From 3175734b4f7b1aaec503f421434e3daa6b6a7d97 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:18 +0000
Subject: [PATCH 01/40] Adds separate file for 'CMDBChangeOpCreate.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpCreate.php              | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php

From af78129b7db8ea8e0265dc8b0c8b3ad4e9e2db2f Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:18 +0000
Subject: [PATCH 02/40] Adds separate file for 'CMDBChangeOpDelete.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpDelete.php              | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php

From c21169d6a7573c994fe04bf8e89d159139940fcd Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:18 +0000
Subject: [PATCH 03/40] Changes content in separated file
 'CMDBChangeOpCreate.php'.

---
 .../CMDBChange/CMDBChangeOpCreate.php         | 1191 +----------------
 1 file changed, 19 insertions(+), 1172 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php
index 26703dc62..f307bde8b 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpCreate.php
@@ -1,1190 +1,37 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
+ * Record the creation of an object
  *
  * @package     iTopORM
  */
 class CMDBChangeOpCreate extends CMDBChangeOp
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_create",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
+        return Dict::S('Change:ObjectCreated');
     }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From 4993240c199ebb43faf0c19a9fc02d2749053dd7 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:18 +0000
Subject: [PATCH 04/40] Changes content in separated file
 'CMDBChangeOpDelete.php'.

---
 .../CMDBChange/CMDBChangeOpDelete.php         | 1194 +----------------
 1 file changed, 23 insertions(+), 1171 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php
index 26703dc62..23dad7263 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpDelete.php
@@ -1,1190 +1,42 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
+ * Record the deletion of an object
  *
  * @package     iTopORM
  */
 class CMDBChangeOpDelete extends CMDBChangeOp
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_delete",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
 
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
+        // Final class of the object (objclass must be set to the root class for efficiency purposes)
+        MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values" => null, "sql" => "fclass", "default_value" => "", "is_null_allowed" => false, "depends_on" => array())));
+        // Last friendly name of the object
+        MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values" => null, "sql" => "fname", "default_value" => "", "is_null_allowed" => true, "depends_on" => array())));
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
+        return Dict::S('Change:ObjectDeleted');
     }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From 4adefa5cd84652fd968f2e9686806103de85960b Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 05/40] Adds separate file for 'CMDBChangeOp.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOp.php                    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOp.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOp.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOp.php

From 621b71f6720f34a95cb9ba7090b6497d1dd9c67b Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 06/40] Adds separate file for 'CMDBChangeOpPlugin.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php              | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php

From 67e288fbc80a04b6088e6b1e48e8dfc63e513918 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 07/40] Adds separate file for
 'CMDBChangeOpSetAttributeBlob.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php

From e05b5192150017f127c6907fe928928e53f1e7a8 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 08/40] Adds separate file for
 'CMDBChangeOpSetAttributeCaseLog.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php

From d8876eef2477c19793a429fb508458e9b0ba4702 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 09/40] Changes content in separated file 'CMDBChangeOp.php'.

---
 .../DataModel/CMDBChange/CMDBChangeOp.php     | 1220 +----------------
 1 file changed, 48 insertions(+), 1172 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOp.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOp.php
index 26703dc62..6db47390b 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOp.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOp.php
@@ -1,1190 +1,66 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
+ * Various atomic change operations, to be tracked
  *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
  */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
 class CMDBChangeOp extends DBObject implements iCMDBChangeOp
 {
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "autoincrement",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "optype",
+            'indexes' => array(
+                array('objclass', 'objkey'),
+            ),
         );
         MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
+        //MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values" => null, "sql" => "changeid", "targetclass" => "CMDBChange", "is_null_allowed" => false, "on_target_delete" => DEL_MANUAL, "depends_on" => array())));
+        MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values" => null, "extkey_attcode" => "change", "target_attcode" => "date")));
+        MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values" => null, "extkey_attcode" => "change", "target_attcode" => "userinfo")));
+        MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values" => null, "extkey_attcode" => "change", "target_attcode" => "user_id")));
+        MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values" => null, "sql" => "objclass", "default_value" => "", "is_null_allowed" => false, "depends_on" => array())));
+        MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values" => null, "class_attcode" => "objclass", "sql" => "objkey", "is_null_allowed" => false, "depends_on" => array())));
 
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
+        MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
+        return '';
     }
-}
 
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+    /**
+     * Safety net:
+     * * if change isn't persisted yet, use the current change and persist it if needed
+     * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
+     *
+     * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
+     */
+    protected function OnInsert()
+    {
+        $iChange = $this->Get('change');
+        if (($iChange <= 0) || (is_null($iChange))) {
+            $oChange = CMDBObject::GetCurrentChange();
+            if ($oChange->IsNew()) {
+                $oChange->DBWrite();
+            }
+            $this->Set('change', $oChange);
+        }
+
+        parent::OnInsert();
+    }
+}
\ No newline at end of file

From e07e435f659db91c0ce83911327ce9444c6d88d0 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 10/40] Changes content in separated file
 'CMDBChangeOpPlugin.php'.

---
 .../CMDBChange/CMDBChangeOpPlugin.php         | 1214 +----------------
 1 file changed, 33 insertions(+), 1181 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php
index 26703dc62..e9933c569 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpPlugin.php
@@ -1,1190 +1,42 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
+ * Record an action made by a plug-in
  *
  * @package     iTopORM
  */
 class CMDBChangeOpPlugin extends CMDBChangeOp
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_plugin",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values" => null, "sql" => "description", "default_value" => '', "is_null_allowed" => false, "depends_on" => array())));
+        /* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
+        MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
+        MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
+        */
+        MetaModel::Init_InheritAttributes();
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        return $this->Get('description');
+    }
+}
\ No newline at end of file

From de93208fde2dcfd7ca604419c11cd3c5da69b2fd Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:19 +0000
Subject: [PATCH 11/40] Changes content in separated file
 'CMDBChangeOpSetAttributeBlob.php'.

---
 .../CMDBChangeOpSetAttributeBlob.php          | 1235 +----------------
 1 file changed, 63 insertions(+), 1172 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php
index 26703dc62..4fea93cc4 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeBlob.php
@@ -1,409 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of a blob
@@ -412,779 +7,75 @@ class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
  */
 class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_data",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        // Temporary, until we change the options of GetDescription() -needs a more global revision
+        $bIsHtml = true;
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            /** @var \ormDocument $oPrevDoc */
+            $oPrevDoc = $this->Get('prevdata');
+            if ($oPrevDoc->IsEmpty()) {
+                $sPrevious = '';
+                $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
+            } else {
+                $sFieldAsHtml = $oPrevDoc->GetAsHTML();
 
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
+                $sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
+                $sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
 
-				$sDocView = <<<HTML
+                $sDownloadLabel = Dict::S('UI:DownloadDocument_');
+                $sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
+
+                $sDocView = <<<HTML
 {$sFieldAsHtml}
 <a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
 HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+                $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
+            }
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From b7f0915e2fbb6b2e111854905febba8237f341b0 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 12/40] Adds separate file for
 'CMDBChangeOpSetAttributeCustomFields.php'.

---
 .../DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php

From c9682227b8981c1d61fac10de51569783c195500 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 13/40] Adds separate file for
 'CMDBChangeOpSetAttributeEncrypted.php'.

---
 .../DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php

From 50feffe40f17ab379cd2fe4895cfc8aca7642587 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 14/40] Adds separate file for
 'CMDBChangeOpSetAttributeHTML.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php

From 5836b2a403a302b27ef45f53af1c740080920a00 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 15/40] Changes content in separated file
 'CMDBChangeOpSetAttributeCaseLog.php'.

---
 .../CMDBChangeOpSetAttributeCaseLog.php       | 1233 +----------------
 1 file changed, 61 insertions(+), 1172 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php
index 26703dc62..eb4785927 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCaseLog.php
@@ -1,811 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
 
 /**
  * Record the modification of a caselog (text)
@@ -817,374 +10,70 @@ class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
  */
 class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_log",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values" => null, "sql" => "lastentry", "default_value" => 0, "is_null_allowed" => true, "depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        // Temporary, until we change the options of GetDescription() -needs a more global revision
+        $bIsHtml = true;
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $oObj = $oMonoObjectSet->Fetch();
+            $oCaseLog = $oObj->Get($this->Get('attcode'));
+            $sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">' . $oCaseLog->GetEntryAt($this->Get('lastentry')) . '</div></div>';
 
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
+            $sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
+        }
+        return $sResult;
+    }
 
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+    /**
+     * @param string $sRawText
+     *
+     * @return string
+     */
+    protected function ToHtml($sRawText)
+    {
+        return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
+    }
+}
\ No newline at end of file

From 23a84b786476ff43c32767a2090a0067207afc02 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 16/40] Changes content in separated file
 'CMDBChangeOpSetAttributeCustomFields.php'.

---
 .../CMDBChangeOpSetAttributeCustomFields.php  | 1120 -----------------
 1 file changed, 1120 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php
index 26703dc62..baa09430a 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeCustomFields.php
@@ -1,1124 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of custom fields

From d54abbe4014162a3f33275cd24f2c3f9e2487b81 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 17/40] Changes content in separated file
 'CMDBChangeOpSetAttributeEncrypted.php'.

---
 .../CMDBChangeOpSetAttributeEncrypted.php     | 1229 +----------------
 1 file changed, 50 insertions(+), 1179 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php
index 26703dc62..1f983f495 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeEncrypted.php
@@ -1,1190 +1,61 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Safely record the modification of an encrypted field
  */
 class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_encrypted",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed" => true, "allowed_values" => null, "depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        // Temporary, until we change the options of GetDescription() -needs a more global revision
+        $bIsHtml = true;
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $sPrevString = $this->GetAsHTML('prevstring');
+            $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From e49b3c7366bc8eb1ab713e58f3497f0c296ef96f Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:20 +0000
Subject: [PATCH 18/40] Changes content in separated file
 'CMDBChangeOpSetAttributeHTML.php'.

---
 .../CMDBChangeOpSetAttributeHTML.php          | 1225 +----------------
 1 file changed, 48 insertions(+), 1177 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php
index 26703dc62..7a9d8b162 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeHTML.php
@@ -1,750 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of a multiline string (text) containing some HTML markup
@@ -753,438 +7,55 @@ class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
  */
 class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_html",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $sTextView = $this->Get('prevdata');
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+            //$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
+            $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From 8da798be3bb59499c97444cb4712c36ed684a0cf Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 19/40] Adds separate file for
 'CMDBChangeOpSetAttributeLinksAddRemove.php'.

---
 .../CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php         | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php

From d9f49a795894a71ddd8f4b50c6f45ccc965f7497 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 20/40] Adds separate file for
 'CMDBChangeOpSetAttributeLinks.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php   | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php

From 47f0302967070b60ce5610a848a794fd96649023 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 21/40] Adds separate file for
 'CMDBChangeOpSetAttributeLinksTune.php'.

---
 .../DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php

From 2d27794f854b05610289b7b6bfa1630719e7c0dc Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 22/40] Changes content in separated file
 'CMDBChangeOpSetAttributeLinksAddRemove.php'.

---
 ...CMDBChangeOpSetAttributeLinksAddRemove.php | 1225 +----------------
 1 file changed, 50 insertions(+), 1175 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php
index 26703dc62..e40dc3eb1 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksAddRemove.php
@@ -1,1190 +1,65 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
+ * Record added/removed objects from within a link set
  *
  * @package     iTopORM
  */
 class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_links_addremove",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
 
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
+        MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values" => new ValueSetEnum('added,removed'), "sql" => "type", "default_value" => "added", "is_null_allowed" => false, "depends_on" => array())));
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
 
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
+            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+            $sAttName = $oAttDef->GetLabel();
 
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
+            $sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
 
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
+            $sResult = $sAttName . ' - ';
+            switch ($this->Get('type')) {
+                case 'added':
+                    $sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
+                    break;
 
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+                case 'removed':
+                    $sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
+                    break;
+            }
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From c2479757f49b3f50e3e616164b8fdcac0a92e84d Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 23/40] Changes content in separated file
 'CMDBChangeOpSetAttributeLinks.php'.

---
 .../CMDBChangeOpSetAttributeLinks.php         | 1206 +----------------
 1 file changed, 25 insertions(+), 1181 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php
index 26703dc62..601d41bc8 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinks.php
@@ -1,1190 +1,34 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
+ * Record added/removed objects from within a link set
  *
  * @package     iTopORM
  */
 abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_links",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
 
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+        // Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
+        //       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
+        MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values" => null, "sql" => "item_class", "default_value" => '', "is_null_allowed" => false, "depends_on" => array())));
+        MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values" => null, "sql" => "item_id", "default_value" => 0, "is_null_allowed" => false, "depends_on" => array())));
+    }
+}
\ No newline at end of file

From 407b41155cf2b80e2d9942d5a2a3fc84174754ae Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:21 +0000
Subject: [PATCH 24/40] Changes content in separated file
 'CMDBChangeOpSetAttributeLinksTune.php'.

---
 .../CMDBChangeOpSetAttributeLinksTune.php     | 1242 +----------------
 1 file changed, 69 insertions(+), 1173 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php
index 26703dc62..0c46fb415 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLinksTune.php
@@ -1,1190 +1,86 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
+ * A single record redirects to the modifications made within the same change
  *
  * @package     iTopORM
  */
 class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_links_tune",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
 
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
+        MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values" => null, "sql" => "link_id", "default_value" => 0, "is_null_allowed" => false, "depends_on" => array())));
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
 
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
+            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+            $sAttName = $oAttDef->GetLabel();
 
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
+            $sLinkClass = $oAttDef->GetLinkedClass();
+            $aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
 
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
+            // Search for changes on the corresponding link
+            //
+            $oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
+            $oSearch->AddCondition('change', $this->Get('change'), '=');
+            $oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
+            if (count($aLinkClasses) == 1) {
+                // Faster than the whole building of the expression below for just one value ??
+                $oSearch->AddCondition('objclass', $sLinkClass, '=');
+            } else {
+                $oField = new FieldExpression('objclass', $oSearch->GetClassAlias());
+                $sListExpr = '(' . implode(', ', CMDBSource::Quote($aLinkClasses)) . ')';
+                $sOQLCondition = $oField->RenderExpression() . " IN $sListExpr";
+                $oNewCondition = Expression::FromOQL($sOQLCondition);
+                $oSearch->AddConditionExpression($oNewCondition);
+            }
+            $oSet = new DBObjectSet($oSearch);
+            $aChanges = array();
+            while ($oChangeOp = $oSet->Fetch()) {
+                $aChanges[] = $oChangeOp->GetDescription();
+            }
+            if (count($aChanges) == 0) {
+                return '';
+            }
 
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
+            $sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
 
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+            $sResult = $sAttName . ' - ';
+            $sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
+            $sResult .= ' : ' . implode(', ', $aChanges);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From 0c5e032d9aefc5f3b5463cf73ea181bda45b6aad Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 25/40] Adds separate file for
 'CMDBChangeOpSetAttributeLongText.php'.

---
 .../DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php     | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php

From 079cceb48b0b4df59c2a6aad88d52b18945a44c7 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 26/40] Adds separate file for
 'CMDBChangeOpSetAttributeOneWayPassword.php'.

---
 .../CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php         | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php

From 17b05efbba08ae7e2bedb96b6d12b5fefa8c4062 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 27/40] Adds separate file for 'CMDBChangeOpSetAttribute.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php        | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php

From 36de69b3d06ea418b68b9bc6348d4bad80d0e8ac Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 28/40] Adds separate file for
 'CMDBChangeOpSetAttributeScalar.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php  | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php

From 32ce6ac336e71162b17a7a7877e8a60f824e5cfb Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 29/40] Changes content in separated file
 'CMDBChangeOpSetAttributeLongText.php'.

---
 .../CMDBChangeOpSetAttributeLongText.php      | 1226 +----------------
 1 file changed, 49 insertions(+), 1177 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php
index 26703dc62..c020a0eed 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeLongText.php
@@ -1,685 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of a multiline string (text)
@@ -688,503 +7,56 @@ class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
  */
 class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_longtext",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values" => null, "sql" => "prevdata", "default_value" => "", "is_null_allowed" => true, "depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $sTextView = '<div>' . $this->GetAsHtml('prevdata') . '</div>';
 
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+            //$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
+            $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From b18733ac31fc15b0d40f7d70853942f64d840bb3 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 30/40] Changes content in separated file
 'CMDBChangeOpSetAttributeOneWayPassword.php'.

---
 ...CMDBChangeOpSetAttributeOneWayPassword.php | 1228 +----------------
 1 file changed, 49 insertions(+), 1179 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php
index 26703dc62..1ae5c9385 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeOneWayPassword.php
@@ -1,1190 +1,60 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Safely record the modification of one way encrypted password
  */
 class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_pwd",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed" => true, "allowed_values" => null, "depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        // Temporary, until we change the options of GetDescription() -needs a more global revision
+        $bIsHtml = true;
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $sResult = Dict::Format('Change:AttName_Changed', $sAttName);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From 714079df9f35fd1cde418d63e93ddaffc5804743 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:22 +0000
Subject: [PATCH 31/40] Changes content in separated file
 'CMDBChangeOpSetAttribute.php'.

---
 .../CMDBChange/CMDBChangeOpSetAttribute.php   | 1188 +----------------
 1 file changed, 16 insertions(+), 1172 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php
index 26703dc62..5a3a7b7f5 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttribute.php
@@ -1,188 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
 
 /**
  * Record the modification of an attribute (abstract)
@@ -191,1000 +7,28 @@ class CMDBChangeOpDelete extends CMDBChangeOp
  */
 class CMDBChangeOpSetAttribute extends CMDBChangeOp
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
+        MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values" => null, "sql" => "attcode", "default_value" => "", "is_null_allowed" => false, "depends_on" => array())));
 
         // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
     }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From d2ca1d59a6a31a8703175bb4868a47bd133cb95b Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 32/40] Adds separate file for
 'CMDBChangeOpSetAttributeTagSet.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php  | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php

From 9fba36ae2932e7ddd97f45cab2a6602f606733b2 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 33/40] Adds separate file for
 'CMDBChangeOpSetAttributeText.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php    | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php

From fddf54b8630a1110dabed153c8e9320b3a428e45 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 34/40] Adds separate file for
 'CMDBChangeOpSetAttributeURL.php'.

---
 .../Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php     | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php

From 5de3a5331b4533e38fa8a3b7d2da6696cf317035 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 35/40] Changes content in separated file
 'CMDBChangeOpSetAttributeScalar.php'.

---
 .../CMDBChangeOpSetAttributeScalar.php        | 1177 +----------------
 1 file changed, 23 insertions(+), 1154 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php
index 26703dc62..2a5e28689 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeScalar.php
@@ -1,329 +1,51 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
+ * Record the modification of a scalar attribute
  *
  * @package     iTopORM
  */
 class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_scalar",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
+        MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "default_value" => null, "is_null_allowed" => true, "depends_on" => array())));
+        MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values" => null, "sql" => "newvalue", "default_value" => null, "is_null_allowed" => true, "depends_on" => array())));
 
         // Display lists
         MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
         MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
         $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectClass = $this->Get('objclass');
         $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
         $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
         $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
             if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
 
             $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
@@ -334,857 +56,4 @@ class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
         }
         return $sResult;
     }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From 500ae157b3b961d42e99b26a151dc968ac84db85 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 36/40] Changes content in separated file
 'CMDBChangeOpSetAttributeTagSet.php'.

---
 .../CMDBChangeOpSetAttributeTagSet.php        | 1170 +----------------
 1 file changed, 20 insertions(+), 1150 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php
index 26703dc62..c0ab1bf0a 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeTagSet.php
@@ -1,280 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of a tag set attribute
@@ -283,36 +7,36 @@ class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
  */
 class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_tagset",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
+        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "default_value" => null, "is_null_allowed" => true, "depends_on" => array())));
+        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values" => null, "sql" => "newvalue", "default_value" => null, "is_null_allowed" => true, "depends_on" => array())));
 
         // Display lists
         MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
         MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
         $sResult = '';
         $sTargetObjectClass = $this->Get('objclass');
@@ -322,8 +46,7 @@ class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
         $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
         $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
+        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
             if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
 
             $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
@@ -334,857 +57,4 @@ class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
         }
         return $sResult;
     }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From ea9c458c9f253d4f04358051a6fbab67d78f016a Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:23 +0000
Subject: [PATCH 37/40] Changes content in separated file
 'CMDBChangeOpSetAttributeText.php'.

---
 .../CMDBChangeOpSetAttributeText.php          | 1227 +----------------
 1 file changed, 51 insertions(+), 1176 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php
index 26703dc62..4636917ce 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeText.php
@@ -1,617 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
-{
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
 
 /**
  * Record the modification of a multiline string (text)
@@ -620,571 +7,59 @@ class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
  */
 class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_text",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values" => null, "sql" => "prevdata", "default_value" => "", "is_null_allowed" => true, "depends_on" => array())));
 
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
+    }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        // Temporary, until we change the options of GetDescription() -needs a more global revision
+        $bIsHtml = true;
 
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
+                $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+                $sAttName = $oAttDef->GetLabel();
+            } else {
+                // The attribute was renamed or removed from the object ?
+                $sAttName = $this->Get('attcode');
+            }
+            $sTextView = '<div>' . $this->GetAsHtml('prevdata') . '</div>';
 
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+            //$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
+            $sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file

From 30ff03bce0d17b9afa8153464801859ba4b023a1 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:24 +0000
Subject: [PATCH 38/40] Adds separate file for 'iCMDBChangeOp.php'.

---
 .../Core/DataModel/CMDBChange/iCMDBChangeOp.php                   | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename core/cmdbchangeop.class.inc.php => sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php (100%)

diff --git a/core/cmdbchangeop.class.inc.php b/sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php
similarity index 100%
rename from core/cmdbchangeop.class.inc.php
rename to sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php

From 14095baf67d9ac4b0a447b1619bf22630b7020a3 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:24 +0000
Subject: [PATCH 39/40] Changes content in separated file
 'CMDBChangeOpSetAttributeURL.php'.

---
 .../CMDBChangeOpSetAttributeURL.php           | 1189 +----------------
 1 file changed, 34 insertions(+), 1155 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
index 26703dc62..4b061232c 100644
--- a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
@@ -1,329 +1,61 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
 
 /**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
+ * Record the modification of an URL
  *
  * @package     iTopORM
  */
-
-/**
- * Interface iCMDBChangeOp
- *
- * @since 3.0.0
- */
-interface iCMDBChangeOp
+class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
 {
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
     {
         $aParams = array
         (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_url",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
         );
         MetaModel::Init_Params($aParams);
         MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
+
+        // N°4910 (oldvalue), N°5423 (newvalue)
+        // We cannot have validation here, as AttributeUrl validation is field dependant.
+        // The validation will be done when editing the iTop object, it isn't the history API responsibility
+        //
+        // Pattern is retrieved using this order :
+        // 1.  try to get the pattern from the field definition (datamodel)
+        // 2. from the iTop config
+        // 3. config parameter default value
+        // see \AttributeURL::GetValidationPattern
+        MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
+        MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
 
         // Display lists
         MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
         MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
     }
 
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
     {
         $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectClass = $this->Get('objclass');
         $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
         $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
 
         $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
             if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
 
             $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
@@ -334,857 +66,4 @@ class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
         }
         return $sResult;
     }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+}
\ No newline at end of file

From 346b10505408cde1fd3ad6e60b0b8b1f176f2576 Mon Sep 17 00:00:00 2001
From: Potherca-Bot <potherca+bot@gmail.com>
Date: Tue, 2 Sep 2025 22:28:24 +0000
Subject: [PATCH 40/40] Changes content in separated file 'iCMDBChangeOp.php'.

---
 .../DataModel/CMDBChange/iCMDBChangeOp.php    | 1188 +----------------
 1 file changed, 7 insertions(+), 1181 deletions(-)

diff --git a/sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php b/sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php
index 26703dc62..9e8c14b14 100644
--- a/sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php
+++ b/sources/Core/DataModel/CMDBChange/iCMDBChangeOp.php
@@ -1,35 +1,4 @@
 <?php
-// Copyright (C) 2010-2024 Combodo SAS
-//
-//   This file is part of iTop.
-//
-//   iTop is free software; you can redistribute it and/or modify	
-//   it under the terms of the GNU Affero General Public License as published by
-//   the Free Software Foundation, either version 3 of the License, or
-//   (at your option) any later version.
-//
-//   iTop is distributed in the hope that it will be useful,
-//   but WITHOUT ANY WARRANTY; without even the implied warranty of
-//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//   GNU Affero General Public License for more details.
-//
-//   You should have received a copy of the GNU Affero General Public License
-//   along with iTop. If not, see <http://www.gnu.org/licenses/>
-
-
-/**
- * Persistent classes (internal) : cmdbChangeOp and derived
- *
- * @copyright   Copyright (C) 2010-2024 Combodo SAS
- * @license     http://opensource.org/licenses/AGPL-3.0
- */
-
-
-/**
- * Various atomic change operations, to be tracked 
- *
- * @package     iTopORM
- */
 
 /**
  * Interface iCMDBChangeOp
@@ -38,1153 +7,10 @@
  */
 interface iCMDBChangeOp
 {
-	/**
-	 * Describe (as an HTML string) the modifications corresponding to this change
-	 *
-	 * @return string
-	 */
-	public function GetDescription();
-}
-
-class CMDBChangeOp extends DBObject implements iCMDBChangeOp
-{
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "autoincrement",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "optype",
-			'indexes'             => array(
-				array('objclass', 'objkey'),
-			),
-		);
-		MetaModel::Init_Params($aParams);
-		//MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeExternalKey("change", array("allowed_values"=>null, "sql"=>"changeid", "targetclass"=>"CMDBChange", "is_null_allowed"=>false, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("date", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"date")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("userinfo", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"userinfo")));
-		MetaModel::Init_AddAttribute(new AttributeExternalField("user_id", array("allowed_values"=>null, "extkey_attcode"=>"change", "target_attcode"=>"user_id")));
-		MetaModel::Init_AddAttribute(new AttributeString("objclass", array("allowed_values"=>null, "sql"=>"objclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeObjectKey("objkey", array("allowed_values"=>null, "class_attcode"=>"objclass", "sql"=>"objkey", "is_null_allowed"=>false, "depends_on"=>array())));
-
-		MetaModel::Init_SetZListItems('details', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('change', 'date', 'userinfo')); // Attributes to be displayed for the complete details
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return '';
-	}
-
-	/**
-	 * Safety net:
-	 * * if change isn't persisted yet, use the current change and persist it if needed
-	 * * in case the change is not given, let's guarantee that it will be set to the current ongoing change (or create a new one)
-	 *
-	 * @since 2.7.7 3.0.2 3.1.0 N°3717 do persist the current change if needed
-	 */
-	protected function OnInsert()
-	{
-		$iChange = $this->Get('change');
-		if (($iChange <= 0) || (is_null($iChange))) {
-			$oChange = CMDBObject::GetCurrentChange();
-			if ($oChange->IsNew()) {
-				$oChange->DBWrite();
-			}
-			$this->Set('change', $oChange);
-		}
-
-		parent::OnInsert();
-	}
-}
-
-/**
- * Record the creation of an object  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpCreate extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_create",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-	}
-	
-	/**
-	 * @inheritDoc
-	 */	 
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectCreated');
-	}
-}
-
-/**
- * Record the deletion of an object 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpDelete extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_delete",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Final class of the object (objclass must be set to the root class for efficiency purposes)
-		MetaModel::Init_AddAttribute(new AttributeString("fclass", array("allowed_values"=>null, "sql"=>"fclass", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		// Last friendly name of the object
-		MetaModel::Init_AddAttribute(new AttributeString("fname", array("allowed_values"=>null, "sql"=>"fname", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return Dict::S('Change:ObjectDeleted');
-	}
-}
-
-/**
- * Record the modification of an attribute (abstract)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttribute extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-}
-
-/**
- * Record the modification of a scalar attribute 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeScalar extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_scalar",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeString("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeString("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a tag set attribute
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeTagSet extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-    {
-        $aParams = array
-        (
-	        "category"            => "core/cmdb, grant_by_profile",
-	        "key_type"            => "",
-	        "name_attcode"        => "change",
-	        "state_attcode"       => "",
-	        "reconc_keys"         => array(),
-	        "db_table"            => "priv_changeop_setatt_tagset",
-	        "db_key_field"        => "id",
-	        "db_finalclass_field" => "",
-        );
-        MetaModel::Init_Params($aParams);
-        MetaModel::Init_InheritAttributes();
-        MetaModel::Init_AddAttribute(new AttributeText("oldvalue", array("allowed_values"=>null, "sql"=>"oldvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-        MetaModel::Init_AddAttribute(new AttributeText("newvalue", array("allowed_values"=>null, "sql"=>"newvalue", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
-
-        // Display lists
-        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-    }
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-    {
-        $sResult = '';
-        $sTargetObjectClass = $this->Get('objclass');
-        $oTargetObjectKey = $this->Get('objkey');
-        $sAttCode = $this->Get('attcode');
-        $oTargetSearch = new DBObjectSearch($sTargetObjectClass);
-        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
-        if (UserRights::IsActionAllowedOnAttribute($sTargetObjectClass, $sAttCode, UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-        {
-            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-            $sAttName = $oAttDef->GetLabel();
-            $sNewValue = $this->Get('newvalue');
-            $sOldValue = $this->Get('oldvalue');
-            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-        }
-        return $sResult;
-    }
-}
-
-/**
- * Record the modification of an URL 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_url",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// N°4910 (oldvalue), N°5423 (newvalue)
-		// We cannot have validation here, as AttributeUrl validation is field dependant.
-		// The validation will be done when editing the iTop object, it isn't the history API responsibility
-		//
-		// Pattern is retrieved using this order :
-		// 1.  try to get the pattern from the field definition (datamodel)
-		// 2. from the iTop config
-		// 3. config parameter default value
-		// see \AttributeURL::GetValidationPattern
-		MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-		MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-			$sNewValue = $this->Get('newvalue');
-			$sOldValue = $this->Get('oldvalue');
-			$sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a blob
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeBlob extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_data",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeBlob("prevdata", array("depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			/** @var \ormDocument $oPrevDoc */
-			$oPrevDoc = $this->Get('prevdata');
-			if ($oPrevDoc->IsEmpty()) {
-				$sPrevious = '';
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevious);
-			} else {
-				$sFieldAsHtml = $oPrevDoc->GetAsHTML();
-
-				$sDisplayLabel = Dict::S('UI:OpenDocumentInNewWindow_');
-				$sDisplayUrl = $oPrevDoc->GetDisplayURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDownloadLabel = Dict::S('UI:DownloadDocument_');
-				$sDownloadUrl = $oPrevDoc->GetDownloadURL(get_class($this), $this->GetKey(), 'prevdata');
-
-				$sDocView = <<<HTML
-{$sFieldAsHtml}
-<a href="{$sDisplayUrl}" target="_blank">{$sDisplayLabel}</a> / <a href="{$sDownloadUrl}">{$sDownloadLabel}</a>
-HTML;
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sDocView);
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of one way encrypted password
- */
-class CMDBChangeOpSetAttributeOneWayPassword extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_pwd",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeOneWayPassword("prev_pwd", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sResult = Dict::Format('Change:AttName_Changed', $sAttName);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Safely record the modification of an encrypted field
- */
-class CMDBChangeOpSetAttributeEncrypted extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_encrypted",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeEncryptedString("prevstring", array("sql" => 'data', "default_value" => '', "is_null_allowed"=> true, "allowed_values" => null, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sPrevString = $this->GetAsHTML('prevstring');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sPrevString);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_text",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text)
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLongText extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_longtext",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = '<div>'.$this->GetAsHtml('prevdata').'</div>';
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of a multiline string (text) containing some HTML markup
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeHTML extends CMDBChangeOpSetAttributeLongText
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_html",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-	
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) {
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			} else {
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$sTextView = $this->Get('prevdata');
-
-			//$sDocView = $oPrevDoc->GetDisplayInline(get_class($this), $this->GetKey(), 'prevdata');
-			$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-		}
-		return $sResult;
-	}	
-}
-
-/**
- * Record the modification of a caselog (text)
- * since the caselog itself stores the history
- * of its entries, there is no need to duplicate
- * the text here
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCaseLog extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_log",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeInteger("lastentry", array("allowed_values"=>null, "sql"=>"lastentry", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		// Temporary, until we change the options of GetDescription() -needs a more global revision
-		$bIsHtml = true;
-		
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-			{
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-			}
-			else
-			{
-				// The attribute was renamed or removed from the object ?
-				$sAttName = $this->Get('attcode');
-			}
-			$oObj = $oMonoObjectSet->Fetch();
-			$oCaseLog = $oObj->Get($this->Get('attcode'));
-			$sTextEntry = '<div class="history_entry history_entry_truncated"><div class="history_html_content">'.$oCaseLog->GetEntryAt($this->Get('lastentry')).'</div></div>';
-
-			$sResult = Dict::Format('Change:AttName_EntryAdded', $sAttName, $sTextEntry);
-		}
-		return $sResult;
-	}
-
-	/**
-	 * @param string $sRawText
-	 *
-	 * @return string
-	 */
-	protected function ToHtml($sRawText)
-	{
-		return str_replace(array("\r\n", "\n", "\r"), "<br/>", utils::EscapeHtml($sRawText));
-	}
-}
-
-/**
- * Record an action made by a plug-in  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpPlugin extends CMDBChangeOp
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_plugin",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		/* May be used later when implementing an extension mechanism that will allow the plug-ins to store some extra information and still degrades gracefully when the plug-in is desinstalled
-		MetaModel::Init_AddAttribute(new AttributeString("extension_class", array("allowed_values"=>null, "sql"=>"extension_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("extension_id", array("allowed_values"=>null, "sql"=>"extension_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-		*/
-		MetaModel::Init_InheritAttributes();
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		return $this->Get('description');
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-abstract class CMDBChangeOpSetAttributeLinks extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		// Note: item class/id points to the link class itself in case of a direct link set (e.g. Server::interface_list => Interface)
-		//       item class/id points to the remote class in case of a indirect link set (e.g. Server::contract_list => Contract)
-		MetaModel::Init_AddAttribute(new AttributeString("item_class", array("allowed_values"=>null, "sql"=>"item_class", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array())));
-		MetaModel::Init_AddAttribute(new AttributeInteger("item_id", array("allowed_values"=>null, "sql"=>"item_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-}
-
-/**
- * Record added/removed objects from within a link set 
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksAddRemove extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_addremove",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeEnum("type", array("allowed_values"=>new ValueSetEnum('added,removed'), "sql"=>"type", "default_value"=>"added", "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			switch ($this->Get('type'))
-			{
-			case 'added':
-				$sResult .= Dict::Format('Change:LinkSet:Added', $sItemDesc);
-				break;
-
-			case 'removed':
-				$sResult .= Dict::Format('Change:LinkSet:Removed', $sItemDesc);
-				break;
-			}
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record attribute changes from within a link set
- * A single record redirects to the modifications made within the same change  
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeLinksTune extends CMDBChangeOpSetAttributeLinks
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_links_tune",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-
-		MetaModel::Init_AddAttribute(new AttributeInteger("link_id", array("allowed_values"=>null, "sql"=>"link_id", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		$oTargetObjectClass = $this->Get('objclass');
-		$oTargetObjectKey = $this->Get('objkey');
-		$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-		$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-		$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-		if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-		{
-			if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
-
-			$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-			$sAttName = $oAttDef->GetLabel();
-
-			$sLinkClass = $oAttDef->GetLinkedClass();
-			$aLinkClasses = MetaModel::EnumChildClasses($sLinkClass, ENUM_CHILD_CLASSES_ALL);
-
-			// Search for changes on the corresponding link
-			//
-			$oSearch = new DBObjectSearch('CMDBChangeOpSetAttribute');
-			$oSearch->AddCondition('change', $this->Get('change'), '=');
-			$oSearch->AddCondition('objkey', $this->Get('link_id'), '=');
-			if (count($aLinkClasses) == 1)
-			{
-				// Faster than the whole building of the expression below for just one value ??
-				$oSearch->AddCondition('objclass', $sLinkClass, '=');
-			}
-			else
-			{
-				$oField = new FieldExpression('objclass',  $oSearch->GetClassAlias());
-				$sListExpr = '('.implode(', ', CMDBSource::Quote($aLinkClasses)).')';
-				$sOQLCondition = $oField->RenderExpression()." IN $sListExpr";
-				$oNewCondition = Expression::FromOQL($sOQLCondition);
-				$oSearch->AddConditionExpression($oNewCondition);
-			}
-			$oSet = new DBObjectSet($oSearch);
-			$aChanges = array();
-			while ($oChangeOp = $oSet->Fetch())
-			{
-				$aChanges[] = $oChangeOp->GetDescription();
-			}
-			if (count($aChanges) == 0)
-			{
-				return '';
-			}
-
-			$sItemDesc = MetaModel::GetHyperLink($this->Get('item_class'), $this->Get('item_id'));
-
-			$sResult = $sAttName.' - ';
-			$sResult .= Dict::Format('Change:LinkSet:Modified', $sItemDesc);
-			$sResult .= ' : '.implode(', ', $aChanges);
-		}
-		return $sResult;
-	}
-}
-
-/**
- * Record the modification of custom fields
- *
- * @package     iTopORM
- */
-class CMDBChangeOpSetAttributeCustomFields extends CMDBChangeOpSetAttribute
-{
-	/**
-	 * @inheritDoc
-	 */
-	public static function Init()
-	{
-		$aParams = array
-		(
-			"category"            => "core/cmdb, grant_by_profile",
-			"key_type"            => "",
-			"name_attcode"        => "change",
-			"state_attcode"       => "",
-			"reconc_keys"         => array(),
-			"db_table"            => "priv_changeop_setatt_custfields",
-			"db_key_field"        => "id",
-			"db_finalclass_field" => "",
-		);
-		MetaModel::Init_Params($aParams);
-		MetaModel::Init_InheritAttributes();
-		MetaModel::Init_AddAttribute(new AttributeLongText("prevdata", array("allowed_values"=>null, "sql"=>"prevdata", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
-
-		// Display lists
-		MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for the complete details
-		MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode')); // Attributes to be displayed for a list
-	}
-
-	/**
-	 * @inheritDoc
-	 */
-	public function GetDescription()
-	{
-		$sResult = '';
-		if (MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode')))
-		{
-			$oTargetObjectClass = $this->Get('objclass');
-			$oTargetObjectKey = $this->Get('objkey');
-			$oTargetSearch = new DBObjectSearch($oTargetObjectClass);
-			$oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
-
-			$oMonoObjectSet = new DBObjectSet($oTargetSearch);
-			if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES)
-			{
-				$aValues = json_decode($this->Get('prevdata'), true);
-				$oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
-				$sAttName = $oAttDef->GetLabel();
-
-				try
-				{
-					$oHandler = $oAttDef->GetHandler($aValues);
-					$sValueDesc = $oHandler->GetAsHTML($aValues);
-				}
-				catch (Exception $e) {
-					$sValueDesc = 'Custom field error: '.utils::EscapeHtml($e->getMessage());
-				}
-				$sTextView = '<div>'.$sValueDesc.'</div>';
-
-				$sResult = Dict::Format('Change:AttName_Changed_PreviousValue_OldValue', $sAttName, $sTextView);
-			}
-		}
-		return $sResult;
-	}
-}
+    /**
+     * Describe (as an HTML string) the modifications corresponding to this change
+     *
+     * @return string
+     */
+    public function GetDescription();
+}
\ No newline at end of file