mirror of
https://github.com/Combodo/iTop.git
synced 2026-02-13 07:24:13 +01:00
2327 lines
56 KiB
PHP
2327 lines
56 KiB
PHP
<?php
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// Copyright (c) 2010-2018 Combodo SARL
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//
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// This file is part of iTop.
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//
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// iTop is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// iTop is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with iTop. If not, see <http://www.gnu.org/licenses/>
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//
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class MissingQueryArgument extends CoreException
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{
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}
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/**
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* @method Check($oModelReflection, array $aAliases, $sSourceQuery)
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*/
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abstract class Expression
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{
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/**
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* Perform a deep clone (as opposed to "clone" which does copy a reference to the underlying objects)
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**/
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public function DeepClone()
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{
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return unserialize(serialize($this));
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}
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// recursive translation of identifiers
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abstract public function GetUnresolvedFields($sAlias, &$aUnresolved);
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/**
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* @param array $aTranslationData
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* @param bool $bMatchAll
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* @param bool $bMarkFieldsAsResolved
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*
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* @return Expression Translated expression
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*/
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abstract public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true);
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public final static function ConvertArrayToOQL($aExpressions, $aArgs)
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{
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$aRet = array();
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foreach ($aExpressions as $sName => $oExpression)
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{
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/** @var Expression $oExpression */
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$aRet[$sName] = $oExpression->RenderExpression(false, $aArgs);
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}
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return $aRet;
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}
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public final static function ConvertArrayFromOQL($aExpressions)
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{
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$aRet = array();
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foreach ($aExpressions as $sName => $sConditionExpr)
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{
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/** @var Expression $oExpression */
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$aRet[$sName] = Expression::FromOQL($sConditionExpr);
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}
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return $aRet;
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}
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/**
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* recursive rendering
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*
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* @deprecated use RenderExpression
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*
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* @param array $aArgs used as input by default, or used as output if bRetrofitParams set to True
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* @param bool $bRetrofitParams
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*
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* @return array|string
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* @throws \MissingQueryArgument
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*/
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public function Render(&$aArgs = null, $bRetrofitParams = false)
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{
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return $this->RenderExpression(false, $aArgs, $bRetrofitParams);
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}
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/**
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* recursive rendering
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*
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* @param bool $bForSQL generates code for OQL if false, for SQL otherwise
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* @param array $aArgs used as input by default, or used as output if bRetrofitParams set to True
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* @param bool $bRetrofitParams
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*
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* @return array|string
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* @throws \MissingQueryArgument
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*/
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abstract public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false);
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/**
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* @param DBObjectSearch $oSearch
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* @param array $aArgs
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* @param AttributeDefinition $oAttDef
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*
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* @param array $aCtx
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*
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* @return array parameters for the search form
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*/
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public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
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{
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return $this->RenderExpression(false, $aArgs);
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}
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public function GetAttDef($aClasses = array())
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{
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return null;
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}
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/**
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* Recursively browse the expression tree
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* @param Closure $callback
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* @return mixed
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*/
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abstract public function Browse(Closure $callback);
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abstract public function ApplyParameters($aArgs);
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// recursively builds an array of class => fieldname
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abstract public function ListRequiredFields();
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// recursively list field parents ($aTable = array of sParent => dummy)
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abstract public function CollectUsedParents(&$aTable);
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abstract public function IsTrue();
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// recursively builds an array of [classAlias][fieldName] => value
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abstract public function ListConstantFields();
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public function RequiresField($sClass, $sFieldName)
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{
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// #@# todo - optimize : this is called quite often when building a single query !
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$aRequired = $this->ListRequiredFields();
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if (!in_array($sClass.'.'.$sFieldName, $aRequired)) return false;
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return true;
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}
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public function serialize()
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{
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return base64_encode($this->RenderExpression(false));
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}
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/**
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* @param $sValue
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*
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* @return Expression
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* @throws OQLException
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*/
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static public function unserialize($sValue)
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{
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return self::FromOQL(base64_decode($sValue));
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}
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/**
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* @param $sConditionExpr
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* @return Expression
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*/
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static public function FromOQL($sConditionExpr)
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{
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static $aCache = array();
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if (array_key_exists($sConditionExpr, $aCache))
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{
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return unserialize($aCache[$sConditionExpr]);
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}
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$oOql = new OqlInterpreter($sConditionExpr);
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$oExpression = $oOql->ParseExpression();
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$aCache[$sConditionExpr] = serialize($oExpression);
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return $oExpression;
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}
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static public function FromSQL($sSQL)
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{
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$oSql = new SQLExpression($sSQL);
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return $oSql;
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}
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/**
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* @param Expression $oExpr
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* @return Expression
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*/
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public function LogAnd(Expression $oExpr)
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{
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if ($this->IsTrue()) return clone $oExpr;
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if ($oExpr->IsTrue()) return clone $this;
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return new BinaryExpression($this, 'AND', $oExpr);
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}
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/**
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* @param Expression $oExpr
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* @return Expression
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*/
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public function LogOr(Expression $oExpr)
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{
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return new BinaryExpression($this, 'OR', $oExpr);
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}
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abstract public function RenameParam($sOldName, $sNewName);
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abstract public function RenameAlias($sOldName, $sNewName);
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/**
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* Make the most relevant label, given the value of the expression
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*
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* @param DBSearch oFilter The context in which this expression has been used
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* @param string sValue The value returned by the query, for this expression
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* @param string sDefault The default value if no relevant label could be computed
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*
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* @return string label
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*/
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public function MakeValueLabel($oFilter, $sValue, $sDefault)
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{
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return $sDefault;
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}
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public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
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{
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return array(
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'widget' => AttributeDefinition::SEARCH_WIDGET_TYPE_RAW,
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'oql' => $this->RenderExpression(false, $aArgs, $bRetrofitParams),
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'label' => $this->Display($oSearch, $aArgs, $oAttDef),
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'source' => get_class($this),
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);
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}
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/**
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* Split binary expression on given operator
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*
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* @param Expression $oExpr
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* @param string $sOperator
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* @param array $aAndExpr
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*
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* @return array of expressions
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*/
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public static function Split($oExpr, $sOperator = 'AND', &$aAndExpr = array())
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{
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if (($oExpr instanceof BinaryExpression) && ($oExpr->GetOperator() == $sOperator))
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{
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static::Split($oExpr->GetLeftExpr(), $sOperator, $aAndExpr);
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static::Split($oExpr->GetRightExpr(), $sOperator, $aAndExpr);
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}
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else
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{
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$aAndExpr[] = $oExpr;
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}
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return $aAndExpr;
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}
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}
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class SQLExpression extends Expression
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{
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protected $m_sSQL;
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public function __construct($sSQL)
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{
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$this->m_sSQL = $sSQL;
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}
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public function IsTrue()
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{
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return false;
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}
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// recursive rendering
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public function RenderExpression($bForSql = false, &$aArgs = null, $bRetrofitParams = false)
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{
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return $this->m_sSQL;
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}
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public function Browse(Closure $callback)
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{
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$callback($this);
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}
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public function ApplyParameters($aArgs)
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{
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}
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public function GetUnresolvedFields($sAlias, &$aUnresolved)
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{
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}
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public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
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{
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return clone $this;
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}
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public function ListRequiredFields()
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{
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return array();
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}
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public function CollectUsedParents(&$aTable)
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{
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}
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public function ListConstantFields()
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{
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return array();
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}
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public function RenameParam($sOldName, $sNewName)
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{
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// Do nothing, since there is nothing to rename
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}
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public function RenameAlias($sOldName, $sNewName)
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{
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// Do nothing, since there is nothing to rename
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}
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}
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class BinaryExpression extends Expression
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{
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protected $m_oLeftExpr; // filter code or an SQL expression (later?)
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protected $m_oRightExpr;
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protected $m_sOperator;
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/**
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* @param \Expression $oLeftExpr
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* @param string $sOperator
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* @param \Expression $oRightExpr
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*
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* @throws \CoreException
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*/
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public function __construct($oLeftExpr, $sOperator, $oRightExpr)
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{
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$this->ValidateConstructorParams($oLeftExpr, $sOperator, $oRightExpr);
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$this->m_oLeftExpr = $oLeftExpr;
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$this->m_oRightExpr = $oRightExpr;
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$this->m_sOperator = $sOperator;
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}
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/**
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* @param $oLeftExpr
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* @param $sOperator
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* @param $oRightExpr
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*
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* @throws \CoreException if one of the parameter is invalid
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*/
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protected function ValidateConstructorParams($oLeftExpr, $sOperator, $oRightExpr)
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{
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if (!is_object($oLeftExpr))
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{
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throw new CoreException('Expecting an Expression object on the left hand', array('found_type' => gettype($oLeftExpr)));
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}
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if (!is_object($oRightExpr))
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{
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throw new CoreException('Expecting an Expression object on the right hand', array('found_type' => gettype($oRightExpr)));
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}
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if (!$oLeftExpr instanceof Expression)
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{
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throw new CoreException('Expecting an Expression object on the left hand', array('found_class' => get_class($oLeftExpr)));
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}
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if (!$oRightExpr instanceof Expression)
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{
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throw new CoreException('Expecting an Expression object on the right hand', array('found_class' => get_class($oRightExpr)));
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}
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if ((($sOperator == "IN") || ($sOperator == "NOT IN")) && !($oRightExpr instanceof ListExpression))
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{
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throw new CoreException("Expecting a List Expression object on the right hand for operator $sOperator",
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array('found_class' => get_class($oRightExpr)));
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}
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}
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public function IsTrue()
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{
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// return true if we are certain that it will be true
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if ($this->m_sOperator == 'AND')
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{
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if ($this->m_oLeftExpr->IsTrue() && $this->m_oRightExpr->IsTrue()) return true;
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}
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elseif ($this->m_sOperator == 'OR')
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{
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if ($this->m_oLeftExpr->IsTrue() || $this->m_oRightExpr->IsTrue()) return true;
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}
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return false;
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}
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public function GetLeftExpr()
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{
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return $this->m_oLeftExpr;
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}
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public function GetRightExpr()
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{
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return $this->m_oRightExpr;
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}
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public function GetOperator()
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{
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return $this->m_sOperator;
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}
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public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
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{
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$sOperator = $this->GetOperator();
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$sLeft = $this->GetLeftExpr()->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
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$sRight = $this->GetRightExpr()->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
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return "($sLeft $sOperator $sRight)";
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}
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public function Browse(Closure $callback)
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{
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$callback($this);
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$this->m_oLeftExpr->Browse($callback);
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$this->m_oRightExpr->Browse($callback);
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}
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public function ApplyParameters($aArgs)
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{
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if ($this->m_oLeftExpr instanceof VariableExpression)
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{
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$this->m_oLeftExpr = $this->m_oLeftExpr->GetAsScalar($aArgs);
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}
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else //if ($this->m_oLeftExpr instanceof Expression)
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{
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$this->m_oLeftExpr->ApplyParameters($aArgs);
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}
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if ($this->m_oRightExpr instanceof VariableExpression)
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{
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$this->m_oRightExpr = $this->m_oRightExpr->GetAsScalar($aArgs);
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}
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else //if ($this->m_oRightExpr instanceof Expression)
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{
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$this->m_oRightExpr->ApplyParameters($aArgs);
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}
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}
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public function GetUnresolvedFields($sAlias, &$aUnresolved)
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{
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$this->GetLeftExpr()->GetUnresolvedFields($sAlias, $aUnresolved);
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$this->GetRightExpr()->GetUnresolvedFields($sAlias, $aUnresolved);
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}
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public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
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{
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$oLeft = $this->GetLeftExpr()->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
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$oRight = $this->GetRightExpr()->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
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return new BinaryExpression($oLeft, $this->GetOperator(), $oRight);
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}
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public function ListRequiredFields()
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{
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$aLeft = $this->GetLeftExpr()->ListRequiredFields();
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$aRight = $this->GetRightExpr()->ListRequiredFields();
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return array_merge($aLeft, $aRight);
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}
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public function CollectUsedParents(&$aTable)
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{
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$this->GetLeftExpr()->CollectUsedParents($aTable);
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$this->GetRightExpr()->CollectUsedParents($aTable);
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}
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public function GetAttDef($aClasses = array())
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{
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$oAttDef = $this->GetLeftExpr()->GetAttDef($aClasses);
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if (!is_null($oAttDef)) return $oAttDef;
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return $this->GetRightExpr()->GetAttDef($aClasses);
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}
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/**
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* List all constant expression of the form <field> = <scalar> or <field> = :<variable>
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* Could be extended to support <field> = <function><constant_expression>
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*/
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public function ListConstantFields()
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{
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$aResult = array();
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if ($this->m_sOperator == '=')
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{
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if (($this->m_oLeftExpr instanceof FieldExpression) && ($this->m_oRightExpr instanceof ScalarExpression))
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{
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$aResult[$this->m_oLeftExpr->GetParent()][$this->m_oLeftExpr->GetName()] = $this->m_oRightExpr;
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}
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else if (($this->m_oRightExpr instanceof FieldExpression) && ($this->m_oLeftExpr instanceof ScalarExpression))
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{
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$aResult[$this->m_oRightExpr->GetParent()][$this->m_oRightExpr->GetName()] = $this->m_oLeftExpr;
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}
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else if (($this->m_oLeftExpr instanceof FieldExpression) && ($this->m_oRightExpr instanceof VariableExpression))
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{
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$aResult[$this->m_oLeftExpr->GetParent()][$this->m_oLeftExpr->GetName()] = $this->m_oRightExpr;
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}
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else if (($this->m_oRightExpr instanceof FieldExpression) && ($this->m_oLeftExpr instanceof VariableExpression))
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{
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$aResult[$this->m_oRightExpr->GetParent()][$this->m_oRightExpr->GetName()] = $this->m_oLeftExpr;
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}
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}
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else if ($this->m_sOperator == 'AND')
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{
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// Strictly, this should be done only for the AND operator
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$aResult = array_merge_recursive($this->m_oRightExpr->ListConstantFields(), $this->m_oLeftExpr->ListConstantFields());
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}
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return $aResult;
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}
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public function RenameParam($sOldName, $sNewName)
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{
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$this->GetLeftExpr()->RenameParam($sOldName, $sNewName);
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$this->GetRightExpr()->RenameParam($sOldName, $sNewName);
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}
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public function RenameAlias($sOldName, $sNewName)
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{
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$this->GetLeftExpr()->RenameAlias($sOldName, $sNewName);
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$this->GetRightExpr()->RenameAlias($sOldName, $sNewName);
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}
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// recursive rendering
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public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
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{
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$bReverseOperator = false;
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if (method_exists($oSearch, 'GetJoinedClasses'))
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{
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$aClasses = $oSearch->GetJoinedClasses();
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}
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else
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{
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$aClasses = array($oSearch->GetClass());
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}
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$oLeftExpr = $this->GetLeftExpr();
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if ($oLeftExpr instanceof FieldExpression)
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{
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$oAttDef = $oLeftExpr->GetAttDef($aClasses);
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}
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$oRightExpr = $this->GetRightExpr();
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if ($oRightExpr instanceof FieldExpression)
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{
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$oAttDef = $oRightExpr->GetAttDef($aClasses);
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$bReverseOperator = true;
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}
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if ($bReverseOperator)
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{
|
|
$sRight = $oRightExpr->Display($oSearch, $aArgs, $oAttDef, $aCtx);
|
|
$sLeft = $oLeftExpr->Display($oSearch, $aArgs, $oAttDef, $aCtx);
|
|
|
|
// switch left and right expressions so reverse the operator
|
|
// Note that the operation is the same so < becomes > and not >=
|
|
switch ($this->GetOperator())
|
|
{
|
|
case '>':
|
|
$sOperator = '<';
|
|
break;
|
|
case '<':
|
|
$sOperator = '>';
|
|
break;
|
|
case '>=':
|
|
$sOperator = '<=';
|
|
break;
|
|
case '<=':
|
|
$sOperator = '>=';
|
|
break;
|
|
default:
|
|
$sOperator = $this->GetOperator();
|
|
break;
|
|
}
|
|
$sOperator = $this->OperatorToNaturalLanguage($sOperator, $oAttDef);
|
|
|
|
return "({$sRight}{$sOperator}{$sLeft})";
|
|
}
|
|
|
|
$sLeft = $oLeftExpr->Display($oSearch, $aArgs, $oAttDef, $aCtx);
|
|
$sRight = $oRightExpr->Display($oSearch, $aArgs, $oAttDef, $aCtx);
|
|
|
|
$sOperator = $this->GetOperator();
|
|
$sOperator = $this->OperatorToNaturalLanguage($sOperator, $oAttDef);
|
|
|
|
return "({$sLeft}{$sOperator}{$sRight})";
|
|
}
|
|
|
|
private function OperatorToNaturalLanguage($sOperator, $oAttDef)
|
|
{
|
|
if ($oAttDef instanceof AttributeDateTime)
|
|
{
|
|
return Dict::S('Expression:Operator:Date:'.$sOperator, " $sOperator ");
|
|
}
|
|
|
|
return Dict::S('Expression:Operator:'.$sOperator, " $sOperator ");
|
|
}
|
|
|
|
/**
|
|
* @param DBSearch $oSearch
|
|
* @param null $aArgs
|
|
* @param bool $bRetrofitParams
|
|
* @param null $oAttDef
|
|
*
|
|
* @return array
|
|
* @throws \MissingQueryArgument
|
|
*/
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$bReverseOperator = false;
|
|
$oLeftExpr = $this->GetLeftExpr();
|
|
$oRightExpr = $this->GetRightExpr();
|
|
|
|
if (method_exists($oSearch, 'GetJoinedClasses'))
|
|
{
|
|
$aClasses = $oSearch->GetJoinedClasses();
|
|
}
|
|
else
|
|
{
|
|
$aClasses = array($oSearch->GetClass());
|
|
}
|
|
|
|
$oAttDef = $oLeftExpr->GetAttDef($aClasses);
|
|
if (is_null($oAttDef))
|
|
{
|
|
$oAttDef = $oRightExpr->GetAttDef($aClasses);
|
|
$bReverseOperator = true;
|
|
}
|
|
|
|
if (is_null($oAttDef))
|
|
{
|
|
return parent::GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
}
|
|
|
|
|
|
if ($bReverseOperator)
|
|
{
|
|
$aCriteriaRight = $oRightExpr->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
// $oAttDef can be different now
|
|
$oAttDef = $oRightExpr->GetAttDef($aClasses);
|
|
$aCriteriaLeft = $oLeftExpr->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
|
|
// switch left and right expressions so reverse the operator
|
|
// Note that the operation is the same so < becomes > and not >=
|
|
switch ($this->GetOperator())
|
|
{
|
|
case '>':
|
|
$sOperator = '<';
|
|
break;
|
|
case '<':
|
|
$sOperator = '>';
|
|
break;
|
|
case '>=':
|
|
$sOperator = '<=';
|
|
break;
|
|
case '<=':
|
|
$sOperator = '>=';
|
|
break;
|
|
default:
|
|
$sOperator = $this->GetOperator();
|
|
break;
|
|
}
|
|
$aCriteria = self::MergeCriteria($aCriteriaRight, $aCriteriaLeft, $sOperator);
|
|
}
|
|
else
|
|
{
|
|
$aCriteriaLeft = $oLeftExpr->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
// $oAttDef can be different now
|
|
$oAttDef = $oLeftExpr->GetAttDef($aClasses);
|
|
$aCriteriaRight = $oRightExpr->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
|
|
$aCriteria = self::MergeCriteria($aCriteriaLeft, $aCriteriaRight, $this->GetOperator());
|
|
}
|
|
$aCriteria['oql'] = $this->RenderExpression(false, $aArgs, $bRetrofitParams);
|
|
$aCriteria['label'] = $this->Display($oSearch, $aArgs, $oAttDef);
|
|
|
|
if (isset($aCriteriaLeft['ref']) && isset($aCriteriaRight['ref']) && ($aCriteriaLeft['ref'] != $aCriteriaRight['ref']))
|
|
{
|
|
// Only one Field is supported in the expressions
|
|
$aCriteria['widget'] = AttributeDefinition::SEARCH_WIDGET_TYPE_RAW;
|
|
}
|
|
|
|
return $aCriteria;
|
|
}
|
|
|
|
protected static function MergeCriteria($aCriteriaLeft, $aCriteriaRight, $sOperator)
|
|
{
|
|
$aCriteriaOverride = array();
|
|
$aCriteriaOverride['operator'] = $sOperator;
|
|
if ($sOperator == 'OR')
|
|
{
|
|
if (isset($aCriteriaLeft['ref']) && isset($aCriteriaRight['ref']) && ($aCriteriaLeft['ref'] == $aCriteriaRight['ref']))
|
|
{
|
|
if (isset($aCriteriaLeft['widget']) && isset($aCriteriaRight['widget']) && ($aCriteriaLeft['widget'] == AttributeDefinition::SEARCH_WIDGET_TYPE_HIERARCHICAL_KEY) && ($aCriteriaRight['widget'] == AttributeDefinition::SEARCH_WIDGET_TYPE_HIERARCHICAL_KEY))
|
|
{
|
|
$aCriteriaOverride['operator'] = 'IN';
|
|
$aCriteriaOverride['is_hierarchical'] = true;
|
|
|
|
if (isset($aCriteriaLeft['values']) && isset($aCriteriaRight['values']))
|
|
{
|
|
$aCriteriaOverride['values'] = array_merge($aCriteriaLeft['values'], $aCriteriaRight['values']);
|
|
}
|
|
}
|
|
}
|
|
if (isset($aCriteriaLeft['widget']) && isset($aCriteriaRight['widget']) && ($aCriteriaLeft['widget'] == AttributeDefinition::SEARCH_WIDGET_TYPE_TAG_SET) && ($aCriteriaRight['widget'] == AttributeDefinition::SEARCH_WIDGET_TYPE_TAG_SET))
|
|
{
|
|
$aCriteriaOverride['operator'] = 'MATCHES';
|
|
}
|
|
}
|
|
|
|
return array_merge($aCriteriaLeft, $aCriteriaRight, $aCriteriaOverride);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* @since 2.6 N°931 tag fields
|
|
*/
|
|
class MatchExpression extends BinaryExpression
|
|
{
|
|
/** @var \FieldExpression */
|
|
protected $m_oLeftExpr;
|
|
/** @var \ScalarExpression */
|
|
protected $m_oRightExpr;
|
|
|
|
/**
|
|
* MatchExpression constructor.
|
|
*
|
|
* @param \FieldExpression $oLeftExpr
|
|
* @param \ScalarExpression $oRightExpr
|
|
*
|
|
* @throws \CoreException
|
|
*/
|
|
public function __construct(FieldExpression $oLeftExpr, ScalarExpression $oRightExpr)
|
|
{
|
|
parent::__construct($oLeftExpr, 'MATCHES', $oRightExpr);
|
|
}
|
|
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
$sLeft = $this->GetLeftExpr()->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
$sRight = $this->GetRightExpr()->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
|
|
if ($bForSQL)
|
|
{
|
|
$sRet = "MATCH ($sLeft) AGAINST ($sRight IN BOOLEAN MODE)";
|
|
}
|
|
else
|
|
{
|
|
$sRet = "$sLeft MATCHES $sRight";
|
|
}
|
|
|
|
return $sRet;
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
/** @var \FieldExpression $oLeft */
|
|
$oLeft = $this->GetLeftExpr()->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
/** @var \ScalarExpression $oRight */
|
|
$oRight = $this->GetRightExpr()->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
|
|
return new static($oLeft, $oRight);
|
|
}
|
|
}
|
|
|
|
|
|
class UnaryExpression extends Expression
|
|
{
|
|
protected $m_value;
|
|
|
|
public function __construct($value)
|
|
{
|
|
$this->m_value = $value;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return ($this->m_value == 1);
|
|
}
|
|
|
|
public function GetValue()
|
|
{
|
|
return $this->m_value;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
return CMDBSource::Quote($this->m_value);
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
}
|
|
|
|
public function ApplyParameters($aArgs)
|
|
{
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
return clone $this;
|
|
}
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
return array();
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
}
|
|
|
|
public function ListConstantFields()
|
|
{
|
|
return array();
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
// Do nothing
|
|
// really ? what about :param{$iParamIndex} ??
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
// Do nothing
|
|
}
|
|
}
|
|
|
|
class ScalarExpression extends UnaryExpression
|
|
{
|
|
public function __construct($value)
|
|
{
|
|
if (!is_scalar($value) && !is_null($value) && (!$value instanceof OqlHexValue))
|
|
{
|
|
throw new CoreException('Attempt to create a scalar expression from a non scalar', array('var_type'=>gettype($value)));
|
|
}
|
|
parent::__construct($value);
|
|
}
|
|
|
|
/**
|
|
* @param array $oSearch
|
|
* @param array $aArgs
|
|
* @param AttributeDefinition $oAttDef
|
|
*
|
|
* @param array $aCtx
|
|
*
|
|
* @return array|string
|
|
* @throws \Exception
|
|
*/
|
|
public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
|
|
{
|
|
if (!is_null($oAttDef))
|
|
{
|
|
if ($oAttDef->IsExternalKey())
|
|
{
|
|
try
|
|
{
|
|
/** @var AttributeExternalKey $oAttDef */
|
|
$sTarget = $oAttDef->GetTargetClass();
|
|
$oObj = MetaModel::GetObject($sTarget, $this->m_value, false);
|
|
if (empty($oObj))
|
|
{
|
|
return Dict::S('Enum:Undefined');
|
|
}
|
|
|
|
return $oObj->Get("friendlyname");
|
|
} catch (CoreException $e)
|
|
{
|
|
}
|
|
}
|
|
|
|
if (!($oAttDef instanceof AttributeDateTime))
|
|
{
|
|
return $oAttDef->GetAsPlainText($this->m_value);
|
|
}
|
|
}
|
|
|
|
if (strpos($this->m_value, '%') === 0)
|
|
{
|
|
return '';
|
|
}
|
|
|
|
if (isset($aCtx['date_display']))
|
|
{
|
|
return $aCtx['date_display']->MakeValueLabel($oSearch, $this->m_value, $this->m_value);
|
|
}
|
|
|
|
return $this->RenderExpression(false, $aArgs);
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
if (is_null($this->m_value))
|
|
{
|
|
$sRet = 'NULL';
|
|
}
|
|
else
|
|
{
|
|
$sRet = CMDBSource::Quote($this->m_value);
|
|
}
|
|
return $sRet;
|
|
}
|
|
|
|
public function GetAsScalar($aArgs)
|
|
{
|
|
return clone $this;
|
|
}
|
|
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$aCriterion = array();
|
|
switch ((string)($this->m_value))
|
|
{
|
|
case '%Y-%m-%d':
|
|
$aCriterion['unit'] = 'DAY';
|
|
break;
|
|
case '%Y-%m':
|
|
$aCriterion['unit'] = 'MONTH';
|
|
break;
|
|
case '%w':
|
|
$aCriterion['unit'] = 'WEEKDAY';
|
|
break;
|
|
case '%H':
|
|
$aCriterion['unit'] = 'HOUR';
|
|
break;
|
|
default:
|
|
$aValue = array();
|
|
if (!is_null($oAttDef))
|
|
{
|
|
switch (true)
|
|
{
|
|
case ($oAttDef instanceof AttributeExternalField):
|
|
try
|
|
{
|
|
$oFinalAttDef = $oAttDef->GetFinalAttDef();
|
|
if($oFinalAttDef instanceof AttributeExternalKey)
|
|
{
|
|
if ($this->GetValue() !== 0)
|
|
{
|
|
/** @var AttributeExternalKey $oFinalAttDef */
|
|
$sTarget = $oFinalAttDef->GetTargetClass();
|
|
$oObj = MetaModel::GetObject($sTarget, $this->GetValue());
|
|
$aValue['label'] = $oObj->Get("friendlyname");
|
|
$aValue['value'] = $this->GetValue();
|
|
}
|
|
else
|
|
{
|
|
$aValue['label'] = Dict::S('Enum:Undefined');
|
|
$aValue['value'] = $this->GetValue();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$aValue['label'] = $this->GetValue();
|
|
$aValue['value'] = $this->GetValue();
|
|
}
|
|
$aCriterion['values'] = array($aValue);
|
|
}
|
|
catch (Exception $e)
|
|
{
|
|
IssueLog::Error($e->getMessage());
|
|
}
|
|
break;
|
|
case ($oAttDef instanceof AttributeTagSet):
|
|
try
|
|
{
|
|
if (!empty($this->GetValue()))
|
|
{
|
|
$aValues = array();
|
|
$oValue = $this->GetValue();
|
|
if (is_string($oValue))
|
|
{
|
|
$oValue = $oAttDef->GetExistingTagsFromString($oValue, true);
|
|
}
|
|
/** @var \ormTagSet $oValue */
|
|
$aTags = $oValue->GetTags();
|
|
foreach($aTags as $oTag)
|
|
{
|
|
$aValue['label'] = $oTag->Get('label');
|
|
$aValue['value'] = $oTag->Get('code');
|
|
$aValues[] = $aValue;
|
|
}
|
|
$aCriterion['values'] = $aValues;
|
|
}
|
|
else
|
|
{
|
|
$aCriterion['has_undefined'] = true;
|
|
}
|
|
} catch (Exception $e)
|
|
{
|
|
IssueLog::Error($e->getMessage());
|
|
}
|
|
break;
|
|
case $oAttDef->IsExternalKey():
|
|
try
|
|
{
|
|
if ($this->GetValue() != 0)
|
|
{
|
|
/** @var AttributeExternalKey $oAttDef */
|
|
$sTarget = $oAttDef->GetTargetClass();
|
|
$oObj = MetaModel::GetObject($sTarget, $this->GetValue(), true, true);
|
|
$aValue['label'] = $oObj->Get("friendlyname");
|
|
$aValue['value'] = $this->GetValue();
|
|
$aCriterion['values'] = array($aValue);
|
|
}
|
|
else
|
|
{
|
|
$aValue['label'] = Dict::S('Enum:Undefined');
|
|
$aValue['value'] = $this->GetValue();
|
|
$aCriterion['values'] = array($aValue);
|
|
}
|
|
} catch (Exception $e)
|
|
{
|
|
// This object cannot be seen... ignore
|
|
}
|
|
break;
|
|
default:
|
|
try
|
|
{
|
|
$aValue['label'] = $oAttDef->GetAsPlainText($this->GetValue());
|
|
$aValue['value'] = $this->GetValue();
|
|
$aCriterion['values'] = array($aValue);
|
|
} catch (Exception $e)
|
|
{
|
|
$aValue['label'] = $this->GetValue();
|
|
$aValue['value'] = $this->GetValue();
|
|
$aCriterion['values'] = array($aValue);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
$aCriterion['oql'] = $this->RenderExpression(false, $aArgs, $bRetrofitParams);
|
|
|
|
return $aCriterion;
|
|
}
|
|
|
|
}
|
|
|
|
class TrueExpression extends ScalarExpression
|
|
{
|
|
public function __construct()
|
|
{
|
|
parent::__construct(1);
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
class FalseExpression extends ScalarExpression
|
|
{
|
|
public function __construct()
|
|
{
|
|
parent::__construct(0);
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
class FieldExpression extends UnaryExpression
|
|
{
|
|
protected $m_sParent;
|
|
protected $m_sName;
|
|
|
|
public function __construct($sName, $sParent = '')
|
|
{
|
|
parent::__construct("$sParent.$sName");
|
|
|
|
$this->m_sParent = $sParent;
|
|
$this->m_sName = $sName;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetParent() {return $this->m_sParent;}
|
|
public function GetName() {return $this->m_sName;}
|
|
|
|
public function SetParent($sParent)
|
|
{
|
|
$this->m_sParent = $sParent;
|
|
$this->m_value = $sParent.'.'.$this->m_sName;
|
|
}
|
|
|
|
private function GetClassName($aClasses = array())
|
|
{
|
|
if (isset($aClasses[$this->m_sParent]))
|
|
{
|
|
return $aClasses[$this->m_sParent];
|
|
}
|
|
else
|
|
{
|
|
return $this->m_sParent;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param DBObjectSearch $oSearch
|
|
* @param array $aArgs
|
|
* @param AttributeDefinition $oAttDef
|
|
*
|
|
* @param array $aCtx
|
|
*
|
|
* @return array|string
|
|
* @throws \CoreException
|
|
* @throws \DictExceptionMissingString
|
|
*/
|
|
public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
|
|
{
|
|
if (empty($this->m_sParent))
|
|
{
|
|
return "`{$this->m_sName}`";
|
|
}
|
|
if (method_exists($oSearch, 'GetJoinedClasses'))
|
|
{
|
|
$aClasses = $oSearch->GetJoinedClasses();
|
|
}
|
|
else
|
|
{
|
|
$aClasses = array($oSearch->GetClass());
|
|
}
|
|
$sClass = $this->GetClassName($aClasses);
|
|
$sAttName = MetaModel::GetLabel($sClass, $this->m_sName);
|
|
if ($sClass != $oSearch->GetClass())
|
|
{
|
|
$sAttName = MetaModel::GetName($sClass).':'.$sAttName;
|
|
}
|
|
|
|
return $sAttName;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
if (empty($this->m_sParent))
|
|
{
|
|
return "`{$this->m_sName}`";
|
|
}
|
|
return "`{$this->m_sParent}`.`{$this->m_sName}`";
|
|
}
|
|
|
|
public function GetAttDef($aClasses = array())
|
|
{
|
|
if (!empty($this->m_sParent))
|
|
{
|
|
$sClass = $this->GetClassName($aClasses);
|
|
$aAttDefs = MetaModel::ListAttributeDefs($sClass);
|
|
if (isset($aAttDefs[$this->m_sName]))
|
|
{
|
|
return $aAttDefs[$this->m_sName];
|
|
}
|
|
else
|
|
{
|
|
if ($this->m_sName == 'id')
|
|
{
|
|
$aParams = array(
|
|
'default_value' => 0,
|
|
'is_null_allowed' => false,
|
|
'allowed_values' => null,
|
|
'depends_on' => null,
|
|
'sql' => 'id',
|
|
);
|
|
|
|
return new AttributeInteger($this->m_sName, $aParams);
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
return array($this->m_sParent.'.'.$this->m_sName);
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
$aTable[$this->m_sParent] = true;
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
if ($this->m_sParent == $sAlias)
|
|
{
|
|
// Add a reference to the field
|
|
$aUnresolved[$this->m_sName] = $this;
|
|
}
|
|
elseif ($sAlias == '')
|
|
{
|
|
// An empty alias means "any alias"
|
|
// In such a case, the results are indexed differently
|
|
$aUnresolved[$this->m_sParent][$this->m_sName] = $this;
|
|
}
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
if (!array_key_exists($this->m_sParent, $aTranslationData))
|
|
{
|
|
if ($bMatchAll) throw new CoreException('Unknown parent id in translation table', array('parent_id' => $this->m_sParent, 'translation_table' => array_keys($aTranslationData)));
|
|
|
|
return clone $this;
|
|
}
|
|
if (!array_key_exists($this->m_sName, $aTranslationData[$this->m_sParent]))
|
|
{
|
|
if (!array_key_exists('*', $aTranslationData[$this->m_sParent]))
|
|
{
|
|
// #@# debug - if ($bMatchAll) MyHelpers::var_dump_html($aTranslationData, true);
|
|
if ($bMatchAll) throw new CoreException('Unknown name in translation table', array('name' => $this->m_sName, 'parent_id' => $this->m_sParent, 'translation_table' => array_keys($aTranslationData[$this->m_sParent])));
|
|
return clone $this;
|
|
}
|
|
$sNewParent = $aTranslationData[$this->m_sParent]['*'];
|
|
$sNewName = $this->m_sName;
|
|
if ($bMarkFieldsAsResolved)
|
|
{
|
|
$oRet = new FieldExpressionResolved($sNewName, $sNewParent);
|
|
}
|
|
else
|
|
{
|
|
$oRet = new FieldExpression($sNewName, $sNewParent);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$oRet = $aTranslationData[$this->m_sParent][$this->m_sName];
|
|
}
|
|
return $oRet;
|
|
}
|
|
|
|
/**
|
|
* Make the most relevant label, given the value of the expression
|
|
*
|
|
* @param DBSearch oFilter The context in which this expression has been used
|
|
* @param string sValue The value returned by the query, for this expression
|
|
* @param string sDefault The default value if no relevant label could be computed
|
|
*
|
|
* @return string label
|
|
* @throws \CoreException
|
|
*/
|
|
public function MakeValueLabel($oFilter, $sValue, $sDefault)
|
|
{
|
|
$sAttCode = $this->GetName();
|
|
$sParentAlias = $this->GetParent();
|
|
|
|
$aSelectedClasses = $oFilter->GetSelectedClasses();
|
|
$sClass = $aSelectedClasses[$sParentAlias];
|
|
|
|
$oAttDef = MetaModel::GetAttributeDef($sClass, $sAttCode);
|
|
// Set a default value for the general case
|
|
$sRes = $oAttDef->GetAsHtml($sValue);
|
|
|
|
// Exceptions...
|
|
if ($oAttDef->IsExternalKey())
|
|
{
|
|
/** @var AttributeExternalKey $oAttDef */
|
|
$sObjClass = $oAttDef->GetTargetClass();
|
|
$iObjKey = (int)$sValue;
|
|
if ($iObjKey > 0)
|
|
{
|
|
$oObject = MetaModel::GetObjectWithArchive($sObjClass, $iObjKey, true, true);
|
|
$sRes = $oObject->GetHyperlink();
|
|
}
|
|
else
|
|
{
|
|
// Undefined
|
|
$sRes = DBObject::MakeHyperLink($sObjClass, 0);
|
|
}
|
|
}
|
|
elseif ($oAttDef->IsExternalField())
|
|
{
|
|
if (is_null($sValue))
|
|
{
|
|
$sRes = Dict::S('UI:UndefinedObject');
|
|
}
|
|
}
|
|
return $sRes;
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
if ($this->m_sParent == $sOldName)
|
|
{
|
|
$this->m_sParent = $sNewName;
|
|
}
|
|
}
|
|
|
|
private function GetJoinedFilters($oSearch, $iOperatorCodeTarget)
|
|
{
|
|
$aFilters = array();
|
|
$aPointingToByKey = $oSearch->GetCriteria_PointingTo();
|
|
foreach ($aPointingToByKey as $sExtKey => $aPointingTo)
|
|
{
|
|
foreach($aPointingTo as $iOperatorCode => $aFilter)
|
|
{
|
|
if ($iOperatorCode == $iOperatorCodeTarget)
|
|
{
|
|
foreach($aFilter as $oExtFilter)
|
|
{
|
|
$aFilters[$sExtKey] = $oExtFilter;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $aFilters;
|
|
}
|
|
|
|
/**
|
|
* @param DBObjectSearch $oSearch
|
|
* @param null $aArgs
|
|
* @param bool $bRetrofitParams
|
|
* @param AttributeDefinition $oAttDef
|
|
*
|
|
* @return array
|
|
*/
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$aCriteria = array();
|
|
$aCriteria['is_hierarchical'] = false;
|
|
// Replace BELOW joins by the corresponding external key for the search
|
|
// Try to detect hierarchical links
|
|
if ($this->m_sName == 'id')
|
|
{
|
|
if (method_exists($oSearch, 'GetCriteria_PointingTo'))
|
|
{
|
|
$aFilters = $this->GetJoinedFilters($oSearch, TREE_OPERATOR_EQUALS);
|
|
if (!empty($aFilters))
|
|
{
|
|
foreach($aFilters as $sExtKey => $oFilter)
|
|
{
|
|
$aSubFilters = $this->GetJoinedFilters($oFilter, TREE_OPERATOR_BELOW);
|
|
foreach($aSubFilters as $oSubFilter)
|
|
{
|
|
/** @var \DBObjectSearch $oSubFilter */
|
|
$sClassAlias = $oSubFilter->GetClassAlias();
|
|
if ($sClassAlias == $this->m_sParent)
|
|
{
|
|
// Hierarchical link detected
|
|
// replace current field with the corresponding external key
|
|
$this->m_sName = $sExtKey;
|
|
$this->m_sParent = $oSearch->GetClassAlias();
|
|
$aCriteria['is_hierarchical'] = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (method_exists($oSearch, 'GetJoinedClasses'))
|
|
{
|
|
$oAttDef = $this->GetAttDef($oSearch->GetJoinedClasses());
|
|
}
|
|
else
|
|
{
|
|
$oAttDef = $this->GetAttDef($oSearch->GetSelectedClasses());
|
|
}
|
|
if (!is_null($oAttDef))
|
|
{
|
|
$sSearchType = $oAttDef->GetSearchType();
|
|
try
|
|
{
|
|
if ($sSearchType == AttributeDefinition::SEARCH_WIDGET_TYPE_EXTERNAL_KEY)
|
|
{
|
|
if (MetaModel::IsHierarchicalClass($oAttDef->GetTargetClass()))
|
|
{
|
|
$sSearchType = AttributeDefinition::SEARCH_WIDGET_TYPE_HIERARCHICAL_KEY;
|
|
}
|
|
}
|
|
}
|
|
catch (CoreException $e)
|
|
{
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$sSearchType = AttributeDefinition::SEARCH_WIDGET_TYPE;
|
|
}
|
|
|
|
$aCriteria['widget'] = $sSearchType;
|
|
$aCriteria['ref'] = $this->GetParent().'.'.$this->GetName();
|
|
$aCriteria['class_alias'] = $this->GetParent();
|
|
|
|
return $aCriteria;
|
|
}
|
|
}
|
|
|
|
// Has been resolved into an SQL expression
|
|
class FieldExpressionResolved extends FieldExpression
|
|
{
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
return clone $this;
|
|
}
|
|
}
|
|
|
|
class VariableExpression extends UnaryExpression
|
|
{
|
|
protected $m_sName;
|
|
|
|
public function __construct($sName)
|
|
{
|
|
parent::__construct($sName);
|
|
|
|
$this->m_sName = $sName;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetName()
|
|
{
|
|
return $this->m_sName;
|
|
}
|
|
|
|
public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
|
|
{
|
|
$sValue = $this->m_value;
|
|
if (!is_null($aArgs) && (array_key_exists($this->m_sName, $aArgs)))
|
|
{
|
|
$sValue = $aArgs[$this->m_sName];
|
|
}
|
|
elseif (($iPos = strpos($this->m_sName, '->')) !== false)
|
|
{
|
|
$sParamName = substr($this->m_sName, 0, $iPos);
|
|
$oObj = null;
|
|
$sAttCode = 'id';
|
|
if (array_key_exists($sParamName.'->object()', $aArgs))
|
|
{
|
|
$sAttCode = substr($this->m_sName, $iPos + 2);
|
|
$oObj = $aArgs[$sParamName.'->object()'];
|
|
}
|
|
elseif (array_key_exists($sParamName, $aArgs))
|
|
{
|
|
$sAttCode = substr($this->m_sName, $iPos + 2);
|
|
$oObj = $aArgs[$sParamName];
|
|
}
|
|
if (!is_null($oObj))
|
|
{
|
|
if ($sAttCode == 'id')
|
|
{
|
|
$sValue = $oObj->Get("friendlyname");
|
|
}
|
|
else
|
|
{
|
|
$sValue = $oObj->Get($sAttCode);
|
|
}
|
|
|
|
return $sValue;
|
|
}
|
|
}
|
|
if (!is_null($oAttDef))
|
|
{
|
|
if ($oAttDef->IsExternalKey())
|
|
{
|
|
try
|
|
{
|
|
/** @var AttributeExternalKey $oAttDef */
|
|
$sTarget = $oAttDef->GetTargetClass();
|
|
$oObj = MetaModel::GetObject($sTarget, $sValue);
|
|
|
|
return $oObj->Get("friendlyname");
|
|
} catch (CoreException $e)
|
|
{
|
|
}
|
|
}
|
|
|
|
return $oAttDef->GetAsPlainText($sValue);
|
|
}
|
|
|
|
return $this->RenderExpression(false, $aArgs);
|
|
}
|
|
|
|
/**
|
|
* @param bool $bForSQL
|
|
* @param array $aArgs
|
|
* @param bool $bRetrofitParams
|
|
*
|
|
* @return array|string
|
|
* @throws \MissingQueryArgument
|
|
*/
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
if (is_null($aArgs))
|
|
{
|
|
return ':'.$this->m_sName;
|
|
}
|
|
elseif (array_key_exists($this->m_sName, $aArgs))
|
|
{
|
|
$res = CMDBSource::Quote($aArgs[$this->m_sName]);
|
|
if (is_array($res))
|
|
{
|
|
$res = implode(', ', $res);
|
|
}
|
|
return $res;
|
|
}
|
|
elseif (($iPos = strpos($this->m_sName, '->')) !== false)
|
|
{
|
|
$sParamName = substr($this->m_sName, 0, $iPos);
|
|
if (array_key_exists($sParamName.'->object()', $aArgs))
|
|
{
|
|
$sAttCode = substr($this->m_sName, $iPos + 2);
|
|
$oObj = $aArgs[$sParamName.'->object()'];
|
|
if ($sAttCode == 'id')
|
|
{
|
|
return CMDBSource::Quote($oObj->GetKey());
|
|
}
|
|
return CMDBSource::Quote($oObj->Get($sAttCode));
|
|
}
|
|
}
|
|
|
|
if ($bRetrofitParams)
|
|
{
|
|
$aArgs[$this->m_sName] = null;
|
|
return ':'.$this->m_sName;
|
|
}
|
|
else
|
|
{
|
|
throw new MissingQueryArgument('Missing query argument', array('expecting'=>$this->m_sName, 'available'=>array_keys($aArgs)));
|
|
}
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
if ($this->m_sName == $sOldName)
|
|
{
|
|
$this->m_sName = $sNewName;
|
|
}
|
|
}
|
|
|
|
public function GetAsScalar($aArgs)
|
|
{
|
|
$oRet = null;
|
|
if (array_key_exists($this->m_sName, $aArgs))
|
|
{
|
|
if(is_array($aArgs[$this->m_sName]))
|
|
{
|
|
$aExpressions = array();
|
|
foreach($aArgs[$this->m_sName] as $sValue)
|
|
{
|
|
$aExpressions[] = new ScalarExpression($sValue);
|
|
}
|
|
$oRet = new ListExpression($aExpressions);
|
|
}
|
|
else
|
|
{
|
|
$oRet = new ScalarExpression($aArgs[$this->m_sName]);
|
|
}
|
|
}
|
|
elseif (($iPos = strpos($this->m_sName, '->')) !== false)
|
|
{
|
|
$sParamName = substr($this->m_sName, 0, $iPos);
|
|
if (array_key_exists($sParamName.'->object()', $aArgs))
|
|
{
|
|
$sAttCode = substr($this->m_sName, $iPos + 2);
|
|
$oObj = $aArgs[$sParamName.'->object()'];
|
|
if ($sAttCode == 'id')
|
|
{
|
|
$oRet = new ScalarExpression($oObj->GetKey());
|
|
}
|
|
elseif (MetaModel::IsValidAttCode(get_class($oObj), $sAttCode))
|
|
{
|
|
$oRet = new ScalarExpression($oObj->Get($sAttCode));
|
|
}
|
|
else
|
|
{
|
|
throw new CoreException("Query argument {$this->m_sName} not matching any attribute of class ".get_class($oObj));
|
|
}
|
|
}
|
|
}
|
|
if (is_null($oRet))
|
|
{
|
|
throw new MissingQueryArgument('Missing query argument', array('expecting'=>$this->m_sName, 'available'=>array_keys($aArgs)));
|
|
}
|
|
return $oRet;
|
|
}
|
|
}
|
|
|
|
// Temporary, until we implement functions and expression casting!
|
|
// ... or until we implement a real full text search based in the MATCH() expression
|
|
class ListExpression extends Expression
|
|
{
|
|
protected $m_aExpressions;
|
|
|
|
public function __construct($aExpressions)
|
|
{
|
|
$this->m_aExpressions = $aExpressions;
|
|
}
|
|
|
|
public static function FromScalars($aScalars)
|
|
{
|
|
$aExpressions = array();
|
|
foreach($aScalars as $value)
|
|
{
|
|
$aExpressions[] = new ScalarExpression($value);
|
|
}
|
|
return new ListExpression($aExpressions);
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetItems()
|
|
{
|
|
return $this->m_aExpressions;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
}
|
|
return '('.implode(', ', $aRes).')';
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->Browse($callback);
|
|
}
|
|
}
|
|
|
|
public function ApplyParameters($aArgs)
|
|
{
|
|
foreach ($this->m_aExpressions as $idx => $oExpr)
|
|
{
|
|
if ($oExpr instanceof VariableExpression)
|
|
{
|
|
$this->m_aExpressions[$idx] = $oExpr->GetAsScalar($aArgs);
|
|
}
|
|
else
|
|
{
|
|
$oExpr->ApplyParameters($aArgs);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->GetUnresolvedFields($sAlias, $aUnresolved);
|
|
}
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
}
|
|
return new ListExpression($aRes);
|
|
}
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListRequiredFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->CollectUsedParents($aTable);
|
|
}
|
|
}
|
|
|
|
public function ListConstantFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListConstantFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aExpressions as $key => $oExpr)
|
|
{
|
|
$this->m_aExpressions[$key] = $oExpr->RenameParam($sOldName, $sNewName);
|
|
}
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aExpressions as $key => $oExpr)
|
|
{
|
|
$oExpr->RenameAlias($sOldName, $sNewName);
|
|
}
|
|
}
|
|
|
|
public function GetAttDef($aClasses = array())
|
|
{
|
|
foreach($this->m_aExpressions as $oExpression)
|
|
{
|
|
$oAttDef = $oExpression->GetAttDef($aClasses);
|
|
if (!is_null($oAttDef)) return $oAttDef;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$aValues = array();
|
|
|
|
foreach($this->m_aExpressions as $oExpression)
|
|
{
|
|
$aCrit = $oExpression->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
if (array_key_exists('values', $aCrit))
|
|
{
|
|
$aValues = array_merge($aValues, $aCrit['values']);
|
|
}
|
|
}
|
|
|
|
return array('values' => $aValues);
|
|
}
|
|
}
|
|
|
|
|
|
class FunctionExpression extends Expression
|
|
{
|
|
protected $m_sVerb;
|
|
protected $m_aArgs; // array of expressions
|
|
|
|
public function __construct($sVerb, $aArgExpressions)
|
|
{
|
|
$this->m_sVerb = $sVerb;
|
|
$this->m_aArgs = $aArgExpressions;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetVerb()
|
|
{
|
|
return $this->m_sVerb;
|
|
}
|
|
|
|
public function GetArgs()
|
|
{
|
|
return $this->m_aArgs;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aArgs as $iPos => $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
}
|
|
return $this->m_sVerb.'('.implode(', ', $aRes).')';
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
foreach ($this->m_aArgs as $iPos => $oExpr)
|
|
{
|
|
$oExpr->Browse($callback);
|
|
}
|
|
}
|
|
|
|
public function ApplyParameters($aArgs)
|
|
{
|
|
foreach ($this->m_aArgs as $idx => $oExpr)
|
|
{
|
|
if ($oExpr instanceof VariableExpression)
|
|
{
|
|
$this->m_aArgs[$idx] = $oExpr->GetAsScalar($aArgs);
|
|
}
|
|
else
|
|
{
|
|
$oExpr->ApplyParameters($aArgs);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
foreach ($this->m_aArgs as $oExpr)
|
|
{
|
|
$oExpr->GetUnresolvedFields($sAlias, $aUnresolved);
|
|
}
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aArgs as $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
}
|
|
return new FunctionExpression($this->m_sVerb, $aRes);
|
|
}
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aArgs as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListRequiredFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
foreach ($this->m_aArgs as $oExpr)
|
|
{
|
|
$oExpr->CollectUsedParents($aTable);
|
|
}
|
|
}
|
|
|
|
public function ListConstantFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aArgs as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListConstantFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aArgs as $key => $oExpr)
|
|
{
|
|
$this->m_aArgs[$key] = $oExpr->RenameParam($sOldName, $sNewName);
|
|
}
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aArgs as $key => $oExpr)
|
|
{
|
|
$oExpr->RenameAlias($sOldName, $sNewName);
|
|
}
|
|
}
|
|
|
|
public function GetAttDef($aClasses = array())
|
|
{
|
|
foreach($this->m_aArgs as $oExpression)
|
|
{
|
|
$oAttDef = $oExpression->GetAttDef($aClasses);
|
|
if (!is_null($oAttDef)) return $oAttDef;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Make the most relevant label, given the value of the expression
|
|
*
|
|
* @param DBSearch oFilter The context in which this expression has been used
|
|
* @param string sValue The value returned by the query, for this expression
|
|
* @param string sDefault The default value if no relevant label could be computed
|
|
*
|
|
* @return string label
|
|
*/
|
|
public function MakeValueLabel($oFilter, $sValue, $sDefault)
|
|
{
|
|
static $aWeekDayToString = null;
|
|
if (is_null($aWeekDayToString))
|
|
{
|
|
// Init the correspondance table
|
|
$aWeekDayToString = array(
|
|
0 => Dict::S('DayOfWeek-Sunday'),
|
|
1 => Dict::S('DayOfWeek-Monday'),
|
|
2 => Dict::S('DayOfWeek-Tuesday'),
|
|
3 => Dict::S('DayOfWeek-Wednesday'),
|
|
4 => Dict::S('DayOfWeek-Thursday'),
|
|
5 => Dict::S('DayOfWeek-Friday'),
|
|
6 => Dict::S('DayOfWeek-Saturday')
|
|
);
|
|
}
|
|
static $aMonthToString = null;
|
|
if (is_null($aMonthToString))
|
|
{
|
|
// Init the correspondance table
|
|
$aMonthToString = array(
|
|
1 => Dict::S('Month-01'),
|
|
2 => Dict::S('Month-02'),
|
|
3 => Dict::S('Month-03'),
|
|
4 => Dict::S('Month-04'),
|
|
5 => Dict::S('Month-05'),
|
|
6 => Dict::S('Month-06'),
|
|
7 => Dict::S('Month-07'),
|
|
8 => Dict::S('Month-08'),
|
|
9 => Dict::S('Month-09'),
|
|
10 => Dict::S('Month-10'),
|
|
11 => Dict::S('Month-11'),
|
|
12 => Dict::S('Month-12'),
|
|
);
|
|
}
|
|
|
|
$sRes = $sDefault;
|
|
if (strtolower($this->m_sVerb) == 'date_format')
|
|
{
|
|
$oFormatExpr = $this->m_aArgs[1];
|
|
if ($oFormatExpr->Render() == "'%w'")
|
|
{
|
|
if (isset($aWeekDayToString[(int)$sValue]))
|
|
{
|
|
$sRes = $aWeekDayToString[(int)$sValue];
|
|
}
|
|
}
|
|
elseif ($oFormatExpr->Render() == "'%Y-%m'")
|
|
{
|
|
// yyyy-mm => "yyyy month"
|
|
$iMonth = (int) substr($sValue, -2); // the two last chars
|
|
$sRes = substr($sValue, 0, 4).' '.$aMonthToString[$iMonth];
|
|
}
|
|
elseif ($oFormatExpr->Render() == "'%Y-%m-%d'")
|
|
{
|
|
// yyyy-mm-dd => "month d"
|
|
$iMonth = (int) substr($sValue, 5, 2);
|
|
$sRes = $aMonthToString[$iMonth].' '.(int)substr($sValue, -2);
|
|
}
|
|
elseif ($oFormatExpr->Render() == "'%H'")
|
|
{
|
|
// H => "H Hour(s)"
|
|
$sRes = $sValue.':00';
|
|
}
|
|
}
|
|
return $sRes;
|
|
}
|
|
|
|
public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
|
|
{
|
|
$sOperation = '';
|
|
$sVerb = '';
|
|
switch ($this->m_sVerb)
|
|
{
|
|
case 'ISNULL':
|
|
case 'NOW':
|
|
$sVerb = $this->VerbToNaturalLanguage();
|
|
break;
|
|
case 'DATE_SUB':
|
|
$sVerb = ' -';
|
|
break;
|
|
case 'DATE_ADD':
|
|
$sVerb = ' +';
|
|
break;
|
|
case 'DATE_FORMAT':
|
|
$aCtx['date_display'] = $this;
|
|
break;
|
|
default:
|
|
return $this->RenderExpression(false, $aArgs);
|
|
}
|
|
|
|
foreach($this->m_aArgs as $oExpression)
|
|
{
|
|
if ($oExpression instanceof IntervalExpression)
|
|
{
|
|
$sOperation .= $sVerb;
|
|
$sVerb = '';
|
|
}
|
|
$sOperation .= $oExpression->Display($oSearch, $aArgs, $oAttDef, $aCtx);
|
|
}
|
|
|
|
if (!empty($sVerb))
|
|
{
|
|
$sOperation .= $sVerb;
|
|
}
|
|
return '('.$sOperation.')';
|
|
}
|
|
|
|
private function VerbToNaturalLanguage()
|
|
{
|
|
return Dict::S('Expression:Verb:'.$this->m_sVerb, " {$this->m_sVerb} ");
|
|
}
|
|
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$aCriteria = array();
|
|
switch ($this->m_sVerb)
|
|
{
|
|
case 'ISNULL':
|
|
$aCriteria['operator'] = $this->m_sVerb;
|
|
foreach($this->m_aArgs as $oExpression)
|
|
{
|
|
$aCriteria = array_merge($oExpression->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef), $aCriteria);
|
|
}
|
|
$aCriteria['has_undefined'] = true;
|
|
$aCriteria['oql'] = $this->RenderExpression(false, $aArgs, $bRetrofitParams);
|
|
break;
|
|
|
|
case 'NOW':
|
|
$aCriteria = array('widget' => 'date_time');
|
|
$aCriteria['is_relative'] = true;
|
|
$aCriteria['verb'] = $this->m_sVerb;
|
|
break;
|
|
|
|
case 'DATE_ADD':
|
|
case 'DATE_SUB':
|
|
case 'DATE_FORMAT':
|
|
$aCriteria = array('widget' => 'date_time');
|
|
foreach($this->m_aArgs as $oExpression)
|
|
{
|
|
$aCriteria = array_merge($oExpression->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef), $aCriteria);
|
|
}
|
|
$aCriteria['verb'] = $this->m_sVerb;
|
|
break;
|
|
|
|
default:
|
|
return parent::GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
}
|
|
|
|
return $aCriteria;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @see https://dev.mysql.com/doc/refman/5.7/en/date-and-time-functions.html
|
|
*/
|
|
class IntervalExpression extends Expression
|
|
{
|
|
protected $m_oValue; // expression
|
|
protected $m_sUnit;
|
|
|
|
public function __construct($oValue, $sUnit)
|
|
{
|
|
$this->m_oValue = $oValue;
|
|
$this->m_sUnit = $sUnit;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetValue()
|
|
{
|
|
return $this->m_oValue;
|
|
}
|
|
|
|
public function GetUnit()
|
|
{
|
|
return $this->m_sUnit;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
return 'INTERVAL '.$this->m_oValue->RenderExpression($bForSQL, $aArgs, $bRetrofitParams).' '.$this->m_sUnit;
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
$this->m_oValue->Browse($callback);
|
|
}
|
|
|
|
public function ApplyParameters($aArgs)
|
|
{
|
|
if ($this->m_oValue instanceof VariableExpression)
|
|
{
|
|
$this->m_oValue = $this->m_oValue->GetAsScalar($aArgs);
|
|
}
|
|
else
|
|
{
|
|
$this->m_oValue->ApplyParameters($aArgs);
|
|
}
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
$this->m_oValue->GetUnresolvedFields($sAlias, $aUnresolved);
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
return new IntervalExpression($this->m_oValue->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved), $this->m_sUnit);
|
|
}
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
return array();
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
}
|
|
|
|
public function ListConstantFields()
|
|
{
|
|
return array();
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
$this->m_oValue->RenameParam($sOldName, $sNewName);
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
$this->m_oValue->RenameAlias($sOldName, $sNewName);
|
|
}
|
|
|
|
public function GetCriterion($oSearch, &$aArgs = null, $bRetrofitParams = false, $oAttDef = null)
|
|
{
|
|
$aCriteria = $this->m_oValue->GetCriterion($oSearch, $aArgs, $bRetrofitParams, $oAttDef);
|
|
$aCriteria['unit'] = $this->m_sUnit;
|
|
|
|
return $aCriteria;
|
|
}
|
|
|
|
public function Display($oSearch, &$aArgs = null, $oAttDef = null, &$aCtx = array())
|
|
{
|
|
return $this->m_oValue->RenderExpression(false, $aArgs).' '.Dict::S('Expression:Unit:Long:'.$this->m_sUnit, $this->m_sUnit);
|
|
}
|
|
}
|
|
|
|
class CharConcatExpression extends Expression
|
|
{
|
|
protected $m_aExpressions;
|
|
|
|
public function __construct($aExpressions)
|
|
{
|
|
$this->m_aExpressions = $aExpressions;
|
|
}
|
|
|
|
public function IsTrue()
|
|
{
|
|
// return true if we are certain that it will be true
|
|
return false;
|
|
}
|
|
|
|
public function GetItems()
|
|
{
|
|
return $this->m_aExpressions;
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$sCol = $oExpr->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
// Concat will be globally NULL if one single argument is null !
|
|
$aRes[] = "COALESCE($sCol, '')";
|
|
}
|
|
return "CAST(CONCAT(".implode(', ', $aRes).") AS CHAR)";
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->Browse($callback);
|
|
}
|
|
}
|
|
|
|
public function ApplyParameters($aArgs)
|
|
{
|
|
foreach ($this->m_aExpressions as $idx => $oExpr)
|
|
{
|
|
if ($oExpr instanceof VariableExpression)
|
|
{
|
|
$this->m_aExpressions[$idx] = $oExpr->GetAsScalar($aArgs);
|
|
}
|
|
else
|
|
{
|
|
$this->m_aExpressions->ApplyParameters($aArgs);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function GetUnresolvedFields($sAlias, &$aUnresolved)
|
|
{
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->GetUnresolvedFields($sAlias, $aUnresolved);
|
|
}
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
}
|
|
return new CharConcatExpression($aRes);
|
|
}
|
|
|
|
public function ListRequiredFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListRequiredFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function CollectUsedParents(&$aTable)
|
|
{
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->CollectUsedParents($aTable);
|
|
}
|
|
}
|
|
|
|
public function ListConstantFields()
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes = array_merge($aRes, $oExpr->ListConstantFields());
|
|
}
|
|
return $aRes;
|
|
}
|
|
|
|
public function RenameParam($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aExpressions as $key => $oExpr)
|
|
{
|
|
$this->m_aExpressions[$key] = $oExpr->RenameParam($sOldName, $sNewName);
|
|
}
|
|
}
|
|
|
|
public function RenameAlias($sOldName, $sNewName)
|
|
{
|
|
foreach ($this->m_aExpressions as $key => $oExpr)
|
|
{
|
|
$oExpr->RenameAlias($sOldName, $sNewName);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
class CharConcatWSExpression extends CharConcatExpression
|
|
{
|
|
protected $m_separator;
|
|
|
|
public function __construct($separator, $aExpressions)
|
|
{
|
|
$this->m_separator = $separator;
|
|
parent::__construct($aExpressions);
|
|
}
|
|
|
|
// recursive rendering
|
|
public function RenderExpression($bForSQL = false, &$aArgs = null, $bRetrofitParams = false)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$sCol = $oExpr->RenderExpression($bForSQL, $aArgs, $bRetrofitParams);
|
|
// Concat will be globally NULL if one single argument is null !
|
|
$aRes[] = "COALESCE($sCol, '')";
|
|
}
|
|
$sSep = CMDBSource::Quote($this->m_separator);
|
|
return "CAST(CONCAT_WS($sSep, ".implode(', ', $aRes).") AS CHAR)";
|
|
}
|
|
|
|
public function Browse(Closure $callback)
|
|
{
|
|
$callback($this);
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$oExpr->Browse($callback);
|
|
}
|
|
}
|
|
|
|
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
|
|
{
|
|
$aRes = array();
|
|
foreach ($this->m_aExpressions as $oExpr)
|
|
{
|
|
$aRes[] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
|
|
}
|
|
return new CharConcatWSExpression($this->m_separator, $aRes);
|
|
}
|
|
}
|
|
|