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#886 Delete change history so that if an ID is reused the history starts from scratch (and cleanup most of the data as soon as the object is deleted)

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SVN:trunk[3177]
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Romain Quetiez
2014-05-28 16:00:24 +00:00
parent dbb9558b45
commit e4010b4b13
2 changed files with 58 additions and 0 deletions
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35
core/metamodel.class.php
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@@ -5087,6 +5087,41 @@ abstract class MetaModel
}
}
/**
* Helper to remove selected objects without calling any handler
* Surpasses BulkDelete as it can handle abstract classes, but has the other limitation as it bypasses standard objects handlers
*
* @param string $oFilter Scope of objects to wipe out
* @return The count of deleted objects
*/
public static function PurgeData($oFilter)
{
$sTargetClass = $oFilter->GetClass();
$oSet = new DBObjectSet($oFilter);
$oSet->OptimizeColumnLoad(array($sTargetClass => array('finalclass')));
$aIdToClass = $oSet->GetColumnAsArray('finalclass', true);
$aIds = array_keys($aIdToClass);
if (count($aIds) > 0)
{
$aQuotedIds = CMDBSource::Quote($aIds);
$sIdList = implode(',', $aQuotedIds);
$aTargetClasses = array_merge(
self::EnumChildClasses($sTargetClass, ENUM_CHILD_CLASSES_ALL),
self::EnumParentClasses($sTargetClass, ENUM_PARENT_CLASSES_EXCLUDELEAF)
);
foreach ($aTargetClasses as $sSomeClass)
{
$sTable = MetaModel::DBGetTable($sSomeClass);
$sPKField = MetaModel::DBGetKey($sSomeClass);
$sDeleteSQL = "DELETE FROM `$sTable` WHERE `$sPKField` IN ($sIdList)";
CMDBSource::DeleteFrom($sDeleteSQL);
}
}
return count($aIds);
}
// Links
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