static function removeRelationObject($contentObjectAttribute, $deletionItem)
{
if (self::isItemPublished($deletionItem)) {
return;
}
$hostObject = $contentObjectAttribute->attribute('object');
$hostObjectID = $hostObject->attribute('id');
// Do not try removing the object if present in trash
// Only objects being really orphaned (not even being in trash) should be removed by this method.
// See issue #019457
if ((int) eZPersistentObject::count(eZContentObjectTrashNode::definition(), array("contentobject_id" => $hostObjectID)) > 0) {
return;
}
$hostObjectVersions = $hostObject->versions();
$isDeletionAllowed = true;
// check if the relation item to be deleted is unique in the domain of all host-object versions
foreach ($hostObjectVersions as $version) {
if ($isDeletionAllowed and $version->attribute('version') != $contentObjectAttribute->attribute('version')) {
$relationAttribute = eZPersistentObject::fetchObjectList(eZContentObjectAttribute::definition(), null, array('version' => $version->attribute('version'), 'contentobject_id' => $hostObjectID, 'contentclassattribute_id' => $contentObjectAttribute->attribute('contentclassattribute_id')));
if (count($relationAttribute) > 0) {
$relationContent = $relationAttribute[0]->content();
if (is_array($relationContent) and is_array($relationContent['relation_list'])) {
foreach ($relationContent['relation_list'] as $relationItem) {
if ($deletionItem['contentobject_id'] == $relationItem['contentobject_id'] && $deletionItem['contentobject_version'] == $relationItem['contentobject_version']) {
$isDeletionAllowed = false;
break 2;
}
}
}
}
}
}
if ($isDeletionAllowed) {
$subObjectVersion = eZContentObjectVersion::fetchVersion($deletionItem['contentobject_version'], $deletionItem['contentobject_id']);
if ($subObjectVersion instanceof eZContentObjectVersion) {
$subObjectVersion->removeThis();
} else {
eZDebug::writeError('Cleanup of subobject-version failed. Could not fetch object from relation list.\\n' . 'Requested subobject id: ' . $deletionItem['contentobject_id'] . '\\n' . 'Requested Subobject version: ' . $deletionItem['contentobject_version'], __METHOD__);
}
}
}
