public function delete($con = null)
{
$originalCacheRelations = sfConfig::get('sf_cache_relations');
sfConfig::set('sf_cache_relations', false);
try {
$docId = $this->getId();
$con = Propel::getConnection();
$con->begin();
// delete child relation
$c = new Criteria();
$c->add(RelationPeer::ID2, $docId);
$relations = RelationPeer::doSelect($c);
foreach ($relations as $relation) {
$relation->delete(null, sfConfig::get('sf_cache_relations'));
//$relation->delete();
}
// delete parent relations
$children = Document::getChildrenOf($docId);
foreach ($children as $child) {
$relation = new Relation();
$relation->setId1($docId);
$relation->setId2($child->getId());
$child->delete();
$relation->delete();
}
// delete any tags for this document
$c = new Criteria();
$c->add(TagrelationPeer::ID, $docId);
$tagRelations = TagrelationPeer::doSelect($c);
foreach ($tagRelations as $tag) {
$tag->delete();
}
parent::delete();
$con->commit();
} catch (Exception $e) {
$con->rollback();
throw $e;
}
// set 'sf_cache_relations' it's original value
sfConfig::set('sf_cache_relations', $originalCacheRelations);
if ($originalCacheRelations) {
Relation::updateRelationCache();
}
return true;
}
public static function saveRelation($parents, $document, $updateCache = true)
{
if ($parents) {
try {
$con = Propel::getConnection();
$con->begin();
$docId = $document->getId();
if (!is_array($parents)) {
$parents = array($parents);
}
foreach ($parents as $parent) {
$saveNew = true;
if ($parent) {
$parentId = $parent->getId();
$oldParentId = Document::getParentOf($docId, null, false);
if ($oldParentId) {
$relation = RelationPeer::retrieveByPk($oldParentId, $docId);
if ($oldParentId != $parentId) {
$relation->delete();
} else {
$saveNew = false;
}
}
if ($saveNew) {
$relation = new Relation();
$relation->setId1($parentId);
$relation->setId2($docId);
$relation->setDocumentModel1(get_class($parent));
$relation->setDocumentModel2(get_class($document));
$relation->setSortOrder($relation->getNextSortOrder($parent, $document));
}
$relation->save();
}
}
$con->commit();
if (sfConfig::get('sf_cache_relations') && $updateCache && $parentId) {
self::updateRelationCache($parentId);
}
return true;
} catch (Exception $e) {
$con->rollback();
throw $e;
}
}
}