public function removeTags() { $c = new Criteria(); $c->add(PostTagPeer::POST_ID, $this->getId()); PostTagPeer::doDelete($c); }
/** * This is a method for emulating ON DELETE CASCADE for DBs that don't support this * feature (like MySQL or SQLite). * * This method is not very speedy because it must perform a query first to get * the implicated records and then perform the deletes by calling those Peer classes. * * This method should be used within a transaction if possible. * * @param Criteria $criteria * @param Connection $con * @return int The number of affected rows (if supported by underlying database driver). */ protected static function doOnDeleteCascade(Criteria $criteria, Connection $con) { // initialize var to track total num of affected rows $affectedRows = 0; // first find the objects that are implicated by the $criteria $objects = TagPeer::doSelect($criteria, $con); foreach ($objects as $obj) { include_once 'lib/model/PostTag.php'; // delete related PostTag objects $c = new Criteria(); $c->add(PostTagPeer::TAG_ID, $obj->getId()); $affectedRows += PostTagPeer::doDelete($c, $con); } return $affectedRows; }
/** * Removes this object from datastore and sets delete attribute. * * @param Connection $con * @return void * @throws PropelException * @see BaseObject::setDeleted() * @see BaseObject::isDeleted() */ public function delete($con = null) { if ($this->isDeleted()) { throw new PropelException("This object has already been deleted."); } if ($con === null) { $con = Propel::getConnection(PostTagPeer::DATABASE_NAME); } try { $con->begin(); PostTagPeer::doDelete($this, $con); $this->setDeleted(true); $con->commit(); } catch (PropelException $e) { $con->rollback(); throw $e; } }