/** * If this collection has already been initialized with * an identical criteria, it returns the collection. * Otherwise if this Tag has previously * been saved, it will retrieve related PostTags from storage. * If this Tag is new, it will return * an empty collection or the current collection, the criteria * is ignored on a new object. * * @param Connection $con * @param Criteria $criteria * @throws PropelException */ public function getPostTags($criteria = null, $con = null) { // include the Peer class include_once 'lib/model/om/BasePostTagPeer.php'; if ($criteria === null) { $criteria = new Criteria(); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collPostTags === null) { if ($this->isNew()) { $this->collPostTags = array(); } else { $criteria->add(PostTagPeer::TAG_ID, $this->getId()); PostTagPeer::addSelectColumns($criteria); $this->collPostTags = PostTagPeer::doSelect($criteria, $con); } } else { // criteria has no effect for a new object if (!$this->isNew()) { // the following code is to determine if a new query is // called for. If the criteria is the same as the last // one, just return the collection. $criteria->add(PostTagPeer::TAG_ID, $this->getId()); PostTagPeer::addSelectColumns($criteria); if (!isset($this->lastPostTagCriteria) || !$this->lastPostTagCriteria->equals($criteria)) { $this->collPostTags = PostTagPeer::doSelect($criteria, $con); } } } $this->lastPostTagCriteria = $criteria; return $this->collPostTags; }
/** * Retrieve multiple objects by pkey. * * @param array $pks List of primary keys * @param Connection $con the connection to use * @throws PropelException Any exceptions caught during processing will be * rethrown wrapped into a PropelException. */ public static function retrieveByPKs($pks, $con = null) { if ($con === null) { $con = Propel::getConnection(self::DATABASE_NAME); } $objs = null; if (empty($pks)) { $objs = array(); } else { $criteria = new Criteria(); $criteria->add(PostTagPeer::ID, $pks, Criteria::IN); $objs = PostTagPeer::doSelect($criteria, $con); } return $objs; }