Newscoop\Entity\Playlist::getMaxItems PHP Метод

    public function getMaxItems()
    {
        return $this->maxItems;
    }

 /**
  * Remove items above the limit on playlist.
  *
  * @param Playlist $playlist
  */
 public function removeLeftItems($playlist)
 {
     if ($playlist->getMaxItems() != null) {
         $allowedArticles = $this->em->createQuery('SELECT pa.id FROM Newscoop\\Entity\\PlaylistArticle pa WHERE pa.idPlaylist = :playlistId AND pa.order >= 0 ORDER BY pa.order ASC')->setParameter('playlistId', $playlist->getId())->setMaxResults($playlist->getMaxItems())->getArrayResult();
         $ids = array();
         foreach ($allowedArticles as $article) {
             $ids[] = $article['id'];
         }
         $this->em->createQuery('DELETE FROM Newscoop\\Entity\\PlaylistArticle pa WHERE pa.id NOT IN (:ids) AND pa.idPlaylist = :playlistId')->setParameter('ids', $ids)->setParameter('playlistId', $playlist->getId())->execute();
     }
 }