Newscoop\NewscoopBundle\Controller\TopicsController::getArticleTopicsIds PHP Метод

    private function getArticleTopicsIds($articleNumber)
    {
        $em = $this->get('em');
        $query = $em->getRepository('Newscoop\\Entity\\ArticleTopic')->getArticleTopicsIds($articleNumber, true);
        $articleTopics = $query->getArrayResult();
        $topicsIds = array();
        foreach ($articleTopics as $articleTopic) {
            $topicsIds[] = reset($articleTopic);
        }
        return $topicsIds;
    }