Newscoop\Services\RelatedArticlesService::reorderAfterRemove PHP Метод

    private function reorderAfterRemove($relatedArticles, $removedRelatedArticlePosition)
    {
        $this->initOrderOnRelatedArticles($relatedArticles);
        try {
            $this->em->getConnection()->exec('LOCK TABLES context_articles WRITE;');
            // move all bigger than old position up (-1)
            $this->em->createQuery('UPDATE Newscoop\\Entity\\RelatedArticle r SET r.order = r.order-1 WHERE r.order > :oldPosition')->setParameter('oldPosition', $removedRelatedArticlePosition)->execute();
            $this->em->getConnection()->exec('UNLOCK TABLES;');
        } catch (\Exception $e) {
            $this->em->getConnection()->exec('UNLOCK TABLES;');
        }
        return true;
    }