/**
  * {@inheritdoc}
  */
 public function getBlocksById(PageInterface $page)
 {
     $query = $this->getEntityManager()->createQuery(sprintf('SELECT b FROM %s b INDEX BY b.id WHERE b.page = :page ORDER BY b.position ASC', $this->blockManager->getClass()))->setParameters(array('page' => $page->getId()));
     $query->setHint(\Doctrine\ORM\Query::HINT_CUSTOM_OUTPUT_WALKER, 'Gedmo\\Translatable\\Query\\TreeWalker\\TranslationWalker');
     $query->setHint(\Gedmo\Translatable\TranslatableListener::HINT_TRANSLATABLE_LOCALE, $page->getSite()->getLocale());
     $blocks = $query->execute();
     $page->setBlocks(new ArrayCollection($blocks));
     return $blocks;
 }