Ojs\JournalBundle\Entity\JournalPost::setContent PHP Méthode

    public function setContent($content)
    {
        $this->translate()->setContent($content);
        return $this;
    }

 /**
  * Journal Setup Wizard Step 4 - Saves Journal 's step 4 data
  * @param  Request $request
  * @param  null $setupId
  * @return JsonResponse
  */
 private function step4Control(Request $request, $setupId)
 {
     $em = $this->getDoctrine()->getManager();
     /** @var JournalSetupProgress $setup */
     $setup = $em->getRepository('OjsJournalBundle:JournalSetupProgress')->find($setupId);
     /** @var Journal $journal */
     $journal = $em->getRepository('OjsJournalBundle:Journal')->find($setup->getJournal()->getId());
     if (!$this->isGranted('EDIT', $journal)) {
         throw new AccessDeniedException();
     }
     $setup->setCurrentStep(2);
     $data = $request->request->all();
     $pages = $data['page'];
     $twig = $this->get('ojs.cms.twig.post_extension');
     foreach ($pages as $page) {
         if (empty($page['title'])) {
             return new JsonResponse(['success' => '0']);
         }
         $page_ = new JournalPost();
         $page_->setJournal($journal);
         $page_->setContent($page['content'])->setObject($twig->encode($journal))->setObjectId($journal->getId())->setPostType('default')->setTitle($page['title']);
         $em->persist($page_);
     }
     $em->flush();
     return new JsonResponse(['success' => '1']);
 }