/**
  * @Route("/new", name="article_new")
  * @Template("frontend/Article/new.html.twig")
  * Función para enviar un nuevo artículo a una conferencia
  */
 public function newAction(Request $request)
 {
     $user = $this->getUser();
     $conference = $this->getConference();
     $inscription = $this->getDoctrine()->getRepository('AppBundle:Inscription')->findOneBy(array('conference' => $conference, 'user' => $user));
     if (!$inscription) {
         $this->addFlash('alert', $this->get('translator')->trans('You are not registered in this conference'));
         return $this->redirectToRoute('conference_show');
     }
     $article = new Article();
     $article->setInscription($inscription);
     $form = $this->createForm(new ArticleType(), $article);
     $form->handleRequest($request);
     if ($form->isSubmitted() && $form->isValid()) {
         $em = $this->getDoctrine()->getManager();
         $em->persist($article);
         $em->flush();
         $article_review = new ArticleReview();
         $article_review->setArticle($article);
         $article_review->setPath($form->get('path')->getData());
         $em = $this->getDoctrine()->getManager();
         $em->persist($article_review);
         $uploadableManager = $this->get('stof_doctrine_extensions.uploadable.manager');
         $uploadableManager->markEntityToUpload($article_review, $article_review->getPath());
         $em->flush();
         $this->addFlash('success', $this->get('translator')->trans('Your article has been successfully uploaded'));
         return $this->redirectToRoute('article_list');
     }
     return ['conference' => $conference, 'form' => $form->createView()];
 }
 /**
  * @Given /^I submitted the following articles to "([^".]*)":$/
  */
 public function iSubmittedTheFollowing($name, TableNode $tableNode)
 {
     $em = $this->getEntityManager();
     foreach ($tableNode->getHash() as $articleHash) {
         $articles = new Article();
         $articles->setTitle($articleHash['title']);
         $articles->setKeyword($articleHash['keyword']);
         $articles->setAbstract($articleHash['abstract']);
         $articles->setStateEnd($articleHash['stateEnd']);
         $articles->setInscription($this->findInscription($name));
         $em->persist($articles);
     }
     $em->flush();
 }