Ojs\SiteBundle\Controller\ShortLinkController::articleDoiAction PHP Метод

    public function articleDoiAction($doi)
    {
        $repo = $this->getDoctrine()->getRepository('OjsJournalBundle:Article');
        $articles = $repo->findBy(['doi' => $doi]);
        $article = null;
        if (count($articles) > 0) {
            $article = $articles[0];
        }
        $this->throw404IfNotFound($article);
        $this->throw404IfNotFound($article->getIssue());
        return $this->redirectToRoute('ojs_article_page', ['slug' => $article->getJournal()->getSlug(), 'article_id' => $article->getId(), 'issue_id' => $article->getIssue()->getId()]);
    }