public function indexAction(Request $request)
 {
     $em = $this->getDoctrine()->getManager();
     $parameters = array();
     if ($request->isMethod('POST')) {
         if ($request->request->get('search')) {
             $articles = Article::searchArticles($em, $request->request->get('search'));
             $parameters['articles'] = $articles;
             $jobs = Job::searchJobs($em, $request->request->get('search'));
             $parameters['jobs'] = $jobs;
             $news = News::searchNews($em, $request->request->get('search'));
             $parameters['news'] = $news;
             $results = Result::searchResults($em, $request->request->get('search'));
             $parameters['results'] = $results;
             $shares = Share::searchShares($em, $request->request->get('search'));
             $parameters['shares'] = $shares;
             $vacancies = Vacancy::searchVacancies($em, $request->request->get('search'));
             $parameters['vacancies'] = $vacancies;
         }
         $parameters['search'] = $request->request->get('search');
     }
     return $this->render('RenovateMainBundle:Search:index.html.twig', $parameters);
 }