Filter.php

<?php

   /**
     * @Route("/personal/personal_stories/edit_stories", name="edit_stories")
     * @Template("FtWsContestStoriesBundle:Stories:edit_stories.html.twig")
     * @param Request $request
     * @return array
     */
    public function editStories2Action(Request $request)
    {
        $user = $this->getUser();
        $stories = $this->getEm()->getRepository('FtWsContestDefaultBundle:Stories')->findBy(['user' => $this->getUser()->getId()]);
        $form = $this->createFormBuilder()
            ->add('name', 'entity', array(
                    'class' => 'FtWsContestDefaultBundle:Stories',
                    'expanded' => false,
                    'query_builder' => function (EntityRepository $er) {
                            return $er->createQueryBuilder('u')
                                ->orderBy('u.name', 'ASC');
                        }
                ))
            ->add('contests', 'entity', array(
                    'class' => 'FtWsContestDefaultBundle:Contests',
                    'expanded' => false,
                    'query_builder' => function (EntityRepository $er) {
                            return $er->createQueryBuilder('c')
                                ->orderBy('c.name', 'ASC');
                        }
                ))
            ->add('save', 'submit')
            ->getForm();

        $form->handleRequest($request);

        if ($form->isValid()) {
            $name = $form->get('name')->getData();
            $contests = $form->get('contests')->getData();

            $qb = $this->getEM()->createQueryBuilder();
            $qb
                ->select('s', 'c')
                ->from('FtWsContestDefaultBundle:Stories', 's')
                ->join('s.contests', 'c')
                ->where('s.name = :storiesName')
                ->andwhere('s.user = :user')
                ->andWhere('c.name =:contestsName')
                ->setParameters([
                       'storiesName'=> $name->getName(),
                       'user' => $user->getId(),
                       'contestsName' => $contests->getName()
                    ]);
            $stories = $qb->getQuery()->getResult();
        }

        return [
            'user' => $user,
            'stories' => $stories,
            'avatar' => $this->getAvatar(),
            'form' => $form->createView()
        ];
    }