/**
 * @Route("/aplikacja/kontrahenci", name="contractor_index")
 *
 * @param Request $request
 *
 * @return \Symfony\Component\HttpFoundation\Response
 */
public function contractorAction(Request $request){

    $user = $this->getUser();

    if (!$user){
        return $this->render('errors/403.html.twig', array(
            'message' => 'Brak dostępu'
        ));
    }

    $repo = $this->getDoctrine()->getRepository(Contractor::class);
    $contractors = $repo->findBy(array(
        'user' => $user
    ));

    $paginator = $this->get('knp_paginator');
    $pagination = $paginator->paginate(is_null($contractors) ? array() : $contractors, $request->get('page', 1), 20);

    return $this->render('application/contractor/index.html.twig', array(
        'contractors' => $pagination
    ));
}