function index($siteid, $slug, Request $request, Application $app)
 {
     global $CONFIG;
     $this->build($siteid, $slug, $request, $app);
     $form = $app['form.factory']->create(new ActionForm());
     if ('POST' == $request->getMethod()) {
         $form->bind($request);
         if ($form->isValid()) {
             $data = $form->getData();
             $action = new ActionParser($data['action']);
             if ($action->getCommand() == 'delete' && !$this->parameters['venue']->getIsDeleted()) {
                 $vr = new VenueRepository();
                 $vr->delete($this->parameters['venue'], $app['currentUser']);
                 return $app->redirect('/sysadmin/site/' . $this->parameters['site']->getId() . '/venue/' . $this->parameters['venue']->getSlug());
             } else {
                 if ($action->getCommand() == 'undelete' && $this->parameters['venue']->getIsDeleted()) {
                     $this->parameters['venue']->setIsDeleted(false);
                     $vr = new VenueRepository();
                     $vr->undelete($this->parameters['venue'], $app['currentUser']);
                     return $app->redirect('/sysadmin/site/' . $this->parameters['site']->getId() . '/venue/' . $this->parameters['venue']->getSlug());
                 } else {
                     if ($action->getCommand() == 'isduplicateof') {
                         $vr = new VenueRepository();
                         $originalVenue = $vr->loadBySlug($this->parameters['site'], $action->getParam(0));
                         if ($originalVenue && $originalVenue->getId() != $this->parameters['venue']->getId()) {
                             $vr->markDuplicate($this->parameters['venue'], $originalVenue, $app['currentUser']);
                             return $app->redirect('/sysadmin/site/' . $this->parameters['site']->getId() . '/venue/' . $this->parameters['venue']->getSlug());
                         }
                     } else {
                         if ($action->getCommand() == 'purge' && $CONFIG->sysAdminExtraPurgeVenuePassword && $CONFIG->sysAdminExtraPurgeVenuePassword == $action->getParam(0)) {
                             $vr = new VenueRepository();
                             $vr->purge($this->parameters['venue']);
                             return $app->redirect('/sysadmin/site/' . $this->parameters['site']->getId() . '/venue/');
                         }
                     }
                 }
             }
         }
     }
     $this->parameters['form'] = $form->createView();
     return $app['twig']->render('sysadmin/venue/index.html.twig', $this->parameters);
 }