public function counters(\Twig_Environment $environment) { $response = ''; foreach ($this->counter_management_manager->getProviders() as $provider) { if ($provider->getIdentity() !== 'persisted') { $response .= $environment->render('ItBlasterCounterManagementBundle:WebCounter/render:' . $provider->getIdentity() . '.html.twig', array('web_counter_list' => $provider->getWebCounterList())); } } return $response; }