Symfony\Component\Translation\Translator::trans PHP Méthode

    public function trans($id, array $parameters = array(), $domain = 'messages', $locale = null)
    {
        if (!isset($locale)) {
            $locale = $this->getLocale();
        }

        if (!isset($this->catalogues[$locale])) {
            $this->loadCatalogue($locale);
        }

        return strtr($this->catalogues[$locale]->get((string) $id, $domain), $parameters);
    }

 /**
  * @param ConfigureMenuEvent $event
  */
 public function onNavigationConfigure(ConfigureMenuEvent $event)
 {
     $menu = $event->getMenu();
     $children = array();
     $entitiesMenuItem = $menu->getChild('system_tab')->getChild('entities_list');
     if ($entitiesMenuItem) {
         /** @var ConfigProvider $entityConfigProvider */
         $entityConfigProvider = $this->configManager->getProvider('entity');
         /** @var ConfigProvider $entityExtendProvider */
         $entityExtendProvider = $this->configManager->getProvider('extend');
         $extendConfigs = $entityExtendProvider->getConfigs();
         foreach ($extendConfigs as $extendConfig) {
             if ($this->checkAvailability($extendConfig)) {
                 $config = $entityConfigProvider->getConfig($extendConfig->getId()->getClassname());
                 if (!class_exists($config->getId()->getClassName()) || !$this->securityFacade->hasLoggedUser() || !$this->securityFacade->isGranted('VIEW', 'entity:' . $config->getId()->getClassName())) {
                     continue;
                 }
                 $children[$config->get('label')] = array('label' => $this->translator->trans($config->get('label')), 'options' => array('route' => 'oro_entity_index', 'routeParameters' => array('entityName' => str_replace('\\', '_', $config->getId()->getClassName())), 'extras' => array('safe_label' => true, 'routes' => array('oro_entity_*'))));
             }
         }
         sort($children);
         foreach ($children as $child) {
             $entitiesMenuItem->addChild($child['label'], $child['options']);
         }
     }
 }