public function onKernelRequest(GetResponseEvent $event)
    {
        $request = $event->getRequest();
        $routeName = $request->attributes->get('_route');
        if (!$route = $this->app['routes']->get($routeName)) {
            return;
        }

        foreach ((array) $route->getOption('_before_middlewares') as $callback) {
            $ret = call_user_func($this->app['callback_resolver']->resolveCallback($callback), $request, $this->app);
            if ($ret instanceof Response) {
                $event->setResponse($ret);

                return;
            } elseif (null !== $ret) {
                throw new \RuntimeException(sprintf('A before middleware for route "%s" returned an invalid response value. Must return null or an instance of Response.', $routeName));
            }
        }
    }
public function onKernelRequest(GetResponseEvent $event)
    {
        $request = $event->getRequest();
        $routeName = $request->attributes->get('_route');
        if (!$route = $this->app['routes']->get($routeName)) {
            return;
        }

        foreach ((array) $route->getOption('_before_middlewares') as $callback) {
            $ret = call_user_func($this->app['callback_resolver']->resolveCallback($callback), $request, $this->app);
            if ($ret instanceof Response) {
                $event->setResponse($ret);

                return;
            } elseif (null !== $ret) {
                throw new \RuntimeException(sprintf('A before middleware for route "%s" returned an invalid response value. Must return null or an instance of Response.', $routeName));
            }
        }
    }
public function onKernelRequest ( GetResponseEvent $ event ) { $ request = $ event -> getRequest ( ) ; $ routeName = $ request -> attributes -> get ( '_route' ) ; if ( ! $ route = $ this -> app [ 'routes' ] -> get ( $ routeName ) ) { return ; } foreach ( ( array ) $ route -> getOption ( '_before_middlewares' ) as $ callback ) { $ ret = call_user_func ( $ this -> app [ 'callback_resolver' ] -> resolveCallback ( $ callback ) , $ request , $ this -> app ) ; if ( $ ret instanceof Response ) { $ event -> setResponse ( $ ret ) ; return ; } elseif ( null !== $ ret ) { throw new \ RuntimeException ( sprintf ( 'A before middleware for route "%s" returned an invalid response value. Must return null or an instance of Response.' , $ routeName ) ) ; } } }
Runs before filters.

@param GetResponseEvent $event The event to handle
Runs before filters .