4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\HttpKernel\EventListener;
14 use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
15 use Symfony\Component\HttpKernel\KernelEvents;
16 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
19 * ResponseListener fixes the Response headers based on the Request.
21 * @author Fabien Potencier <fabien@symfony.com>
23 class ResponseListener implements EventSubscriberInterface
27 public function __construct($charset)
29 $this->charset = $charset;
33 * Filters the Response.
35 * @param FilterResponseEvent $event A FilterResponseEvent instance
37 public function onKernelResponse(FilterResponseEvent $event)
39 if (!$event->isMasterRequest()) {
43 $response = $event->getResponse();
45 if (null === $response->getCharset()) {
46 $response->setCharset($this->charset);
49 $response->prepare($event->getRequest());
52 public static function getSubscribedEvents()
55 KernelEvents::RESPONSE => 'onKernelResponse',