<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\EventListener;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
/**
* ResponseListener fixes the Response headers based on the Request.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ResponseListener implements EventSubscriberInterface {
private $charset;
public function __construct(string $charset) {
$this->charset = $charset;
}
/**
* Filters the Response.
*/
public function onKernelResponse(FilterResponseEvent $event) {
if (!$event->isMasterRequest()) {
return;
}
$response = $event->getResponse();
if (null === $response->getCharset()) {
$response->setCharset($this->charset);
}
$response->prepare($event->getRequest());
}
public static function getSubscribedEvents() {
return [
KernelEvents::RESPONSE => 'onKernelResponse',
];
}
}