Файл: vendor/symfony/http-kernel/EventListener/ResponseListener.php
Строк: 116
<?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 SymfonyComponentHttpKernelEventListener;
use SymfonyComponentEventDispatcherEventSubscriberInterface;
use SymfonyComponentHttpKernelEventResponseEvent;
use SymfonyComponentHttpKernelKernelEvents;
/**
* ResponseListener fixes the Response headers based on the Request.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @final
*/
class ResponseListener implements EventSubscriberInterface
{
private string $charset;
private bool $addContentLanguageHeader;
public function __construct(string $charset, bool $addContentLanguageHeader = false)
{
$this->charset = $charset;
$this->addContentLanguageHeader = $addContentLanguageHeader;
}
/**
* Filters the Response.
*/
public function onKernelResponse(ResponseEvent $event): void
{
if (!$event->isMainRequest()) {
return;
}
$response = $event->getResponse();
if (null === $response->getCharset()) {
$response->setCharset($this->charset);
}
if ($this->addContentLanguageHeader && !$response->isInformational() && !$response->isEmpty() && !$response->headers->has('Content-Language')) {
$response->headers->set('Content-Language', $event->getRequest()->getLocale());
}
if ($event->getRequest()->attributes->get('_vary_by_language')) {
$response->setVary('Accept-Language', false);
}
$response->prepare($event->getRequest());
}
public static function getSubscribedEvents(): array
{
return [
KernelEvents::RESPONSE => 'onKernelResponse',
];
}
}