vendor/symfony/security-http/Firewall/ChannelListener.php line 25

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  1. <?php
  3. /*
  4.  * This file is part of the Symfony package.
  5.  *
  6.  * (c) Fabien Potencier <fabien@symfony.com>
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. namespace Symfony\Component\Security\Http\Firewall;
  14. use Psr\Log\LoggerInterface;
  15. use Symfony\Component\HttpKernel\Event\GetResponseEvent;
  16. use Symfony\Component\Security\Http\AccessMapInterface;
  17. use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;
  19. /**
  20.  * ChannelListener switches the HTTP protocol based on the access control
  21.  * configuration.
  22.  *
  23.  * @author Fabien Potencier <fabien@symfony.com>
  24.  */
  25. class ChannelListener implements ListenerInterface {
  27.     private $map;
  28.     private $authenticationEntryPoint;
  29.     private $logger;
  31.     public function __construct(AccessMapInterface $map, AuthenticationEntryPointInterface $authenticationEntryPoint, LoggerInterface $logger = null) {
  32.         $this->map = $map;
  33.         $this->authenticationEntryPoint = $authenticationEntryPoint;
  34.         $this->logger = $logger;
  35.     }
  37.     /**
  38.      * Handles channel management.
  39.      */
  40.     public function handle(GetResponseEvent $event) {
  41.         $request = $event->getRequest();
  43.         list(, $channel) = $this->map->getPatterns($request);
  45.         if ('https' === $channel && !$request->isSecure()) {
  46.             if (null !== $this->logger) {
  47.                 if ('https' === $request->headers->get('X-Forwarded-Proto')) {
  48.                     $this->logger->info('Redirecting to HTTPS. ("X-Forwarded-Proto" header is set to "https" - did you set "trusted_proxies" correctly?)');
  49.                 } elseif (false !== strpos($request->headers->get('Forwarded'), 'proto=https')) {
  50.                     $this->logger->info('Redirecting to HTTPS. ("Forwarded" header is set to "proto=https" - did you set "trusted_proxies" correctly?)');
  51.                 } else {
  52.                     $this->logger->info('Redirecting to HTTPS.');
  53.                 }
  54.             }
  56.             $response = $this->authenticationEntryPoint->start($request);
  58.             $event->setResponse($response);
  60.             return;
  61.         }
  63.         if ('http' === $channel && $request->isSecure()) {
  64.             if (null !== $this->logger) {
  65.                 $this->logger->info('Redirecting to HTTP.');
  66.             }
  68.             $response = $this->authenticationEntryPoint->start($request);
  70.             $event->setResponse($response);
  71.         }
  72.     }
  74. }