vendor/symfony/security-http/Firewall/ChannelListener.php line 28

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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\HttpFoundation\Request;
  16. use Symfony\Component\HttpKernel\Event\RequestEvent;
  17. use Symfony\Component\Security\Http\AccessMapInterface;
  18. use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;
  20. /**
  21.  * ChannelListener switches the HTTP protocol based on the access control
  22.  * configuration.
  23.  *
  24.  * @author Fabien Potencier <fabien@symfony.com>
  25.  *
  26.  * @final
  27.  */
  28. class ChannelListener extends AbstractListener
  29. {
  30.     private $map;
  31.     private $authenticationEntryPoint;
  32.     private $logger;
  34.     public function __construct(AccessMapInterface $map, AuthenticationEntryPointInterface $authenticationEntryPoint, LoggerInterface $logger = null)
  35.     {
  36.         $this->map = $map;
  37.         $this->authenticationEntryPoint = $authenticationEntryPoint;
  38.         $this->logger = $logger;
  39.     }
  41.     /**
  42.      * Handles channel management.
  43.      */
  44.     public function supports(Request $request): ?bool
  45.     {
  46.         [, $channel] = $this->map->getPatterns($request);
  48.         if ('https' === $channel && !$request->isSecure()) {
  49.             if (null !== $this->logger) {
  50.                 if ('https' === $request->headers->get('X-Forwarded-Proto')) {
  51.                     $this->logger->info('Redirecting to HTTPS. ("X-Forwarded-Proto" header is set to "https" - did you set "trusted_proxies" correctly?)');
  52.                 } elseif (false !== strpos($request->headers->get('Forwarded'), 'proto=https')) {
  53.                     $this->logger->info('Redirecting to HTTPS. ("Forwarded" header is set to "proto=https" - did you set "trusted_proxies" correctly?)');
  54.                 } else {
  55.                     $this->logger->info('Redirecting to HTTPS.');
  56.                 }
  57.             }
  59.             return true;
  60.         }
  62.         if ('http' === $channel && $request->isSecure()) {
  63.             if (null !== $this->logger) {
  64.                 $this->logger->info('Redirecting to HTTP.');
  65.             }
  67.             return true;
  68.         }
  70.         return false;
  71.     }
  73.     public function authenticate(RequestEvent $event)
  74.     {
  75.         $request = $event->getRequest();
  77.         $response = $this->authenticationEntryPoint->start($request);
  79.         $event->setResponse($response);
  80.     }
  81. }