vendor/symfony/security-http/Firewall/ChannelListener.php line 27

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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\RequestEvent;
  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.  * @final since Symfony 4.3
  26.  */
  27. class ChannelListener implements ListenerInterface
  28. {
  29.     use LegacyListenerTrait;
  31.     private $map;
  32.     private $authenticationEntryPoint;
  33.     private $logger;
  35.     public function __construct(AccessMapInterface $map, AuthenticationEntryPointInterface $authenticationEntryPoint, LoggerInterface $logger = null)
  36.     {
  37.         $this->map = $map;
  38.         $this->authenticationEntryPoint = $authenticationEntryPoint;
  39.         $this->logger = $logger;
  40.     }
  42.     /**
  43.      * Handles channel management.
  44.      */
  45.     public function __invoke(RequestEvent $event)
  46.     {
  47.         $request = $event->getRequest();
  49.         list(, $channel) = $this->map->getPatterns($request);
  51.         if ('https' === $channel && !$request->isSecure()) {
  52.             if (null !== $this->logger) {
  53.                 if ('https' === $request->headers->get('X-Forwarded-Proto')) {
  54.                     $this->logger->info('Redirecting to HTTPS. ("X-Forwarded-Proto" header is set to "https" - did you set "trusted_proxies" correctly?)');
  55.                 } elseif (false !== strpos($request->headers->get('Forwarded'), 'proto=https')) {
  56.                     $this->logger->info('Redirecting to HTTPS. ("Forwarded" header is set to "proto=https" - did you set "trusted_proxies" correctly?)');
  57.                 } else {
  58.                     $this->logger->info('Redirecting to HTTPS.');
  59.                 }
  60.             }
  62.             $response = $this->authenticationEntryPoint->start($request);
  64.             $event->setResponse($response);
  66.             return;
  67.         }
  69.         if ('http' === $channel && $request->isSecure()) {
  70.             if (null !== $this->logger) {
  71.                 $this->logger->info('Redirecting to HTTP.');
  72.             }
  74.             $response = $this->authenticationEntryPoint->start($request);
  76.             $event->setResponse($response);
  77.         }
  78.     }
  79. }