<?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\Security\Http\Firewall;use Psr\Log\LoggerInterface;use Symfony\Component\HttpFoundation\RedirectResponse;use Symfony\Component\HttpFoundation\Request;use Symfony\Component\HttpKernel\Event\RequestEvent;use Symfony\Component\Security\Http\AccessMapInterface;/** * ChannelListener switches the HTTP protocol based on the access control * configuration. * * @author Fabien Potencier <fabien@symfony.com> * * @final */class ChannelListener extends AbstractListener{ private $map; private $logger; private int $httpPort; private int $httpsPort; public function __construct(AccessMapInterface $map, LoggerInterface $logger = null, int $httpPort = 80, int $httpsPort = 443) { $this->map = $map; $this->logger = $logger; $this->httpPort = $httpPort; $this->httpsPort = $httpsPort; } /** * Handles channel management. */ public function supports(Request $request): ?bool { [, $channel] = $this->map->getPatterns($request); if ('https' === $channel && !$request->isSecure()) { if (null !== $this->logger) { if ('https' === $request->headers->get('X-Forwarded-Proto')) { $this->logger->info('Redirecting to HTTPS. ("X-Forwarded-Proto" header is set to "https" - did you set "trusted_proxies" correctly?)'); } elseif (str_contains($request->headers->get('Forwarded', ''), 'proto=https')) { $this->logger->info('Redirecting to HTTPS. ("Forwarded" header is set to "proto=https" - did you set "trusted_proxies" correctly?)'); } else { $this->logger->info('Redirecting to HTTPS.'); } } return true; } if ('http' === $channel && $request->isSecure()) { if (null !== $this->logger) { $this->logger->info('Redirecting to HTTP.'); } return true; } return false; } public function authenticate(RequestEvent $event) { $request = $event->getRequest(); $event->setResponse($this->createRedirectResponse($request)); } private function createRedirectResponse(Request $request): RedirectResponse { $scheme = $request->isSecure() ? 'http' : 'https'; if ('http' === $scheme && 80 != $this->httpPort) { $port = ':'.$this->httpPort; } elseif ('https' === $scheme && 443 != $this->httpsPort) { $port = ':'.$this->httpsPort; } else { $port = ''; } $qs = $request->getQueryString(); if (null !== $qs) { $qs = '?'.$qs; } $url = $scheme.'://'.$request->getHost().$port.$request->getBaseUrl().$request->getPathInfo().$qs; return new RedirectResponse($url, 301); }}