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<?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 Symfony\Component\Security\Core\SecurityContextInterface; use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface; use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface; use Psr\Log\LoggerInterface; use Symfony\Component\HttpKernel\Event\GetResponseEvent; use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken; use Symfony\Component\Security\Core\Exception\AuthenticationException; /** * BasicAuthenticationListener implements Basic HTTP authentication. * * @author Fabien Potencier <fabien@symfony.com> */ class BasicAuthenticationListener implements ListenerInterface { private $securityContext; private $authenticationManager; private $providerKey; private $authenticationEntryPoint; private $logger; private $ignoreFailure; public function __construct(SecurityContextInterface $securityContext, AuthenticationManagerInterface $authenticationManager, $providerKey, AuthenticationEntryPointInterface $authenticationEntryPoint, LoggerInterface $logger = null) { if (empty($providerKey)) { throw new \InvalidArgumentException('$providerKey must not be empty.'); } $this->securityContext = $securityContext; $this->authenticationManager = $authenticationManager; $this->providerKey = $providerKey; $this->authenticationEntryPoint = $authenticationEntryPoint; $this->logger = $logger; $this->ignoreFailure = false; } /** * Handles basic authentication. * * @param GetResponseEvent $event A GetResponseEvent instance */ public function handle(GetResponseEvent $event) { $request = $event->getRequest(); if (false === $username = $request->headers->get('PHP_AUTH_USER', false)) { return; } if (null !== $token = $this->securityContext->getToken()) { if ($token instanceof UsernamePasswordToken && $token->isAuthenticated() && $token->getUsername() === $username) { return; } } if (null !== $this->logger) { $this->logger->info(sprintf('Basic Authentication Authorization header found for user "%s"', $username)); } try { $token = $this->authenticationManager->authenticate(new UsernamePasswordToken($username, $request->headers->get('PHP_AUTH_PW'), $this->providerKey)); $this->securityContext->setToken($token); } catch (AuthenticationException $failed) { $token = $this->securityContext->getToken(); if ($token instanceof UsernamePasswordToken && $this->providerKey === $token->getProviderKey()) { $this->securityContext->setToken(null); } if (null !== $this->logger) { $this->logger->info(sprintf('Authentication request failed for user "%s": %s', $username, $failed->getMessage())); } if ($this->ignoreFailure) { return; } $event->setResponse($this->authenticationEntryPoint->start($request, $failed)); } } }