<?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\Authentication\AuthenticationManagerInterface;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
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 $tokenStorage;
    private $authenticationManager;
    private $providerKey;
    private $authenticationEntryPoint;
    private $logger;
    private $ignoreFailure;

    public function __construct(TokenStorageInterface $tokenStorage, AuthenticationManagerInterface $authenticationManager, $providerKey, AuthenticationEntryPointInterface $authenticationEntryPoint, LoggerInterface $logger = null)
    {
        if (empty($providerKey)) {
            throw new \InvalidArgumentException('$providerKey must not be empty.');
        }

        $this->tokenStorage = $tokenStorage;
        $this->authenticationManager = $authenticationManager;
        $this->providerKey = $providerKey;
        $this->authenticationEntryPoint = $authenticationEntryPoint;
        $this->logger = $logger;
        $this->ignoreFailure = false;
    }

    /**
     * Handles basic authentication.
     */
    public function handle(GetResponseEvent $event)
    {
        $request = $event->getRequest();

        if (null === $username = $request->headers->get('PHP_AUTH_USER')) {
            return;
        }

        if (null !== $token = $this->tokenStorage->getToken()) {
            if ($token instanceof UsernamePasswordToken && $token->isAuthenticated() && $token->getUsername() === $username) {
                return;
            }
        }

        if (null !== $this->logger) {
            $this->logger->info('Basic authentication Authorization header found for user.', array('username' => $username));
        }

        try {
            $token = $this->authenticationManager->authenticate(new UsernamePasswordToken($username, $request->headers->get('PHP_AUTH_PW'), $this->providerKey));
            $this->tokenStorage->setToken($token);
        } catch (AuthenticationException $e) {
            $token = $this->tokenStorage->getToken();
            if ($token instanceof UsernamePasswordToken && $this->providerKey === $token->getProviderKey()) {
                $this->tokenStorage->setToken(null);
            }

            if (null !== $this->logger) {
                $this->logger->info('Basic authentication failed for user.', array('username' => $username, 'exception' => $e));
            }

            if ($this->ignoreFailure) {
                return;
            }

            $event->setResponse($this->authenticationEntryPoint->start($request, $e));
        }
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MjgwMDk0Njg4MjE1MDA2MSAyNDU2MTA3NjI2MzIxMDkgMjQ5MDMzMzIyNjExNDA0Ng==