Файл: symfony-2.7/src/Symfony/Component/Security/Http/Firewall/AccessListener.php
Строк: 160
<?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 SymfonyComponentSecurityHttpFirewall;
use SymfonyComponentSecurityCoreAuthorizationAccessDecisionManagerInterface;
use SymfonyComponentSecurityHttpAccessMapInterface;
use SymfonyComponentSecurityCoreAuthenticationAuthenticationManagerInterface;
use SymfonyComponentSecurityCoreAuthenticationTokenStorageTokenStorageInterface;
use SymfonyComponentHttpKernelEventGetResponseEvent;
use SymfonyComponentSecurityCoreExceptionAuthenticationCredentialsNotFoundException;
use SymfonyComponentSecurityCoreExceptionAccessDeniedException;
/**
* AccessListener enforces access control rules.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class AccessListener implements ListenerInterface
{
private $tokenStorage;
private $accessDecisionManager;
private $map;
private $authManager;
public function __construct(TokenStorageInterface $tokenStorage, AccessDecisionManagerInterface $accessDecisionManager, AccessMapInterface $map, AuthenticationManagerInterface $authManager)
{
$this->tokenStorage = $tokenStorage;
$this->accessDecisionManager = $accessDecisionManager;
$this->map = $map;
$this->authManager = $authManager;
}
/**
* Handles access authorization.
*
* @param GetResponseEvent $event A GetResponseEvent instance
*
* @throws AccessDeniedException
* @throws AuthenticationCredentialsNotFoundException
*/
public function handle(GetResponseEvent $event)
{
if (null === $token = $this->tokenStorage->getToken()) {
throw new AuthenticationCredentialsNotFoundException('A Token was not found in the SecurityContext.');
}
$request = $event->getRequest();
list($attributes) = $this->map->getPatterns($request);
if (null === $attributes) {
return;
}
if (!$token->isAuthenticated()) {
$token = $this->authManager->authenticate($token);
$this->tokenStorage->setToken($token);
}
if (!$this->accessDecisionManager->decide($token, $attributes, $request)) {
throw new AccessDeniedException();
}
}
}