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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 Psr\Log\LoggerInterface;
use Symfony\Component\HttpKernel\Event\GetResponseEvent;
use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Http\RememberMe\RememberMeServicesInterface;
use Symfony\Component\Security\Http\Event\InteractiveLoginEvent;
use Symfony\Component\Security\Http\SecurityEvents;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterface;
use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategy;
/**
* RememberMeListener implements authentication capabilities via a cookie.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class RememberMeListener implements ListenerInterface
{
private $tokenStorage;
private $rememberMeServices;
private $authenticationManager;
private $logger;
private $dispatcher;
private $catchExceptions = true;
private $sessionStrategy;
/**
* Constructor.
*
* @param TokenStorageInterface $tokenStorage
* @param RememberMeServicesInterface $rememberMeServices
* @param AuthenticationManagerInterface $authenticationManager
* @param LoggerInterface $logger
* @param EventDispatcherInterface $dispatcher
* @param bool $catchExceptions
* @param SessionAuthenticationStrategyInterface $sessionStrategy
*/
public function __construct(TokenStorageInterface $tokenStorage, RememberMeServicesInterface $rememberMeServices, AuthenticationManagerInterface $authenticationManager, LoggerInterface $logger = null, EventDispatcherInterface $dispatcher = null, $catchExceptions = true, SessionAuthenticationStrategyInterface $sessionStrategy = null)
{
$this->tokenStorage = $tokenStorage;
$this->rememberMeServices = $rememberMeServices;
$this->authenticationManager = $authenticationManager;
$this->logger = $logger;
$this->dispatcher = $dispatcher;
$this->catchExceptions = $catchExceptions;
$this->sessionStrategy = null === $sessionStrategy ? new SessionAuthenticationStrategy(SessionAuthenticationStrategy::MIGRATE) : $sessionStrategy;
}
/**
* Handles remember-me cookie based authentication.
*
* @param GetResponseEvent $event A GetResponseEvent instance
*/
public function handle(GetResponseEvent $event)
{
if (null !== $this->tokenStorage->getToken()) {
return;
}
$request = $event->getRequest();
if (null === $token = $this->rememberMeServices->autoLogin($request)) {
return;
}
try {
$token = $this->authenticationManager->authenticate($token);
if ($request->hasSession() && $request->getSession()->isStarted()) {
$this->sessionStrategy->onAuthentication($request, $token);
}
$this->tokenStorage->setToken($token);
if (null !== $this->dispatcher) {
$loginEvent = new InteractiveLoginEvent($request, $token);
$this->dispatcher->dispatch(SecurityEvents::INTERACTIVE_LOGIN, $loginEvent);
}
if (null !== $this->logger) {
$this->logger->debug('Populated the token storage with a remember-me token.');
}
} catch (AuthenticationException $e) {
if (null !== $this->logger) {
$this->logger->warning(
'The token storage was not populated with remember-me token as the'
.' AuthenticationManager rejected the AuthenticationToken returned'
.' by the RememberMeServices.', array('exception' => $e)
);
}
$this->rememberMeServices->loginFail($request);
if (!$this->catchExceptions) {
throw $e;
}
}
}
}
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