<?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\Authenticator;
use Psr\Log\LoggerInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Security\Core\Authentication\Token\RememberMeToken;
use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Core\Exception\CookieTheftException;
use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Http\Authenticator\Passport\Badge\UserBadge;
use Symfony\Component\Security\Http\Authenticator\Passport\Passport;
use Symfony\Component\Security\Http\Authenticator\Passport\PassportInterface;
use Symfony\Component\Security\Http\Authenticator\Passport\SelfValidatingPassport;
use Symfony\Component\Security\Http\RememberMe\RememberMeDetails;
use Symfony\Component\Security\Http\RememberMe\RememberMeHandlerInterface;
use Symfony\Component\Security\Http\RememberMe\ResponseListener;
/**
* The RememberMe *Authenticator* performs remember me authentication.
*
* This authenticator is executed whenever a user's session
* expired and a remember-me cookie was found. This authenticator
* then "re-authenticates" the user using the information in the
* cookie.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
* @author Wouter de Jong <wouter@wouterj.nl>
*
* @final
*/
class RememberMeAuthenticator implements InteractiveAuthenticatorInterface
{
private $rememberMeHandler;
private $secret;
private $tokenStorage;
private $cookieName;
private $logger;
public function __construct(RememberMeHandlerInterface $rememberMeHandler, string $secret, TokenStorageInterface $tokenStorage, string $cookieName, LoggerInterface $logger = null)
{
$this->rememberMeHandler = $rememberMeHandler;
$this->secret = $secret;
$this->tokenStorage = $tokenStorage;
$this->cookieName = $cookieName;
$this->logger = $logger;
}
public function supports(Request $request): ?bool
{
// do not overwrite already stored tokens (i.e. from the session)
if (null !== $this->tokenStorage->getToken()) {
return false;
}
if (($cookie = $request->attributes->get(ResponseListener::COOKIE_ATTR_NAME)) && null === $cookie->getValue()) {
return false;
}
if (!$request->cookies->has($this->cookieName)) {
return false;
}
if (null !== $this->logger) {
$this->logger->debug('Remember-me cookie detected.');
}
// the `null` return value indicates that this authenticator supports lazy firewalls
return null;
}
public function authenticate(Request $request): PassportInterface
{
$rawCookie = $request->cookies->get($this->cookieName);
if (!$rawCookie) {
throw new \LogicException('No remember-me cookie is found.');
}
$rememberMeCookie = RememberMeDetails::fromRawCookie($rawCookie);
return new SelfValidatingPassport(new UserBadge($rememberMeCookie->getUserIdentifier(), function () use ($rememberMeCookie) {
return $this->rememberMeHandler->consumeRememberMeCookie($rememberMeCookie);
}));
}
/**
* @deprecated since Symfony 5.4, use {@link createToken()} instead
*/
public function createAuthenticatedToken(PassportInterface $passport, string $firewallName): TokenInterface
{
trigger_deprecation('symfony/security-http', '5.4', 'Method "%s()" is deprecated, use "%s::createToken()" instead.', __METHOD__, __CLASS__);
return $this->createToken($passport, $firewallName);
}
public function createToken(Passport $passport, string $firewallName): TokenInterface
{
return new RememberMeToken($passport->getUser(), $firewallName, $this->secret);
}
public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
{
return null; // let the original request continue
}
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
if (null !== $this->logger) {
if ($exception instanceof UsernameNotFoundException) {
$this->logger->info('User for remember-me cookie not found.', ['exception' => $exception]);
} elseif ($exception instanceof UnsupportedUserException) {
$this->logger->warning('User class for remember-me cookie not supported.', ['exception' => $exception]);
} elseif (!$exception instanceof CookieTheftException) {
$this->logger->debug('Remember me authentication failed.', ['exception' => $exception]);
}
}
return null;
}
public function isInteractive(): bool
{
return true;
}
}