Classes List

Symfony\Component\Security\Http\RememberMe\PersistentTokenBasedRememberMeServices

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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\RememberMe;

use Symfony\Component\Security\Core\Authentication\RememberMe\TokenProviderInterface;
use Symfony\Component\HttpFoundation\Cookie;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Core\Exception\CookieTheftException;
use Symfony\Component\Security\Core\Authentication\RememberMe\PersistentToken;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;

/** * Concrete implementation of the RememberMeServicesInterface which needs * an implementation of TokenProviderInterface for providing remember-me * capabilities. * * @author Johannes M. Schmitt <schmittjoh@gmail.com> */
class PersistentTokenBasedRememberMeServices extends AbstractRememberMeServices
{
    /** @var TokenProviderInterface */
    private $tokenProvider;

    public function setTokenProvider(TokenProviderInterface $tokenProvider)
    {
        $this->tokenProvider = $tokenProvider;
    }

    /** * {@inheritdoc} */
    protected function cancelCookie(Request $request)
    {
        // Delete cookie on the client
        parent::cancelCookie($request);

        // Delete cookie from the tokenProvider
        if (null !== ($cookie = $request->cookies->get($this->options['name']))
            && 2 === count($parts = $this->decodeCookie($cookie))
        ) {
            list($series) = $parts;
            $this->tokenProvider->deleteTokenBySeries($series);
        }
    }

    /** * {@inheritdoc} */
    protected function processAutoLoginCookie(array $cookiePartsRequest $request)
    {
        if (2 !== count($cookieParts)) {
            throw new AuthenticationException('The cookie is invalid.');
        }

        list($series$tokenValue) = $cookieParts;
        $persistentToken = $this->tokenProvider->loadTokenBySeries($series);

        if (!hash_equals($persistentToken->getTokenValue(), $tokenValue)) {
            throw new CookieTheftException('This token was already used. The account is possibly compromised.');
        }

        if ($persistentToken->getLastUsed()->getTimestamp() + $this->options['lifetime'] < time()) {
            throw new AuthenticationException('The cookie has expired.');
        }

        $tokenValue = base64_encode(random_bytes(64));
        $this->tokenProvider->updateToken($series$tokenValuenew \DateTime());
        $request->attributes->set(self::COOKIE_ATTR_NAME,
            new Cookie(
                $this->options['name'],
                $this->encodeCookie(array($series$tokenValue)),
                time() + $this->options['lifetime'],
                $this->options['path'],
                $this->options['domain'],
                $this->options['secure'],
                $this->options['httponly']
            )
        );

        return $this->getUserProvider($persistentToken->getClass())->loadUserByUsername($persistentToken->getUsername());
    }

    /** * {@inheritdoc} */
    protected function onLoginSuccess(Request $requestResponse $responseTokenInterface $token)
    {
        $series = base64_encode(random_bytes(64));
        $tokenValue = base64_encode(random_bytes(64));

        $this->tokenProvider->createNewToken(
            new PersistentToken(
                get_class($user = $token->getUser()),
                $user->getUsername(),
                $series,
                $tokenValue,
                new \DateTime()
            )
        );

        $response->headers->setCookie(
            new Cookie(
                $this->options['name'],
                $this->encodeCookie(array($series$tokenValue)),
                time() + $this->options['lifetime'],
                $this->options['path'],
                $this->options['domain'],
                $this->options['secure'],
                $this->options['httponly']
            )
        );
    }
}