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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\Core\Authentication\Provider;
- use Symfony\Component\Security\Core\Authentication\Token\AnonymousToken;
- use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
- use Symfony\Component\Security\Core\Exception\AuthenticationException;
- use Symfony\Component\Security\Core\Exception\BadCredentialsException;
- /**
- * AnonymousAuthenticationProvider validates AnonymousToken instances.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class AnonymousAuthenticationProvider implements AuthenticationProviderInterface
- {
- /**
- * Used to determine if the token is created by the application
- * instead of a malicious client.
- *
- * @var string
- */
- private $secret;
- /**
- * @param string $secret The secret shared with the AnonymousToken
- */
- public function __construct(string $secret)
- {
- $this->secret = $secret;
- }
- /**
- * {@inheritdoc}
- */
- public function authenticate(TokenInterface $token)
- {
- if (!$this->supports($token)) {
- throw new AuthenticationException('The token is not supported by this authentication provider.');
- }
- if ($this->secret !== $token->getSecret()) {
- throw new BadCredentialsException('The Token does not contain the expected key.');
- }
- return $token;
- }
- /**
- * {@inheritdoc}
- */
- public function supports(TokenInterface $token)
- {
- return $token instanceof AnonymousToken;
- }
- }
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