<?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;
trigger_deprecation('symfony/security-core', '5.3', 'The "%s" class is deprecated, use the new authenticator system instead.', AnonymousAuthenticationProvider::class);
/**
* AnonymousAuthenticationProvider validates AnonymousToken instances.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @deprecated since Symfony 5.3, use the new authenticator system instead
*/
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;
}
}