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<?php |
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namespace Biurad\Security\Authenticator; |
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use Biurad\Security\Interfaces\AuthenticatorInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Symfony\Component\HttpFoundation\Exception\BadRequestException; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Exception\AuthenticationException; |
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use Symfony\Component\Security\Core\Exception\InvalidCsrfTokenException; |
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use Symfony\Component\Security\Csrf\CsrfToken; |
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use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface; |
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/** |
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* Authenticates whether the given CSRF token is valid. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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class CsrfTokenAuthenticator implements AuthenticatorInterface |
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{ |
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private CsrfTokenManagerInterface $csrfTokenManager; |
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private string $csrfTokenId; |
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private string $csrfParameter; |
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public function __construct(CsrfTokenManagerInterface $csrfTokenManager, string $csrfTokenId = 'authenticate', string $csrfParameter = '_csrf_token') |
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{ |
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$this->csrfTokenManager = $csrfTokenManager; |
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$this->csrfTokenId = $csrfTokenId; |
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$this->csrfParameter = $csrfParameter; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setToken(?TokenInterface $token): void |
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{ |
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// This authenticator does not use a token. |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supports(ServerRequestInterface $request): bool |
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{ |
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return 'POST' === $request->getMethod(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function authenticate(ServerRequestInterface $request, array $credentials): ?TokenInterface |
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{ |
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if (empty($csrfToken = $credentials[$this->csrfParameter] ?? null)) { |
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return null; |
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} |
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if (!\is_string($csrfToken)) { |
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throw new BadRequestException(\sprintf('The key "%s" must be a string, "%s" given.', $this->csrfParameter, \gettype($csrfToken))); |
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} |
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$csrfToken = new CsrfToken($this->csrfTokenId, $csrfToken); |
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if (false === $this->csrfTokenManager->isTokenValid($csrfToken)) { |
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throw new InvalidCsrfTokenException('Invalid CSRF token.'); |
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} |
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return null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function failure(ServerRequestInterface $request, AuthenticationException $exception): ?ResponseInterface |
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{ |
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return null; |
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} |
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} |
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biurad /
php-security
