58 lines
1.7 KiB
PHP
58 lines
1.7 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Security\Csrf;
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/**
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* Manages CSRF tokens.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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interface CsrfTokenManagerInterface
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{
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/**
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* Returns a CSRF token for the given ID.
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*
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* If previously no token existed for the given ID, a new token is
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* generated. Otherwise the existing token is returned (with the same value,
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* not the same instance).
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*
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* @param string $tokenId The token ID. You may choose an arbitrary value
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* for the ID
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*/
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public function getToken(string $tokenId): CsrfToken;
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/**
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* Generates a new token value for the given ID.
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*
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* This method will generate a new token for the given token ID, independent
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* of whether a token value previously existed or not. It can be used to
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* enforce once-only tokens in environments with high security needs.
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*
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* @param string $tokenId The token ID. You may choose an arbitrary value
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* for the ID
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*/
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public function refreshToken(string $tokenId): CsrfToken;
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/**
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* Invalidates the CSRF token with the given ID, if one exists.
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*
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* @return string|null Returns the removed token value if one existed, NULL
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* otherwise
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*/
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public function removeToken(string $tokenId): ?string;
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/**
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* Returns whether the given CSRF token is valid.
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*/
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public function isTokenValid(CsrfToken $token): bool;
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}
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