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EDIT :: TokenGeneratorInterface.php

<?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\Csrf\TokenGenerator; /** * Generates and validates CSRF tokens. * * You can generate a CSRF token by using the method {@link generateCsrfToken()}. * This method expects a unique token ID as argument. The token ID can later be * used to validate a token provided by the user. * * Token IDs do not necessarily have to be secret, but they should NEVER be * created from data provided by the client. A good practice is to hard-code the * token IDs for the various CSRF tokens used by your application. * * You should use the method {@link isCsrfTokenValid()} to check a CSRF token * submitted by the client. This method will return true if the CSRF token is * valid. * * @since 2.4 * @author Bernhard Schussek <bschussek@gmail.com> */ interface TokenGeneratorInterface { /** * Generates a CSRF token. * * @return string The generated CSRF token */ public function generateToken(); }

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