// GPL licensed (see end of file) * Use at your own risk! // // More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/ /// function getCSRFToken() { $nonce = base64_encode( random_bytes(32) ); if (empty($_SESSION['csrf_tokens'])) $_SESSION['csrf_tokens'] = array(); $_SESSION['csrf_tokens'][$nonce] = true; return $nonce; } function validateCSRFToken($token) { if (isset($_SESSION['csrf_tokens'][$token])) { unset($_SESSION['csrf_tokens'][$token]); return true; } return false; } // License // // This script is free software; you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This script is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this script; if not, write to the // Free Software Foundation, Inc., 59 Temple Place, Suite 330, // Boston, MA 02111-1307 USA ?>