See Release Notes
Long Term Support Release
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle 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 3 of the License, or // (at your option) any later version. // // Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>. /** * This file returns an array of available public keys * * @package mod_lti * @copyright 2019 Stephen Vickers * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */> use mod_lti\local\ltiopenid\jwks_helper;define('NO_DEBUG_DISPLAY', true); define('NO_MOODLE_COOKIES', true); require_once(__DIR__ . '/../../config.php');< $jwks = array('keys' => array()); < < $privatekey = get_config('mod_lti', 'privatekey'); < $res = openssl_pkey_get_private($privatekey); < $details = openssl_pkey_get_details($res); < < $jwk = array(); < $jwk['kty'] = 'RSA'; < $jwk['alg'] = 'RS256'; < $jwk['kid'] = get_config('mod_lti', 'kid'); < $jwk['e'] = rtrim(strtr(base64_encode($details['rsa']['e']), '+/', '-_'), '='); < $jwk['n'] = rtrim(strtr(base64_encode($details['rsa']['n']), '+/', '-_'), '='); < $jwk['use'] = 'sig'; < < $jwks['keys'][] = $jwk; <@header('Content-Type: application/json; charset=utf-8');< echo json_encode($jwks, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);> echo json_encode(jwks_helper::get_jwks(), JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);