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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
<?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/>.

/**
 * Redirect the user to registration with token and openid config url as query params.
 *
 * @package mod_lti
 * @copyright  2020 Cengage
 * @author     Claude Vervoort
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

use Firebase\JWT\JWT;

use mod_lti\local\ltiopenid\jwks_helper;
> use mod_lti\local\ltiopenid\registration_helper;
require_once(__DIR__ . '/../../config.php'); require_once($CFG->libdir.'/weblib.php');
> require_once($CFG->dirroot . '/mod/lti/locallib.php');
require_login(); $context = context_system::instance(); require_capability('moodle/site:config', $context); $starturl = required_param('url', PARAM_URL);
> $typeid = optional_param('type', -1, PARAM_INT); $now = time(); > $token = [ > $types = lti_get_tools_by_url($starturl, null); "sub" => random_string(15), > "scope" => "reg", > if (!empty($types) && $typeid == -1) { "iat" => $now, > // There are matching types for the registration domain, let's prompt the user to upgrade. "exp" => $now + HOURSECS > $pageurl = new moodle_url('/mod/lti/startltiadvregistration.php'); ]; > $PAGE->set_context($context); $privatekey = jwks_helper::get_private_key(); > $PAGE->set_url($pageurl); $regtoken = JWT::encode($token, $privatekey['key'], 'RS256', $privatekey['kid']); > $PAGE->set_pagelayout('maintenance'); $confurl = new moodle_url('/mod/lti/openid-configuration.php'); > $output = $PAGE->get_renderer('mod_lti'); $url = new moodle_url($starturl); > $page = new \mod_lti\output\registration_upgrade_choice_page($types, $starturl); $url->param('openid_configuration', $confurl->out(false)); > echo $output->header(); $url->param('registration_token', $regtoken); > echo $output->render($page); header("Location: ".$url->out(false)); > echo $output->footer(); > } else { > // Let's actually start the registration process by launching the tool registration > // endpoint with the registration token and the site config url. > require_sesskey(); > $sub = registration_helper::get()->new_clientid(); > $scope = registration_helper::REG_TOKEN_OP_NEW_REG; > if ($typeid > 0) { > // In the context of an update, the sub is the id of the type. > $sub = strval($typeid); > $scope = registration_helper::REG_TOKEN_OP_UPDATE_REG; > }
< "sub" => random_string(15), < "scope" => "reg",
> "sub" => $sub, > "scope" => $scope,
> }