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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/>.

/**
 * Auto-login end-point, a user can be fully authenticated in the site providing a valid key.
 *
 * @package    tool_mobile
 * @copyright  2016 Juan Leyva
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once(__DIR__ . '/../../../config.php');
require_once($CFG->libdir . '/externallib.php');

$userid = required_param('userid', PARAM_INT);  // The user id the key belongs to (for double-checking).
$key = required_param('key', PARAM_ALPHANUMEXT);    // The key generated by the tool_mobile_external::get_autologin_key() external function.
< $urltogo = optional_param('urltogo', $CFG->wwwroot, PARAM_URL); // URL to redirect.
> $urltogo = optional_param('urltogo', $CFG->wwwroot, PARAM_LOCALURL); // URL to redirect. > $urltogo = $urltogo ?: $CFG->wwwroot;
$context = context_system::instance(); $PAGE->set_context($context); // Check if the user is already logged-in. if (isloggedin() and !isguestuser()) { delete_user_key('tool_mobile', $userid); if ($USER->id == $userid) { redirect($urltogo); } else { throw new moodle_exception('alreadyloggedin', 'error', '', format_string(fullname($USER))); } } tool_mobile\api::check_autologin_prerequisites($userid); // Validate and delete the key. $key = validate_user_key($key, 'tool_mobile', null); delete_user_key('tool_mobile', $userid); // Double check key belong to user. if ($key->userid != $userid) { throw new moodle_exception('invalidkey'); } // Key validated, now require an active user: not guest, not suspended. $user = core_user::get_user($key->userid, '*', MUST_EXIST); core_user::require_active_user($user, true, true); // Do the user log-in. if (!$user = get_complete_user_data('id', $user->id)) { throw new moodle_exception('cannotfinduser', '', '', $user->id); } complete_user_login($user); \core\session\manager::apply_concurrent_login_limit($user->id, session_id()); redirect($urltogo);