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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * MoodleNet callback.
  19   *
  20   * @package    core
  21   * @copyright  2023 Huong Nguyen <huongnv13@gmail.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  use core\moodlenet\moodlenet_client;
  26  use core\oauth2\api;
  27  
  28  require_once(__DIR__ . '/../config.php');
  29  require_login();
  30  
  31  // Parameters.
  32  $issuerid = required_param('issuerid', PARAM_INT);
  33  $error = optional_param('error', '', PARAM_RAW);
  34  $message = optional_param('error_description', null, PARAM_RAW);
  35  
  36  // Headers to make it not cacheable.
  37  header('Cache-Control: no-cache, must-revalidate');
  38  header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
  39  
  40  $PAGE->set_context(context_system::instance());
  41  $PAGE->set_url('/admin/moodlenet_oauth2_callback.php');
  42  $PAGE->set_pagelayout('popup');
  43  
  44  // Wait as long as it takes for this script to finish.
  45  core_php_time_limit::raise();
  46  
  47  $issuer = api::get_issuer($issuerid);
  48  $returnurl = new moodle_url('/admin/moodlenet_oauth2_callback.php');
  49  $returnurl->param('issuerid', $issuerid);
  50  $returnurl->param('callback', 'yes');
  51  $returnurl->param('sesskey', sesskey());
  52  $oauthclient = api::get_user_oauth_client($issuer, $returnurl, moodlenet_client::API_SCOPE_CREATE_RESOURCE, true);
  53  $oauthclient->is_logged_in(); // Will upgrade the auth code to a token.
  54  
  55  echo $OUTPUT->header();
  56  $PAGE->requires->js_call_amd('core/moodlenet/oauth2callback', 'init', [$error, $message]);
  57  echo $OUTPUT->footer();