mod/lti/openid-configuration.php

   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  * This file returns the OpenId/LTI Configuration for this site.
  19  *
  20  * It is part of the LTI Tool Dynamic Registration, and used by
  21  * tools to get the site configuration and registration end-point.
  22  *
  23  * @package    mod_lti
  24  * @copyright  2020 Claude Vervoort (Cengage), Carlos Costa, Adrian Hutchinson (Macgraw Hill)
  25  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26  */
  27
  28 use mod_lti\local\ltiopenid\registration_helper;
  29
  30 define('NO_DEBUG_DISPLAY', true);
  31 define('NO_MOODLE_COOKIES', true);
  32 require_once(__DIR__ . '/../../config.php');
  33 require_once($CFG->dirroot . '/mod/lti/locallib.php');
  34 require_once($CFG->libdir.'/weblib.php');
  35
  36 $scopes = registration_helper::get()->lti_get_service_scopes();
  37 $scopes[] = 'openid';
  38 $conf = [
  39     'issuer' => $CFG->wwwroot,
  40     'token_endpoint' => (new moodle_url('/mod/lti/token.php'))->out(false),
  41     'token_endpoint_auth_methods_supported' => ['private_key_jwt'],
  42     'token_endpoint_auth_signing_alg_values_supported' => ['RS256'],
  43     'jwks_uri' => (new moodle_url('/mod/lti/certs.php'))->out(false),
  44     'authorization_endpoint' => (new moodle_url('/mod/lti/auth.php'))->out(false),
  45     'registration_endpoint' => (new moodle_url('/mod/lti/openid-registration.php'))->out(false),
  46     'scopes_supported' => $scopes,
  47     'response_types_supported' => ['id_token'],
  48     'subject_types_supported' => ['public', 'pairwise'],
  49     'id_token_signing_alg_values_supported' => ['RS256'],
  50     'claims_supported' => ['sub', 'iss', 'name', 'given_name', 'family_name', 'email'],
  51     'https://purl.imsglobal.org/spec/lti-platform-configuration' => [
  52         'product_family_code' => 'moodle',
  53         'version' => $CFG->release,
  54         'messages_supported' => [['type' => 'LtiResourceLinkRequest'],
  55             ['type' => 'LtiDeepLinkingRequest', 'placements' => ['ContentArea']]],
  56         'variables' => array_keys(lti_get_capabilities())
  57     ]
  58 ];
  59
  60 @header('Content-Type: application/json; charset=utf-8');
  61
  62 echo json_encode($conf, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);