Search moodle.org's
Developer Documentation

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.

Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401]

   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   * Renderer class for LTI enrolment
  19   *
  20   * @package    enrol_lti
  21   * @copyright  2016 John Okely <john@moodle.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  namespace enrol_lti\output;
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  use core\output\notification;
  30  use enrol_lti\local\ltiadvantage\repository\application_registration_repository;
  31  use enrol_lti\local\ltiadvantage\repository\deployment_repository;
  32  use Packback\Lti1p3\LtiMessageLaunch;
  33  use plugin_renderer_base;
  34  
  35  /**
  36   * Renderer class for LTI enrolment
  37   *
  38   * @package    enrol_lti
  39   * @copyright  2016 John Okely <john@moodle.com>
  40   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  41   */
  42  class renderer extends plugin_renderer_base {
  43      /**
  44       * Render the enrol_lti/proxy_registration template
  45       *
  46       * @param registration $registration The registration renderable
  47       * @return string html for the page
  48       */
  49      public function render_registration(registration $registration) {
  50          $data = $registration->export_for_template($this);
  51          return parent::render_from_template("enrol_lti/proxy_registration", $data);
  52      }
  53  
  54      /**
  55       * Render the content item selection (deep linking 2.0) view
  56       *
  57       * This view is a form containing a list of courses and modules which, once selected and submitted, will result in
  58       * a list of LTI Resource Link Content Items being sent back to the platform, allowing resource link creation to
  59       * take place.
  60       *
  61       * @param LtiMessageLaunch $launch the launch data.
  62       * @param array $resources array of published resources available to the current user.
  63       * @return string html
  64       */
  65      public function render_published_resource_selection_view(LtiMessageLaunch $launch, array $resources): string {
  66          global $CFG;
  67          $context = [
  68              'action' => $CFG->wwwroot . '/enrol/lti/configure.php',
  69              'launchid' => $launch->getLaunchId(),
  70              'hascontent' => !empty($resources),
  71              'sesskey' => sesskey(),
  72              'courses' => []
  73          ];
  74          foreach ($resources as $resource) {
  75              $context['courses'][$resource->get_courseid()]['fullname'] = $resource->get_coursefullname();
  76              if (!$resource->is_course()) {
  77                  $context['courses'][$resource->get_courseid()]['modules'][] = [
  78                      'name' => $resource->get_name(),
  79                      'id' => $resource->get_id(),
  80                      'lineitem' => $resource->supports_grades()
  81                  ];
  82                  if (empty($context['courses'][$resource->get_courseid()]['shared_course'])) {
  83                      $context['courses'][$resource->get_courseid()]['shared_course'] = false;
  84                  }
  85              } else {
  86                  $context['courses'][$resource->get_courseid()]['shared_course'] = $resource->is_course();
  87                  $context['courses'][$resource->get_courseid()]['id'] = $resource->get_id();
  88                  $context['courses'][$resource->get_courseid()]['lineitem'] = $resource->supports_grades();
  89              }
  90          }
  91          $context['courses'] = array_values($context['courses']); // Reset keys for use in the template.
  92          return parent::render_from_template('enrol_lti/local/ltiadvantage/content_select', $context);
  93      }
  94  
  95      /**
  96       * Render the table applications which have been registered as LTI Advantage platforms.
  97       *
  98       * @param array $registrations The list of registrations to render.
  99       * @return string the html.
 100       */
 101      public function render_admin_setting_registered_platforms(array $registrations): string {
 102          $registrationscontext = [
 103              'registrations' => [],
 104              'addurl' => (new \moodle_url('/enrol/lti/register_platform.php', ['action' => 'add']))->out(false),
 105          ];
 106          $registrationscontext['hasregs'] = count($registrations) > 0;
 107  
 108          $deploymentrepository = new deployment_repository();
 109          foreach ($registrations as $reg) {
 110              $countdeployments = $deploymentrepository->count_by_registration($reg->get_id());
 111              $status = get_string('registrationstatuspending', 'enrol_lti');
 112              if ($reg->is_complete()) {
 113                  $status = get_string('registrationstatusactive', 'enrol_lti');
 114              }
 115              $registrationscontext['registrations'][] = [
 116                  'name' => $reg->get_name(),
 117                  'issuer' => $reg->get_platformid(),
 118                  'clientid' => $reg->get_clientid(),
 119                  'hasdeployments' => $countdeployments > 0,
 120                  'countdeployments' => $countdeployments,
 121                  'isactive' => $reg->is_complete(),
 122                  'statusstring' => $status,
 123                  'tooldetailsurl' => (new \moodle_url('/enrol/lti/register_platform.php',
 124                      ['action' => 'view', 'regid' => $reg->get_id(), 'tabselect' => 'tooldetails']))->out(false),
 125                  'platformdetailsurl' => (new \moodle_url('/enrol/lti/register_platform.php',
 126                      ['action' => 'view', 'regid' => $reg->get_id(), 'tabselect' => 'platformdetails']))->out(false),
 127                  'deploymentsurl' => (new \moodle_url('/enrol/lti/register_platform.php',
 128                      ['action' => 'view', 'regid' => $reg->get_id(), 'tabselect' => 'tooldeployments']))->out(false),
 129                  'deleteurl' => (new \moodle_url('/enrol/lti/register_platform.php',
 130                      ['action' => 'delete', 'regid' => $reg->get_id()]))->out(false)
 131              ];
 132          }
 133  
 134          // Notice to let users know this is LTI Advantage ONLY.
 135          $versionnotice = new notification(
 136              get_string('registeredplatformsltiversionnotice', 'enrol_lti'),
 137              notification::NOTIFY_INFO
 138          );
 139          $versionnotice->set_show_closebutton(false);
 140  
 141          $return = parent::render($versionnotice);
 142          $return .= parent::render_from_template('enrol_lti/local/ltiadvantage/registered_platforms',
 143              $registrationscontext);
 144          return $return;
 145      }
 146  
 147      /**
 148       * Renders the registration view page, allowing admins to view tool details, platform details and deployments.
 149       *
 150       * The template uses dynamic tabs, which renders with one active tab and uses js to change tabs if desired. E.g. if an anchor
 151       * link is used to go to another tab, the page will first load the active tab, then switch to the tab referenced in the anchor
 152       * using JS. To allow navigation to the page with a specific tab selected, and WITHOUT the js slowdown, this renderer method
 153       * allows callers to specify which tab is set as the active tab during first render.
 154       * Valid values correspond to the tab names in the enrol_lti/local/ltiadvantage/registration_view template, currently:
 155       * - 'tooldetails' - to render with the Tool details tab as the active tab
 156       * - 'platformdetails' - to render with the Platform details tab as the active tab
 157       * - 'tooldeployments' - to render with the Tool deployments tab as the active tab
 158       * By default, the platformdetails tab will be selected as active.
 159       *
 160       * @param int $registrationid the id of the registration to display information for.
 161       * @param string $activetab a string identifying the tab to preselect when rendering.
 162       * @return bool|string
 163       * @throws \coding_exception
 164       * @throws \moodle_exception
 165       */
 166      public function render_registration_view(int $registrationid, string $activetab = '') {
 167          global $CFG;
 168          $validtabvals = ['tooldetails', 'platformdetails', 'tooldeployments'];
 169          $activetab = !empty($activetab) && in_array($activetab, $validtabvals) ? $activetab : 'platformdetails';
 170          $regrepo = new application_registration_repository();
 171          $registration = $regrepo->find($registrationid);
 172  
 173          $deploymentrepo = new deployment_repository();
 174          $deployments = $deploymentrepo->find_all_by_registration($registration->get_id());
 175          $deploymentscontext = [];
 176          foreach ($deployments as $deployment) {
 177              $deploymentscontext[] = [
 178                  'name' => $deployment->get_deploymentname(),
 179                  'deploymentid' => $deployment->get_deploymentid(),
 180                  'deleteurl' => (new \moodle_url(
 181                      '/enrol/lti/manage_deployment.php',
 182                      ['action' => 'delete', 'id' => $deployment->get_id(), 'registrationid' => $registration->get_id()]
 183                  ))->out(false)
 184              ];
 185          }
 186  
 187          $regurl = new \moodle_url('/enrol/lti/register.php', ['token' => $registration->get_uniqueid()]);
 188  
 189          $tcontext = [
 190              'tool_details_active' => $activetab == 'tooldetails',
 191              'platform_details_active' => $activetab == 'platformdetails',
 192              'tool_deployments_active' => $activetab == 'tooldeployments',
 193              'back_url' => (new \moodle_url('/admin/settings.php', ['section' => 'enrolsettingslti_registrations']))->out(false),
 194              'dynamic_registration_info' => get_string(
 195                  'registrationurlinfomessage',
 196                  'enrol_lti',
 197                  get_docs_url('Publish_as_LTI_tool')
 198              ),
 199              'dynamic_registration_url' => [
 200                  'name' => get_string('registrationurl', 'enrol_lti'),
 201                  'url' => $regurl,
 202                  'id' => uniqid()
 203              ],
 204              'manual_registration_info' => get_string('endpointltiversionnotice', 'enrol_lti'),
 205              'manual_registration_urls' => [
 206                  [
 207                      'name' => get_string('toolurl', 'enrol_lti'),
 208                      'url' => $CFG->wwwroot . '/enrol/lti/launch.php',
 209                      'id' => uniqid()
 210                  ],
 211                  [
 212                      'name' => get_string('loginurl', 'enrol_lti'),
 213                      'url' => $CFG->wwwroot . '/enrol/lti/login.php?id=' . $registration->get_uniqueid(),
 214                      'id' => uniqid()
 215                  ],
 216                  [
 217                      'name' => get_string('jwksurl', 'enrol_lti'),
 218                      'url' => $CFG->wwwroot . '/enrol/lti/jwks.php',
 219                      'id' => uniqid()
 220                  ],
 221                  [
 222                      'name' => get_string('deeplinkingurl', 'enrol_lti'),
 223                      'url' => $CFG->wwwroot . '/enrol/lti/launch_deeplink.php',
 224                      'id' => uniqid()
 225                  ],
 226              ],
 227              'platform_details_info' => get_string('platformdetailsinfo', 'enrol_lti'),
 228              'platform_details' => [
 229                  [
 230                      'name' => get_string('registerplatform:name', 'enrol_lti'),
 231                      'value' => $registration->get_name()
 232                  ],
 233                  [
 234                      'name' => get_string('registerplatform:platformid', 'enrol_lti'),
 235                      'value' => $registration->get_platformid() ?? '',
 236                  ],
 237                  [
 238                      'name' => get_string('registerplatform:clientid', 'enrol_lti'),
 239                      'value' => $registration->get_clientid() ?? '',
 240                  ],
 241                  [
 242                      'name' => get_string('registerplatform:authrequesturl', 'enrol_lti'),
 243                      'value' => $registration->get_authenticationrequesturl() ?? '',
 244                  ],
 245                  [
 246                      'name' => get_string('registerplatform:jwksurl', 'enrol_lti'),
 247                      'value' => $registration->get_jwksurl() ?? '',
 248                  ],
 249                  [
 250                      'name' => get_string('registerplatform:accesstokenurl', 'enrol_lti'),
 251                      'value' => $registration->get_accesstokenurl() ?? '',
 252                  ]
 253              ],
 254              'edit_platform_details_url' => (new \moodle_url('/enrol/lti/register_platform.php',
 255                  ['action' => 'edit', 'regid' => $registration->get_id()]))->out(false),
 256              'deployments_info' => get_string('deploymentsinfo', 'enrol_lti'),
 257              'has_deployments' => !empty($deploymentscontext),
 258              'tool_deployments' => $deploymentscontext,
 259              'add_deployment_url' => (new \moodle_url('/enrol/lti/manage_deployment.php',
 260                  ['action' => 'add', 'registrationid' => $registrationid]))->out(false)
 261          ];
 262  
 263          return parent::render_from_template('enrol_lti/local/ltiadvantage/registration_view',
 264              $tcontext);
 265      }
 266  }