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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  namespace mod_bigbluebuttonbn\output;
  18  
  19  use core\notification;
  20  use core\output\inplace_editable;
  21  use html_table;
  22  use html_writer;
  23  use mod_bigbluebuttonbn\instance;
  24  use plugin_renderer_base;
  25  
  26  /**
  27   * Renderer for the mod_bigbluebuttonbn plugin.
  28   *
  29   * @package   mod_bigbluebuttonbn
  30   * @copyright 2010 onwards, Blindside Networks Inc
  31   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  32   * @author    Darko Miletic  (darko.miletic [at] gmail [dt] com)
  33   */
  34  class renderer extends plugin_renderer_base {
  35  
  36      /**
  37       * Render the index table.
  38       *
  39       * @param  index $index
  40       * @return string
  41       */
  42      protected function render_index(index $index): string {
  43          $this->page->requires->js_call_amd('mod_bigbluebuttonbn/index', 'init');
  44  
  45          return html_writer::table($index->get_table($this));
  46      }
  47  
  48      /**
  49       * Render the groups selector.
  50       *
  51       * @param instance $instance
  52       * @return string
  53       */
  54      public function render_groups_selector(instance $instance): string {
  55          $groupmode = groups_get_activity_groupmode($instance->get_cm());
  56          if ($groupmode == NOGROUPS) {
  57              return '';
  58          }
  59  
  60          // Separate or visible group mode.
  61          $groups = groups_get_activity_allowed_groups($instance->get_cm());
  62          if (empty($groups)) {
  63              // No groups in this course.
  64              notification::add(get_string('view_groups_nogroups_warning', 'bigbluebuttonbn'), notification::INFO);
  65              return '';
  66          }
  67  
  68          // Assign group default values.
  69          if (count($groups) == 0) {
  70              // Only the All participants group exists.
  71              notification::add(get_string('view_groups_notenrolled_warning', 'bigbluebuttonbn'), notification::INFO);
  72              return '';
  73          }
  74  
  75          if (count($groups) > 1) {
  76              notification::add(get_string('view_groups_selection_warning', 'bigbluebuttonbn'), notification::INFO);
  77          }
  78  
  79          $groupsmenu = groups_print_activity_menu(
  80              $instance->get_cm(),
  81              $instance->get_view_url(),
  82              true
  83          );
  84  
  85          return $groupsmenu . '<br><br>';
  86      }
  87  
  88      /**
  89       * Render the view page.
  90       *
  91       * @param view_page $page
  92       * @return string
  93       */
  94      public function render_view_page(view_page $page): string {
  95          return $this->render_from_template(
  96              'mod_bigbluebuttonbn/view_page',
  97              $page->export_for_template($this)
  98          );
  99      }
 100  
 101      /**
 102       * Render inplace editable
 103       *
 104       * @param inplace_editable $e
 105       * @return bool|string
 106       */
 107      public function render_inplace_editable(inplace_editable $e) {
 108          return $this->render_from_template('core/inplace_editable', $e->export_for_template($this));
 109      }
 110  }