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Differences Between: [Versions 401 and 403]

   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 qbank_statistics\columns;
  18  
  19  use core_question\local\bank\column_base;
  20  
  21  /**
  22   * This columns shows a message about whether this question is OK or needs revision.
  23   *
  24   * This is based on the average discrimination index.
  25   *
  26   * @package    qbank_statistics
  27   * @copyright  2021 Catalyst IT Australia Pty Ltd
  28   * @author     Nathan Nguyen <nathannguyen@catalyst-au.net>
  29   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  30   */
  31  class discrimination_index extends column_base {
  32  
  33      public function get_title(): string {
  34          return get_string('discrimination_index', 'qbank_statistics');
  35      }
  36  
  37      public function help_icon(): ?\help_icon {
  38          return new \help_icon('discrimination_index', 'qbank_statistics');
  39      }
  40  
  41      public function get_name(): string {
  42          return 'discrimination_index';
  43      }
  44  
  45      public function get_required_statistics_fields(): array {
  46          return ['discriminationindex'];
  47      }
  48  
  49      protected function display_content($question, $rowclasses) {
  50          global $PAGE;
  51  
  52          $discriminationindex = $this->qbank->get_aggregate_statistic($question->id, 'discriminationindex');
  53          echo $PAGE->get_renderer('qbank_statistics')->render_discrimination_index($discriminationindex);
  54      }
  55  
  56      public function get_extra_classes(): array {
  57          return ['pr-3'];
  58      }
  59  
  60  }