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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   * Defines the renderer the information item behaviour.
  19   *
  20   * @package   qbehaviour_informationitem
  21   * @copyright 2009 The Open University
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  
  28  /**
  29   * Renderer for outputting parts of a question belonging to the information
  30   * item behaviour.
  31   *
  32   * @copyright 2009 The Open University
  33   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  34   */
  35  class qbehaviour_informationitem_renderer extends qbehaviour_renderer {
  36      public function controls(question_attempt $qa, question_display_options $options) {
  37          if ($options->readonly || $qa->get_state() != question_state::$todo) {
  38              return '';
  39          }
  40  
  41          // Hidden input to move the question into the complete state.
  42          return html_writer::empty_tag('input', array(
  43              'type' => 'hidden',
  44              'name' => $qa->get_behaviour_field_name('seen'),
  45              'value' => 1,
  46          ));
  47      }
  48  }