[Summary view]

   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   * Calculated question renderer class.
  19   *
  20   * @package    qtype
  21   * @subpackage calculated
  22   * @copyright  2011 The Open University
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  require_once($CFG->dirroot . '/question/type/numerical/renderer.php');
  30  
  31  
  32  /**
  33   * Generates the output for calculated questions.
  34   *
  35   * @copyright  1999 onwards Martin Dougiamas {@link http://moodle.com}
  36   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   */
  38  class qtype_calculated_renderer extends qtype_numerical_renderer {
  39      public function correct_response(question_attempt $qa) {
  40          $question = $qa->get_question();
  41          $answer = $question->get_correct_response();
  42          if (!$answer) {
  43              return '';
  44          }
  45  
  46          $response = $answer['answer'];
  47          if ($question->unitdisplay != qtype_numerical::UNITNONE && $question->unitdisplay != qtype_numerical::UNITINPUT) {
  48              $response = $question->ap->add_unit($response);
  49          }
  50  
  51          return get_string('correctansweris', 'qtype_shortanswer', $response);
  52      }
  53  
  54  }