[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   * Renderer for outputting parts of a question belonging to the legacy
  19   * adaptive behaviour.
  20   *
  21   * @package    qbehaviour
  22   * @subpackage adaptive
  23   * @copyright  2009 The Open University
  24   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25   */
  26  
  27  
  28  defined('MOODLE_INTERNAL') || die();
  29  
  30  
  31  /**
  32   * Renderer for outputting parts of a question belonging to the legacy
  33   * adaptive behaviour.
  34   *
  35   * @copyright  2009 The Open University
  36   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   */
  38  class qbehaviour_adaptive_renderer extends qbehaviour_renderer {
  39  
  40      public function controls(question_attempt $qa, question_display_options $options) {
  41          return $this->submit_button($qa, $options);
  42      }
  43  
  44      public function feedback(question_attempt $qa, question_display_options $options) {
  45  
  46          // If the latest answer was invalid, display an informative message.
  47          if ($qa->get_state() == question_state::$invalid) {
  48              return html_writer::nonempty_tag('div', $this->disregarded_info(),
  49                      array('class' => 'gradingdetails'));
  50          }
  51  
  52          // Otherwise get the details.
  53          return $this->render_adaptive_marks(
  54                  $qa->get_behaviour()->get_adaptive_marks(), $options);
  55      }
  56  
  57      /**
  58       * Display the scoring information about an adaptive attempt.
  59       * @param qbehaviour_adaptive_mark_details contains all the score details we need.
  60       * @param question_display_options $options display options.
  61       */
  62      public function render_adaptive_marks(qbehaviour_adaptive_mark_details $details, question_display_options $options) {
  63          if ($details->state == question_state::$todo || $options->marks < question_display_options::MARK_AND_MAX) {
  64              // No grades yet.
  65              return '';
  66          }
  67  
  68          // Display the grading details from the last graded state.
  69          $class = $details->state->get_feedback_class();
  70          return html_writer::tag('div', get_string($class, 'question'),
  71                          array('class' => 'correctness badge ' . $class))
  72                  . html_writer::tag('div', $this->grading_details($details, $options),
  73                          array('class' => 'gradingdetails'));
  74      }
  75  
  76      /**
  77       * Display the information about the penalty calculations.
  78       * @param qbehaviour_adaptive_mark_details contains all the score details we need.
  79       * @param question_display_options $options display options.
  80       * @return string html fragment
  81       */
  82      protected function grading_details(qbehaviour_adaptive_mark_details $details, question_display_options $options) {
  83  
  84          $mark = $details->get_formatted_marks($options->markdp);
  85  
  86          if ($details->currentpenalty == 0 && $details->totalpenalty == 0) {
  87              return get_string('gradingdetails', 'qbehaviour_adaptive', $mark);
  88          }
  89  
  90          $output = '';
  91  
  92          // Print details of grade adjustment due to penalties
  93          if ($details->rawmark != $details->actualmark) {
  94              if (!$details->improvable) {
  95                  return get_string('gradingdetailswithadjustment', 'qbehaviour_adaptive', $mark);
  96              } else if ($details->totalpenalty > $details->currentpenalty) {
  97                  return get_string('gradingdetailswithadjustmenttotalpenalty', 'qbehaviour_adaptive', $mark);
  98              } else {
  99                  return get_string('gradingdetailswithadjustmentpenalty', 'qbehaviour_adaptive', $mark);
 100              }
 101  
 102          } else {
 103              if (!$details->improvable) {
 104                  return get_string('gradingdetails', 'qbehaviour_adaptive', $mark);
 105              } else if ($details->totalpenalty > $details->currentpenalty) {
 106                  return get_string('gradingdetailswithtotalpenalty', 'qbehaviour_adaptive', $mark);
 107              } else {
 108                  return get_string('gradingdetailswithpenalty', 'qbehaviour_adaptive', $mark);
 109              }
 110          }
 111  
 112          return $output;
 113      }
 114  
 115      /**
 116       * Display information about a disregarded (incomplete) response.
 117       */
 118      protected function disregarded_info() {
 119          return get_string('disregardedwithoutpenalty', 'qbehaviour_adaptive');
 120      }
 121  }