mod/quiz/comment.php

   1 <?php  // $Id$
   2 /**
   3 * This page prints a review of a particular question attempt
   4 *
   5 * @version $Id$
   6 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
   7 * @package quiz
   8 */
   9
  10     require_once('../../config.php');
  11     require_once('locallib.php');
  12
  13     $attemptid =required_param('attempt', PARAM_INT); // attempt id
  14     $questionid =required_param('question', PARAM_INT); // question id
  15
  16     if (! $attempt = get_record('quiz_attempts', 'uniqueid', $attemptid)) {
  17         error('No such attempt ID exists');
  18     }
  19     if (! $quiz = get_record('quiz', 'id', $attempt->quiz)) {
  20         error('Course module is incorrect');
  21     }
  22     if (! $course = get_record('course', 'id', $quiz->course)) {
  23         error('Course is misconfigured');
  24     }
  25
  26     // Teachers are only allowed to comment and grade on closed attempts
  27     if (!($attempt->timefinish > 0)) {
  28         error('Attempt has not closed yet');
  29     }
  30
  31     require_login($course->id);
  32
  33     $cm = get_coursemodule_from_instance('quiz', $quiz->id);
  34     $context = get_context_instance(CONTEXT_MODULE, $cm->id);
  35
  36     require_capability('mod/quiz:grade', $context);
  37
  38     // Load question
  39     if (! $question = get_record('question', 'id', $questionid)) {
  40         error('Question for this session is missing');
  41     }
  42     $question->maxgrade = get_field('quiz_question_instances', 'grade', 'quiz', $quiz->id, 'question', $question->id);
  43     // Some of the questions code is optimised to work with several questions
  44     // at once so it wants the question to be in an array.
  45     $key = $question->id;
  46     $questions[$key] = &$question;
  47     // Add additional questiontype specific information to the question objects.
  48     if (!get_question_options($questions)) {
  49         error("Unable to load questiontype specific question information");
  50     }
  51
  52     // Load state
  53     $states = get_question_states($questions, $quiz, $attempt);
  54     // The $states array is indexed by question id but because we are dealing
  55     // with only one question there is only one entry in this array
  56     $state = &$states[$question->id];
  57
  58     print_header();
  59     print_heading(format_string($question->name));
  60
  61     //add_to_log($course->id, 'quiz', 'review', "review.php?id=$cm->id&amp;attempt=$attempt->id", "$quiz->id", "$cm->id");
  62
  63     if ($data = data_submitted() and confirm_sesskey()) {
  64         // the following will update the state and attempt
  65         question_process_comment($question, $state, $attempt, $data->response['comment'], $data->response['grade']);
  66         // If the state has changed save it and update the quiz grade
  67         if ($state->changed) {
  68             save_question_session($question, $state);
  69             quiz_save_best_grade($quiz, $attempt->userid);
  70         }
  71
  72         notify(get_string('changessaved'));
  73         echo '<div class="boxaligncenter"><input type="button" onclick="window.opener.location.reload(1); self.close();return false;" value="' .
  74          get_string('closewindow') . "\" /></div>";
  75
  76         print_footer();
  77         exit;
  78     }
  79
  80     question_print_comment_box($question, $state, $attempt, $CFG->wwwroot.'/mod/quiz/comment.php');
  81
  82     print_footer();
  83
  84 ?>