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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   * This page prints a review of a particular question attempt.
  19   * This page is expected to only be used in a popup window.
  20   *
  21   * @package   mod_quiz
  22   * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
  23   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  
  27  require_once(__DIR__ . '/../../config.php');
  28  require_once ('locallib.php');
  29  
  30  $attemptid = required_param('attempt', PARAM_INT);
  31  $slot = required_param('slot', PARAM_INT);
  32  $seq = optional_param('step', null, PARAM_INT);
  33  
  34  $baseurl = new moodle_url('/mod/quiz/reviewquestion.php',
  35          array('attempt' => $attemptid, 'slot' => $slot));
  36  $currenturl = new moodle_url($baseurl);
  37  if (!is_null($seq)) {
  38      $currenturl->param('step', $seq);
  39  }
  40  $PAGE->set_url($currenturl);
  41  
  42  $attemptobj = quiz_attempt::create($attemptid);
  43  
  44  // Check login.
  45  require_login($attemptobj->get_course(), false, $attemptobj->get_cm());
  46  $attemptobj->check_review_capability();
  47  $student = $DB->get_record('user', array('id' => $attemptobj->get_userid()));
  48  
  49  $accessmanager = $attemptobj->get_access_manager(time());
  50  $options = $attemptobj->get_display_options(true);
  51  
  52  $PAGE->set_pagelayout('popup');
  53  $PAGE->set_title(get_string('reviewofquestion', 'quiz', array(
  54          'question' => format_string($attemptobj->get_question_name($slot)),
  55          'quiz' => format_string($attemptobj->get_quiz_name()), 'user' => fullname($student))));
  56  $PAGE->set_heading($attemptobj->get_course()->fullname);
  57  $output = $PAGE->get_renderer('mod_quiz');
  58  
  59  // Check permissions - warning there is similar code in review.php and
  60  // quiz_attempt::check_file_access. If you change on, change them all.
  61  if ($attemptobj->is_own_attempt()) {
  62      if (!$attemptobj->is_finished()) {
  63          echo $output->review_question_not_allowed($attemptobj, get_string('cannotreviewopen', 'quiz'));
  64          die();
  65      } else if (!$options->attempt) {
  66          echo $output->review_question_not_allowed($attemptobj,
  67                  $attemptobj->cannot_review_message());
  68          die();
  69      }
  70  
  71  } else if (!$attemptobj->is_review_allowed()) {
  72      throw new moodle_quiz_exception($attemptobj->get_quizobj(), 'noreviewattempt');
  73  }
  74  
  75  // Prepare summary informat about this question attempt.
  76  $summarydata = array();
  77  
  78  // Student name.
  79  $userpicture = new user_picture($student);
  80  $userpicture->courseid = $attemptobj->get_courseid();
  81  $summarydata['user'] = array(
  82      'title'   => $userpicture,
  83      'content' => new action_link(new moodle_url('/user/view.php', array(
  84              'id' => $student->id, 'course' => $attemptobj->get_courseid())),
  85              fullname($student, true)),
  86  );
  87  
  88  // Quiz name.
  89  $summarydata['quizname'] = array(
  90      'title'   => get_string('modulename', 'quiz'),
  91      'content' => format_string($attemptobj->get_quiz_name()),
  92  );
  93  
  94  // Question name.
  95  $summarydata['questionname'] = array(
  96      'title'   => get_string('question', 'quiz'),
  97      'content' => $attemptobj->get_question_name($slot),
  98  );
  99  
 100  // Other attempts at the quiz.
 101  if ($attemptobj->has_capability('mod/quiz:viewreports')) {
 102      $attemptlist = $attemptobj->links_to_other_attempts($baseurl);
 103      if ($attemptlist) {
 104          $summarydata['attemptlist'] = array(
 105              'title'   => get_string('attempts', 'quiz'),
 106              'content' => $attemptlist,
 107          );
 108      }
 109  }
 110  
 111  // Timestamp of this action.
 112  $timestamp = $attemptobj->get_question_action_time($slot);
 113  if ($timestamp) {
 114      $summarydata['timestamp'] = array(
 115          'title'   => get_string('completedon', 'quiz'),
 116          'content' => userdate($timestamp),
 117      );
 118  }
 119  
 120  echo $output->review_question_page($attemptobj, $slot, $seq,
 121          $attemptobj->get_display_options(true), $summarydata);