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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.

Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 400 and 401] [Versions 401 and 402] [Versions 401 and 403]

   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 script controls the display of the quiz reports.
  19   *
  20   * @package   mod_quiz
  21   * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  define('NO_OUTPUT_BUFFERING', true);
  26  
  27  require_once(__DIR__ . '/../../config.php');
  28  require_once($CFG->dirroot . '/mod/quiz/locallib.php');
  29  require_once($CFG->dirroot . '/mod/quiz/report/reportlib.php');
  30  require_once($CFG->dirroot . '/mod/quiz/report/default.php');
  31  
  32  $id = optional_param('id', 0, PARAM_INT);
  33  $q = optional_param('q', 0, PARAM_INT);
  34  $mode = optional_param('mode', '', PARAM_ALPHA);
  35  
  36  if ($id) {
  37      if (!$cm = get_coursemodule_from_id('quiz', $id)) {
  38          throw new \moodle_exception('invalidcoursemodule');
  39      }
  40      if (!$course = $DB->get_record('course', array('id' => $cm->course))) {
  41          throw new \moodle_exception('coursemisconf');
  42      }
  43      if (!$quiz = $DB->get_record('quiz', array('id' => $cm->instance))) {
  44          throw new \moodle_exception('invalidcoursemodule');
  45      }
  46  
  47  } else {
  48      if (!$quiz = $DB->get_record('quiz', array('id' => $q))) {
  49          throw new \moodle_exception('invalidquizid', 'quiz');
  50      }
  51      if (!$course = $DB->get_record('course', array('id' => $quiz->course))) {
  52          throw new \moodle_exception('invalidcourseid');
  53      }
  54      if (!$cm = get_coursemodule_from_instance("quiz", $quiz->id, $course->id)) {
  55          throw new \moodle_exception('invalidcoursemodule');
  56      }
  57  }
  58  
  59  $url = new moodle_url('/mod/quiz/report.php', array('id' => $cm->id));
  60  if ($mode !== '') {
  61      $url->param('mode', $mode);
  62  }
  63  $PAGE->set_url($url);
  64  
  65  require_login($course, false, $cm);
  66  $context = context_module::instance($cm->id);
  67  $PAGE->set_pagelayout('report');
  68  $PAGE->activityheader->disable();
  69  $reportlist = quiz_report_list($context);
  70  if (empty($reportlist)) {
  71      throw new \moodle_exception('erroraccessingreport', 'quiz');
  72  }
  73  
  74  // Validate the requested report name.
  75  if ($mode == '') {
  76      // Default to first accessible report and redirect.
  77      $url->param('mode', reset($reportlist));
  78      redirect($url);
  79  } else if (!in_array($mode, $reportlist)) {
  80      throw new \moodle_exception('erroraccessingreport', 'quiz');
  81  }
  82  if (!is_readable("report/$mode/report.php")) {
  83      throw new \moodle_exception('reportnotfound', 'quiz', '', $mode);
  84  }
  85  
  86  // Open the selected quiz report and display it.
  87  $file = $CFG->dirroot . '/mod/quiz/report/' . $mode . '/report.php';
  88  if (is_readable($file)) {
  89      include_once($file);
  90  }
  91  $reportclassname = 'quiz_' . $mode . '_report';
  92  if (!class_exists($reportclassname)) {
  93      throw new \moodle_exception('preprocesserror', 'quiz');
  94  }
  95  
  96  $report = new $reportclassname();
  97  $report->display($quiz, $cm, $course);
  98  
  99  // Print footer.
 100  echo $OUTPUT->footer();
 101  
 102  // Log that this report was viewed.
 103  $params = array(
 104      'context' => $context,
 105      'other' => array(
 106          'quizid' => $quiz->id,
 107          'reportname' => $mode
 108      )
 109  );
 110  $event = \mod_quiz\event\report_viewed::create($params);
 111  $event->add_record_snapshot('course', $course);
 112  $event->add_record_snapshot('quiz', $quiz);
 113  $event->trigger();