Moodle 4.1 XRef and Diffs

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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.

Moodle 4.1 Database Schema (by Marcus Green)

/question/engine/upgrade/ -> logger.php (source)

   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   * Code that deals with logging stuff during the question engine upgrade.
  19   *
  20   * @package    moodlecore
  21   * @subpackage questionengine
  22   * @copyright  2010 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  
  30  /**
  31   * This class serves to record all the assumptions that the code had to make
  32   * during the question engine database database upgrade, to facilitate reviewing
  33   * them.
  34   *
  35   * @copyright  2010 The Open University
  36   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   */
  38  class question_engine_assumption_logger {
  39      protected $handle;
  40      protected $attemptid;
  41  
  42      public function __construct() {
  43          global $CFG;
  44          make_upload_directory('upgradelogs');
  45          $date = date('Ymd-His');
  46          $this->handle = fopen($CFG->dataroot . '/upgradelogs/qe_' .
  47                  $date . '.html', 'a');
  48          fwrite($this->handle, '<html><head><title>Question engine upgrade assumptions ' .
  49                  $date . '</title></head><body><h2>Question engine upgrade assumptions ' .
  50                  $date . "</h2>\n\n");
  51      }
  52  
  53      public function set_current_attempt_id($id) {
  54          $this->attemptid = $id;
  55      }
  56  
  57      public function log_assumption($description, $quizattemptid = null) {
  58          global $CFG;
  59          $message = '<p>' . $description;
  60          if (!$quizattemptid) {
  61              $quizattemptid = $this->attemptid;
  62          }
  63          if ($quizattemptid) {
  64              $message .= ' (<a href="' . $CFG->wwwroot . '/mod/quiz/review.php?attempt=' .
  65                      $quizattemptid . '">Review this attempt</a>)';
  66          }
  67          $message .= "</p>\n";
  68          fwrite($this->handle, $message);
  69      }
  70  
  71      public function __destruct() {
  72          fwrite($this->handle, '</body></html>');
  73          fclose($this->handle);
  74      }
  75  }
  76  
  77  
  78  /**
  79   * Subclass of question_engine_assumption_logger that does nothing, for testing.
  80   *
  81   * @copyright  2009 The Open University
  82   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  83   */
  84  class dummy_question_engine_assumption_logger extends question_engine_assumption_logger {
  85      protected $attemptid;
  86  
  87      public function __construct() {
  88      }
  89  
  90      public function log_assumption($description, $quizattemptid = null) {
  91      }
  92  
  93      public function __destruct() {
  94      }
  95  }