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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]

   1  <?php
   2  
   3  // This file is part of Moodle - http://moodle.org/
   4  //
   5  // Moodle is free software: you can redistribute it and/or modify
   6  // it under the terms of the GNU General Public License as published by
   7  // the Free Software Foundation, either version 3 of the License, or
   8  // (at your option) any later version.
   9  //
  10  // Moodle is distributed in the hope that it will be useful,
  11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  // GNU General Public License for more details.
  14  //
  15  // You should have received a copy of the GNU General Public License
  16  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17  
  18  /**
  19   * @package moodlecore
  20   * @subpackage backup-plan
  21   * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
  22   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  /**
  26   * Abstract class defining the needed stuf for one restore task (a collection of steps)
  27   *
  28   * TODO: Finish phpdocs
  29   */
  30  abstract class restore_task extends base_task {
  31  
  32      /**
  33       * Constructor - instantiates one object of this class
  34       */
  35      public function __construct($name, $plan = null) {
  36          if (!is_null($plan) && !($plan instanceof restore_plan)) {
  37              throw new restore_task_exception('wrong_restore_plan_specified');
  38          }
  39          parent::__construct($name, $plan);
  40      }
  41  
  42      public function get_restoreid() {
  43          return $this->plan->get_restoreid();
  44      }
  45  
  46      public function get_info() {
  47          return $this->plan->get_info();
  48      }
  49  
  50      public function get_target() {
  51          return $this->plan->get_target();
  52      }
  53  
  54      public function get_userid() {
  55          return $this->plan->get_userid();
  56      }
  57  
  58      public function get_decoder() {
  59          return $this->plan->get_decoder();
  60      }
  61  
  62      public function is_samesite() {
  63          return $this->plan->is_samesite();
  64      }
  65  
  66      public function is_missing_modules() {
  67          return $this->plan->is_missing_modules();
  68      }
  69  
  70      public function is_excluding_activities() {
  71          return $this->plan->is_excluding_activities();
  72      }
  73  
  74      public function set_preloaded_information() {
  75          $this->plan->set_preloaded_information();
  76      }
  77  
  78      public function get_preloaded_information() {
  79          return $this->plan->get_preloaded_information();
  80      }
  81  
  82      public function get_tempdir() {
  83          return $this->plan->get_tempdir();
  84      }
  85  
  86      public function get_old_courseid() {
  87          return $this->plan->get_info()->original_course_id;
  88      }
  89  
  90      public function get_old_contextid() {
  91          return $this->plan->get_info()->original_course_contextid;
  92      }
  93  
  94      public function get_old_system_contextid() {
  95          return $this->plan->get_info()->original_system_contextid;
  96      }
  97  
  98      /**
  99       * Given a commment area, return the itemname that contains the itemid mappings
 100       *
 101       * By default, both are the same (commentarea = itemname), so return it. If some
 102       * plugins use a different approach, this method can be overriden in its task.
 103       *
 104       * @param string $commentarea area defined for this comment
 105       * @return string itemname that contains the related itemid mapping
 106       */
 107      public function get_comment_mapping_itemname($commentarea) {
 108          return $commentarea;
 109      }
 110  
 111      /**
 112       * If the task has been executed, launch its after_restore()
 113       * method if available
 114       */
 115      public function execute_after_restore() {
 116          if ($this->executed) {
 117              foreach ($this->steps as $step) {
 118                  if (method_exists($step, 'launch_after_restore_methods')) {
 119                      $step->launch_after_restore_methods();
 120                  }
 121              }
 122          }
 123          if ($this->executed && method_exists($this, 'after_restore')) {
 124              $this->after_restore();
 125          }
 126      }
 127  
 128      /**
 129       * Compares the provided moodle version with the one the backup was taken from.
 130       *
 131       * @param int $version Moodle version number (YYYYMMDD or YYYYMMDDXX)
 132       * @param string $operator Operator to compare the provided version to the backup version. {@see version_compare()}
 133       * @return bool True if the comparison passes.
 134       */
 135      public function backup_version_compare(int $version, string $operator) {
 136          return $this->plan->backup_version_compare($version, $operator);
 137      }
 138  
 139      /**
 140       * Compares the provided moodle release with the one the backup was taken from.
 141       *
 142       * @param string $release Moodle release (X.Y or X.Y.Z)
 143       * @param string $operator Operator to compare the provided release to the backup release. {@see version_compare()}
 144       * @return bool True if the comparison passes.
 145       */
 146      public function backup_release_compare(string $release, string $operator) {
 147          return $this->plan->backup_release_compare($release, $operator);
 148      }
 149  }
 150  
 151  /*
 152   * Exception class used by all the @restore_task stuff
 153   */
 154  class restore_task_exception extends base_task_exception {
 155  
 156      public function __construct($errorcode, $a=NULL, $debuginfo=null) {
 157          parent::__construct($errorcode, $a, $debuginfo);
 158      }
 159  }