3 // This file is part of Moodle - http://moodle.org/
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.
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.
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/>.
20 * @subpackage backup-moodle2
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
25 defined('MOODLE_INTERNAL') || die();
27 require_once($CFG->dirroot . '/backup/moodle2/backup_root_task.class.php');
28 require_once($CFG->dirroot . '/backup/moodle2/backup_activity_task.class.php');
29 require_once($CFG->dirroot . '/backup/moodle2/backup_section_task.class.php');
30 require_once($CFG->dirroot . '/backup/moodle2/backup_course_task.class.php');
31 require_once($CFG->dirroot . '/backup/moodle2/backup_final_task.class.php');
32 require_once($CFG->dirroot . '/backup/moodle2/backup_block_task.class.php');
33 require_once($CFG->dirroot . '/backup/moodle2/backup_default_block_task.class.php');
34 require_once($CFG->dirroot . '/backup/moodle2/backup_xml_transformer.class.php');
35 require_once($CFG->dirroot . '/backup/moodle2/backup_plugin.class.php');
36 require_once($CFG->dirroot . '/backup/moodle2/backup_qtype_plugin.class.php');
37 require_once($CFG->dirroot . '/backup/moodle2/backup_format_plugin.class.php');
38 require_once($CFG->dirroot . '/backup/moodle2/backup_theme_plugin.class.php');
39 require_once($CFG->dirroot . '/backup/moodle2/backup_coursereport_plugin.class.php');
40 require_once($CFG->dirroot . '/backup/moodle2/backup_plagiarism_plugin.class.php');
41 require_once($CFG->dirroot . '/backup/moodle2/backup_subplugin.class.php');
42 require_once($CFG->dirroot . '/backup/moodle2/backup_settingslib.php');
43 require_once($CFG->dirroot . '/backup/moodle2/backup_stepslib.php');
44 require_once($CFG->dirroot . '/backup/moodle2/backup_custom_fields.php');
46 // Load all the activity tasks for moodle2 format
47 $mods = get_plugin_list('mod');
48 foreach ($mods as $mod => $moddir) {
49 $taskpath = $moddir . '/backup/moodle2/backup_' . $mod . '_activity_task.class.php';
50 if (plugin_supports('mod', $mod, FEATURE_BACKUP_MOODLE2)) {
51 if (file_exists($taskpath)) {
52 require_once($taskpath);
57 // Load all the block tasks for moodle2 format
58 $blocks = get_plugin_list('block');
59 foreach ($blocks as $block => $blockdir) {
60 $taskpath = $blockdir . '/backup/moodle2/backup_' . $block . '_block_task.class.php';
61 if (file_exists($taskpath)) {
62 require_once($taskpath);
67 * Abstract class defining the static method in charge of building the whole
68 * backup plan, based in @backup_controller preferences.
70 * TODO: Finish phpdocs
72 abstract class backup_plan_builder {
75 * Dispatches, based on type to specialised builders
77 static public function build_plan($controller) {
79 $plan = $controller->get_plan();
81 // Add the root task, responsible for storing global settings
82 // and some init tasks
83 $plan->add_task(new backup_root_task('root_task'));
85 switch ($controller->get_type()) {
86 case backup::TYPE_1ACTIVITY:
87 self::build_activity_plan($controller, $controller->get_id());
89 case backup::TYPE_1SECTION:
90 self::build_section_plan($controller, $controller->get_id());
92 case backup::TYPE_1COURSE:
93 self::build_course_plan($controller, $controller->get_id());
97 // Add the final task, responsible for outputting
98 // all the global xml files (groups, users,
99 // gradebook, questions, roles, files...) and
100 // the main moodle_backup.xml file
101 // and perform other various final actions.
102 $plan->add_task(new backup_final_task('final_task'));
107 * Return one array of supported backup types
109 static public function supported_backup_types() {
110 return array(backup::TYPE_1COURSE, backup::TYPE_1SECTION, backup::TYPE_1ACTIVITY);
113 // Protected API starts here
116 * Build one 1-activity backup
118 static protected function build_activity_plan($controller, $id) {
120 $plan = $controller->get_plan();
122 // Add the activity task, responsible for outputting
123 // all the module related information
124 $plan->add_task(backup_factory::get_backup_activity_task($controller->get_format(), $id));
126 // For the given activity, add as many block tasks as necessary
127 $blockids = backup_plan_dbops::get_blockids_from_moduleid($id);
128 foreach ($blockids as $blockid) {
129 $plan->add_task(backup_factory::get_backup_block_task($controller->get_format(), $blockid, $id));
134 * Build one 1-section backup
136 static protected function build_section_plan($controller, $id) {
138 $plan = $controller->get_plan();
140 // Add the section task, responsible for outputting
141 // all the section related information
142 $plan->add_task(backup_factory::get_backup_section_task($controller->get_format(), $id));
144 // For the given section, add as many activity tasks as necessary
145 $coursemodules = backup_plan_dbops::get_modules_from_sectionid($id);
146 foreach ($coursemodules as $coursemodule) {
147 if (plugin_supports('mod', $coursemodule->modname, FEATURE_BACKUP_MOODLE2)) { // Check we support the format
148 self::build_activity_plan($controller, $coursemodule->id);
150 // TODO: Debug information about module not supported
156 * Build one 1-course backup
158 static protected function build_course_plan($controller, $id) {
160 $plan = $controller->get_plan();
162 // Add the course task, responsible for outputting
163 // all the course related information
164 $plan->add_task(backup_factory::get_backup_course_task($controller->get_format(), $id));
166 // For the given course, add as many section tasks as necessary
167 $sections = backup_plan_dbops::get_sections_from_courseid($id);
168 foreach ($sections as $section) {
169 self::build_section_plan($controller, $section);
172 // For the given course, add as many block tasks as necessary
173 $blockids = backup_plan_dbops::get_blockids_from_courseid($id);
174 foreach ($blockids as $blockid) {
175 $plan->add_task(backup_factory::get_backup_block_task($controller->get_format(), $blockid));