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
26 * Final task that provides all the final steps necessary in order to finish one
27 * backup (mainly gathering references and creating the main xml) apart from
30 * TODO: Finish phpdocs
32 class backup_final_task extends backup_task {
35 * Create all the steps that will be part of this task
37 public function build() {
39 // Set the backup::VAR_CONTEXTID setting to course context as far as next steps require that
40 $coursectxid = get_context_instance(CONTEXT_COURSE, $this->get_courseid())->id;
41 $this->add_setting(new backup_activity_generic_setting(backup::VAR_CONTEXTID, base_setting::IS_INTEGER, $coursectxid));
43 // Set the backup::VAR_COURSEID setting to course, we'll need that in some steps
44 $courseid = $this->get_courseid();
45 $this->add_setting(new backup_activity_generic_setting(backup::VAR_COURSEID, base_setting::IS_INTEGER, $courseid));
47 // Generate the groups file with the final annotated groups and groupings
48 // including membership based on setting
49 $this->add_step(new backup_groups_structure_step('groups', 'groups.xml'));
51 // Annotate all the user files (conditionally) (private profile and icon files)
52 // Because each user has its own context, we need a separate/specialised step here
53 // This step also ensures that the contexts for all the users exist, so next
54 // step can be safely executed (join between users and contexts)
55 // Not executed if backup is without users of anonymized
56 if ($this->get_setting_value('users') && !$this->get_setting_value('anonymize')) {
57 $this->add_step(new backup_annotate_all_user_files('user_files'));
60 // Generate the users file (conditionally) with the final annotated users
61 // including custom profile fields, preferences, tags, role assignments and
63 if ($this->get_setting_value('users')) {
64 $this->add_step(new backup_users_structure_step('users', 'users.xml'));
67 // Generate the top roles file with all the final annotated roles
68 // that have been detected along the whole process. It's just
69 // the list of role definitions (no assignments nor permissions)
70 $this->add_step(new backup_final_roles_structure_step('roleslist', 'roles.xml'));
72 // Generate the scales file with all the annotated scales
73 $this->add_step(new backup_final_scales_structure_step('scaleslist', 'scales.xml'));
75 // Generate the outcomes file with all the annotated outcomes
76 $this->add_step(new backup_final_outcomes_structure_step('outcomeslist', 'outcomes.xml'));
78 // Migrate the pending annotations to final (prev steps may have added some files)
79 // This must be executed before backup files
80 $this->add_step(new move_inforef_annotations_to_final('migrate_inforef'));
82 // Generate the gradebook file with categories and course grade items. Do it conditionally, using
83 // execute_condition() so only will be excuted if ALL module grade_items in course have been exported
84 $this->add_step(new backup_gradebook_structure_step('course_gradebook','gradebook.xml'));
86 // Generate the files.xml file with all the (final) annotated files. At the same
87 // time copy all the files from moodle storage to backup storage (uses custom
88 // backup_nested_element for that)
89 $this->add_step(new backup_final_files_structure_step('fileslist', 'files.xml'));
91 // Write the main moodle_backup.xml file, with all the information related
92 // to the backup, settings, license, versions and other useful information
93 $this->add_step(new backup_main_structure_step('mainfile', 'moodle_backup.xml'));
95 // Generate the zip file
96 $this->add_step(new backup_zip_contents('zip_contents'));
98 // Copy the generated zip file to final destination
99 $this->add_step(new backup_store_backup_file('save_backupfile'));
101 // Clean the temp dir (conditionally) and drop temp table
102 $this->add_step(new drop_and_clean_temp_stuff('drop_and_clean_temp_stuff'));
107 // Protected API starts here
110 * Define the common setting that any backup type will have
112 protected function define_settings() {
113 // This task has not settings (could have them, like destination or so in the future, let's see)