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// This file is part of Moodle -
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <>.
* @package moodlecore
* @subpackage backup-moodle2
* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link}
* @license GNU GPL v3 or later
* Define all the backup steps that will be used by the backup_feedback_activity_task
* Define the complete feedback structure for backup, with file and id annotations
class backup_feedback_activity_structure_step extends backup_activity_structure_step {
protected function define_structure() {
// To know if we are including userinfo
$userinfo = $this->get_setting_value('userinfo');
// Define each element separated
$feedback = new backup_nested_element('feedback', array('id'), array(
$completeds = new backup_nested_element('completeds');
$completed = new backup_nested_element('completed', array('id'), array(
$items = new backup_nested_element('items');
$item = new backup_nested_element('item', array('id'), array(
$trackings = new backup_nested_element('trackings');
$tracking = new backup_nested_element('tracking', array('id'), array(
$values = new backup_nested_element('values');
$value = new backup_nested_element('value', array('id'), array(
// Build the tree
// Define sources
$feedback->set_source_table('feedback', array('id' => backup::VAR_ACTIVITYID));
$item->set_source_table('feedback_item', array('feedback' => backup::VAR_PARENTID));
// All these source definitions only happen if we are including user info
if ($userinfo) {
FROM {feedback_completed}
WHERE feedback = ?',
$value->set_source_table('feedback_value', array('completed' => backup::VAR_PARENTID));
$tracking->set_source_table('feedback_tracking', array('feedback' => backup::VAR_PARENTID));
// Define id annotations
$completed->annotate_ids('user', 'userid');
$tracking->annotate_ids('user', 'userid');
// Define file annotations
$feedback->annotate_files('mod_feedback', 'intro', null); // This file area hasn't itemid
$feedback->annotate_files('mod_feedback', 'page_after_submit', null); // This file area hasn't itemid
$item->annotate_files('mod_feedback', 'item', 'id');
// Return the root element (feedback), wrapped into standard activity structure
return $this->prepare_activity_structure($feedback);
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