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// This file is part of BasicLTI4Moodle
// BasicLTI4Moodle is an IMS BasicLTI (Basic Learning Tools for Interoperability)
// consumer for Moodle 1.9 and Moodle 2.0. BasicLTI is a IMS Standard that allows web
// based learning tools to be easily integrated in LMS as native ones. The IMS BasicLTI
// specification is part of the IMS standard Common Cartridge 1.1 Sakai and other main LMS
// are already supporting or going to support BasicLTI. This project Implements the consumer
// for Moodle. Moodle is a Free Open source Learning Management System by Martin Dougiamas.
// BasicLTI4Moodle is a project iniciated and leaded by Ludo(Marc Alier) and Jordi Piguillem
// at the GESSI research group at UPC.
// SimpleLTI consumer for Moodle is an implementation of the early specification of LTI
// by Charles Severance (Dr Chuck) htp:// , developed by Jordi Piguillem in a
// Google Summer of Code 2008 project co-mentored by Charles Severance and Marc Alier.
// BasicLTI4Moodle is copyright 2009 by Marc Alier Forment, Jordi Piguillem and Nikolas Galanis
// of the Universitat Politecnica de Catalunya
// Contact info: Marc Alier Forment granludo @ or marc.alier @
// 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 <>.
* This file contains all the backup steps that will be used
* by the backup_lti_activity_task
* @package lti
* @copyright 2009 Marc Alier, Jordi Piguillem, Nikolas Galanis
* @copyright 2009 Universitat Politecnica de Catalunya
* @author Marc Alier
* @author Jordi Piguillem
* @author Nikolas Galanis
* @license GNU GPL v3 or later
* Define all the backup steps that will be used by the backup_lti_activity_task
* Define the complete assignment structure for backup, with file and id annotations
class backup_lti_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
$basiclti = new backup_nested_element('lti', array('id'), array(
// Build the tree
// (none)
// Define sources
$basiclti->set_source_table('lti', array('id' => backup::VAR_ACTIVITYID));
// Define id annotations
// (none)
// Define file annotations
$basiclti->annotate_files('mod_lti', 'intro', null); // This file areas haven't itemid
// Return the root element (basiclti), wrapped into standard activity structure
return $this->prepare_activity_structure($basiclti);
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