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<?php
// This file is part of Moodle - http://moodle.org/
//
// 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
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// 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 <http://www.gnu.org/licenses/>.
//
// 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://dr-chuck.com , 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 http://www.upc.edu
// Contact info: Marc Alier Forment granludo @ gmail.com or marc.alier @ upc.edu.

/**
 * This file contains the lti module restore class
 *
 * @package mod_lti
 * @copyright  2009 Marc Alier, Jordi Piguillem, Nikolas Galanis
 *  marc.alier@upc.edu
 * @copyright  2009 Universitat Politecnica de Catalunya http://www.upc.edu
 * @author     Marc Alier
 * @author     Jordi Piguillem
 * @author     Nikolas Galanis
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/mod/lti/backup/moodle2/restore_lti_stepslib.php');

/**
 * basiclti restore task that provides all the settings and steps to perform one
 * complete restore of the activity
 */
class restore_lti_activity_task extends restore_activity_task {

/**
     * Define (add) particular settings this activity can have
     */
    protected function define_my_settings() {
        // No particular settings for this activity.
    }

/**
     * Define (add) particular steps this activity can have
     */
    protected function define_my_steps() {
        // Label only has one structure step.
        $this->add_step(new restore_lti_activity_structure_step('lti_structure', 'lti.xml'));
    }

/**
     * Define the contents in the activity that must be
     * processed by the link decoder
     */
    static public function define_decode_contents() {
        $contents = array();

$contents[] = new restore_decode_content('lti', array('intro'), 'lti');

return $contents;
    }

/**
     * Define the decoding rules for links belonging
     * to the activity to be executed by the link decoder
     */
    static public function define_decode_rules() {
        $rules = array();

$rules[] = new restore_decode_rule('LTIVIEWBYID', '/mod/lti/view.php?id=$1', 'course_module');
        $rules[] = new restore_decode_rule('LTIINDEX', '/mod/lti/index.php?id=$1', 'course');

return $rules;

}

/**
     * Define the restore log rules that will be applied
     * by the {@link restore_logs_processor} when restoring
     * basiclti logs. It must return one array
     * of {@link restore_log_rule} objects
     */
    static public function define_restore_log_rules() {
        $rules = array();

$rules[] = new restore_log_rule('lti', 'add', 'view.php?id={course_module}', '{lti}');
        $rules[] = new restore_log_rule('lti', 'update', 'view.php?id={course_module}', '{lti}');
        $rules[] = new restore_log_rule('lti', 'view', 'view.php?id={course_module}', '{lti}');

return $rules;
    }

/**
     * Define the restore log rules that will be applied
     * by the {@link restore_logs_processor} when restoring
     * course logs. It must return one array
     * of {@link restore_log_rule} objects
     *
     * Note this rules are applied when restoring course logs
     * by the restore final task, but are defined here at
     * activity level. All them are rules not linked to any module instance (cmid = 0)
     */
    static public function define_restore_log_rules_for_course() {
        $rules = array();

$rules[] = new restore_log_rule('lti', 'view all', 'index.php?id={course}', null);

return $rules;
    }

/**
     * Getter for ltisource plugins.
     *
     * @return int
     */
    public function get_old_moduleid() {
        return $this->oldmoduleid;
    }
}