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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/>.
/**
* Provides support for the conversion of moodle1 backup to the moodle2 format
*
* @package mod
* @subpackage lesson
* @copyright 2011 Rossiani Wijaya <rwijaya@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Lesson conversion handler
*/
class moodle1_mod_lesson_handler extends moodle1_mod_handler {
/**
* Declare the paths in moodle.xml we are able to convert
*
* The method returns list of {@link convert_path} instances.
* For each path returned, the corresponding conversion method must be
* defined.
*
* Note that the path /MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON does not
* actually exist in the file. The last element with the module name was
* appended by the moodle1_converter class.
*
* @return array of {@link convert_path} instances
*/
public function get_paths() {
return array(
new convert_path(
'lesson', '/MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON',
array(
'renamefields' => array(
'usegrademax' => 'usemaxgrade',
),
)
),
new convert_path(
'lesson_page', '/MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON/PAGES/PAGE',
array(
'newfields' => array(
'contentsformat' => FORMAT_MOODLE,
'responseformat' => 0,
),
)
),
new convert_path(
'lesson_answer', '/MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON/PAGES/PAGE/ANSWERS/ANSWER',
array(
'newfields' => array(
'answerformat' => 0,
),
'renamefields' => array(
'answertext' => 'answer_text',
),
)
)
);
}
/**
* This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON
* data available
*/
public function process_lesson($data) {
// get the course module id and context id
$instanceid = $data['id'];
$cminfo = $this->get_cminfo($instanceid);
$moduleid = $cminfo['id'];
$contextid = $this->converter->get_contextid(CONTEXT_MODULE, $moduleid);
// we now have all information needed to start writing into the file
$this->open_xml_writer("activities/lesson_{$moduleid}/lesson.xml");
$this->xmlwriter->begin_tag('activity', array('id' => $instanceid, 'moduleid' => $moduleid,
'modulename' => 'lesson', 'contextid' => $contextid));
$this->xmlwriter->begin_tag('lesson', array('id' => $instanceid));
unset($data['id']); // we already write it as attribute, do not repeat it as child element
foreach ($data as $field => $value) {
$this->xmlwriter->full_tag($field, $value);
}
$this->xmlwriter->begin_tag('pages');
}
/**
* This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON/PAGES/PAGE
* data available
*/
public function process_lesson_page($data) {
$this->xmlwriter->begin_tag('page', array('id' => $data['pageid']));
foreach ($data as $field => $value) {
$this->xmlwriter->full_tag($field, $value);
}
$this->xmlwriter->begin_tag('answers');
}
/**
* This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/LESSON/PAGES/PAGE/ANSWERS/ANSWER
* data available
*/
public function process_lesson_answer($data) {
$this->write_xml('answer', $data, array('/answer/id'));
}
/**
* This is executed when we reach the closing </pages>tag of our 'page' path
*/
public function on_lesson_page_end(){
$this->xmlwriter->end_tag('answers');
$this->xmlwriter->end_tag('page');
}
/**
* This is executed when we reach the closing </MOD> tag of our 'lesson' path
*/
public function on_lesson_end() {
$this->xmlwriter->end_tag('pages');
$this->xmlwriter->end_tag('lesson');
$this->xmlwriter->end_tag('activity');
$this->close_xml_writer();
}
}
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