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backup_qtype_numerical_plugin.class.php
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backup_qtype_numerical_plugin.class.php
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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/>.
/**
* @package moodlecore
* @subpackage backup-moodle2
* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Provides the information to backup numerical questions
*
* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class backup_qtype_numerical_plugin extends backup_qtype_plugin {
/**
* Returns the qtype information to attach to question element
*/
protected function define_question_plugin_structure() {
// Define the virtual plugin element with the condition to fulfill
$plugin = $this->get_plugin_element(null, '../../qtype', 'numerical');
// Create one standard named plugin element (the visible container)
$pluginwrapper = new backup_nested_element($this->get_recommended_name());
// connect the visible container ASAP
$plugin->add_child($pluginwrapper);
// This qtype uses standard question_answers, add them here
// to the tree before any other information that will use them
$this->add_question_question_answers($pluginwrapper);
// This qtype uses standard numerical units, add them here
$this->add_question_numerical_units($pluginwrapper);
// This qtype uses standard numerical options, add them here
$this->add_question_numerical_options($pluginwrapper);
// Now create the qtype own structures
$numericalrecords = new backup_nested_element('numerical_records');
$numericalrecord = new backup_nested_element('numerical_record', array('id'), array(
'answer', 'tolerance'));
// Now the own qtype tree
$pluginwrapper->add_child($numericalrecords);
$numericalrecords->add_child($numericalrecord);
// set source to populate the data
$numericalrecord->set_source_table('question_numerical',
array('question' => backup::VAR_PARENTID));
// don't need to annotate ids nor files
return $plugin;
}
/**
* Returns one array with filearea => mappingname elements for the qtype
*
* Used by {@link get_components_and_fileareas} to know about all the qtype
* files to be processed both in backup and restore.
*/
public static function get_qtype_fileareas() {
return array('instruction' => 'question_created');
}
}