Proyectos de Subversion Moodle

<?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    mod_data

 * @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

 */

/**

 * Define all the backup steps that will be used by the backup_data_activity_task

 */

/**

 * Define the complete data structure for backup, with file and id annotations

 */

class backup_data_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

        $data = new backup_nested_element('data', array('id'), array(

            'name', 'intro', 'introformat', 'comments',

            'timeavailablefrom', 'timeavailableto', 'timeviewfrom', 'timeviewto',

            'requiredentries', 'requiredentriestoview', 'maxentries', 'rssarticles',

            'singletemplate', 'listtemplate', 'listtemplateheader', 'listtemplatefooter',

            'addtemplate', 'rsstemplate', 'rsstitletemplate', 'csstemplate',

            'jstemplate', 'asearchtemplate', 'approval', 'manageapproved', 'scale',

            'assessed', 'assesstimestart', 'assesstimefinish', 'defaultsort',

            'defaultsortdir', 'editany', 'notification', 'timemodified', 'config', 'completionentries'));

        $tags = new backup_nested_element('recordstags');

        $tag = new backup_nested_element('tag', array('id'), array('itemid', 'rawname'));

        $fields = new backup_nested_element('fields');

        $field = new backup_nested_element('field', array('id'), array(

            'type', 'name', 'description', 'required', 'param1', 'param2',

            'param3', 'param4', 'param5', 'param6',

            'param7', 'param8', 'param9', 'param10'));

        $records = new backup_nested_element('records');

        $record = new backup_nested_element('record', array('id'), array(

            'userid', 'groupid', 'timecreated', 'timemodified',

            'approved'));

        $contents = new backup_nested_element('contents');

        $content = new backup_nested_element('content', array('id'), array(

            'fieldid', 'content', 'content1', 'content2',

            'content3', 'content4'));

        $ratings = new backup_nested_element('ratings');

        $rating = new backup_nested_element('rating', array('id'), array(

            'component', 'ratingarea', 'scaleid', 'value', 'userid', 'timecreated', 'timemodified'));

        // Build the tree

        $data->add_child($fields);

        $fields->add_child($field);

        $data->add_child($records);

        $records->add_child($record);

        $record->add_child($contents);

        $contents->add_child($content);

        $record->add_child($ratings);

        $ratings->add_child($rating);

        $data->add_child($tags);

        $tags->add_child($tag);

        // Define sources

        $data->set_source_table('data', array('id' => backup::VAR_ACTIVITYID));

        $field->set_source_sql('

            SELECT *

              FROM {data_fields}

             WHERE dataid = ?',

            array(backup::VAR_PARENTID));

        // All the rest of elements only happen if we are including user info

        if ($userinfo) {

            $record->set_source_table('data_records', array('dataid' => backup::VAR_PARENTID));

            $content->set_source_table('data_content', array('recordid' => backup::VAR_PARENTID));

            $rating->set_source_table('rating', array('contextid'  => backup::VAR_CONTEXTID,

                                                      'itemid'     => backup::VAR_PARENTID,

                                                      'component'  => backup_helper::is_sqlparam('mod_data'),

                                                      'ratingarea' => backup_helper::is_sqlparam('entry')));

            $rating->set_source_alias('rating', 'value');

            if (core_tag_tag::is_enabled('mod_data', 'data_records')) {

                $tag->set_source_sql('SELECT t.id, ti.itemid, t.rawname

                                        FROM {tag} t

                                        JOIN {tag_instance} ti

                                          ON ti.tagid = t.id

                                       WHERE ti.itemtype = ?

                                         AND ti.component = ?

                                         AND ti.contextid = ?', array(

                    backup_helper::is_sqlparam('data_records'),

                    backup_helper::is_sqlparam('mod_data'),

                    backup::VAR_CONTEXTID));

            }

        }

        // Define id annotations

        $data->annotate_ids('scale', 'scale');

        $record->annotate_ids('user', 'userid');

        $record->annotate_ids('group', 'groupid');

        $rating->annotate_ids('scale', 'scaleid');

        $rating->annotate_ids('user', 'userid');

        // Define file annotations

        $data->annotate_files('mod_data', 'intro', null); // This file area hasn't itemid

        $content->annotate_files('mod_data', 'content', 'id'); // By content->id

        // Return the root element (data), wrapped into standard activity structure

        return $this->prepare_activity_structure($data);

    }

}