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/>.

/**

 * Provides support for the conversion of moodle1 backup to the moodle2 format

 *

 * @package    mod_questionnaire

 * @copyright  2011 Robin de Vries <robin@celp.nl>

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

/**

 * Choice conversion handler

 */

class moodle1_mod_questionnaire_handler extends moodle1_mod_handler {

    /**

     * Declare the paths in moodle.xml we are able to convert

     *

     * The method returns list of convert_path instances. For each path returned,

     * at least one of on_xxx_start(), process_xxx() and on_xxx_end() methods must be

     * defined. The method process_xxx() is not executed if the associated path element is

     * empty (i.e. it contains none elements or sub-paths only).

     *

     * Note that the path /MOODLE_BACKUP/COURSE/MODULES/MOD/CHOICE does not

     * actually exist in the file. The last element with the module name was

     * appended by the moodle1_converter class.

     *

     * @return array of convert_path instances

     */

    public function get_paths() {

        return array(

            new convert_path(

                'questionnaire', '/MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE',

                array(

                    'renamefields' => array(

                        'summary' => 'intro',

                    ),

                    'newfields' => array(

                        'introformat' => 0,

                    ),

                )

            ),

            new convert_path('survey', '/MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY'),

            new convert_path('question', '/MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY/QUESTION'),

            new convert_path('question_choice', '/MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY/QUESTION/QUESTION_CHOICE'),

        );

    }

    /**

     * This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE

     * data available.

     * @param array $data

     */

    public function process_questionnaire($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.

        $this->open_xml_writer("activities/questionnaire_{$moduleid}/questionnaire.xml");

        $this->xmlwriter->begin_tag('activity', array('id' => $instanceid, 'moduleid' => $moduleid,

            'modulename' => 'questionnaire', 'contextid' => $contextid));

        $this->xmlwriter->begin_tag('questionnaire', 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('surveys');

    }

    /**

     * This is executed when we reach the closing </MOD> tag of our 'questionnaire' path

     */

    public function on_questionnaire_end() {

        // Close questionnaire.xml.

        $this->xmlwriter->end_tag('surveys');

        $this->xmlwriter->end_tag('questionnaire');

        $this->xmlwriter->end_tag('activity');

        $this->close_xml_writer();

    }

    /**

     * This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY

     * data available

     * @param array $data

     */

    public function process_survey($data) {

        $this->xmlwriter->begin_tag('survey', array('id' => $data['id']));

        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('questions');

    }

    /**

     * This is executed when we reach the closing </SURVEY> tag

     */

    public function on_survey_end() {

        $this->xmlwriter->end_tag('questions');

        $this->xmlwriter->end_tag('survey');

    }

    /**

     * This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY/QUESTION

     * data available

     * @param array $data

     */

    public function process_question($data) {

        $this->xmlwriter->begin_tag('question', array('id' => $data['id']));

        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('quest_choices');

    }

    /**

     * This is executed when we reach the closing </QUESTION> tag

     */

    public function on_question_end() {

        $this->xmlwriter->end_tag('quest_choices');

        $this->xmlwriter->end_tag('question');

    }

    /**

     * This is executed every time we have one /MOODLE_BACKUP/COURSE/MODULES/MOD/QUESTIONNAIRE/SURVEY/QUESTION/QUESTION_CHOICE

     * data available

     * @param array $data

     */

    public function process_question_choice($data) {

        $this->write_xml('quest_choice', $data, array('/question_choice/id'));

    }

}