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flavours_xml_transformer.class.php
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flavours_xml_transformer.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/>.
/**
* The flavours XML transformer
*
* @package local
* @subpackage flavours
* @copyright 2011 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once($CFG->dirroot. '/backup/util/xml/contenttransformer/xml_contenttransformer.class.php');
/**
* Implementation of xml_contenttransformer to add CDATA tags
*
* @package local
* @subpackage flavours
* @copyright 2011 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class flavours_xml_transformer extends xml_contenttransformer {
/**
* Modify the content before it is writter to a file
*
* @param string|mixed $content
*/
public function process($content) {
if (is_numeric($content) ||
is_null($content) ||
is_bool($content) ||
$content == '') {
return $content;
}
return '<![CDATA[' . $content . ']]>';
}
}