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<?php
/**
* Part of grauphel
*
* PHP version 5
*
* @category Tools
* @package Grauphel
* @author Christian Weiske <cweiske@cweiske.de>
* @copyright 2014 Christian Weiske
* @license http://www.gnu.org/licenses/agpl.html GNU AGPL v3
* @link http://cweiske.de/grauphel.htm
*/
namespace OCA\Grauphel\Converter;
/**
* Base class to convert tomboy XML to some other format.
*
* @category Tools
* @package Grauphel
* @author Christian Weiske <cweiske@cweiske.de>
* @copyright 2014 Christian Weiske
* @license http://www.gnu.org/licenses/agpl.html GNU AGPL v3
* @version Release: @package_version@
* @link http://cweiske.de/grauphel.htm
*/
class Base
{
/**
* Re-arranges the XML of formatted links to that clean link tags can
* be generated.
*
* Tomboy 1.15.2 allows link formatting, and the resulting XML is a
* mess of multiple(!) link tags that are within or around other formatting
* tags.
*
* This method tries to re-arrange the links so that only a single link tag
* appears with all the formatting inside.
*
* @param string $xmlContent Tomboy note content
*
* @return string XML content, with re-arranged link tags.
*/
protected function fixNastyLinks($xmlContent)
{
preg_match_all(
'#(?:<.*>)?<link:internal>.+</link:internal><link:internal>.+</link:internal>#U',
$xmlContent,
$matches
);
foreach ($matches[0] as $nastyLink) {
$cleaner = str_replace('</link:internal><link:internal>', '', $nastyLink);
$cleaner = preg_replace('#<([a-z]+)><(link:internal)>#U', '<\2><\1>', $cleaner);
$cleaner = preg_replace('#</(link:internal)></([a-z]+)>#U', '</\2></\1>', $cleaner);
$cleaner = str_replace('</link:internal><link:internal>', '', $cleaner);
$xmlContent = str_replace($nastyLink, $cleaner, $xmlContent);
}
return $xmlContent;
}
}
?>
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