/usr/share/php/Horde/Text/Filter/Simplemarkup.php is in php-horde-text-filter 2.2.1-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Highlights simple markup as used in emails or usenet postings.
*
* Copyright 2004-2014 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @author Jan Schneider <jan@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Text_Filter
*/
class Horde_Text_Filter_Simplemarkup extends Horde_Text_Filter_Base
{
/**
* Returns a hash with replace patterns.
*
* @return array Patterns hash.
*/
public function getPatterns()
{
return array('regexp' => array(
// Bold.
'/(^|\s| |<br \/>)(\*[^*\s]+\*)(\s| |<br|\.)/i' => '\1<strong>\2</strong>\3',
// Underline.
'/(^|\s| |<br \/>)(_[^_\s]+_)(\s| |<br|\.)/i' => '\1<u>\2</u>\3',
// Italic.
';(^|\s| \;|<br />)(/[^/\s]+/)(\s| \;|<br|\.);i' => '\1<em>\2</em>\3')
);
}
}
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