XenForo Parser Mod

        //$tagContentEndPosition = strpos($this->_text, ']', $tagStartPosition);
        //Modification starts: to revert back the code, uncomment the above line and delete this modification
        $bbCodesOptionsPattern = '#\[(?:/)?[\w\d]+?(?:=(\[([\w\d]+?)(?:=.+?)?\].+?\[/\2\]|[^\[\]])+?)?(?P<closingBracket>\])#iu';
        if(preg_match($bbCodesOptionsPattern, $this->_text, $matches, PREG_OFFSET_CAPTURE, $tagStartPosition) && isset($matches['closingBracket'][1]))
        {
            $tagContentEndPosition = $matches['closingBracket'][1];
        }
        else
        {
            $tagContentEndPosition = false;
        }
        //Modification ends