* Name:     lower
 * Purpose:  convert string to lowercase
 *
 * @link   http://www.smarty.net/manual/en/language.modifier.lower.php lower (Smarty online manual)
 * @author Monte Ohrt 
 * @author Uwe Tews
 *
 * @param array $params parameters
 *
 * @return string with compiled code
 */
function smarty_modifiercompiler_lower($params)
{
    if (Smarty::$_MBSTRING) {
        return 'mb_strtolower(' . $params[0] . ', \'' . addslashes(Smarty::$_CHARSET) . '\')';
    }
    // no MBString fallback
    return 'strtolower(' . $params[0] . ')';
}