public static function getClone($value)
{
if ($value instanceof Serializable || $value instanceof CssList) {
return clone $value;
}
if (is_string($value)) {
return mb_strtolower($value, Charset::getDefault());
}
if (is_array($value)) {
foreach ($value as $k => $v) {
$value[$k] = self::getClone($v);
}
}
return $value;
}
private static function _loadString($str)
{
/*{{{*/
// detect charset from BOM and/or @charset rule
$charset = Util\Charset::detect($str);
// Or defaults to utf-8
if (!$charset) {
$charset = 'utf-8';
}
$str = Util\Charset::removeBOM($str);
if (!Util\Charset::isSameEncoding($charset, 'ascii') || !Util\Charset::isSameEncoding($charset, 'utf-8')) {
$str = Util\Charset::convert($str, 'utf-8', $charset);
$charset = 'utf-8';
}
$str = self::normalizeLineLength($str);
return array('contents' => $str, 'charset' => $charset);
}
