CWebDavExtLinks::ConvertCharsetIfNeed

static function ConvertCharsetIfNeed($t)
{
	$charsetFrom = CUtil::DetectUTF8($t) ? "utf-8" : 'windows-1251';
	$charsetTo = (defined('BX_UTF') && BX_UTF == true) ? "utf-8" : 'windows-1251';
	if($charsetFrom !== $charsetTo)
	{
		$t = CharsetConverter::ConvertCharset($t, $charsetFrom, $charsetTo);
	}
	return $t;
}