public function getSHA1($token, $timestamp, $nonce, $encrypt_msg)
{
//排序
try {
$array = array($encrypt_msg, $token, $timestamp, $nonce);
sort($array, SORT_STRING);
$str = implode($array);
return array(ErrorCode::$OK, sha1($str));
} catch (\Exception $e) {
//print $e . "\n";
return array(ErrorCode::$ComputeSignatureError, null);
}
}