public string ReplyMessageMiddle(string replyMsg)
{
string replyMsgEncrypted = CryptographyHelper.AESEncrypt(replyMsg, _baseSettings.EncodingAESKey, _baseSettings.AppId);
string timestamp = UtilityHelper.GetTimeStamp().ToString();
string nonce = UtilityHelper.GenerateNonce();
string signature = SignatureGenerater.GenerateSignature(_baseSettings.Token, timestamp, nonce, replyMsgEncrypted);
StringBuilder sb = new StringBuilder();
sb.Append($"<xml>");
sb.Append($"<Encrypt><![CDATA[{replyMsgEncrypted}]]></Encrypt>");
sb.Append($"<MsgSignature><![CDATA[{signature}]]></MsgSignature>");
sb.Append($"<TimeStamp><![CDATA[{timestamp}]]></TimeStamp>");
sb.Append($"<Nonce><![CDATA[{nonce}]]></Nonce>");
sb.Append($"</xml>");
return(sb.ToString());
}
/// <summary>
/// 签名有效性验证
/// </summary>
/// <param name="signature">签名</param>
/// <param name="strings">生成签名的字符串</param>
/// <returns></returns>
public bool VerifySignature(string signature, params string[] strings)
{
string sign = SignatureGenerater.GenerateSignature(strings);
return(sign == signature);
}