private RefundNotificationRequest RefundParameterCheck(string input, string mchId, string appId, string nonce)
{
using (MD5 md5 = MD5.Create())
{
var base64 = Convert.FromBase64String(input);
StringBuilder output = new StringBuilder();
var data = md5.ComputeHash(Encoding.UTF8.GetBytes(_securityKey));
foreach (var b in data)
{
output.Append(b.ToString("x2"));
}
string key = output.ToString();
byte[] keyBuffer = Encoding.UTF8.GetBytes(key);
byte[] encryptBuffer = base64;
RijndaelManaged rDel = new RijndaelManaged
{
Key = keyBuffer, Mode = CipherMode.ECB, Padding = PaddingMode.PKCS7
};
ICryptoTransform cTransform = rDel.CreateDecryptor();
byte[] resultBuffer =
cTransform.TransformFinalBlock(encryptBuffer, 0, encryptBuffer.Length);
string xml = Encoding.UTF8.GetString(resultBuffer);
RefundNotificationRequest notification =
XmlSerializeHelper.StringToObject <RefundNotificationRequest>(xml);
notification.MchId = mchId;
notification.AppId = appId;
notification.Nonce = nonce;
return(notification);
}
}
public Task <PayResponse> SuccessExecuted(RefundNotificationRequest notification)
{
return(Task.FromResult(new PayResponse()));
}