private void CheckNotifySign(JDPayDictionary dictionary, JDPayOptions options)
{
if (dictionary.Count == 0)
{
throw new JDPayException("sign check fail: dictionary is Empty!");
}
if (!dictionary.TryGetValue(JDPayContants.SIGN, out var sign))
{
throw new JDPayException("sign check fail: sign is Empty!");
}
var signContent = JDPaySecurity.GetSignContent(dictionary);
if (!JDPaySecurity.RSACheckContent(signContent, sign, options.PublicKey))
{
throw new JDPayException("sign check fail: check Sign and Data Fail");
}
}
private void CheckNotifySign(JDPayDictionary parameters)
{
if (parameters.Count == 0)
{
throw new Exception("sign check fail: parameters is Empty!");
}
if (!parameters.TryGetValue("sign", out var sign))
{
throw new Exception("sign check fail: sign is Empty!");
}
var signContent = JDPaySecurity.GetSignContent(parameters);
if (!JDPaySecurity.RSACheckContent(signContent, sign, PublicKey))
{
throw new Exception("sign check fail: check Sign and Data Fail");
}
}
public async Task <T> ExecuteAsync <T>(IJDPayNPP10Request <T> request, string optionsName) where T : JDPayResponse
{
var options = string.IsNullOrEmpty(optionsName) ? _optionsSnapshotAccessor.Value : _optionsSnapshotAccessor.Get(optionsName);
var sortedTxtParams = new JDPayDictionary(request.GetParameters())
{
{ JDPayContants.CUSTOMER_NO, options.CustomerNo },
{ JDPayContants.SIGN_TYPE, options.SignType }
};
var isEncrypt = false;
if (request is JDPayDefrayPayRequest)
{
isEncrypt = true;
}
var encryptDic = JDPaySecurity.EncryptData(options.PrivateCret, options.Password, options.PublicCert, sortedTxtParams, options.SingKey, options.EncryptType, isEncrypt);
var content = JDPayUtility.BuildQuery(encryptDic);
_logger.Log(options.LogLevel, "Request:{content}", content);
using (var client = _clientFactory.CreateClient())
{
var body = await client.DoPostAsync(request.GetRequestUrl(), content, "application/x-www-form-urlencoded");
_logger.Log(options.LogLevel, "Response:{content}", body);
// 验签
var dictionary = JsonConvert.DeserializeObject <JDPayDictionary>(body);
if (!JDPaySecurity.VerifySign(dictionary, options.SingKey))
{
throw new JDPayException("sign check fail: check Sign and Data Fail!");
}
var rsp = JsonConvert.DeserializeObject <T>(body);
rsp.Body = body;
return(rsp);
}
}
public async Task <T> ExecuteAsync <T>(IJDPayNPP10Request <T> request) where T : JDPayResponse
{
var sortedTxtParams = new JDPayDictionary(request.GetParameters())
{
{ JDPayContants.CUSTOMER_NO, Options.CustomerNo },
{ JDPayContants.SIGN_TYPE, Options.SignType }
};
var isEncrypt = false;
if (request is JDPayDefrayPayRequest)
{
isEncrypt = true;
}
var encryptDic = JDPaySecurity.EncryptData(Options.PrivateCret, Options.Password, Options.PublicCert, sortedTxtParams, Options.SingKey, Options.EncryptType, isEncrypt);
var content = JDPayUtility.BuildQuery(encryptDic);
Logger?.LogTrace(0, "Request:{content}", content);
using (var client = ClientFactory.CreateClient(JDPayOptions.DefaultClientName))
{
var body = await HttpClientUtility.DoPostAsync(client, request.GetRequestUrl(), content, "application/x-www-form-urlencoded");
Logger?.LogTrace(1, "Response:{content}", body);
var rsp = JsonConvert.DeserializeObject <T>(body);
// 验签
var dic = JsonConvert.DeserializeObject <JDPayDictionary>(body);
if (!JDPaySecurity.VerifySign(dic, Options.SingKey))
{
throw new Exception("sign check fail: check Sign and Data Fail!");
}
rsp.Body = body;
return(rsp);
}
}
private JDPayDictionary GetParameters(HttpRequest request, bool isDecrypt = true)
{
var parameters = new JDPayDictionary();
if (request.Method == "POST")
{
foreach (var iter in request.Form)
{
if (!string.IsNullOrEmpty(iter.Value))
{
var value = iter.Value.ToString();
if (isDecrypt)
{
value = iter.Key == SIGN?iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, DesKey);
}
parameters.Add(iter.Key, value);
}
}
}
else
{
foreach (var iter in request.Query)
{
if (!string.IsNullOrEmpty(iter.Value))
{
var value = iter.Value.ToString();
if (isDecrypt)
{
value = iter.Key == SIGN?iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, DesKey);
}
parameters.Add(iter.Key, value);
}
}
}
return(parameters);
}
public async Task <T> ExecuteAsync <T>(HttpRequest request) where T : JDPayNotifyResponse
{
if (request.HasFormContentType || request.Method == "GET")
{
var rspInstance = Activator.CreateInstance <T>();
var parameters = GetParameters(request, !(rspInstance is JDPayDefrayPayNotifyResponse));
var query = JDPayUtility.BuildQuery(parameters);
Logger?.LogTrace(0, "Request:{query}", query);
var parser = new JDPayDictionaryParser <T>();
var rsp = parser.Parse(parameters);
if (rsp is JDPayDefrayPayNotifyResponse)
{
CheckNotifyDefrayPaySign(rsp.Parameters);
}
else
{
CheckNotifySign(rsp.Parameters);
}
return(rsp);
}
else if (request.HasTextXmlContentType())
{
var body = await new StreamReader(request.Body).ReadToEndAsync();
Logger?.LogTrace(0, "Request:{body}", body);
var parser = new JDPayXmlParser <T>();
var rsp = parser.Parse(JDPayUtility.FotmatXmlString(body));
if (!string.IsNullOrEmpty(rsp.Encrypt))
{
var encrypt = rsp.Encrypt;
var base64EncryptStr = Encoding.UTF8.GetString(Convert.FromBase64String(encrypt));
var reqBody = JDPaySecurity.DecryptECB(base64EncryptStr, Options.DesKeyBase64);
Logger?.LogTrace(1, "Encrypt Content:{reqBody}", reqBody);
var reqBodyDoc = new XmlDocument()
{
XmlResolver = null
};
reqBodyDoc.LoadXml(reqBody);
var sign = JDPayUtility.GetValue(reqBodyDoc, "sign");
var rootNode = reqBodyDoc.SelectSingleNode("jdpay");
var signNode = rootNode.SelectSingleNode("sign");
rootNode.RemoveChild(signNode);
var reqBodyStr = JDPayUtility.ConvertXmlToString(reqBodyDoc);
var xmlh = rsp.Body.Substring(0, rsp.Body.IndexOf("<jdpay>"));
if (!string.IsNullOrEmpty(xmlh))
{
reqBodyStr = reqBodyStr.Replace("<?xml version=\"1.0\" encoding=\"UTF-8\"?>", xmlh);
}
var sha256SourceSignString = SHA256.Compute(reqBodyStr);
var decryptByte = RSA_ECB_PKCS1Padding.Decrypt(Convert.FromBase64String(sign), Options.PublicKey);
var decryptStr = JDPaySecurity.BytesToString(decryptByte);
if (sha256SourceSignString == decryptStr)
{
rsp = parser.Parse(reqBody);
rsp.Encrypt = encrypt;
return(rsp);
}
else
{
throw new Exception("sign check fail: check Sign and Data Fail!");
}
}
else
{
throw new Exception("encrypt is Empty!");
}
}
else
{
throw new Exception("content type is not supported!");
}
}
private async Task <JDPayDictionary> GetParametersAsync(HttpRequest request)
{
var parameters = new JDPayDictionary();
if (request.Method == "POST")
{
var form = await request.ReadFormAsync();
foreach (var iter in form)
{
if (!string.IsNullOrEmpty(iter.Value))
{
parameters.Add(iter.Key, iter.Key == SIGN ? iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, DesKey));
}
}
}
else
{
foreach (var iter in request.Query)
{
if (!string.IsNullOrEmpty(iter.Value))
{
parameters.Add(iter.Key, iter.Key == SIGN ? iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, DesKey));
}
}
}
return(parameters);
}
private JDPayDictionary GetParameters(HttpRequest request, JDPayOptions options, bool isDecrypt = true)
{
var dictionary = new JDPayDictionary();
if (request.Method == "POST")
{
foreach (var iter in request.Form)
{
if (!string.IsNullOrEmpty(iter.Value))
{
var value = iter.Value.ToString();
if (isDecrypt)
{
value = iter.Key == JDPayContants.SIGN ? iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, options.DesKeyBase64);
}
dictionary.Add(iter.Key, value);
}
}
}
else
{
foreach (var iter in request.Query)
{
if (!string.IsNullOrEmpty(iter.Value))
{
var value = iter.Value.ToString();
if (isDecrypt)
{
value = iter.Key == JDPayContants.SIGN ? iter.Value.ToString() : JDPaySecurity.DecryptECB(iter.Value, options.DesKeyBase64);
}
dictionary.Add(iter.Key, value);
}
}
}
return(dictionary);
}
