private JdPayDictionary GetEncryptDicContent <T>(IJdPayRequest <T> request, IDictionary <string, string> dic) where T : JdPayResponse
{
var signDic = new JdPayDictionary(dic)
{
{ VERSION, request.GetApiVersion() },
{ MERCHANT, Options.Merchant },
};
var sign = JdPaySignature.RSASign(signDic, RSAPrivateParameters);
var encyptDic = new JdPayDictionary
{
{ VERSION, request.GetApiVersion() },
{ MERCHANT, Options.Merchant },
{ SIGN, sign }
};
foreach (var item in dic)
{
if (!string.IsNullOrEmpty(item.Value))
{
encyptDic.Add(item.Key, DES3.EncryptECB(DesKey, item.Value));
}
}
return(encyptDic);
}
public Task <T> PageExecuteAsync <T>(IJdPayRequest <T> request, string reqMethod) where T : JdPayResponse
{
// 字典排序
var sortedTxtParams = new JdPayDictionary(request.GetParameters());
var encyptParams = GetEncryptDicContent(request, sortedTxtParams);
var rsp = Activator.CreateInstance <T>();
rsp.Body = GetHtmlRequestContent(request.GetRequestUrl(), encyptParams, reqMethod);
Logger.LogInformation(0, "Request Html:{body}", rsp.Body);
return(Task.FromResult(rsp));
}
private string GetHtmlRequestContent(string url, JdPayDictionary dicPara, string strMethod)
{
var sbHtml = new StringBuilder();
sbHtml.Append("<form id='submit' name='submit' action='" + url + "' method='" + strMethod + "' style='display:none;'>");
foreach (var temp in dicPara)
{
sbHtml.Append("<input name='" + temp.Key + "' value='" + temp.Value + "'/>");
}
sbHtml.Append("<input type='submit' style='display:none;'></form>");
sbHtml.Append("<script>document.forms['submit'].submit();</script>");
return(sbHtml.ToString());
}
public async Task <T> ExecuteAsync <T>(IJdPayRequest <T> request) where T : JdPayResponse
{
// 字典排序
var sortedTxtParams = new JdPayDictionary(request.GetParameters());
var content = GetEncryptXmlContent(request, sortedTxtParams);
Logger.LogInformation(0, "Request Content:{content}", content);
var rspContent = await Client.DoPostAsync(request.GetRequestUrl(), content);
Logger.LogInformation(1, "Response Content:{content}", rspContent);
var formatStr = JdPayUtil.FotmatXmlString(rspContent);
return(DecryptResponseXmlContent <T>(formatStr));
}
private string GetEncryptXmlContent <T>(IJdPayRequest <T> request, JdPayDictionary dic) where T : JdPayResponse
{
var xmldoc = JdPayUtil.SortedDictionary2AllXml(dic);
var smlStr = JdPayUtil.ConvertXmlToString(xmldoc);
var sha256SourceSignString = SHA256.Compute(smlStr);
var encyptBytes = JdPaySignature.Encrypt(sha256SourceSignString, RSAPrivateParameters);
var sign = Convert.ToBase64String(encyptBytes, Base64FormattingOptions.InsertLineBreaks);
var data = smlStr.Replace("</jdpay>", "<sign>" + sign + "</sign></jdpay>");
var encrypt = DES3.EncryptECB(DesKey, data);
// 字典排序
var reqdic = new JdPayDictionary
{
{ VERSION, request.GetApiVersion() },
{ MERCHANT, Options.Merchant },
{ ENCRYPT, Convert.ToBase64String(Encoding.UTF8.GetBytes(encrypt)) }
};
return(JdPayUtil.SortedDictionary2XmlStr(reqdic));
}
private void CheckNotifySign(JdPayDictionary content, object parameters)
{
if (content.Count == 0)
{
throw new Exception("sign check fail: Body is Empty!");
}
var sign = content["sign"];
if (string.IsNullOrEmpty(sign))
{
throw new Exception("sign check fail: sign is Empty!");
}
if (!JdPaySignature.RSACheckContent(content, sign, RSAPublicParameters))
{
throw new Exception("sign check fail: check Sign and Data Fail");
}
}
public async Task <T> ExecuteAsync <T>(HttpRequest request) where T : JdPayNotifyResponse
{
if (request.ContentType == "application/x-www-form-urlencoded")
{
var dic = new JdPayDictionary();
foreach (var item in request.Form)
{
if (!string.IsNullOrEmpty(item.Value))
{
if (item.Key == "sign")
{
dic.Add(item.Key, item.Value);
}
else
{
dic.Add(item.Key, DES3.DecryptECB(DesKey, item.Value));
}
}
}
var query = HttpClientEx.BuildQuery(dic);
Logger.LogInformation(1, "Request Content:{query}", query);
var parser = new JdPayDictionaryParser <T>();
var rsp = parser.Parse(dic);
CheckNotifySign(dic, RSAPrivateParameters);
return(rsp);
}
else
{
var body = await new StreamReader(request.Body).ReadToEndAsync();
Logger.LogInformation(1, "Request Content:{body}", body);
var rsp = DecryptResponseXml <T>(JdPayUtil.FotmatXmlString(body));
return(rsp);
}
}