protected override void SetSign()
{
var sortTempdic = new SortedDictionary <string, string>(Paras);
var tempdic = AliPayFunction.FilterPara(sortTempdic);
var prestr = AliPayFunction.CreateLinkString(tempdic);
Log.Loggers.Debug(new Log.DebugLogInfo()
{
Message = "Sign字符串:" + prestr
});
switch (SignType)
{
case "MD5":
Sign = AlipayMD5.Sign(prestr, Channel.MD5Key, InputCharset);
break;
case "RSA":
Sign = RSAFromPkcs8.Sign(prestr, Channel.RSA_PrivateKey, InputCharset);
break;
case "0001":
Sign = RSAFromPkcs8.Sign(prestr, Channel.RSA_PrivateKey, InputCharset);
break;
default:
throw new Exception("未知的加密方式：" + SignType);
}
this.SignType = "MD5";
}
/// <summary>
/// 获取AliPay的支付跳转URL
/// </summary>
/// <param name="pRequest"></param>
/// <returns></returns>
public static AliPayWapQueryOrderResponse GetQueryTradeResponse(AliPayWapTokenRequest pRequest, AliPayChannel pChannel)
{
AliPayWapQueryOrderResponse orderresponse = new AliPayWapQueryOrderResponse();
var str = BaseGeteway.GetResponseStr(pRequest, Geteway);
if (!string.IsNullOrEmpty(pChannel.RSA_PublicKey))
{
var token = Res_dataDecrypt(str, pChannel, pRequest.InputCharset);
}
TokenResponse response = new TokenResponse();
var tempdic = AliPayFunction.ParseResponse(str, pRequest.SecID, pChannel.RSA_PrivateKey, pRequest.InputCharset);
response.Load(tempdic);
orderresponse.TokenResponse = response;
AliPayWapQueryTradeRequest tradeRequeset = new AliPayWapQueryTradeRequest(pChannel)
{
RequestToken = response.Token
};
orderresponse.RedirectURL = CreateUrl(tradeRequeset);
orderresponse.IsSucess = !string.IsNullOrEmpty(response.ResData);
if (!orderresponse.IsSucess)
{
orderresponse.Message = response.ResError;
}
return(orderresponse);
}
public string GetContent()
{
SetService();
SetReqData();
SetSign();
if (!IsValid())
{
throw new Exception("缺少参数或者参数未赋值。");
}
return(AliPayFunction.CreateLinkString(Paras, Encoding.GetEncoding(this.InputCharset)));
}
public static RoyaltyResponse GetRoyaltyResponse(RoyaltyRequest pRequest)
{
var str = BaseGeteway.GetResponseStr(pRequest, AliPayConfig.RoyaltyUrl);
Log.Loggers.Debug(new Log.DebugLogInfo()
{
Message = "分润调用接口:" + str
});
RoyaltyResponse response = new RoyaltyResponse();
if (!string.IsNullOrEmpty(str))
{
var tempdic = AliPayFunction.ParseResponse(str);
response.Load(tempdic);
}
return(response);
}
public static string GetResponseStr(RequestScanEntity pRequest, string scanDetailJson, string key)
{
Encoding code = Encoding.GetEncoding("utf-8");
pRequest.biz_content = scanDetailJson;
string requestPar = AliPayFunction.GetSignContent(pRequest.Paras);
string sign = RSAFromPkcs8.Sign(requestPar, key, "utf-8"); //生成签名
//构造请求地址
string strUrl = Geteway + requestPar + "&sign=" + HttpUtility.UrlEncode(sign); //请求参数
//请求远程HTTP
string strResult = "";
try
{
//设置HttpWebRequest基本信息
HttpWebRequest myReq = (HttpWebRequest)HttpWebRequest.Create(strUrl);
myReq.Method = "post";
myReq.ContentType = "application/x-www-form-urlencoded";
//发送POST数据请求服务器
HttpWebResponse HttpWResp = (HttpWebResponse)myReq.GetResponse();
Stream myStream = HttpWResp.GetResponseStream();
//获取服务器返回信息
StreamReader reader = new StreamReader(myStream, code);
StringBuilder responseData = new StringBuilder();
String line;
while ((line = reader.ReadLine()) != null)
{
responseData.Append(line);
}
//释放
myStream.Close();
strResult = responseData.ToString();
}
catch (Exception exp)
{
throw exp;
}
return(HttpUtility.UrlDecode(strResult));
}
/// <summary>
/// 获取Sign
/// </summary>
protected override void SetSign()
{
var sortTempdic = new SortedDictionary <string, string>(Paras);
var tempdic = AliPayFunction.FilterPara(sortTempdic);
var prestr = AliPayFunction.CreateLinkString(tempdic);
switch (SecID)
{
case "MD5":
Sign = AlipayMD5.Sign(prestr, Channel.MD5Key, InputCharset);
break;
case "RSA":
Sign = RSAFromPkcs8.Sign(prestr, Channel.RSA_PrivateKey, InputCharset);
break;
case "0001":
Sign = RSAFromPkcs8.Sign(prestr, Channel.RSA_PrivateKey, InputCharset);
break;
default:
throw new Exception("未知的加密方式：" + SecID);
}
}
/// <summary>
/// 验签，返回token字符串
/// </summary>
/// <param name="strResult">创建订单返回信息</param>
/// <param name="sellprivatekey">商户私钥</param>
/// <param name="input_charset">编码格式</param>
/// <returns>token字符串</returns>
private static string Res_dataDecrypt(string strResult, AliPayChannel pChannel, string input_charset, bool needCheck = false)
{
//分解返回数据 用&拆分赋值给result
string[] result = strResult.Split('&');
//提取res_data参数
string res_data = string.Empty;
for (int i = 0; i < result.Length; i++)
{
string data = result[i];
if (data.IndexOf("res_data=") >= 0)
{
res_data = data.Replace("res_data=", string.Empty);
//解密(用"商户私钥"对"res_data"进行解密)
res_data = AliPayFunction.Decrypt(res_data, pChannel.RSA_PrivateKey, input_charset);
//res_data 赋值 给 result[0]
result[i] = "res_data=" + res_data;
}
}
//创建待签名数组
SortedDictionary <string, string> sd = new SortedDictionary <string, string>();
int count = 0;
string sparam = "";
string key = "";
string value = "";
for (int i = 0; i < result.Length; i++)
{
sparam = result[i];
count = sparam.IndexOf('=');
key = sparam.Substring(0, count);
value = sparam.Substring(count + 1, sparam.Length - (count + 1));
sd.Add(key, value);
}
string sign = sd["sign"];
//配置待签名数据
Dictionary <string, string> dicData = AliPayFunction.FilterPara(sd);
string req_Data = AliPayFunction.CreateLinkString(dicData);
//验签，使用支付宝公钥
bool vailSign = RSAFromPkcs8.Verify(req_Data, sign, pChannel.RSA_PublicKey, input_charset);
if (!needCheck)
{
vailSign = true;
}
if (vailSign)//验签通过
{
//得到 request_token 的值
string token = string.Empty;
try
{
token = AliPayFunction.GetStrForXmlDoc(res_data, "direct_trade_create_res/request_token");
}
catch (Exception ex)
{
throw new Exception("方法：AliPayFunction.GetStrForXmlDoc（）解析数据失败", ex);
}
return(token);
}
else
{
throw new Exception("返回的数据未通过验证，验签失败");
}
}
