/// <summary>
/// 验证支付成功后台服务通知
/// 创建用户：shiyuankao
/// 创建时间：2014-08-06
/// </summary>
/// <param name="inParams">银联传送过来的参数信息</param>
/// <returns></returns>
bool CallbackVerify(UmsPayConfig config, Dictionary <string, string> inParams)
{
// 组装验签内容信息
var signField = new string[] { "OrderTime", "OrderDate", "MerOrderId", "TransType", "TransAmt", "MerId", "MerTermId", "TransId", "TransState", "RefId", "Account", "TransDesc", "Reserve" };
var sbSign = new StringBuilder();
foreach (var s in signField)
{
var r = inParams.Keys.Any(n => String.Equals(n, s.ToLower(), StringComparison.CurrentCultureIgnoreCase));
if (!r)
{
continue;
}
var dict = inParams.FirstOrDefault(n => String.Equals(n.Key, s.ToLower(), StringComparison.CurrentCultureIgnoreCase));
sbSign.Append(dict.Value);
}
// 判断验签是否成功
var result = RSAUtil.Verify(sbSign.ToString(), inParams["signature"], config.PublicKey);
if (result)
{
Lebi_Order order = B_Lebi_Order.GetModel("Code='" + inParams["MerOrderId"] + "'");
// 验签成功后，向银联服务发送接收通知消息响应请求
this.NotifyResponse(config, inParams);
}
return(result);
}
/// <summary>
/// 将接收到的通知信息向银联服务器响应
/// 创建用户：shiyuankao
/// 创建时间：2014-08-06
/// </summary>
/// <param name="inParams">银联传送过来的参数信息</param>
void NotifyResponse(UmsPayConfig config, Dictionary <string, string> inParams)
{
try
{
var signField = new string[] { "OrderTime", "OrderDate", "MerOrderId", "TransType", "TransAmt", "MerId", "MerTermId", "TransId", "TransState", "RefId", "Account", "TransDesc", "Reserve" };
var sbSign = new StringBuilder();
foreach (var s in signField)
{
sbSign.Append(inParams[s]);
}
var merSign = RSAUtil.RSASign(sbSign.ToString(), config.PrivateKey);
var responseObject = new
{
TransCode = "201202",
MerOrderId = inParams["MerOrderId"],
TransType = "NoticePay",
MerId = inParams["MerId"],
MerTermId = inParams["MerTermId"],
TransId = inParams["TransId"],
MerPlatTime = DateTime.Now.ToString("yyyyMMddHHmmss"),
MerOrderState = "00",//00销账成功 11销账失败
Reserve = inParams["Reserve"],
MerSign = merSign
};
var response = HttpContext.Current.Response;
response.Write(Newtonsoft.Json.JsonConvert.SerializeObject(responseObject));
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
/// <summary>
/// 付款操作
/// 创建用户：shiyuankao
/// 创建时间：2014-08-07
/// </summary>
/// <param name="orderId">订单号</param>
/// <param name="productName">商品名称</param>
/// <param name="amount">支付金额</param>
/// <returns></returns>
PayMessage Payment(UmsPayConfig config, Lebi_Order order, decimal amount)
{
var message = new PayMessage()
{
IsSuccess = true
};
var now = DateTime.Now;
// 参数组装
var inParams = new Dictionary <string, string>
{
{ "TransCode", "201201" },
{ "OrderTime", now.ToString("HHmmss") },
{ "OrderDate", now.ToString("yyyyMMdd") },
{ "MerOrderId", order.Code },
{ "TransType", "NoticePay" },
{ "TransAmt", (amount * 100).ToString("F0") },
{ "MerId", config.MerId },
{ "MerTermId", config.MerTermId },
{ "NotifyUrl", config.NotifyUrl },
{ "Reserve", order.Code },
{ "OrderDesc", order.Code },
{ "EffectiveTime", "0" }
};
var signContent = string.Format("{0}{1}{2}{3}{4}{5}{6}{7}{8}{9}{10}", inParams["OrderTime"], inParams["EffectiveTime"], inParams["OrderDate"], inParams["MerOrderId"], inParams["TransType"], inParams["TransAmt"], inParams["MerId"], inParams["MerTermId"], inParams["NotifyUrl"], inParams["Reserve"], inParams["OrderDesc"]);
var merSign = RSAUtil.RSASign(signContent, config.PrivateKey);
inParams.Add("MerSign", merSign);
var jsonString = Newtonsoft.Json.JsonConvert.SerializeObject(inParams);
//client.PostingData.Add("jsonString", jsonString);
//var result = client.GetString();
System.Collections.Specialized.NameValueCollection nv = new System.Collections.Specialized.NameValueCollection();
nv.Add("jsonString", jsonString);
string result = HtmlEngine.Post(config.OrderUrl, nv);
if (string.IsNullOrEmpty(result))
{
message.IsSuccess = false;
message.Msg = "调用支付下单接口无数据返回。";
return(message);
}
var dictionary = Newtonsoft.Json.JsonConvert.DeserializeObject <Dictionary <string, string> >(result);
// 判断是否下单成功
var respCode = dictionary["RespCode"];
if (respCode != "00000")
{
message.IsSuccess = false;
message.Msg = dictionary["RespMsg"];
return(message);
}
// 组装验签字符串
var content = string.Format("{0}{1}{2}{3}{4}{5}", dictionary["MerOrderId"], dictionary["ChrCode"],
dictionary["TransId"], dictionary["Reserve"].Trim(), dictionary["RespCode"], dictionary["RespMsg"].Trim());
var r = RSAUtil.Verify(content, dictionary["Signature"], config.PublicKey);
if (!r)
{
message.IsSuccess = false;
message.Msg = "下单成功，返回数据签名验证失败。";
return(message);
}
var chrCode = dictionary["ChrCode"];
var transId = dictionary["TransId"];
inParams.Add("ChrCode", chrCode);
inParams.Add("TransId", transId);
merSign = RSAUtil.RSASign(string.Format("{0}{1}", transId, chrCode), config.PrivateKey);
inParams["MerSign"] = merSign;
// 处理各个支付渠道对应的订单编码
// 以下处理是根据自己业务处理，添加业务订单号
if (!inParams.ContainsKey("OrderId"))
{
inParams.Add("OrderId", inParams["MerOrderId"]);
}
var data = new Dictionary <string, string>
{
{ "MerSign", merSign },
{ "ChrCode", chrCode },
{ "TransId", transId },
{ "MerchantId", config.MerId }
};
message.Data = data;
message.OtherData = inParams;
return(message);
}