public IActionResult WeiXinPayCallBack()
{
Hashtable requestHash = WxPayUtil.ParseXML(Request.Body);
string payno = requestHash["out_trade_no"] as string;
LogUtil.Log("wxpay", payno, JsonConvert.SerializeObject(requestHash));
PaymentConfig payConfig = null;
PayOrder payOrder = (from o in _context.PayOrder where o.OrderNo == payno select o).FirstOrDefault();
payConfig = (from p in _context.PaymentConfig where p.Status == "1" && p.Id == payOrder.PaymentId select p).FirstOrDefault();
if (payOrder == null || payConfig == null)
{
return(Content("fail"));
}
if (!WxPayUtil.CheckSign(requestHash, payConfig.PrivateKey))
{
logger.Error("Weixinpay:验证签名失败" + payno);
return(Content("fail"));
}
//获取交易状态
string returnCode = requestHash["return_code"] as string;
string resultCode = requestHash["result_code"] as string;
//状态正常的时候才能调用PayOrder接口
if (returnCode == "SUCCESS" && resultCode == "SUCCESS")
{
string tradeNo = requestHash["transaction_id"] as string;
decimal paymentFee = Convert.ToDecimal(requestHash["total_fee"]) / 100;
var payRes = new PayOrderCommand().Execute(new PayOrderParamter()
{
PaymentPrice = paymentFee,
Order = payOrder,
TradeNo = tradeNo
});
if (payRes.ErrorCode != 0)
{
logger.Error(payRes.ErrorMessage);
return(Content("fail"));
}
else
{
return(Content("<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>"));
}
}
else
{
return(Content("fail"));
}
}
public RefundResponseModel Refund(RefundModel requestModel)
{
return(WxPayUtil.Refund(requestModel));
}
public CloseOrderResponseModel CloseOrder(CloseOrderModel queryModel)
{
return(WxPayUtil.CloseOrder(queryModel));
}
public OrderQueryResponseModel OrderQuery(OrderQueryModel queryModel)
{
return(WxPayUtil.OrderQuery(queryModel));
}
public MicropayResponseModel Micropay(MicropayModel micropayModel)
{
return(WxPayUtil.Micropay(micropayModel));
}
public UnifiedOrderResponseModel UnifiedOrder(UnifiedOrderModel requestModel)
{
return(WxPayUtil.UnifiedOrder(requestModel));
}
protected override CommandResult <int> OnExecute(object commandParameter)
{
var param = commandParameter as CheckWeiXinPayParameter;
var result = new CommandResult <int>();
result.Data = 0;
using (CoreContext context = new CoreContext())
{
var payno = param.PayNo;
PayOrder order = context.PayOrder.Where(o => o.OrderNo == payno).FirstOrDefault();
if (order != null)
{
if (order.Status == 1)
{
result.Data = 1;
return(result);
}
PaymentConfig payment = context.PaymentConfig.Where(p => p.Id == order.PaymentId).FirstOrDefault();
Hashtable webParam = new Hashtable
{
["out_trade_no"] = payno,
["nonce_str"] = Guid.NewGuid().ToString("N"),
["appid"] = payment.AppId,
["mch_id"] = payment.UserId
};
WxPayUtil.SetMD5Sign(webParam, payment.PrivateKey);
string body = WxPayUtil.GetXMLString(webParam);
string posturl = "https://api.mch.weixin.qq.com/pay/orderquery";
WebClient web = new WebClient();
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(posturl);
request.ContentType = "application/x-www-form-urlencoded";
request.Method = "POST";
byte[] postdata = Encoding.GetEncoding("UTF-8").GetBytes(body);
request.ContentLength = postdata.Length;
Stream newStream = request.GetRequestStream();
newStream.Write(postdata, 0, postdata.Length);
newStream.Close();
HttpWebResponse myResponse = (HttpWebResponse)request.GetResponse();
//StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8);
Hashtable hash = WxPayUtil.ParseXML(myResponse.GetResponseStream());
if (hash["return_code"] as string == "SUCCESS" && hash["result_code"] as string == "SUCCESS" && hash["trade_state"] as string == "SUCCESS")
{
var payRes = new PayOrderCommand().Execute(new PayOrderParamter()
{
PaymentPrice = Convert.ToDecimal(hash["total_fee"]) / 100,
Order = order,
TradeNo = hash["transaction_id"] as string
});
if (payRes.Data.PayOrder.Status == 1)
{
result.Data = 1;
}
}
//记录同步操作
Serilog.Log.Logger.Information("wxpay_synchro", posturl,
"post====>\n" + Newtonsoft.Json.JsonConvert.SerializeObject(webParam) +
"res====>\n" + Newtonsoft.Json.JsonConvert.SerializeObject(hash));
}
}
return(result);
}
protected override CommandResult <GetWxPaymentSignResult> OnExecute(object commandParameter)
{
var result = new CommandResult <GetWxPaymentSignResult>();
var param = commandParameter as GetWxPaymentSignParameter;
if (string.IsNullOrEmpty(param.PayNo))
{
return(ErrorResult <GetWxPaymentSignResult> .ParameterError);
}
using (CoreContext _context = new CoreContext())
{
string payno = param.PayNo;
PayOrder payOrder = _context.PayOrder.Where(o => o.OrderNo == payno).FirstOrDefault();
if (payOrder == null)
{
//Logger.Error("pay error,not found payconfig,payNo:" + payno);
LogUtil.Log("wxpay", payno, "pay error,not found payconfig,payNo:" + payno);
result.ErrorCode = -1;
result.ErrorMessage = "找不到订单";
return(result);
}
if (payOrder.Status != 0)
{
//Log.Logger.Error("pay error,order is pay,payNo:" + payno);
LogUtil.Log("wxpay", payno, "pay error,order is pay,payNo:" + payno);
result.ErrorCode = 1;
result.ErrorMessage = "订单已支付,请刷新页面";
return(result);
}
PaymentConfig paymentConfig = _context.PaymentConfig.Where(c => c.Id == payOrder.PaymentId).FirstOrDefault();
if (paymentConfig == null)
{
// Log.Logger.Error("pay error,not found payconfig,payNo:" + payno);
LogUtil.Log("wxpay", payno, "pay error,not found payconfig,payNo:" + payno);
result.ErrorCode = -1;
result.ErrorMessage = "支付方式不正确";
return(result);
}
MemberInfo member = _context.MemberInfo.Where(m => m.AccountId == payOrder.MemberAccount).FirstOrDefault();
////通过商城授权
if (string.IsNullOrEmpty(member.ZlOpenId))
{
// Log.Logger.Error("pay error,ouath faild");
LogUtil.Log("wxpay", payno, "pay error,ouath faild,openid is null");
return(ErrorResult <GetWxPaymentSignResult> .NoAuthorization);
}
var connectionString = ConfigurationUtil.GetSection("ConnectionStrings")["ShopConnectString"];
var openid = member.ZlOpenId;
using (MySqlConnection conn = new MySqlConnection(connectionString))
{
try
{
string opneidFiled = "wx_open_id";
switch (paymentConfig.Kind)
{
case "XCX":
opneidFiled = "xcx_open_id"; break;
case "WX": opneidFiled = "wx_open_id"; break;
default: break;
}
conn.Open();
string sql = $"select {opneidFiled} from member_info WHERE account_id=?acc LIMIT 1";
MySqlCommand command = new MySqlCommand(sql, conn);
command.Parameters.Add(new MySqlParameter()
{
ParameterName = "?acc",
Value = member.ZlOpenId
});
MySqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
openid = reader[opneidFiled] as string;
}
reader.Close();
}
catch (Exception ex)
{
//Log.Logger.Error("get shop wx_openid fail#ex#" + ex.Message);
//LogUtil.Log("GetWxPaymentSignCommand", "GetWxPaymentSignCommand", "GetWxPaymentSignCommand", "get shop wx_openid fail#ex#" + ex.Message);
LogUtil.Log("wxpay", payno, ex.Message);
return(ErrorResult <GetWxPaymentSignResult> .NoLogin);
}
}
string productName = "";
string ProductDesc = payOrder.Memo;
if (ProductDesc.Length > 20)
{
ProductDesc = ProductDesc.Substring(0, 20) + "...";
}
string scheme = !StringValues.IsNullOrEmpty(httpContext.Request.Headers["X-Client-Scheme"]) ? httpContext.Request.Headers["X-Client-Scheme"].ToString() : httpContext.Request.Scheme;
Hashtable paramHash = new Hashtable
{
["appid"] = paymentConfig.AppId,
["mch_id"] = paymentConfig.UserId, //商户号
["trade_type"] = "JSAPI",
["nonce_str"] = Guid.NewGuid().ToString("N"),
["openid"] = openid,
["out_trade_no"] = payno,
["total_fee"] = ((int)(payOrder.PayFee * 100)).ToString(),
["notify_url"] = $"{scheme}://{httpContext.Request.Host}" + "/PaymentCallBack/WeiXinPayCallBack",
["body"] = ProductDesc,
["spbill_create_ip"] = httpContext.Connection.LocalIpAddress.ToString(),
["time_start"] = string.Format("{0:yyyyMMddHHmmss}", Convert.ToDateTime(payOrder.CreateTime)),
["time_expire"] = string.Format("{0:yyyyMMddHHmmss}", DateTime.Now.AddMinutes(10))
};
WxPayUtil.SetMD5Sign(paramHash, paymentConfig.PrivateKey);
Hashtable responseHash = WxPayUtil.GetResponseHash("wxorder_" + payno, "https://api.mch.weixin.qq.com/pay/unifiedorder", paramHash);
var prepayId = "";
if (responseHash["return_code"] as string == "SUCCESS" && responseHash["result_code"] as string == "SUCCESS")
{
prepayId = responseHash["prepay_id"] as string;
}
//调用接口出错
else
{
result.ErrorCode = -1;
result.ErrorMessage = responseHash["return_msg"] + "=>" + responseHash["err_code_des"];
return(result);
}
//调用接口失败，未知错误
if (string.IsNullOrEmpty(prepayId))
{
result.ErrorCode = -1;
result.ErrorMessage = "服务器忙";
return(result);
}
result.Data = new GetWxPaymentSignResult()
{
AppId = paymentConfig.AppId,
Timestamp = string.Format("{0}", WxPayUtil.GetTimestamp()),
NonceStr = WxPayUtil.GetNoncestr(),
Package = "prepay_id=" + prepayId,
SignType = "MD5"
};
Hashtable choosePayParamHash = new Hashtable
{
["appId"] = result.Data.AppId,
["timeStamp"] = result.Data.Timestamp,
["nonceStr"] = result.Data.NonceStr,
["package"] = result.Data.Package,
["signType"] = result.Data.SignType
};
//签名
result.Data.Signature = WxPayUtil.SetMD5Sign(choosePayParamHash, paymentConfig.PrivateKey);
LogUtil.Log("wxpay", payno, "ouput=>" + JsonConvert.SerializeObject(result.Data));
}
return(result);
}
