public override void ProcessNotify()
{
WxPayData notifyData = GetNotifyData();
//检查openid和product_id是否返回
if (!notifyData.IsSet("openid") || !notifyData.IsSet("product_id"))
{
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "回调数据异常");
//Log.Info(this.GetType().ToString(), "The data WeChat post is error : " + res.ToXml());
//page.Response.Write(res.ToXml());
//page.Response.End();
}
//调统一下单接口，获得下单结果
string openid = notifyData.GetValue("openid").ToString();
string product_id = notifyData.GetValue("product_id").ToString();
WxPayData unifiedOrderResult = new WxPayData();
try
{
unifiedOrderResult = UnifiedOrder(openid, product_id);
}
catch(Exception ex)//若在调统一下单接口时抛异常，立即返回结果给微信支付后台
{
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "统一下单失败");
//Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml());
//page.Response.Write(res.ToXml());
//page.Response.End();
}
//若下单失败，则立即返回结果给微信支付后台
if (!unifiedOrderResult.IsSet("appid") || !unifiedOrderResult.IsSet("mch_id") || !unifiedOrderResult.IsSet("prepay_id"))
{
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "统一下单失败");
//Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml());
//page.Response.Write(res.ToXml());
//page.Response.End();
}
//统一下单成功,则返回成功结果给微信支付后台
WxPayData data = new WxPayData();
data.SetValue("return_code", "SUCCESS");
data.SetValue("return_msg", "OK");
data.SetValue("appid", WxPayConfig.APPID);
data.SetValue("mch_id", WxPayConfig.MCHID);
data.SetValue("nonce_str", WxPayApi.GenerateNonceStr());
data.SetValue("prepay_id", unifiedOrderResult.GetValue("prepay_id"));
data.SetValue("result_code", "SUCCESS");
data.SetValue("err_code_des", "OK");
data.SetValue("sign", data.MakeSign());
//Log.Info(this.GetType().ToString(), "UnifiedOrder success , send data to WeChat : " + data.ToXml());
//page.Response.Write(data.ToXml());
//page.Response.End();
}
/**
*
* 测速上报
* @param string interface_url 接口URL
* @param int timeCost 接口耗时
* @param WxPayData inputObj参数数组
*/
private static void ReportCostTime(string interface_url, int timeCost, WxPayData inputObj)
{
//如果不需要进行上报
if(WxPayConfig.REPORT_LEVENL == 0)
{
return;
}
//如果仅失败上报
if(WxPayConfig.REPORT_LEVENL == 1 && inputObj.IsSet("return_code") && inputObj.GetValue("return_code").ToString() == "SUCCESS" &&
inputObj.IsSet("result_code") && inputObj.GetValue("result_code").ToString() == "SUCCESS")
{
return;
}
//上报逻辑
WxPayData data = new WxPayData();
data.SetValue("interface_url",interface_url);
data.SetValue("execute_time_",timeCost);
//返回状态码
if(inputObj.IsSet("return_code"))
{
data.SetValue("return_code",inputObj.GetValue("return_code"));
}
//返回信息
if(inputObj.IsSet("return_msg"))
{
data.SetValue("return_msg",inputObj.GetValue("return_msg"));
}
//业务结果
if(inputObj.IsSet("result_code"))
{
data.SetValue("result_code",inputObj.GetValue("result_code"));
}
//错误代码
if(inputObj.IsSet("err_code"))
{
data.SetValue("err_code",inputObj.GetValue("err_code"));
}
//错误代码描述
if(inputObj.IsSet("err_code_des"))
{
data.SetValue("err_code_des",inputObj.GetValue("err_code_des"));
}
//商户订单号
if(inputObj.IsSet("out_trade_no"))
{
data.SetValue("out_trade_no",inputObj.GetValue("out_trade_no"));
}
//设备号
if(inputObj.IsSet("device_info"))
{
data.SetValue("device_info",inputObj.GetValue("device_info"));
}
try
{
Report(data);
}
catch (WxPayException ex)
{
//不做任何处理
}
}
/**
*
* 统一下单
* @param WxPaydata inputObj 提交给统一下单API的参数
* @param int timeOut 超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData UnifiedOrder(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!inputObj.IsSet("out_trade_no"))
{
throw new WxPayException("缺少统一支付接口必填参数out_trade_no！");
}
else if (!inputObj.IsSet("body"))
{
throw new WxPayException("缺少统一支付接口必填参数body！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxPayException("缺少统一支付接口必填参数total_fee！");
}
else if (!inputObj.IsSet("trade_type"))
{
throw new WxPayException("缺少统一支付接口必填参数trade_type！");
}
//关联参数
if (inputObj.GetValue("trade_type").ToString() == "JSAPI" && !inputObj.IsSet("openid"))
{
throw new WxPayException("统一支付接口中，缺少必填参数openid！trade_type为JSAPI时，openid为必填参数！");
}
if (inputObj.GetValue("trade_type").ToString() == "NATIVE" && !inputObj.IsSet("product_id"))
{
throw new WxPayException("统一支付接口中，缺少必填参数product_id！trade_type为JSAPI时，product_id为必填参数！");
}
//异步通知url未设置，则使用配置文件中的url
if (!inputObj.IsSet("notify_url"))
{
inputObj.SetValue("notify_url", WxPayConfig.NOTIFY_URL);//异步通知url
}
inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号
inputObj.SetValue("spbill_create_ip", WxPayConfig.IP);//终端ip
inputObj.SetValue("nonce_str", GenerateNonceStr());//随机字符串
//签名
inputObj.SetValue("sign", inputObj.MakeSign());
string xml = inputObj.ToXml();
var start = DateTime.Now;
LoggerFactories.CreateLogger().Write($"UnfiedOrder request :{xml}", TraceEventType.Information);
string response = HttpService.Post(xml, url, false, timeOut);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(response);
//ReportCostTime(url, timeCost, result);//测速上报
return result;
}