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();
}
/**
* 下载对账单
* @param WxPayData inputObj 提交给下载对账单API的参数
* @param int timeOut 接口超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData DownloadBill(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/downloadbill";
//检测必填参数
if (!inputObj.IsSet("bill_date"))
{
throw new WxPayException("对账单接口中，缺少必填参数bill_date！");
}
inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str", GenerateNonceStr());//随机字符串
inputObj.SetValue("sign", inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
Log.Debug("WxPayApi", "DownloadBill request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口以提交数据到API
Log.Debug("WxPayApi", "DownloadBill result : " + response);
WxPayData result = new WxPayData();
//若接口调用失败会返回xml格式的结果
if (response.Substring(0, 5) == "<xml>")
{
result.FromXml(response);
}
//接口调用成功则返回非xml格式的数据
else
result.SetValue("result", response);
return result;
}
/**
*
* 关闭订单
* @param WxPayData inputObj 提交给关闭订单API的参数
* @param int timeOut 接口超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData CloseOrder(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/closeorder";
//检测必填参数
if(!inputObj.IsSet("out_trade_no"))
{
throw new WxPayException("关闭订单接口中，out_trade_no必填！");
}
inputObj.SetValue("appid",WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id",WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str",GenerateNonceStr());//随机字符串
inputObj.SetValue("sign",inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
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;
}
/**
* 生成扫描支付模式一URL
* @param productId 商品ID
* @return 模式一URL
*/
public string GetPrePayUrl(string productId)
{
Log.Info(this.GetType().ToString(), "Native pay mode 1 url is producing...");
WxPayData data = new WxPayData();
data.SetValue("appid", WxPayConfig.APPID);//公众帐号id
data.SetValue("mch_id", WxPayConfig.MCHID);//商户号
data.SetValue("time_stamp", WxPayApi.GenerateTimeStamp());//时间戳
data.SetValue("nonce_str", WxPayApi.GenerateNonceStr());//随机字符串
data.SetValue("product_id", productId);//商品ID
data.SetValue("sign", data.MakeSign());//签名
string str = ToUrlParams(data.GetValues());//转换为URL串
string url = "weixin://wxpay/bizpayurl?" + str;
Log.Info(this.GetType().ToString(), "Get native pay mode 1 url : " + url);
return url;
}
/**
*
* 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", IPAddress.Any);//WxPayConfig.IP);//终端ip
string nonceStr = GenerateNonceStr();
inputObj.SetValue("nonce_str", nonceStr);//随机字符串
//签名
inputObj.SetValue("sign", inputObj.MakeSign());
string xml = inputObj.ToXml();
var start = DateTime.Now;
Log.Debug("WxPayApi", "UnfiedOrder request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Debug("WxPayApi", "UnfiedOrder response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(response);
//result.SetValue("nonce_str", nonceStr);
ReportCostTime(url, timeCost, result);//测速上报
return result;
}
/**
*
* 转换短链接
* 该接口主要用于扫码原生支付模式一中的二维码链接转成短链接(weixin://wxpay/s/XXXXXX)，
* 减小二维码数据量，提升扫描速度和精确度。
* @param WxPayData inputObj 提交给转换短连接API的参数
* @param int timeOut 接口超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData ShortUrl(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/tools/shorturl";
//检测必填参数
if(!inputObj.IsSet("long_url"))
{
throw new WxPayException("需要转换的URL，签名用原串，传输需URL encode！");
}
inputObj.SetValue("appid",WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id",WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str",GenerateNonceStr());//随机字符串
inputObj.SetValue("sign",inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
Log.Debug("WxPayApi", "ShortUrl request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Debug("WxPayApi", "ShortUrl response : " + response);
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;
}
/**
*
* 撤销订单API接口
* @param WxPayData inputObj 提交给撤销订单API接口的参数，out_trade_no和transaction_id必填一个
* @param int timeOut 接口超时时间
* @throws WxPayException
* @return 成功时返回API调用结果，其他抛异常
*/
public static WxPayData Reverse(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/secapi/pay/reverse";
//检测必填参数
if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id"))
{
throw new WxPayException("撤销订单API接口中，参数out_trade_no和transaction_id必须填写一个！");
}
inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str", GenerateNonceStr());//随机字符串
inputObj.SetValue("sign", inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
Log.Debug("WxPayApi", "Reverse request : " + xml);
string response = HttpService.Post(xml, url, true, timeOut);
Log.Debug("WxPayApi", "Reverse response : " + response);
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;
}
/**
*
* 测速上报接口实现
* @param WxPayData inputObj 提交给测速上报接口的参数
* @param int timeOut 测速上报接口超时时间
* @throws WxPayException
* @return 成功时返回测速上报接口返回的结果，其他抛异常
*/
public static WxPayData Report(WxPayData inputObj, int timeOut = 1)
{
string url = "https://api.mch.weixin.qq.com/payitil/report";
//检测必填参数
if(!inputObj.IsSet("interface_url"))
{
throw new WxPayException("接口URL，缺少必填参数interface_url！");
}
if(!inputObj.IsSet("return_code"))
{
throw new WxPayException("返回状态码，缺少必填参数return_code！");
}
if(!inputObj.IsSet("result_code"))
{
throw new WxPayException("业务结果，缺少必填参数result_code！");
}
if(!inputObj.IsSet("user_ip"))
{
throw new WxPayException("访问接口IP，缺少必填参数user_ip！");
}
if(!inputObj.IsSet("execute_time_"))
{
throw new WxPayException("接口耗时，缺少必填参数execute_time_！");
}
inputObj.SetValue("appid",WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id",WxPayConfig.MCHID);//商户号
inputObj.SetValue("user_ip",WxPayConfig.IP);//终端ip
inputObj.SetValue("time",DateTime.Now.ToString("yyyyMMddHHmmss"));//商户上报时间
inputObj.SetValue("nonce_str",GenerateNonceStr());//随机字符串
inputObj.SetValue("sign",inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
Log.Info("WxPayApi", "Report request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Info("WxPayApi", "Report response : " + response);
WxPayData result = new WxPayData();
result.FromXml(response);
return result;
}
/**
*
* 查询退款
* 提交退款申请后，通过该接口查询退款状态。退款有一定延时，
* 用零钱支付的退款20分钟内到账，银行卡支付的退款3个工作日后重新查询退款状态。
* out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个
* @param WxPayData inputObj 提交给查询退款API的参数
* @param int timeOut 接口超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData RefundQuery(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/refundquery";
//检测必填参数
if(!inputObj.IsSet("out_refund_no") && !inputObj.IsSet("out_trade_no") &&
!inputObj.IsSet("transaction_id") && !inputObj.IsSet("refund_id"))
{
throw new WxPayException("退款查询接口中，out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个！");
}
inputObj.SetValue("appid",WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id",WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str",GenerateNonceStr());//随机字符串
inputObj.SetValue("sign",inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
Log.Debug("WxPayApi", "RefundQuery request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口以提交数据到API
Log.Debug("WxPayApi", "RefundQuery response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end-start).TotalMilliseconds);//获得接口耗时
//将xml格式的结果转换为对象以返回
WxPayData result = new WxPayData();
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return result;
}
/**
*
* 申请退款
* @param WxPayData inputObj 提交给申请退款API的参数
* @param int timeOut 超时时间
* @throws WxPayException
* @return 成功时返回接口调用结果，其他抛异常
*/
public static WxPayData Refund(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/secapi/pay/refund";
//检测必填参数
if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id"))
{
throw new WxPayException("退款申请接口中，out_trade_no、transaction_id至少填一个！");
}
else if (!inputObj.IsSet("out_refund_no"))
{
throw new WxPayException("退款申请接口中，缺少必填参数out_refund_no！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxPayException("退款申请接口中，缺少必填参数total_fee！");
}
else if (!inputObj.IsSet("refund_fee"))
{
throw new WxPayException("退款申请接口中，缺少必填参数refund_fee！");
}
else if (!inputObj.IsSet("op_user_id"))
{
throw new WxPayException("退款申请接口中，缺少必填参数op_user_id！");
}
inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str", Guid.NewGuid().ToString().Replace("-", ""));//随机字符串
inputObj.SetValue("sign", inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;
Log.Debug("WxPayApi", "Refund request : " + xml);
string response = HttpService.Post(xml, url, true, timeOut);//调用HTTP通信接口提交数据到API
Log.Debug("WxPayApi", "Refund response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);//获得接口耗时
//将xml格式的结果转换为对象以返回
WxPayData result = new WxPayData();
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return result;
}
/**
* 提交被扫支付API
* 收银员使用扫码设备读取微信用户刷卡授权码以后，二维码或条码信息传送至商户收银台，
* 由商户收银台或者商户后台调用该接口发起支付。
* @param WxPayData inputObj 提交给被扫支付API的参数
* @param int timeOut 超时时间
* @throws WxPayException
* @return 成功时返回调用结果，其他抛异常
*/
public static WxPayData Micropay(WxPayData inputObj, int timeOut = 10)
{
string url = "https://api.mch.weixin.qq.com/pay/micropay";
//检测必填参数
if (!inputObj.IsSet("body"))
{
throw new WxPayException("提交被扫支付API接口中，缺少必填参数body！");
}
else if (!inputObj.IsSet("out_trade_no"))
{
throw new WxPayException("提交被扫支付API接口中，缺少必填参数out_trade_no！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxPayException("提交被扫支付API接口中，缺少必填参数total_fee！");
}
else if (!inputObj.IsSet("auth_code"))
{
throw new WxPayException("提交被扫支付API接口中，缺少必填参数auth_code！");
}
inputObj.SetValue("spbill_create_ip", WxPayConfig.IP);//终端ip
inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号
inputObj.SetValue("nonce_str", Guid.NewGuid().ToString().Replace("-", ""));//随机字符串
inputObj.SetValue("sign", inputObj.MakeSign());//签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
Log.Debug("WxPayApi", "MicroPay request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口以提交数据到API
Log.Debug("WxPayApi", "MicroPay response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);//获得接口耗时
//将xml格式的结果转换为对象以返回
WxPayData result = new WxPayData();
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return result;
}
/**
*
* 从统一下单成功返回的数据中获取微信浏览器调起jsapi支付所需的参数，
* 微信浏览器调起JSAPI时的输入参数格式如下：
* {
* "appId" : "wx2421b1c4370ec43b", //公众号名称，由商户传入
* "timeStamp":" 1395712654", //时间戳，自1970年以来的秒数
* "nonceStr" : "e61463f8efa94090b1f366cccfbbb444", //随机串
* "package" : "prepay_id=u802345jgfjsdfgsdg888",
* "signType" : "MD5", //微信签名方式:
* "paySign" : "70EA570631E4BB79628FBCA90534C63FF7FADD89" //微信签名
* }
* @return string 微信浏览器调起JSAPI时的输入参数，json格式可以直接做参数用
* 更详细的说明请参考网页端调起支付API：http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_7
*
*/
public string GetJsApiParameters()
{
Log.Debug(this.GetType().ToString(), "JsApiPay::GetJsApiParam is processing...");
WxPayData jsApiParam = new WxPayData();
jsApiParam.SetValue("appId", unifiedOrderResult.GetValue("appid"));
jsApiParam.SetValue("timeStamp", WxPayApi.GenerateTimeStamp());
jsApiParam.SetValue("nonceStr", WxPayApi.GenerateNonceStr());
jsApiParam.SetValue("package", "prepay_id=" + unifiedOrderResult.GetValue("prepay_id"));
jsApiParam.SetValue("signType", "MD5");
jsApiParam.SetValue("paySign", jsApiParam.MakeSign());
string parameters = jsApiParam.ToJson();
Log.Debug(this.GetType().ToString(), "Get jsApiParam : " + parameters);
return parameters;
}