/**
* 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)
{
Lebi_Order order = new Lebi_Order();
WxPayConfig conf = new WxPayConfig(order);
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", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("nonce_str", Guid.NewGuid().ToString().Replace("-", "")); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign(order)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
//SystemLog.Add("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
//SystemLog.Add("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);
}
/**
* 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 Order_Code = inputObj.GetValue("out_trade_no").ToString();
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
throw new WxPayException("订单不存在！");
}
WxPayConfig conf = new WxPayConfig(order);
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", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign(order)); //签名
string xml = inputObj.ToXml();
////SystemLog.Add("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
////SystemLog.Add("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);
}
/**
*
* 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 Order_Code = inputObj.GetValue("out_trade_no").ToString();
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
throw new WxPayException("订单不存在！");
}
WxPayConfig conf = new WxPayConfig(order);
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", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign(order)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now; //请求开始时间
//SystemLog.Add("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
//SystemLog.Add("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);
}
/**
*
* 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 Order_Code = inputObj.GetValue("out_trade_no").ToString();
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
throw new WxPayException("订单不存在！");
}
WxPayConfig conf = new WxPayConfig(order);
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", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign(order)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now;//请求开始时间
////SystemLog.Add("WxPayApi"+ "Reverse request : " + xml);
string response = HttpService.Post(xml, url, true, timeOut);
////SystemLog.Add("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);
}
/**
* @生成签名，详见签名生成算法
* @return 签名, sign字段不参加签名
*/
public string MakeSign(Lebi_Order order)
{
WxPayConfig conf = new WxPayConfig(order);
//转url格式
string str = ToUrl();
//在string后加入API KEY
str += "&key=" + conf.KEY;
//SystemLog.Add("weixinpay-Data-MakeSign" + "签名 : " + str);
//MD5加密
var md5 = MD5.Create();
var bs = md5.ComputeHash(Encoding.UTF8.GetBytes(str));
var sb = new StringBuilder();
foreach (byte b in bs)
{
sb.Append(b.ToString("x2"));
}
//所有字符转为大写
return(sb.ToString().ToUpper());
}
/**
*
* 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 Order_Code = inputObj.GetValue("out_trade_no").ToString();
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
throw new WxPayException("订单不存在！");
}
WxPayConfig conf = new WxPayConfig(order);
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", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign(order)); //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 static string GetPrePayUrl(string productId)
{
Lebi_Order order = B_Lebi_Order.GetModel("id = lbsql{" + productId + "}");
if (order == null)
{
throw new WxPayException("订单不存在！");
SystemLog.Add("weixinpay-NativePay" + "productId : " + productId);
}
WxPayConfig conf = new WxPayConfig(order);
WxPayData data = new WxPayData();
data.SetValue("appid", conf.APPID); //公众帐号id
data.SetValue("mch_id", conf.MCHID); //商户号
data.SetValue("time_stamp", TenpayUtil.getTimestamp()); //时间戳
data.SetValue("nonce_str", TenpayUtil.getNoncestr()); //随机字符串
data.SetValue("product_id", productId); //商品ID
data.SetValue("sign", data.MakeSign(order)); //签名
string str = ToUrlParams(data.GetValues()); //转换为URL串
string url = "weixin://wxpay/bizpayurl?" + str;
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 = 20)
{
string Order_Code = inputObj.GetValue("out_trade_no").ToString();
//SystemLog.Add("weixinpay-WxPayApi-UnifiedOrder" + "Order_Code : " + Order_Code);
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
throw new WxPayException("订单不存在！");
}
WxPayConfig conf = new WxPayConfig(order);
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!inputObj.IsSet("out_trade_no"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 缺少统一支付接口必填参数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"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 缺少统一支付接口必填参数body！");
throw new WxPayException("缺少统一支付接口必填参数body！");
}
else if (!inputObj.IsSet("total_fee"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 缺少统一支付接口必填参数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"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 缺少统一支付接口必填参数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"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 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！");
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"))
{
SystemLog.Add("WxPayApi" + "UnfiedOrder: 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！");
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", conf.NOTIFY_URL);//异步通知url
}
inputObj.SetValue("appid", conf.APPID); //公众账号ID
inputObj.SetValue("mch_id", conf.MCHID); //商户号
inputObj.SetValue("spbill_create_ip", WxPayConfig.IP); //终端ip
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
SystemLog.Add("weixinpay-UnifiedOrder " + "MCHID : " + conf.MCHID + "，KEY : " + conf.NOTIFY_URL + "，APPID : " + conf.APPID);
//签名
inputObj.SetValue("sign", inputObj.MakeSign(order));
string xml = inputObj.ToXml();
var start = DateTime.Now;
//SystemLog.Add("WxPayApi"+ "UnfiedOrder request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
SystemLog.Add("WxPayApi" + "UnfiedOrder 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);
}
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");
SystemLog.Add(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();
string Order_Code = notifyData.GetValue("out_trade_no").ToString();
SystemLog.Add("weixinpay.NativeNotify.ProcessNotify 接口返回通知 " + openid + ", " + product_id + ", " + Order_Code + "");
Lebi_Order order = B_Lebi_Order.GetModel("Code = lbsql{'" + Order_Code + "'}");
if (order == null)
{
WxPayData res = new WxPayData();
res.SetValue("return_code", "FAIL Order");
res.SetValue("return_msg", "统一下单失败");
SystemLog.Add(this.GetType().ToString() + "UnifiedOrder failure : " + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
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");
SystemLog.Add(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");
SystemLog.Add(this.GetType().ToString() + "UnifiedOrder failure : " + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
WxPayConfig conf = new WxPayConfig(order);
//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", conf.APPID);
data.SetValue("mch_id", conf.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(order));
//SystemLog.Add(this.GetType().ToString() + "UnifiedOrder success , send data to WeChat : " + data.ToXml());
page.Response.Write(data.ToXml());
page.Response.End();
}