/// <summary>
/// 获取收货地址js函数入口参数,详情请参考收货地址共享接口：http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_9
/// 调用js获取收货地址时需要传入的参数
/// 格式：json串
/// 包含以下字段：
/// appid：公众号id
/// scope: 填写“jsapi_address”，获得编辑地址权限
/// signType:签名方式，目前仅支持SHA1
/// addrSign: 签名，由appid、url、timestamp、noncestr、accesstoken参与签名
/// timeStamp：时间戳
/// nonceStr: 随机字符串
/// </summary>
/// <returns>共享收货地址js函数需要的参数，json格式可以直接做参数使用</returns>
public string GetEditAddressParameters()
{
string parameter = "";
try
{
//这个地方要注意，参与签名的是网页授权获取用户信息时微信后台回传的完整url
string url = "http://" + UrlHost + Path + UrlQuery;
//构造需要用SHA1算法加密的数据
WxPayData signData = new WxPayData();
signData.SetValue("appid", WxPayConfig.APPID);
signData.SetValue("url", url);
signData.SetValue("timestamp", WxPayApi.GenerateTimeStamp());
signData.SetValue("noncestr", WxPayApi.GenerateNonceStr());
signData.SetValue("accesstoken", access_token);
string param = signData.ToUrl();
WxPayLog.Debug(TypeString + ".GetEditAddressParameters", "SHA1 encrypt param : " + param);
//SHA1加密
string addrSign = Sha1Hash(param);
WxPayLog.Debug(TypeString + ".GetEditAddressParameters", "SHA1 encrypt result : " + addrSign);
//获取收货地址js函数入口参数
WxPayData afterData = new WxPayData();
afterData.SetValue("appId", WxPayConfig.APPID);
afterData.SetValue("scope", "jsapi_address");
afterData.SetValue("signType", "sha1");
afterData.SetValue("addrSign", addrSign);
afterData.SetValue("timeStamp", signData.GetValue("timestamp"));
afterData.SetValue("nonceStr", signData.GetValue("noncestr"));
//转为json格式
parameter = afterData.ToJson();
WxPayLog.Debug(TypeString + ".GetEditAddressParameters", "Get EditAddressParam : " + parameter);
}
catch (Exception ex)
{
WxPayLog.ErrorThrow(TypeString + ".GetEditAddressParameters", ex.ToString());
}
return(parameter);
}
/// <summary>
/// 生成扫描支付模式一URL
/// NativePay.GetPrePayUrl
/// </summary>
/// <param name="productId">商品ID</param>
/// <returns>模式一URL</returns>
public static string GetNativePrePayUrl(string productId)
{
var methodString = TypeString + ".GetNativePrePayUrl";
WxPayLog.Info(methodString, "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 = string.Join("&", data.GetValues().Select(s => string.Format("{0}={1}", s.Key, s.Value))); //转换为URL串
string url = "weixin://wxpay/bizpayurl?" + str;
WxPayLog.Info(methodString, "Get native pay mode 1 url : " + url);
return(url);
}
/// <summary>
/// 订单查询完整业务流程逻辑
/// OrderQuery.Run
/// </summary>
/// <param name="transaction_id">微信订单号（优先使用）</param>
/// <param name="out_trade_no">商户订单号</param>
/// <returns>订单查询结果（xml格式）</returns>
public static string OrderQuery(string transaction_id, string out_trade_no)
{
WxPayLog.Info("OrderQuery", "OrderQuery is processing...");
WxPayData data = new WxPayData();
if (!string.IsNullOrEmpty(transaction_id))//如果微信订单号存在，则以微信订单号为准
{
data.SetValue("transaction_id", transaction_id);
}
else//微信订单号不存在，才根据商户订单号去查单
{
data.SetValue("out_trade_no", out_trade_no);
}
WxPayData result = WxPayApi.OrderQuery(data);//提交订单查询请求给API，接收返回数据
WxPayLog.Info("OrderQuery", "OrderQuery process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
/**
*
* 查询订单
* @param WxPayData inputObj 提交给查询订单API的参数
* @param int timeOut 超时时间
* @throws WxPayException
* @return 成功时返回订单查询结果，其他抛异常
*/
public static WxPayData OrderQuery(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/orderquery";
//检测必填参数
if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id"))
{
throw new WxPayException("订单查询接口中，out_trade_no、transaction_id至少填一个！");
}
inputObj.SetValue("appid", WxPayConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID); //商户号
inputObj.SetValue("nonce_str", WxPayApi.GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign()); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now;
WxPayLog.Debug("WxPayApi", "OrderQuery request : " + xml);
string response = WxPayHttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口提交数据
WxPayLog.Debug("WxPayApi", "OrderQuery response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);//获得接口耗时
//将xml格式的数据转化为对象以返回
WxPayData result = new WxPayData();
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return(result);
}
/// <summary>
/// 查询订单情况
/// MicroPay.Query
/// </summary>
/// <param name="out_trade_no">商户订单号</param>
/// <param name="succCode">查询订单结果：0表示订单不成功，1表示订单成功，2表示继续查询</param>
/// <returns>订单查询接口返回的数据，参见协议接口</returns>
public static WxPayData MicroPayQuery(string out_trade_no, out int succCode)
{
WxPayData queryOrderInput = new WxPayData();
queryOrderInput.SetValue("out_trade_no", out_trade_no);
WxPayData result = WxPayApi.OrderQuery(queryOrderInput);
if (result.GetValue("return_code").ToString() == "SUCCESS" &&
result.GetValue("result_code").ToString() == "SUCCESS")
{
//支付成功
if (result.GetValue("trade_state").ToString() == "SUCCESS")
{
succCode = 1;
return(result);
}
//用户支付中，需要继续查询
else if (result.GetValue("trade_state").ToString() == "USERPAYING")
{
succCode = 2;
return(result);
}
}
//如果返回错误码为“此交易订单号不存在”则直接认定失败
if (result.GetValue("err_code").ToString() == "ORDERNOTEXIST")
{
succCode = 0;
}
else
{
//如果是系统错误，则后续继续
succCode = 2;
}
return(result);
}
/// <summary>
/// 生成直接支付url，支付url有效期为2小时,模式二
/// NativePay.GetPayUrl
/// </summary>
/// <param name="productId">商品ID</param>
/// <returns>模式二URL</returns>
public static string GetNativePayUrl(string productId)
{
var methodString = TypeString + ".GetNativePrePayUrl";
WxPayLog.Info(methodString, "Native pay mode 2 url is producing...");
WxPayData data = new WxPayData();
data.SetValue("body", "test"); //商品描述
data.SetValue("attach", "test"); //附加数据
data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo()); //随机字符串
data.SetValue("total_fee", 1); //总金额
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); //交易起始时间
data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); //交易结束时间
data.SetValue("goods_tag", "jjj"); //商品标记
data.SetValue("trade_type", "NATIVE"); //交易类型
data.SetValue("product_id", productId); //商品ID
WxPayData result = WxPayApi.UnifiedOrder(data); //调用统一下单接口
string url = result.GetValue("code_url").ToString(); //获得统一下单接口返回的二维码链接
WxPayLog.Info(methodString, "Get native pay mode 2 url : " + url);
return(url);
}
public static void ProcessNativeNotify(HttpContextBase httpContext)
{
var methodString = TypeString + ".ProcessNativeNotify";
WxPayData notifyData = GetNotifyData(httpContext);
//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");
WxPayLog.Info(methodString, "The data WeChat post is error : " + res.ToXml());
httpContext.Response.Write(res.ToXml());
httpContext.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
{
//统一下单
WxPayData req = new WxPayData();
req.SetValue("body", "test");
req.SetValue("attach", "test");
req.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo());
req.SetValue("total_fee", 1);
req.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
req.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss"));
req.SetValue("goods_tag", "test");
req.SetValue("trade_type", "NATIVE");
req.SetValue("openid", openid);
req.SetValue("product_id", product_id);
unifiedOrderResult = WxPayApi.UnifiedOrder(req);
}
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");
WxPayLog.Error(methodString, "UnifiedOrder failure : " + res.ToXml());
httpContext.Response.Write(res.ToXml());
httpContext.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");
WxPayLog.Error(methodString, "UnifiedOrder failure : " + res.ToXml());
httpContext.Response.Write(res.ToXml());
httpContext.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());
WxPayLog.Info(methodString, "UnifiedOrder success , send data to WeChat : " + data.ToXml());
httpContext.Response.Write(data.ToXml());
httpContext.Response.End();
}
/// <summary>
/// 刷卡支付完整业务流程逻辑
/// MicroPay.Run
/// </summary>
/// <param name="body">商品描述</param>
/// <param name="total_fee">总金额</param>
/// <param name="auth_code">支付授权码</param>
/// <returns>刷卡支付结果</returns>
/// <exception cref="WxPayException"></exception>
public static string MicroPay(string body, string total_fee, string auth_code)
{
var methodString = TypeString + ".MicroPay";
WxPayLog.Info(methodString, "Micropay is processing...");
WxPayData data = new WxPayData();
data.SetValue("auth_code", auth_code); //授权码
data.SetValue("body", body); //商品描述
data.SetValue("total_fee", int.Parse(total_fee)); //总金额
data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo()); //产生随机的商户订单号
WxPayData result = WxPayApi.Micropay(data, 10); //提交被扫支付，接收返回结果
//如果提交被扫支付接口调用失败，则抛异常
if (!result.IsSet("return_code") || result.GetValue("return_code").ToString() == "FAIL")
{
string returnMsg = result.IsSet("return_msg") ? result.GetValue("return_msg").ToString() : "";
WxPayLog.Error(methodString, "Micropay API interface call failure, result : " + result.ToXml());
throw new WxPayException("Micropay API interface call failure, return_msg : " + returnMsg);
}
//签名验证
result.CheckSign();
WxPayLog.Debug("MicroPay", "Micropay response check sign success");
//刷卡支付直接成功
if (result.GetValue("return_code").ToString() == "SUCCESS" &&
result.GetValue("result_code").ToString() == "SUCCESS")
{
WxPayLog.Debug(methodString, "Micropay business success, result : " + result.ToXml());
return(result.ToPrintStr());
}
/******************************************************************
* 剩下的都是接口调用成功，业务失败的情况
* ****************************************************************/
//1）业务结果明确失败
if (result.GetValue("err_code").ToString() != "USERPAYING" &&
result.GetValue("err_code").ToString() != "SYSTEMERROR")
{
WxPayLog.Error(methodString, "micropay API interface call success, business failure, result : " + result.ToXml());
return(result.ToPrintStr());
}
//2）不能确定是否失败，需查单
//用商户订单号去查单
string out_trade_no = data.GetValue("out_trade_no").ToString();
//确认支付是否成功,每隔一段时间查询一次订单，共查询10次
int queryTimes = 10;//查询次数计数器
while (queryTimes-- > 0)
{
int succResult = 0;//查询结果
WxPayData queryResult = MicroPayQuery(out_trade_no, out succResult);
//如果需要继续查询，则等待2s后继续
if (succResult == 2)
{
Thread.Sleep(2000);
continue;
}
//查询成功,返回订单查询接口返回的数据
else if (succResult == 1)
{
WxPayLog.Debug(methodString, "Mircopay success, return order query result : " + queryResult.ToXml());
return(queryResult.ToPrintStr());
}
//订单交易失败，直接返回刷卡支付接口返回的结果，失败原因会在err_code中描述
else
{
WxPayLog.Error(methodString, "Micropay failure, return micropay result : " + result.ToXml());
return(result.ToPrintStr());
}
}
//确认失败，则撤销订单
WxPayLog.Error(methodString, "Micropay failure, Reverse order is processing...");
if (!MicroPayCancel(out_trade_no))
{
WxPayLog.Error(methodString, "Reverse order failure");
throw new WxPayException("Reverse order failure！");
}
return(result.ToPrintStr());
}