/**
* 根据当前系统时间加随机序列来生成订单号
* @return 订单号
*/
public static string GenerateOutTradeNo(string appid)
{
AppConfig config = AppConfigLibrary.Get(appid);
var ran = new Random();
return(string.Format("{0}{1}{2}", config.Mchid, DateTime.Now.ToString("yyyyMMddHHmmss"), ran.Next(999)));
}
/**
*
* 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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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
LogManager.Debug("WxPayApi", "ShortUrl request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, appid);
LogManager.Debug("WxPayApi", "ShortUrl response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData(appid);
result.FromXml(response);
ReportCostTime(url, appid, timeCost, result);//测速上报
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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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, appid);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData(appid);
result.FromXml(response);
ReportCostTime(url, appid, 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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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;
LogManager.Debug("WxPayApi", "Refund request : " + xml);
string response = HttpService.Post(xml, url, true, timeOut, appid);//调用HTTP通信接口提交数据到API
LogManager.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(appid);
result.FromXml(response);
ReportCostTime(url, appid, 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, string appid, int timeOut = 10)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.Ip); //终端ip
inputObj.SetValue("appid", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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
LogManager.Debug("WxPayApi", "MicroPay request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, config.AppId);//调用HTTP通信接口以提交数据到API
LogManager.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(config.AppId);
result.FromXml(response);
ReportCostTime(url, appid, 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, string appid, int timeOut = 1)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.Mchid); //商户号
inputObj.SetValue("user_ip", config.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();
LogManager.Log("WxPayApi", "Report request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, appid);
LogManager.Log("WxPayApi", "Report response : " + response);
WxPayData result = new WxPayData(appid);
result.FromXml(response);
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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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();
LogManager.Debug("WxPayApi", "DownloadBill request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, appid);//调用HTTP通信接口以提交数据到API
LogManager.Debug("WxPayApi", "DownloadBill result : " + response);
WxPayData result = new WxPayData(appid);
//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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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
LogManager.Debug("WxPayApi", "RefundQuery request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, appid);//调用HTTP通信接口以提交数据到API
LogManager.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(appid);
result.FromXml(response);
ReportCostTime(url, appid, 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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
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", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.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
LogManager.Debug("WxPayApi", "Reverse request : " + xml);
string response = HttpService.Post(xml, url, true, timeOut, appid);
LogManager.Debug("WxPayApi", "Reverse response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData(appid);
result.FromXml(response);
ReportCostTime(url, appid, timeCost, result);//测速上报
return(result);
}
public WxPayData(string appid)
{
_config = AppConfigLibrary.Get(appid);
}
/**
*
* 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, string appid, int timeCost, WxPayData inputObj)
{
AppConfig config = AppConfigLibrary.Get(appid);
//如果不需要进行上报
if (config.ReportLevenl == 0)
{
return;
}
//如果仅失败上报
if (config.ReportLevenl == 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(appid);
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, appid);
}
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, string appid, int timeOut = 6)
{
AppConfig config = AppConfigLibrary.Get(appid);
const 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", config.NotifyUrl);//异步通知url
}
inputObj.SetValue("appid", config.AppId); //公众账号ID
inputObj.SetValue("mch_id", config.Mchid); //商户号
inputObj.SetValue("spbill_create_ip", config.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;
LogManager.Debug("WxPayApi", "UnfiedOrder request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, appid);
LogManager.Debug("WxPayApi", "UnfiedOrder response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData(appid);
result.FromXml(response);
ReportCostTime(url, appid, timeCost, result);//测速上报
return(result);
}
public static string Post(string xml, string url, bool isUseCert, int timeout, string appid)
{
System.GC.Collect(); //垃圾回收，回收没有正常关闭的http连接
string result = ""; //返回结果
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
//设置最大连接数
ServicePointManager.DefaultConnectionLimit = 200;
//设置https验证方式
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback =
new RemoteCertificateValidationCallback(CheckValidationResult);
}
/***************************************************************
* 下面设置HttpWebRequest的相关属性
* ************************************************************/
request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.Timeout = timeout * 1000;
//设置代理服务器
//WebProxy proxy = new WebProxy(); //定义一个网关对象
//proxy.Address = new Uri(WxPayConfig.PROXY_URL); //网关服务器端口:端口
//request.Proxy = proxy;
//设置POST的数据类型和长度
request.ContentType = "text/xml";
byte[] data = System.Text.Encoding.UTF8.GetBytes(xml);
request.ContentLength = data.Length;
//是否使用证书
if (isUseCert)
{
AppConfig config = AppConfigLibrary.Get(appid);
string path = HttpContext.Current.Request.PhysicalApplicationPath;
X509Certificate2 cert = new X509Certificate2(path + config.SslcertPath, config.SslcertPassword);
request.ClientCertificates.Add(cert);
LogManager.Debug("WxPayApi", "PostXml used cert");
}
//往服务器写入数据
var reqStream = request.GetRequestStream();
reqStream.Write(data, 0, data.Length);
reqStream.Close();
//获取服务端返回
response = (HttpWebResponse)request.GetResponse();
Stream respStream = response.GetResponseStream();
if (respStream != null)
{
//获取服务端返回数据
StreamReader sr = new StreamReader(respStream, Encoding.UTF8);
result = sr.ReadToEnd().Trim();
sr.Close();
}
}
catch (System.Threading.ThreadAbortException e)
{
LogManager.Error("HttpService", "Thread - caught ThreadAbortException - resetting.");
LogManager.Error("Exception message: {0}", e.Message);
System.Threading.Thread.ResetAbort();
}
catch (WebException e)
{
LogManager.Error("HttpService", e.ToString());
if (e.Status == WebExceptionStatus.ProtocolError)
{
LogManager.Error("HttpService", "StatusCode : " + ((HttpWebResponse)e.Response).StatusCode);
LogManager.Error("HttpService", "StatusDescription : " + ((HttpWebResponse)e.Response).StatusDescription);
}
throw new WxPayException(e.ToString());
}
catch (Exception e)
{
LogManager.Error("HttpService", e.ToString());
throw new WxPayException(e.ToString());
}
finally
{
//关闭连接和流
if (response != null)
{
response.Close();
}
if (request != null)
{
request.Abort();
}
}
return(result);
}