/**
* 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(WxPayConfig wxPayConfig, 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_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now; //请求开始时间
WxPayLog.Debug("WxPayApi", "MicroPay request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, false, timeOut); //调用HTTP通信接口以提交数据到API
WxPayLog.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(wxPayConfig, response);
ReportCostTime(wxPayConfig, 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(WxPayConfig wxPayConfig, 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_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig)); //签名
string xml = inputObj.ToXml();
WxPayLog.Debug("WxPayApi", "DownloadBill request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, false, timeOut); //调用HTTP通信接口以提交数据到API
WxPayLog.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(wxPayConfig, 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(WxPayConfig wxPayConfig, 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_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now; //请求开始时间
WxPayLog.Debug("WxPayApi", "RefundQuery request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, false, timeOut); //调用HTTP通信接口以提交数据到API
WxPayLog.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(wxPayConfig, response);
ReportCostTime(wxPayConfig, url, timeCost, result); //测速上报
return(result);
}
/**
* @将xml转为WxPayData对象并返回对象内部的数据
* @param string 待转换的xml串
* @return 经转换得到的Dictionary
* @throws WxPayException
*/
public SortedDictionary <string, object> FromXml(WxPayConfig wxPayConfig, string xml)
{
if (string.IsNullOrEmpty(xml))
{
WxPayLog.Error(this.GetType().ToString(), "将空的xml串转换为WxPayData不合法!");
throw new WxPayException("将空的xml串转换为WxPayData不合法!");
}
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.XmlResolver = null;
xmlDoc.LoadXml(xml);
XmlNode xmlNode = xmlDoc.FirstChild;//获取到根节点<xml>
XmlNodeList nodes = xmlNode.ChildNodes;
foreach (XmlNode xn in nodes)
{
XmlElement xe = (XmlElement)xn;
m_values[xe.Name] = xe.InnerText;//获取xml的键值对到WxPayData内部的数据中
}
try
{
//2015-06-29 错误是没有签名
if (!m_values["return_code"].Equals("SUCCESS"))
{
return(m_values);
}
CheckSign(wxPayConfig, SIGN_TYPE_HMAC_SHA256);//验证签名,不通过会抛异常
}
catch (WxPayException ex)
{
throw new WxPayException(ex.Message);
}
return(m_values);
}
/// <summary>
/// https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay.php?chapter=14_3
/// 查询企业支付
/// </summary>
/// <param name="partner_trade_no">商户订单号</param>
/// <param name="timeOut"></param>
/// <returns></returns>
/// <exception cref="WxPayException"></exception>
public static WxPayData MchPayGetTransfer(WxPayConfig wxPayConfig, string partner_trade_no, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/mmpaymkttransfers/gettransferinfo";
//检测必填参数
if (string.IsNullOrEmpty(partner_trade_no))
{
throw new WxPayException("缺少必填参数partner_trade_no！");
}
WxPayData inputObj = new WxPayData();
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
//签名
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig, WxPayData.SIGN_TYPE_MD5));
string xml = inputObj.ToXml();
var start = DateTime.Now;
WxPayLog.Debug("WxPayApi", "MchPayTransfers request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, false, timeOut);
WxPayLog.Debug("WxPayApi", "MchPayTransfers response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(wxPayConfig, 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(WxPayConfig wxPayConfig, 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_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig)); //签名
string xml = inputObj.ToXml();
var start = DateTime.Now; //请求开始时间
WxPayLog.Debug("WxPayApi", "Reverse request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, true, timeOut);
WxPayLog.Debug("WxPayApi", "Reverse response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(wxPayConfig, response);
ReportCostTime(wxPayConfig, url, timeCost, result); //测速上报
return(result);
}
/**
*
* 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(WxPayConfig wxPayConfig, string interface_url, int timeCost,
WxPayData inputObj)
{
//如果不需要进行上报
if (wxPayConfig.ReportLevel == 0)
{
return;
}
//如果仅失败上报
if (wxPayConfig.ReportLevel == 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(wxPayConfig, data);
}
catch (WxPayException)
{
//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(WxPayConfig wxPayConfig, 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.NotifyUrl); //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
inputObj.SetValue("sign_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
//签名
inputObj.SetValue("sign", inputObj.MakeSign(wxPayConfig));
string xml = inputObj.ToXml();
var start = DateTime.Now;
WxPayLog.Debug("WxPayApi", "UnfiedOrder request : " + xml);
string response = HttpService.Post(wxPayConfig, xml, url, false, timeOut);
WxPayLog.Debug("WxPayApi", "UnfiedOrder response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(wxPayConfig, response);
ReportCostTime(wxPayConfig, url, timeCost, result); //测速上报
return(result);
}
public static string Post(WxPayConfig wxPayConfig, string xml, string url, bool isUseCert, int timeout)
{
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;
Stream reqStream = 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.UserAgent = USER_AGENT;
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)
{
//string path = HttpContext.Current.Request.PhysicalApplicationPath;
X509Certificate2 cert = new X509Certificate2(wxPayConfig.SSlCertPath, wxPayConfig.SSlCertPassword);
request.ClientCertificates.Add(cert);
WxPayLog.Debug("WxPayApi", "PostXml used cert");
}
//往服务器写入数据
reqStream = request.GetRequestStream();
reqStream.Write(data, 0, data.Length);
reqStream.Close();
//获取服务端返回
response = (HttpWebResponse)request.GetResponse();
//获取服务端返回数据
StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
result = sr.ReadToEnd().Trim();
sr.Close();
}
catch (System.Threading.ThreadAbortException e)
{
WxPayLog.Error("HttpService", "Thread - caught ThreadAbortException - resetting.");
WxPayLog.Error("Exception message: {0}", e.Message);
System.Threading.Thread.ResetAbort();
}
catch (WebException e)
{
WxPayLog.Error("HttpService", e.ToString());
if (e.Status == WebExceptionStatus.ProtocolError)
{
WxPayLog.Error("HttpService", "StatusCode : " + ((HttpWebResponse)e.Response).StatusCode);
WxPayLog.Error("HttpService", "StatusDescription : " + ((HttpWebResponse)e.Response).StatusDescription);
}
throw new WxPayException(e.ToString());
}
catch (Exception e)
{
WxPayLog.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);
}
/**
* @生成签名，详见签名生成算法
* @return 签名, sign字段不参加签名 SHA256
*/
public string MakeSign(WxPayConfig wxPayConfig)
{
return(MakeSign(wxPayConfig, SIGN_TYPE_HMAC_SHA256));
}