/// <summary>
/// 撤销订单API接口。成功时返回API调用结果，其他抛异常
/// </summary>
/// <param name="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>
/// <param name="timeOut">接口超时时间</param>
/// <returns></returns>
public static WxData Reverse(WxData 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 WxException("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", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now; //请求开始时间
Log.Debug("WxPayApi", "撤销订单 request数据 : " + xml);
string response = HttpService.Post(xml, url, true, timeOut);
Log.Debug("WxPayApi", "撤销订单 response数据 : " + response);
DateTime end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 关闭订单
/// </summary>
/// <param name="inputObj">提交给关闭订单API的参数</param>
/// <param name="timeOut">接口超时时间</param>
/// <returns></returns>
public static WxData CloseOrder(WxData 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 WxException("关闭订单接口中，out_trade_no必填！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now; //请求开始时间
string response = HttpService.Post(xml, url, false, timeOut);
DateTime end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 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。
/// </summary>
/// <param name="inputObj">提交给转换短连接API的参数</param>
/// <param name="timeOut">接口超时时间</param>
/// <returns></returns>
public static WxData ShortUrl(WxData 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 WxException("需要转换的URL，签名用原串，传输需URL encode！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now; //请求开始时间
Log.Debug("WxPayApi", "转换短链接 request数据 : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Debug("WxPayApi", "转换短链接 response数据 : " + response);
DateTime end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 接收从微信支付后台发送过来的数据并验证签名
/// </summary>
/// <returns>微信支付后台返回的数据</returns>
public WxData GetNotifyData()
{
//接收从微信后台POST过来的数据
System.IO.Stream s = page.Request.InputStream;
int count = 0;
byte[] buffer = new byte[1024];
StringBuilder builder = new StringBuilder();
while ((count = s.Read(buffer, 0, 1024)) > 0)
{
builder.Append(Encoding.UTF8.GetString(buffer, 0, count));
}
s.Flush();
s.Close();
s.Dispose();
Log.Info(this.GetType().ToString(), "从微信接收数据 : " + builder.ToString());
//转换数据格式并验证签名
WxData data = new WxData();
try
{
data.FromXml(builder.ToString());
}
catch (WxException ex)
{
//若签名错误，则立即返回结果给微信支付后台
ReturnErrorMsgToWx("签名检查错误 : " + ex.Message);
}
Log.Info(this.GetType().ToString(), "检查签名成功");
return(data);
}
/// <summary>
/// 申请退款，成功时返回接口调用结果，其他抛异常
/// </summary>
/// <param name="inputObj">提交给申请退款API的参数</param>
/// <param name="timeOut">超时时间</param>
/// <returns></returns>
public static WxData Refund(WxData 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 WxException("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 WxException("退款申请接口中，缺少必填参数out_refund_no！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxException("退款申请接口中，缺少必填参数total_fee！");
}
else if (!inputObj.IsSet("refund_fee"))
{
throw new WxException("退款申请接口中，缺少必填参数refund_fee！");
}
else if (!inputObj.IsSet("op_user_id"))
{
throw new WxException("退款申请接口中，缺少必填参数op_user_id！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now;
Log.Debug("WxPayApi", "退款申请 request数据 : " + 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", "退款申请 response数据 : " + response);
DateTime 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
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 提交刷卡支付API。成功时返回调用结果，其他抛异常。
/// 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。
/// </summary>
/// <param name="inputObj">提交给被扫支付API的参数</param>
/// <param name="timeOut">超时时间</param>
/// <returns></returns>
public static WxData Micropay(WxData 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 WxException("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 WxException("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 WxException("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 WxException("提交被扫支付API接口中，缺少必填参数auth_code！");
}
inputObj.SetValue("spbill_create_ip", WxConfig.IP); //终端ip
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now; //请求开始时间
Log.Debug("WxPayApi", "刷卡支付 request数据 : " + 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", "刷卡支付 response数据 : " + response);
DateTime 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
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 测速上报接口实现。成功时返回测速上报接口返回的结果，其他抛异常
/// </summary>
/// <param name="inputObj">提交给测速上报接口的参数</param>
/// <param name="timeOut">测速上报接口超时时间（秒）</param>
/// <returns></returns>
public static WxData Report(WxData 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 WxException("接口URL，缺少必填参数interface_url！");
}
if (!inputObj.IsSet("return_code"))
{
throw new WxException("返回状态码，缺少必填参数return_code！");
}
if (!inputObj.IsSet("result_code"))
{
throw new WxException("业务结果，缺少必填参数result_code！");
}
if (!inputObj.IsSet("user_ip"))
{
throw new WxException("访问接口IP，缺少必填参数user_ip！");
}
if (!inputObj.IsSet("execute_time_"))
{
throw new WxException("接口耗时，缺少必填参数execute_time_！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.MCHID); //商户号
inputObj.SetValue("user_ip", WxConfig.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", "测试上报 request数据 : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Info("WxPayApi", "测试上报 response数据 : " + response);
WxData result = new WxData();
result.FromXml(response);
return(result);
}
/// <summary>
/// 下载对账单
/// </summary>
/// <param name="inputObj">提交给下载对账单API的参数</param>
/// <param name="timeOut">接口超时时间</param>
/// <returns></returns>
public static WxData DownloadBill(WxData 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 WxException("对账单接口中，缺少必填参数bill_date！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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", "下载对账单 request数据 : " + 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", "下载对账单 result数据 : " + response);
WxData result = new WxData();
//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);
}
/// <summary>
/// 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
/// </summary>
/// <param name="inputObj">提交给查询退款API的参数</param>
/// <param name="timeOut">接口超时时间</param>
/// <returns></returns>
public static WxData RefundQuery(WxData 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 WxException("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", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.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();
DateTime start = DateTime.Now; //请求开始时间
Log.Debug("WxPayApi", "退款查询 request数据 : " + 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", "退款查询 response数据 : " + response);
DateTime 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
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 统一下单
/// </summary>
/// <param name="inputObj">提交给统一下单API的参数</param>
/// <param name="timeOut">超时时间</param>
/// <returns></returns>
public static WxData UnifiedOrder(WxData inputObj, int timeOut = 10)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!inputObj.IsSet("out_trade_no"))
{
throw new WxException("缺少统一支付接口必填参数out_trade_no！");
}
else if (!inputObj.IsSet("body"))
{
throw new WxException("缺少统一支付接口必填参数body！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxException("缺少统一支付接口必填参数total_fee！");
}
else if (!inputObj.IsSet("trade_type"))
{
throw new WxException("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 WxException("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 WxException("统一支付接口中，缺少必填参数product_id！trade_type为NATIVE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", WxConfig.NOTIFY_URL); //异步通知url
}
//终端ip
if (inputObj.GetValue("trade_type").ToString() == "JSAPI")
{
inputObj.SetValue("spbill_create_ip", WxUtility.GetClientIP());
}
else if (inputObj.GetValue("trade_type").ToString() == "NATIVE")
{
inputObj.SetValue("spbill_create_ip", WxConfig.IP);
}
else
{
inputObj.SetValue("spbill_create_ip", WxUtility.GetClientIP());
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.MCHID); //商户号
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
//签名
inputObj.SetValue("sign", inputObj.MakeSign());
string xml = inputObj.ToXml();
DateTime start = DateTime.Now;
Log.Debug("WxPayApi", "统一下单 request数据 : " + xml);
string response = HttpService.Post(xml, url, false, timeOut);
Log.Debug("WxPayApi", "统一下单 response数据 : " + response);
DateTime end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}