/// <summary>
/// 传入 OpenId,订单Id，金额（分），过期时间（20141010121314），商品名称。
/// </summary>
/// <returns></returns>
public string CreateJSAPIPayJson(PayParam param, HttpContextBase context)
{
if (param.TotalFee == null || string.IsNullOrWhiteSpace(param.ProductName) || string.IsNullOrWhiteSpace(param.OrderNumber) || string.IsNullOrWhiteSpace(param.OpenId) || string.IsNullOrWhiteSpace(param.TimeExpire))
{
return "参数错误";
}
param.TradeType = EnumHelper.TradeType.JSAPI;
var result = GetUnifiedOrder(param, context);
//LogHelper.WriteLog("aa_", "GetUnifiedOrder后的值是：" + result);
var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
#warning 这里暂时使用了 redis的Common
try
{
var prepayId = xe.GetElement("prepay_id").Value;
var payReq = new RequestHandler(context);
payReq.SetKey(GetConfig.GetKey(param));
payReq.SetParameter("appId", GetConfig.GetAppid(param));
payReq.SetParameter("timeStamp", PayUtil.GetTimestamp());
payReq.SetParameter("nonceStr", PayUtil.GetNoncestr());
payReq.SetParameter("package", "prepay_id=" + prepayId);
payReq.SetParameter("signType", "MD5");
//创建签名
payReq.SetParameter("paySign", payReq.CreateMd5Sign());
var payReqXml = payReq.ParseXml();
var payReqJson = payReq.ParseJson();
return payReqJson;
}
catch (Exception)
{
var returnCode = xe.GetElement("return_code").Value;
var returnMsg = xe.GetElement("return_msg").Value;
return "{Error:'" + returnCode + returnMsg + "'}";
}
}
/// <summary>
/// 传入订单号OrderNumber，RefundNumber,总金额total_fee（分）,RefundFee退款金额(分)，
/// </summary>
/// <param name="context"></param>
/// <param name="param"></param>
/// <returns></returns>
public BaseResult Refund(HttpContextBase context, PayParam param)
{
if (param.TotalFee == null || param.RefundFee == null || string.IsNullOrWhiteSpace(param.OrderNumber) || string.IsNullOrWhiteSpace(param.RefundNumber))
{
return new BaseResult() { IsSuccess = false, Message = "参数错误！" };
}
#region 财付通退款，已OK
//var packageReq = new RequestHandler(context);
//packageReq.SetKey(Key);
//packageReq.SetParameter("partner", "1225604801");
//packageReq.SetParameter("out_trade_no", param.OrderNumber);
//packageReq.SetParameter("out_refund_no", param.OrderNumber);
//packageReq.SetParameter("total_fee", param.TotalFee.Value.ToString(CultureInfo.InvariantCulture));
//packageReq.SetParameter("refund_fee", param.RefundFee.Value.ToString(CultureInfo.InvariantCulture));
//packageReq.SetParameter("op_user_id", "1225604801");
//packageReq.SetParameter("op_user_passwd", "111111");
//packageReq.SetParameter("sign", packageReq.CreateSign());
//var httpClient = new HttpUtil();
////httpClient.SetCharset(context.Request.ContentEncoding.BodyName);
////这里很神奇，必须要用 GB2312编码，不能通过 context.Request.ContentEncoding.BodyName获取编码
//httpClient.SetCharset("gb2312");
//httpClient.SetCertInfo(WeChatCertPath, WeChatCertPwd);
//var reqXml = packageReq.GetRequestURL();
//var result = httpClient.Send(reqXml, "https://mch.tenpay.com/refundapi/gateway/refund.xml");
//var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
//return new BaseResult() { IsSuccess = false };
#endregion
#region 微信退款
var packageReq = new RequestHandler(context);
packageReq.SetKey(GetConfig.GetKey(param));
packageReq.SetParameter("appid", GetConfig.GetAppid(param));
packageReq.SetParameter("mch_id", GetConfig.GetMchId(param));
packageReq.SetParameter("nonce_str", GetNoncestr());
packageReq.SetParameter("out_trade_no", param.OrderNumber);
packageReq.SetParameter("out_refund_no", param.RefundNumber);
packageReq.SetParameter("total_fee", (param.TotalFee.Value).ToString(CultureInfo.InvariantCulture));
packageReq.SetParameter("refund_fee", param.RefundFee.Value.ToString(CultureInfo.InvariantCulture));
packageReq.SetParameter("op_user_id", GetConfig.GetMchId(param));
packageReq.SetParameter("sign", packageReq.CreateMd5Sign());
var reqXml = packageReq.ParseXml();
var httpClient = new HttpUtil();
httpClient.SetCharset(context.Request.ContentEncoding.BodyName);
httpClient.SetCertInfo(GetConfig.GetCertPath(param), GetConfig.GetCertPwd(param));
var result = httpClient.Send(reqXml, "https://api.mch.weixin.qq.com/secapi/pay/refund");
var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
var returnCode = xe.GetElement("return_code").Value;
//退款成功
if (returnCode.Equals("SUCCESS"))
{
var resultCode = xe.GetElement("result_code").Value;
if (resultCode.Equals("SUCCESS"))
{
var outTradeNo = xe.GetElement("out_trade_no").Value;
//在外面回写订单
return new BaseResult()
{
IsSuccess = true,
Data = new Dictionary<string, string>
{
{"OrderNumber", outTradeNo}
}
};
}
}
var errCodeDes = xe.GetElement("err_code_des") == null ? "" : xe.GetElement("err_code_des").Value;
var returnMsg = xe.GetElement("return_msg") == null ? "" : xe.GetElement("return_msg").Value;
return new BaseResult() { IsSuccess = false, Message = returnMsg + errCodeDes };
#endregion
}
/// <summary>
/// 传入ProductName，OrderNumber，TotalFee，TimeExpire，OpenId（可选），TradeType，NotifyUrl（可选）
/// </summary>
/// <param name="param"></param>
/// <param name="context"></param>
/// <returns></returns>
public string GetUnifiedOrder(PayParam param, HttpContextBase context)
{
if (param.TotalFee == null || string.IsNullOrWhiteSpace(param.ProductName) || string.IsNullOrWhiteSpace(param.OrderNumber) || string.IsNullOrWhiteSpace(param.TimeExpire) || param.TradeType == null)
{
return "参数错误";
}
var req = new RequestHandler(context);
req.SetKey(GetConfig.GetKey(param));
req.SetParameter("appid", GetConfig.GetAppid(param));
req.SetParameter("mch_id", GetConfig.GetMchId(param));
req.SetParameter("nonce_str", GetNoncestr());
req.SetParameter("body", param.ProductName);
req.SetParameter("out_trade_no", param.OrderNumber);
req.SetParameter("total_fee", param.TotalFee.ToString());
req.SetParameter("spbill_create_ip", IPHelper.GetVisitorIP());
req.SetParameter("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
req.SetParameter("time_expire", param.TimeExpire);
req.SetParameter("notify_url",
string.IsNullOrWhiteSpace(param.NotifyUrl) ? GetConfig.GetNotify(param) : param.NotifyUrl);
req.SetParameter("trade_type", param.TradeType.ToString());
if (!string.IsNullOrWhiteSpace(param.OpenId))
{
req.SetParameter("openid", param.OpenId);
}
req.SetParameter("sign", req.CreateMd5Sign());
var reqXml = req.ParseXml();
//LogHelper.WriteLog("aa_", "reqXml的值是：" + reqXml);
var http = new HttpUtil();
http.SetCharset(context.Request.ContentEncoding.BodyName);
var result = http.Send(reqXml, ApiList.UnifiedOrderUrl);
return result;
}
/// <summary>
/// 传入订单号OrderNumber，RefundNumber,总金额total_fee（分）,RefundFee退款金额(分)，
/// </summary>
/// <param name="context"></param>
/// <param name="param"></param>
/// <returns></returns>
public static BaseResult Refund(PayParam param)
{
if (param.TotalFee == null || param.RefundFee == null || string.IsNullOrWhiteSpace(param.OrderNumber) || string.IsNullOrWhiteSpace(param.RefundNumber))
{
return(new BaseResult()
{
IsSuccess = false, Message = "参数错误！"
});
}
#region 财付通退款，已OK
//var packageReq = new RequestHandler(context);
//packageReq.SetKey(Key);
//packageReq.SetParameter("partner", "1225604801");
//packageReq.SetParameter("out_trade_no", param.OrderNumber);
//packageReq.SetParameter("out_refund_no", param.OrderNumber);
//packageReq.SetParameter("total_fee", param.TotalFee.Value.ToString(CultureInfo.InvariantCulture));
//packageReq.SetParameter("refund_fee", param.RefundFee.Value.ToString(CultureInfo.InvariantCulture));
//packageReq.SetParameter("op_user_id", "1225604801");
//packageReq.SetParameter("op_user_passwd", "111111");
//packageReq.SetParameter("sign", packageReq.CreateSign());
//var httpClient = new HttpUtil();
////httpClient.SetCharset(context.Request.ContentEncoding.BodyName);
////这里很神奇，必须要用 GB2312编码，不能通过 context.Request.ContentEncoding.BodyName获取编码
//httpClient.SetCharset("gb2312");
//httpClient.SetCertInfo(WeChatCertPath, WeChatCertPwd);
//var reqXml = packageReq.GetRequestURL();
//var result = httpClient.Send(reqXml, "https://mch.tenpay.com/refundapi/gateway/refund.xml");
//var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
//return new BaseResult() { IsSuccess = false };
#endregion
#region 微信退款
var packageReq = new RequestHandler();
packageReq.SetKey(WeChatConfig.GetKey());
packageReq.SetParameter("appid", WeChatConfig.GetAppId());
packageReq.SetParameter("mch_id", WeChatConfig.GetMchId());
packageReq.SetParameter("nonce_str", GetNoncestr());
//packageReq.SetParameter("transaction_id", "");
packageReq.SetParameter("out_trade_no", param.OrderNumber);
packageReq.SetParameter("out_refund_no", param.RefundNumber);
packageReq.SetParameter("total_fee", (param.TotalFee.Value).ToString(CultureInfo.InvariantCulture));
packageReq.SetParameter("refund_fee", param.RefundFee.Value.ToString(CultureInfo.InvariantCulture));
packageReq.SetParameter("op_user_id", WeChatConfig.GetMchId());
packageReq.SetParameter("sign", packageReq.CreateMd5Sign());
var reqXml = packageReq.ParseXml();
var result = HttpHelper.Post(new HttpParam()
{
Url = "https://api.mch.weixin.qq.com/secapi/pay/refund",
PostParam = reqXml,
Encoding = HttpContext.Current.Request.ContentEncoding,
CertPath = WeChatConfig.GetCertPath(),
CertPwd = WeChatConfig.GetCertPwd()
});
var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
var returnCode = xe.GetElement("return_code").Value;
//退款成功
if (returnCode.Equals("SUCCESS"))
{
var resultCode = xe.GetElement("result_code").Value;
if (resultCode.Equals("SUCCESS"))
{
var outTradeNo = xe.GetElement("out_trade_no").Value;
//在外面回写订单
return(new BaseResult()
{
IsSuccess = true,
Data = new Dictionary <string, string>
{
{ "OrderNumber", outTradeNo }
}
});
}
}
var errCodeDes = xe.GetElement("err_code_des") == null ? "" : xe.GetElement("err_code_des").Value;
var returnMsg = xe.GetElement("return_msg") == null ? "" : xe.GetElement("return_msg").Value;
return(new BaseResult()
{
IsSuccess = false, Message = returnMsg + errCodeDes
});
#endregion
}
