/// <summary>
/// 获取access_token。会缓存，过期后自动重新获取新的token。
/// </summary>
public static TokenResult GetAccessToken()
{
var appId = WeChatConfig.GetAppId();
var secret = WeChatConfig.GetSecret();
var result = CacheHelper.Get("AccessToken" + appId) as TokenResult;
if (result == null || string.IsNullOrWhiteSpace(result.AccessToken))
{
result = HttpHelper.Get <TokenResult>(ApiList.GetTokenUrl, new
{
grant_type = "client_credential",
appid = appId,
secret = secret
});
if (result.IsSuccess)
{
CacheHelper.Set("AccessToken" + appId, result, result.ExpiresIn - 60);
}
else
{
LogHelper.Debug("GetAccessToken失败！" + result.ErrMsg, "微信_Fail_");
}
}
return(result);
}
/// <summary>
/// 必须传入Debug，Url,可选传入：WeChatPublic
/// </summary>
/// <param name="param"></param>
/// <returns></returns>
public static BaseResult CreateWxConfig(WeChatParam param)
{
try
{
var noncestr = PayUtil.GetNoncestr();
var timestamp = PayUtil.GetTimestamp();
var jsapiTicket = TokenHelper.GetJsapiTicket();
if (!jsapiTicket.IsSuccess)
{
return(new BaseResult(false, null, jsapiTicket.ErrMsg));
}
var appId = WeChatConfig.GetAppId();
var packageReq = new RequestHandler();
packageReq.SetParameter("noncestr", noncestr);
packageReq.SetParameter("jsapi_ticket", jsapiTicket.Ticket);
packageReq.SetParameter("timestamp", timestamp);
packageReq.SetParameter("url", param.Url);
var signature = packageReq.CreateSHA1Sign();
// 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
// 必填，公众号的唯一标识
// 必填，生成签名的时间戳
// 必填，生成签名的随机串
// 必填，签名，见附录1
// 必填，需要使用的JS接口列表，所有JS接口列表见附录2
var result = "wx.config({debug:" + (param.Debug ? "true" : "false") + ", appId: '" + appId + "', timestamp: " + timestamp + ", nonceStr: '" + noncestr + "', signature: '" + signature + "',jsApiList: ['checkJsApi','onMenuShareTimeline','onMenuShareAppMessage','onMenuShareQQ','onMenuShareWeibo','hideMenuItems','showMenuItems','hideAllNonBaseMenuItem','showAllNonBaseMenuItem','translateVoice','startRecord','stopRecord','onRecordEnd','playVoice','pauseVoice','stopVoice','uploadVoice','downloadVoice','chooseImage','previewImage','uploadImage','downloadImage','getNetworkType','openLocation','getLocation','hideOptionMenu','showOptionMenu','closeWindow','scanQRCode','chooseWXPay','openProductSpecificView','addCard','chooseCard','openCard'] });";//'checkJsApi',
return(new BaseResult(true, result));
}
catch (Exception ex)
{
return(new BaseResult(false, null, "var error='" + ex.Message.Replace("\r\n", "").Replace("\n", "").Replace("\t", "").Replace("<br>", "").Replace("'", "\"") + "';"));
}
}
/// <summary>
///
/// </summary>
public static JsapiTicketResult GetJsapiTicket()
{
var appId = WeChatConfig.GetAppId();
var result = CacheHelper.Get("JsapiTicket" + appId) as JsapiTicketResult;
if (result == null || string.IsNullOrWhiteSpace(result.Ticket))
{
result = HttpHelper.Get <JsapiTicketResult>(ApiList.GetticketUrl, new
{
access_token = GetAccessToken(),
type = "jsapi"
});
if (result.ErrMsg != "ok")
{
throw new Exception("获取JsapiTicket失败！" + result.ErrCode + "_" + result.ErrMsg);
}
if (result.IsSuccess)
{
CacheHelper.Set("JsapiTicket" + appId, result, result.ExpiresIn - 60);
}
else
{
LogHelper.Debug("GetJsapiTicket失败！" + result.ErrMsg, "微信_Fail_");
}
}
return(result);
}
/// <summary>
/// 传入 OpenId,订单Id，金额（分），过期时间（20141010121314），商品名称。
/// </summary>
/// <returns></returns>
public static string CreateJSAPIPayJson(PayParam param)
{
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);
//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();
payReq.SetKey(WeChatConfig.GetKey());
payReq.SetParameter("appId", WeChatConfig.GetAppId());
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Code
/// </summary>
public static Dictionary <string, string> GetOauth2AccessToken(WeChatParam param)
{
var param2 = new
{
appid = WeChatConfig.GetAppId(),
secret = WeChatConfig.GetSecret(),
code = param.Code,
grant_type = "authorization_code"
};
var dic = HttpHelper.Get <Dictionary <string, string> >(ApiList.GetOauth2AccessTokenUrl, param2);
return(dic);
}
/// <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 static string GetUnifiedOrder(PayParam param = null)
{
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();
req.SetKey(WeChatConfig.GetKey());
req.SetParameter("appid", WeChatConfig.GetAppId());
req.SetParameter("mch_id", WeChatConfig.GetMchId());
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) ? WeChatConfig.GetNotify() : 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();
var result = HttpHelper.Post(new HttpParam()
{
Url = ApiList.UnifiedOrderUrl,
PostParam = reqXml,
Encoding = HttpContext.Current.Request.ContentEncoding
});
return(result);
}
/// <summary>
/// billDate格式 20141212
/// </summary>
/// <param name="billDate"></param>
/// <returns></returns>
public static BaseResult DownloadBill(string billDate)
{
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("bill_date", billDate);
packageReq.SetParameter("bill_type", "ALL");
packageReq.SetParameter("sign", packageReq.CreateMd5Sign());
var reqXml = packageReq.ParseXml();
//httpClient.SetCharset(HttpContext.Current.Request.ContentEncoding.BodyName);
var result = HttpHelper.Post(new HttpParam()
{
Url = ApiList.DownloadBillUrl,
PostParam = reqXml,
Encoding = HttpContext.Current.Request.ContentEncoding
});
try
{
var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
var reResult1 = xe.GetElement("return_code") == null ? "" : xe.GetElement("return_code").Value;
var reResult2 = xe.GetElement("return_msg") == null ? "" : xe.GetElement("return_msg").Value;
return(new BaseResult()
{
IsSuccess = false, Data = "", Message = reResult1 + "_" + reResult2
});
}
catch (Exception)
{
var list = new List <Bill>();
var myList = result.Replace("\r\n", "|").Split('|').Skip(1).ToList <string>();
myList.RemoveAt(myList.Count() - 1);
myList.RemoveAt(myList.Count() - 1);
myList.RemoveAt(myList.Count() - 1);
string[] arr;
foreach (var str in myList)
{
arr = str.Replace("`", "").Split(',');
#region 赋值
list.Add(new Bill()
{
交易时间 = arr[0],
公众账号ID = arr[1],
商户号 = arr[2],
子商户号 = arr[3],
设备号 = arr[4],
微信订单号 = arr[5],
商户订单号 = arr[6],
用户标识 = arr[7],
交易类型 = arr[8],
交易状态 = arr[9],
付款银行 = arr[10],
货币种类 = arr[11],
总金额 = arr[12],
企业红包金额 = arr[13],
微信退款单号 = arr[14],
商户退款单号 = arr[15],
退款金额 = arr[16],
企业红包退款金额 = arr[17],
退款类型 = arr[18],
退款状态 = arr[19],
商品名称 = arr[20],
商户数据包 = arr[21],
手续费 = arr[22],
费率 = arr[23]
});
#endregion
}
return(new BaseResult()
{
IsSuccess = true, Data = list
});
}
}
/// <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
}
