//post数据
public static WxPayDataTool GetResult(string url, WxPayDataTool inputobj, bool isUseCert = true)
{
string xml = inputobj.ToXml();
//LogDB.DebugTest("发送的数据：" + xml);
string response = UtilTool.Post(url, xml, isUseCert);
//LogDB.DebugTest("接收的结果："+response);
WxPayDataTool result = new WxPayDataTool();
result.FromXml(response);
return(result);
}
//检测返回结果
public static bool CheckReturn(WxPayDataTool result)
{
if (result != null)
{
bool flag1 = (result.IsSet("return_code") && result.GetValue("return_code").ToString().ToUpper() == "SUCCESS");
bool flag2 = (result.IsSet("result_code") && result.GetValue("result_code").ToString().ToUpper() == "SUCCESS");
return(flag1 && flag2);
}
else
{
return(false);
}
}
public static SortedDictionary <string, object> AppPay(string body, string NotifyUrl, string orderid, string openid, decimal paymoney, string clientIp)
{
//string logStr=@"D:\ppp\log\WXPay\wx_AppPay_" + DateTime.Today.ToString("yyyyMMdd") + ".txt";
UnifiedOrderInfo info = new UnifiedOrderInfo()
{
Body = body,
OutTradeNo = orderid,
OpenId = "",
TotalFee = (int)(Math.Round(paymoney, 2, MidpointRounding.AwayFromZero) * 100),
SpbillCreateIp = clientIp,
NotifyUrl = NotifyUrl,
Trade_type = "APP"
};
string NonceStr = UtilTool.GenerateCode(32);
info.NonceStr = NonceStr;
//Util.WriteFile(logStr, @"WX AppPay Call======================" + DateTime.Now.ToString());
//Util.WriteFile(logStr, @"Client IP:" + info.SpbillCreateIp);
WxPayDataTool paytool = WxPayAction.UnifiedOrder(info);
// Util.WriteFile(logStr,@"微信返回信息:"+paytool.ToJson());
if (paytool.GetValue("return_code").ToString() == "SUCCESS")
{
if (paytool.GetValue("result_code").ToString() == "SUCCESS")
{
WxPayDataTool paytool2Sign = new WxPayDataTool();
PayAccountInfo payaccount = new PayAccountInfo();
paytool2Sign.SetValue("appid", payaccount.AppId);
paytool2Sign.SetValue("noncestr", info.NonceStr);//此参数虽然是随机码 但是必须和之前请求微信时的随机码一致
paytool2Sign.SetValue("package", "Sign=WXPay");
paytool2Sign.SetValue("partnerid", payaccount.PartnerId);
paytool2Sign.SetValue("prepayid", paytool.GetValue("prepay_id"));
paytool2Sign.SetValue("timestamp", UtilTool.GenerateUnixTime());
string sign = paytool2Sign.MakeSign(payaccount.PartnerKey);
paytool2Sign.SetValue("sign", sign);
return(paytool2Sign.GetValues());
}
else
{
return(null);
}
}
else
{
return(null);
}
}
public new WxPayDataTool ProcessNotify()
{
WxPayDataTool notifyData = GetNotifyData(_InputStream);
//检查支付结果中transaction_id是否存在
if (!notifyData.IsSet("transaction_id"))
{
//若transaction_id不存在，则立即返回结果给微信支付后台
WxPayDataTool res = new WxPayDataTool();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "支付结果中微信订单号不存在");
// Util.WriteFile(@"D:\ppp\log\wx.txt", "统一下单支付结果回调出错：" + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
string transaction_id = notifyData.GetValue("transaction_id").ToString();
string out_trade_no = notifyData.GetValue("out_trade_no").ToString();
string total = notifyData.GetValue("total_fee").ToString();
//查询订单，判断订单真实性
OrderqueryInfo info = new OrderqueryInfo()
{
Transaction_id = transaction_id
};
if (!QueryOrder(info))
{
//若订单查询失败，则立即返回结果给微信支付后台
WxPayDataTool res = new WxPayDataTool();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "订单查询失败");
//Util.WriteFile(@"D:\ppp\log\wx.txt", "订单查询失败：" + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
WxPayDataTool result = new WxPayDataTool();
result.SetValue("transaction_id", transaction_id);
result.SetValue("out_trade_no", out_trade_no);
result.SetValue("total_fee", total);
if (notifyData.IsSet("result_code"))
{
result.SetValue("result_code", notifyData.GetValue("result_code").ToString());
}
if (notifyData.IsSet("return_code"))
{
result.SetValue("return_code", notifyData.GetValue("return_code").ToString());
}
return(result);
}
//微信支付(公众号支付)
public static string WxJsApiPay(string body, string NotifyUrl, string orderid, string openid, decimal paymoney)
{
UnifiedOrderInfo info = new UnifiedOrderInfo()
{
Body = body,
OutTradeNo = orderid,
OpenId = openid,
TotalFee = (int)(Math.Round(paymoney, 2, MidpointRounding.AwayFromZero) * 100)
};
info.NotifyUrl = NotifyUrl;
WxPayDataTool paytool = WxPayAction.GetJsApiParameters(info);
string pay_json = paytool.ToJson();
return(pay_json);
}
//查询订单
private bool QueryOrder(OrderqueryInfo info)
{
// string logStr = @"D:\ppp\log\WXPay\wx_OrderQuery_" + DateTime.Today.ToString("yyyyMMdd") + ".txt";
WxPayDataTool result = new WxPayDataTool();
result = WxPayAction.Orderquery(info);
if (!WxPayAction.CheckReturn(result))
{
//Util.WriteFile(logStr, @"订单查询信息失败=============" + DateTime.Now.ToString());
//Util.WriteFile(logStr, result.ToJson());
return(false);
}
else
{
//Util.WriteFile(logStr, @"订单查询信息成功=============" + DateTime.Now.ToString());
//Util.WriteFile(logStr, result.ToJson());
return(true);
}
}
/// <summary>
/// 订单查询
/// </summary>
/// <param name="info"></param>
/// <returns></returns>
public static WxPayDataTool Orderquery(OrderqueryInfo info)
{
string url = "https://api.mch.weixin.qq.com/pay/orderquery";
WxPayDataTool paytool = new WxPayDataTool();
paytool.SetValue("appid", info.AppId);
paytool.SetValue("mch_id", info.PartnerId);
if (!string.IsNullOrEmpty(info.Transaction_id))
{
paytool.SetValue("transaction_id", info.Transaction_id);
}
if (!string.IsNullOrEmpty(info.Out_trade_no))
{
paytool.SetValue("out_trade_no", info.Out_trade_no);
}
paytool.SetValue("nonce_str", UtilTool.GenerateCode(32)); //随机字符串 不超过32位
paytool.SetValue("sign", paytool.MakeSign(info.PartnerKey)); //签名
WxPayDataTool result = GetResult(url, paytool, false);
return(result);
}
//微信(返回二维码链接扫码付)===原生支付
public static string GetQRCode(string body, string NotifyUrl, string orderid, string openid, decimal paymoney)
{
UnifiedOrderInfo info = new UnifiedOrderInfo()
{
Body = body,
OutTradeNo = orderid,
OpenId = "",
TotalFee = (int)(Math.Round(paymoney, 2, MidpointRounding.AwayFromZero) * 100),
NotifyUrl = NotifyUrl,
Trade_type = "NATIVE"
};
WxPayDataTool paytool = WxPayAction.UnifiedOrder(info);
bool flag = WxPayAction.CheckReturn(paytool);
if (flag)
{
return(paytool.GetValue("code_url").ToString());//获得统一下单接口返回的二维码链接
}
else
{
return("");
}
}
//H5调起js支付
public static WxPayDataTool GetJsApiParameters(UnifiedOrderInfo info)
{
string prepay_id = "";
WxPayDataTool payresult = UnifiedOrder(info);
if (CheckReturn(payresult))
// LogDB.DebugTest("统一下单信息出错：" + payresult.ToJson());
// else
{
if (payresult.IsSet("prepay_id") && (prepay_id = payresult.GetValue("prepay_id").ToString()) != "")
{
WxPayDataTool jsApiParam = new WxPayDataTool();
jsApiParam.SetValue("appId", info.AppId);
jsApiParam.SetValue("timeStamp", UtilTool.GenerateUnixTime());
jsApiParam.SetValue("nonceStr", UtilTool.GenerateCode(15));
jsApiParam.SetValue("package", "prepay_id=" + prepay_id);
jsApiParam.SetValue("signType", "MD5");
jsApiParam.SetValue("paySign", jsApiParam.MakeSign(info.PartnerKey));
return(jsApiParam);
}
}
return(new WxPayDataTool());
}
/// <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 WxPayDataTool GetNotifyData(Stream InputStream)
{
//接收从微信后台POST过来的数据
System.IO.Stream s = 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();
//转换数据格式并验证签名
WxPayDataTool data = new WxPayDataTool();
try
{
//LogDB.DebugTest("支付结果回调信息：" + builder.ToString());
data.FromXml(builder.ToString());
}
catch (Exception ex)
{
//若签名错误，则立即返回结果给微信支付后台
WxPayDataTool res = new WxPayDataTool();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", ex.Message);
//LogDB.DebugTest("异步回调信息出错：" + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
return(data);
}
//统一订单
public static WxPayDataTool UnifiedOrder(UnifiedOrderInfo info)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
if (string.IsNullOrWhiteSpace(info.NonceStr))
{
info.NonceStr = UtilTool.GenerateCode(32);
}
WxPayDataTool paytool = new WxPayDataTool();
paytool.SetValue("appid", info.AppId);
paytool.SetValue("mch_id", info.PartnerId);
paytool.SetValue("device_info", "");
paytool.SetValue("nonce_str", info.NonceStr);
paytool.SetValue("body", info.Body);
paytool.SetValue("attach", "");
paytool.SetValue("out_trade_no", info.OutTradeNo);
paytool.SetValue("total_fee", (int)info.TotalFee);
paytool.SetValue("spbill_create_ip", info.SpbillCreateIp);
paytool.SetValue("time_start", "");
paytool.SetValue("time_expire", "");
paytool.SetValue("goods_tag", info.GoodsTag);
paytool.SetValue("notify_url", info.NotifyUrl);
paytool.SetValue("trade_type", info.Trade_type);
paytool.SetValue("openid", info.OpenId);
string signstr = paytool.MakeSign(info.PartnerKey);
paytool.SetValue("sign", signstr);
WxPayDataTool result = GetResult(url, paytool, false);
if (!CheckReturn(result))
{
//LogDB.DebugTest("统一下单信息失败：" + result.ToJson());
}
return(result);
}
//检测返回结果
public static bool CheckReturn(WxPayDataTool result)
{
return(WxPayAction.CheckReturn(result));
}