private const string Order_QUERY_Url = "https://api.mch.weixin.qq.com/pay/orderquery";//订单查询
public PaymentProvider(string appID, string mchID,string notifyURL,string key)
{
ParamCheckHelper.WhiteSpaceThrow(appID, "appID");
ParamCheckHelper.WhiteSpaceThrow(mchID, "mchID");
ParamCheckHelper.WhiteSpaceThrow(notifyURL, "notifyURL");
ParamCheckHelper.WhiteSpaceThrow(key, "key");
this.AppID = appID;
this.MchID = mchID;
this.NotifyURL = notifyURL;
this.KEY = key;
}
/// <summary>
/// 订单查询
/// </summary>
/// <param name="byTransactionID"></param>
/// <param name="identify"></param>
/// <returns></returns>
private PayQueryResult OrderQuery(bool byTransactionID, string identify)
{
ParamCheckHelper.WhiteSpaceThrow(identify, "identify");
ParamCheckHelper.LimitLengthThrow(identify, 32, "identify");
string nonce_str = Guid.NewGuid().ToString().Replace("-", "");
SortedDictionary<string, string> parameters = new SortedDictionary<string, string>();
StringBuilder builder = new StringBuilder();
builder.Append("<xml>");
builder.Append("<appid>" + this.AppID + "</appid>");
parameters.Add("appid", this.AppID);
builder.Append("<mch_id>" + this.MchID + "</mch_id>");
parameters.Add("mch_id", this.MchID);
if (byTransactionID)
{
builder.Append("<transaction_id>" + identify + "</transaction_id>");
parameters.Add("transaction_id", identify);
}
else
{
builder.Append("<out_trade_no>" + identify + "</out_trade_no>");
parameters.Add("out_trade_no", identify);
}
builder.Append("<nonce_str>" + nonce_str + "</nonce_str>");
parameters.Add("nonce_str", nonce_str);
string sign = CalcSign(parameters);
builder.Append("<sign>" + sign + "</sign>");
builder.Append("</xml>");
string xml = string.Empty;
try
{
xml = ZTImage.HttpEx.SyncPost(Order_QUERY_Url, builder.ToString(), Encoding.UTF8);
}
catch (Exception ex)
{
ZTImage.Log.Trace.Error("订单查询时出现错误", ex);
}
return ParseOrderQuery(xml);
}