102 lines
3.7 KiB
C#
102 lines
3.7 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Deepleo.Weixin.SDK.Helpers;
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namespace Deepleo.Weixin.SDK.Pay
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{
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public class PayUtil
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{
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/// <summary>
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/// 生成POST的xml数据字符串
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/// </summary>
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/// <param name="postdataDict">>参与生成的参数列表</param>
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/// <param name="sign">签名</param>
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/// <returns></returns>
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public static string GeneralPostdata(IDictionary<string, string> postdataDict, string sign)
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{
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var sb2 = new StringBuilder();
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sb2.Append("<xml>");
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foreach (var sA in postdataDict.OrderBy(x => x.Key))//参数名ASCII码从小到大排序（字典序）；
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{
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sb2.Append("<" + sA.Key + ">")
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.Append(Util.Transfer(sA.Value))//参数值用XML转义即可，CDATA标签用于说明数据不被XML解析器解析。
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.Append("</" + sA.Key + ">");
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}
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sb2.Append("<sign>").Append(sign).Append("</sign>");
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sb2.Append("</xml>");
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return sb2.ToString();
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}
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/// <summary>
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/// 将ErrorCode翻译成文字
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/// </summary>
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/// <param name="errorcode">err_code</param>
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/// <returns></returns>
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public static string ExplainErrorcode(string err_code)
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{
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switch (err_code)
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{
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case "NOAUTH":
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return "商户无此接口权限";
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case "NOTENOUGH":
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return "余额不足";
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case "ORDERPAID":
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return "商户订单已支付";
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case "ORDERCLOSED":
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return "订单已关闭";
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case "ORDERREVERSED":
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return "订单已撤销";
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case "BANKERROR":
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return "银行系统异常";
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case "USERPAYING":
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return "用户支付中，需要输入密码";
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case "AUTH_CODE_INVALID":
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return "授权码检验错误";
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case "BUYER_MISMATCH":
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return "支付帐号错误";
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case "AUTHCODEEXPIRE":
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return "二维码已过期，请用户在微信上刷新后再试";
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case "NOTSUPORTCARD":
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return "不支持卡类型";
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case "SYSTEMERROR":
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return "系统错误";
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case "APPID_NOT_EXIST":
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return "APPID不存在";
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case "MCHID_NOT_EXIST":
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return "MCHID不存在";
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case "APPID_MCHID_NOT_MATCH":
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return "appid和mch_id不匹配";
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case "LACK_PARAMS":
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return "缺少参数";
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case "OUT_TRADE_NO_USED":
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return "商户订单号重复";
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case "SIGNERROR":
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return "签名错误";
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case "XML_FORMAT_ERROR":
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return "XML格式错误";
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case "REQUIRE_POST_METHOD":
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return "请使用post方法";
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case "POST_DATA_EMPTY":
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return "post数据为空";
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case "NOT_UTF8":
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return "编码格式错误";
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case "ORDERNOTEXIST":
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return "查询系统中不存在此交易订单号";
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case "INVALID_TRANSACTIONID":
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return "无效transaction_id";
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case "PARAM_ERROR":
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return "参数错误";
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default:
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return err_code;
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}
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}
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}
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}
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