DTcms.API/DTcms.API.Payment.alipaypc/Submit.cs

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using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;
using System.Xml;

namespace DTcms.API.Payment.alipaypc
{
	public class Submit
	{
		private static string _key;

		private static string _input_charset;

		private static string _sign_type;

		static Submit()
		{
			Submit._key = string.Empty;
			Submit._input_charset = string.Empty;
			Submit._sign_type = string.Empty;
			Submit._key = Config.Key.Trim().ToLower();
			Submit._input_charset = Config.Input_charset.Trim().ToLower();
			Submit._sign_type = Config.Sign_type.Trim().ToUpper();
		}

		private static System.Collections.Generic.Dictionary<string, string> BuildRequestPara(System.Collections.Generic.SortedDictionary<string, string> sParaTemp)
		{
			System.Collections.Generic.Dictionary<string, string> sPara = new System.Collections.Generic.Dictionary<string, string>();
			sPara = Core.FilterPara(sParaTemp);
			string mysign = Core.BuildMysign(sPara, Submit._key, Submit._sign_type, Submit._input_charset);
			sPara.Add("sign", mysign);
			sPara.Add("sign_type", Submit._sign_type);
			return sPara;
		}

		private static string BuildRequestParaToString(System.Collections.Generic.SortedDictionary<string, string> sParaTemp, System.Text.Encoding code)
		{
			System.Collections.Generic.Dictionary<string, string> sPara = new System.Collections.Generic.Dictionary<string, string>();
			sPara = Submit.BuildRequestPara(sParaTemp);
			return Core.CreateLinkStringUrlencode(sPara, code);
		}

		public static string BuildFormHtml(System.Collections.Generic.SortedDictionary<string, string> sParaTemp, string gateway, string strMethod, string strButtonValue)
		{
			System.Collections.Generic.Dictionary<string, string> dicPara = new System.Collections.Generic.Dictionary<string, string>();
			dicPara = Submit.BuildRequestPara(sParaTemp);
			System.Text.StringBuilder sbHtml = new System.Text.StringBuilder();
			sbHtml.Append(string.Concat(new string[]
			{
				"<form id='alipaysubmit' name='alipaysubmit' action='",
				gateway,
				"_input_charset=",
				Submit._input_charset,
				"' method='",
				strMethod.ToLower().Trim(),
				"'>"
			}));
			foreach (System.Collections.Generic.KeyValuePair<string, string> temp in dicPara)