141 lines
4.7 KiB
C#
141 lines
4.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Security.Cryptography;
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using System.Text;
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using System.Xml;
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namespace Mtxfw.Utility
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{
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public class Interface_WxeditAddress
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{
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public static string Get_RequestHtml(HttpContext Context, string APPID,string accessToken, string webUrl)
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{
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//设置package订单参数
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SortedDictionary<string, string> dic = new SortedDictionary<string, string>();
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string wx_nonceStr = getNoncestr();
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dic.Add("url", webUrl);
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dic.Add("appid", APPID);
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dic.Add("timestamp", getTimestamp());
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dic.Add("noncestr", wx_nonceStr);
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dic.Add("accesstoken", accessToken);
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string get_sign = BuildRequest(dic);
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return "\"appId\" : \"" + APPID + "\",\"scope\" : \"jsapi_address\",\"signType\" : \"SHA1\",\"addrSign\" : \"" + get_sign + "\",\"timeStamp\" : \"" + getTimestamp() + "\",\"nonceStr\" : \"" + wx_nonceStr + "\"";
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}
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public static string getNoncestr()
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{
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Random random = new Random();
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return GetMD5(random.Next(1000).ToString(), "utf-8");
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}
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public static string getTimestamp()
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{
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TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
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return Convert.ToInt64(ts.TotalSeconds).ToString();
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}
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public static string BuildRequest(SortedDictionary<string, string> sParaTemp)
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{
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//获取过滤后的数组
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Dictionary<string, string> dicPara = new Dictionary<string, string>();
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dicPara = FilterPara(sParaTemp);
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//组合参数数组
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string prestr = CreateLinkString(dicPara);
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//拼接支付密钥
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string stringSignTemp = prestr;
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//获得加密结果
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string mySign = GetSHA(stringSignTemp);
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//返回转换为大写的加密串
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return mySign;
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}
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/// <summary>
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/// 除去数组中的空值和签名参数并以字母a到z的顺序排序
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/// </summary>
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/// <param name="dicArrayPre">过滤前的参数组</param>
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/// <returns>过滤后的参数组</returns>
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public static Dictionary<string, string> FilterPara(SortedDictionary<string, string> dicArrayPre)
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{
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Dictionary<string, string> dicArray = new Dictionary<string, string>();
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foreach (KeyValuePair<string, string> temp in dicArrayPre)
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{
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if (temp.Key != "sign" && !string.IsNullOrEmpty(temp.Value))
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{
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dicArray.Add(temp.Key, temp.Value);
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}
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}
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return dicArray;
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}
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//组合参数数组
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public static string CreateLinkString(Dictionary<string, string> dicArray)
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{
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StringBuilder prestr = new StringBuilder();
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foreach (KeyValuePair<string, string> temp in dicArray)
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{
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prestr.Append(temp.Key + "=" + temp.Value + "&");
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}
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int nLen = prestr.Length;
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prestr.Remove(nLen - 1, 1);
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return prestr.ToString();
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}
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public static string GetSHA(string pwd)
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{
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string tmpStr = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(pwd, "SHA1");
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return tmpStr;
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}
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//加密
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public static string GetMD5(string pwd)
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{
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MD5 md5Hasher = MD5.Create();
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byte[] data = md5Hasher.ComputeHash(Encoding.UTF8.GetBytes(pwd));
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StringBuilder sBuilder = new StringBuilder();
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for (int i = 0; i < data.Length; i++)
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{
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sBuilder.Append(data[i].ToString("x2"));
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}
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return sBuilder.ToString();
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}
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/** 获取大写的MD5签名结果 */
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public static string GetMD5(string encypStr, string charset)
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{
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string retStr;
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MD5CryptoServiceProvider m5 = new MD5CryptoServiceProvider();
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//创建md5对象
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byte[] inputBye;
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byte[] outputBye;
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//使用GB2312编码方式把字符串转化为字节数组．
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try
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{
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inputBye = Encoding.GetEncoding(charset).GetBytes(encypStr);
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}
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catch (Exception ex)
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{
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inputBye = Encoding.GetEncoding("GB2312").GetBytes(encypStr);
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}
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outputBye = m5.ComputeHash(inputBye);
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retStr = System.BitConverter.ToString(outputBye);
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retStr = retStr.Replace("-", "").ToUpper();
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return retStr;
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}
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}
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} |