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Mtxfw.VipSite/weixintoken0.aspx.cs

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+using System;
+using System.Data;
+using System.Configuration;
+using System.Web;
+using System.Net;
+using System.IO;
+using System.Security.Cryptography;
+using System.Xml;
+using System.Collections.Specialized;
+using System.Text.RegularExpressions;
+using System.Collections.Generic;
+using System.Text;
+using System.Globalization;
+using System.Web.Security;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Web.UI.WebControls.WebParts;
+using System.Web.UI.HtmlControls;
+using System.Data;
+using System.Data.SqlClient;
+using System.Web.Script.Serialization;
+namespace Mtxfw.shop
+{
+    public partial class weixintoken0 : System.Web.UI.Page
+    {
+        /// <summary>
+        /// 填写你申请的登录资料
+        /// </summary>
+
+        public Mtxfw.Utility.Config config = new Mtxfw.Utility.Config("");
+        public Mtxfw.DAL.Article daoArt = new Mtxfw.DAL.Article();
+        public Mtxfw.DAL.user_info daoUser = new Mtxfw.DAL.user_info();
+        public int gtype = 0;
+        protected void Page_Load(object sender, EventArgs e)
+        {
+            string hostname = Request.Url.Host;
+            gtype = new DAL.host().GetId(hostname);
+            if (!IsPostBack)
+            {
+                if (Request.QueryString["echoStr"] != null)
+                {
+                    string echoStr = Request.QueryString["echoStr"];
+                    if (CheckSignature())
+                    {
+                        if (!string.IsNullOrEmpty(echoStr))
+                        {
+                            Response.Write(echoStr);
+                            Response.End();
+                        }
+                    }
+                }
+                
+            }
+        }
+        /// <summary>        
+        /// 验证微信签名        
+        /// </summary>         
+        /// * 将token、timestamp、nonce三个参数进行字典序排序        
+        /// * 将三个参数字符串拼接成一个字符串进行sha1加密        
+        /// * 开发者获得加密后的字符串可与signature对比，标识该请求来源于微信。        
+        /// <returns></returns>         
+        private bool CheckSignature()
+        {
+            string signature = Request.QueryString["signature"];
+            string timestamp = Request.QueryString["timestamp"];
+            string nonce = Request.QueryString["nonce"];
+            Mtxfw.Utility.Common.WriteHtml("/weixin/weixin0.txt", timestamp + "|" + nonce);
+            string[] ArrTmp = { config.webToken, timestamp, nonce };
+            Array.Sort(ArrTmp);     //字典排序            
+            string tmpStr = string.Join("", ArrTmp);
+            tmpStr = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1");
+            tmpStr = tmpStr.ToLower();
+            if (tmpStr == signature)
+            {
+                return true;
+            }
+            else
+            {
+                return false;
+            }
+        }
+       
+    }
+}