代码如下，有需要的可以参考：
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Web;
5 using System.Web.UI;
6 using System.Web.UI.WebControls;
7 using System.Data;
8 using System.IO;
9 using System.Net;
10 using System.Text;
11 using System.Xml;
12 using System.Web.Security;
13 using Newtonsoft.Json.Linq;
14 using System.Net.Security;
15
16 namespace SY.Web.weixinApp
17 {
18 public partial class Token_url : System.Web.UI.Page
19 {
20 protected string Token = "";//你的token
21
22 protected void Page_Load(object sender, EventArgs e)
23 {
24 string postStr = "";
25
26 if (Request.HttpMethod.ToLower() == "post")
27 {
28 System.IO.Stream s = System.Web.HttpContext.Current.Request.InputStream;
29
30 byte[] b = new byte[s.Length];
31
32 s.Read(b, 0, (int)s.Length);
33
34 postStr = System.Text.Encoding.UTF8.GetString(b);
35 string _resStr = "";
36
37 if (!string.IsNullOrEmpty(postStr))
38 {
39 _resStr = ResponseMsg(postStr);
40 WriteFileLog(postStr);
41 }
42 Response.Write(_resStr);
43 Response.End();
44 }
45
46 else
47 {
48 Valid(); //正确响应微信发送的Token验证
49 }
50
51 }
52
53 /// <summary>
54 /// 验证微信签名
55 /// </summary>
56 /// * 将token、timestamp、nonce三个参数进行字典序排序
57 /// * 将三个参数字符串拼接成一个字符串进行sha1加密
58 /// * 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。
59 /// <returns></returns>
60 private bool CheckSignature()
61 {
62
63 string signature = Request.QueryString["signature"].ToString();
64 string timestamp = Request.QueryString["timestamp"].ToString();
65 string nonce = Request.QueryString["nonce"].ToString();
66 string[] ArrTmp = { Token, timestamp, nonce };
67 Array.Sort(ArrTmp); //字典排序
68 string tmpStr = string.Join("", ArrTmp);
69 tmpStr = FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1");
70 tmpStr = tmpStr.ToLower();
71 if (tmpStr == signature)
72 {
73 return true;
74 }
75 else
76 {
77 return false;
78 }
79 }
80
81 //正确响应微信发送的Token验证
82 private void Valid()
83 {
84
85 string echoStr = Request.QueryString["echoStr"].ToString();
86
87 if (CheckSignature())
88 {
89 if (!string.IsNullOrEmpty(echoStr))
90 {
91 Response.Write(echoStr);
92 Response.End();
93 }
94 }
95
96 }
97
98 /// <summary>
99 /// 返回信息结果(微信信息返回)
100 /// </summary>
101 /// <param name="weixinXML"></param>
102 private string ResponseMsg(string weixinXML)
103 {
104 XmlDocument xx = new XmlDocument();
105 xx.LoadXml(weixinXML);
106
107 XmlNode root = xx.SelectSingleNode("xml");
108
109 XmlNode _ToName = root.SelectSingleNode("ToUserName");
110 XmlNode _FromName = root.SelectSingleNode("FromUserName");
111 XmlNode _CreatTime = root.SelectSingleNode("CreateTime");
112 XmlNode _MsgType = root.SelectSingleNode("MsgType");
113
114 #region Click/View 事件处理
115 if (_MsgType.InnerText == "event")
116 {
117 XmlNode _Event = root.SelectSingleNode("Event");
118 XmlNode _EventKey = root.SelectSingleNode("EventKey");
119 if (_Event.InnerText == "subscribe")
120 {
121 //关注后返回信息代码
122 _returnStr = "<xml><ToUserName><![CDATA[" + _FromName.InnerText + "]]></ToUserName><FromUserName><![CDATA[" + _ToName.InnerText + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[欢迎关注！]]></Content></xml>";
123
124 return _returnStr;
125
126 }
127
128 #region click事件
129 if (_Event.InnerText == "CLICK")
130 {
131
132 //请求和客服对话，关键词：rgfw
133 if (_EventKey.InnerText == "rgfw")
134 {
135 //文字信息
136 _returnStr = "<xml><ToUserName><![CDATA[" + _FromName.InnerText + "]]></ToUserName><FromUserName><![CDATA[" + _ToName.InnerText + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[transfer_customer_service]]></MsgType></xml>";
137 return _returnStr;
138 }
139 else
140 {
141 //关键词：piclist自动回复图文信息
142 if (_EventKey.InnerText == "piclist")
143 {
144 DataTable dt = new DataTable();
145 dt = dal.GetList(8, "CID=525", "ID desc"); //获取需要回复的图文信息列表
146 StringBuilder sbpic = new StringBuilder();
147 if (dt != null && dt.Rows.Count > 0)
148 {
149 sbpic.Append("<xml>");
150 sbpic.AppendFormat("<ToUserName><![CDATA[{0}]]></ToUserName>", _FromName.InnerText);
151 sbpic.AppendFormat("<FromUserName><![CDATA[{0}]]></FromUserName>", _ToName.InnerText);
152 sbpic.AppendFormat("<CreateTime><![CDATA[{0}]]></CreateTime>", ConvertDateTimeInt(DateTime.Now));
153 sbpic.AppendFormat("<MsgType><![CDATA[{0}]]></MsgType>", "news");
154 sbpic.AppendFormat("<ArticleCount><![CDATA[{0}]]></ArticleCount>", dt.Rows.Count);
155 sbpic.Append("<Articles>");
156 foreach (DataRow dr in dt.Rows)
157 {
158 sbpic.Append("<item>");
159 sbpic.AppendFormat("<Title><![CDATA[{0}]]></Title>", dr["Title"]); //标题
160 sbpic.AppendFormat("<Description><![CDATA[{0}]]></Description>", dr["Des"]); //导读
161 sbpic.AppendFormat("<PicUrl><![CDATA[{0}]]></PicUrl>", "http://www.xxx.com/" + dr["Pic"]); //图片地址url
162 sbpic.AppendFormat("<Url><![CDATA[{0}]]></Url>", "http://www.xxx.com/test.aspx?id=" + dr["ID"]); //原文链接
163 sbpic.Append("</item>");
164 }
165
166 sbpic.Append("</Articles></xml>");
167
168 _returnStr = sbpic.ToString();
169 return _returnStr;
170 }
171 }
172
173 }
174 }
175 #endregion
176
177 }
178 #endregion
179
180 #region View事件 关键词自动回复文字或图片信息处理
181 if (_MsgType.InnerText == "text")
182 {
183 XmlNode _Content = root.SelectSingleNode("Content");
184
185 //关键词：rgfw请求和客服对话，
186 if (!string.IsNullOrEmpty(_Content.InnerText) && _Content.InnerText == "rgfw")
187 {
188 _returnStr = "<xml><ToUserName><![CDATA[" + _FromName.InnerText + "]]></ToUserName><FromUserName><![CDATA[" + _ToName.InnerText + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[transfer_customer_service]]></MsgType></xml>";
189 return _returnStr;
190 }
191 else
192 {
193 //文字信息
194 _returnStr = "<xml><ToUserName><![CDATA[" + _FromName.InnerText + "]]></ToUserName><FromUserName><![CDATA[" + _ToName.InnerText + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[文字信息]]></Content></xml>";
195 return _returnStr;
196 }
197
198 }
199 #endregion
200
201 return _returnStr;
202 }
203
204
205 /// <summary>
206 /// unix时间转换为datetime
207 /// </summary>
208 /// <param name="timeStamp"></param>
209 /// <returns></returns>
210 private DateTime UnixTimeToTime(string timeStamp)
211 {
212 DateTime dtStart = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1));
213 long lTime = long.Parse(timeStamp + "0000000");
214 TimeSpan toNow = new TimeSpan(lTime);
215 return dtStart.Add(toNow);
216 }
217
218 /// <summary>
219 /// datetime转换为unixtime
220 /// </summary>
221 /// <param name="time"></param>
222 /// <returns></returns>
223 private int ConvertDateTimeInt(System.DateTime time)
224 {
225 System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1));
226 return (int)(time - startTime).TotalSeconds;
227 }
228
229 /// <summary>
230 /// 写入文件日志
231 /// </summary>
232 /// <param name="strMemo"></param>
233 private void WriteFileLog(string strMemo)
234 {
235 string _filepath = Server.MapPath("/logs");
236 string _filename = Server.MapPath("/logs/logs.log");
237
238 if (!Directory.Exists(_filepath))
239 {
240 Directory.CreateDirectory(_filepath);
241 if (!File.Exists(_filename))
242 {
243 FileStream fs1 = File.Create(_filename);
244 fs1.Close();
245 fs1.Dispose();
246 }
247 }
248
249 //将文件信息读入流中
250 using (FileStream fs = new FileStream(_filename, FileMode.OpenOrCreate | FileMode.Append))
251 {
252 lock (fs)//锁住流
253 {
254 //if (!fs.CanWrite)
255 //{
256 // throw new System.Security.SecurityException("文件fileName=" + _filename + "是只读文件不能写入!");
257 //}
258
259 StreamWriter sw = new StreamWriter(fs);
260 sw.WriteLine(strMemo);
261 sw.Dispose();
262 sw.Close();
263 }
264 }
265
266 }
267
268
269 }
270 }
时间： 2024-08-28 10:12:53