微信公共平台开发源码

2023-10-13 15:18:52
public partial class Index : System.Web.UI.Page
{
public string token = "AAA";//自己的 token
protected void Page_Load(object sender, EventArgs e)
{
#region
////------签名验证
//string echostr = Request["echostr"].ToString();
//WriteLog(echostr); //保存到txt
//Response.Write(echostr);
//Response.End();
////--------接收返回的xml，解析，回复信息
//string postStr = "";
//if (Request.HttpMethod.ToLower() == "post")
//{
// postStr = PostInput();
// if (!string.IsNullOrEmpty(postStr))
// {
// WriteLog(postStr);
// ResponseMsg(postStr);
// }
//}
#endregion
//创建自定义菜单
MyMenu();
wxmessage wx = GetWxMessage();
string res = "";
if (!string.IsNullOrEmpty(wx.EventName) && wx.EventName.Trim() == "subscribe")
{//刚关注时的时间，用于欢迎词
string content = "你好！欢迎使用微信";
res = sendTextMessage(wx, content);
}
else if (!string.IsNullOrEmpty(wx.EventName) && wx.EventName.Trim() == "CLICK")
{//点击菜单时
switch (wx.EventKey)
{
case "tj":
res = sendPicTextMessage(wx, "标题", "描述", "图片url", "要打开的页面地址");
break;
case "ck":
res = sendPicTextMessage(wx, "", "描述", "http://127.0.0.1/image/xxx.jpg", "http://");
break;
case "new":
res = sendPicTextMessage(wx, "", "", "", "");
break;
case "new3":
res = sendPicTextMessage(wx, "", "", "", "" );
break;
default:
break;
}
}
else
{//接收信息自动回复
#region
//if (wx.MsgType == "text" && wx.Content == "你好")
//{
// res = sendTextMessage(wx, "你好,欢迎使用公共微信平台!");
//}
//else if (wx.MsgType == "text" && wx.Content == "图文")
//{
// res = sendPicTextMessage(wx, "这里是一个标题", "", "");
//}
//else if (wx.MsgType == "image")
//{
// res = sendPicTextMessage(wx, "这里是一个标题", "", "");
//}
//else
//{
// res = sendTextMessage(wx, "你好,未能识别消息!");
//}
#endregion
res = sendMessage(wx, "transfer_customer_service");//多客服
//res = sendTextMessage(wx, "您好！已收到您发的信息！");
}
Response.Write(res);
}
//创建自定义菜单
public void MyMenu()
{
string weixin1 = "";
weixin1 = @" { 
""button"":[ 
{ 
""type"":""click"", 
""name"":""菜单1"", 
""key"":""new"" 
} 
,
{ 
""name"":""菜单2"", 
""sub_button"":[ 
{ 
""type"":""click"", 
""name"":""子类1"", 
""key"":""tj"" 
}, 
{ 
""type"":""click"", 
""name"":""子类2"", 
""key"":""ck"" 
}] 
},
{ 
""type"":""click"", 
""name"":""菜单3"", 
""key"":""new3"" 
} 

] 
} 
";
string access_token = IsExistAccess_Token();
string i = GetPage("https://api.weixin.qq.com/cgi-bin/menu/create?access_token=" + access_token, weixin1);
Response.Write(i);
}
/// <summary>
///Access_token 的摘要说明 
/// </summary> 
public class Access_token
{
/// <summary> 
/// 获取到的凭证 
/// </summary> 
public string access_token{get;set;}
/// <summary> 
/// 凭证有效时间，单位：秒 
/// </summary> 
public string expires_in { get; set; }
}
public static Access_token GetAccess_token()
{
string appid = "wx9d9af83530a118b6";
string secret = "dc5a5f7ef3aaafdf8c33501d68f0d799";
string strUrl = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + appid + "&secret=" + secret;
Access_token mode = new Access_token();
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(strUrl);
req.Method = "GET";
using (WebResponse wr = req.GetResponse())
{
HttpWebResponse myResponse = (HttpWebResponse)req.GetResponse();
StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8);
string content = reader.ReadToEnd();
//Response.Write(content); 
//在这里对Access_token 赋值 
Access_token token = new Access_token();
token = ParseFromJson<Access_token>(content);
mode.access_token = token.access_token;
mode.expires_in = token.expires_in;
}
return mode;
}
/// <summary> 
/// 获取Json的Model 
/// </summary> 
public static T ParseFromJson<T>(string szJson)
{
T obj = Activator.CreateInstance<T>();
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(szJson)))
{
DataContractJsonSerializer serializer = new DataContractJsonSerializer(obj.GetType());
return (T)serializer.ReadObject(ms);
}
}
/// <summary> 
/// 根据当前日期 判断Access_Token 是否超期 如果超期返回新的Access_Token 否则返回之前的Access_Token 
/// </summary> 
public string IsExistAccess_Token()
{
string Token = string.Empty;
DateTime YouXRQ;
// 读取XML文件中的数据，并显示出来 ，注意文件路径 
string filepath = Server.MapPath("XMLFile.xml");
StreamReader str = new StreamReader(filepath, System.Text.Encoding.UTF8);
XmlDocument xml = new XmlDocument();
xml.Load(str);
str.Close();
str.Dispose();
Token = xml.SelectSingleNode("xml").SelectSingleNode("Access_Token").InnerText;
YouXRQ = Convert.ToDateTime(xml.SelectSingleNode("xml").SelectSingleNode("Access_YouXRQ").InnerText);
if (DateTime.Now > YouXRQ)
{
DateTime _youxrq = DateTime.Now;
Access_token mode = GetAccess_token();
xml.SelectSingleNode("xml").SelectSingleNode("Access_Token").InnerText = mode.access_token;
_youxrq = _youxrq.AddSeconds(int.Parse(mode.expires_in));
xml.SelectSingleNode("xml").SelectSingleNode("Access_YouXRQ").InnerText = _youxrq.ToString();
xml.Save(filepath);
Token = mode.access_token;
}
return Token;
} 
public string GetPage(string posturl, string postData)
{
Stream outstream = null;
Stream instream = null;
StreamReader sr = null;
HttpWebResponse response = null;
HttpWebRequest request = null;
Encoding encoding = Encoding.UTF8;
byte[] data = encoding.GetBytes(postData);
// 准备请求... 
try
{
// 设置参数 
request = WebRequest.Create(posturl) as HttpWebRequest;
CookieContainer cookieContainer = new CookieContainer();
request.CookieContainer = cookieContainer;
request.AllowAutoRedirect = true;
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = data.Length;
outstream = request.GetRequestStream();
outstream.Write(data, 0, data.Length);
outstream.Close();
//发送请求并获取相应回应数据 
response = request.GetResponse() as HttpWebResponse;
//直到request.GetResponse()程序才开始向目标网页发送Post请求 
instream = response.GetResponseStream();
sr = new StreamReader(instream, encoding);
//返回结果网页（html）代码 
string content = sr.ReadToEnd();
string err = string.Empty;
return content;
}
catch (Exception ex)
{
string err = ex.Message;
Response.Write(err);
return string.Empty;
}
} 
/// <summary>
/// 获取Post请求数据
/// </summary>
private string PostInput()
{
Stream s = System.Web.HttpContext.Current.Request.InputStream;
byte[] b = new byte[s.Length];
s.Read(b, 0, (int)s.Length);
return Encoding.UTF8.GetString(b);
}
private wxmessage GetWxMessage()
{
wxmessage wx = new wxmessage();
StreamReader str = new StreamReader(Request.InputStream, System.Text.Encoding.UTF8);
XmlDocument xml = new XmlDocument();
xml.Load(str);
wx.ToUserName = xml.SelectSingleNode("xml").SelectSingleNode("ToUserName").InnerText;
wx.FromUserName = xml.SelectSingleNode("xml").SelectSingleNode("FromUserName").InnerText;
wx.MsgType = xml.SelectSingleNode("xml").SelectSingleNode("MsgType").InnerText;
if (wx.MsgType.Trim() == "text")
{//文字
wx.Content = xml.SelectSingleNode("xml").SelectSingleNode("Content").InnerText;
}
if (wx.MsgType.Trim() == "transfer_customer_service")
{
wx.Content = xml.SelectSingleNode("xml").SelectSingleNode("MsgType").InnerText;
}
if (wx.MsgType.Trim()=="image")
{//图片
wx.Content = xml.SelectSingleNode("xml").SelectSingleNode("PicUrl").InnerText;
}
if (wx.MsgType.Trim() == "event")
{//事件推送 
wx.EventName = xml.SelectSingleNode("xml").SelectSingleNode("Event").InnerText;//关注/取消关注事件
wx.EventKey = xml.SelectSingleNode("xml").SelectSingleNode("EventKey").InnerText;//二维码 key值
}
if (wx.MsgType.Trim() == "voice")
{//语音
wx.Recognition = xml.SelectSingleNode("xml").SelectSingleNode("Recognition").InnerText;
}
return wx;
}
/// <summary>
/// 发送者信息类
/// </summary>
class wxmessage
{
public string FromUserName { get; set; }
public string ToUserName { get; set; }
public string MsgType { get; set; }
public string EventName { get; set; }
public string Content { get; set; }
public string Recognition { get; set; }
public string EventKey { get; set; }
}
/// <summary> 
/// 发送文字消息 
/// </summary> 
/// <param name="wx">获取的收发者信息</param> 
/// <param name="content">内容</param> 
private string sendTextMessage(wxmessage wx, string content)
{
string res = string.Format(@"<xml> 
<ToUserName><![CDATA[{0}]]></ToUserName> 
<FromUserName><![CDATA[{1}]]></FromUserName> 
<CreateTime>{2}</CreateTime> 
<MsgType><![CDATA[text]]></MsgType> 
<Content><![CDATA[{3}]]></Content> 
</xml> ",
wx.FromUserName, wx.ToUserName, DateTime.Now, content);
return res;
}
/// <summary>
/// 多客服
/// </summary>
private string sendMessage(wxmessage wx, string content)
{
string res = string.Format(@"<xml> 
<ToUserName><![CDATA[{0}]]></ToUserName> 
<FromUserName><![CDATA[{1}]]></FromUserName> 
<CreateTime>{2}</CreateTime> 
<MsgType><![CDATA[transfer_customer_service]]></MsgType>
</xml> ",
wx.FromUserName, wx.ToUserName, DateTime.Now, content);
return res;
}
/// <summary> 
/// 发送图文消息 
/// </summary> 
/// <param name="wx">获取的收发者信息</param> 
/// <param name="content">内容</param>
private string sendPicTextMessage(wxmessage _mode, string title,string description, string picurl, string url)
{
string res = string.Format(@"<xml> 
<ToUserName><![CDATA[{0}]]></ToUserName> 
<FromUserName><![CDATA[{1}]]></FromUserName> 
<CreateTime>{2}</CreateTime> 
<MsgType><![CDATA[news]]></MsgType> 
<ArticleCount>1</ArticleCount> 
<Articles> 
<item> 
<Title><![CDATA[{3}]]></Title>
<Description><![CDATA[{4}]]></Description> 
<PicUrl><![CDATA[{5}]]></PicUrl> 
<Url><![CDATA[{6}]]></Url> 
</item> 
</Articles> 
</xml> ",
_mode.FromUserName, _mode.ToUserName, DateTime.Now, title,description, picurl, url);
return res;
}
/// <summary>
/// 获取返回的信息(测试)
/// </summary>
//private void ResponseMsg(string weixinXML)
//{
// try
// {
// XmlDocument doc = new XmlDocument();
// doc.LoadXml(weixinXML);//读取XML字符串
// XmlElement rootElement = doc.DocumentElement;
// XmlNode MsgType = rootElement.SelectSingleNode("MsgType");//获取字符串中的消息类型
// string resxml = "";
// if (MsgType.InnerText == "text")//如果消息类型为文本消息
// {
// var model = new
// {
// ToUserName = rootElement.SelectSingleNode("ToUserName").InnerText,
// FromUserName = rootElement.SelectSingleNode("FromUserName").InnerText,
// CreateTime = rootElement.SelectSingleNode("CreateTime").InnerText,
// MsgType = MsgType.InnerText,
// Content = rootElement.SelectSingleNode("Content").InnerText,
// MsgId = rootElement.SelectSingleNode("MsgId").InnerText
// };
// resxml += "<xml><ToUserName><![CDATA[" + model.FromUserName + "]]></ToUserName><FromUserName><![CDATA[" + model.ToUserName + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime>";
// if (!string.IsNullOrEmpty(model.Content))//如果接收到消息
// {
// if (model.Content.Contains("你好") || model.Content.Contains("在") || model.Content.Contains("hi") || model.Content.Contains("hello"))
// {
// resxml += "<MsgType><![CDATA[text]]></MsgType><Content><![CDATA[您好，有事请留言，偶会及时回复你的哦。]]></Content><FuncFlag>0</FuncFlag></xml>";
// }
// else
// {
// resxml += "<MsgType><![CDATA[text]]></MsgType><Content><![CDATA[您好，稍后会回复您。]]></Content><FuncFlag>0</FuncFlag></xml>";
// }

// }
// else//没有接收到消息
// {
// resxml += "<MsgType><![CDATA[text]]></MsgType><Content><![CDATA[亲，感谢您对我的关注，有事请留言。]]></Content><FuncFlag>0</FuncFlag></xml>";
// }
// Response.Write(resxml);
// }
// else if (MsgType.InnerText == "image")//如果消息类型为图片消息
// {
// var model = new
// {
// ToUserName = rootElement.SelectSingleNode("ToUserName").InnerText,
// FromUserName = rootElement.SelectSingleNode("FromUserName").InnerText,
// CreateTime = rootElement.SelectSingleNode("CreateTime").InnerText,
// MsgType = MsgType.InnerText,
// PicUrl = rootElement.SelectSingleNode("PicUrl").InnerText,
// MsgId = rootElement.SelectSingleNode("MsgId").InnerText
// };
// resxml += "<xml><ToUserName><![CDATA[" + model.FromUserName + "]]></ToUserName><FromUserName><![CDATA[" + model.ToUserName + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[news]]></MsgType><ArticleCount>1</ArticleCount><Articles><item><Title><![CDATA[欢迎您的光临！]]></Title><Description><![CDATA[非常感谢您的关注！]]></Description><PicUrl><![CDATA[http://...jpg]]></PicUrl><Url><![CDATA[http://www.baidu.com/]]></Url></item></Articles><FuncFlag>0</FuncFlag></xml>";
// Response.Write(resxml);
// }
// else//如果是其余的消息类型
// {
// var model = new
// {
// ToUserName = rootElement.SelectSingleNode("ToUserName").InnerText,
// FromUserName = rootElement.SelectSingleNode("FromUserName").InnerText,
// CreateTime = rootElement.SelectSingleNode("CreateTime").InnerText,
// };
// resxml += "<xml><ToUserName><![CDATA[" + model.FromUserName + "]]></ToUserName><FromUserName><![CDATA[" + model.ToUserName + "]]></FromUserName><CreateTime>" + ConvertDateTimeInt(DateTime.Now) + "</CreateTime><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[亲，感谢您对我的关注，有事请留言，我会及时回复你的哦。]]></Content><FuncFlag>0</FuncFlag></xml>";
// Response.Write(resxml);
// }
// }
// catch (Exception ex)
// {
// throw ex;
// }
// Response.End();
//}
/// <summary>
/// datetime转换成unixtime
/// </summary>
private int ConvertDateTimeInt(System.DateTime time)
{
System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1));
return (int)(time - startTime).TotalSeconds;
}
/// <summary>
/// 写日志(用于跟踪)，可以将想打印出的内容计入一个文本文件里面，便于测试
/// </summary>
private void WriteLog(string echostr)
{
if (!Directory.Exists(Server.MapPath(@"logs\")))
{
Directory.CreateDirectory(Server.MapPath(@"logs\"));
}
string filename = Server.MapPath(@"logs/log.txt");
StreamWriter sr = null;
try
{
if (!File.Exists(filename))
{
sr = File.CreateText(filename);
}
else
{
sr = File.AppendText(filename);
}
sr.WriteLine(echostr);
}
catch
{
}
finally
{
if (sr != null)
sr.Close();
}
}
}
微信公共平台开发源码,布布扣,bubuko.com
微信公共平台开发源码
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