C# Socket 实现的淘宝秒杀器（抢拍器）

 

 using System;

 using System.Collections;

 using System.Configuration;

 using System.Data;

 using System.Web;

 using System.Web.Security;

 using System.Web.UI;

 using System.Web.UI.HtmlControls;

 using System.Web.UI.WebControls;

 using System.Net;

 using System.Net.Sockets;

 using System.Text;

 using System.Threading;

 using System.IO;

 using System.Text.RegularExpressions;

 

 public partial class MiaoSha : System.Web.UI.Page

 {

     string strServer = string.Empty;

     string strPath = string.Empty;

 

     protected void Page_Load(object sender, EventArgs e)

     {

        

     }

 

     public static String Recv(Socket sock, Encoding encode)

     {

         Byte[] buffer = new Byte[8192];

         StringBuilder sb = new StringBuilder();

 

         Thread.Sleep(50);//根据页面响应时间进行微调

         Int32 len = sock.Receive(buffer);

         sb.Append(encode.GetString(buffer, 0, len));

 

         while (sock.Available > 0)

         {

             Thread.Sleep(300);//也可以视情况微调

             Array.Clear(buffer, 0, buffer.Length);

             len = sock.Receive(buffer);

             sb.Append(encode.GetString(buffer, 0, len));

             string ss = encode.GetString(buffer, 0, len);

         }

         sock.Close();

         return sb.ToString();

     }

 

     /// <summary>

     /// Socket获取页面HTML同时返回头信息

     /// </summary>

     /// <param name="server">服务器地址或主机名</param>

     /// <param name="url">请求的页面</param>

     /// <param name="method">post or get</param>

     /// <param name="data">提交的数据</param>

     /// <param name="Cookies">Cookies</param>

     /// <returns>返回页面的HTML</returns>

     public string GetHtml(string server, string url, string method, string data, string Cookies)

     {

         string _method = method.ToUpper();

         string _url = string.Empty;

         if (url == "")

         {

             _url = "/";

         }

         else if (url.Substring(0, 1) != "/")

         {

             _url = "/" + url;

         }

         else

         {

             _url = url;

         }

         string formatString = string.Empty;

         string sendString = string.Empty;

         Encoding ASCII = Encoding.Default;

 

         //以下是拼接的HTTP头信息

         if (_method == "GET")

         {

             formatString = "";

             formatString += "{0} {1} HTTP/1.1\r\n";

             formatString += "Host: {2}\r\n";

             formatString += "User-Agent:Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n";

             formatString += "Accept: text/html\r\n";

             formatString += "Keep-Alive: 300\r\n";

             formatString += "Cookies:{3}\r\n";

             formatString += "Connection: keep-alive\r\n\r\n";

             sendString = string.Format(formatString, _method, _url, server, Cookies);

         }

         else

         {

             formatString = "";

             formatString += "{0} {1} HTTP/1.1\r\n";

             formatString += "Host: {2}\r\n";

             formatString += "User-Agent:Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n";

             formatString += "Accept:text/html\r\n";

             formatString += "Content-Type:application/x-www-form-urlencoded\r\n";

             formatString += "Content-Length:{3}\r\n";

             formatString += "Referer:http://buy.taobao.com/auction/buy_now.jhtml";

             formatString += "Keep-Alive:300\r\n";

             formatString += "Cookies:{4}\r\n";

             formatString += "Connection: keep-alive\r\n\r\n";

             formatString += "{5}\r\n";

             sendString = string.Format(formatString, _method, _url, server, Encoding.Default.GetByteCount(data), Cookies, data);

         }

 

         Byte[] ByteGet = ASCII.GetBytes(sendString);

         Byte[] RecvBytes = new Byte[1024];

         String strRetPage = null;

         IPAddress hostadd = Dns.Resolve(server).AddressList[0];

         IPEndPoint EPhost = new IPEndPoint(hostadd, 80);

         Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

         s.Connect(EPhost);

         if (!s.Connected)

         {

             strRetPage = "链接主机失败";

             return strRetPage;

         }

         s.Send(ByteGet, ByteGet.Length, SocketFlags.None);

 

         strRetPage = Recv(s, ASCII);

 

         return strRetPage;

     }

 

     protected void btnLogin_Click(object sender, EventArgs e)

     {

         string u = this.txtUserName.Text.Trim();

         string p = this.txtPwd.Text.Trim();

         DateTime st = DateTime.Now;

 

         //淘宝登录需要post的数据串

         string sendData = "TPL_username=" + u + "&TPL_password=" + Server.UrlEncode(p) + "&actionForStable=enable_post_user_action&action=Authenticator&mi_uid=&mcheck=&TPL_redirect_url=http%3A%2F%2Fitem.taobao.com%2Fauction%2Fitem_detail-0db1-3036113cf5455bd74047f1a581ba4be7.htm&_oooo_=http%3A%2F%2Fitem.taobao.com%2Fauction%2Fitem_detail-0db1-3036113cf5455bd74047f1a581ba4be7.htm&event_submit_do_login=anything&abtest=&pstrong=3&from=&yparam=&done=&loginType=3&tid=&support=000001&CtrlVersion=1%2C0%2C0%2C7";

 

         string s = GetHtml("login.taobao.com", "/member/login.jhtml", "post", sendData, "");

         Session["Cookies"] = GetCookies(s); //从返回的源码中提取 cookies，抓取登录后的页面需要附上该cookies 

 

     }

     protected void btnBuy_Click(object sender, EventArgs e)

     {

         string strURL = this.txtURL.Text.Trim();

         getServerAndPath(strURL);

 

         string s = GetHtml(strServer, strPath, "get", "", Session["Cookies"].ToString());

         //Response.Write(s);

         if (s.IndexOf("立即购买") > 0)

         {

             string item_id = strURL.Split('-')[2].Split('.')[0].ToString();

             string x_id = strURL.Split('-')[1].ToString();

 

             s = GetHtml("buy.taobao.com", "/auction/buy.htm?from=itemDetail&item_id=" + item_id + "&x_id=" + x_id, "get", "", Session["Cookies"].ToString());

             //Response.Write(s);

             using (StreamWriter sw = new StreamWriter(Server.MapPath("debug1.html")))

             {

                 sw.Write(s);

             }

 

             if (s.IndexOf("确认提交订单") > 0)

             {

                 Session["Cookies"] = GetCookies(s);

                 string postData = getPostData(s);

                 string r = GetHtml("buy.taobao.com", "/auction/buy_now.htm", "post", postData, Session["Cookies"].ToString());

                 if (r.IndexOf("302") > 0)

                 {

                     using (StreamWriter sw = new StreamWriter(Server.MapPath("debug2.html")))

                     {

                         sw.Write(r);

                     }

                 }

                 else

                 {

                     ////

                 }

                 using (StreamWriter sw = new StreamWriter(Server.MapPath("debug2.html")))

                 {

                     sw.Write(r);

                 }

             }

         }

         else if (s.IndexOf("btn-wait") > 0)//该宝贝还处于定时上架的状态

         { 

             

         }

 

     }

 

 

     /// <summary>

     /// 从返回的源代码中提取cookies

     /// </summary>

     /// <param name="s"></param>

     /// <returns></returns>

     private string GetCookies(string s)

     {

         StringBuilder sbCookies = new StringBuilder();

 

         string[] arr = s.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);

         foreach (string str in arr)

         {

             if (str.StartsWith("Set-Cookie: "))

             {

                 int intStart = str.IndexOf(";");

                 string strCookie = str.Substring(12, intStart - 11);

                 sbCookies.Append(strCookie);

             }

         }

         return sbCookies.ToString();

     }

 

     private string GetLocationURL(string s)

     {

 

         string RtnString = string.Empty;

         StringBuilder sbCookies = new StringBuilder();

 

         string[] arr = s.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);

         foreach (string str in arr)

         {

             if (str.StartsWith("Location: "))

             {

                 RtnString = str.Substring(11, str.Length - 11);

             }

         }

         return RtnString;

     }

 

 

 

     private void getServerAndPath(string strURL)

     {

         if (strURL != "" && strURL.IndexOf("/") > 0)

         {

             int SlashPos = strURL.Substring(7).IndexOf("/");

             strServer = strURL.Substring(7, SlashPos);

             strPath = strURL.Substring(SlashPos + 7);

         }

         else

             return;

     }

 

 

 

     /// <summary>

     /// 从最后确认购买页面的源代码中提取表单数据的数据

     /// </summary>

     /// <param name="html"></param>

     /// <returns></returns>

     private string getPostData(string html)

     {

         string postStr = "";

         string pat = "<input .*?name.{0,1}=.{0,1}\"(.*?)\".*? value.{0,1}=\"(.*?)\".*?>";

         Regex regex = new Regex(pat, RegexOptions.Multiline | RegexOptions.IgnoreCase);

         MatchCollection mcollection = regex.Matches(html);

 

         foreach (Match m in mcollection)

         {

             GroupCollection gcollection = m.Groups;

             if (m.ToString().IndexOf("_fma.b._0.s") > 0) { continue; }

             if (m.ToString().IndexOf("_fma.b._0.c") > 0) { continue; }

             if (m.ToString().IndexOf("isCheckCode") > 0 && gcollection[2].Value.ToLower() == "true")

             {

                 //isCheckCode = true;

             }

             postStr += gcollection[1].Value; postStr += "=";

             postStr += Server.UrlEncode(gcollection[2].Value);

             postStr += "&";

         }

         postStr += "n_prov=370000&n_city=370500&n_area=370522&_fma.b._0.w=quicky&_fma.b._0.ac=250&consignment=10&_fma.b._0.au=5&_fma.b._0.c=8888";

         postStr = postStr.Replace("quantity=0", "quantity=1").Replace("_fma.b._0.d=您不必重复省-市-区信息；至少5个字", "_fma.b._0.d=" + Server.UrlEncode("收货人的具体地址")).Replace("_fma.b._0.po=", "_fma.b._0.po=230031").Replace("_fma.b._0.de=", "_fma.b._0.de="+Server.UrlEncode("啊峰")).Replace("_fma.b._0.u=", "_fma.b._0.u=0").Replace("_fma.b._0.di=1", "_fma.b._0.di=370522").Replace("_fma.b._0.deli=", "_fma.b._0.deli=13888888888");

         postStr += "&_fma.b._0.s=2";

         //postStr = Server.UrlEncode(postStr);

 

         return postStr;

     }

 }