httpwebrequest保持cookie

之前还没有用WinForm操作过Cookie，为了保持Cookie，中间还出现了一点小小挫折，不过现在已经搞定了，把Cookie保持的代码贴给大家看看，有兴趣做类似工具的人可以参考一下。

       

  1 // Cookies集合保存   2          public  CookieCollection CCol  =   null ;   3   4          // 设置公司代理   5          public  WebProxy GetWP()   6          {  7            WebProxy _WP = new WebProxy("h00proxy", 80);  8            _WP.BypassProxyOnLocal = true;  9            NetworkCredential _CD = new NetworkCredential("davi xiong", "asdfad", "bqc"); 10            _WP.Credentials = _CD; 11            return _WP; 12        }  13  14          private   void  Login( string  strId,  string  strPassword)  15          { 16 17            ASCIIEncoding encodingA = new ASCIIEncoding(); 18 19            CookieContainer myCookieContainer = new CookieContainer(); 20 21            progressBar1.Value = 0;  // Process 22            //=======GET================================================================================ 23            HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create("http://s1.travian.china.com/login.php"); 24            myRequest.Proxy = GetWP(); 25 26            myRequest.CookieContainer = myCookieContainer; 27 28            progressBar1.Value = 10;  // Process 29            HttpWebResponse myResponseA = (HttpWebResponse)myRequest.GetResponse(); 30            StreamReader readerA = new StreamReader(myResponseA.GetResponseStream(), Encoding.Default); 31            string Getcontent = readerA.ReadToEnd(); 32 33            progressBar1.Value = 20;  // Process 34            Regex Reg = new Regex("<input type=\"hidden\" name=\"login\" value=\"(.*)\">"); 35            string login = ""; 36            if (Reg.IsMatch(Getcontent)) 37            { 38                Match Mc = Reg.Matches(Getcontent)[0]; 39                login = Mc.Groups[1].Value; 40            } 41            progressBar1.Value = 30;  // Process 42 43            Reg = new Regex("<input class=\"fm fm110\" type=\"text\" name=\"(.*)\" value="); 44            string name = ""; 45            if (Reg.IsMatch(Getcontent)) 46            { 47                Match Mc = Reg.Matches(Getcontent)[0]; 48                name = Mc.Groups[1].Value; 49            } 50 51            progressBar1.Value = 40;  // Process 52            Reg = new Regex("<input class=\"fm fm110\" type=\"password\" name=\"(.*)\" value="); 53            string pass = ""; 54            if (Reg.IsMatch(Getcontent)) 55            { 56                Match Mc = Reg.Matches(Getcontent)[0]; 57                pass = Mc.Groups[1].Value; 58            } 59 60            progressBar1.Value = 50;  // Process 61            Reg = new Regex("<p align=\"center\"><input type=\"hidden\" name=\"(.*)\" value=\"(.*)\">"); 62            string hid2name = ""; 63            string hid2value = ""; 64            if (Reg.IsMatch(Getcontent)) 65            { 66                Match Mc = Reg.Matches(Getcontent)[0]; 67                hid2name = Mc.Groups[1].Value; 68                hid2value = Mc.Groups[2].Value; 69            } 70 71            //=======DATA========================================================== 72            progressBar1.Value = 60;  // Process 73            ASCIIEncoding encoding = new ASCIIEncoding(); 74            string postData = name + "=" + strId; 75            postData += "&" + pass + "=" + strPassword; 76            postData += "&login=" + login; 77            postData += "&autologin=ja&" + hid2name + "=" + hid2value + "&w=1024:768"; 78 79            byte[] data = encoding.GetBytes(postData); 80 81            //=======POST================================================================================ 82            progressBar1.Value = 70;  // Process 83            myRequest = (HttpWebRequest)WebRequest.Create("http://s1.travian.china.com/dorf1.php"); 84            myRequest.Proxy = GetWP(); 85 86            myRequest.Method = "POST"; 87            myRequest.ContentType = "application/x-www-form-urlencoded"; 88            myRequest.ContentLength = data.Length; 89            myRequest.CookieContainer = myCookieContainer;  90            Stream newStream = myRequest.GetRequestStream(); 91            newStream.Write(data, 0, data.Length); 92            newStream.Close(); 93 94            progressBar1.Value = 80;  // Process 95            HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse(); 96            CCol = myCookieContainer.GetCookies(myRequest.RequestUri); 97            progressBar1.Value = 90;  // Process 98            StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.Default); 99            string content = reader.ReadToEnd();100101            progressBar1.Value = 100;  // Process102            progressBar1.Value = 0;  // Process103        } 104 105          private   void  BtnLogin_Click( object  sender, EventArgs e) 106          { 107            Login("davi97", "sffg");108        } 109 110          // 获取登录后才能查看的网页数据 111          private   string  GetPageData( string  URL) 112          {113            HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(URL);114            myRequest.Proxy = GetWP();115116            myRequest.CookieContainer = new CookieContainer();117            myRequest.CookieContainer.Add(new Uri(URL), CCol);118119            HttpWebResponse myResponseA = (HttpWebResponse)myRequest.GetResponse();120            StreamReader readerA = new StreamReader(myResponseA.GetResponseStream(), Encoding.Default);121            return readerA.ReadToEnd();122        } 123 124          private   void  BtnSearch_Click( object  sender, EventArgs e) 125          {126            string URL = "http://s1.travian.china.com/karte.php";127            string ReqContent = GetPageData(URL);128129            //TODO : 自动搜索地图上的人员信息130  131 } 132 133

转载于:https://www.cnblogs.com/yidanda/archive/2009/07/22/1528530.html

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