title: Httpwebrequest login to page but always same html code as answer
body: <p>I´m trying to login via C# on a website and after that I´d like to read out the HTML code that the website offers, after beeing logged in.</p>
  
  <p>The problem is that I´m sending the login informations, but i´m receiving the same HTML code as if I´d request the main page of the website.</p>
  
  <pre><code>using System;
  using System.Collections.Generic;
  using System.ComponentModel;
  using System.Data;
  using System.Drawing;
  using System.Linq;
  using System.Text;
  using System.Threading.Tasks;
  using System.Windows.Forms;
  using System.IO;
  using System.Net;
  using System.Media;
  using System.Threading;
  
  
  namespace OgameBot
  {
      public partial class Form1 : Form
      {
          string responsePath = @"C:\Users\mightymate\Desktop\response.txt";
          CookieContainer OurCookies = new CookieContainer();
          string page;
  
          public Form1()
          {
  
              InitializeComponent();
              //string[] currentFile = File.ReadAllLines(responsePath);
              //foreach (string s in currentFile)
              //{
              //    richTextBox1.AppendText(s+"\n");
              //}
              GetPage("http://de.ogame.gameforge.com/main/login", true);
              Thread.Sleep(1000);
              PostPage("http://de.ogame.gameforge.com/main/login", "kid=&amp;uni=s123-de.ogame.gameforge.com&amp;login=Test&amp;pass=1234", true);
              //PostPage("http://de.ogame.gameforge.com/main/login", "kid=&amp;uni=s123-de.ogame.gameforge.com&amp;login=Test&amp;pass=1234", true);
  
          }
  
  
          private void GetPage(string URL, bool write)
          {
              HttpWebRequest WR = (HttpWebRequest)WebRequest.Create(URL);
  
  
              WebHeaderCollection WHC = WR.Headers;
  
              int temp = WHC.Count;
  
              WR.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:26.0) Gecko/20100101 Firefox/26.0";
              WR.CookieContainer = OurCookies;
              WR.Method = "GET";
              HttpWebResponse HWR = (HttpWebResponse)WR.GetResponse();
              Stream dataStream = HWR.GetResponseStream();
  
              if(write)
              {
  
  
                  string response;
                  using (StreamReader SR = new StreamReader(dataStream))
                  {
                      response = SR.ReadToEnd();
                  }
                  richTextBox1.AppendText(GetStringFromCookieContainer(OurCookies, URL));
                  richTextBox1.AppendText(response);
                  page = response;
  
              }
  
          }
  
          private void PostPage(string URL, string Request, bool write)
          {
              byte[] DataToSend = StringToByteArray(Request);
              HttpWebRequest WebReq = (HttpWebRequest)WebRequest.Create(URL);
  
              WebReq.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:26.0) Gecko/20100101 Firefox/26.0";
              WebReq.CookieContainer = OurCookies;
              WebReq.Method = "POST";
              WebReq.ContentLength = DataToSend.Length;
              WebReq.ContentType = "application/x-wwww-form-urlencoded";
              using (Stream SendingStream = WebReq.GetRequestStream())
              {
                  SendingStream.Write(DataToSend, 0, DataToSend.Length);
              }
  
              if(write)
              {
                  using (HttpWebResponse WebResp = (HttpWebResponse)WebReq.GetResponse())
                  {
                      using (StreamReader SR = new StreamReader(WebResp.GetResponseStream()))
                      {
                          string serverReponse = SR.ReadToEnd();
                          richTextBox2.AppendText(GetStringFromCookieContainer(OurCookies, URL)+"\n\n");
  
                          richTextBox2.AppendText(serverReponse);
  
                      }
                  }
              }
          }
  
          private byte[] StringToByteArray(string s)
          {            
              return new ASCIIEncoding().GetBytes(s);
          }
  
          private string GetStringFromCookieContainer(CookieContainer CC, string fromUrl)
          {
              string cookieString=string.Empty;
              CookieCollection currentCookies = OurCookies.GetCookies(new System.Uri(fromUrl));
              foreach (Cookie C in currentCookies)
              {
                  cookieString += "Comment: " + C.Comment + "\n" +
                      "CommentUri: " + C.CommentUri + "\n" +
                      "Domain: " + C.Domain + "\n" +
                      "Expires: " + C.Expires + "\n" +
                      "Name: " + C.Name + "\n" +
                      "Path: " + C.Path + "\n" +
                      "Port: " + C.Port + "\n" +
                      "Secure: " + C.Secure + "\n" +
                      "Timestamp: " + C.TimeStamp + "\n" +
                      "Value: " + C.Value + "\n" +
                      "Version: " + C.Version + "\n";
              }
              return cookieString;
          }
  
      }
  }
  </code></pre>