View difference between Paste ID: Xx6kurTV and 2Z5NBCjs

 using System;
 using System.Net;
 using System.IO;
 using System.Text;
 
 public class HttpInterface
 {
     private CookieContainer local_cookies = new CookieContainer();
     private string local_user_agent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.79 Safari/535.11";
     private bool local_allow_auto_redirect = true;
     private bool local_keep_cookies = true;
     private WebProxy local_proxy = null;
     private int local_timeout = 100000;
     private bool local_ajax = false;
     private string local_error = string.Empty;
 
     #region Settings
     public string user_agent
     {
         get
         {
             return this.local_user_agent;
         }
         set
         {
             this.local_user_agent = value;
         }
     }
 
     public string proxy
     {
         get
         {
             return this.local_proxy.Address.Host + ":" + this.local_proxy.Address.Port;
         }
         set
         {
             if (valid_proxy(value))
             {
                 string[] splitted = value.Split(':');
                 this.local_proxy = new WebProxy(splitted[0], Convert.ToInt32(splitted[1]));
             }
         }
     }
 
     public int timeout
     {
         get
         {
             return this.local_timeout;
         }
         set
         {
             this.local_timeout = value;
         }
     }
 
     public bool allow_auto_redirect
     {
         get
         {
             return this.local_allow_auto_redirect;
         }
         set
         {
             this.local_allow_auto_redirect = value;
         }
     }
 
     public bool keep_cookies
     {
         get
         {
             return this.local_keep_cookies;
         }
         set
         {
             this.local_keep_cookies = value;
         }
     }
 
     public bool ajax
     {
         get
         {
             return this.local_ajax;
         }
         set
         {
             this.local_ajax = value;
         }
     }
     #endregion
 
     #region Main
     public string request(string method, string url, string data, string referer)
     {
         this.local_error = string.Empty;
         if (valid_url(url))
         {
             HttpWebResponse response = null;
             StreamReader stream_reader = null;
             try
             {
                 HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
                 request.Method = (method = method.ToUpper());
                 request.Referer = referer;
 
                 request.AllowAutoRedirect = this.local_allow_auto_redirect;
                 request.CookieContainer = this.local_cookies;
                 request.UserAgent = this.local_user_agent;
                 request.Timeout = this.local_timeout;
                 request.Proxy = this.local_proxy;
                 if (this.local_ajax)
                 {
                     request.Headers.Add("X-Requested-With", "XMLHttpRequest");
                 }
                 if (method.Equals("POST"))
                 {
                     request.ContentType = "application/x-www-form-urlencoded";
                     request.ContentLength = data.Length;
                     byte[] bytes = Encoding.ASCII.GetBytes(data);
                     if (bytes.Length == data.Length)
                     {
                         Stream data_stream = request.GetRequestStream();
                         data_stream.Write(bytes, 0, bytes.Length);
                         data_stream.Close();
                     }
                 }
                 response = (HttpWebResponse)request.GetResponse();
                 foreach (Cookie cookie in response.Cookies)
                 {
                     this.local_cookies.Add(cookie);
                 }
                 stream_reader = new StreamReader(response.GetResponseStream());
                 return stream_reader.ReadToEnd();
             }
             catch (Exception ex)
             {
                 this.local_error = ex.StackTrace;
             }
             finally
             {
                 if (response != null)
                 {
                     response.Close();
                 }
                 if (stream_reader != null)
                 {
                     stream_reader.Close();
                 }
             }
         }
         else
         {
             this.local_error = "The URL '" + url + "' is invalid.";
         }
         return string.Empty;
     }
 
     public string get(string url)
     {
         return this.request("GET", url, string.Empty, string.Empty);
     }
 
     public string get(string url, string referal)
     {
         return this.request("GET", url, string.Empty, referal);
     }
 
     public string post(string url, string data)
     {
         return this.request("POST", url, data, string.Empty);
     }
 
     public string post(string url, string data, string referal)
     {
         return this.request("POST", url, data, referal);
     }
     #endregion
 
     #region Validate
     public bool valid_url(string url)
     {
         Uri create;
         return Uri.TryCreate(url, UriKind.RelativeOrAbsolute, out create);
     }
 
     public bool valid_proxy(string proxy)
     {
         string[] splitted = proxy.Split(':');
         if (splitted.Length == 2 && valid_url(splitted[0]))
         {
             try
             {
 
                 new WebProxy(splitted[0], Convert.ToInt32(splitted[1]));
                 return true;
             }
             catch { }
         }
         return false;
     }
     #endregion
 }