How to make click on a hyperlink after login facebook? - facebook

Question

Hello I am trying to develop a Facebook auto like bot that can make like. I can login Facebook and can navigate to the photo as logged in. But how can I make click on the like button of the photo? Can anyone help?
Here's my code.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
//Get the response from the server and save the cookies from the first request..
CookieCollection cookies = new CookieCollection();
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://www.facebook.com");
request.CookieContainer = new CookieContainer();
request.CookieContainer.Add(cookies);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
cookies = response.Cookies;
//Use cookieee
string getUrl = "http://www.facebook.com/login.php?login_attempt=1";
string postData = String.Format("email={0}&pass={1}", "email#ovi.com", "password");
HttpWebRequest getRequest = (HttpWebRequest)WebRequest.Create(getUrl);
getRequest.CookieContainer = new CookieContainer();
getRequest.CookieContainer.Add(cookies); //recover cookies First request
getRequest.Method = WebRequestMethods.Http.Post;
getRequest.UserAgent = "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2";
getRequest.AllowWriteStreamBuffering = true;
getRequest.ProtocolVersion = HttpVersion.Version11;
getRequest.AllowAutoRedirect = true;
getRequest.ContentType = "application/x-www-form-urlencoded";
CookieContainer container = new CookieContainer();
container = getRequest.CookieContainer;
byte[] byteArray = Encoding.ASCII.GetBytes(postData);
getRequest.ContentLength = byteArray.Length;
Stream newStream = getRequest.GetRequestStream(); //open connection
newStream.Write(byteArray, 0, byteArray.Length); // Send the data.
newStream.Close();
HttpWebResponse getResponse = (HttpWebResponse)getRequest.GetResponse();
//Now make like...but not working...
HttpWebRequest req = (HttpWebRequest)WebRequest.Create("https://m.facebook.com/a/like.php?perm&ft_ent_identifier=495210693893173&gfid=AQAM3G9owHcMQG4B");
req.CookieContainer = container;
req.Method = "POST";
//req.ContentType = "application/x-www-form-urlencoded";
req.KeepAlive = true;
try
{
HttpWebResponse res = (HttpWebResponse)req.GetResponse();
StreamReader sr = new StreamReader(res.GetResponseStream());
string source = sr.ReadToEnd();
StreamWriter myWriter = File.CreateText(#"D:\\test.txt");
myWriter.Write(source);
myWriter.Close();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
}
}
`