r9kbot part 2

RedditLib.cs

using System;
using System.Net;
using System.Text;
using System.IO;
using Newtonsoft.Json.Linq;

namespace robot9k
{
	public class RedditLib
	{
		public bool isLoggedIn {get; private set;}
		public string Username {get; private set;}
		public string modHash;
		public string cookie;
		public RedditLib ()
		{
			Console.WriteLine ("RedditLib by r9kbot initiated!");
		}
		
		public string GetRedditURL()
		{
			return "http://www.reddit.com";	
		}
		
		public string GetAPIURL()
		{
			return "http://www.reddit.com/api";	
		}
		
		public bool Login(string Username, string Password)
		{
			this.Username = Username;
			string s = SendAPIRequest("login" + "/" + Username, "user=" + Username + "&passwd=" + Password + "&api_type=json");
			JObject o = JObject.Parse(s);
			if (o["json"]["errors"].HasValues)
			{
				Console.WriteLine ("Failed to log in!");
				foreach (var v in o["json"]["errors"])
				{
					Console.WriteLine ("Error:" + v.ToString());	
				}
				return false;
			}
			modHash = (string)o["json"]["data"]["modhash"];
			cookie = (string)o["json"]["data"]["cookie"];
			return true;
		}
		
		public string Comment(string Comment, string Thing_ID, TYPE_THING typeThing)
		{
			if (typeThing != TYPE_THING.COMMENT && typeThing != TYPE_THING.LINK)
			{
				Console.WriteLine("Cannot comment on this!");	
			}
			string type = ((int)typeThing).ToString();
			string s = SendAPIRequest("comment", "parent=t" + type + "_" + Thing_ID + "&text=" + Comment + "&uh=" + modHash);
			if (s.Contains("contentHTML"))
			{
				string[] stringSeparators = new string[] {"\"id\": \"t1_"};
				string[] stringSeparators2 = new string[] {"\"}}]"};
				string[] arr = s.Split(stringSeparators, StringSplitOptions.None);
				string[] arr2 = arr[1].Split(stringSeparators2, StringSplitOptions.None);
				return arr2[0];
			}
			else
			{
				Console.WriteLine ("Could not comment!");
				return "";
			}
		}
		
		public bool BanUser(string Name, string Note, string Subreddit)
		{
			SendAPIRequest("friend", "name=" + Name + "&r=" + Subreddit + "&type=banned&note=" + Note + "&uh=" + modHash);
			return true;
		}
		
		public bool UnBanUser(string Name, string Note, string Subreddit)
		{
			SendAPIRequest("unfriend", "name=" + Name + "&r=" + Subreddit + "&type=banned&note=" + Note + "&uh=" + modHash);
			return true;
		}
		
		public bool MODDistinguish(string THING_ID, string how, TYPE_THING typeThing)
		{
			string type = ((int)typeThing).ToString();
			SendAPIRequest("distinguish", "id=t" + type + "_" + THING_ID + "&how=" + how + "&uh=" + modHash);
			return true;
		}
		
		public string GetJSONComments(string subreddit, int limit = 100)
		{
			return SendRequest("r/" + subreddit + "/comments/.json", "limit=" + limit);
		}
		
		public string SendRequest(string URL, string PostData)
		{
			WebClient client = new WebClient();
			return client.DownloadString(GetRedditURL() + "/" + URL);
		}
		
		public string SendAPIRequest(string URL, string PostData)
		{
			HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(GetAPIURL() + "/" + URL);
			if (!String.IsNullOrEmpty(cookie))
			{
				CookieContainer cookies = new CookieContainer();
				cookies.Add(new Uri(GetRedditURL()), new Cookie("reddit_session", cookie));
				myRequest.CookieContainer = cookies; 
			}
			myRequest.Method = "POST";
    		byte[] dataToPost = Encoding.Default.GetBytes(PostData);
			myRequest.ContentType="application/x-www-form-urlencoded";
			myRequest.Timeout = 5000;
			myRequest.KeepAlive = false;
			myRequest.ContentLength = dataToPost.Length;
			myRequest.UserAgent = "r9kbot for /r/obot9k by hzj";
			Stream newStream=myRequest.GetRequestStream();
			newStream.Write(dataToPost,0,dataToPost.Length);
			newStream.Close();
			
			string result = "";
			using (WebResponse response = myRequest.GetResponse())
			{
				Stream responseStream = response.GetResponseStream();
				StreamReader responseReader = new StreamReader(responseStream);
				result = responseReader.ReadToEnd();
			}
			
			return result;
		}
		
		public enum TYPE_THING
		{
			COMMENT = 1,
			ACCOUNT = 2,
			LINK = 3,
			MESSAGE = 4,
			SUBREDDIT = 5
		}
	}
}