Add main IRC logic

OpenRA.Irc/IrcConnection.cs

@@ -0,0 +1,83 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2013 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.IO;
+using System.Net.Sockets;
+
+namespace OpenRA.Irc
+{
+	public class IrcConnection : IDisposable
+	{
+		TcpClient socket;
+		Stream stream;
+		StreamWriter writer;
+		StreamReader reader;
+		bool disposed;
+
+		public void Connect(string hostname, int port, int connectionTimeout)
+		{
+			CheckDisposed();
+			if (socket != null && socket.Connected)
+				throw new InvalidOperationException("Socket already connected");
+
+			socket = new TcpClient(hostname, port);
+			socket.ReceiveTimeout = socket.SendTimeout = connectionTimeout;
+			stream = socket.GetStream();
+			writer = new StreamWriter(stream) { AutoFlush = true };
+			reader = new StreamReader(stream);
+		}
+
+		public void WriteLine(string format, params object[] args)
+		{
+			CheckDisposed();
+			writer.WriteLine(format, args);
+		}
+
+		public string ReadLine()
+		{
+			CheckDisposed();
+			return reader.ReadLine();
+		}
+
+		public void Close()
+		{
+			CloseImpl();
+			GC.SuppressFinalize(this);
+		}
+
+		void CloseImpl()
+		{
+			if (disposed) return;
+
+			disposed = true;
+			if (socket != null) socket.Close();
+			if (stream != null) stream.Close();
+			if (writer != null) writer.Close();
+			if (reader != null) reader.Close();
+		}
+
+		void IDisposable.Dispose()
+		{
+			Close();
+		}
+
+		~IrcConnection()
+		{
+			CloseImpl();
+		}
+
+		void CheckDisposed()
+		{
+			if (disposed)
+				throw new ObjectDisposedException(GetType().FullName);
+		}
+	}
+}