Initial checkin

1 files changed, 185 insertions, 0 deletions

diff --git a/ServerDialog.cs b/ServerDialog.cs
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+++ b/ServerDialog.cs
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+// Noddybox.Net - Provides simple server interaction classes
+// Copyright (C) 2003  Ian Cowburn
+// 
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+// $Id$
+//
+
+namespace Noddybox.Net
+{
+	using System;
+	using System.Net;
+	using System.Net.Sockets;
+	using System.IO;
+	using System.Text;
+	using System.Text.RegularExpressions;
+	
+	/// <summary>
+	/// Provides a wrapper around a stream to interact with servers
+	/// </summary>
+	/// <remarks>
+	/// 	created by - ianc
+	/// 	created on - 07/09/2003 22:54:39
+	/// </remarks>
+	public class ServerDialog
+	{
+		// -------------------------------------------------
+		// - PUBLIC MEMBERS                                -
+		// -------------------------------------------------
+		
+		/// <summary>
+		/// Used for returns from the server
+		/// </summary>
+		public class Reply
+		{
+			/// <summary>
+			/// Default constructor - initializes all fields to default values
+			/// </summary>
+			public Reply()
+			{
+				m_code=-1;
+				m_text="";
+			}
+			
+			/// <summary>
+			/// The code returned by the server
+			/// </summary>
+			public int Code
+			{
+				get {return m_code;}
+				set {m_code=value;}
+			}
+			
+			/// <summary>
+			/// The text returned by the server
+			/// </summary>
+			public string Text
+			{
+				get {return m_text;}
+				set {m_text=value;}
+			}
+
+			private int		m_code;
+			private string	m_text;
+			
+		}
+		
+		/// <summary>
+		/// Default constructor - initializes all fields to default values
+		/// </summary>
+		public ServerDialog()
+		{
+			m_encode=new System.Text.ASCIIEncoding();
+			m_code=new Regex("^[0-9][0-9][0-9]");
+			m_code_end=new Regex("^[0-9][0-9][0-9][^-]");
+
+		}
+		
+		/// <summary>
+		/// Sends a command to the server and returns the reply
+		/// </summary>
+		public Reply Send(Stream str, string command)
+		{
+			Reply r=new Reply();
+			
+			if (command!=null)
+			{
+				byte[] b=ToBytes(command);
+			
+				str.Write(b,0,b.Length);
+			}
+			
+			GetResult(str,r);
+			    
+			return r;
+		}
+		
+		// -------------------------------------------------
+		// - PRIVATE MEMBERS                               -
+		// -------------------------------------------------
+		
+		private ASCIIEncoding	m_encode;
+		private Regex 			m_code;
+		private Regex 			m_code_end;
+
+
+		
+		private byte[] ToBytes(string s)
+		{
+			return m_encode.GetBytes(s);
+		}
+		
+		private string GetLine(Stream str)
+		{
+			byte[] b=new byte[1];
+			int c;
+			string r="";
+			
+			while((c=str.ReadByte())!=-1)
+			{
+				b[0]=(byte)c;
+				r+=m_encode.GetString(b);
+				
+				if (c==10)
+				{
+					break;
+				}
+			}
+			
+			return r;
+		}
+		
+		private void GetResult(Stream str, Reply r)
+		{
+			string s;
+			string all="";
+			bool first_line=true;
+
+			do
+			{
+				s=GetLine(str);
+				
+				if (first_line)
+				{
+					if (m_code.IsMatch(s))
+					{
+						r.Code=Convert.ToInt32(s.Substring(0,3));
+					}
+					else
+					{
+						throw new NetException(NetException.Type.ALL_NoReplyCode);
+					}
+					
+					first_line=false;
+				}
+
+				if (m_code.IsMatch(s))
+				{
+					all+=s.Substring(4);
+				}
+				else
+				{
+					all+=s;
+				}
+				
+			} while (!m_code_end.IsMatch(s));
+			
+			all=all.TrimEnd(null);
+			r.Text=all;
+		}
+
+	}
+}