#W# Initial Commit: Avatars Conquest

Scripts/Engines/Chat/Chat.cs

@@ -0,0 +1,174 @@
+using System;
+using Server;
+using Server.Misc;
+using Server.Network;
+using Server.Accounting;
+
+namespace Server.Engines.Chat
+{
+	public class ChatSystem
+	{
+		private static bool m_Enabled = true;
+
+		public static bool Enabled
+		{
+			get{ return m_Enabled; }
+			set{ m_Enabled = value; }
+		}
+
+		public static void Initialize()
+		{
+			PacketHandlers.Register( 0xB5, 0x40, true, new OnPacketReceive( OpenChatWindowRequest ) );
+			PacketHandlers.Register( 0xB3, 0, true, new OnPacketReceive( ChatAction ) );
+		}
+
+		public static void SendCommandTo( Mobile to, ChatCommand type )
+		{
+			SendCommandTo( to, type, null, null );
+		}
+
+		public static void SendCommandTo( Mobile to, ChatCommand type, string param1 )
+		{
+			SendCommandTo( to, type, param1, null );
+		}
+
+		public static void SendCommandTo( Mobile to, ChatCommand type, string param1, string param2 )
+		{
+			if ( to != null )
+				to.Send( new ChatMessagePacket( null, (int)type + 20, param1, param2 ) );
+		}
+
+		public static void OpenChatWindowRequest( NetState state, PacketReader pvSrc )
+		{
+			Mobile from = state.Mobile;
+
+			if ( !m_Enabled )
+			{
+				from.SendMessage( "The chat system has been disabled." );
+				return;
+			}
+
+			pvSrc.Seek( 2, System.IO.SeekOrigin.Begin );
+			string chatName = pvSrc.ReadUnicodeStringSafe( ( 0x40 - 2 ) >> 1 ).Trim();
+
+			Account acct = state.Account as Account;
+
+			string accountChatName = null;
+
+			if ( acct != null )
+				accountChatName = acct.GetTag( "ChatName" );
+
+			if ( accountChatName != null )
+				accountChatName = accountChatName.Trim();
+
+			if ( accountChatName != null && accountChatName.Length > 0 )
+			{
+				if ( chatName.Length > 0 && chatName != accountChatName )
+					from.SendMessage( "You cannot change chat nickname once it has been set." );
+			}
+			else
+			{
+				if ( chatName == null || chatName.Length == 0 )
+				{
+					SendCommandTo( from, ChatCommand.AskNewNickname );
+					return;
+				}
+
+				if ( NameVerification.Validate( chatName, 2, 31, true, true, true, 0, NameVerification.SpaceDashPeriodQuote ) && chatName.ToLower().IndexOf( "system" ) == -1 )
+				{
+					// TODO: Optimize this search
+
+					foreach ( Account checkAccount in Accounts.GetAccounts() )
+					{
+						string existingName = checkAccount.GetTag( "ChatName" );
+
+						if ( existingName != null )
+						{
+							existingName = existingName.Trim();
+
+							if ( Insensitive.Equals( existingName, chatName ) )
+							{
+								from.SendMessage( "Nickname already in use." );
+								SendCommandTo( from, ChatCommand.AskNewNickname );
+								return;
+							}
+						}
+					}
+
+					accountChatName = chatName;
+
+					if ( acct != null )
+						acct.AddTag( "ChatName", chatName );
+				}
+				else
+				{
+					from.SendLocalizedMessage( 501173 ); // That name is disallowed.
+					SendCommandTo( from, ChatCommand.AskNewNickname );
+					return;
+				}
+			}
+
+			SendCommandTo( from, ChatCommand.OpenChatWindow, accountChatName );
+			ChatUser.AddChatUser( from );
+		} 
+
+		public static ChatUser SearchForUser( ChatUser from, string name )
+		{
+			ChatUser user = ChatUser.GetChatUser( name );
+
+			if ( user == null )
+				from.SendMessage( 32, name ); // There is no player named '%1'.
+
+			return user;
+		}
+
+		public static void ChatAction( NetState state, PacketReader pvSrc )
+		{
+			if ( !m_Enabled )
+				return;
+
+			try
+			{
+				Mobile from = state.Mobile;
+				ChatUser user = ChatUser.GetChatUser( from );
+
+				if ( user == null )
+					return;
+
+				string lang = pvSrc.ReadStringSafe( 4 );
+				int actionID = pvSrc.ReadInt16();
+				string param = pvSrc.ReadUnicodeString();
+
+				ChatActionHandler handler = ChatActionHandlers.GetHandler( actionID );
+
+				if ( handler != null )
+				{
+					Channel channel = user.CurrentChannel;
+
+					if ( handler.RequireConference && channel == null )
+					{
+						user.SendMessage( 31 ); /* You must be in a conference to do this.
+												 * To join a conference, select one from the Conference menu.
+												 */
+					}
+					else if ( handler.RequireModerator && !user.IsModerator )
+					{
+						user.SendMessage( 29 ); // You must have operator status to do this.
+					}
+					else
+					{
+						handler.Callback( user, channel, param );
+					}
+				}
+				else
+				{
+					Console.WriteLine( "Client: {0}: Unknown chat action 0x{1:X}: {2}", state, actionID, param );
+				}
+			}
+			catch ( Exception e )
+			{
+				Console.WriteLine( e );
+			}
+		}
+	}
+}