#W# Initial Commit: Avatars Conquest

Scripts/Commands/Generic/Implementors/BaseCommandImplementor.cs

@@ -0,0 +1,338 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Text;
+using Server;
+
+namespace Server.Commands.Generic
+{
+	[Flags]
+	public enum CommandSupport
+	{
+		Single		= 0x0001,
+		Global		= 0x0002,
+		Online		= 0x0004,
+		Multi		= 0x0008,
+		Area		= 0x0010,
+		Self		= 0x0020,
+		Region		= 0x0040,
+		Contained	= 0x0080,
+
+		All			= Single | Global | Online | Multi | Area | Self | Region | Contained,
+		AllMobiles	= All & ~Contained,
+		AllNPCs		= All & ~(Online | Self | Contained),
+		AllItems	= All & ~(Online | Self | Region),
+
+		Simple		= Single | Multi,
+		Complex		= Global | Online | Area | Region | Contained
+	}
+
+	public abstract class BaseCommandImplementor
+	{
+		public static void RegisterImplementors()
+		{
+			Register( new RegionCommandImplementor() );
+			Register( new GlobalCommandImplementor() );
+			Register( new OnlineCommandImplementor() );
+			Register( new SingleCommandImplementor() );
+			Register( new SerialCommandImplementor() );
+			Register( new MultiCommandImplementor() );
+			Register( new AreaCommandImplementor() );
+			Register( new SelfCommandImplementor() );
+			Register( new ContainedCommandImplementor() );
+		}
+
+		private string[] m_Accessors;
+		private AccessLevel m_AccessLevel;
+		private CommandSupport m_SupportRequirement;
+		private Dictionary<string, BaseCommand> m_Commands;
+		private string m_Usage;
+		private string m_Description;
+		private bool m_SupportsConditionals;
+
+		public bool SupportsConditionals
+		{
+			get{ return m_SupportsConditionals; }
+			set{ m_SupportsConditionals = value; }
+		}
+
+		public string[] Accessors
+		{
+			get{ return m_Accessors; }
+			set{ m_Accessors = value; }
+		}
+
+		public string Usage
+		{
+			get{ return m_Usage; }
+			set{ m_Usage = value; }
+		}
+
+		public string Description
+		{
+			get{ return m_Description; }
+			set{ m_Description = value; }
+		}
+
+		public AccessLevel AccessLevel
+		{
+			get{ return m_AccessLevel; }
+			set{ m_AccessLevel = value; }
+		}
+
+		public CommandSupport SupportRequirement
+		{
+			get{ return m_SupportRequirement; }
+			set{ m_SupportRequirement = value; }
+		}
+
+		public Dictionary<string, BaseCommand> Commands
+		{
+			get{ return m_Commands; }
+		}
+
+		public BaseCommandImplementor()
+		{
+			m_Commands = new Dictionary<string, BaseCommand>( StringComparer.OrdinalIgnoreCase );
+		}
+
+		public virtual void Compile( Mobile from, BaseCommand command, ref string[] args, ref object obj )
+		{
+			obj = null;
+		}
+
+		public virtual void Register( BaseCommand command )
+		{
+			for ( int i = 0; i < command.Commands.Length; ++i )
+				m_Commands[command.Commands[i]] = command;
+		}
+
+		public bool CheckObjectTypes( BaseCommand command, Extensions ext, out bool items, out bool mobiles )
+		{
+			items = mobiles = false;
+
+			ObjectConditional cond = ObjectConditional.Empty;
+
+			foreach ( BaseExtension check in ext )
+			{
+				if ( check is WhereExtension )
+				{
+					cond = ( check as WhereExtension ).Conditional;
+
+					break;
+				}
+			}
+
+			bool condIsItem = cond.IsItem;
+			bool condIsMobile = cond.IsMobile;
+
+			switch ( command.ObjectTypes )
+			{
+				case ObjectTypes.All:
+				case ObjectTypes.Both:
+				{
+					if ( condIsItem )
+						items = true;
+
+					if ( condIsMobile )
+						mobiles = true;
+
+					break;
+				}
+				case ObjectTypes.Items:
+				{
+					if ( condIsItem )
+					{
+						items = true;
+					}
+					else if ( condIsMobile )
+					{
+						command.LogFailure( "You may not use a mobile type condition for this command." );
+						return false;
+					}
+
+					break;
+				}
+				case ObjectTypes.Mobiles:
+				{
+					if ( condIsMobile )
+					{
+						mobiles = true;
+					}
+					else if ( condIsItem )
+					{
+						command.LogFailure( "You may not use an item type condition for this command." );
+						return false;
+					}
+
+					break;
+				}
+			}
+
+			return true;
+		}
+
+		public void RunCommand( Mobile from, BaseCommand command, string[] args )
+		{
+			try
+			{
+				object obj = null;
+
+				Compile( from, command, ref args, ref obj );
+
+				RunCommand( from, obj, command, args );
+			}
+			catch ( Exception ex )
+			{
+				from.SendMessage( ex.Message );
+			}
+		}
+
+		public string GenerateArgString( string[] args )
+		{
+			if ( args.Length == 0 )
+				return "";
+
+			// NOTE: this does not preserve the case where quotation marks are used on a single word
+
+			StringBuilder sb = new StringBuilder();
+
+			for ( int i = 0; i < args.Length; ++i )
+			{
+				if ( i > 0 )
+					sb.Append( ' ' );
+
+				if ( args[i].IndexOf( ' ' ) >= 0 )
+				{
+					sb.Append( '"' );
+					sb.Append( args[i] );
+					sb.Append( '"' );
+				}
+				else
+				{
+					sb.Append( args[i] );
+				}
+			}
+
+			return sb.ToString();
+		}
+
+		public void RunCommand( Mobile from, object obj, BaseCommand command, string[] args )
+		{
+		//	try
+		//	{
+				CommandEventArgs e = new CommandEventArgs( from, command.Commands[0], GenerateArgString( args ), args );
+
+				if ( !command.ValidateArgs( this, e ) )
+					return;
+
+				bool flushToLog = false;
+
+				if ( obj is ArrayList )
+				{
+					ArrayList list = (ArrayList)obj;
+
+					if ( list.Count > 20 )
+						CommandLogging.Enabled = false;
+					else if ( list.Count == 0 )
+						command.LogFailure( "Nothing was found to use this command on." );
+
+					command.ExecuteList( e, list );
+
+					if ( list.Count > 20 )
+					{
+						flushToLog = true;
+						CommandLogging.Enabled = true;
+					}
+				}
+				else if ( obj != null )
+				{
+					if ( command.ListOptimized )
+					{
+						ArrayList list = new ArrayList();
+						list.Add( obj );
+						command.ExecuteList( e, list );
+					}
+					else
+					{
+						command.Execute( e, obj );
+					}
+				}
+
+				command.Flush( from, flushToLog );
+		//	}
+		//	catch ( Exception ex )
+		//	{
+		//		from.SendMessage( ex.Message );
+		//	}
+		}
+
+		public virtual void Process( Mobile from, BaseCommand command, string[] args )
+		{
+			RunCommand( from, command, args );
+		}
+
+		public virtual void Execute( CommandEventArgs e )
+		{
+			if ( e.Length >= 1 )
+			{
+				BaseCommand command = null;
+				m_Commands.TryGetValue( e.GetString( 0 ), out command );
+
+				if ( command == null )
+				{
+					e.Mobile.SendMessage( "That is either an invalid command name or one that does not support this modifier." );
+				}
+				else if ( e.Mobile.AccessLevel < command.AccessLevel )
+				{
+					e.Mobile.SendMessage( "You do not have access to that command." );
+				}
+				else
+				{
+					string[] oldArgs = e.Arguments;
+					string[] args = new string[oldArgs.Length - 1];
+
+					for ( int i = 0; i < args.Length; ++i )
+						args[i] = oldArgs[i + 1];
+
+					Process( e.Mobile, command, args );
+				}
+			}
+			else
+			{
+				e.Mobile.SendMessage( "You must supply a command name." );
+			}
+		}
+
+		public void Register()
+		{
+			if ( m_Accessors == null )
+				return;
+
+			for ( int i = 0; i < m_Accessors.Length; ++i )
+				CommandSystem.Register( m_Accessors[i], m_AccessLevel, new CommandEventHandler( Execute ) );
+		}
+
+		public static void Register( BaseCommandImplementor impl )
+		{
+			m_Implementors.Add( impl );
+			impl.Register();
+		}
+
+		private static List<BaseCommandImplementor> m_Implementors;
+
+		public static List<BaseCommandImplementor> Implementors
+		{
+			get
+			{
+				if ( m_Implementors == null )
+				{
+					m_Implementors = new List<BaseCommandImplementor>();
+					RegisterImplementors();
+				}
+
+				return m_Implementors;
+			}
+		}
+	}
+}