- code refactoring

- made more and more easily extensible:
   * commands automatically loaded from plugins dlls
   * declarative and automatic command parameter parsing
   * common code moved to base classes
- other fixes

svn path=/trunk/; revision=33344

irc/TechBot/TechBot.Library/Factory/CommandBuilder.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Reflection;
+using System.Collections.Generic;
+using System.Text;
+
+namespace TechBot.Library
+{
+    public class CommandBuilder
+    {
+        private Type m_CommandType;
+        private string m_CommandName;
+        private string m_CommandHelp;
+        private string m_CommandDesc;
+
+        public CommandBuilder(Type commandType)
+        {
+            m_CommandType = commandType;
+
+            CommandAttribute commandAttribute = (CommandAttribute)
+                Attribute.GetCustomAttribute(commandType, typeof(CommandAttribute));
+
+            m_CommandName = commandAttribute.Name;
+            m_CommandHelp = commandAttribute.Help;
+            m_CommandDesc = commandAttribute.Description;
+        }
+
+        public string Name
+        {
+            get { return m_CommandName; }
+        }
+
+        public string Help
+        {
+            get { return m_CommandHelp; }
+        }
+
+        public string Description
+        {
+            get { return m_CommandDesc; }
+        }
+
+        public Type Type
+        {
+            get { return m_CommandType; }
+        }
+
+        public Command CreateCommand()
+        {
+            return (Command)Type.Assembly.CreateInstance(Type.FullName, true);
+        }
+    }
+}

irc/TechBot/TechBot.Library/Factory/CommandFactory.cs

@@ -0,0 +1,54 @@
+using System;
+using System.IO;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Reflection;
+
+namespace TechBot.Library
+{
+    public class CommandFactory
+    {
+        private static CommandBuilderCollection m_Commands = new CommandBuilderCollection();
+
+        private CommandFactory()
+        {
+        }
+
+        public static void LoadPlugins()
+        {
+            //get the file names of the dll files in the current directory.
+            FileInfo objExeInfo = new FileInfo(@"C:\Ros\current\irc\TechBot\TechBot.Console\bin\Debug\");
+
+            foreach (FileInfo objInfo in objExeInfo.Directory.GetFiles("*.dll"))
+            {
+                LoadPluginsFromDLLFile(objInfo.FullName);
+            }
+        }
+
+        private static void LoadPluginsFromDLLFile(string sFile)
+        {
+            Assembly assPlugin = Assembly.LoadFile(sFile);
+
+            if (assPlugin != null)
+            {
+                foreach (Type pluginType in assPlugin.GetTypes())
+                {
+                    if (pluginType.IsSubclassOf(typeof(Command)))
+                    {
+                        if (pluginType.IsAbstract == false)
+                        {
+                            //Add it to the list.
+                            Commands.Add(new CommandBuilder(pluginType));
+                        }
+                    }
+                }
+            }
+        }
+
+        public static CommandBuilderCollection Commands
+        {
+            get { return m_Commands; }
+        }
+    }
+}