RomCheater.PluginFramework/Core/PluginLoader.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using RomCheater.PluginFramework.Interfaces;
using RomCheater.Logging;
using System.IO;
using System.Reflection;

namespace RomCheater.PluginFramework.Core
{
    public class PluginLoader : IPluginLoader
    {
        public PluginLoader()
        {
            LoadedConfigPlugins = new List<IConfigPlugin>();
            LoadedInputPlugins = new List<IInputPlugin>();
            LoadedWindowPlugins = new List<IWindowPlugin>();
        }
        #region IPluginLoader Members

        public void LoadPlugins()
        {
            try
            {
                logger.Info.WriteLine("Loading Plugins...");

                string PluginPath = string.Format(@"{0}\Plugins", typeof(PluginLoader).Assembly.Location.Replace(@"\RomCheater.PluginFramework.dll", ""));
                logger.Debug.WriteLine("Plugins Path: {0}", PluginPath);
                List<string> dlls = new List<string>(Directory.GetFiles(PluginPath, "*.dll"));
                logger.Debug.WriteLine("  Found: {0} plugin dlls", dlls.Count);
                foreach (string dll in dlls)
                {
                    FileInfo fi = new FileInfo(dll);
                    logger.Debug.WriteLine("    plugin[{0}]: {1}", dlls.IndexOf(dll), fi.Name);
                    GetConfigPluginsFromDll(fi);
                    GetInputPluginsFromDll(fi);
                    GetWindowPluginsFromDll(fi);
                }

                logger.Info.WriteLine("  Loaded {0} config plugins", LoadedConfigPlugins.Count);
                logger.Info.WriteLine("  Loaded {0} input plugins", LoadedInputPlugins.Count);
                logger.Info.WriteLine("  Loaded {0} window plugins", LoadedWindowPlugins.Count);

                logger.Info.WriteLine("Plugins Loaded.");
            }
            catch (Exception ex)
            {
                logger.Error.WriteLine("Failed to load one or more plugins{0}Possible Reason:{0}{1}", System.Environment.NewLine, ex.ToString());
            }
        }
        public List<IConfigPlugin> LoadedConfigPlugins { get; private set; }
        public List<IInputPlugin> LoadedInputPlugins { get; private set; }
        public List<IWindowPlugin> LoadedWindowPlugins { get; private set; }
        #endregion

        private void GetConfigPluginsFromDll(FileInfo dll)
        {
            logger.Debug.WriteLine("  Getting Config plugins contained in {0}", dll.Name);
            Assembly asm = Assembly.LoadFile(dll.FullName);
            List<Type> types = new List<Type>(asm.GetTypes());
            foreach (Type type in types)
            {
                if (type.BaseType == typeof(ConfigPlugin))
                {
                    ConstructorInfo ci = null;
                    ci = type.GetConstructor(new Type[] {});
                    if (ci == null)
                    {
                        throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
                    }
                    else
                    {
                        object o = ci.Invoke(new object[] { });
                        IConfigPlugin c = (IConfigPlugin)o;
                        if (c == null)
                        {
                            throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
                        }
                        else
                        {
                            logger.Debug.WriteLine("    Loaded Config Plugin [name={0}] from {1}", c.Name, dll.Name);
                            LoadedConfigPlugins.Add(c);
                        }
                    }
                }
            }
        }
        private void GetInputPluginsFromDll(FileInfo dll)
        {
            logger.Debug.WriteLine("  Getting Input plugins contained in {0}", dll.Name);
            Assembly asm = Assembly.LoadFile(dll.FullName);
            List<Type> types = new List<Type>(asm.GetTypes());
            foreach (Type type in types)
            {
                if (type.BaseType == typeof(InputPlugin))
                {
                    ConstructorInfo ci = null;
                    ci = type.GetConstructor(new Type[] { });
                    if (ci == null)
                    {
                        throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
                    }
                    else
                    {
                        object o = ci.Invoke(new object[] { });
                        IInputPlugin c = (IInputPlugin)o;
                        if (c == null)
                        {
                            throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
                        }
                        else
                        {
                            logger.Debug.WriteLine("    Loaded Input Plugin [name={0}] from {1}", c.Name, dll.Name);
                            LoadedInputPlugins.Add(c);
                        }
                    }
                }
            }
        }
        private void GetWindowPluginsFromDll(FileInfo dll)
        {
            logger.Debug.WriteLine("  Getting Window plugins contained in {0}", dll.Name);
            Assembly asm = Assembly.LoadFile(dll.FullName);
            List<Type> types = new List<Type>(asm.GetTypes());
            foreach (Type type in types)
            {
                if (type.BaseType == typeof(WindowPlugin))
                {
                    ConstructorInfo ci = null;
                    ci = type.GetConstructor(new Type[] { });
                    if (ci == null)
                    {
                        throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
                    }
                    else
                    {
                        object o = ci.Invoke(new object[] { });
                        IWindowPlugin c = (IWindowPlugin)o;
                        if (c == null)
                        {
                            throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
                        }
                        else
                        {
                            logger.Debug.WriteLine("    Loaded Window Plugin [name={0}] from {1}", c.Name, dll.Name);
                            LoadedWindowPlugins.Add(c);
                        }
                    }
                }
            }
        }
    }
}
Revision:	85
Committed:	Wed May 9 18:13:51 2012 UTC (11 years, 1 month ago) by william
File size:	6811 byte(s)
Log Message:	+ implement plugin loading support
#	User	Rev	Content
1	william	83	using System;
2			using System.Collections.Generic;
3			using System.Linq;
4			using System.Text;
5			using RomCheater.PluginFramework.Interfaces;
6			using RomCheater.Logging;
7	william	84	using System.IO;
8	william	85	using System.Reflection;
9	william	83
10			namespace RomCheater.PluginFramework.Core
11			{
12			public class PluginLoader : IPluginLoader
13			{
14			public PluginLoader()
15			{
16			LoadedConfigPlugins = new List<IConfigPlugin>();
17			LoadedInputPlugins = new List<IInputPlugin>();
18			LoadedWindowPlugins = new List<IWindowPlugin>();
19			}
20			#region IPluginLoader Members
21
22			public void LoadPlugins()
23			{
24	william	85	try
25			{
26			logger.Info.WriteLine("Loading Plugins...");
27	william	84
28	william	85	string PluginPath = string.Format(@"{0}\Plugins", typeof(PluginLoader).Assembly.Location.Replace(@"\RomCheater.PluginFramework.dll", ""));
29			logger.Debug.WriteLine("Plugins Path: {0}", PluginPath);
30			List<string> dlls = new List<string>(Directory.GetFiles(PluginPath, "*.dll"));
31			logger.Debug.WriteLine(" Found: {0} plugin dlls", dlls.Count);
32			foreach (string dll in dlls)
33			{
34			FileInfo fi = new FileInfo(dll);
35			logger.Debug.WriteLine(" plugin[{0}]: {1}", dlls.IndexOf(dll), fi.Name);
36			GetConfigPluginsFromDll(fi);
37			GetInputPluginsFromDll(fi);
38			GetWindowPluginsFromDll(fi);
39			}
40
41			logger.Info.WriteLine(" Loaded {0} config plugins", LoadedConfigPlugins.Count);
42			logger.Info.WriteLine(" Loaded {0} input plugins", LoadedInputPlugins.Count);
43			logger.Info.WriteLine(" Loaded {0} window plugins", LoadedWindowPlugins.Count);
44
45			logger.Info.WriteLine("Plugins Loaded.");
46			}
47			catch (Exception ex)
48	william	84	{
49	william	85	logger.Error.WriteLine("Failed to load one or more plugins{0}Possible Reason:{0}{1}", System.Environment.NewLine, ex.ToString());
50	william	84	}
51	william	83	}
52			public List<IConfigPlugin> LoadedConfigPlugins { get; private set; }
53			public List<IInputPlugin> LoadedInputPlugins { get; private set; }
54			public List<IWindowPlugin> LoadedWindowPlugins { get; private set; }
55			#endregion
56	william	85
57			private void GetConfigPluginsFromDll(FileInfo dll)
58			{
59			logger.Debug.WriteLine(" Getting Config plugins contained in {0}", dll.Name);
60			Assembly asm = Assembly.LoadFile(dll.FullName);
61			List<Type> types = new List<Type>(asm.GetTypes());
62			foreach (Type type in types)
63			{
64			if (type.BaseType == typeof(ConfigPlugin))
65			{
66			ConstructorInfo ci = null;
67			ci = type.GetConstructor(new Type[] {});
68			if (ci == null)
69			{
70			throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
71			}
72			else
73			{
74			object o = ci.Invoke(new object[] { });
75			IConfigPlugin c = (IConfigPlugin)o;
76			if (c == null)
77			{
78			throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
79			}
80			else
81			{
82			logger.Debug.WriteLine(" Loaded Config Plugin [name={0}] from {1}", c.Name, dll.Name);
83			LoadedConfigPlugins.Add(c);
84			}
85			}
86			}
87			}
88			}
89			private void GetInputPluginsFromDll(FileInfo dll)
90			{
91			logger.Debug.WriteLine(" Getting Input plugins contained in {0}", dll.Name);
92			Assembly asm = Assembly.LoadFile(dll.FullName);
93			List<Type> types = new List<Type>(asm.GetTypes());
94			foreach (Type type in types)
95			{
96			if (type.BaseType == typeof(InputPlugin))
97			{
98			ConstructorInfo ci = null;
99			ci = type.GetConstructor(new Type[] { });
100			if (ci == null)
101			{
102			throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
103			}
104			else
105			{
106			object o = ci.Invoke(new object[] { });
107			IInputPlugin c = (IInputPlugin)o;
108			if (c == null)
109			{
110			throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
111			}
112			else
113			{
114			logger.Debug.WriteLine(" Loaded Input Plugin [name={0}] from {1}", c.Name, dll.Name);
115			LoadedInputPlugins.Add(c);
116			}
117			}
118			}
119			}
120			}
121			private void GetWindowPluginsFromDll(FileInfo dll)
122			{
123			logger.Debug.WriteLine(" Getting Window plugins contained in {0}", dll.Name);
124			Assembly asm = Assembly.LoadFile(dll.FullName);
125			List<Type> types = new List<Type>(asm.GetTypes());
126			foreach (Type type in types)
127			{
128			if (type.BaseType == typeof(WindowPlugin))
129			{
130			ConstructorInfo ci = null;
131			ci = type.GetConstructor(new Type[] { });
132			if (ci == null)
133			{
134			throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
135			}
136			else
137			{
138			object o = ci.Invoke(new object[] { });
139			IWindowPlugin c = (IWindowPlugin)o;
140			if (c == null)
141			{
142			throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
143			}
144			else
145			{
146			logger.Debug.WriteLine(" Loaded Window Plugin [name={0}] from {1}", c.Name, dll.Name);
147			LoadedWindowPlugins.Add(c);
148			}
149			}
150			}
151			}
152			}
153	william	83	}
154			}