/[RomCheater]/trunk/RomCheater.PluginFramework/Core/PluginLoader.cs
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Contents of /trunk/RomCheater.PluginFramework/Core/PluginLoader.cs

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Revision 86 - (show annotations) (download)
Wed May 9 19:41:06 2012 UTC (9 years, 2 months ago) by william
File size: 7370 byte(s)
+ add support to set plugins in user settings

1 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 using System.IO;
8 using System.Reflection;
9
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 try
25 {
26 logger.Info.WriteLine("Loading Plugins...");
27
28 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 (ReflectionTypeLoadException ex)
48 {
49 StringBuilder builder = new StringBuilder();
50 if (ex.LoaderExceptions.Count() > 0)
51 {
52 foreach (Exception c in ex.LoaderExceptions)
53 {
54 builder.AppendLine(c.ToString());
55 }
56 }
57 logger.Error.WriteLine("Failed to load one or more plugins{0}Possible Reason:{0}{1}", System.Environment.NewLine, builder.ToString());
58 }
59 catch (Exception ex)
60 {
61 logger.Error.WriteLine("Failed to load one or more plugins{0}Possible Reason:{0}{1}", System.Environment.NewLine, ex.ToString());
62 }
63 }
64 public List<IConfigPlugin> LoadedConfigPlugins { get; private set; }
65 public List<IInputPlugin> LoadedInputPlugins { get; private set; }
66 public List<IWindowPlugin> LoadedWindowPlugins { get; private set; }
67 #endregion
68
69 private void GetConfigPluginsFromDll(FileInfo dll)
70 {
71 logger.Debug.WriteLine(" Getting Config plugins contained in {0}", dll.Name);
72 Assembly asm = Assembly.LoadFile(dll.FullName);
73 List<Type> types = new List<Type>(asm.GetTypes());
74 foreach (Type type in types)
75 {
76 if (type.BaseType == typeof(ConfigPlugin))
77 {
78 ConstructorInfo ci = null;
79 ci = type.GetConstructor(new Type[] {});
80 if (ci == null)
81 {
82 throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
83 }
84 else
85 {
86 object o = ci.Invoke(new object[] { });
87 IConfigPlugin c = (IConfigPlugin)o;
88 if (c == null)
89 {
90 throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
91 }
92 else
93 {
94 logger.Debug.WriteLine(" Loaded Config Plugin [name={0}] from {1}", c.Name, dll.Name);
95 LoadedConfigPlugins.Add(c);
96 }
97 }
98 }
99 }
100 }
101 private void GetInputPluginsFromDll(FileInfo dll)
102 {
103 logger.Debug.WriteLine(" Getting Input plugins contained in {0}", dll.Name);
104 Assembly asm = Assembly.LoadFile(dll.FullName);
105 List<Type> types = new List<Type>(asm.GetTypes());
106 foreach (Type type in types)
107 {
108 if (type.BaseType == typeof(InputPlugin))
109 {
110 ConstructorInfo ci = null;
111 ci = type.GetConstructor(new Type[] { });
112 if (ci == null)
113 {
114 throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
115 }
116 else
117 {
118 object o = ci.Invoke(new object[] { });
119 IInputPlugin c = (IInputPlugin)o;
120 if (c == null)
121 {
122 throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
123 }
124 else
125 {
126 logger.Debug.WriteLine(" Loaded Input Plugin [name={0}] from {1}", c.Name, dll.Name);
127 LoadedInputPlugins.Add(c);
128 }
129 }
130 }
131 }
132 }
133 private void GetWindowPluginsFromDll(FileInfo dll)
134 {
135 logger.Debug.WriteLine(" Getting Window plugins contained in {0}", dll.Name);
136 Assembly asm = Assembly.LoadFile(dll.FullName);
137 List<Type> types = new List<Type>(asm.GetTypes());
138 foreach (Type type in types)
139 {
140 if (type.BaseType == typeof(WindowPlugin))
141 {
142 ConstructorInfo ci = null;
143 ci = type.GetConstructor(new Type[] { });
144 if (ci == null)
145 {
146 throw new NullReferenceException(string.Format("Unable to bind to constructor for type: {0}", type.Name));
147 }
148 else
149 {
150 object o = ci.Invoke(new object[] { });
151 IWindowPlugin c = (IWindowPlugin)o;
152 if (c == null)
153 {
154 throw new NullReferenceException(string.Format("Failed to cast type {0} to IConfigPlugin", type.Name));
155 }
156 else
157 {
158 logger.Debug.WriteLine(" Loaded Window Plugin [name={0}] from {1}", c.Name, dll.Name);
159 LoadedWindowPlugins.Add(c);
160 }
161 }
162 }
163 }
164 }
165 }
166 }

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