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The beginning of a small command interpreter plug in
[radegast/radegast.git] / Radegast / Core / RadegastInstance.cs
1 // \r
2 // Radegast Metaverse Client\r
3 // Copyright (c) 2009, Radegast Development Team\r
4 // All rights reserved.\r
5 // \r
6 // Redistribution and use in source and binary forms, with or without\r
7 // modification, are permitted provided that the following conditions are met:\r
8 // \r
9 //     * Redistributions of source code must retain the above copyright notice,\r
10 //       this list of conditions and the following disclaimer.\r
11 //     * Redistributions in binary form must reproduce the above copyright\r
12 //       notice, this list of conditions and the following disclaimer in the\r
13 //       documentation and/or other materials provided with the distribution.\r
14 //     * Neither the name of the application "Radegast", nor the names of its\r
15 //       contributors may be used to endorse or promote products derived from\r
16 //       this software without specific prior written permission.\r
17 // \r
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"\r
19 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
20 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\r
21 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE\r
22 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
23 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\r
24 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER\r
25 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,\r
26 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
28 //\r
29 // $Id$\r
30 //\r
31 using System;\r
32 using System.Collections.Generic;\r
33 using System.IO;\r
34 using System.Reflection;\r
35 using System.Windows.Forms;\r
36 using Radegast.Commands;\r
37 using Radegast.Netcom;\r
38 using Radegast.Media;\r
39 using OpenMetaverse;\r
40 \r
41 namespace Radegast\r
42 {\r
43     public class RadegastInstance\r
44     {\r
45         private GridClient client;\r
46         private RadegastNetcom netcom;\r
47 \r
48         private StateManager state;\r
49 \r
50         private frmMain mainForm;\r
51         private TabsConsole tabsConsole;\r
52 \r
53         // Singleton, there can be only one instance\r
54         private static RadegastInstance globalInstance = null;\r
55         public static RadegastInstance GlobalInstance\r
56         {\r
57             get\r
58             {\r
59                 if (globalInstance == null)\r
60                 {\r
61                     globalInstance = new RadegastInstance(new GridClient());\r
62                 }\r
63                 return globalInstance;\r
64             }\r
65         }\r
66 \r
67         private string userDir;\r
68         /// <summary>\r
69         /// System (not grid!) user's dir\r
70         /// </summary>\r
71         public string UserDir { get { return userDir; } }\r
72 \r
73         /// <summary>\r
74         /// Grid client's user dir for settings and logs\r
75         /// </summary>\r
76         public string ClientDir\r
77         {\r
78             get\r
79             {\r
80                 if (client != null && client.Self != null && !string.IsNullOrEmpty(client.Self.Name))\r
81                 {\r
82                     return Path.Combine(userDir, client.Self.Name);\r
83                 }\r
84                 else\r
85                 {\r
86                     return Environment.CurrentDirectory;\r
87                 }\r
88             }\r
89         }\r
90 \r
91         public string InventoryCacheFileName { get { return Path.Combine(ClientDir, "inventory.cache"); } }\r
92 \r
93         private string animCacheDir;\r
94         public string AnimCacheDir { get { return animCacheDir; } }\r
95 \r
96         private string globalLogFile;\r
97         public string GlobalLogFile { get { return globalLogFile; } }\r
98 \r
99         private bool monoRuntime;\r
100         public bool MonoRuntime { get { return monoRuntime; } }\r
101 \r
102         private Dictionary<UUID, Group> groups;\r
103         public Dictionary<UUID, Group> Groups { get { return groups; } }\r
104 \r
105         private Settings globalSettings;\r
106         /// <summary>\r
107         /// Global settings for the entire application\r
108         /// </summary>\r
109         public Settings GlobalSettings { get { return globalSettings; } }\r
110 \r
111         private Settings clientSettings;\r
112         /// <summary>\r
113         /// Per client settings\r
114         /// </summary>\r
115         public Settings ClientSettings { get { return clientSettings; } }\r
116 \r
117         public Dictionary<UUID, string> nameCache = new Dictionary<UUID, string>();\r
118 \r
119         public const string INCOMPLETE_NAME = "Loading...";\r
120 \r
121         public readonly bool advancedDebugging = false;\r
122 \r
123         public readonly List<IRadegastPlugin> PluginsLoaded = new List<IRadegastPlugin>();\r
124 \r
125         private MediaManager mediaManager;\r
126         /// <summary>\r
127         /// Radegast media manager for playing streams and in world sounds\r
128         /// </summary>\r
129         public MediaManager MediaManager { get { return mediaManager; } }\r
130 \r
131 \r
132         private CommandsManager commandsManager;\r
133         /// <summary>\r
134         /// Radegast command manager for executing textual console commands\r
135         /// </summary>\r
136         public CommandsManager CommandsManager { get { return commandsManager; } }\r
137 \r
138         public RadegastInstance(GridClient client0)\r
139         {\r
140             // incase something else calls GlobalInstance while we are loading\r
141             globalInstance = this; \r
142 \r
143             client = client0;\r
144 \r
145             netcom = new RadegastNetcom(client);\r
146             state = new StateManager(this);\r
147             mediaManager = new MediaManager();\r
148             commandsManager = new CommandsManager(this);\r
149 \r
150             InitializeLoggingAndConfig();\r
151 \r
152             client.Settings.MULTIPLE_SIMS = true;\r
153 \r
154             client.Settings.USE_INTERPOLATION_TIMER = false;\r
155             client.Settings.ALWAYS_REQUEST_OBJECTS = true;\r
156             client.Settings.ALWAYS_DECODE_OBJECTS = true;\r
157             client.Settings.OBJECT_TRACKING = true;\r
158             client.Settings.ENABLE_SIMSTATS = true;\r
159             client.Settings.FETCH_MISSING_INVENTORY = true;\r
160             client.Settings.SEND_AGENT_THROTTLE = true;\r
161             client.Settings.SEND_AGENT_UPDATES = true;\r
162 \r
163             client.Settings.USE_ASSET_CACHE = true;\r
164             client.Settings.ASSET_CACHE_DIR = Path.Combine(userDir, "cache");\r
165             client.Assets.Cache.AutoPruneEnabled = false;\r
166 \r
167             client.Throttle.Texture = 2446000.0f;\r
168             client.Throttle.Asset = 2446000.0f;\r
169             client.Settings.THROTTLE_OUTGOING_PACKETS = true;\r
170             client.Settings.LOGIN_TIMEOUT = 120 * 1000;\r
171             client.Settings.SIMULATOR_TIMEOUT = 120 * 1000;\r
172             client.Settings.MAX_CONCURRENT_TEXTURE_DOWNLOADS = 20;\r
173 \r
174             mainForm = new frmMain(this);\r
175             mainForm.InitializeControls();\r
176             tabsConsole = mainForm.TabConsole;\r
177 \r
178             groups = new Dictionary<UUID, Group>();\r
179 \r
180             client.Groups.OnCurrentGroups += new GroupManager.CurrentGroupsCallback(Groups_OnCurrentGroups);\r
181             client.Groups.OnGroupLeft += new GroupManager.GroupLeftCallback(Groups_OnGroupLeft);\r
182             client.Groups.OnGroupDropped += new GroupManager.GroupDroppedCallback(Groups_OnGroupDropped);\r
183             client.Groups.OnGroupJoined += new GroupManager.GroupJoinedCallback(Groups_OnGroupJoined);\r
184             client.Avatars.OnAvatarNames += new AvatarManager.AvatarNamesCallback(Avatars_OnAvatarNames);\r
185             client.Network.OnConnected += new NetworkManager.ConnectedCallback(Network_OnConnected);\r
186             ScanAndLoadPlugins();\r
187         }\r
188 \r
189         public void CleanUp()\r
190         {\r
191             if (client != null)\r
192             {\r
193                 client.Groups.OnCurrentGroups -= new GroupManager.CurrentGroupsCallback(Groups_OnCurrentGroups);\r
194                 client.Groups.OnGroupLeft -= new GroupManager.GroupLeftCallback(Groups_OnGroupLeft);\r
195                 client.Groups.OnGroupDropped -= new GroupManager.GroupDroppedCallback(Groups_OnGroupDropped);\r
196                 client.Groups.OnGroupJoined -= new GroupManager.GroupJoinedCallback(Groups_OnGroupJoined);\r
197                 client.Avatars.OnAvatarNames -= new AvatarManager.AvatarNamesCallback(Avatars_OnAvatarNames);\r
198                 client.Network.OnConnected -= new NetworkManager.ConnectedCallback(Network_OnConnected);\r
199             }\r
200 \r
201             lock (PluginsLoaded)\r
202             {\r
203                 PluginsLoaded.ForEach(plug =>\r
204                 {\r
205                     try\r
206                     {\r
207                         plug.StopPlugin(this);\r
208                     }\r
209                     catch (Exception) { }\r
210                 });\r
211             }                        \r
212             commandsManager.Dispose();\r
213             commandsManager = null;\r
214             mediaManager.Dispose();\r
215             mediaManager = null;\r
216             state.Dispose();\r
217             state = null;\r
218             netcom.Dispose();\r
219             netcom = null;\r
220             Logger.Log("RadegastInstance finished cleaning up.", Helpers.LogLevel.Debug);\r
221         }\r
222 \r
223         private void ScanAndLoadPlugins()\r
224         {\r
225             string dirName = Application.StartupPath;\r
226 \r
227             if (!Directory.Exists(dirName)) return;\r
228 \r
229             foreach (string loadfilename in Directory.GetFiles(dirName))\r
230             {\r
231                 if (loadfilename.ToLower().EndsWith(".dll") || loadfilename.ToLower().EndsWith(".exe"))\r
232                 {\r
233                     try\r
234                     {\r
235                         Assembly assembly = Assembly.LoadFile(loadfilename);\r
236                         LoadAssembly(loadfilename, assembly);\r
237                     }\r
238                     catch (BadImageFormatException)\r
239                     {\r
240                         // non .NET .dlls\r
241                     }\r
242                     catch (ReflectionTypeLoadException)\r
243                     {\r
244                         // Out of date or dlls missing sub dependencies\r
245                     }\r
246                     catch (Exception ex)\r
247                     {\r
248                         Logger.Log("ERROR in Radegast Plugin: " + loadfilename + " because " + ex.Message + " " + ex.StackTrace, Helpers.LogLevel.Debug);\r
249                     }\r
250                 }\r
251             }\r
252         }\r
253 \r
254         public void LoadAssembly(string loadfilename, Assembly assembly)\r
255         {\r
256             foreach (Type type in assembly.GetTypes())\r
257             {\r
258                 if (typeof(IRadegastPlugin).IsAssignableFrom(type))\r
259                 {\r
260                     foreach (var ci in type.GetConstructors())\r
261                     {\r
262                         if (ci.GetParameters().Length > 0) continue;\r
263                         try\r
264                         {\r
265                             IRadegastPlugin plug = (IRadegastPlugin)ci.Invoke(new object[0]);\r
266                             plug.StartPlugin(this);\r
267                             lock (PluginsLoaded) PluginsLoaded.Add(plug);\r
268                             break;\r
269                         }\r
270                         catch (Exception ex)\r
271                         {\r
272                             Logger.Log("ERROR Constructing Radegast Plugin: " + loadfilename + " because " + ex.Message, Helpers.LogLevel.Debug);\r
273                             throw ex;\r
274                         }\r
275                     }\r
276                 }\r
277                 else\r
278                 {\r
279                     try\r
280                     {\r
281                         commandsManager.LoadType(type);\r
282                     }\r
283                     catch (Exception ex)\r
284                     {\r
285                         Logger.Log("ERROR in Radegast Plugin: " + loadfilename + " Command: " + type +\r
286                                    " because " + ex.Message + " " + ex.StackTrace, Helpers.LogLevel.Debug);\r
287                     }\r
288                 }\r
289             }\r
290         }\r
291 \r
292         void Network_OnConnected(object sender)\r
293         {\r
294             try\r
295             {\r
296                 if (!Directory.Exists(ClientDir))\r
297                     Directory.CreateDirectory(ClientDir);\r
298             }\r
299             catch (Exception ex)\r
300             {\r
301                 Logger.Log("Failed to create client directory", Helpers.LogLevel.Warning, ex);\r
302             }\r
303 \r
304             clientSettings = new Settings(Path.Combine(ClientDir, "client_settings.xml"));\r
305         }\r
306 \r
307         void Avatars_OnAvatarNames(Dictionary<UUID, string> names)\r
308         {\r
309             lock (nameCache)\r
310             {\r
311                 foreach (KeyValuePair<UUID, string> av in names)\r
312                 {\r
313                     if (!nameCache.ContainsKey(av.Key))\r
314                     {\r
315                         nameCache.Add(av.Key, av.Value);\r
316                     }\r
317                 }\r
318             }\r
319         }\r
320 \r
321         public string getAvatarName(UUID key)\r
322         {\r
323             lock (nameCache)\r
324             {\r
325                 if (key == UUID.Zero)\r
326                 {\r
327                     return "(???) (???)";\r
328                 }\r
329                 if (nameCache.ContainsKey(key))\r
330                 {\r
331                     return nameCache[key];\r
332                 }\r
333                 else\r
334                 {\r
335                     client.Avatars.RequestAvatarName(key);\r
336                     return INCOMPLETE_NAME;\r
337                 }\r
338             }\r
339         }\r
340 \r
341         public void getAvatarNames(List<UUID> keys)\r
342         {\r
343             lock (nameCache)\r
344             {\r
345                 List<UUID> newNames = new List<UUID>();\r
346                 foreach (UUID key in keys)\r
347                 {\r
348                     if (!nameCache.ContainsKey(key))\r
349                     {\r
350                         newNames.Add(key);\r
351                     }\r
352                 }\r
353                 if (newNames.Count > 0)\r
354                 {\r
355                     client.Avatars.RequestAvatarNames(newNames);\r
356                 }\r
357             }\r
358         }\r
359 \r
360         public bool haveAvatarName(UUID key)\r
361         {\r
362             lock (nameCache)\r
363             {\r
364                 if (nameCache.ContainsKey(key))\r
365                     return true;\r
366                 else\r
367                     return false;\r
368             }\r
369         }\r
370 \r
371         void Groups_OnGroupJoined(UUID groupID, bool success)\r
372         {\r
373             client.Groups.RequestCurrentGroups();\r
374         }\r
375 \r
376         void Groups_OnGroupLeft(UUID groupID, bool success)\r
377         {\r
378             client.Groups.RequestCurrentGroups();\r
379         }\r
380 \r
381         void Groups_OnGroupDropped(UUID groupID)\r
382         {\r
383             client.Groups.RequestCurrentGroups();\r
384         }\r
385 \r
386         public static string SafeFileName(string fileName)\r
387         {\r
388             foreach (char lDisallowed in Path.GetInvalidFileNameChars())\r
389             {\r
390                 fileName = fileName.Replace(lDisallowed.ToString(), "_");\r
391             }\r
392 \r
393             return fileName;\r
394         }\r
395 \r
396         public void LogClientMessage(string fileName, string message)\r
397         {\r
398             lock (this)\r
399             {\r
400                 try\r
401                 {\r
402                     foreach (char lDisallowed in System.IO.Path.GetInvalidFileNameChars())\r
403                     {\r
404                         fileName = fileName.Replace(lDisallowed.ToString(), "_");\r
405                     }\r
406 \r
407                     StreamWriter logfile = File.AppendText(Path.Combine(ClientDir, fileName));\r
408                     logfile.WriteLine(DateTime.Now.ToString("yyyy-MM-dd [HH:mm:ss] ") + message);\r
409                     logfile.Close();\r
410                     logfile.Dispose();\r
411                 }\r
412                 catch (Exception) { }\r
413             }\r
414         }\r
415 \r
416         void Groups_OnCurrentGroups(Dictionary<UUID, Group> gr)\r
417         {\r
418             this.groups = gr;\r
419         }\r
420 \r
421         private void InitializeLoggingAndConfig()\r
422         {\r
423             // Are we running mono?\r
424             monoRuntime = Type.GetType("Mono.Runtime") != null;\r
425 \r
426             try\r
427             {\r
428                 userDir = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.ApplicationData), Properties.Resources.ProgramName);\r
429                 if (!Directory.Exists(userDir))\r
430                 {\r
431                     Directory.CreateDirectory(userDir);\r
432                 }\r
433             }\r
434             catch (Exception)\r
435             {\r
436                 userDir = System.Environment.CurrentDirectory;\r
437             };\r
438 \r
439             animCacheDir = Path.Combine(userDir, @"anim_cache");\r
440             globalLogFile = Path.Combine(userDir, Properties.Resources.ProgramName + ".log");\r
441             globalSettings = new Settings(Path.Combine(userDir, "settings.xml"));\r
442         }\r
443 \r
444         public GridClient Client\r
445         {\r
446             get { return client; }\r
447         }\r
448 \r
449         public RadegastNetcom Netcom\r
450         {\r
451             get { return netcom; }\r
452         }\r
453 \r
454         public StateManager State\r
455         {\r
456             get { return state; }\r
457         }\r
458 \r
459         public frmMain MainForm\r
460         {\r
461             get { return mainForm; }\r
462         }\r
463 \r
464         public TabsConsole TabConsole\r
465         {\r
466             get { return tabsConsole; }\r
467         }\r
468     }\r
469 }\r