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-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/DataRequestHandler.cs99
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/DataSnapshotManager.cs487
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/EstateSnapshot.cs149
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshot.cs36
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshotProvider.cs46
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/LLSDDiscovery.cs44
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/LandSnapshot.cs433
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/ObjectSnapshot.cs264
-rw-r--r--OpenSim/Region/OptionalModules/DataSnapshot/SnapshotStore.cs337
9 files changed, 1895 insertions, 0 deletions
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/DataRequestHandler.cs b/OpenSim/Region/OptionalModules/DataSnapshot/DataRequestHandler.cs
new file mode 100644
index 0000000..50276ae
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/DataRequestHandler.cs
@@ -0,0 +1,99 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28
29using System.Collections;
30using System.Reflection;
31using System.Xml;
32using log4net;
33using OpenMetaverse;
34using OpenSim.Framework;
35using OpenSim.Framework.Capabilities;
36using OpenSim.Framework.Servers;
37using OpenSim.Framework.Servers.HttpServer;
38using OpenSim.Region.Framework.Scenes;
39using Caps = OpenSim.Framework.Capabilities.Caps;
40
41namespace OpenSim.Region.DataSnapshot
42{
43 public class DataRequestHandler
44 {
45// private Scene m_scene = null;
46 private DataSnapshotManager m_externalData = null;
47 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
48
49 public DataRequestHandler(Scene scene, DataSnapshotManager externalData)
50 {
51// m_scene = scene;
52 m_externalData = externalData;
53
54 //Register HTTP handler
55 if (MainServer.Instance.AddHTTPHandler("collector", OnGetSnapshot))
56 {
57 m_log.Info("[DATASNAPSHOT]: Set up snapshot service");
58 }
59 // Register validation callback handler
60 MainServer.Instance.AddHTTPHandler("validate", OnValidate);
61
62 }
63
64 public Hashtable OnGetSnapshot(Hashtable keysvals)
65 {
66 m_log.Debug("[DATASNAPSHOT] Received collection request");
67 Hashtable reply = new Hashtable();
68 int statuscode = 200;
69
70 string snapObj = (string)keysvals["region"];
71
72 XmlDocument response = m_externalData.GetSnapshot(snapObj);
73
74 reply["str_response_string"] = response.OuterXml;
75 reply["int_response_code"] = statuscode;
76 reply["content_type"] = "text/xml";
77
78 return reply;
79 }
80
81 public Hashtable OnValidate(Hashtable keysvals)
82 {
83 m_log.Debug("[DATASNAPSHOT] Received validation request");
84 Hashtable reply = new Hashtable();
85 int statuscode = 200;
86
87 string secret = (string)keysvals["secret"];
88 if (secret == m_externalData.Secret.ToString())
89 statuscode = 403;
90
91 reply["str_response_string"] = string.Empty;
92 reply["int_response_code"] = statuscode;
93 reply["content_type"] = "text/plain";
94
95 return reply;
96 }
97
98 }
99}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/DataSnapshotManager.cs b/OpenSim/Region/OptionalModules/DataSnapshot/DataSnapshotManager.cs
new file mode 100644
index 0000000..0c3446d
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/DataSnapshotManager.cs
@@ -0,0 +1,487 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28
29using System;
30using System.Collections.Generic;
31using System.IO;
32using System.Linq;
33using System.Net;
34using System.Reflection;
35using System.Text;
36using System.Xml;
37using log4net;
38using Nini.Config;
39using OpenMetaverse;
40using Mono.Addins;
41using OpenSim.Framework;
42using OpenSim.Region.DataSnapshot.Interfaces;
43using OpenSim.Region.Framework.Interfaces;
44using OpenSim.Region.Framework.Scenes;
45
46namespace OpenSim.Region.DataSnapshot
47{
48 [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "DataSnapshotManager")]
49 public class DataSnapshotManager : ISharedRegionModule, IDataSnapshot
50 {
51 #region Class members
52 //Information from config
53 private bool m_enabled = false;
54 private bool m_configLoaded = false;
55 private List<string> m_disabledModules = new List<string>();
56 private Dictionary<string, string> m_gridinfo = new Dictionary<string, string>();
57 private string m_snapsDir = "DataSnapshot";
58 private string m_exposure_level = "minimum";
59
60 //Lists of stuff we need
61 private List<Scene> m_scenes = new List<Scene>();
62 private List<IDataSnapshotProvider> m_dataproviders = new List<IDataSnapshotProvider>();
63
64 //Various internal objects
65 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
66 internal object m_syncInit = new object();
67
68 //DataServices and networking
69 private string m_dataServices = "noservices";
70 public string m_listener_port = ConfigSettings.DefaultRegionHttpPort.ToString();
71 public string m_hostname = "127.0.0.1";
72 private UUID m_Secret = UUID.Random();
73 private bool m_servicesNotified = false;
74
75 //Update timers
76 private int m_period = 20; // in seconds
77 private int m_maxStales = 500;
78 private int m_stales = 0;
79 private int m_lastUpdate = 0;
80
81 //Program objects
82 private SnapshotStore m_snapStore = null;
83
84 #endregion
85
86 #region Properties
87
88 public string ExposureLevel
89 {
90 get { return m_exposure_level; }
91 }
92
93 public UUID Secret
94 {
95 get { return m_Secret; }
96 }
97
98 #endregion
99
100 #region Region Module interface
101
102 public void Initialise(IConfigSource config)
103 {
104 if (!m_configLoaded)
105 {
106 m_configLoaded = true;
107 //m_log.Debug("[DATASNAPSHOT]: Loading configuration");
108 //Read from the config for options
109 lock (m_syncInit)
110 {
111 try
112 {
113 m_enabled = config.Configs["DataSnapshot"].GetBoolean("index_sims", m_enabled);
114 string gatekeeper = Util.GetConfigVarFromSections<string>(config, "GatekeeperURI",
115 new string[] { "Startup", "Hypergrid", "GridService" }, String.Empty);
116 // Legacy. Remove soon!
117 if (string.IsNullOrEmpty(gatekeeper))
118 {
119 IConfig conf = config.Configs["GridService"];
120 if (conf != null)
121 gatekeeper = conf.GetString("Gatekeeper", gatekeeper);
122 }
123 if (!string.IsNullOrEmpty(gatekeeper))
124 m_gridinfo.Add("gatekeeperURL", gatekeeper);
125
126 m_gridinfo.Add(
127 "name", config.Configs["DataSnapshot"].GetString("gridname", "the lost continent of hippo"));
128 m_exposure_level = config.Configs["DataSnapshot"].GetString("data_exposure", m_exposure_level);
129 m_period = config.Configs["DataSnapshot"].GetInt("default_snapshot_period", m_period);
130 m_maxStales = config.Configs["DataSnapshot"].GetInt("max_changes_before_update", m_maxStales);
131 m_snapsDir = config.Configs["DataSnapshot"].GetString("snapshot_cache_directory", m_snapsDir);
132 m_listener_port = config.Configs["Network"].GetString("http_listener_port", m_listener_port);
133
134 m_dataServices = config.Configs["DataSnapshot"].GetString("data_services", m_dataServices);
135 // New way of spec'ing data services, one per line
136 AddDataServicesVars(config.Configs["DataSnapshot"]);
137
138 String[] annoying_string_array = config.Configs["DataSnapshot"].GetString("disable_modules", "").Split(".".ToCharArray());
139 foreach (String bloody_wanker in annoying_string_array)
140 {
141 m_disabledModules.Add(bloody_wanker);
142 }
143 m_lastUpdate = Environment.TickCount;
144 }
145 catch (Exception)
146 {
147 m_log.Warn("[DATASNAPSHOT]: Could not load configuration. DataSnapshot will be disabled.");
148 m_enabled = false;
149 return;
150 }
151
152 }
153
154 }
155
156 }
157
158 public void AddRegion(Scene scene)
159 {
160 if (!m_enabled)
161 return;
162
163 m_log.DebugFormat("[DATASNAPSHOT]: Module added to Scene {0}.", scene.RegionInfo.RegionName);
164
165 if (!m_servicesNotified)
166 {
167 m_hostname = scene.RegionInfo.ExternalHostName;
168 m_snapStore = new SnapshotStore(m_snapsDir, m_gridinfo, m_listener_port, m_hostname);
169
170 //Hand it the first scene, assuming that all scenes have the same BaseHTTPServer
171 new DataRequestHandler(scene, this);
172
173 if (m_dataServices != "" && m_dataServices != "noservices")
174 NotifyDataServices(m_dataServices, "online");
175
176 m_servicesNotified = true;
177 }
178
179 m_scenes.Add(scene);
180 m_snapStore.AddScene(scene);
181
182 Assembly currentasm = Assembly.GetExecutingAssembly();
183
184 foreach (Type pluginType in currentasm.GetTypes())
185 {
186 if (pluginType.IsPublic)
187 {
188 if (!pluginType.IsAbstract)
189 {
190 if (pluginType.GetInterface("IDataSnapshotProvider") != null)
191 {
192 IDataSnapshotProvider module = (IDataSnapshotProvider)Activator.CreateInstance(pluginType);
193 module.Initialize(scene, this);
194 module.OnStale += MarkDataStale;
195
196 m_dataproviders.Add(module);
197 m_snapStore.AddProvider(module);
198
199 m_log.Debug("[DATASNAPSHOT]: Added new data provider type: " + pluginType.Name);
200 }
201 }
202 }
203 }
204
205 }
206
207 public void RemoveRegion(Scene scene)
208 {
209 if (!m_enabled)
210 return;
211
212 m_log.Info("[DATASNAPSHOT]: Region " + scene.RegionInfo.RegionName + " is being removed, removing from indexing");
213 Scene restartedScene = SceneForUUID(scene.RegionInfo.RegionID);
214
215 m_scenes.Remove(restartedScene);
216 m_snapStore.RemoveScene(restartedScene);
217
218 //Getting around the fact that we can't remove objects from a collection we are enumerating over
219 List<IDataSnapshotProvider> providersToRemove = new List<IDataSnapshotProvider>();
220
221 foreach (IDataSnapshotProvider provider in m_dataproviders)
222 {
223 if (provider.GetParentScene == restartedScene)
224 {
225 providersToRemove.Add(provider);
226 }
227 }
228
229 foreach (IDataSnapshotProvider provider in providersToRemove)
230 {
231 m_dataproviders.Remove(provider);
232 m_snapStore.RemoveProvider(provider);
233 }
234
235 m_snapStore.RemoveScene(restartedScene);
236 }
237
238 public void PostInitialise()
239 {
240 }
241
242 public void RegionLoaded(Scene scene)
243 {
244 if (!m_enabled)
245 return;
246
247 m_log.DebugFormat("[DATASNAPSHOT]: Marking scene {0} as stale.", scene.RegionInfo.RegionName);
248 m_snapStore.ForceSceneStale(scene);
249 }
250
251 public void Close()
252 {
253 if (!m_enabled)
254 return;
255
256 if (m_enabled && m_dataServices != "" && m_dataServices != "noservices")
257 NotifyDataServices(m_dataServices, "offline");
258 }
259
260
261 public string Name
262 {
263 get { return "External Data Generator"; }
264 }
265
266 public Type ReplaceableInterface
267 {
268 get { return null; }
269 }
270
271 #endregion
272
273 #region Associated helper functions
274
275 public Scene SceneForName(string name)
276 {
277 foreach (Scene scene in m_scenes)
278 if (scene.RegionInfo.RegionName == name)
279 return scene;
280
281 return null;
282 }
283
284 public Scene SceneForUUID(UUID id)
285 {
286 foreach (Scene scene in m_scenes)
287 if (scene.RegionInfo.RegionID == id)
288 return scene;
289
290 return null;
291 }
292
293 private void AddDataServicesVars(IConfig config)
294 {
295 // Make sure the services given this way aren't in m_dataServices already
296 List<string> servs = new List<string>(m_dataServices.Split(new char[] { ';' }));
297
298 StringBuilder sb = new StringBuilder();
299 string[] keys = config.GetKeys();
300
301 if (keys.Length > 0)
302 {
303 IEnumerable<string> serviceKeys = keys.Where(value => value.StartsWith("DATA_SRV_"));
304 foreach (string serviceKey in serviceKeys)
305 {
306 string keyValue = config.GetString(serviceKey, string.Empty).Trim();
307 if (!servs.Contains(keyValue))
308 sb.Append(keyValue).Append(";");
309 }
310 }
311
312 m_dataServices = (m_dataServices == "noservices") ? sb.ToString() : sb.Append(m_dataServices).ToString();
313 }
314
315 #endregion
316
317 #region [Public] Snapshot storage functions
318
319 /**
320 * Reply to the http request
321 */
322 public XmlDocument GetSnapshot(string regionName)
323 {
324 CheckStale();
325
326 XmlDocument requestedSnap = new XmlDocument();
327 requestedSnap.AppendChild(requestedSnap.CreateXmlDeclaration("1.0", null, null));
328 requestedSnap.AppendChild(requestedSnap.CreateWhitespace("\r\n"));
329
330 XmlNode regiondata = requestedSnap.CreateNode(XmlNodeType.Element, "regiondata", "");
331 try
332 {
333 if (string.IsNullOrEmpty(regionName))
334 {
335 XmlNode timerblock = requestedSnap.CreateNode(XmlNodeType.Element, "expire", "");
336 timerblock.InnerText = m_period.ToString();
337 regiondata.AppendChild(timerblock);
338
339 regiondata.AppendChild(requestedSnap.CreateWhitespace("\r\n"));
340 foreach (Scene scene in m_scenes)
341 {
342 regiondata.AppendChild(m_snapStore.GetScene(scene, requestedSnap));
343 }
344 }
345 else
346 {
347 Scene scene = SceneForName(regionName);
348 regiondata.AppendChild(m_snapStore.GetScene(scene, requestedSnap));
349 }
350 requestedSnap.AppendChild(regiondata);
351 regiondata.AppendChild(requestedSnap.CreateWhitespace("\r\n"));
352 }
353 catch (XmlException e)
354 {
355 m_log.Warn("[DATASNAPSHOT]: XmlException while trying to load snapshot: " + e.ToString());
356 requestedSnap = GetErrorMessage(regionName, e);
357 }
358 catch (Exception e)
359 {
360 m_log.Warn("[DATASNAPSHOT]: Caught unknown exception while trying to load snapshot: " + e.StackTrace);
361 requestedSnap = GetErrorMessage(regionName, e);
362 }
363
364
365 return requestedSnap;
366 }
367
368 private XmlDocument GetErrorMessage(string regionName, Exception e)
369 {
370 XmlDocument errorMessage = new XmlDocument();
371 XmlNode error = errorMessage.CreateNode(XmlNodeType.Element, "error", "");
372 XmlNode region = errorMessage.CreateNode(XmlNodeType.Element, "region", "");
373 region.InnerText = regionName;
374
375 XmlNode exception = errorMessage.CreateNode(XmlNodeType.Element, "exception", "");
376 exception.InnerText = e.ToString();
377
378 error.AppendChild(region);
379 error.AppendChild(exception);
380 errorMessage.AppendChild(error);
381
382 return errorMessage;
383 }
384
385 #endregion
386
387 #region External data services
388 private void NotifyDataServices(string servicesStr, string serviceName)
389 {
390 Stream reply = null;
391 string delimStr = ";";
392 char [] delimiter = delimStr.ToCharArray();
393
394 string[] services = servicesStr.Split(delimiter, StringSplitOptions.RemoveEmptyEntries);
395
396 for (int i = 0; i < services.Length; i++)
397 {
398 string url = services[i].Trim();
399 using (RestClient cli = new RestClient(url))
400 {
401 cli.AddQueryParameter("service", serviceName);
402 cli.AddQueryParameter("host", m_hostname);
403 cli.AddQueryParameter("port", m_listener_port);
404 cli.AddQueryParameter("secret", m_Secret.ToString());
405 cli.RequestMethod = "GET";
406 try
407 {
408 reply = cli.Request(null);
409 }
410 catch (WebException)
411 {
412 m_log.Warn("[DATASNAPSHOT]: Unable to notify " + url);
413 }
414 catch (Exception e)
415 {
416 m_log.Warn("[DATASNAPSHOT]: Ignoring unknown exception " + e.ToString());
417 }
418
419 byte[] response = new byte[1024];
420 // int n = 0;
421 try
422 {
423 // n = reply.Read(response, 0, 1024);
424 reply.Read(response, 0, 1024);
425 }
426 catch (Exception e)
427 {
428 m_log.WarnFormat("[DATASNAPSHOT]: Unable to decode reply from data service. Ignoring. {0}", e.StackTrace);
429 }
430 // This is not quite working, so...
431 // string responseStr = Util.UTF8.GetString(response);
432 m_log.Info("[DATASNAPSHOT]: data service " + url + " notified. Secret: " + m_Secret);
433 }
434 }
435
436 }
437 #endregion
438
439 #region Latency-based update functions
440
441 public void MarkDataStale(IDataSnapshotProvider provider)
442 {
443 //Behavior here: Wait m_period seconds, then update if there has not been a request in m_period seconds
444 //or m_maxStales has been exceeded
445 m_stales++;
446 }
447
448 private void CheckStale()
449 {
450 // Wrap check
451 if (Environment.TickCount < m_lastUpdate)
452 {
453 m_lastUpdate = Environment.TickCount;
454 }
455
456 if (m_stales >= m_maxStales)
457 {
458 if (Environment.TickCount - m_lastUpdate >= 20000)
459 {
460 m_stales = 0;
461 m_lastUpdate = Environment.TickCount;
462 MakeEverythingStale();
463 }
464 }
465 else
466 {
467 if (m_lastUpdate + 1000 * m_period < Environment.TickCount)
468 {
469 m_stales = 0;
470 m_lastUpdate = Environment.TickCount;
471 MakeEverythingStale();
472 }
473 }
474 }
475
476 public void MakeEverythingStale()
477 {
478 m_log.Debug("[DATASNAPSHOT]: Marking all scenes as stale.");
479 foreach (Scene scene in m_scenes)
480 {
481 m_snapStore.ForceSceneStale(scene);
482 }
483 }
484 #endregion
485
486 }
487}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/EstateSnapshot.cs b/OpenSim/Region/OptionalModules/DataSnapshot/EstateSnapshot.cs
new file mode 100644
index 0000000..8da9e8c
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/EstateSnapshot.cs
@@ -0,0 +1,149 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Xml;
30using OpenMetaverse;
31using OpenSim.Framework;
32
33using OpenSim.Region.DataSnapshot.Interfaces;
34using OpenSim.Region.Framework.Scenes;
35using OpenSim.Services.Interfaces;
36
37namespace OpenSim.Region.DataSnapshot.Providers
38{
39 public class EstateSnapshot : IDataSnapshotProvider
40 {
41 /* This module doesn't check for changes, since it's *assumed* there are none.
42 * Nevertheless, it's possible to have changes, since all the fields are public.
43 * There's no event to subscribe to. :/
44 *
45 * I don't think anything changes the fields beyond RegionModule PostInit, however.
46 */
47 private Scene m_scene = null;
48 // private DataSnapshotManager m_parent = null;
49 private bool m_stale = true;
50
51 #region IDataSnapshotProvider Members
52
53 public XmlNode RequestSnapshotData(XmlDocument factory)
54 {
55 //Estate data section - contains who owns a set of sims and the name of the set.
56 //Now in DataSnapshotProvider module form!
57 XmlNode estatedata = factory.CreateNode(XmlNodeType.Element, "estate", "");
58
59 UUID ownerid = m_scene.RegionInfo.EstateSettings.EstateOwner;
60
61 UserAccount userInfo = m_scene.UserAccountService.GetUserAccount(m_scene.RegionInfo.ScopeID, ownerid);
62 //TODO: Change to query userserver about the master avatar UUID ?
63 String firstname;
64 String lastname;
65
66 if (userInfo != null)
67 {
68 firstname = userInfo.FirstName;
69 lastname = userInfo.LastName;
70
71 //TODO: Fix the marshalling system to have less copypasta gruntwork
72 XmlNode user = factory.CreateNode(XmlNodeType.Element, "user", "");
73// XmlAttribute type = (XmlAttribute)factory.CreateNode(XmlNodeType.Attribute, "type", "");
74// type.Value = "owner";
75// user.Attributes.Append(type);
76
77 //TODO: Create more TODOs
78 XmlNode username = factory.CreateNode(XmlNodeType.Element, "name", "");
79 username.InnerText = firstname + " " + lastname;
80 user.AppendChild(username);
81
82 XmlNode useruuid = factory.CreateNode(XmlNodeType.Element, "uuid", "");
83 useruuid.InnerText = ownerid.ToString();
84 user.AppendChild(useruuid);
85
86 estatedata.AppendChild(user);
87 }
88
89 XmlNode estatename = factory.CreateNode(XmlNodeType.Element, "name", "");
90 estatename.InnerText = m_scene.RegionInfo.EstateSettings.EstateName.ToString();
91 estatedata.AppendChild(estatename);
92
93 XmlNode estateid = factory.CreateNode(XmlNodeType.Element, "id", "");
94 estateid.InnerText = m_scene.RegionInfo.EstateSettings.EstateID.ToString();
95 estatedata.AppendChild(estateid);
96
97 XmlNode parentid = factory.CreateNode(XmlNodeType.Element, "parentid", "");
98 parentid.InnerText = m_scene.RegionInfo.EstateSettings.ParentEstateID.ToString();
99 estatedata.AppendChild(parentid);
100
101 XmlNode flags = factory.CreateNode(XmlNodeType.Element, "flags", "");
102
103 XmlAttribute teleport = (XmlAttribute)factory.CreateNode(XmlNodeType.Attribute, "teleport", "");
104 teleport.Value = m_scene.RegionInfo.EstateSettings.AllowDirectTeleport.ToString();
105 flags.Attributes.Append(teleport);
106
107 XmlAttribute publicaccess = (XmlAttribute)factory.CreateNode(XmlNodeType.Attribute, "public", "");
108 publicaccess.Value = m_scene.RegionInfo.EstateSettings.PublicAccess.ToString();
109 flags.Attributes.Append(publicaccess);
110
111 estatedata.AppendChild(flags);
112
113 this.Stale = false;
114 return estatedata;
115 }
116
117 public void Initialize(Scene scene, DataSnapshotManager parent)
118 {
119 m_scene = scene;
120 // m_parent = parent;
121 }
122
123 public Scene GetParentScene
124 {
125 get { return m_scene; }
126 }
127
128 public String Name {
129 get { return "EstateSnapshot"; }
130 }
131
132 public bool Stale
133 {
134 get {
135 return m_stale;
136 }
137 set {
138 m_stale = value;
139
140 if (m_stale)
141 OnStale(this);
142 }
143 }
144
145 public event ProviderStale OnStale;
146
147 #endregion
148 }
149}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshot.cs b/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshot.cs
new file mode 100644
index 0000000..3b3db65
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshot.cs
@@ -0,0 +1,36 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System.Xml;
29
30namespace OpenSim.Region.DataSnapshot.Interfaces
31{
32 public interface IDataSnapshot
33 {
34 XmlDocument GetSnapshot(string regionName);
35 }
36}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshotProvider.cs b/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshotProvider.cs
new file mode 100644
index 0000000..daea373
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/Interfaces/IDataSnapshotProvider.cs
@@ -0,0 +1,46 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28
29using System;
30using System.Xml;
31using OpenSim.Region.Framework.Scenes;
32
33namespace OpenSim.Region.DataSnapshot.Interfaces
34{
35 public delegate void ProviderStale(IDataSnapshotProvider provider);
36
37 public interface IDataSnapshotProvider
38 {
39 XmlNode RequestSnapshotData(XmlDocument document);
40 void Initialize(Scene scene, DataSnapshotManager parent);
41 Scene GetParentScene { get; }
42 String Name { get; }
43 bool Stale { get; set; }
44 event ProviderStale OnStale;
45 }
46}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/LLSDDiscovery.cs b/OpenSim/Region/OptionalModules/DataSnapshot/LLSDDiscovery.cs
new file mode 100644
index 0000000..54a87f9
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/LLSDDiscovery.cs
@@ -0,0 +1,44 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28using OpenSim.Framework.Capabilities;
29
30namespace OpenSim.Region.DataSnapshot
31{
32 [OSDMap]
33 public class LLSDDiscoveryResponse
34 {
35 public OSDArray snapshot_resources;
36 }
37
38 [OSDMap]
39 public class LLSDDiscoveryDataURL
40 {
41 public string snapshot_format;
42 public string snapshot_url;
43 }
44}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/LandSnapshot.cs b/OpenSim/Region/OptionalModules/DataSnapshot/LandSnapshot.cs
new file mode 100644
index 0000000..b8c90cd
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/LandSnapshot.cs
@@ -0,0 +1,433 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28using System;
29using System.Collections.Generic;
30using System.Reflection;
31using System.Xml;
32using log4net;
33using OpenMetaverse;
34using OpenSim.Framework;
35
36using OpenSim.Region.CoreModules.World.Land;
37using OpenSim.Region.DataSnapshot.Interfaces;
38using OpenSim.Region.Framework.Interfaces;
39using OpenSim.Region.Framework.Scenes;
40using OpenSim.Services.Interfaces;
41
42namespace OpenSim.Region.DataSnapshot.Providers
43{
44 public class LandSnapshot : IDataSnapshotProvider
45 {
46 private Scene m_scene = null;
47 private DataSnapshotManager m_parent = null;
48 //private Dictionary<int, Land> m_landIndexed = new Dictionary<int, Land>();
49 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
50 private bool m_stale = true;
51
52 #region Dead code
53
54 /*
55 * David, I don't think we need this at all. When we do the snapshot, we can
56 * simply look into the parcels that are marked for ShowDirectory -- see
57 * conditional in RequestSnapshotData
58 *
59 //Revise this, look for more direct way of checking for change in land
60 #region Client hooks
61
62 public void OnNewClient(IClientAPI client)
63 {
64 //Land hooks
65 client.OnParcelDivideRequest += ParcelSplitHook;
66 client.OnParcelJoinRequest += ParcelSplitHook;
67 client.OnParcelPropertiesUpdateRequest += ParcelPropsHook;
68 }
69
70 public void ParcelSplitHook(int west, int south, int east, int north, IClientAPI remote_client)
71 {
72 PrepareData();
73 }
74
75 public void ParcelPropsHook(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client)
76 {
77 PrepareData();
78 }
79
80 #endregion
81
82 public void PrepareData()
83 {
84 m_log.Info("[EXTERNALDATA]: Generating land data.");
85
86 m_landIndexed.Clear();
87
88 //Index sim land
89 foreach (KeyValuePair<int, Land> curLand in m_scene.LandManager.landList)
90 {
91 //if ((curLand.Value.LandData.landFlags & (uint)ParcelFlags.ShowDirectory) == (uint)ParcelFlags.ShowDirectory)
92 //{
93 m_landIndexed.Add(curLand.Key, curLand.Value.Copy());
94 //}
95 }
96 }
97
98 public Dictionary<int,Land> IndexedLand {
99 get { return m_landIndexed; }
100 }
101 */
102
103 #endregion
104
105 #region IDataSnapshotProvider members
106
107 public void Initialize(Scene scene, DataSnapshotManager parent)
108 {
109 m_scene = scene;
110 m_parent = parent;
111
112 //Brought back from the dead for staleness checks.
113 m_scene.EventManager.OnNewClient += OnNewClient;
114 }
115
116 public Scene GetParentScene
117 {
118 get { return m_scene; }
119 }
120
121 public XmlNode RequestSnapshotData(XmlDocument nodeFactory)
122 {
123 ILandChannel landChannel = m_scene.LandChannel;
124 List<ILandObject> parcels = landChannel.AllParcels();
125
126 IDwellModule dwellModule = m_scene.RequestModuleInterface<IDwellModule>();
127
128 XmlNode parent = nodeFactory.CreateNode(XmlNodeType.Element, "parceldata", "");
129 if (parcels != null)
130 {
131
132 //foreach (KeyValuePair<int, Land> curParcel in m_landIndexed)
133 foreach (ILandObject parcel_interface in parcels)
134 {
135 // Play it safe
136 if (!(parcel_interface is LandObject))
137 continue;
138
139 LandObject land = (LandObject)parcel_interface;
140
141 LandData parcel = land.LandData;
142 if (m_parent.ExposureLevel.Equals("all") ||
143 (m_parent.ExposureLevel.Equals("minimum") &&
144 (parcel.Flags & (uint)ParcelFlags.ShowDirectory) == (uint)ParcelFlags.ShowDirectory))
145 {
146
147 //TODO: make better method of marshalling data from LandData to XmlNode
148 XmlNode xmlparcel = nodeFactory.CreateNode(XmlNodeType.Element, "parcel", "");
149
150 // Attributes of the parcel node
151 XmlAttribute scripts_attr = nodeFactory.CreateAttribute("scripts");
152 scripts_attr.Value = GetScriptsPermissions(parcel);
153 XmlAttribute build_attr = nodeFactory.CreateAttribute("build");
154 build_attr.Value = GetBuildPermissions(parcel);
155 XmlAttribute public_attr = nodeFactory.CreateAttribute("public");
156 public_attr.Value = GetPublicPermissions(parcel);
157 // Check the category of the Parcel
158 XmlAttribute category_attr = nodeFactory.CreateAttribute("category");
159 category_attr.Value = ((int)parcel.Category).ToString();
160 // Check if the parcel is for sale
161 XmlAttribute forsale_attr = nodeFactory.CreateAttribute("forsale");
162 forsale_attr.Value = CheckForSale(parcel);
163 XmlAttribute sales_attr = nodeFactory.CreateAttribute("salesprice");
164 sales_attr.Value = parcel.SalePrice.ToString();
165
166 XmlAttribute directory_attr = nodeFactory.CreateAttribute("showinsearch");
167 directory_attr.Value = GetShowInSearch(parcel);
168 //XmlAttribute entities_attr = nodeFactory.CreateAttribute("entities");
169 //entities_attr.Value = land.primsOverMe.Count.ToString();
170 xmlparcel.Attributes.Append(directory_attr);
171 xmlparcel.Attributes.Append(scripts_attr);
172 xmlparcel.Attributes.Append(build_attr);
173 xmlparcel.Attributes.Append(public_attr);
174 xmlparcel.Attributes.Append(category_attr);
175 xmlparcel.Attributes.Append(forsale_attr);
176 xmlparcel.Attributes.Append(sales_attr);
177 //xmlparcel.Attributes.Append(entities_attr);
178
179
180 //name, description, area, and UUID
181 XmlNode name = nodeFactory.CreateNode(XmlNodeType.Element, "name", "");
182 name.InnerText = parcel.Name;
183 xmlparcel.AppendChild(name);
184
185 XmlNode desc = nodeFactory.CreateNode(XmlNodeType.Element, "description", "");
186 desc.InnerText = parcel.Description;
187 xmlparcel.AppendChild(desc);
188
189 XmlNode uuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
190 uuid.InnerText = parcel.GlobalID.ToString();
191 xmlparcel.AppendChild(uuid);
192
193 XmlNode area = nodeFactory.CreateNode(XmlNodeType.Element, "area", "");
194 area.InnerText = parcel.Area.ToString();
195 xmlparcel.AppendChild(area);
196
197 //default location
198 XmlNode tpLocation = nodeFactory.CreateNode(XmlNodeType.Element, "location", "");
199 Vector3 loc = parcel.UserLocation;
200 if (loc.Equals(Vector3.Zero)) // This test is moot at this point: the location is wrong by default
201 loc = new Vector3((parcel.AABBMax.X + parcel.AABBMin.X) / 2, (parcel.AABBMax.Y + parcel.AABBMin.Y) / 2, (parcel.AABBMax.Z + parcel.AABBMin.Z) / 2);
202 tpLocation.InnerText = loc.X.ToString() + "/" + loc.Y.ToString() + "/" + loc.Z.ToString();
203 xmlparcel.AppendChild(tpLocation);
204
205 XmlNode infouuid = nodeFactory.CreateNode(XmlNodeType.Element, "infouuid", "");
206 uint x = (uint)loc.X, y = (uint)loc.Y;
207 findPointInParcel(land, ref x, ref y); // find a suitable spot
208 infouuid.InnerText = Util.BuildFakeParcelID(
209 m_scene.RegionInfo.RegionHandle, x, y).ToString();
210 xmlparcel.AppendChild(infouuid);
211
212 XmlNode dwell = nodeFactory.CreateNode(XmlNodeType.Element, "dwell", "");
213 if (dwellModule != null)
214 dwell.InnerText = dwellModule.GetDwell(parcel.GlobalID).ToString();
215 else
216 dwell.InnerText = "0";
217 xmlparcel.AppendChild(dwell);
218
219 //TODO: figure how to figure out teleport system landData.landingType
220
221 //land texture snapshot uuid
222 if (parcel.SnapshotID != UUID.Zero)
223 {
224 XmlNode textureuuid = nodeFactory.CreateNode(XmlNodeType.Element, "image", "");
225 textureuuid.InnerText = parcel.SnapshotID.ToString();
226 xmlparcel.AppendChild(textureuuid);
227 }
228
229 string groupName = String.Empty;
230
231 //attached user and group
232 if (parcel.GroupID != UUID.Zero)
233 {
234 XmlNode groupblock = nodeFactory.CreateNode(XmlNodeType.Element, "group", "");
235 XmlNode groupuuid = nodeFactory.CreateNode(XmlNodeType.Element, "groupuuid", "");
236 groupuuid.InnerText = parcel.GroupID.ToString();
237 groupblock.AppendChild(groupuuid);
238
239 IGroupsModule gm = m_scene.RequestModuleInterface<IGroupsModule>();
240 if (gm != null)
241 {
242 GroupRecord g = gm.GetGroupRecord(parcel.GroupID);
243 if (g != null)
244 groupName = g.GroupName;
245 }
246
247 XmlNode groupname = nodeFactory.CreateNode(XmlNodeType.Element, "groupname", "");
248 groupname.InnerText = groupName;
249 groupblock.AppendChild(groupname);
250
251 xmlparcel.AppendChild(groupblock);
252 }
253
254 XmlNode userblock = nodeFactory.CreateNode(XmlNodeType.Element, "owner", "");
255
256 UUID userOwnerUUID = parcel.OwnerID;
257
258 XmlNode useruuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
259 useruuid.InnerText = userOwnerUUID.ToString();
260 userblock.AppendChild(useruuid);
261
262 if (!parcel.IsGroupOwned)
263 {
264 try
265 {
266 XmlNode username = nodeFactory.CreateNode(XmlNodeType.Element, "name", "");
267 UserAccount account = m_scene.UserAccountService.GetUserAccount(m_scene.RegionInfo.ScopeID, userOwnerUUID);
268 username.InnerText = account.FirstName + " " + account.LastName;
269 userblock.AppendChild(username);
270 }
271 catch (Exception)
272 {
273 //m_log.Info("[DATASNAPSHOT]: Cannot find owner name; ignoring this parcel");
274 }
275
276 }
277 else
278 {
279 XmlNode username = nodeFactory.CreateNode(XmlNodeType.Element, "name", "");
280 username.InnerText = groupName;
281 userblock.AppendChild(username);
282 }
283
284 xmlparcel.AppendChild(userblock);
285
286 parent.AppendChild(xmlparcel);
287 }
288 }
289 //snap.AppendChild(parent);
290 }
291
292 this.Stale = false;
293 return parent;
294 }
295
296 public String Name
297 {
298 get { return "LandSnapshot"; }
299 }
300
301 public bool Stale
302 {
303 get
304 {
305 return m_stale;
306 }
307 set
308 {
309 m_stale = value;
310
311 if (m_stale)
312 OnStale(this);
313 }
314 }
315
316 public event ProviderStale OnStale;
317
318 #endregion
319
320 #region Helper functions
321
322 private string GetScriptsPermissions(LandData parcel)
323 {
324 if ((parcel.Flags & (uint)ParcelFlags.AllowOtherScripts) == (uint)ParcelFlags.AllowOtherScripts)
325 return "true";
326 else
327 return "false";
328
329 }
330
331 private string GetPublicPermissions(LandData parcel)
332 {
333 if ((parcel.Flags & (uint)ParcelFlags.UseAccessList) == (uint)ParcelFlags.UseAccessList)
334 return "false";
335 else
336 return "true";
337
338 }
339
340 private string GetBuildPermissions(LandData parcel)
341 {
342 if ((parcel.Flags & (uint)ParcelFlags.CreateObjects) == (uint)ParcelFlags.CreateObjects)
343 return "true";
344 else
345 return "false";
346
347 }
348
349 private string CheckForSale(LandData parcel)
350 {
351 if ((parcel.Flags & (uint)ParcelFlags.ForSale) == (uint)ParcelFlags.ForSale)
352 return "true";
353 else
354 return "false";
355 }
356
357 private string GetShowInSearch(LandData parcel)
358 {
359 if ((parcel.Flags & (uint)ParcelFlags.ShowDirectory) == (uint)ParcelFlags.ShowDirectory)
360 return "true";
361 else
362 return "false";
363
364 }
365
366 #endregion
367
368 #region Change detection hooks
369
370 public void OnNewClient(IClientAPI client)
371 {
372 //Land hooks
373 client.OnParcelDivideRequest += delegate(int west, int south, int east, int north,
374 IClientAPI remote_client) { this.Stale = true; };
375 client.OnParcelJoinRequest += delegate(int west, int south, int east, int north,
376 IClientAPI remote_client) { this.Stale = true; };
377 client.OnParcelPropertiesUpdateRequest += delegate(LandUpdateArgs args, int local_id,
378 IClientAPI remote_client) { this.Stale = true; };
379 client.OnParcelBuy += delegate(UUID agentId, UUID groupId, bool final, bool groupOwned,
380 bool removeContribution, int parcelLocalID, int parcelArea, int parcelPrice, bool authenticated)
381 { this.Stale = true; };
382 }
383
384 public void ParcelSplitHook(int west, int south, int east, int north, IClientAPI remote_client)
385 {
386 this.Stale = true;
387 }
388
389 public void ParcelPropsHook(LandUpdateArgs args, int local_id, IClientAPI remote_client)
390 {
391 this.Stale = true;
392 }
393
394 #endregion
395
396 // this is needed for non-convex parcels (example: rectangular parcel, and in the exact center
397 // another, smaller rectangular parcel). Both will have the same initial coordinates.
398 private void findPointInParcel(ILandObject land, ref uint refX, ref uint refY)
399 {
400 m_log.DebugFormat("[DATASNAPSHOT] trying {0}, {1}", refX, refY);
401 // the point we started with already is in the parcel
402 if (land.ContainsPoint((int)refX, (int)refY)) return;
403
404 // ... otherwise, we have to search for a point within the parcel
405 uint startX = (uint)land.LandData.AABBMin.X;
406 uint startY = (uint)land.LandData.AABBMin.Y;
407 uint endX = (uint)land.LandData.AABBMax.X;
408 uint endY = (uint)land.LandData.AABBMax.Y;
409
410 // default: center of the parcel
411 refX = (startX + endX) / 2;
412 refY = (startY + endY) / 2;
413 // If the center point is within the parcel, take that one
414 if (land.ContainsPoint((int)refX, (int)refY)) return;
415
416 // otherwise, go the long way.
417 for (uint y = startY; y <= endY; ++y)
418 {
419 for (uint x = startX; x <= endX; ++x)
420 {
421 if (land.ContainsPoint((int)x, (int)y))
422 {
423 // found a point
424 refX = x;
425 refY = y;
426 return;
427 }
428 }
429 }
430 }
431 }
432}
433
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/ObjectSnapshot.cs b/OpenSim/Region/OptionalModules/DataSnapshot/ObjectSnapshot.cs
new file mode 100644
index 0000000..0bb4044
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/ObjectSnapshot.cs
@@ -0,0 +1,264 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Reflection;
31using System.Xml;
32using log4net;
33using OpenMetaverse;
34using OpenSim.Framework;
35using OpenSim.Region.DataSnapshot.Interfaces;
36using OpenSim.Region.Framework.Interfaces;
37using OpenSim.Region.Framework.Scenes;
38
39namespace OpenSim.Region.DataSnapshot.Providers
40{
41 public class ObjectSnapshot : IDataSnapshotProvider
42 {
43 private Scene m_scene = null;
44 // private DataSnapshotManager m_parent = null;
45 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
46 private bool m_stale = true;
47
48 private static UUID m_DefaultImage = new UUID("89556747-24cb-43ed-920b-47caed15465f");
49 private static UUID m_BlankImage = new UUID("5748decc-f629-461c-9a36-a35a221fe21f");
50
51
52 public void Initialize(Scene scene, DataSnapshotManager parent)
53 {
54 m_scene = scene;
55 // m_parent = parent;
56
57 //To check for staleness, we must catch all incoming client packets.
58 m_scene.EventManager.OnNewClient += OnNewClient;
59 m_scene.EventManager.OnParcelPrimCountAdd += delegate(SceneObjectGroup obj) { this.Stale = true; };
60 }
61
62 public void OnNewClient(IClientAPI client)
63 {
64 //Detect object data changes by hooking into the IClientAPI.
65 //Very dirty, and breaks whenever someone changes the client API.
66
67 client.OnAddPrim += delegate (UUID ownerID, UUID groupID, Vector3 RayEnd, Quaternion rot,
68 PrimitiveBaseShape shape, byte bypassRaycast, Vector3 RayStart, UUID RayTargetID,
69 byte RayEndIsIntersection) { this.Stale = true; };
70 client.OnLinkObjects += delegate (IClientAPI remoteClient, uint parent, List<uint> children)
71 { this.Stale = true; };
72 client.OnDelinkObjects += delegate(List<uint> primIds, IClientAPI clientApi) { this.Stale = true; };
73 client.OnGrabUpdate += delegate(UUID objectID, Vector3 offset, Vector3 grapPos,
74 IClientAPI remoteClient, List<SurfaceTouchEventArgs> surfaceArgs) { this.Stale = true; };
75 client.OnObjectAttach += delegate(IClientAPI remoteClient, uint objectLocalID, uint AttachmentPt,
76 bool silent) { this.Stale = true; };
77 client.OnObjectDuplicate += delegate(uint localID, Vector3 offset, uint dupeFlags, UUID AgentID,
78 UUID GroupID) { this.Stale = true; };
79 client.OnObjectDuplicateOnRay += delegate(uint localID, uint dupeFlags, UUID AgentID, UUID GroupID,
80 UUID RayTargetObj, Vector3 RayEnd, Vector3 RayStart, bool BypassRaycast,
81 bool RayEndIsIntersection, bool CopyCenters, bool CopyRotates) { this.Stale = true; };
82 client.OnObjectIncludeInSearch += delegate(IClientAPI remoteClient, bool IncludeInSearch, uint localID)
83 { this.Stale = true; };
84 client.OnObjectPermissions += delegate(IClientAPI controller, UUID agentID, UUID sessionID,
85 byte field, uint localId, uint mask, byte set) { this.Stale = true; };
86 client.OnRezObject += delegate(IClientAPI remoteClient, UUID itemID, Vector3 RayEnd,
87 Vector3 RayStart, UUID RayTargetID, byte BypassRayCast, bool RayEndIsIntersection,
88 bool RezSelected,
89 bool RemoveItem, UUID fromTaskID) { this.Stale = true; };
90 }
91
92 public Scene GetParentScene
93 {
94 get { return m_scene; }
95 }
96
97 public XmlNode RequestSnapshotData(XmlDocument nodeFactory)
98 {
99 m_log.Debug("[DATASNAPSHOT]: Generating object data for scene " + m_scene.RegionInfo.RegionName);
100
101 XmlNode parent = nodeFactory.CreateNode(XmlNodeType.Element, "objectdata", "");
102 XmlNode node;
103
104 EntityBase[] entities = m_scene.Entities.GetEntities();
105 foreach (EntityBase entity in entities)
106 {
107 // only objects, not avatars
108 if (entity is SceneObjectGroup)
109 {
110 SceneObjectGroup obj = (SceneObjectGroup)entity;
111
112// m_log.Debug("[DATASNAPSHOT]: Found object " + obj.Name + " in scene");
113
114 // libomv will complain about PrimFlags.JointWheel
115 // being obsolete, so we...
116 #pragma warning disable 0612
117 if ((obj.RootPart.Flags & PrimFlags.JointWheel) == PrimFlags.JointWheel)
118 {
119 SceneObjectPart m_rootPart = obj.RootPart;
120
121 ILandObject land = m_scene.LandChannel.GetLandObject(m_rootPart.AbsolutePosition.X, m_rootPart.AbsolutePosition.Y);
122
123 XmlNode xmlobject = nodeFactory.CreateNode(XmlNodeType.Element, "object", "");
124 node = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
125 node.InnerText = obj.UUID.ToString();
126 xmlobject.AppendChild(node);
127
128 node = nodeFactory.CreateNode(XmlNodeType.Element, "title", "");
129 node.InnerText = m_rootPart.Name;
130 xmlobject.AppendChild(node);
131
132 node = nodeFactory.CreateNode(XmlNodeType.Element, "description", "");
133 node.InnerText = m_rootPart.Description;
134 xmlobject.AppendChild(node);
135
136 node = nodeFactory.CreateNode(XmlNodeType.Element, "flags", "");
137 node.InnerText = String.Format("{0:x}", (uint)m_rootPart.Flags);
138 xmlobject.AppendChild(node);
139
140 node = nodeFactory.CreateNode(XmlNodeType.Element, "regionuuid", "");
141 node.InnerText = m_scene.RegionInfo.RegionSettings.RegionUUID.ToString();
142 xmlobject.AppendChild(node);
143
144 if (land != null && land.LandData != null)
145 {
146 node = nodeFactory.CreateNode(XmlNodeType.Element, "parceluuid", "");
147 node.InnerText = land.LandData.GlobalID.ToString();
148 xmlobject.AppendChild(node);
149 }
150 else
151 {
152 // Something is wrong with this object. Let's not list it.
153 m_log.WarnFormat("[DATASNAPSHOT]: Bad data for object {0} ({1}) in region {2}", obj.Name, obj.UUID, m_scene.RegionInfo.RegionName);
154 continue;
155 }
156
157 node = nodeFactory.CreateNode(XmlNodeType.Element, "location", "");
158 Vector3 loc = obj.AbsolutePosition;
159 node.InnerText = loc.X.ToString() + "/" + loc.Y.ToString() + "/" + loc.Z.ToString();
160 xmlobject.AppendChild(node);
161
162 string bestImage = GuessImage(obj);
163 if (bestImage != string.Empty)
164 {
165 node = nodeFactory.CreateNode(XmlNodeType.Element, "image", "");
166 node.InnerText = bestImage;
167 xmlobject.AppendChild(node);
168 }
169
170 parent.AppendChild(xmlobject);
171 }
172 #pragma warning disable 0612
173 }
174 }
175 this.Stale = false;
176 return parent;
177 }
178
179 public String Name
180 {
181 get { return "ObjectSnapshot"; }
182 }
183
184 public bool Stale
185 {
186 get
187 {
188 return m_stale;
189 }
190 set
191 {
192 m_stale = value;
193
194 if (m_stale)
195 OnStale(this);
196 }
197 }
198
199 public event ProviderStale OnStale;
200
201 /// <summary>
202 /// Guesses the best image, based on a simple heuristic. It guesses only for boxes.
203 /// We're optimizing for boxes, because those are the most common objects
204 /// marked "Show in search" -- boxes with content inside.For other shapes,
205 /// it's really hard to tell which texture should be grabbed.
206 /// </summary>
207 /// <param name="sog"></param>
208 /// <returns></returns>
209 private string GuessImage(SceneObjectGroup sog)
210 {
211 string bestguess = string.Empty;
212 Dictionary<UUID, int> counts = new Dictionary<UUID, int>();
213
214 PrimitiveBaseShape shape = sog.RootPart.Shape;
215 if (shape != null && shape.ProfileShape == ProfileShape.Square)
216 {
217 Primitive.TextureEntry textures = shape.Textures;
218 if (textures != null)
219 {
220 if (textures.DefaultTexture != null &&
221 textures.DefaultTexture.TextureID != UUID.Zero &&
222 textures.DefaultTexture.TextureID != m_DefaultImage &&
223 textures.DefaultTexture.TextureID != m_BlankImage &&
224 textures.DefaultTexture.RGBA.A < 50f)
225 {
226 counts[textures.DefaultTexture.TextureID] = 8;
227 }
228
229 if (textures.FaceTextures != null)
230 {
231 foreach (Primitive.TextureEntryFace tentry in textures.FaceTextures)
232 {
233 if (tentry != null)
234 {
235 if (tentry.TextureID != UUID.Zero && tentry.TextureID != m_DefaultImage && tentry.TextureID != m_BlankImage && tentry.RGBA.A < 50)
236 {
237 int c = 0;
238 counts.TryGetValue(tentry.TextureID, out c);
239 counts[tentry.TextureID] = c + 1;
240 // decrease the default texture count
241 if (counts.ContainsKey(textures.DefaultTexture.TextureID))
242 counts[textures.DefaultTexture.TextureID] = counts[textures.DefaultTexture.TextureID] - 1;
243 }
244 }
245 }
246 }
247
248 // Let's pick the most unique texture
249 int min = 9999;
250 foreach (KeyValuePair<UUID, int> kv in counts)
251 {
252 if (kv.Value < min && kv.Value >= 1)
253 {
254 bestguess = kv.Key.ToString();
255 min = kv.Value;
256 }
257 }
258 }
259 }
260
261 return bestguess;
262 }
263 }
264}
diff --git a/OpenSim/Region/OptionalModules/DataSnapshot/SnapshotStore.cs b/OpenSim/Region/OptionalModules/DataSnapshot/SnapshotStore.cs
new file mode 100644
index 0000000..480aaaf
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/DataSnapshot/SnapshotStore.cs
@@ -0,0 +1,337 @@
1/*
2* Copyright (c) Contributors, http://opensimulator.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSimulator Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28using System;
29using System.Collections.Generic;
30using System.IO;
31using System.Reflection;
32using System.Text;
33using System.Text.RegularExpressions;
34using System.Xml;
35using log4net;
36using OpenSim.Region.DataSnapshot.Interfaces;
37using OpenSim.Region.Framework.Scenes;
38
39namespace OpenSim.Region.DataSnapshot
40{
41 public class SnapshotStore
42 {
43 #region Class Members
44 private String m_directory = "unyuu"; //not an attempt at adding RM references to core SVN, honest
45 private Dictionary<Scene, bool> m_scenes = null;
46 private List<IDataSnapshotProvider> m_providers = null;
47 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
48 private Dictionary<String, String> m_gridinfo = null;
49 private bool m_cacheEnabled = true;
50 private string m_listener_port = "9000"; //TODO: Set default port over 9000
51 private string m_hostname = "127.0.0.1";
52 #endregion
53
54 public SnapshotStore(string directory, Dictionary<String, String> gridinfo, string port, string hostname) {
55 m_directory = directory;
56 m_scenes = new Dictionary<Scene, bool>();
57 m_providers = new List<IDataSnapshotProvider>();
58 m_gridinfo = gridinfo;
59 m_listener_port = port;
60 m_hostname = hostname;
61
62 if (Directory.Exists(m_directory))
63 {
64 m_log.Info("[DATASNAPSHOT]: Response and fragment cache directory already exists.");
65 }
66 else
67 {
68 // Try to create the directory.
69 m_log.Info("[DATASNAPSHOT]: Creating directory " + m_directory);
70 try
71 {
72 Directory.CreateDirectory(m_directory);
73 }
74 catch (Exception e)
75 {
76 m_log.Error("[DATASNAPSHOT]: Failed to create directory " + m_directory, e);
77
78 //This isn't a horrible problem, just disable cacheing.
79 m_cacheEnabled = false;
80 m_log.Error("[DATASNAPSHOT]: Could not create directory, response cache has been disabled.");
81 }
82 }
83 }
84
85 public void ForceSceneStale(Scene scene) {
86 m_scenes[scene] = true;
87 }
88
89 #region Fragment storage
90 public XmlNode GetFragment(IDataSnapshotProvider provider, XmlDocument factory)
91 {
92 XmlNode data = null;
93
94 if (provider.Stale || !m_cacheEnabled)
95 {
96 data = provider.RequestSnapshotData(factory);
97
98 if (m_cacheEnabled)
99 {
100 String path = DataFileNameFragment(provider.GetParentScene, provider.Name);
101
102 try
103 {
104 using (XmlTextWriter snapXWriter = new XmlTextWriter(path, Encoding.Default))
105 {
106 snapXWriter.Formatting = Formatting.Indented;
107 snapXWriter.WriteStartDocument();
108 data.WriteTo(snapXWriter);
109 snapXWriter.WriteEndDocument();
110 }
111 }
112 catch (Exception e)
113 {
114 m_log.WarnFormat("[DATASNAPSHOT]: Exception on writing to file {0}: {1}", path, e.Message);
115 }
116
117 }
118
119 //mark provider as not stale, parent scene as stale
120 provider.Stale = false;
121 m_scenes[provider.GetParentScene] = true;
122
123 m_log.Debug("[DATASNAPSHOT]: Generated fragment response for provider type " + provider.Name);
124 }
125 else
126 {
127 String path = DataFileNameFragment(provider.GetParentScene, provider.Name);
128
129 XmlDocument fragDocument = new XmlDocument();
130 fragDocument.PreserveWhitespace = true;
131 fragDocument.Load(path);
132 foreach (XmlNode node in fragDocument)
133 {
134 data = factory.ImportNode(node, true);
135 }
136
137 m_log.Debug("[DATASNAPSHOT]: Retrieved fragment response for provider type " + provider.Name);
138 }
139
140 return data;
141 }
142 #endregion
143
144 #region Response storage
145 public XmlNode GetScene(Scene scene, XmlDocument factory)
146 {
147 m_log.Debug("[DATASNAPSHOT]: Data requested for scene " + scene.RegionInfo.RegionName);
148
149 if (!m_scenes.ContainsKey(scene)) {
150 m_scenes.Add(scene, true); //stale by default
151 }
152
153 XmlNode regionElement = null;
154
155 if (!m_scenes[scene])
156 {
157 m_log.Debug("[DATASNAPSHOT]: Attempting to retrieve snapshot from cache.");
158 //get snapshot from cache
159 String path = DataFileNameScene(scene);
160
161 XmlDocument fragDocument = new XmlDocument();
162 fragDocument.PreserveWhitespace = true;
163
164 fragDocument.Load(path);
165
166 foreach (XmlNode node in fragDocument)
167 {
168 regionElement = factory.ImportNode(node, true);
169 }
170
171 m_log.Debug("[DATASNAPSHOT]: Obtained snapshot from cache for " + scene.RegionInfo.RegionName);
172 }
173 else
174 {
175 m_log.Debug("[DATASNAPSHOT]: Attempting to generate snapshot.");
176 //make snapshot
177 regionElement = MakeRegionNode(scene, factory);
178
179 regionElement.AppendChild(GetGridSnapshotData(factory));
180 XmlNode regionData = factory.CreateNode(XmlNodeType.Element, "data", "");
181
182 foreach (IDataSnapshotProvider dataprovider in m_providers)
183 {
184 if (dataprovider.GetParentScene == scene)
185 {
186 regionData.AppendChild(GetFragment(dataprovider, factory));
187 }
188 }
189
190 regionElement.AppendChild(regionData);
191
192 factory.AppendChild(regionElement);
193
194 //save snapshot
195 String path = DataFileNameScene(scene);
196
197 try
198 {
199 using (XmlTextWriter snapXWriter = new XmlTextWriter(path, Encoding.Default))
200 {
201 snapXWriter.Formatting = Formatting.Indented;
202 snapXWriter.WriteStartDocument();
203 regionElement.WriteTo(snapXWriter);
204 snapXWriter.WriteEndDocument();
205 }
206 }
207 catch (Exception e)
208 {
209 m_log.WarnFormat("[DATASNAPSHOT]: Exception on writing to file {0}: {1}", path, e.Message);
210 }
211
212 m_scenes[scene] = false;
213
214 m_log.Debug("[DATASNAPSHOT]: Generated new snapshot for " + scene.RegionInfo.RegionName);
215 }
216
217 return regionElement;
218 }
219
220 #endregion
221
222 #region Helpers
223 private string DataFileNameFragment(Scene scene, String fragmentName)
224 {
225 return Path.Combine(m_directory, Path.ChangeExtension(Sanitize(scene.RegionInfo.RegionName + "_" + fragmentName), "xml"));
226 }
227
228 private string DataFileNameScene(Scene scene)
229 {
230 return Path.Combine(m_directory, Path.ChangeExtension(Sanitize(scene.RegionInfo.RegionName), "xml"));
231 //return (m_snapsDir + Path.DirectorySeparatorChar + scene.RegionInfo.RegionName + ".xml");
232 }
233
234 private static string Sanitize(string name)
235 {
236 string invalidChars = Regex.Escape(new string(Path.GetInvalidFileNameChars()));
237 string invalidReStr = string.Format(@"[{0}]", invalidChars);
238 string newname = Regex.Replace(name, invalidReStr, "_");
239 return newname.Replace('.', '_');
240 }
241
242 private XmlNode MakeRegionNode(Scene scene, XmlDocument basedoc)
243 {
244 XmlNode docElement = basedoc.CreateNode(XmlNodeType.Element, "region", "");
245
246 XmlAttribute attr = basedoc.CreateAttribute("category");
247 attr.Value = GetRegionCategory(scene);
248 docElement.Attributes.Append(attr);
249
250 attr = basedoc.CreateAttribute("entities");
251 attr.Value = scene.Entities.Count.ToString();
252 docElement.Attributes.Append(attr);
253
254 //attr = basedoc.CreateAttribute("parcels");
255 //attr.Value = scene.LandManager.landList.Count.ToString();
256 //docElement.Attributes.Append(attr);
257
258
259 XmlNode infoblock = basedoc.CreateNode(XmlNodeType.Element, "info", "");
260
261 XmlNode infopiece = basedoc.CreateNode(XmlNodeType.Element, "uuid", "");
262 infopiece.InnerText = scene.RegionInfo.RegionID.ToString();
263 infoblock.AppendChild(infopiece);
264
265 infopiece = basedoc.CreateNode(XmlNodeType.Element, "url", "");
266 infopiece.InnerText = "http://" + m_hostname + ":" + m_listener_port;
267 infoblock.AppendChild(infopiece);
268
269 infopiece = basedoc.CreateNode(XmlNodeType.Element, "name", "");
270 infopiece.InnerText = scene.RegionInfo.RegionName;
271 infoblock.AppendChild(infopiece);
272
273 infopiece = basedoc.CreateNode(XmlNodeType.Element, "handle", "");
274 infopiece.InnerText = scene.RegionInfo.RegionHandle.ToString();
275 infoblock.AppendChild(infopiece);
276
277 docElement.AppendChild(infoblock);
278
279 m_log.Debug("[DATASNAPSHOT]: Generated region node");
280 return docElement;
281 }
282
283 private String GetRegionCategory(Scene scene)
284 {
285 if (scene.RegionInfo.RegionSettings.Maturity == 0)
286 return "PG";
287
288 if (scene.RegionInfo.RegionSettings.Maturity == 1)
289 return "Mature";
290
291 if (scene.RegionInfo.RegionSettings.Maturity == 2)
292 return "Adult";
293
294 return "Unknown";
295 }
296
297 private XmlNode GetGridSnapshotData(XmlDocument factory)
298 {
299 XmlNode griddata = factory.CreateNode(XmlNodeType.Element, "grid", "");
300
301 foreach (KeyValuePair<String, String> GridData in m_gridinfo)
302 {
303 //TODO: make it lowercase tag names for diva
304 XmlNode childnode = factory.CreateNode(XmlNodeType.Element, GridData.Key, "");
305 childnode.InnerText = GridData.Value;
306 griddata.AppendChild(childnode);
307 }
308
309 m_log.Debug("[DATASNAPSHOT]: Got grid snapshot data");
310
311 return griddata;
312 }
313 #endregion
314
315 #region Manage internal collections
316 public void AddScene(Scene newScene)
317 {
318 m_scenes.Add(newScene, true);
319 }
320
321 public void RemoveScene(Scene deadScene)
322 {
323 m_scenes.Remove(deadScene);
324 }
325
326 public void AddProvider(IDataSnapshotProvider newProvider)
327 {
328 m_providers.Add(newProvider);
329 }
330
331 public void RemoveProvider(IDataSnapshotProvider deadProvider)
332 {
333 m_providers.Remove(deadProvider);
334 }
335 #endregion
336 }
337}
generated by cgit v1.1 at 2024-11-16 21:22:14 +0000