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author | Michael Heilmann | 2015-05-19 15:18:45 -0400 |
---|---|---|
committer | Michael Heilmann | 2015-05-19 15:18:45 -0400 |
commit | 140ea04b9d692344d803fc87364fb252561725c3 (patch) | |
tree | d503b7ae17baca374d704b548fc7da512f512388 /OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs | |
parent | Merge pull request #7 from gamucf/moses.metricsPhase2 (diff) | |
parent | resolve possible nullref when sending appearance packet. Thanks to zadark for... (diff) | |
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Merging Opensim upstream before generating patch
Diffstat (limited to 'OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs')
-rw-r--r-- | OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs | 840 |
1 files changed, 840 insertions, 0 deletions
diff --git a/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs b/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs new file mode 100644 index 0000000..810096f --- /dev/null +++ b/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs | |||
@@ -0,0 +1,840 @@ | |||
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 | using System; | ||
29 | using System.Collections; | ||
30 | using System.Collections.Generic; | ||
31 | using System.Reflection; | ||
32 | using log4net; | ||
33 | using Nini.Config; | ||
34 | using OpenMetaverse; | ||
35 | using OpenMetaverse.StructuredData; | ||
36 | using OpenSim.Framework; | ||
37 | using OpenSim.Framework.Capabilities; | ||
38 | using OpenSim.Region.Framework.Interfaces; | ||
39 | using OpenSim.Framework.Servers.HttpServer; | ||
40 | using OpenSim.Services.Interfaces; | ||
41 | using Caps = OpenSim.Framework.Capabilities.Caps; | ||
42 | |||
43 | namespace OpenSim.Capabilities.Handlers | ||
44 | { | ||
45 | public class FetchInvDescHandler | ||
46 | { | ||
47 | private static readonly ILog m_log = | ||
48 | LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | ||
49 | |||
50 | private IInventoryService m_InventoryService; | ||
51 | private ILibraryService m_LibraryService; | ||
52 | // private object m_fetchLock = new Object(); | ||
53 | |||
54 | public FetchInvDescHandler(IInventoryService invService, ILibraryService libService) | ||
55 | { | ||
56 | m_InventoryService = invService; | ||
57 | m_LibraryService = libService; | ||
58 | } | ||
59 | |||
60 | |||
61 | public string FetchInventoryDescendentsRequest(string request, string path, string param, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) | ||
62 | { | ||
63 | |||
64 | // nasty temporary hack here, the linden client falsely | ||
65 | // identifies the uuid 00000000-0000-0000-0000-000000000000 | ||
66 | // as a string which breaks us | ||
67 | // | ||
68 | // correctly mark it as a uuid | ||
69 | // | ||
70 | request = request.Replace("<string>00000000-0000-0000-0000-000000000000</string>", "<uuid>00000000-0000-0000-0000-000000000000</uuid>"); | ||
71 | |||
72 | // another hack <integer>1</integer> results in a | ||
73 | // System.ArgumentException: Object type System.Int32 cannot | ||
74 | // be converted to target type: System.Boolean | ||
75 | // | ||
76 | request = request.Replace("<key>fetch_folders</key><integer>0</integer>", "<key>fetch_folders</key><boolean>0</boolean>"); | ||
77 | request = request.Replace("<key>fetch_folders</key><integer>1</integer>", "<key>fetch_folders</key><boolean>1</boolean>"); | ||
78 | |||
79 | Hashtable hash = new Hashtable(); | ||
80 | try | ||
81 | { | ||
82 | hash = (Hashtable)LLSD.LLSDDeserialize(Utils.StringToBytes(request)); | ||
83 | } | ||
84 | catch (LLSD.LLSDParseException e) | ||
85 | { | ||
86 | m_log.ErrorFormat("[WEB FETCH INV DESC HANDLER]: Fetch error: {0}{1}" + e.Message, e.StackTrace); | ||
87 | m_log.Error("Request: " + request); | ||
88 | } | ||
89 | |||
90 | ArrayList foldersrequested = (ArrayList)hash["folders"]; | ||
91 | |||
92 | string response = ""; | ||
93 | string bad_folders_response = ""; | ||
94 | |||
95 | List<LLSDFetchInventoryDescendents> folders = new List<LLSDFetchInventoryDescendents>(); | ||
96 | for (int i = 0; i < foldersrequested.Count; i++) | ||
97 | { | ||
98 | Hashtable inventoryhash = (Hashtable)foldersrequested[i]; | ||
99 | |||
100 | LLSDFetchInventoryDescendents llsdRequest = new LLSDFetchInventoryDescendents(); | ||
101 | |||
102 | try | ||
103 | { | ||
104 | LLSDHelpers.DeserialiseOSDMap(inventoryhash, llsdRequest); | ||
105 | } | ||
106 | catch (Exception e) | ||
107 | { | ||
108 | m_log.Debug("[WEB FETCH INV DESC HANDLER]: caught exception doing OSD deserialize" + e); | ||
109 | continue; | ||
110 | } | ||
111 | |||
112 | // Filter duplicate folder ids that bad viewers may send | ||
113 | if (folders.Find(f => f.folder_id == llsdRequest.folder_id) == null) | ||
114 | folders.Add(llsdRequest); | ||
115 | } | ||
116 | |||
117 | if (folders.Count > 0) | ||
118 | { | ||
119 | List<UUID> bad_folders = new List<UUID>(); | ||
120 | List<InventoryCollectionWithDescendents> invcollSet = Fetch(folders, bad_folders); | ||
121 | //m_log.DebugFormat("[XXX]: Got {0} folders from a request of {1}", invcollSet.Count, folders.Count); | ||
122 | |||
123 | if (invcollSet == null) | ||
124 | { | ||
125 | m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Multiple folder fetch failed. Trying old protocol."); | ||
126 | return FetchInventoryDescendentsRequest(foldersrequested, httpRequest, httpResponse); | ||
127 | } | ||
128 | |||
129 | string inventoryitemstr = string.Empty; | ||
130 | foreach (InventoryCollectionWithDescendents icoll in invcollSet) | ||
131 | { | ||
132 | LLSDInventoryDescendents reply = ToLLSD(icoll.Collection, icoll.Descendents); | ||
133 | |||
134 | inventoryitemstr = LLSDHelpers.SerialiseLLSDReply(reply); | ||
135 | inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", ""); | ||
136 | inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", ""); | ||
137 | |||
138 | response += inventoryitemstr; | ||
139 | } | ||
140 | |||
141 | //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Bad folders {0}", string.Join(", ", bad_folders)); | ||
142 | foreach (UUID bad in bad_folders) | ||
143 | bad_folders_response += "<uuid>" + bad + "</uuid>"; | ||
144 | } | ||
145 | |||
146 | if (response.Length == 0) | ||
147 | { | ||
148 | /* Viewers expect a bad_folders array when not available */ | ||
149 | if (bad_folders_response.Length != 0) | ||
150 | { | ||
151 | response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>"; | ||
152 | } | ||
153 | else | ||
154 | { | ||
155 | response = "<llsd><map><key>folders</key><array /></map></llsd>"; | ||
156 | } | ||
157 | } | ||
158 | else | ||
159 | { | ||
160 | if (bad_folders_response.Length != 0) | ||
161 | { | ||
162 | response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>"; | ||
163 | } | ||
164 | else | ||
165 | { | ||
166 | response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>"; | ||
167 | } | ||
168 | } | ||
169 | |||
170 | //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request for {0} folders. Item count {1}", folders.Count, item_count); | ||
171 | //m_log.Debug("[WEB FETCH INV DESC HANDLER] " + response); | ||
172 | |||
173 | return response; | ||
174 | |||
175 | } | ||
176 | |||
177 | /// <summary> | ||
178 | /// Construct an LLSD reply packet to a CAPS inventory request | ||
179 | /// </summary> | ||
180 | /// <param name="invFetch"></param> | ||
181 | /// <returns></returns> | ||
182 | private LLSDInventoryDescendents FetchInventoryReply(LLSDFetchInventoryDescendents invFetch) | ||
183 | { | ||
184 | LLSDInventoryDescendents reply = new LLSDInventoryDescendents(); | ||
185 | LLSDInventoryFolderContents contents = new LLSDInventoryFolderContents(); | ||
186 | contents.agent_id = invFetch.owner_id; | ||
187 | contents.owner_id = invFetch.owner_id; | ||
188 | contents.folder_id = invFetch.folder_id; | ||
189 | |||
190 | reply.folders.Array.Add(contents); | ||
191 | InventoryCollection inv = new InventoryCollection(); | ||
192 | inv.Folders = new List<InventoryFolderBase>(); | ||
193 | inv.Items = new List<InventoryItemBase>(); | ||
194 | int version = 0; | ||
195 | int descendents = 0; | ||
196 | |||
197 | inv | ||
198 | = Fetch( | ||
199 | invFetch.owner_id, invFetch.folder_id, invFetch.owner_id, | ||
200 | invFetch.fetch_folders, invFetch.fetch_items, invFetch.sort_order, out version, out descendents); | ||
201 | |||
202 | if (inv != null && inv.Folders != null) | ||
203 | { | ||
204 | foreach (InventoryFolderBase invFolder in inv.Folders) | ||
205 | { | ||
206 | contents.categories.Array.Add(ConvertInventoryFolder(invFolder)); | ||
207 | } | ||
208 | |||
209 | descendents += inv.Folders.Count; | ||
210 | } | ||
211 | |||
212 | if (inv != null && inv.Items != null) | ||
213 | { | ||
214 | foreach (InventoryItemBase invItem in inv.Items) | ||
215 | { | ||
216 | contents.items.Array.Add(ConvertInventoryItem(invItem)); | ||
217 | } | ||
218 | } | ||
219 | |||
220 | contents.descendents = descendents; | ||
221 | contents.version = version; | ||
222 | |||
223 | //m_log.DebugFormat( | ||
224 | // "[WEB FETCH INV DESC HANDLER]: Replying to request for folder {0} (fetch items {1}, fetch folders {2}) with {3} items and {4} folders for agent {5}", | ||
225 | // invFetch.folder_id, | ||
226 | // invFetch.fetch_items, | ||
227 | // invFetch.fetch_folders, | ||
228 | // contents.items.Array.Count, | ||
229 | // contents.categories.Array.Count, | ||
230 | // invFetch.owner_id); | ||
231 | |||
232 | return reply; | ||
233 | } | ||
234 | |||
235 | private LLSDInventoryDescendents ToLLSD(InventoryCollection inv, int descendents) | ||
236 | { | ||
237 | LLSDInventoryDescendents reply = new LLSDInventoryDescendents(); | ||
238 | LLSDInventoryFolderContents contents = new LLSDInventoryFolderContents(); | ||
239 | contents.agent_id = inv.OwnerID; | ||
240 | contents.owner_id = inv.OwnerID; | ||
241 | contents.folder_id = inv.FolderID; | ||
242 | |||
243 | reply.folders.Array.Add(contents); | ||
244 | |||
245 | if (inv.Folders != null) | ||
246 | { | ||
247 | foreach (InventoryFolderBase invFolder in inv.Folders) | ||
248 | { | ||
249 | contents.categories.Array.Add(ConvertInventoryFolder(invFolder)); | ||
250 | } | ||
251 | |||
252 | descendents += inv.Folders.Count; | ||
253 | } | ||
254 | |||
255 | if (inv.Items != null) | ||
256 | { | ||
257 | foreach (InventoryItemBase invItem in inv.Items) | ||
258 | { | ||
259 | contents.items.Array.Add(ConvertInventoryItem(invItem)); | ||
260 | } | ||
261 | } | ||
262 | |||
263 | contents.descendents = descendents; | ||
264 | contents.version = inv.Version; | ||
265 | |||
266 | return reply; | ||
267 | } | ||
268 | /// <summary> | ||
269 | /// Old style. Soon to be deprecated. | ||
270 | /// </summary> | ||
271 | /// <param name="request"></param> | ||
272 | /// <param name="httpRequest"></param> | ||
273 | /// <param name="httpResponse"></param> | ||
274 | /// <returns></returns> | ||
275 | [Obsolete] | ||
276 | private string FetchInventoryDescendentsRequest(ArrayList foldersrequested, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) | ||
277 | { | ||
278 | //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Received request for {0} folders", foldersrequested.Count); | ||
279 | |||
280 | string response = ""; | ||
281 | string bad_folders_response = ""; | ||
282 | |||
283 | for (int i = 0; i < foldersrequested.Count; i++) | ||
284 | { | ||
285 | string inventoryitemstr = ""; | ||
286 | Hashtable inventoryhash = (Hashtable)foldersrequested[i]; | ||
287 | |||
288 | LLSDFetchInventoryDescendents llsdRequest = new LLSDFetchInventoryDescendents(); | ||
289 | |||
290 | try | ||
291 | { | ||
292 | LLSDHelpers.DeserialiseOSDMap(inventoryhash, llsdRequest); | ||
293 | } | ||
294 | catch (Exception e) | ||
295 | { | ||
296 | m_log.Debug("[WEB FETCH INV DESC HANDLER]: caught exception doing OSD deserialize" + e); | ||
297 | } | ||
298 | |||
299 | LLSDInventoryDescendents reply = FetchInventoryReply(llsdRequest); | ||
300 | |||
301 | if (null == reply) | ||
302 | { | ||
303 | bad_folders_response += "<uuid>" + llsdRequest.folder_id.ToString() + "</uuid>"; | ||
304 | } | ||
305 | else | ||
306 | { | ||
307 | inventoryitemstr = LLSDHelpers.SerialiseLLSDReply(reply); | ||
308 | inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", ""); | ||
309 | inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", ""); | ||
310 | } | ||
311 | |||
312 | response += inventoryitemstr; | ||
313 | } | ||
314 | |||
315 | if (response.Length == 0) | ||
316 | { | ||
317 | /* Viewers expect a bad_folders array when not available */ | ||
318 | if (bad_folders_response.Length != 0) | ||
319 | { | ||
320 | response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>"; | ||
321 | } | ||
322 | else | ||
323 | { | ||
324 | response = "<llsd><map><key>folders</key><array /></map></llsd>"; | ||
325 | } | ||
326 | } | ||
327 | else | ||
328 | { | ||
329 | if (bad_folders_response.Length != 0) | ||
330 | { | ||
331 | response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>"; | ||
332 | } | ||
333 | else | ||
334 | { | ||
335 | response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>"; | ||
336 | } | ||
337 | } | ||
338 | |||
339 | // m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request"); | ||
340 | //m_log.Debug("[WEB FETCH INV DESC HANDLER] "+response); | ||
341 | |||
342 | return response; | ||
343 | |||
344 | // } | ||
345 | } | ||
346 | |||
347 | /// <summary> | ||
348 | /// Handle the caps inventory descendents fetch. | ||
349 | /// </summary> | ||
350 | /// <param name="agentID"></param> | ||
351 | /// <param name="folderID"></param> | ||
352 | /// <param name="ownerID"></param> | ||
353 | /// <param name="fetchFolders"></param> | ||
354 | /// <param name="fetchItems"></param> | ||
355 | /// <param name="sortOrder"></param> | ||
356 | /// <param name="version"></param> | ||
357 | /// <returns>An empty InventoryCollection if the inventory look up failed</returns> | ||
358 | [Obsolete] | ||
359 | private InventoryCollection Fetch( | ||
360 | UUID agentID, UUID folderID, UUID ownerID, | ||
361 | bool fetchFolders, bool fetchItems, int sortOrder, out int version, out int descendents) | ||
362 | { | ||
363 | //m_log.DebugFormat( | ||
364 | // "[WEB FETCH INV DESC HANDLER]: Fetching folders ({0}), items ({1}) from {2} for agent {3}", | ||
365 | // fetchFolders, fetchItems, folderID, agentID); | ||
366 | |||
367 | // FIXME MAYBE: We're not handling sortOrder! | ||
368 | |||
369 | version = 0; | ||
370 | descendents = 0; | ||
371 | |||
372 | InventoryFolderImpl fold; | ||
373 | if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null && agentID == m_LibraryService.LibraryRootFolder.Owner) | ||
374 | { | ||
375 | if ((fold = m_LibraryService.LibraryRootFolder.FindFolder(folderID)) != null) | ||
376 | { | ||
377 | InventoryCollection ret = new InventoryCollection(); | ||
378 | ret.Folders = new List<InventoryFolderBase>(); | ||
379 | ret.Items = fold.RequestListOfItems(); | ||
380 | descendents = ret.Folders.Count + ret.Items.Count; | ||
381 | |||
382 | return ret; | ||
383 | } | ||
384 | } | ||
385 | |||
386 | InventoryCollection contents = new InventoryCollection(); | ||
387 | |||
388 | if (folderID != UUID.Zero) | ||
389 | { | ||
390 | InventoryCollection fetchedContents = m_InventoryService.GetFolderContent(agentID, folderID); | ||
391 | |||
392 | if (fetchedContents == null) | ||
393 | { | ||
394 | m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Could not get contents of folder {0} for user {1}", folderID, agentID); | ||
395 | return contents; | ||
396 | } | ||
397 | contents = fetchedContents; | ||
398 | InventoryFolderBase containingFolder = new InventoryFolderBase(); | ||
399 | containingFolder.ID = folderID; | ||
400 | containingFolder.Owner = agentID; | ||
401 | containingFolder = m_InventoryService.GetFolder(containingFolder); | ||
402 | |||
403 | if (containingFolder != null) | ||
404 | { | ||
405 | //m_log.DebugFormat( | ||
406 | // "[WEB FETCH INV DESC HANDLER]: Retrieved folder {0} {1} for agent id {2}", | ||
407 | // containingFolder.Name, containingFolder.ID, agentID); | ||
408 | |||
409 | version = containingFolder.Version; | ||
410 | |||
411 | if (fetchItems) | ||
412 | { | ||
413 | List<InventoryItemBase> itemsToReturn = contents.Items; | ||
414 | List<InventoryItemBase> originalItems = new List<InventoryItemBase>(itemsToReturn); | ||
415 | |||
416 | // descendents must only include the links, not the linked items we add | ||
417 | descendents = originalItems.Count; | ||
418 | |||
419 | // Add target items for links in this folder before the links themselves. | ||
420 | foreach (InventoryItemBase item in originalItems) | ||
421 | { | ||
422 | if (item.AssetType == (int)AssetType.Link) | ||
423 | { | ||
424 | InventoryItemBase linkedItem = m_InventoryService.GetItem(new InventoryItemBase(item.AssetID)); | ||
425 | |||
426 | // Take care of genuinely broken links where the target doesn't exist | ||
427 | // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate, | ||
428 | // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles | ||
429 | // rather than having to keep track of every folder requested in the recursion. | ||
430 | if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link) | ||
431 | itemsToReturn.Insert(0, linkedItem); | ||
432 | } | ||
433 | } | ||
434 | |||
435 | // Now scan for folder links and insert the items they target and those links at the head of the return data | ||
436 | foreach (InventoryItemBase item in originalItems) | ||
437 | { | ||
438 | if (item.AssetType == (int)AssetType.LinkFolder) | ||
439 | { | ||
440 | InventoryCollection linkedFolderContents = m_InventoryService.GetFolderContent(ownerID, item.AssetID); | ||
441 | List<InventoryItemBase> links = linkedFolderContents.Items; | ||
442 | |||
443 | itemsToReturn.InsertRange(0, links); | ||
444 | |||
445 | foreach (InventoryItemBase link in linkedFolderContents.Items) | ||
446 | { | ||
447 | // Take care of genuinely broken links where the target doesn't exist | ||
448 | // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate, | ||
449 | // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles | ||
450 | // rather than having to keep track of every folder requested in the recursion. | ||
451 | if (link != null) | ||
452 | { | ||
453 | // m_log.DebugFormat( | ||
454 | // "[WEB FETCH INV DESC HANDLER]: Adding item {0} {1} from folder {2} linked from {3}", | ||
455 | // link.Name, (AssetType)link.AssetType, item.AssetID, containingFolder.Name); | ||
456 | |||
457 | InventoryItemBase linkedItem | ||
458 | = m_InventoryService.GetItem(new InventoryItemBase(link.AssetID)); | ||
459 | |||
460 | if (linkedItem != null) | ||
461 | itemsToReturn.Insert(0, linkedItem); | ||
462 | } | ||
463 | } | ||
464 | } | ||
465 | } | ||
466 | } | ||
467 | |||
468 | // foreach (InventoryItemBase item in contents.Items) | ||
469 | // { | ||
470 | // m_log.DebugFormat( | ||
471 | // "[WEB FETCH INV DESC HANDLER]: Returning item {0}, type {1}, parent {2} in {3} {4}", | ||
472 | // item.Name, (AssetType)item.AssetType, item.Folder, containingFolder.Name, containingFolder.ID); | ||
473 | // } | ||
474 | |||
475 | // ===== | ||
476 | |||
477 | // | ||
478 | // foreach (InventoryItemBase linkedItem in linkedItemsToAdd) | ||
479 | // { | ||
480 | // m_log.DebugFormat( | ||
481 | // "[WEB FETCH INV DESC HANDLER]: Inserted linked item {0} for link in folder {1} for agent {2}", | ||
482 | // linkedItem.Name, folderID, agentID); | ||
483 | // | ||
484 | // contents.Items.Add(linkedItem); | ||
485 | // } | ||
486 | // | ||
487 | // // If the folder requested contains links, then we need to send those folders first, otherwise the links | ||
488 | // // will be broken in the viewer. | ||
489 | // HashSet<UUID> linkedItemFolderIdsToSend = new HashSet<UUID>(); | ||
490 | // foreach (InventoryItemBase item in contents.Items) | ||
491 | // { | ||
492 | // if (item.AssetType == (int)AssetType.Link) | ||
493 | // { | ||
494 | // InventoryItemBase linkedItem = m_InventoryService.GetItem(new InventoryItemBase(item.AssetID)); | ||
495 | // | ||
496 | // // Take care of genuinely broken links where the target doesn't exist | ||
497 | // // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate, | ||
498 | // // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles | ||
499 | // // rather than having to keep track of every folder requested in the recursion. | ||
500 | // if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link) | ||
501 | // { | ||
502 | // // We don't need to send the folder if source and destination of the link are in the same | ||
503 | // // folder. | ||
504 | // if (linkedItem.Folder != containingFolder.ID) | ||
505 | // linkedItemFolderIdsToSend.Add(linkedItem.Folder); | ||
506 | // } | ||
507 | // } | ||
508 | // } | ||
509 | // | ||
510 | // foreach (UUID linkedItemFolderId in linkedItemFolderIdsToSend) | ||
511 | // { | ||
512 | // m_log.DebugFormat( | ||
513 | // "[WEB FETCH INV DESC HANDLER]: Recursively fetching folder {0} linked by item in folder {1} for agent {2}", | ||
514 | // linkedItemFolderId, folderID, agentID); | ||
515 | // | ||
516 | // int dummyVersion; | ||
517 | // InventoryCollection linkedCollection | ||
518 | // = Fetch( | ||
519 | // agentID, linkedItemFolderId, ownerID, fetchFolders, fetchItems, sortOrder, out dummyVersion); | ||
520 | // | ||
521 | // InventoryFolderBase linkedFolder = new InventoryFolderBase(linkedItemFolderId); | ||
522 | // linkedFolder.Owner = agentID; | ||
523 | // linkedFolder = m_InventoryService.GetFolder(linkedFolder); | ||
524 | // | ||
525 | //// contents.Folders.AddRange(linkedCollection.Folders); | ||
526 | // | ||
527 | // contents.Folders.Add(linkedFolder); | ||
528 | // contents.Items.AddRange(linkedCollection.Items); | ||
529 | // } | ||
530 | // } | ||
531 | } | ||
532 | } | ||
533 | else | ||
534 | { | ||
535 | // Lost items don't really need a version | ||
536 | version = 1; | ||
537 | } | ||
538 | |||
539 | return contents; | ||
540 | |||
541 | } | ||
542 | |||
543 | private void AddLibraryFolders(List<LLSDFetchInventoryDescendents> fetchFolders, List<InventoryCollectionWithDescendents> result) | ||
544 | { | ||
545 | InventoryFolderImpl fold; | ||
546 | if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null) | ||
547 | { | ||
548 | List<LLSDFetchInventoryDescendents> libfolders = fetchFolders.FindAll(f => f.owner_id == m_LibraryService.LibraryRootFolder.Owner); | ||
549 | fetchFolders.RemoveAll(f => libfolders.Contains(f)); | ||
550 | |||
551 | //m_log.DebugFormat("[XXX]: Found {0} library folders in request", libfolders.Count); | ||
552 | |||
553 | foreach (LLSDFetchInventoryDescendents f in libfolders) | ||
554 | { | ||
555 | if ((fold = m_LibraryService.LibraryRootFolder.FindFolder(f.folder_id)) != null) | ||
556 | { | ||
557 | InventoryCollectionWithDescendents ret = new InventoryCollectionWithDescendents(); | ||
558 | ret.Collection = new InventoryCollection(); | ||
559 | ret.Collection.Folders = new List<InventoryFolderBase>(); | ||
560 | ret.Collection.Items = fold.RequestListOfItems(); | ||
561 | ret.Collection.OwnerID = m_LibraryService.LibraryRootFolder.Owner; | ||
562 | ret.Collection.FolderID = f.folder_id; | ||
563 | ret.Collection.Version = fold.Version; | ||
564 | |||
565 | ret.Descendents = ret.Collection.Items.Count; | ||
566 | result.Add(ret); | ||
567 | |||
568 | //m_log.DebugFormat("[XXX]: Added libfolder {0} ({1}) {2}", ret.Collection.FolderID, ret.Collection.OwnerID); | ||
569 | } | ||
570 | } | ||
571 | } | ||
572 | } | ||
573 | |||
574 | private List<InventoryCollectionWithDescendents> Fetch(List<LLSDFetchInventoryDescendents> fetchFolders, List<UUID> bad_folders) | ||
575 | { | ||
576 | //m_log.DebugFormat( | ||
577 | // "[WEB FETCH INV DESC HANDLER]: Fetching {0} folders for owner {1}", fetchFolders.Count, fetchFolders[0].owner_id); | ||
578 | |||
579 | // FIXME MAYBE: We're not handling sortOrder! | ||
580 | |||
581 | List<InventoryCollectionWithDescendents> result = new List<InventoryCollectionWithDescendents>(); | ||
582 | |||
583 | AddLibraryFolders(fetchFolders, result); | ||
584 | |||
585 | if (fetchFolders.Count > 0) | ||
586 | { | ||
587 | UUID[] fids = new UUID[fetchFolders.Count]; | ||
588 | int i = 0; | ||
589 | foreach (LLSDFetchInventoryDescendents f in fetchFolders) | ||
590 | fids[i++] = f.folder_id; | ||
591 | |||
592 | //m_log.DebugFormat("[XXX]: {0}", string.Join(",", fids)); | ||
593 | |||
594 | InventoryCollection[] fetchedContents = m_InventoryService.GetMultipleFoldersContent(fetchFolders[0].owner_id, fids); | ||
595 | |||
596 | if (fetchedContents == null || (fetchedContents != null && fetchedContents.Length == 0)) | ||
597 | { | ||
598 | //m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Could not get contents of multiple folders for user {0}", fetchFolders[0].owner_id); | ||
599 | return null; | ||
600 | } | ||
601 | |||
602 | i = 0; | ||
603 | // Do some post-processing. May need to fetch more from inv server for links | ||
604 | foreach (InventoryCollection contents in fetchedContents) | ||
605 | { | ||
606 | // Find the original request | ||
607 | LLSDFetchInventoryDescendents freq = fetchFolders[i++]; | ||
608 | |||
609 | InventoryCollectionWithDescendents coll = new InventoryCollectionWithDescendents(); | ||
610 | coll.Collection = contents; | ||
611 | |||
612 | if (BadFolder(freq, contents, bad_folders)) | ||
613 | continue; | ||
614 | |||
615 | // Next: link management | ||
616 | ProcessLinks(freq, coll); | ||
617 | |||
618 | result.Add(coll); | ||
619 | } | ||
620 | } | ||
621 | |||
622 | return result; | ||
623 | } | ||
624 | |||
625 | private bool BadFolder(LLSDFetchInventoryDescendents freq, InventoryCollection contents, List<UUID> bad_folders) | ||
626 | { | ||
627 | bool bad = false; | ||
628 | if (contents == null) | ||
629 | { | ||
630 | bad_folders.Add(freq.folder_id); | ||
631 | bad = true; | ||
632 | } | ||
633 | |||
634 | // The inventory server isn't sending FolderID in the collection... | ||
635 | // Must fetch it individually | ||
636 | if (contents.FolderID == UUID.Zero) | ||
637 | { | ||
638 | InventoryFolderBase containingFolder = new InventoryFolderBase(); | ||
639 | containingFolder.ID = freq.folder_id; | ||
640 | containingFolder.Owner = freq.owner_id; | ||
641 | containingFolder = m_InventoryService.GetFolder(containingFolder); | ||
642 | |||
643 | if (containingFolder != null) | ||
644 | { | ||
645 | contents.FolderID = containingFolder.ID; | ||
646 | contents.OwnerID = containingFolder.Owner; | ||
647 | contents.Version = containingFolder.Version; | ||
648 | } | ||
649 | else | ||
650 | { | ||
651 | // Was it really a request for folder Zero? | ||
652 | // This is an overkill, but Firestorm really asks for folder Zero. | ||
653 | // I'm leaving the code here for the time being, but commented. | ||
654 | if (freq.folder_id == UUID.Zero) | ||
655 | { | ||
656 | //coll.Collection.OwnerID = freq.owner_id; | ||
657 | //coll.Collection.FolderID = contents.FolderID; | ||
658 | //containingFolder = m_InventoryService.GetRootFolder(freq.owner_id); | ||
659 | //if (containingFolder != null) | ||
660 | //{ | ||
661 | // m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Request for parent of folder {0}", containingFolder.ID); | ||
662 | // coll.Collection.Folders.Clear(); | ||
663 | // coll.Collection.Folders.Add(containingFolder); | ||
664 | // if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null) | ||
665 | // { | ||
666 | // InventoryFolderBase lib = new InventoryFolderBase(m_LibraryService.LibraryRootFolder.ID, m_LibraryService.LibraryRootFolder.Owner); | ||
667 | // lib.Name = m_LibraryService.LibraryRootFolder.Name; | ||
668 | // lib.Type = m_LibraryService.LibraryRootFolder.Type; | ||
669 | // lib.Version = m_LibraryService.LibraryRootFolder.Version; | ||
670 | // coll.Collection.Folders.Add(lib); | ||
671 | // } | ||
672 | // coll.Collection.Items.Clear(); | ||
673 | //} | ||
674 | } | ||
675 | else | ||
676 | { | ||
677 | m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Unable to fetch folder {0}", freq.folder_id); | ||
678 | bad_folders.Add(freq.folder_id); | ||
679 | } | ||
680 | bad = true; | ||
681 | } | ||
682 | } | ||
683 | |||
684 | return bad; | ||
685 | } | ||
686 | |||
687 | private void ProcessLinks(LLSDFetchInventoryDescendents freq, InventoryCollectionWithDescendents coll) | ||
688 | { | ||
689 | InventoryCollection contents = coll.Collection; | ||
690 | |||
691 | if (freq.fetch_items && contents.Items != null) | ||
692 | { | ||
693 | List<InventoryItemBase> itemsToReturn = contents.Items; | ||
694 | |||
695 | // descendents must only include the links, not the linked items we add | ||
696 | coll.Descendents = itemsToReturn.Count; | ||
697 | |||
698 | // Add target items for links in this folder before the links themselves. | ||
699 | List<UUID> itemIDs = new List<UUID>(); | ||
700 | List<UUID> folderIDs = new List<UUID>(); | ||
701 | foreach (InventoryItemBase item in itemsToReturn) | ||
702 | { | ||
703 | //m_log.DebugFormat("[XXX]: {0} {1}", item.Name, item.AssetType); | ||
704 | if (item.AssetType == (int)AssetType.Link) | ||
705 | itemIDs.Add(item.AssetID); | ||
706 | |||
707 | else if (item.AssetType == (int)AssetType.LinkFolder) | ||
708 | folderIDs.Add(item.AssetID); | ||
709 | } | ||
710 | |||
711 | //m_log.DebugFormat("[XXX]: folder {0} has {1} links and {2} linkfolders", contents.FolderID, itemIDs.Count, folderIDs.Count); | ||
712 | |||
713 | // Scan for folder links and insert the items they target and those links at the head of the return data | ||
714 | if (folderIDs.Count > 0) | ||
715 | { | ||
716 | InventoryCollection[] linkedFolders = m_InventoryService.GetMultipleFoldersContent(coll.Collection.OwnerID, folderIDs.ToArray()); | ||
717 | foreach (InventoryCollection linkedFolderContents in linkedFolders) | ||
718 | { | ||
719 | List<InventoryItemBase> links = linkedFolderContents.Items; | ||
720 | |||
721 | itemsToReturn.InsertRange(0, links); | ||
722 | |||
723 | foreach (InventoryItemBase link in linkedFolderContents.Items) | ||
724 | { | ||
725 | // Take care of genuinely broken links where the target doesn't exist | ||
726 | // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate, | ||
727 | // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles | ||
728 | // rather than having to keep track of every folder requested in the recursion. | ||
729 | if (link != null) | ||
730 | { | ||
731 | //m_log.DebugFormat( | ||
732 | // "[WEB FETCH INV DESC HANDLER]: Adding item {0} {1} from folder {2} linked from {3} ({4} {5})", | ||
733 | // link.Name, (AssetType)link.AssetType, linkedFolderContents.FolderID, contents.FolderID, link.ID, link.AssetID); | ||
734 | itemIDs.Add(link.ID); | ||
735 | } | ||
736 | } | ||
737 | } | ||
738 | } | ||
739 | |||
740 | if (itemIDs.Count > 0) | ||
741 | { | ||
742 | InventoryItemBase[] linked = m_InventoryService.GetMultipleItems(freq.owner_id, itemIDs.ToArray()); | ||
743 | if (linked == null) | ||
744 | { | ||
745 | // OMG!!! One by one!!! This is fallback code, in case the backend isn't updated | ||
746 | m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: GetMultipleItems failed. Falling back to fetching inventory items one by one."); | ||
747 | linked = new InventoryItemBase[itemIDs.Count]; | ||
748 | int i = 0; | ||
749 | InventoryItemBase item = new InventoryItemBase(); | ||
750 | item.Owner = freq.owner_id; | ||
751 | foreach (UUID id in itemIDs) | ||
752 | { | ||
753 | item.ID = id; | ||
754 | linked[i++] = m_InventoryService.GetItem(item); | ||
755 | } | ||
756 | } | ||
757 | |||
758 | //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Processing folder {0}. Existing items:", freq.folder_id); | ||
759 | //foreach (InventoryItemBase item in itemsToReturn) | ||
760 | // m_log.DebugFormat("[XXX]: {0} {1} {2}", item.Name, item.AssetType, item.Folder); | ||
761 | |||
762 | if (linked != null) | ||
763 | { | ||
764 | foreach (InventoryItemBase linkedItem in linked) | ||
765 | { | ||
766 | // Take care of genuinely broken links where the target doesn't exist | ||
767 | // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate, | ||
768 | // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles | ||
769 | // rather than having to keep track of every folder requested in the recursion. | ||
770 | if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link) | ||
771 | { | ||
772 | itemsToReturn.Insert(0, linkedItem); | ||
773 | //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Added {0} {1} {2}", linkedItem.Name, linkedItem.AssetType, linkedItem.Folder); | ||
774 | } | ||
775 | } | ||
776 | } | ||
777 | } | ||
778 | } | ||
779 | |||
780 | } | ||
781 | |||
782 | /// <summary> | ||
783 | /// Convert an internal inventory folder object into an LLSD object. | ||
784 | /// </summary> | ||
785 | /// <param name="invFolder"></param> | ||
786 | /// <returns></returns> | ||
787 | private LLSDInventoryFolder ConvertInventoryFolder(InventoryFolderBase invFolder) | ||
788 | { | ||
789 | LLSDInventoryFolder llsdFolder = new LLSDInventoryFolder(); | ||
790 | llsdFolder.folder_id = invFolder.ID; | ||
791 | llsdFolder.parent_id = invFolder.ParentID; | ||
792 | llsdFolder.name = invFolder.Name; | ||
793 | llsdFolder.type = invFolder.Type; | ||
794 | llsdFolder.preferred_type = -1; | ||
795 | |||
796 | return llsdFolder; | ||
797 | } | ||
798 | |||
799 | /// <summary> | ||
800 | /// Convert an internal inventory item object into an LLSD object. | ||
801 | /// </summary> | ||
802 | /// <param name="invItem"></param> | ||
803 | /// <returns></returns> | ||
804 | private LLSDInventoryItem ConvertInventoryItem(InventoryItemBase invItem) | ||
805 | { | ||
806 | LLSDInventoryItem llsdItem = new LLSDInventoryItem(); | ||
807 | llsdItem.asset_id = invItem.AssetID; | ||
808 | llsdItem.created_at = invItem.CreationDate; | ||
809 | llsdItem.desc = invItem.Description; | ||
810 | llsdItem.flags = (int)invItem.Flags; | ||
811 | llsdItem.item_id = invItem.ID; | ||
812 | llsdItem.name = invItem.Name; | ||
813 | llsdItem.parent_id = invItem.Folder; | ||
814 | llsdItem.type = invItem.AssetType; | ||
815 | llsdItem.inv_type = invItem.InvType; | ||
816 | |||
817 | llsdItem.permissions = new LLSDPermissions(); | ||
818 | llsdItem.permissions.creator_id = invItem.CreatorIdAsUuid; | ||
819 | llsdItem.permissions.base_mask = (int)invItem.CurrentPermissions; | ||
820 | llsdItem.permissions.everyone_mask = (int)invItem.EveryOnePermissions; | ||
821 | llsdItem.permissions.group_id = invItem.GroupID; | ||
822 | llsdItem.permissions.group_mask = (int)invItem.GroupPermissions; | ||
823 | llsdItem.permissions.is_owner_group = invItem.GroupOwned; | ||
824 | llsdItem.permissions.next_owner_mask = (int)invItem.NextPermissions; | ||
825 | llsdItem.permissions.owner_id = invItem.Owner; | ||
826 | llsdItem.permissions.owner_mask = (int)invItem.CurrentPermissions; | ||
827 | llsdItem.sale_info = new LLSDSaleInfo(); | ||
828 | llsdItem.sale_info.sale_price = invItem.SalePrice; | ||
829 | llsdItem.sale_info.sale_type = invItem.SaleType; | ||
830 | |||
831 | return llsdItem; | ||
832 | } | ||
833 | } | ||
834 | |||
835 | class InventoryCollectionWithDescendents | ||
836 | { | ||
837 | public InventoryCollection Collection; | ||
838 | public int Descendents; | ||
839 | } | ||
840 | } \ No newline at end of file | ||