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ea8f3c83bf
be passed into inventory queries. This makes the API more homogenous and also will more clearly show coding errors related to HG inventory where the .Owner field has a meaning for a query but wasn't always set.
845 lines
38 KiB
C#
845 lines
38 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using log4net;
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using Nini.Config;
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using OpenMetaverse;
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using OpenMetaverse.StructuredData;
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using OpenSim.Framework;
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using OpenSim.Framework.Capabilities;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Framework.Servers.HttpServer;
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using OpenSim.Services.Interfaces;
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using Caps = OpenSim.Framework.Capabilities.Caps;
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namespace OpenSim.Capabilities.Handlers
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{
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public class FetchInvDescHandler
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private IInventoryService m_InventoryService;
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private ILibraryService m_LibraryService;
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private IScene m_Scene;
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// private object m_fetchLock = new Object();
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public FetchInvDescHandler(IInventoryService invService, ILibraryService libService, IScene s)
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{
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m_InventoryService = invService;
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m_LibraryService = libService;
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m_Scene = s;
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}
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public string FetchInventoryDescendentsRequest(string request, string path, string param, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
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{
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//m_log.DebugFormat("[XXX]: FetchInventoryDescendentsRequest in {0}, {1}", (m_Scene == null) ? "none" : m_Scene.Name, request);
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// nasty temporary hack here, the linden client falsely
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// identifies the uuid 00000000-0000-0000-0000-000000000000
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// as a string which breaks us
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//
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// correctly mark it as a uuid
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//
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request = request.Replace("<string>00000000-0000-0000-0000-000000000000</string>", "<uuid>00000000-0000-0000-0000-000000000000</uuid>");
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// another hack <integer>1</integer> results in a
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// System.ArgumentException: Object type System.Int32 cannot
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// be converted to target type: System.Boolean
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//
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request = request.Replace("<key>fetch_folders</key><integer>0</integer>", "<key>fetch_folders</key><boolean>0</boolean>");
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request = request.Replace("<key>fetch_folders</key><integer>1</integer>", "<key>fetch_folders</key><boolean>1</boolean>");
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Hashtable hash = new Hashtable();
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try
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{
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hash = (Hashtable)LLSD.LLSDDeserialize(Utils.StringToBytes(request));
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}
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catch (LLSD.LLSDParseException e)
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{
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m_log.ErrorFormat("[WEB FETCH INV DESC HANDLER]: Fetch error: {0}{1}" + e.Message, e.StackTrace);
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m_log.Error("Request: " + request);
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}
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ArrayList foldersrequested = (ArrayList)hash["folders"];
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string response = "";
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string bad_folders_response = "";
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List<LLSDFetchInventoryDescendents> folders = new List<LLSDFetchInventoryDescendents>();
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for (int i = 0; i < foldersrequested.Count; i++)
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{
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Hashtable inventoryhash = (Hashtable)foldersrequested[i];
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LLSDFetchInventoryDescendents llsdRequest = new LLSDFetchInventoryDescendents();
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try
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{
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LLSDHelpers.DeserialiseOSDMap(inventoryhash, llsdRequest);
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}
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catch (Exception e)
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{
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m_log.Debug("[WEB FETCH INV DESC HANDLER]: caught exception doing OSD deserialize" + e);
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continue;
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}
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// Filter duplicate folder ids that bad viewers may send
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if (folders.Find(f => f.folder_id == llsdRequest.folder_id) == null)
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folders.Add(llsdRequest);
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}
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if (folders.Count > 0)
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{
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List<UUID> bad_folders = new List<UUID>();
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List<InventoryCollectionWithDescendents> invcollSet = Fetch(folders, bad_folders);
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//m_log.DebugFormat("[XXX]: Got {0} folders from a request of {1}", invcollSet.Count, folders.Count);
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if (invcollSet == null)
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{
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m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Multiple folder fetch failed. Trying old protocol.");
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#pragma warning disable 0612
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return FetchInventoryDescendentsRequest(foldersrequested, httpRequest, httpResponse);
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#pragma warning restore 0612
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}
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string inventoryitemstr = string.Empty;
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foreach (InventoryCollectionWithDescendents icoll in invcollSet)
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{
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LLSDInventoryDescendents reply = ToLLSD(icoll.Collection, icoll.Descendents);
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inventoryitemstr = LLSDHelpers.SerialiseLLSDReply(reply);
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inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", "");
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inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", "");
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response += inventoryitemstr;
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}
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//m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Bad folders {0}", string.Join(", ", bad_folders));
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foreach (UUID bad in bad_folders)
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bad_folders_response += "<uuid>" + bad + "</uuid>";
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}
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if (response.Length == 0)
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{
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/* Viewers expect a bad_folders array when not available */
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if (bad_folders_response.Length != 0)
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{
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response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
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}
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else
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{
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response = "<llsd><map><key>folders</key><array /></map></llsd>";
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}
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}
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else
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{
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if (bad_folders_response.Length != 0)
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{
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response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
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}
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else
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{
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response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>";
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}
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}
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//m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request for {0} folders. Item count {1}", folders.Count, item_count);
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//m_log.Debug("[WEB FETCH INV DESC HANDLER] " + response);
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return response;
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}
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/// <summary>
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/// Construct an LLSD reply packet to a CAPS inventory request
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/// </summary>
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/// <param name="invFetch"></param>
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/// <returns></returns>
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private LLSDInventoryDescendents FetchInventoryReply(LLSDFetchInventoryDescendents invFetch)
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{
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LLSDInventoryDescendents reply = new LLSDInventoryDescendents();
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LLSDInventoryFolderContents contents = new LLSDInventoryFolderContents();
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contents.agent_id = invFetch.owner_id;
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contents.owner_id = invFetch.owner_id;
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contents.folder_id = invFetch.folder_id;
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reply.folders.Array.Add(contents);
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InventoryCollection inv = new InventoryCollection();
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inv.Folders = new List<InventoryFolderBase>();
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inv.Items = new List<InventoryItemBase>();
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int version = 0;
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int descendents = 0;
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#pragma warning disable 0612
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inv = Fetch(
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invFetch.owner_id, invFetch.folder_id, invFetch.owner_id,
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invFetch.fetch_folders, invFetch.fetch_items, invFetch.sort_order, out version, out descendents);
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#pragma warning restore 0612
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if (inv != null && inv.Folders != null)
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{
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foreach (InventoryFolderBase invFolder in inv.Folders)
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{
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contents.categories.Array.Add(ConvertInventoryFolder(invFolder));
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}
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descendents += inv.Folders.Count;
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}
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if (inv != null && inv.Items != null)
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{
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foreach (InventoryItemBase invItem in inv.Items)
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{
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contents.items.Array.Add(ConvertInventoryItem(invItem));
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}
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}
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contents.descendents = descendents;
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contents.version = version;
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//m_log.DebugFormat(
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// "[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}",
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// invFetch.folder_id,
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// invFetch.fetch_items,
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// invFetch.fetch_folders,
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// contents.items.Array.Count,
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// contents.categories.Array.Count,
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// invFetch.owner_id);
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return reply;
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}
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private LLSDInventoryDescendents ToLLSD(InventoryCollection inv, int descendents)
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{
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LLSDInventoryDescendents reply = new LLSDInventoryDescendents();
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LLSDInventoryFolderContents contents = new LLSDInventoryFolderContents();
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contents.agent_id = inv.OwnerID;
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contents.owner_id = inv.OwnerID;
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contents.folder_id = inv.FolderID;
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reply.folders.Array.Add(contents);
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if (inv.Folders != null)
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{
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foreach (InventoryFolderBase invFolder in inv.Folders)
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{
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contents.categories.Array.Add(ConvertInventoryFolder(invFolder));
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}
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descendents += inv.Folders.Count;
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}
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if (inv.Items != null)
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{
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foreach (InventoryItemBase invItem in inv.Items)
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{
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contents.items.Array.Add(ConvertInventoryItem(invItem));
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}
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}
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contents.descendents = descendents;
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contents.version = inv.Version;
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return reply;
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}
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/// <summary>
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/// Old style. Soon to be deprecated.
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/// </summary>
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/// <param name="request"></param>
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/// <param name="httpRequest"></param>
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/// <param name="httpResponse"></param>
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/// <returns></returns>
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[Obsolete]
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private string FetchInventoryDescendentsRequest(ArrayList foldersrequested, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
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{
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//m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Received request for {0} folders", foldersrequested.Count);
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string response = "";
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string bad_folders_response = "";
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for (int i = 0; i < foldersrequested.Count; i++)
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{
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string inventoryitemstr = "";
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Hashtable inventoryhash = (Hashtable)foldersrequested[i];
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LLSDFetchInventoryDescendents llsdRequest = new LLSDFetchInventoryDescendents();
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try
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{
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LLSDHelpers.DeserialiseOSDMap(inventoryhash, llsdRequest);
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}
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catch (Exception e)
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{
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m_log.Debug("[WEB FETCH INV DESC HANDLER]: caught exception doing OSD deserialize" + e);
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}
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LLSDInventoryDescendents reply = FetchInventoryReply(llsdRequest);
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if (null == reply)
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{
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bad_folders_response += "<uuid>" + llsdRequest.folder_id.ToString() + "</uuid>";
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}
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else
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{
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inventoryitemstr = LLSDHelpers.SerialiseLLSDReply(reply);
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inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", "");
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inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", "");
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}
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response += inventoryitemstr;
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}
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if (response.Length == 0)
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{
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/* Viewers expect a bad_folders array when not available */
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if (bad_folders_response.Length != 0)
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{
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response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
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}
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else
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{
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response = "<llsd><map><key>folders</key><array /></map></llsd>";
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}
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}
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else
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{
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if (bad_folders_response.Length != 0)
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{
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response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
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}
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else
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{
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response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>";
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}
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}
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// m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request");
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//m_log.Debug("[WEB FETCH INV DESC HANDLER] "+response);
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return response;
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// }
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}
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/// <summary>
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/// Handle the caps inventory descendents fetch.
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/// </summary>
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/// <param name="agentID"></param>
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/// <param name="folderID"></param>
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/// <param name="ownerID"></param>
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/// <param name="fetchFolders"></param>
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/// <param name="fetchItems"></param>
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/// <param name="sortOrder"></param>
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/// <param name="version"></param>
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/// <returns>An empty InventoryCollection if the inventory look up failed</returns>
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[Obsolete]
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private InventoryCollection Fetch(
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UUID agentID, UUID folderID, UUID ownerID,
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bool fetchFolders, bool fetchItems, int sortOrder, out int version, out int descendents)
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{
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//m_log.DebugFormat(
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// "[WEB FETCH INV DESC HANDLER]: Fetching folders ({0}), items ({1}) from {2} for agent {3}",
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// fetchFolders, fetchItems, folderID, agentID);
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// FIXME MAYBE: We're not handling sortOrder!
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version = 0;
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descendents = 0;
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InventoryFolderImpl fold;
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if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null && agentID == m_LibraryService.LibraryRootFolder.Owner)
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{
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if ((fold = m_LibraryService.LibraryRootFolder.FindFolder(folderID)) != null)
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{
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InventoryCollection ret = new InventoryCollection();
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ret.Folders = new List<InventoryFolderBase>();
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ret.Items = fold.RequestListOfItems();
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descendents = ret.Folders.Count + ret.Items.Count;
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return ret;
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}
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}
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InventoryCollection contents = new InventoryCollection();
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if (folderID != UUID.Zero)
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{
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InventoryCollection fetchedContents = m_InventoryService.GetFolderContent(agentID, folderID);
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if (fetchedContents == null)
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{
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m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Could not get contents of folder {0} for user {1}", folderID, agentID);
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return contents;
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}
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contents = fetchedContents;
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InventoryFolderBase containingFolder = m_InventoryService.GetFolder(agentID, folderID);
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if (containingFolder != null)
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{
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//m_log.DebugFormat(
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// "[WEB FETCH INV DESC HANDLER]: Retrieved folder {0} {1} for agent id {2}",
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// containingFolder.Name, containingFolder.ID, agentID);
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version = containingFolder.Version;
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if (fetchItems && containingFolder.Type != (short)FolderType.Trash)
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{
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List<InventoryItemBase> itemsToReturn = contents.Items;
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List<InventoryItemBase> originalItems = new List<InventoryItemBase>(itemsToReturn);
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// descendents must only include the links, not the linked items we add
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descendents = originalItems.Count;
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// Add target items for links in this folder before the links themselves.
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foreach (InventoryItemBase item in originalItems)
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{
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if (item.AssetType == (int)AssetType.Link)
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{
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InventoryItemBase linkedItem = m_InventoryService.GetItem(agentID, item.AssetID);
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// Take care of genuinely broken links where the target doesn't exist
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// HACK: Also, don't follow up links that just point to other links. In theory this is legitimate,
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// but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
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// rather than having to keep track of every folder requested in the recursion.
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if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link)
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itemsToReturn.Insert(0, linkedItem);
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}
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}
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// Now scan for folder links and insert the items they target and those links at the head of the return data
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/* dont send contents of LinkFolders.
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from docs seems this was never a spec
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foreach (InventoryItemBase item in originalItems)
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{
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if (item.AssetType == (int)AssetType.LinkFolder)
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{
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InventoryCollection linkedFolderContents = m_InventoryService.GetFolderContent(ownerID, item.AssetID);
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List<InventoryItemBase> links = linkedFolderContents.Items;
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itemsToReturn.InsertRange(0, links);
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foreach (InventoryItemBase link in linkedFolderContents.Items)
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{
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// Take care of genuinely broken links where the target doesn't exist
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// HACK: Also, don't follow up links that just point to other links. In theory this is legitimate,
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// but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
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// rather than having to keep track of every folder requested in the recursion.
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if (link != null)
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{
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// m_log.DebugFormat(
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// "[WEB FETCH INV DESC HANDLER]: Adding item {0} {1} from folder {2} linked from {3}",
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// link.Name, (AssetType)link.AssetType, item.AssetID, containingFolder.Name);
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InventoryItemBase linkedItem
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= m_InventoryService.GetItem(new InventoryItemBase(link.AssetID));
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if (linkedItem != null)
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itemsToReturn.Insert(0, linkedItem);
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}
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}
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}
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}
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*/
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}
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// foreach (InventoryItemBase item in contents.Items)
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// {
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// m_log.DebugFormat(
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// "[WEB FETCH INV DESC HANDLER]: Returning item {0}, type {1}, parent {2} in {3} {4}",
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// item.Name, (AssetType)item.AssetType, item.Folder, containingFolder.Name, containingFolder.ID);
|
|
// }
|
|
|
|
// =====
|
|
|
|
//
|
|
// foreach (InventoryItemBase linkedItem in linkedItemsToAdd)
|
|
// {
|
|
// m_log.DebugFormat(
|
|
// "[WEB FETCH INV DESC HANDLER]: Inserted linked item {0} for link in folder {1} for agent {2}",
|
|
// linkedItem.Name, folderID, agentID);
|
|
//
|
|
// contents.Items.Add(linkedItem);
|
|
// }
|
|
//
|
|
// // If the folder requested contains links, then we need to send those folders first, otherwise the links
|
|
// // will be broken in the viewer.
|
|
// HashSet<UUID> linkedItemFolderIdsToSend = new HashSet<UUID>();
|
|
// foreach (InventoryItemBase item in contents.Items)
|
|
// {
|
|
// if (item.AssetType == (int)AssetType.Link)
|
|
// {
|
|
// InventoryItemBase linkedItem = m_InventoryService.GetItem(new InventoryItemBase(item.AssetID));
|
|
//
|
|
// // Take care of genuinely broken links where the target doesn't exist
|
|
// // HACK: Also, don't follow up links that just point to other links. In theory this is legitimate,
|
|
// // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
|
|
// // rather than having to keep track of every folder requested in the recursion.
|
|
// if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link)
|
|
// {
|
|
// // We don't need to send the folder if source and destination of the link are in the same
|
|
// // folder.
|
|
// if (linkedItem.Folder != containingFolder.ID)
|
|
// linkedItemFolderIdsToSend.Add(linkedItem.Folder);
|
|
// }
|
|
// }
|
|
// }
|
|
//
|
|
// foreach (UUID linkedItemFolderId in linkedItemFolderIdsToSend)
|
|
// {
|
|
// m_log.DebugFormat(
|
|
// "[WEB FETCH INV DESC HANDLER]: Recursively fetching folder {0} linked by item in folder {1} for agent {2}",
|
|
// linkedItemFolderId, folderID, agentID);
|
|
//
|
|
// int dummyVersion;
|
|
// InventoryCollection linkedCollection
|
|
// = Fetch(
|
|
// agentID, linkedItemFolderId, ownerID, fetchFolders, fetchItems, sortOrder, out dummyVersion);
|
|
//
|
|
// InventoryFolderBase linkedFolder = new InventoryFolderBase(linkedItemFolderId);
|
|
// linkedFolder.Owner = agentID;
|
|
// linkedFolder = m_InventoryService.GetFolder(linkedFolder);
|
|
//
|
|
//// contents.Folders.AddRange(linkedCollection.Folders);
|
|
//
|
|
// contents.Folders.Add(linkedFolder);
|
|
// contents.Items.AddRange(linkedCollection.Items);
|
|
// }
|
|
// }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Lost items don't really need a version
|
|
version = 1;
|
|
}
|
|
|
|
return contents;
|
|
|
|
}
|
|
|
|
private void AddLibraryFolders(List<LLSDFetchInventoryDescendents> fetchFolders, List<InventoryCollectionWithDescendents> result)
|
|
{
|
|
InventoryFolderImpl fold;
|
|
if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null)
|
|
{
|
|
List<LLSDFetchInventoryDescendents> libfolders = fetchFolders.FindAll(f => f.owner_id == m_LibraryService.LibraryRootFolder.Owner);
|
|
fetchFolders.RemoveAll(f => libfolders.Contains(f));
|
|
|
|
//m_log.DebugFormat("[XXX]: Found {0} library folders in request", libfolders.Count);
|
|
|
|
foreach (LLSDFetchInventoryDescendents f in libfolders)
|
|
{
|
|
if ((fold = m_LibraryService.LibraryRootFolder.FindFolder(f.folder_id)) != null)
|
|
{
|
|
InventoryCollectionWithDescendents ret = new InventoryCollectionWithDescendents();
|
|
ret.Collection = new InventoryCollection();
|
|
ret.Collection.Folders = new List<InventoryFolderBase>();
|
|
ret.Collection.Items = fold.RequestListOfItems();
|
|
ret.Collection.OwnerID = m_LibraryService.LibraryRootFolder.Owner;
|
|
ret.Collection.FolderID = f.folder_id;
|
|
ret.Collection.Version = fold.Version;
|
|
|
|
ret.Descendents = ret.Collection.Items.Count;
|
|
result.Add(ret);
|
|
|
|
//m_log.DebugFormat("[XXX]: Added libfolder {0} ({1}) {2}", ret.Collection.FolderID, ret.Collection.OwnerID);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private List<InventoryCollectionWithDescendents> Fetch(List<LLSDFetchInventoryDescendents> fetchFolders, List<UUID> bad_folders)
|
|
{
|
|
//m_log.DebugFormat(
|
|
// "[WEB FETCH INV DESC HANDLER]: Fetching {0} folders for owner {1}", fetchFolders.Count, fetchFolders[0].owner_id);
|
|
|
|
// FIXME MAYBE: We're not handling sortOrder!
|
|
|
|
List<InventoryCollectionWithDescendents> result = new List<InventoryCollectionWithDescendents>();
|
|
|
|
AddLibraryFolders(fetchFolders, result);
|
|
|
|
// Filter folder Zero right here. Some viewers (Firestorm) send request for folder Zero, which doesn't make sense
|
|
// and can kill the sim (all root folders have parent_id Zero)
|
|
LLSDFetchInventoryDescendents zero = fetchFolders.Find(f => f.folder_id == UUID.Zero);
|
|
if (zero != null)
|
|
{
|
|
fetchFolders.Remove(zero);
|
|
BadFolder(zero, null, bad_folders);
|
|
}
|
|
|
|
if (fetchFolders.Count > 0)
|
|
{
|
|
UUID[] fids = new UUID[fetchFolders.Count];
|
|
int i = 0;
|
|
foreach (LLSDFetchInventoryDescendents f in fetchFolders)
|
|
fids[i++] = f.folder_id;
|
|
|
|
//m_log.DebugFormat("[XXX]: {0}", string.Join(",", fids));
|
|
|
|
InventoryCollection[] fetchedContents = m_InventoryService.GetMultipleFoldersContent(fetchFolders[0].owner_id, fids);
|
|
|
|
if (fetchedContents == null || (fetchedContents != null && fetchedContents.Length == 0))
|
|
{
|
|
m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Could not get contents of multiple folders for user {0}", fetchFolders[0].owner_id);
|
|
foreach (LLSDFetchInventoryDescendents freq in fetchFolders)
|
|
BadFolder(freq, null, bad_folders);
|
|
return null;
|
|
}
|
|
|
|
i = 0;
|
|
// Do some post-processing. May need to fetch more from inv server for links
|
|
foreach (InventoryCollection contents in fetchedContents)
|
|
{
|
|
// Find the original request
|
|
LLSDFetchInventoryDescendents freq = fetchFolders[i++];
|
|
|
|
InventoryCollectionWithDescendents coll = new InventoryCollectionWithDescendents();
|
|
coll.Collection = contents;
|
|
|
|
if (BadFolder(freq, contents, bad_folders))
|
|
continue;
|
|
|
|
// Next: link management
|
|
ProcessLinks(freq, coll);
|
|
|
|
result.Add(coll);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
private bool BadFolder(LLSDFetchInventoryDescendents freq, InventoryCollection contents, List<UUID> bad_folders)
|
|
{
|
|
bool bad = false;
|
|
if (contents == null)
|
|
{
|
|
bad_folders.Add(freq.folder_id);
|
|
bad = true;
|
|
}
|
|
|
|
// The inventory server isn't sending FolderID in the collection...
|
|
// Must fetch it individually
|
|
else if (contents.FolderID == UUID.Zero)
|
|
{
|
|
InventoryFolderBase containingFolder = m_InventoryService.GetFolder(freq.owner_id, freq.folder_id);
|
|
|
|
if (containingFolder != null)
|
|
{
|
|
contents.FolderID = containingFolder.ID;
|
|
contents.OwnerID = containingFolder.Owner;
|
|
contents.Version = containingFolder.Version;
|
|
}
|
|
else
|
|
{
|
|
// Was it really a request for folder Zero?
|
|
// This is an overkill, but Firestorm really asks for folder Zero.
|
|
// I'm leaving the code here for the time being, but commented.
|
|
if (freq.folder_id == UUID.Zero)
|
|
{
|
|
//coll.Collection.OwnerID = freq.owner_id;
|
|
//coll.Collection.FolderID = contents.FolderID;
|
|
//containingFolder = m_InventoryService.GetRootFolder(freq.owner_id);
|
|
//if (containingFolder != null)
|
|
//{
|
|
// m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Request for parent of folder {0}", containingFolder.ID);
|
|
// coll.Collection.Folders.Clear();
|
|
// coll.Collection.Folders.Add(containingFolder);
|
|
// if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null)
|
|
// {
|
|
// InventoryFolderBase lib = new InventoryFolderBase(m_LibraryService.LibraryRootFolder.ID, m_LibraryService.LibraryRootFolder.Owner);
|
|
// lib.Name = m_LibraryService.LibraryRootFolder.Name;
|
|
// lib.Type = m_LibraryService.LibraryRootFolder.Type;
|
|
// lib.Version = m_LibraryService.LibraryRootFolder.Version;
|
|
// coll.Collection.Folders.Add(lib);
|
|
// }
|
|
// coll.Collection.Items.Clear();
|
|
//}
|
|
}
|
|
else
|
|
{
|
|
m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: Unable to fetch folder {0}", freq.folder_id);
|
|
bad_folders.Add(freq.folder_id);
|
|
}
|
|
bad = true;
|
|
}
|
|
}
|
|
|
|
return bad;
|
|
}
|
|
|
|
private void ProcessLinks(LLSDFetchInventoryDescendents freq, InventoryCollectionWithDescendents coll)
|
|
{
|
|
InventoryCollection contents = coll.Collection;
|
|
|
|
if (freq.fetch_items && contents.Items != null)
|
|
{
|
|
List<InventoryItemBase> itemsToReturn = contents.Items;
|
|
|
|
// descendents must only include the links, not the linked items we add
|
|
coll.Descendents = itemsToReturn.Count;
|
|
|
|
// Add target items for links in this folder before the links themselves.
|
|
List<UUID> itemIDs = new List<UUID>();
|
|
List<UUID> folderIDs = new List<UUID>();
|
|
foreach (InventoryItemBase item in itemsToReturn)
|
|
{
|
|
//m_log.DebugFormat("[XXX]: {0} {1}", item.Name, item.AssetType);
|
|
if (item.AssetType == (int)AssetType.Link)
|
|
itemIDs.Add(item.AssetID);
|
|
|
|
// else if (item.AssetType == (int)AssetType.LinkFolder)
|
|
// folderIDs.Add(item.AssetID);
|
|
}
|
|
|
|
//m_log.DebugFormat("[XXX]: folder {0} has {1} links and {2} linkfolders", contents.FolderID, itemIDs.Count, folderIDs.Count);
|
|
|
|
// Scan for folder links and insert the items they target and those links at the head of the return data
|
|
if (folderIDs.Count > 0)
|
|
{
|
|
InventoryCollection[] linkedFolders = m_InventoryService.GetMultipleFoldersContent(coll.Collection.OwnerID, folderIDs.ToArray());
|
|
foreach (InventoryCollection linkedFolderContents in linkedFolders)
|
|
{
|
|
if (linkedFolderContents == null)
|
|
continue;
|
|
|
|
List<InventoryItemBase> links = linkedFolderContents.Items;
|
|
|
|
itemsToReturn.InsertRange(0, links);
|
|
|
|
}
|
|
}
|
|
|
|
if (itemIDs.Count > 0)
|
|
{
|
|
InventoryItemBase[] linked = m_InventoryService.GetMultipleItems(freq.owner_id, itemIDs.ToArray());
|
|
if (linked == null)
|
|
{
|
|
// OMG!!! One by one!!! This is fallback code, in case the backend isn't updated
|
|
m_log.WarnFormat("[WEB FETCH INV DESC HANDLER]: GetMultipleItems failed. Falling back to fetching inventory items one by one.");
|
|
linked = new InventoryItemBase[itemIDs.Count];
|
|
int i = 0;
|
|
foreach (UUID id in itemIDs)
|
|
{
|
|
linked[i++] = m_InventoryService.GetItem(freq.owner_id, id);
|
|
}
|
|
}
|
|
|
|
//m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Processing folder {0}. Existing items:", freq.folder_id);
|
|
//foreach (InventoryItemBase item in itemsToReturn)
|
|
// m_log.DebugFormat("[XXX]: {0} {1} {2}", item.Name, item.AssetType, item.Folder);
|
|
|
|
if (linked != null)
|
|
{
|
|
foreach (InventoryItemBase linkedItem in linked)
|
|
{
|
|
// Take care of genuinely broken links where the target doesn't exist
|
|
// HACK: Also, don't follow up links that just point to other links. In theory this is legitimate,
|
|
// but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
|
|
// rather than having to keep track of every folder requested in the recursion.
|
|
if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link)
|
|
{
|
|
itemsToReturn.Insert(0, linkedItem);
|
|
//m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Added {0} {1} {2}", linkedItem.Name, linkedItem.AssetType, linkedItem.Folder);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/// <summary>
|
|
/// Convert an internal inventory folder object into an LLSD object.
|
|
/// </summary>
|
|
/// <param name="invFolder"></param>
|
|
/// <returns></returns>
|
|
private LLSDInventoryFolder ConvertInventoryFolder(InventoryFolderBase invFolder)
|
|
{
|
|
LLSDInventoryFolder llsdFolder = new LLSDInventoryFolder();
|
|
llsdFolder.folder_id = invFolder.ID;
|
|
llsdFolder.parent_id = invFolder.ParentID;
|
|
llsdFolder.name = invFolder.Name;
|
|
llsdFolder.type = invFolder.Type;
|
|
llsdFolder.preferred_type = -1;
|
|
|
|
return llsdFolder;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Convert an internal inventory item object into an LLSD object.
|
|
/// </summary>
|
|
/// <param name="invItem"></param>
|
|
/// <returns></returns>
|
|
private LLSDInventoryItem ConvertInventoryItem(InventoryItemBase invItem)
|
|
{
|
|
LLSDInventoryItem llsdItem = new LLSDInventoryItem();
|
|
llsdItem.asset_id = invItem.AssetID;
|
|
llsdItem.created_at = invItem.CreationDate;
|
|
llsdItem.desc = invItem.Description;
|
|
llsdItem.flags = (int)invItem.Flags;
|
|
llsdItem.item_id = invItem.ID;
|
|
llsdItem.name = invItem.Name;
|
|
llsdItem.parent_id = invItem.Folder;
|
|
llsdItem.type = invItem.AssetType;
|
|
llsdItem.inv_type = invItem.InvType;
|
|
|
|
llsdItem.permissions = new LLSDPermissions();
|
|
llsdItem.permissions.creator_id = invItem.CreatorIdAsUuid;
|
|
llsdItem.permissions.base_mask = (int)invItem.CurrentPermissions;
|
|
llsdItem.permissions.everyone_mask = (int)invItem.EveryOnePermissions;
|
|
llsdItem.permissions.group_id = invItem.GroupID;
|
|
llsdItem.permissions.group_mask = (int)invItem.GroupPermissions;
|
|
llsdItem.permissions.is_owner_group = invItem.GroupOwned;
|
|
llsdItem.permissions.next_owner_mask = (int)invItem.NextPermissions;
|
|
llsdItem.permissions.owner_id = invItem.Owner;
|
|
llsdItem.permissions.owner_mask = (int)invItem.CurrentPermissions;
|
|
llsdItem.sale_info = new LLSDSaleInfo();
|
|
llsdItem.sale_info.sale_price = invItem.SalePrice;
|
|
llsdItem.sale_info.sale_type = invItem.SaleType;
|
|
|
|
return llsdItem;
|
|
}
|
|
}
|
|
|
|
class InventoryCollectionWithDescendents
|
|
{
|
|
public InventoryCollection Collection;
|
|
public int Descendents;
|
|
}
|
|
}
|