409 lines
17 KiB
C#
409 lines
17 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 OpenSim 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.Generic;
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using System.Threading;
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using libsecondlife;
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using OpenSim.Framework.Console;
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namespace OpenSim.Framework.Communications.Cache
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{
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public class UserProfileCacheService
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{
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private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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// Fields
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private readonly CommunicationsManager m_parent;
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private readonly Dictionary<LLUUID, CachedUserInfo> m_userProfiles = new Dictionary<LLUUID, CachedUserInfo>();
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public LibraryRootFolder libraryRoot = new LibraryRootFolder();
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// Methods
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public UserProfileCacheService(CommunicationsManager parent)
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{
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m_parent = parent;
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}
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/// <summary>
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/// A new user has moved into a region in this instance
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/// so get info from servers
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/// </summary>
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/// <param name="userID"></param>
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public void AddNewUser(LLUUID userID)
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{
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// Potential fix - Multithreading issue.
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lock (m_userProfiles)
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{
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if (!m_userProfiles.ContainsKey(userID))
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{
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CachedUserInfo userInfo = new CachedUserInfo(m_parent);
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userInfo.UserProfile = m_parent.UserService.GetUserProfile(userID);
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if (userInfo.UserProfile != null)
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{
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// The inventory will be populated when the user actually enters the scene
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m_userProfiles.Add(userID, userInfo);
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}
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else
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{
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m_log.ErrorFormat("[USER CACHE]: User profile for user {0} not found", userID);
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}
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}
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}
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}
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public void UpdateUserInventory(LLUUID userID)
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{
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CachedUserInfo userInfo = GetUserDetails(userID);
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if (userInfo != null)
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{
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RequestInventoryForUser(userID, userInfo);
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}
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}
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public CachedUserInfo GetUserDetails(LLUUID userID)
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{
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if (m_userProfiles.ContainsKey(userID))
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return m_userProfiles[userID];
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else
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return null;
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}
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public void HandleCreateInventoryFolder(IClientAPI remoteClient, LLUUID folderID, ushort folderType,
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string folderName, LLUUID parentID)
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{
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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if (userProfile.RootFolder.ID == parentID)
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{
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InventoryFolderImpl createdFolder =
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userProfile.RootFolder.CreateNewSubFolder(folderID, folderName, folderType);
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if (createdFolder != null)
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{
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InventoryFolderBase createdBaseFolder = new InventoryFolderBase();
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createdBaseFolder.Owner = createdFolder.Owner;
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createdBaseFolder.ID = createdFolder.ID;
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createdBaseFolder.Name = createdFolder.Name;
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createdBaseFolder.ParentID = createdFolder.ParentID;
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createdBaseFolder.Type = createdFolder.Type;
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createdBaseFolder.Version = createdFolder.Version;
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m_parent.InventoryService.AddNewInventoryFolder(remoteClient.AgentId, createdBaseFolder);
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}
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}
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else
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{
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InventoryFolderImpl folder = userProfile.RootFolder.HasSubFolder(parentID);
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if (folder != null)
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{
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folder.CreateNewSubFolder(folderID, folderName, folderType);
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}
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}
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}
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}
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}
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/// <summary>
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/// Handle a client request to update the inventory folder
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///
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/// FIXME: We call add new inventory folder because in the data layer, we happen to use an SQL REPLACE
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/// so this will work to rename an existing folder. Needless to say, to rely on this is very confusing,
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/// and needs to be changed.
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/// </summary>
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/// <param name="remoteClient"></param>
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/// <param name="folderID"></param>
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/// <param name="type"></param>
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/// <param name="name"></param>
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/// <param name="parentID"></param>
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public void HandleUpdateInventoryFolder(IClientAPI remoteClient, LLUUID folderID, ushort type, string name,
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LLUUID parentID)
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{
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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InventoryFolderBase baseFolder = new InventoryFolderBase();
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baseFolder.Owner = remoteClient.AgentId;
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baseFolder.ID = folderID;
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baseFolder.Name = name;
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baseFolder.ParentID = parentID;
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baseFolder.Type = (short) type;
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baseFolder.Version = userProfile.RootFolder.Version;
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m_parent.InventoryService.AddNewInventoryFolder(remoteClient.AgentId, baseFolder);
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}
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}
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}
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public void HandleMoveInventoryFolder(IClientAPI remoteClient, LLUUID folderID, LLUUID parentID)
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{
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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InventoryFolderBase baseFolder = new InventoryFolderBase();
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baseFolder.Owner = remoteClient.AgentId;
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baseFolder.ID = folderID;
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baseFolder.ParentID = parentID;
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m_parent.InventoryService.MoveInventoryFolder(remoteClient.AgentId, baseFolder);
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}
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}
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}
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/// <summary>
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/// Tell the client about the various child items and folders contained in the requested folder.
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/// </summary>
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/// <param name="remoteClient"></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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public void HandleFetchInventoryDescendents(IClientAPI remoteClient, LLUUID folderID, LLUUID ownerID,
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bool fetchFolders, bool fetchItems, int sortOrder)
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{
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// XXX We're not handling sortOrder yet!
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InventoryFolderImpl fold = null;
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if (folderID == libraryRoot.ID)
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{
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remoteClient.SendInventoryFolderDetails(
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libraryRoot.Owner, libraryRoot.ID, libraryRoot.RequestListOfItems(),
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libraryRoot.RequestListOfFolders(), fetchFolders, fetchItems);
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return;
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}
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if ((fold = libraryRoot.HasSubFolder(folderID)) != null)
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{
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remoteClient.SendInventoryFolderDetails(
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libraryRoot.Owner, folderID, fold.RequestListOfItems(),
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fold.RequestListOfFolders(), fetchFolders, fetchItems);
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return;
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}
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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// XXX: When a client crosses into a scene, their entire inventory is fetched
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// asynchronously. However, if the client is logging on and does not have a cached root
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// folder, then the root folder request usually comes in *before* the async completes, leading to
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// inventory failure.
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//
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// This is a crude way of dealing with that by retrying the lookup.
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if (userProfile.RootFolder == null)
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{
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int attempts = 5;
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while (attempts-- > 0)
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{
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Thread.Sleep(3000);
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if (userProfile.RootFolder != null)
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{
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break;
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}
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}
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}
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if (userProfile.RootFolder != null)
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{
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if (userProfile.RootFolder.ID == folderID)
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{
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// m_log.DebugFormat(
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// "[AGENT INVENTORY]: Found root folder {0} for client {1}",
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// folderID, remoteClient.AgentId);
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remoteClient.SendInventoryFolderDetails(
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remoteClient.AgentId, folderID, userProfile.RootFolder.RequestListOfItems(),
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userProfile.RootFolder.RequestListOfFolders(),
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fetchFolders, fetchItems);
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return;
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}
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else
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{
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if ((fold = userProfile.RootFolder.HasSubFolder(folderID)) != null)
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{
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// m_log.DebugFormat(
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// "[AGENT INVENTORY]: Found folder {0} for client {1}",
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// folderID, remoteClient.AgentId);
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remoteClient.SendInventoryFolderDetails(
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remoteClient.AgentId, folderID, fold.RequestListOfItems(),
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fold.RequestListOfFolders(), fetchFolders, fetchItems);
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return;
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}
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}
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}
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else
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{
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m_log.ErrorFormat("[INVENTORY CACHE]: Could not find root folder for user {0}", remoteClient.Name);
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return;
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}
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}
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else
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{
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m_log.ErrorFormat(
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"[USER CACHE]: HandleFetchInventoryDescendents() could not find user profile {0}, {1}",
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remoteClient.Name, remoteClient.AgentId);
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return;
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}
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// If we've reached this point then we couldn't find the folder, even though the client thinks
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// it exists
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m_log.ErrorFormat("[INVENTORY CACHE]: Could not find folder {0} for user {1}",
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folderID, remoteClient.Name);
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}
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public List<InventoryItemBase> HandleFetchInventoryDescendentsCAPS(LLUUID agentID, LLUUID folderID, LLUUID ownerID,
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bool fetchFolders, bool fetchItems, int sortOrder)
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{
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// XXX We're not handling sortOrder yet!
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// with CAPS we are only return items in the folders at the moment
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// need to find the format that sub folder details are sent in
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// if (fetchItems)
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// {
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InventoryFolderImpl fold = null;
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if (folderID == libraryRoot.ID)
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{
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return libraryRoot.RequestListOfItems();
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}
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if ((fold = libraryRoot.HasSubFolder(folderID)) != null)
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{
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return fold.RequestListOfItems();
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}
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(agentID, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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if (userProfile.RootFolder.ID == folderID)
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{
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return userProfile.RootFolder.RequestListOfItems();
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}
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else
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{
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if ((fold = userProfile.RootFolder.HasSubFolder(folderID)) != null)
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{
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return fold.RequestListOfItems();
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}
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}
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}
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else
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{
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m_log.ErrorFormat("[INVENTORY CACHE]: Could not find root folder for user {0}", agentID.ToString());
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return new List<InventoryItemBase>(); ;
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}
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}
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else
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{
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m_log.ErrorFormat(
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"[USER CACHE]: HandleFetchInventoryDescendentsCAPS() Could not find user profile for {0}",
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agentID);
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return new List<InventoryItemBase>();
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}
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// If we've reached this point then we couldn't find the folder, even though the client thinks
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// it exists
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m_log.ErrorFormat("[INVENTORY CACHE]: " +
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"Could not find folder {0} for user {1}",
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folderID, agentID.ToString());
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// }
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return new List<InventoryItemBase>();
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}
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public void HandlePurgeInventoryDescendents(IClientAPI remoteClient, LLUUID folderID)
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{
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// m_log.InfoFormat("[INVENTORYCACHE]: Purging folder {0} for {1} uuid {2}",
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// folderID, remoteClient.Name, remoteClient.AgentId);
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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InventoryFolderImpl subFolder = userProfile.RootFolder.HasSubFolder(folderID);
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if (subFolder != null)
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{
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List<InventoryItemBase> items = subFolder.RequestListOfItems();
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foreach (InventoryItemBase item in items)
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{
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userProfile.DeleteItem(remoteClient.AgentId, item);
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}
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}
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}
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}
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}
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public void HandleFetchInventory(IClientAPI remoteClient, LLUUID itemID, LLUUID ownerID)
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{
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if (ownerID == libraryRoot.Owner)
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{
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//Console.WriteLine("request info for library item");
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return;
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}
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CachedUserInfo userProfile;
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if (m_userProfiles.TryGetValue(remoteClient.AgentId, out userProfile))
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{
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if (userProfile.RootFolder != null)
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{
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InventoryItemBase item = userProfile.RootFolder.HasItem(itemID);
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if (item != null)
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{
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remoteClient.SendInventoryItemDetails(ownerID, item);
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}
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}
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}
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}
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private void RequestInventoryForUser(LLUUID userID, CachedUserInfo userInfo)
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{
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m_parent.InventoryService.RequestInventoryForUser(userID, userInfo.FolderReceive, userInfo.ItemReceive);
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}
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}
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}
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