619 lines
25 KiB
C#
619 lines
25 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;
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using System.Collections.Generic;
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using System.Reflection;
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using libsecondlife;
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using libsecondlife.Packets;
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using log4net;
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using Nini.Config;
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using Nwc.XmlRpc;
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using OpenSim.Framework;
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using OpenSim.Region.Environment.Interfaces;
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using OpenSim.Region.Environment.Scenes;
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namespace OpenSim.Region.Environment.Modules.Avatar.Friends
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{
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public class FriendsModule : IRegionModule
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private Dictionary<LLUUID, List<FriendListItem>> FriendLists = new Dictionary<LLUUID, List<FriendListItem>>();
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private Dictionary<LLUUID, LLUUID> m_pendingFriendRequests = new Dictionary<LLUUID, LLUUID>();
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private Dictionary<LLUUID, ulong> m_rootAgents = new Dictionary<LLUUID, ulong>();
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private Dictionary<LLUUID, List<StoredFriendListUpdate>> StoredFriendListUpdates = new Dictionary<LLUUID, List<StoredFriendListUpdate>>();
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private List<Scene> m_scene = new List<Scene>();
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#region IRegionModule Members
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public void Initialise(Scene scene, IConfigSource config)
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{
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lock (m_scene)
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{
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if (m_scene.Count == 0)
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{
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scene.AddXmlRPCHandler("presence_update", processPresenceUpdate);
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}
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if (!m_scene.Contains(scene))
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m_scene.Add(scene);
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}
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scene.EventManager.OnNewClient += OnNewClient;
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scene.EventManager.OnGridInstantMessageToFriendsModule += OnGridInstantMessage;
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scene.EventManager.OnAvatarEnteringNewParcel += AvatarEnteringParcel;
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scene.EventManager.OnMakeChildAgent += MakeChildAgent;
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scene.EventManager.OnClientClosed += ClientLoggedOut;
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}
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public void PostInitialise()
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{
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}
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public void Close()
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{
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}
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public string Name
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{
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get { return "FriendsModule"; }
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}
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public bool IsSharedModule
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{
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get { return true; }
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}
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#endregion
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public XmlRpcResponse processPresenceUpdate(XmlRpcRequest req)
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{
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//m_log.Info("[FRIENDS]: Got Notification about a user! OMG");
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Hashtable requestData = (Hashtable)req.Params[0];
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if (requestData.ContainsKey("agent_id") && requestData.ContainsKey("notify_id") && requestData.ContainsKey("status"))
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{
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LLUUID notifyAgentId = LLUUID.Zero;
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LLUUID notifyAboutAgentId = LLUUID.Zero;
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bool notifyOnlineStatus = false;
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if ((string)requestData["status"] == "TRUE")
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notifyOnlineStatus = true;
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Helpers.TryParse((string)requestData["notify_id"], out notifyAgentId);
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Helpers.TryParse((string)requestData["agent_id"], out notifyAboutAgentId);
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m_log.InfoFormat("[PRESENCE]: Got presence update for {0}, and we're telling {1}, with a status {2}", notifyAboutAgentId.ToString(), notifyAgentId.ToString(), notifyOnlineStatus.ToString());
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ScenePresence avatar = GetPresenceFromAgentID(notifyAgentId);
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if (avatar != null)
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{
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if (avatar.IsChildAgent)
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{
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StoredFriendListUpdate sob = new StoredFriendListUpdate();
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sob.OnlineYN = notifyOnlineStatus;
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sob.storedAbout = notifyAboutAgentId;
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sob.storedFor = notifyAgentId;
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lock (StoredFriendListUpdates)
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{
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if (StoredFriendListUpdates.ContainsKey(notifyAgentId))
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{
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StoredFriendListUpdates[notifyAgentId].Add(sob);
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}
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else
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{
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List<StoredFriendListUpdate> newitem = new List<StoredFriendListUpdate>();
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newitem.Add(sob);
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StoredFriendListUpdates.Add(notifyAgentId, newitem);
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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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if (notifyOnlineStatus)
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doFriendListUpdateOnline(notifyAboutAgentId);
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else
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ClientLoggedOut(notifyAboutAgentId);
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}
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}
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else
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{
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StoredFriendListUpdate sob = new StoredFriendListUpdate();
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sob.OnlineYN = notifyOnlineStatus;
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sob.storedAbout = notifyAboutAgentId;
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sob.storedFor = notifyAgentId;
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lock (StoredFriendListUpdates)
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{
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if (StoredFriendListUpdates.ContainsKey(notifyAgentId))
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{
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StoredFriendListUpdates[notifyAgentId].Add(sob);
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}
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else
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{
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List<StoredFriendListUpdate> newitem = new List<StoredFriendListUpdate>();
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newitem.Add(sob);
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StoredFriendListUpdates.Add(notifyAgentId, newitem);
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}
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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.Warn("[PRESENCE]: Malformed XMLRPC Presence request");
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}
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return new XmlRpcResponse();
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}
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private void OnNewClient(IClientAPI client)
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{
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// All friends establishment protocol goes over instant message
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// There's no way to send a message from the sim
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// to a user to 'add a friend' without causing dialog box spam
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//
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// The base set of friends are added when the user signs on in their XMLRPC response
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// Generated by LoginService. The friends are retreived from the database by the UserManager
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// Subscribe to instant messages
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client.OnInstantMessage += OnInstantMessage;
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client.OnApproveFriendRequest += OnApprovedFriendRequest;
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client.OnDenyFriendRequest += OnDenyFriendRequest;
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client.OnTerminateFriendship += OnTerminateFriendship;
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doFriendListUpdateOnline(client.AgentId);
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}
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private void doFriendListUpdateOnline(LLUUID AgentId)
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{
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List<FriendListItem> fl = new List<FriendListItem>();
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//bool addFLback = false;
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lock (FriendLists)
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{
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if (FriendLists.ContainsKey(AgentId))
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{
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fl = FriendLists[AgentId];
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}
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else
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{
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fl = m_scene[0].GetFriendList(AgentId);
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//lock (FriendLists)
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//{
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if (!FriendLists.ContainsKey(AgentId))
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FriendLists.Add(AgentId, fl);
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//}
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}
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}
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List<LLUUID> UpdateUsers = new List<LLUUID>();
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foreach (FriendListItem f in fl)
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{
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if (m_rootAgents.ContainsKey(f.Friend))
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{
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if (f.onlinestatus == false)
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{
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UpdateUsers.Add(f.Friend);
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f.onlinestatus = true;
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}
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}
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}
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foreach (LLUUID user in UpdateUsers)
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{
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ScenePresence av = GetPresenceFromAgentID(user);
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if (av != null)
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{
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List<FriendListItem> usrfl = new List<FriendListItem>();
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lock (FriendLists)
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{
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usrfl = FriendLists[user];
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}
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lock (usrfl)
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{
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foreach (FriendListItem fli in usrfl)
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{
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if (fli.Friend == AgentId)
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{
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fli.onlinestatus = true;
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LLUUID[] Agents = new LLUUID[1];
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Agents[0] = AgentId;
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av.ControllingClient.SendAgentOnline(Agents);
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}
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}
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}
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}
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}
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if (UpdateUsers.Count > 0)
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{
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ScenePresence avatar = GetPresenceFromAgentID(AgentId);
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if (avatar != null)
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{
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avatar.ControllingClient.SendAgentOnline(UpdateUsers.ToArray());
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}
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}
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}
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private void ClientLoggedOut(LLUUID AgentId)
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{
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lock (m_rootAgents)
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{
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if (m_rootAgents.ContainsKey(AgentId))
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{
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m_rootAgents.Remove(AgentId);
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m_log.Info("[FRIEND]: Removing " + AgentId + ". Agent logged out.");
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}
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}
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List<FriendListItem> lfli = new List<FriendListItem>();
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lock (FriendLists)
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{
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if (FriendLists.ContainsKey(AgentId))
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{
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lfli = FriendLists[AgentId];
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}
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}
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List<LLUUID> updateUsers = new List<LLUUID>();
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foreach (FriendListItem fli in lfli)
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{
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if (fli.onlinestatus == true)
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{
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updateUsers.Add(fli.Friend);
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}
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}
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lock (updateUsers)
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{
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for (int i = 0; i < updateUsers.Count; i++)
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{
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List<FriendListItem> flfli = new List<FriendListItem>();
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try
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{
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lock (FriendLists)
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{
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if (FriendLists.ContainsKey(updateUsers[i]))
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flfli = FriendLists[updateUsers[i]];
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}
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}
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catch (IndexOutOfRangeException)
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{
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// Ignore the index out of range exception.
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// This causes friend lists to get out of sync slightly.. however
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// prevents a sim crash.
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m_log.Info("[FRIEND]: Unable to enumerate last friendlist user. User logged off");
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}
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catch (ArgumentOutOfRangeException)
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{
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// Ignore the index out of range exception.
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// This causes friend lists to get out of sync slightly.. however
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// prevents a sim crash.
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m_log.Info("[FRIEND]: Unable to enumerate last friendlist user. User logged off");
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}
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for (int j = 0; j < flfli.Count; j++)
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{
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try
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{
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if (flfli[i].Friend == AgentId)
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{
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flfli[i].onlinestatus = false;
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}
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}
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catch (IndexOutOfRangeException)
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{
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// Ignore the index out of range exception.
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// This causes friend lists to get out of sync slightly.. however
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// prevents a sim crash.
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m_log.Info("[FRIEND]: Unable to enumerate last friendlist user. User logged off");
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}
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catch (ArgumentOutOfRangeException)
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{
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// Ignore the index out of range exception.
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// This causes friend lists to get out of sync slightly.. however
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// prevents a sim crash.
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m_log.Info("[FRIEND]: Unable to enumerate last friendlist user. User logged off");
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}
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}
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}
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for (int i = 0; i < updateUsers.Count; i++)
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{
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ScenePresence av = GetPresenceFromAgentID(updateUsers[i]);
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if (av != null)
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{
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LLUUID[] agents = new LLUUID[1];
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agents[0] = AgentId;
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av.ControllingClient.SendAgentOffline(agents);
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}
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}
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}
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lock (FriendLists)
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{
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FriendLists.Remove(AgentId);
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}
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}
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private void AvatarEnteringParcel(ScenePresence avatar, int localLandID, LLUUID regionID)
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{
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lock (m_rootAgents)
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{
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if (m_rootAgents.ContainsKey(avatar.UUID))
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{
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if (avatar.RegionHandle != m_rootAgents[avatar.UUID])
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{
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m_rootAgents[avatar.UUID] = avatar.RegionHandle;
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m_log.Info("[FRIEND]: Claiming " + avatar.Firstname + " " + avatar.Lastname + " in region:" + avatar.RegionHandle + ".");
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if (avatar.JID.Length > 0)
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{
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JId avatarID = new JId(avatar.JID);
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// REST Post XMPP Stanzas!
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}
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// Claim User! my user! Mine mine mine!
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}
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}
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else
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{
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m_rootAgents.Add(avatar.UUID, avatar.RegionHandle);
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m_log.Info("[FRIEND]: Claiming " + avatar.Firstname + " " + avatar.Lastname + " in region:" + avatar.RegionHandle + ".");
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List<StoredFriendListUpdate> updateme = new List<StoredFriendListUpdate>();
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lock (StoredFriendListUpdates)
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{
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if (StoredFriendListUpdates.ContainsKey(avatar.UUID))
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{
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updateme = StoredFriendListUpdates[avatar.UUID];
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StoredFriendListUpdates.Remove(avatar.UUID);
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}
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}
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if (updateme.Count > 0)
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{
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foreach (StoredFriendListUpdate u in updateme)
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{
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if (u.OnlineYN)
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doFriendListUpdateOnline(u.storedAbout);
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else
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ClientLoggedOut(u.storedAbout);
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}
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}
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}
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}
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//m_log.Info("[FRIEND]: " + avatar.Name + " status:" + (!avatar.IsChildAgent).ToString());
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}
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private void MakeChildAgent(ScenePresence avatar)
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{
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lock (m_rootAgents)
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{
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if (m_rootAgents.ContainsKey(avatar.UUID))
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{
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if (m_rootAgents[avatar.UUID] == avatar.RegionHandle)
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{
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m_rootAgents.Remove(avatar.UUID);
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m_log.Info("[FRIEND]: Removing " + avatar.Firstname + " " + avatar.Lastname + " as a root agent");
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}
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}
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}
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}
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private ScenePresence GetPresenceFromAgentID(LLUUID AgentID)
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{
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ScenePresence returnAgent = null;
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lock (m_scene)
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{
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ScenePresence queryagent = null;
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for (int i = 0; i < m_scene.Count; i++)
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{
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queryagent = m_scene[i].GetScenePresence(AgentID);
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if (queryagent != null)
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{
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if (!queryagent.IsChildAgent)
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{
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returnAgent = queryagent;
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break;
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}
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}
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}
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}
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return returnAgent;
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}
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#region FriendRequestHandling
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private void OnInstantMessage(IClientAPI client, LLUUID fromAgentID,
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LLUUID fromAgentSession, LLUUID toAgentID,
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LLUUID imSessionID, uint timestamp, string fromAgentName,
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string message, byte dialog, bool fromGroup, byte offline,
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uint ParentEstateID, LLVector3 Position, LLUUID RegionID,
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byte[] binaryBucket)
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{
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// Friend Requests go by Instant Message.. using the dialog param
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// https://wiki.secondlife.com/wiki/ImprovedInstantMessage
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// 38 == Offer friendship
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if (dialog == (byte) 38)
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{
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LLUUID friendTransactionID = LLUUID.Random();
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m_pendingFriendRequests.Add(friendTransactionID, fromAgentID);
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m_log.Info("[FRIEND]: 38 - From:" + fromAgentID.ToString() + " To: " + toAgentID.ToString() + " Session:" + imSessionID.ToString() + " Message:" +
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message);
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GridInstantMessage msg = new GridInstantMessage();
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msg.fromAgentID = fromAgentID.UUID;
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msg.fromAgentSession = fromAgentSession.UUID;
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msg.toAgentID = toAgentID.UUID;
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msg.imSessionID = friendTransactionID.UUID; // This is the item we're mucking with here
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m_log.Info("[FRIEND]: Filling Session: " + msg.imSessionID.ToString());
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msg.timestamp = timestamp;
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if (client != null)
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{
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msg.fromAgentName = client.Name; // fromAgentName;
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}
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else
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{
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msg.fromAgentName = "(hippos)"; // Added for posterity. This means that we can't figure out who sent it
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}
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msg.message = message;
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msg.dialog = dialog;
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msg.fromGroup = fromGroup;
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msg.offline = offline;
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msg.ParentEstateID = ParentEstateID;
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msg.Position = new sLLVector3(Position);
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msg.RegionID = RegionID.UUID;
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msg.binaryBucket = binaryBucket;
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// We don't really care which scene we pipe it through.
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m_scene[0].TriggerGridInstantMessage(msg, InstantMessageReceiver.IMModule);
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}
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// 39 == Accept Friendship
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if (dialog == (byte) 39)
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{
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m_log.Info("[FRIEND]: 39 - From:" + fromAgentID.ToString() + " To: " + toAgentID.ToString() + " Session:" + imSessionID.ToString() + " Message:" +
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message);
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}
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// 40 == Decline Friendship
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if (dialog == (byte) 40)
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{
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m_log.Info("[FRIEND]: 40 - From:" + fromAgentID.ToString() + " To: " + toAgentID.ToString() + " Session:" + imSessionID.ToString() + " Message:" +
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message);
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}
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}
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|
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private void OnApprovedFriendRequest(IClientAPI client, LLUUID agentID, LLUUID transactionID, List<LLUUID> callingCardFolders)
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{
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if (m_pendingFriendRequests.ContainsKey(transactionID))
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{
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// Found Pending Friend Request with that Transaction..
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Scene SceneAgentIn = m_scene[0];
|
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// Found Pending Friend Request with that Transaction..
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ScenePresence agentpresence = GetPresenceFromAgentID(agentID);
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if (agentpresence != null)
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{
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SceneAgentIn = agentpresence.Scene;
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}
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|
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// Compose response to other agent.
|
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GridInstantMessage msg = new GridInstantMessage();
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|
msg.toAgentID = m_pendingFriendRequests[transactionID].UUID;
|
|
msg.fromAgentID = agentID.UUID;
|
|
msg.fromAgentName = client.Name;
|
|
msg.fromAgentSession = client.SessionId.UUID;
|
|
msg.fromGroup = false;
|
|
msg.imSessionID = transactionID.UUID;
|
|
msg.message = agentID.UUID.ToString();
|
|
msg.ParentEstateID = 0;
|
|
msg.timestamp = (uint) Util.UnixTimeSinceEpoch();
|
|
msg.RegionID = SceneAgentIn.RegionInfo.RegionID.UUID;
|
|
msg.dialog = (byte) 39; // Approved friend request
|
|
msg.Position = new sLLVector3();
|
|
msg.offline = (byte) 0;
|
|
msg.binaryBucket = new byte[0];
|
|
// We don't really care which scene we pipe it through, it goes to the shared IM Module and/or the database
|
|
|
|
SceneAgentIn.TriggerGridInstantMessage(msg, InstantMessageReceiver.IMModule);
|
|
SceneAgentIn.StoreAddFriendship(m_pendingFriendRequests[transactionID], agentID, (uint) 1);
|
|
|
|
|
|
//LLUUID[] Agents = new LLUUID[1];
|
|
//Agents[0] = msg.toAgentID;
|
|
//av.ControllingClient.SendAgentOnline(Agents);
|
|
|
|
m_pendingFriendRequests.Remove(transactionID);
|
|
// TODO: Inform agent that the friend is online
|
|
}
|
|
}
|
|
|
|
private void OnDenyFriendRequest(IClientAPI client, LLUUID agentID, LLUUID transactionID, List<LLUUID> callingCardFolders)
|
|
{
|
|
if (m_pendingFriendRequests.ContainsKey(transactionID))
|
|
{
|
|
Scene SceneAgentIn = m_scene[0];
|
|
|
|
// Found Pending Friend Request with that Transaction..
|
|
ScenePresence agentpresence = GetPresenceFromAgentID(agentID);
|
|
if (agentpresence != null)
|
|
{
|
|
SceneAgentIn = agentpresence.Scene;
|
|
}
|
|
// Compose response to other agent.
|
|
GridInstantMessage msg = new GridInstantMessage();
|
|
msg.toAgentID = m_pendingFriendRequests[transactionID].UUID;
|
|
msg.fromAgentID = agentID.UUID;
|
|
msg.fromAgentName = client.Name;
|
|
msg.fromAgentSession = client.SessionId.UUID;
|
|
msg.fromGroup = false;
|
|
msg.imSessionID = transactionID.UUID;
|
|
msg.message = agentID.UUID.ToString();
|
|
msg.ParentEstateID = 0;
|
|
msg.timestamp = (uint) Util.UnixTimeSinceEpoch();
|
|
msg.RegionID = SceneAgentIn.RegionInfo.RegionID.UUID;
|
|
msg.dialog = (byte) 40; // Deny friend request
|
|
msg.Position = new sLLVector3();
|
|
msg.offline = (byte) 0;
|
|
msg.binaryBucket = new byte[0];
|
|
SceneAgentIn.TriggerGridInstantMessage(msg, InstantMessageReceiver.IMModule);
|
|
m_pendingFriendRequests.Remove(transactionID);
|
|
}
|
|
}
|
|
|
|
private void OnTerminateFriendship(IClientAPI client, LLUUID agent, LLUUID exfriendID)
|
|
{
|
|
m_scene[0].StoreRemoveFriendship(agent, exfriendID);
|
|
// TODO: Inform the client that the ExFriend is offline
|
|
}
|
|
|
|
private void OnGridInstantMessage(GridInstantMessage msg)
|
|
{
|
|
// Trigger the above event handler
|
|
OnInstantMessage(null, new LLUUID(msg.fromAgentID), new LLUUID(msg.fromAgentSession),
|
|
new LLUUID(msg.toAgentID), new LLUUID(msg.imSessionID), msg.timestamp, msg.fromAgentName,
|
|
msg.message, msg.dialog, msg.fromGroup, msg.offline, msg.ParentEstateID,
|
|
new LLVector3(msg.Position.x, msg.Position.y, msg.Position.z), new LLUUID(msg.RegionID),
|
|
msg.binaryBucket);
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
|
|
public struct StoredFriendListUpdate
|
|
{
|
|
public LLUUID storedFor;
|
|
public LLUUID storedAbout;
|
|
public bool OnlineYN;
|
|
}
|
|
}
|