298 lines
10 KiB
C#
298 lines
10 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.Generic;
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using System.Reflection;
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using log4net;
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using Mono.Addins;
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using Nini.Config;
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using OpenMetaverse;
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using OpenSim.Framework;
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using OpenSim.Framework.Servers;
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using OpenSim.Framework.Client;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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namespace OpenSim.Region.CoreModules.Avatar.InstantMessage
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{
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public struct SendReply
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{
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public bool Success;
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public string Message;
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public int Disposition;
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}
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "OfflineMessageModule")]
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public class OfflineMessageModule : ISharedRegionModule
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private bool enabled = true;
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private List<Scene> m_SceneList = new List<Scene>();
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private string m_RestURL = String.Empty;
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IMessageTransferModule m_TransferModule = null;
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private bool m_ForwardOfflineGroupMessages = true;
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private Dictionary<IClientAPI, List<UUID>> m_repliesSent= new Dictionary<IClientAPI, List<UUID>>();
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public void Initialise(IConfigSource config)
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{
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IConfig cnf = config.Configs["Messaging"];
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if (cnf == null)
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{
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enabled = false;
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return;
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}
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if (cnf != null && cnf.GetString("OfflineMessageModule", "None") !=
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"OfflineMessageModule")
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{
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enabled = false;
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return;
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}
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m_RestURL = cnf.GetString("OfflineMessageURL", "");
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if (m_RestURL == "")
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{
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m_log.Error("[OFFLINE MESSAGING] Module was enabled, but no URL is given, disabling");
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enabled = false;
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return;
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}
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m_ForwardOfflineGroupMessages = cnf.GetBoolean("ForwardOfflineGroupMessages", m_ForwardOfflineGroupMessages);
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}
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public void AddRegion(Scene scene)
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{
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if (!enabled)
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return;
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lock (m_SceneList)
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{
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m_SceneList.Add(scene);
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scene.EventManager.OnNewClient += OnNewClient;
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}
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}
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public void RegionLoaded(Scene scene)
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{
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if (!enabled)
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return;
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if (m_TransferModule == null)
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{
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m_TransferModule = scene.RequestModuleInterface<IMessageTransferModule>();
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if (m_TransferModule == null)
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{
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scene.EventManager.OnNewClient -= OnNewClient;
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enabled = false;
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m_SceneList.Clear();
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m_log.Error("[OFFLINE MESSAGING] No message transfer module is enabled. Diabling offline messages");
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}
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m_TransferModule.OnUndeliveredMessage += UndeliveredMessage;
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}
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}
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public void RemoveRegion(Scene scene)
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{
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if (!enabled)
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return;
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lock (m_SceneList)
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{
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m_SceneList.Remove(scene);
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}
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}
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public void PostInitialise()
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{
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if (!enabled)
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return;
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m_log.Debug("[OFFLINE MESSAGING] Offline messages enabled");
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}
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public string Name
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{
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get { return "OfflineMessageModule"; }
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}
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public Type ReplaceableInterface
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{
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get { return null; }
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}
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public void Close()
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{
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}
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private Scene FindScene(UUID agentID)
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{
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foreach (Scene s in m_SceneList)
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{
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ScenePresence presence = s.GetScenePresence(agentID);
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if (presence != null && !presence.IsChildAgent)
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return s;
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}
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return null;
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}
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private IClientAPI FindClient(UUID agentID)
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{
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foreach (Scene s in m_SceneList)
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{
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ScenePresence presence = s.GetScenePresence(agentID);
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if (presence != null && !presence.IsChildAgent)
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return presence.ControllingClient;
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}
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return null;
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}
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private void OnNewClient(IClientAPI client)
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{
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client.OnRetrieveInstantMessages += RetrieveInstantMessages;
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client.OnLogout += OnClientLoggedOut;
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}
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public void OnClientLoggedOut(IClientAPI client)
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{
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m_repliesSent.Remove(client);
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}
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private void RetrieveInstantMessages(IClientAPI client)
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{
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if (m_RestURL == String.Empty)
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{
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return;
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}
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else
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{
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m_log.DebugFormat("[OFFLINE MESSAGING]: Retrieving stored messages for {0}", client.AgentId);
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List<GridInstantMessage> msglist
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= SynchronousRestObjectRequester.MakeRequest<UUID, List<GridInstantMessage>>(
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"POST", m_RestURL + "/RetrieveMessages/", client.AgentId);
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if (msglist != null)
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{
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foreach (GridInstantMessage im in msglist)
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{
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if (im.dialog == (byte)InstantMessageDialog.InventoryOffered)
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// send it directly or else the item will be given twice
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client.SendInstantMessage(im);
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else
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{
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// Send through scene event manager so all modules get a chance
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// to look at this message before it gets delivered.
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//
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// Needed for proper state management for stored group
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// invitations
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//
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im.offline = 1;
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Scene s = FindScene(client.AgentId);
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if (s != null)
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s.EventManager.TriggerIncomingInstantMessage(im);
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}
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}
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}
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}
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}
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private void UndeliveredMessage(GridInstantMessage im)
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{
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if (im.dialog != (byte)InstantMessageDialog.MessageFromObject &&
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im.dialog != (byte)InstantMessageDialog.MessageFromAgent &&
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im.dialog != (byte)InstantMessageDialog.GroupNotice &&
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im.dialog != (byte)InstantMessageDialog.GroupInvitation &&
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im.dialog != (byte)InstantMessageDialog.InventoryOffered &&
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im.dialog != (byte)InstantMessageDialog.TaskInventoryOffered)
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{
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return;
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}
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if (!m_ForwardOfflineGroupMessages)
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{
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if (im.dialog == (byte)InstantMessageDialog.GroupNotice ||
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im.dialog == (byte)InstantMessageDialog.GroupInvitation)
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return;
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}
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Scene scene = FindScene(new UUID(im.fromAgentID));
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if (scene == null)
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scene = m_SceneList[0];
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SendReply reply = SynchronousRestObjectRequester.MakeRequest<GridInstantMessage, SendReply>(
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"POST", m_RestURL+"/SaveMessage/?scope=" +
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scene.RegionInfo.ScopeID.ToString(), im);
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if (im.dialog == (byte)InstantMessageDialog.MessageFromAgent)
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{
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IClientAPI client = FindClient(new UUID(im.fromAgentID));
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if (client == null)
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return;
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if (reply.Message == String.Empty)
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reply.Message = "User is not logged in. " + (reply.Success ? "Message saved." : "Message not saved");
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bool sendReply = true;
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switch (reply.Disposition)
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{
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case 0: // Normal
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break;
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case 1: // Only once per user
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if (m_repliesSent.ContainsKey(client) && m_repliesSent[client].Contains(new UUID(im.toAgentID)))
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{
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sendReply = false;
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}
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else
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{
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if (!m_repliesSent.ContainsKey(client))
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m_repliesSent[client] = new List<UUID>();
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m_repliesSent[client].Add(new UUID(im.toAgentID));
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}
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break;
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}
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if (sendReply)
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{
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client.SendInstantMessage(new GridInstantMessage(
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null, new UUID(im.toAgentID),
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"System", new UUID(im.fromAgentID),
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(byte)InstantMessageDialog.MessageFromAgent,
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reply.Message,
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false, new Vector3()));
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}
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}
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}
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}
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}
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