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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Reflection;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Client;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.CoreModules.Avatar.InstantMessage
{
public class InstantMessageModule : ISharedRegionModule
{
private static readonly ILog m_log = LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
/// <value>
/// Is this module enabled?
/// </value>
private bool m_enabled = false;
private readonly List<Scene> m_scenes = new List<Scene>();
#region IRegionModule Members
private IMessageTransferModule m_TransferModule = null;
public void Initialise(IConfigSource config)
{
if (config.Configs["Messaging"] != null)
{
if (config.Configs["Messaging"].GetString(
"InstantMessageModule", "InstantMessageModule") !=
"InstantMessageModule")
return;
}
m_enabled = true;
}
public void AddRegion(Scene scene)
{
if (!m_enabled)
return;
lock (m_scenes)
{
if (!m_scenes.Contains(scene))
{
m_scenes.Add(scene);
scene.EventManager.OnClientConnect += OnClientConnect;
scene.EventManager.OnIncomingInstantMessage += OnGridInstantMessage;
}
}
}
public void RegionLoaded(Scene scene)
{
if (!m_enabled)
return;
if (m_TransferModule == null)
{
m_TransferModule =
scene.RequestModuleInterface<IMessageTransferModule>();
if (m_TransferModule == null)
{
m_log.Error("[INSTANT MESSAGE]: No message transfer module, IM will not work!");
scene.EventManager.OnClientConnect -= OnClientConnect;
scene.EventManager.OnIncomingInstantMessage -= OnGridInstantMessage;
m_scenes.Clear();
m_enabled = false;
}
}
}
public void RemoveRegion(Scene scene)
{
if (!m_enabled)
return;
lock (m_scenes)
{
m_scenes.Remove(scene);
}
}
void OnClientConnect(IClientCore client)
{
IClientIM clientIM;
if (client.TryGet(out clientIM))
{
clientIM.OnInstantMessage += OnInstantMessage;
}
}
public void PostInitialise()
{
}
public void Close()
{
}
public string Name
{
get { return "InstantMessageModule"; }
}
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
public void OnInstantMessage(IClientAPI client, GridInstantMessage im)
{
byte dialog = im.dialog;
if (dialog != (byte)InstantMessageDialog.MessageFromAgent
&& dialog != (byte)InstantMessageDialog.StartTyping
&& dialog != (byte)InstantMessageDialog.StopTyping
&& dialog != (byte)InstantMessageDialog.MessageFromObject)
{
return;
}
// Force timestamp to server time to avoid "Saved on" headers
// being generated for online users
im.timestamp = (uint)Util.UnixTimeSinceEpoch();
if (dialog == (byte)InstantMessageDialog.MessageFromAgent ||
dialog == (byte)InstantMessageDialog.MessageFromObject)
{
im.offline = 1;
}
if (m_TransferModule != null)
{
m_TransferModule.SendInstantMessage(im,
delegate(bool success)
{
if (dialog == (uint)InstantMessageDialog.StartTyping ||
dialog == (uint)InstantMessageDialog.StopTyping)
{
return;
}
if ((client != null) && !success)
{
client.SendInstantMessage(
new GridInstantMessage(
null, new UUID(im.fromAgentID), "System",
new UUID(im.toAgentID),
(byte)InstantMessageDialog.BusyAutoResponse,
"Unable to send instant message. "+
"User is not logged in.", false,
new Vector3()));
}
}
);
}
}
/// <summary>
///
/// </summary>
/// <param name="msg"></param>
private void OnGridInstantMessage(GridInstantMessage msg)
{
// Just call the Text IM handler above
// This event won't be raised unless we have that agent,
// so we can depend on the above not trying to send
// via grid again
//
OnInstantMessage(null, msg);
}
}
}
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