clockwerk-opensim-stable – Rev 1
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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 Mono.Addins;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Connectors.Hypergrid;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
namespace OpenSim.Region.CoreModules.Avatar.Lure
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "HGLureModule")]
public class HGLureModule : ISharedRegionModule
{
private static readonly ILog m_log = LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private readonly List<Scene> m_scenes = new List<Scene>();
private IMessageTransferModule m_TransferModule = null;
private bool m_Enabled = false;
private string m_ThisGridURL;
private ExpiringCache<UUID, GridInstantMessage> m_PendingLures = new ExpiringCache<UUID, GridInstantMessage>();
public void Initialise(IConfigSource config)
{
if (config.Configs["Messaging"] != null)
{
if (config.Configs["Messaging"].GetString("LureModule", string.Empty) == "HGLureModule")
{
m_Enabled = true;
m_ThisGridURL = Util.GetConfigVarFromSections<string>(config, "GatekeeperURI",
new string[] { "Startup", "Hypergrid", "Messaging" }, String.Empty);
// Legacy. Remove soon!
m_ThisGridURL = config.Configs["Messaging"].GetString("Gatekeeper", m_ThisGridURL);
m_log.DebugFormat("[LURE MODULE]: {0} enabled", Name);
}
}
}
public void AddRegion(Scene scene)
{
if (!m_Enabled)
return;
lock (m_scenes)
{
m_scenes.Add(scene);
scene.EventManager.OnIncomingInstantMessage += OnIncomingInstantMessage;
scene.EventManager.OnNewClient += OnNewClient;
}
}
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("[LURE MODULE]: No message transfer module, lures will not work!");
m_Enabled = false;
m_scenes.Clear();
scene.EventManager.OnNewClient -= OnNewClient;
scene.EventManager.OnIncomingInstantMessage -= OnIncomingInstantMessage;
}
}
}
public void RemoveRegion(Scene scene)
{
if (!m_Enabled)
return;
lock (m_scenes)
{
m_scenes.Remove(scene);
scene.EventManager.OnNewClient -= OnNewClient;
scene.EventManager.OnIncomingInstantMessage -= OnIncomingInstantMessage;
}
}
void OnNewClient(IClientAPI client)
{
client.OnInstantMessage += OnInstantMessage;
client.OnStartLure += OnStartLure;
client.OnTeleportLureRequest += OnTeleportLureRequest;
}
public void PostInitialise()
{
}
public void Close()
{
}
public string Name
{
get { return "HGLureModule"; }
}
public Type ReplaceableInterface
{
get { return null; }
}
void OnInstantMessage(IClientAPI client, GridInstantMessage im)
{
}
void OnIncomingInstantMessage(GridInstantMessage im)
{
if (im.dialog == (byte)InstantMessageDialog.RequestTeleport
|| im.dialog == (byte)InstantMessageDialog.GodLikeRequestTeleport)
{
UUID sessionID = new UUID(im.imSessionID);
if (!m_PendingLures.Contains(sessionID))
{
m_log.DebugFormat("[HG LURE MODULE]: RequestTeleport sessionID={0}, regionID={1}, message={2}", im.imSessionID, im.RegionID, im.message);
m_PendingLures.Add(sessionID, im, 7200); // 2 hours
}
// Forward. We do this, because the IM module explicitly rejects
// IMs of this type
if (m_TransferModule != null)
m_TransferModule.SendInstantMessage(im, delegate(bool success) { });
}
}
public void OnStartLure(byte lureType, string message, UUID targetid, IClientAPI client)
{
if (!(client.Scene is Scene))
return;
Scene scene = (Scene)(client.Scene);
ScenePresence presence = scene.GetScenePresence(client.AgentId);
message += "@" + m_ThisGridURL;
m_log.DebugFormat("[HG LURE MODULE]: TP invite with message {0}", message);
UUID sessionID = UUID.Random();
GridInstantMessage m = new GridInstantMessage(scene, client.AgentId,
client.FirstName+" "+client.LastName, targetid,
(byte)InstantMessageDialog.RequestTeleport, false,
message, sessionID, false, presence.AbsolutePosition,
new Byte[0], true);
m.RegionID = client.Scene.RegionInfo.RegionID.Guid;
m_log.DebugFormat("[HG LURE MODULE]: RequestTeleport sessionID={0}, regionID={1}, message={2}", m.imSessionID, m.RegionID, m.message);
m_PendingLures.Add(sessionID, m, 7200); // 2 hours
if (m_TransferModule != null)
{
m_TransferModule.SendInstantMessage(m,
delegate(bool success) { });
}
}
public void OnTeleportLureRequest(UUID lureID, uint teleportFlags, IClientAPI client)
{
if (!(client.Scene is Scene))
return;
// Scene scene = (Scene)(client.Scene);
GridInstantMessage im = null;
if (m_PendingLures.TryGetValue(lureID, out im))
{
m_PendingLures.Remove(lureID);
Lure(client, teleportFlags, im);
}
else
m_log.DebugFormat("[HG LURE MODULE]: pending lure {0} not found", lureID);
}
private void Lure(IClientAPI client, uint teleportflags, GridInstantMessage im)
{
Scene scene = (Scene)(client.Scene);
GridRegion region = scene.GridService.GetRegionByUUID(scene.RegionInfo.ScopeID, new UUID(im.RegionID));
if (region != null)
scene.RequestTeleportLocation(client, region.RegionHandle, im.Position + new Vector3(0.5f, 0.5f, 0f), Vector3.UnitX, teleportflags);
else // we don't have that region here. Check if it's HG
{
string[] parts = im.message.Split(new char[] { '@' });
if (parts.Length > 1)
{
string url = parts[parts.Length - 1]; // the last part
if (url.Trim(new char[] {'/'}) != m_ThisGridURL.Trim(new char[] {'/'}))
{
m_log.DebugFormat("[HG LURE MODULE]: Luring agent to grid {0} region {1} position {2}", url, im.RegionID, im.Position);
GatekeeperServiceConnector gConn = new GatekeeperServiceConnector();
GridRegion gatekeeper = new GridRegion();
gatekeeper.ServerURI = url;
GridRegion finalDestination = gConn.GetHyperlinkRegion(gatekeeper, new UUID(im.RegionID));
if (finalDestination != null)
{
ScenePresence sp = scene.GetScenePresence(client.AgentId);
IEntityTransferModule transferMod = scene.RequestModuleInterface<IEntityTransferModule>();
if (transferMod != null && sp != null)
transferMod.DoTeleport(
sp, gatekeeper, finalDestination, im.Position + new Vector3(0.5f, 0.5f, 0f),
Vector3.UnitX, teleportflags);
}
}
}
}
}
}
}
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