OpenSim-Test/OpenSim/Region/CoreModules/ServiceConnectorsOut/GridUser/ActivityDetector.cs

/*
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 *       derived from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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using System;
using System.Collections.Generic;
using System.Reflection;

using OpenSim.Framework;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;

using OpenMetaverse;
using log4net;

namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.GridUser
{
    public class ActivityDetector 
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        private IGridUserService m_GridUserService;

        public ActivityDetector(IGridUserService guservice)
        {
            m_GridUserService = guservice;
            m_log.DebugFormat("[ACTIVITY DETECTOR]: starting ");
        }

        public void AddRegion(Scene scene)
        {
            // For now the only events we listen to are these
            // But we could trigger the position update more often
            scene.EventManager.OnMakeRootAgent += OnMakeRootAgent;
            scene.EventManager.OnNewClient += OnNewClient;
        }

        public void RemoveRegion(Scene scene)
        {
            scene.EventManager.OnMakeRootAgent -= OnMakeRootAgent;
            scene.EventManager.OnNewClient -= OnNewClient;
        }

        public void OnMakeRootAgent(ScenePresence sp)
        {
            if (sp.PresenceType != PresenceType.Npc)
            {
                string userid = sp.Scene.UserManagementModule.GetUserUUI(sp.UUID);
                //m_log.DebugFormat("[ACTIVITY DETECTOR]: Detected root presence {0} in {1}", userid, sp.Scene.RegionInfo.RegionName);
                m_GridUserService.SetLastPosition(
                    userid, UUID.Zero, sp.Scene.RegionInfo.RegionID, sp.AbsolutePosition, sp.Lookat);
            }
        }

        public void OnNewClient(IClientAPI client)
        {
            client.OnConnectionClosed += OnConnectionClose;
        }

        public void OnConnectionClose(IClientAPI client)
        {
            if (client == null)
                return;
            if (client.SceneAgent == null)
                return;

            if (client.SceneAgent.IsChildAgent)
                return;

            string userId = client.AgentId.ToString();
            if (client.Scene is Scene)
            {
                Scene s = (Scene)client.Scene;
                userId = s.UserManagementModule.GetUserUUI(client.AgentId);
            }
            //m_log.DebugFormat("[ACTIVITY DETECTOR]: Detected client logout {0} in {1}", userId, client.Scene.RegionInfo.RegionName);

            m_GridUserService.LoggedOut(
                userId, client.SessionId, client.Scene.RegionInfo.RegionID,
                client.SceneAgent.AbsolutePosition, client.SceneAgent.Lookat);
        }
    }
}