clockwerk-opensim – 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.Net;
using System.Reflection;
using Nini.Config;
using log4net;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Data;
using OpenSim.Services.Interfaces;
using OpenMetaverse;
namespace OpenSim.Services.PresenceService
{
public class PresenceService : PresenceServiceBase, IPresenceService
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected bool m_allowDuplicatePresences = false;
public PresenceService(IConfigSource config)
: base(config)
{
m_log.Debug("[PRESENCE SERVICE]: Starting presence service");
IConfig presenceConfig = config.Configs["PresenceService"];
if (presenceConfig != null)
{
m_allowDuplicatePresences = presenceConfig.GetBoolean("AllowDuplicatePresences", m_allowDuplicatePresences);
}
}
public bool LoginAgent(string userID, UUID sessionID, UUID secureSessionID)
{
PresenceData prevUser = GetUser(userID);
if (!m_allowDuplicatePresences && (prevUser != null))
m_Database.Delete("UserID", userID.ToString());
PresenceData data = new PresenceData();
data.UserID = userID;
data.RegionID = UUID.Zero;
data.SessionID = sessionID;
data.Data = new Dictionary<string, string>();
data.Data["SecureSessionID"] = secureSessionID.ToString();
m_Database.Store(data);
string prevUserStr = "";
if (prevUser != null)
prevUserStr = string.Format(". This user was already logged-in: session {0}, region {1}", prevUser.SessionID, prevUser.RegionID);
m_log.DebugFormat("[PRESENCE SERVICE]: LoginAgent: session {0}, user {1}, region {2}, secure session {3}{4}",
data.SessionID, data.UserID, data.RegionID, secureSessionID, prevUserStr);
return true;
}
public bool LogoutAgent(UUID sessionID)
{
PresenceInfo presence = GetAgent(sessionID);
m_log.DebugFormat("[PRESENCE SERVICE]: LogoutAgent: session {0}, user {1}, region {2}",
sessionID,
(presence == null) ? null : presence.UserID,
(presence == null) ? null : presence.RegionID.ToString());
return m_Database.Delete("SessionID", sessionID.ToString());
}
public bool LogoutRegionAgents(UUID regionID)
{
PresenceData[] prevSessions = GetRegionAgents(regionID);
if ((prevSessions == null) || (prevSessions.Length == 0))
return true;
m_log.DebugFormat("[PRESENCE SERVICE]: Logout users in region {0}: {1}", regionID,
string.Join(", ", Array.ConvertAll(prevSessions, session => session.UserID)));
// There's a small chance that LogoutRegionAgents() will logout different users than the
// list that was logged above, but it's unlikely and not worth dealing with.
m_Database.LogoutRegionAgents(regionID);
return true;
}
public bool ReportAgent(UUID sessionID, UUID regionID)
{
try
{
PresenceData presence = m_Database.Get(sessionID);
bool success;
if (presence == null)
success = false;
else
success = m_Database.ReportAgent(sessionID, regionID);
m_log.DebugFormat("[PRESENCE SERVICE]: ReportAgent{0}: session {1}, user {2}, region {3}. Previously: {4}",
success ? "" : " failed",
sessionID, (presence == null) ? null : presence.UserID, regionID,
(presence == null) ? "not logged-in" : "region " + presence.RegionID);
return success;
}
catch (Exception e)
{
m_log.Debug(string.Format("[PRESENCE SERVICE]: ReportAgent for session {0} threw exception ", sessionID), e);
return false;
}
}
public PresenceInfo GetAgent(UUID sessionID)
{
PresenceInfo ret = new PresenceInfo();
PresenceData data = m_Database.Get(sessionID);
if (data == null)
return null;
ret.UserID = data.UserID;
ret.RegionID = data.RegionID;
return ret;
}
public PresenceInfo[] GetAgents(string[] userIDs)
{
List<PresenceInfo> info = new List<PresenceInfo>();
foreach (string userIDStr in userIDs)
{
PresenceData[] data = m_Database.Get("UserID", userIDStr);
foreach (PresenceData d in data)
{
PresenceInfo ret = new PresenceInfo();
ret.UserID = d.UserID;
ret.RegionID = d.RegionID;
info.Add(ret);
}
// m_log.DebugFormat(
// "[PRESENCE SERVICE]: GetAgents for {0} found {1} presences", userIDStr, data.Length);
}
return info.ToArray();
}
/// <summary>
/// Return the user's Presence. This only really works well if !AllowDuplicatePresences, but that's the default.
/// </summary>
private PresenceData GetUser(string userID)
{
PresenceData[] data = m_Database.Get("UserID", userID);
if (data.Length > 0)
return data[0];
else
return null;
}
private PresenceData[] GetRegionAgents(UUID regionID)
{
return m_Database.Get("RegionID", regionID.ToString());
}
}
}
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