/* * 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; using System.Collections.Generic; using System.Reflection; using log4net; using OpenMetaverse; using OpenSim.Framework; using OpenSim.Data; namespace OpenSim.Data.Null { public class NullPresenceData : IPresenceData { // private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); private static NullPresenceData Instance; Dictionary<UUID, PresenceData> m_presenceData = new Dictionary<UUID, PresenceData>(); public NullPresenceData(string connectionString, string realm) { if (Instance == null) { Instance = this; //Console.WriteLine("[XXX] NullRegionData constructor"); } } public bool Store(PresenceData data) { if (Instance != this) return Instance.Store(data); // m_log.DebugFormat("[NULL PRESENCE DATA]: Storing presence {0}", data.UserID); // Console.WriteLine("HOME for " + data.UserID + " is " + (data.Data.ContainsKey("HomeRegionID") ? data.Data["HomeRegionID"] : "Not found")); m_presenceData[data.SessionID] = data; return true; } public PresenceData Get(UUID sessionID) { if (Instance != this) return Instance.Get(sessionID); if (m_presenceData.ContainsKey(sessionID)) { return m_presenceData[sessionID]; } return null; } public void LogoutRegionAgents(UUID regionID) { if (Instance != this) { Instance.LogoutRegionAgents(regionID); return; } List<UUID> toBeDeleted = new List<UUID>(); foreach (KeyValuePair<UUID, PresenceData> kvp in m_presenceData) if (kvp.Value.RegionID == regionID) toBeDeleted.Add(kvp.Key); foreach (UUID u in toBeDeleted) m_presenceData.Remove(u); } public bool ReportAgent(UUID sessionID, UUID regionID, string position, string lookAt) { if (Instance != this) return Instance.ReportAgent(sessionID, regionID, position, lookAt); if (m_presenceData.ContainsKey(sessionID)) { m_presenceData[sessionID].RegionID = regionID; m_presenceData[sessionID].Data["Position"] = position; m_presenceData[sessionID].Data["LookAt"] = lookAt; return true; } return false; } public bool SetHomeLocation(string userID, UUID regionID, Vector3 position, Vector3 lookAt) { if (Instance != this) return Instance.SetHomeLocation(userID, regionID, position, lookAt); bool foundone = false; foreach (PresenceData p in m_presenceData.Values) { if (p.UserID == userID) { // m_log.DebugFormat( // "[NULL PRESENCE DATA]: Setting home location {0} {1} {2} for {3}", // regionID, position, lookAt, p.UserID); p.Data["HomeRegionID"] = regionID.ToString(); p.Data["HomePosition"] = position.ToString(); p.Data["HomeLookAt"] = lookAt.ToString(); foundone = true; } } return foundone; } public PresenceData[] Get(string field, string data) { if (Instance != this) return Instance.Get(field, data); // m_log.DebugFormat( // "[NULL PRESENCE DATA]: Getting presence data for field {0} with parameter {1}", field, data); List<PresenceData> presences = new List<PresenceData>(); if (field == "UserID") { foreach (PresenceData p in m_presenceData.Values) { if (p.UserID == data) { presences.Add(p); // Console.WriteLine("HOME for " + p.UserID + " is " + (p.Data.ContainsKey("HomeRegionID") ? p.Data["HomeRegionID"] : "Not found")); } } return presences.ToArray(); } else if (field == "SessionID") { UUID session = UUID.Zero; if (!UUID.TryParse(data, out session)) return presences.ToArray(); if (m_presenceData.ContainsKey(session)) { presences.Add(m_presenceData[session]); return presences.ToArray(); } } else if (field == "RegionID") { UUID region = UUID.Zero; if (!UUID.TryParse(data, out region)) return presences.ToArray(); foreach (PresenceData p in m_presenceData.Values) if (p.RegionID == region) presences.Add(p); return presences.ToArray(); } else { foreach (PresenceData p in m_presenceData.Values) { if (p.Data.ContainsKey(field) && p.Data[field] == data) presences.Add(p); } return presences.ToArray(); } return presences.ToArray(); } public void Prune(string userID) { if (Instance != this) { Instance.Prune(userID); return; } // m_log.DebugFormat("[NULL PRESENCE DATA]: Prune called for {0}", userID); List<UUID> deleteSessions = new List<UUID>(); int online = 0; foreach (KeyValuePair<UUID, PresenceData> kvp in m_presenceData) { // m_log.DebugFormat("Online: {0}", kvp.Value.Data["Online"]); bool on = false; if (bool.TryParse(kvp.Value.Data["Online"], out on) && on) online++; else deleteSessions.Add(kvp.Key); } // m_log.DebugFormat("[NULL PRESENCE DATA]: online [{0}], deleteSession.Count [{1}]", online, deleteSessions.Count); // Leave one session behind so that we can pick up details such as home location if (online == 0 && deleteSessions.Count > 0) deleteSessions.RemoveAt(0); foreach (UUID s in deleteSessions) m_presenceData.Remove(s); } public bool Delete(string field, string data) { // m_log.DebugFormat( // "[NULL PRESENCE DATA]: Deleting presence data for field {0} with parameter {1}", field, data); if (Instance != this) return Instance.Delete(field, data); List<UUID> presences = new List<UUID>(); if (field == "UserID") { foreach (KeyValuePair<UUID, PresenceData> p in m_presenceData) if (p.Value.UserID == data) presences.Add(p.Key); } else if (field == "SessionID") { UUID session = UUID.Zero; if (UUID.TryParse(data, out session)) { if (m_presenceData.ContainsKey(session)) { presences.Add(session); } } } else if (field == "RegionID") { UUID region = UUID.Zero; if (UUID.TryParse(data, out region)) { foreach (KeyValuePair<UUID, PresenceData> p in m_presenceData) if (p.Value.RegionID == region) presences.Add(p.Key); } } else { foreach (KeyValuePair<UUID, PresenceData> p in m_presenceData) { if (p.Value.Data.ContainsKey(field) && p.Value.Data[field] == data) presences.Add(p.Key); } } foreach (UUID u in presences) m_presenceData.Remove(u); if (presences.Count == 0) return false; return true; } } }