605 lines
24 KiB
C#
605 lines
24 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Reflection;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading;
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using log4net;
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using Nini.Config;
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using Nwc.XmlRpc;
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using OpenMetaverse;
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using OpenSim.Framework;
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using OpenSim.Framework.Servers;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Region.Environment.Modules.Avatar.Chat;
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namespace OpenSim.Region.Environment.Modules.Avatar.Concierge
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{
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public class ConciergeModule : ChatModule, IRegionModule
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{
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private static readonly ILog _log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private const int DEBUG_CHANNEL = 2147483647;
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private List<IScene> _scenes = new List<IScene>();
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private List<IScene> _conciergedScenes = new List<IScene>();
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private Dictionary<IScene, List<UUID>> _sceneAttendees =
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new Dictionary<IScene, List<UUID>>();
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private Dictionary<UUID, string> _attendeeNames =
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new Dictionary<UUID, string>();
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private bool _replacingChatModule = false;
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private IConfig _config;
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private string _whoami = "conferencier";
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private Regex _regions = null;
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private string _welcomes = null;
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private int _conciergeChannel = 42;
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private string _announceEntering = "{0} enters {1} (now {2} visitors in this region)";
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private string _announceLeaving = "{0} leaves {1} (back to {2} visitors in this region)";
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private string _xmlRpcPassword = String.Empty;
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private string _brokerURI = String.Empty;
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internal object _syncy = new object();
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#region IRegionModule Members
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public override void Initialise(Scene scene, IConfigSource config)
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{
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try
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{
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if ((_config = config.Configs["Concierge"]) == null)
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{
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//_log.InfoFormat("[Concierge]: no configuration section [Concierge] in OpenSim.ini: module not configured");
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return;
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}
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if (!_config.GetBoolean("enabled", false))
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{
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//_log.InfoFormat("[Concierge]: module disabled by OpenSim.ini configuration");
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return;
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}
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}
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catch (Exception)
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{
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_log.Info("[Concierge]: module not configured");
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return;
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}
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// check whether ChatModule has been disabled: if yes,
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// then we'll "stand in"
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try
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{
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if (config.Configs["Chat"] == null)
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{
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_replacingChatModule = false;
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}
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else
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{
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_replacingChatModule = !config.Configs["Chat"].GetBoolean("enabled", true);
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}
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}
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catch (Exception)
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{
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_replacingChatModule = false;
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}
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_log.InfoFormat("[Concierge] {0} ChatModule", _replacingChatModule ? "replacing" : "not replacing");
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// take note of concierge channel and of identity
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_conciergeChannel = config.Configs["Concierge"].GetInt("concierge_channel", _conciergeChannel);
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_whoami = _config.GetString("whoami", "conferencier");
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_welcomes = _config.GetString("welcomes", _welcomes);
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_announceEntering = _config.GetString("announce_entering", _announceEntering);
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_announceLeaving = _config.GetString("announce_leaving", _announceLeaving);
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_xmlRpcPassword = _config.GetString("password", _xmlRpcPassword);
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_brokerURI = _config.GetString("broker", _brokerURI);
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_log.InfoFormat("[Concierge] reporting as \"{0}\" to our users", _whoami);
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// calculate regions Regex
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if (_regions == null)
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{
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string regions = _config.GetString("regions", String.Empty);
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if (!String.IsNullOrEmpty(regions))
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{
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_regions = new Regex(@regions, RegexOptions.Compiled | RegexOptions.IgnoreCase);
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}
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}
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scene.CommsManager.HttpServer.AddXmlRPCHandler("concierge_update_welcome", XmlRpcUpdateWelcomeMethod, false);
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lock (_syncy)
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{
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if (!_scenes.Contains(scene))
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{
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_scenes.Add(scene);
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if (_regions == null || _regions.IsMatch(scene.RegionInfo.RegionName))
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_conciergedScenes.Add(scene);
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// subscribe to NewClient events
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scene.EventManager.OnNewClient += OnNewClient;
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// subscribe to *Chat events
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scene.EventManager.OnChatFromWorld += OnChatFromWorld;
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if (!_replacingChatModule)
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scene.EventManager.OnChatFromClient += OnChatFromClient;
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scene.EventManager.OnChatBroadcast += OnChatBroadcast;
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// subscribe to agent change events
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scene.EventManager.OnMakeRootAgent += OnMakeRootAgent;
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scene.EventManager.OnMakeChildAgent += OnMakeChildAgent;
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}
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}
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_log.InfoFormat("[Concierge]: initialized for {0}", scene.RegionInfo.RegionName);
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}
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public override void PostInitialise()
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{
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}
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public override void Close()
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{
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}
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public override string Name
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{
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get { return "ConciergeModule"; }
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}
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public override bool IsSharedModule
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{
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get { return true; }
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}
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#endregion
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#region ISimChat Members
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public override void OnChatBroadcast(Object sender, OSChatMessage c)
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{
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if (_replacingChatModule)
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{
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// distribute chat message to each and every avatar in
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// the region
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base.OnChatBroadcast(sender, c);
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}
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// TODO: capture logic
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return;
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}
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public override void OnChatFromClient(Object sender, OSChatMessage c)
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{
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if (_replacingChatModule)
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{
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// replacing ChatModule: need to redistribute
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// ChatFromClient to interested subscribers
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c = FixPositionOfChatMessage(c);
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Scene scene = (Scene)c.Scene;
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scene.EventManager.TriggerOnChatFromClient(sender, c);
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if (_conciergedScenes.Contains(c.Scene))
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{
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// when we are replacing ChatModule, we treat
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// OnChatFromClient like OnChatBroadcast for
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// concierged regions, effectively extending the
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// range of chat to cover the whole
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// region. however, we don't do this for whisper
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// (got to have some privacy)
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if (c.Type != ChatTypeEnum.Whisper)
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{
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base.OnChatBroadcast(sender, c);
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return;
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}
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}
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// redistribution will be done by base class
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base.OnChatFromClient(sender, c);
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}
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// TODO: capture chat
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return;
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}
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public override void OnChatFromWorld(Object sender, OSChatMessage c)
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{
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if (_replacingChatModule)
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{
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if (_conciergedScenes.Contains(c.Scene))
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{
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// when we are replacing ChatModule, we treat
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// OnChatFromClient like OnChatBroadcast for
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// concierged regions, effectively extending the
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// range of chat to cover the whole
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// region. however, we don't do this for whisper
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// (got to have some privacy)
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if (c.Type != ChatTypeEnum.Whisper)
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{
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base.OnChatBroadcast(sender, c);
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return;
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}
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}
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base.OnChatFromWorld(sender, c);
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}
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return;
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}
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#endregion
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public override void OnNewClient(IClientAPI client)
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{
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client.OnLogout += OnClientLoggedOut;
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if (_replacingChatModule)
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client.OnChatFromClient += OnChatFromClient;
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}
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public void OnClientLoggedOut(IClientAPI client)
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{
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client.OnLogout -= OnClientLoggedOut;
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client.OnConnectionClosed -= OnClientLoggedOut;
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if (_conciergedScenes.Contains(client.Scene))
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{
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_log.DebugFormat("[Concierge]: {0} logs off from {1}", client.Name, client.Scene.RegionInfo.RegionName);
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RemoveFromAttendeeList(client.AgentId, client.Name, client.Scene);
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AnnounceToAgentsRegion(client.Scene, String.Format(_announceLeaving, client.Name, client.Scene.RegionInfo.RegionName,
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_sceneAttendees[client.Scene].Count));
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UpdateBroker(client.Scene);
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}
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}
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public void OnMakeRootAgent(ScenePresence agent)
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{
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if (_conciergedScenes.Contains(agent.Scene))
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{
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_log.DebugFormat("[Concierge]: {0} enters {1}", agent.Name, agent.Scene.RegionInfo.RegionName);
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AddToAttendeeList(agent.UUID, agent.Name, agent.Scene);
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WelcomeAvatar(agent, agent.Scene);
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AnnounceToAgentsRegion(agent.Scene, String.Format(_announceEntering, agent.Name, agent.Scene.RegionInfo.RegionName,
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_sceneAttendees[agent.Scene].Count));
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UpdateBroker(agent.Scene);
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}
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}
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public void OnMakeChildAgent(ScenePresence agent)
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{
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if (_conciergedScenes.Contains(agent.Scene))
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{
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_log.DebugFormat("[Concierge]: {0} leaves {1}", agent.Name, agent.Scene.RegionInfo.RegionName);
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RemoveFromAttendeeList(agent.UUID, agent.Name, agent.Scene);
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AnnounceToAgentsRegion(agent.Scene, String.Format(_announceLeaving, agent.Name, agent.Scene.RegionInfo.RegionName,
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_sceneAttendees[agent.Scene].Count));
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UpdateBroker(agent.Scene);
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}
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}
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protected void AddToAttendeeList(UUID agentID, string name, Scene scene)
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{
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lock (_sceneAttendees)
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{
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if (!_sceneAttendees.ContainsKey(scene))
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_sceneAttendees[scene] = new List<UUID>();
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List<UUID> attendees = _sceneAttendees[scene];
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if (!attendees.Contains(agentID))
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{
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attendees.Add(agentID);
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_attendeeNames[agentID] = name;
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}
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}
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}
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protected void RemoveFromAttendeeList(UUID agentID, String name, IScene scene)
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{
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lock (_sceneAttendees)
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{
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if (!_sceneAttendees.ContainsKey(scene))
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{
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_log.WarnFormat("[Concierge]: attendee list missing for region {0}", scene.RegionInfo.RegionName);
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return;
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}
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List<UUID> attendees = _sceneAttendees[scene];
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if (!attendees.Contains(agentID))
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{
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_log.WarnFormat("[Concierge]: avatar {0} must have sneaked in to region {1} earlier",
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name, scene.RegionInfo.RegionName);
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return;
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}
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attendees.Remove(agentID);
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_attendeeNames.Remove(agentID);
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}
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}
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protected void UpdateBroker(IScene scene)
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{
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if (String.IsNullOrEmpty(_brokerURI))
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return;
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string uri = String.Format(_brokerURI, scene.RegionInfo.RegionName, scene.RegionInfo.RegionID);
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// get attendee list for the scene
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List<UUID> attendees;
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lock (_sceneAttendees)
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{
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if (!_sceneAttendees.ContainsKey(scene))
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{
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_log.DebugFormat("[Concierge]: attendee list missing for region {0}", scene.RegionInfo.RegionName);
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return;
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}
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attendees = _sceneAttendees[scene];
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}
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// create XML sniplet
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StringBuilder list = new StringBuilder();
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if (0 == attendees.Count)
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{
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list.Append(String.Format("<avatars count=\"0\" region_name=\"{0}\" region_uuid=\"{1}\" timestamp=\"{2}\" />",
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scene.RegionInfo.RegionName, scene.RegionInfo.RegionID,
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DateTime.UtcNow.ToString("s")));
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}
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else
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{
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list.Append(String.Format("<avatars count=\"{0}\" region_name=\"{1}\" region_uuid=\"{2}\" timestamp=\"{3}\">\n",
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attendees.Count, scene.RegionInfo.RegionName,
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scene.RegionInfo.RegionID,
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DateTime.UtcNow.ToString("s")));
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foreach (UUID uuid in attendees)
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{
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string name = _attendeeNames[uuid];
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list.Append(String.Format(" <avatar name=\"{0}\" uuid=\"{1}\" />\n", name, uuid));
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}
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list.Append("</avatars>");
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}
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string payload = list.ToString();
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// post via REST to broker
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HttpWebRequest updatePost = WebRequest.Create(uri) as HttpWebRequest;
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updatePost.Method = "POST";
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updatePost.ContentType = "text/xml";
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updatePost.ContentLength = payload.Length;
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updatePost.UserAgent = "OpenSim.Concierge";
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try
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{
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StreamWriter payloadStream = new StreamWriter(updatePost.GetRequestStream());
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payloadStream.Write(payload);
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payloadStream.Close();
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updatePost.BeginGetResponse(UpdateBrokerDone, updatePost);
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_log.DebugFormat("[Concierge] async broker POST to {0} started", uri);
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}
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catch (WebException we)
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{
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_log.ErrorFormat("[Concierge] async broker POST to {0} failed: {1}", uri, we.Status);
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}
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}
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private void UpdateBrokerDone(IAsyncResult result)
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{
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HttpWebRequest updatePost = null;
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try
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{
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updatePost = result.AsyncState as HttpWebRequest;
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using (HttpWebResponse response = updatePost.EndGetResponse(result) as HttpWebResponse)
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{
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_log.DebugFormat("[Concierge] broker update: status {0}", response.StatusCode);
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}
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}
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catch (WebException we)
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{
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string uri = updatePost.RequestUri.OriginalString;
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_log.ErrorFormat("[Concierge] broker update to {0} failed with status {1}", uri, we.Status);
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if (null != we.Response)
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{
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using (HttpWebResponse resp = we.Response as HttpWebResponse)
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{
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_log.ErrorFormat("[Concierge] response from {0} status code: {1}", uri, resp.StatusCode);
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_log.ErrorFormat("[Concierge] response from {0} status desc: {1}", uri, resp.StatusDescription);
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_log.ErrorFormat("[Concierge] response from {0} server: {1}", uri, resp.Server);
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if (resp.ContentLength > 0)
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{
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StreamReader content = new StreamReader(resp.GetResponseStream());
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_log.ErrorFormat("[Concierge] response from {0} content: {1}", uri, content.ReadToEnd());
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content.Close();
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}
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}
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}
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}
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}
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protected void WelcomeAvatar(ScenePresence agent, Scene scene)
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{
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// welcome mechanics: check whether we have a welcomes
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// directory set and wether there is a region specific
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// welcome file there: if yes, send it to the agent
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if (!String.IsNullOrEmpty(_welcomes))
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{
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string[] welcomes = new string[] {
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Path.Combine(_welcomes, agent.Scene.RegionInfo.RegionName),
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Path.Combine(_welcomes, "DEFAULT")};
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foreach (string welcome in welcomes)
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{
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if (File.Exists(welcome))
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{
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try
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{
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string[] welcomeLines = File.ReadAllLines(welcome);
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foreach (string l in welcomeLines)
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{
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AnnounceToAgent(agent, String.Format(l, agent.Name, scene.RegionInfo.RegionName, _whoami));
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}
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}
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catch (IOException ioe)
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{
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_log.ErrorFormat("[Concierge]: run into trouble reading welcome file {0} for region {1} for avatar {2}: {3}",
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welcome, scene.RegionInfo.RegionName, agent.Name, ioe);
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}
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catch (FormatException fe)
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{
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_log.ErrorFormat("[Concierge]: welcome file {0} is malformed: {1}", welcome, fe);
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}
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}
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return;
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}
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_log.DebugFormat("[Concierge]: no welcome message for region {0}", scene.RegionInfo.RegionName);
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}
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}
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static private Vector3 PosOfGod = new Vector3(128, 128, 9999);
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// protected void AnnounceToAgentsRegion(Scene scene, string msg)
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// {
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// ScenePresence agent = null;
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// if ((client.Scene is Scene) && (client.Scene as Scene).TryGetAvatar(client.AgentId, out agent))
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// AnnounceToAgentsRegion(agent, msg);
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// else
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// _log.DebugFormat("[Concierge]: could not find an agent for client {0}", client.Name);
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// }
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protected void AnnounceToAgentsRegion(IScene scene, string msg)
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{
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OSChatMessage c = new OSChatMessage();
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c.Message = msg;
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c.Type = ChatTypeEnum.Say;
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c.Channel = 0;
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c.Position = PosOfGod;
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c.From = _whoami;
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c.Sender = null;
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c.SenderUUID = UUID.Zero;
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c.Scene = scene;
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if (scene is Scene)
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(scene as Scene).EventManager.TriggerOnChatBroadcast(this, c);
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}
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protected void AnnounceToAgent(ScenePresence agent, string msg)
|
|
{
|
|
OSChatMessage c = new OSChatMessage();
|
|
c.Message = msg;
|
|
c.Type = ChatTypeEnum.Say;
|
|
c.Channel = 0;
|
|
c.Position = PosOfGod;
|
|
c.From = _whoami;
|
|
c.Sender = null;
|
|
c.SenderUUID = UUID.Zero;
|
|
c.Scene = agent.Scene;
|
|
|
|
agent.ControllingClient.SendChatMessage(msg, (byte) ChatTypeEnum.Say, PosOfGod, _whoami, UUID.Zero,
|
|
(byte)ChatSourceType.Object, (byte)ChatAudibleLevel.Fully);
|
|
}
|
|
|
|
private static void checkStringParameters(XmlRpcRequest request, string[] param)
|
|
{
|
|
Hashtable requestData = (Hashtable) request.Params[0];
|
|
foreach (string p in param)
|
|
{
|
|
if (!requestData.Contains(p))
|
|
throw new Exception(String.Format("missing string parameter {0}", p));
|
|
if (String.IsNullOrEmpty((string)requestData[p]))
|
|
throw new Exception(String.Format("parameter {0} is empty", p));
|
|
}
|
|
}
|
|
|
|
public XmlRpcResponse XmlRpcUpdateWelcomeMethod(XmlRpcRequest request)
|
|
{
|
|
_log.Info("[Concierge]: processing UpdateWelcome request");
|
|
XmlRpcResponse response = new XmlRpcResponse();
|
|
Hashtable responseData = new Hashtable();
|
|
|
|
try
|
|
{
|
|
Hashtable requestData = (Hashtable)request.Params[0];
|
|
checkStringParameters(request, new string[] { "password", "region", "welcome" });
|
|
|
|
// check password
|
|
if (!String.IsNullOrEmpty(_xmlRpcPassword) &&
|
|
(string)requestData["password"] != _xmlRpcPassword) throw new Exception("wrong password");
|
|
|
|
if (String.IsNullOrEmpty(_welcomes))
|
|
throw new Exception("welcome templates are not enabled, ask your OpenSim operator to set the \"welcomes\" option in the [Concierge] section of OpenSim.ini");
|
|
|
|
string msg = (string)requestData["welcome"];
|
|
if (String.IsNullOrEmpty(msg))
|
|
throw new Exception("empty parameter \"welcome\"");
|
|
|
|
string regionName = (string)requestData["region"];
|
|
IScene scene = _scenes.Find(delegate(IScene s) { return s.RegionInfo.RegionName == regionName; });
|
|
if (scene == null)
|
|
throw new Exception(String.Format("unknown region \"{0}\"", regionName));
|
|
|
|
if (!_conciergedScenes.Contains(scene))
|
|
throw new Exception(String.Format("region \"{0}\" is not a concierged region.", regionName));
|
|
|
|
string welcome = Path.Combine(_welcomes, regionName);
|
|
if (File.Exists(welcome))
|
|
{
|
|
_log.InfoFormat("[Concierge]: UpdateWelcome: updating existing template \"{0}\"", welcome);
|
|
string welcomeBackup = String.Format("{0}~", welcome);
|
|
if (File.Exists(welcomeBackup))
|
|
File.Delete(welcomeBackup);
|
|
File.Move(welcome, welcomeBackup);
|
|
}
|
|
File.WriteAllText(welcome, msg);
|
|
|
|
responseData["success"] = "true";
|
|
response.Value = responseData;
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
_log.InfoFormat("[Concierge]: UpdateWelcome failed: {0}", e.Message);
|
|
|
|
responseData["success"] = "false";
|
|
responseData["error"] = e.Message;
|
|
|
|
response.Value = responseData;
|
|
}
|
|
_log.Debug("[Concierge]: done processing UpdateWelcome request");
|
|
return response;
|
|
}
|
|
}
|
|
}
|