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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 OpenSim 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 Nini.Config;
using Nwc.XmlRpc;
using OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Scenes;
namespace OpenSim.Region.Environment.Modules.Avatar.Chat
{
public class XIRCBridgeModule : IRegionModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
internal static bool configured = false;
internal static bool enabled = false;
internal static IConfig m_config = null;
internal static List<RegionState> m_regions = new List<RegionState>();
internal static List<ChannelState> m_channels = new List<ChannelState>();
internal static string password = String.Empty;
#region IRegionModule Members
public string Name
{
get { return "XIRCBridgeModule"; }
}
public bool IsSharedModule
{
get { return true; }
}
public void Initialise(Scene scene, IConfigSource config)
{
// Do a once-only scan of the configuration file to make
// sure it's basically intact.
if (!configured)
{
configured = true;
try
{
if ((m_config = config.Configs["XIRC"]) == null)
{
m_log.InfoFormat("[XIRC-Bridge] module not configured");
return;
}
if (!m_config.GetBoolean("enabled", false))
{
m_log.InfoFormat("[XIRC-Bridge] module disabled in configuration");
return;
}
}
catch (Exception e)
{
m_log.ErrorFormat("[XIRC-Bridge] configuration failed : {0}", e.Message);
return;
}
enabled = true;
if(config.Configs["RemoteAdmin"] != null)
{
password = config.Configs["RemoteAdmin"].GetString("access_password", password);
scene.CommsManager.HttpServer.AddXmlRPCHandler("xirc_admin", XmlRpcAdminMethod, false);
}
}
// Iff the IRC bridge is enabled, then each new region may be
// connected to IRC. But it should NOT be obligatory (and it
// is not).
if (enabled)
{
try
{
m_log.InfoFormat("[XIRC-Bridge] Connecting region {0}", scene.RegionInfo.RegionName);
m_regions.Add(new RegionState(scene, m_config));
}
catch (Exception e)
{
m_log.WarnFormat("[XIRC-Bridge] Region {0} not connected to IRC : {1}", scene.RegionInfo.RegionName, e.Message);
m_log.Debug(e);
}
}
else
{
m_log.WarnFormat("[XIRC-Bridge] Not enabled. Connect for region {0} ignored", scene.RegionInfo.RegionName);
}
}
// Called after all region modules have been loaded.
// Iff the IRC bridge is enabled, then start all of the
// configured channels. The set of channels is a side
// effect of RegionState creation.
public void PostInitialise()
{
if (!enabled)
return;
foreach (RegionState region in m_regions)
{
m_log.InfoFormat("[XIRC-Bridge] Opening connection for {0}:{1} on IRC server {2}:{3}",
region.Region, region.cs.BaseNickname, region.cs.Server, region.cs.IrcChannel);
try
{
region.Open();
}
catch (Exception e)
{
m_log.ErrorFormat("[XIRC-Bridge] Open failed for {0}:{1} on IRC server {2}:{3} : {4}",
region.Region, region.cs.BaseNickname, region.cs.Server, region.cs.IrcChannel,
e.Message);
}
}
}
// Called immediately before the region module is unloaded. Close all
// associated channels.
public void Close()
{
if (!enabled)
return;
// Stop each of the region sessions
foreach (RegionState region in m_regions)
{
m_log.InfoFormat("[XIRC-Bridge] Closing connection for {0}:{1} on IRC server {2}:{3}",
region.Region, region.cs.BaseNickname, region.cs.Server, region.cs.IrcChannel);
try
{
region.Close();
}
catch (Exception e)
{
m_log.ErrorFormat("[XIRC-Bridge] Close failed for {0}:{1} on IRC server {2}:{3} : {4}",
region.Region, region.cs.BaseNickname, region.cs.Server, region.cs.IrcChannel,
e.Message);
}
}
// Perform final cleanup of the channels (they now have no active clients)
foreach (ChannelState channel in m_channels)
{
m_log.InfoFormat("[XIRC-Bridge] Closing connection for {0} on IRC server {1}:{2}",
channel.BaseNickname, channel.Server, channel.IrcChannel);
try
{
channel.Close();
}
catch (Exception e)
{
m_log.ErrorFormat("[XIRC-Bridge] Close failed for {0} on IRC server {1}:{2} : {3}",
channel.BaseNickname, channel.Server, channel.IrcChannel,
e.Message);
}
}
}
#endregion
public XmlRpcResponse XmlRpcAdminMethod(XmlRpcRequest request)
{
m_log.Info("[XIRC-Bridge]: XML RPC Admin Entry");
XmlRpcResponse response = new XmlRpcResponse();
Hashtable responseData = new Hashtable();
try
{
Hashtable requestData = (Hashtable)request.Params[0];
bool found = false;
string region = String.Empty;
if(password != String.Empty)
{
if(!requestData.ContainsKey("password"))
throw new Exception("Invalid request");
if(requestData["password"] != password)
throw new Exception("Invalid request");
}
if(!requestData.ContainsKey("region"))
throw new Exception("No region name specified");
foreach(RegionState rs in m_regions)
{
if(rs.Region == region)
{
responseData["server"] = rs.cs.Server;
responseData["port"] = rs.cs.Port;
responseData["user"] = rs.cs.User;
responseData["channel"] = rs.cs.IrcChannel;
responseData["enabled"] = rs.cs.irc.Enabled;
responseData["connected"] = rs.cs.irc.Connected;
responseData["nickname"] = rs.cs.irc.Nick;
found = true;
break;
}
}
if(!found) throw new Exception(String.Format("Region <{0}> not found", region));
responseData["success"] = true;
}
catch (Exception e)
{
m_log.InfoFormat("[XIRC-Bridge] XML RPC Admin request failed : {0}", e.Message);
responseData["success"] = "false";
responseData["error"] = e.Message;
}
finally
{
response.Value = responseData;
}
m_log.Debug("[XIRC-Bridge]: XML RPC Admin Exit");
return response;
}
}
}
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