/*
* 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:
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* 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
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* 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.Reflection;
using libsecondlife;
using log4net;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Communications.Cache;
using OpenSim.Framework.Servers;
using OpenSim.Region.Capabilities;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Scenes;
using Caps=OpenSim.Region.Capabilities.Caps;
namespace OpenSim.Region.Environment.Modules.Avatar.Voice.SIPVoice
{
public class SIPVoiceModule : IRegionModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Scene m_scene;
private IConfig m_config;
private string m_sipDomain;
private static readonly string m_parcelVoiceInfoRequestPath = "0007/";
private static readonly string m_provisionVoiceAccountRequestPath = "0008/";
public void Initialise(Scene scene, IConfigSource config)
{
m_scene = scene;
m_config = config.Configs["Voice"];
if (null == m_config || !m_config.GetBoolean("enabled", false))
{
m_log.Info("[VOICE] plugin disabled");
return;
}
m_log.Info("[VOICE] plugin enabled");
m_sipDomain = m_config.GetString("sip_domain", String.Empty);
if (String.IsNullOrEmpty(m_sipDomain))
{
m_log.Error("[VOICE] plugin mis-configured: missing sip_domain configuration");
m_log.Info("[VOICE] plugin disabled");
return;
}
m_log.InfoFormat("[VOICE] using SIP domain {0}", m_sipDomain);
scene.EventManager.OnRegisterCaps += OnRegisterCaps;
}
public void PostInitialise()
{
}
public void Close()
{
}
public string Name
{
get { return "VoiceModule"; }
}
public bool IsSharedModule
{
get { return false; }
}
public void OnRegisterCaps(LLUUID agentID, Caps caps)
{
m_log.DebugFormat("[VOICE] OnRegisterCaps: agentID {0} caps {1}", agentID, caps);
string capsBase = "/CAPS/" + caps.CapsObjectPath;
caps.RegisterHandler("ParcelVoiceInfoRequest",
new RestStreamHandler("POST", capsBase + m_parcelVoiceInfoRequestPath,
delegate(string request, string path, string param)
{
return ParcelVoiceInfoRequest(request, path, param,
agentID, caps);
}));
caps.RegisterHandler("ProvisionVoiceAccountRequest",
new RestStreamHandler("POST", capsBase + m_provisionVoiceAccountRequestPath,
delegate(string request, string path, string param)
{
return ProvisionVoiceAccountRequest(request, path, param,
agentID, caps);
}));
}
///
/// Callback for a client request for ParcelVoiceInfo
///
///
///
///
///
///
///
public string ParcelVoiceInfoRequest(string request, string path, string param,
LLUUID agentID, Caps caps)
{
try
{
m_log.DebugFormat("[VOICE][PARCELVOICE]: request: {0}, path: {1}, param: {2}", request, path, param);
// FIXME: get the creds from region file or from config
Hashtable creds = new Hashtable();
creds["channel_uri"] = String.Format("sip:{0}@{1}", agentID, m_sipDomain);
string regionName = m_scene.RegionInfo.RegionName;
ScenePresence avatar = m_scene.GetScenePresence(agentID);
if (null == m_scene.LandChannel) throw new Exception("land data not yet available");
LandData land = m_scene.GetLandData(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y);
LLSDParcelVoiceInfoResponse parcelVoiceInfo =
new LLSDParcelVoiceInfoResponse(regionName, land.localID, creds);
string r = LLSDHelpers.SerialiseLLSDReply(parcelVoiceInfo);
m_log.DebugFormat("[VOICE][PARCELVOICE]: {0}", r);
return r;
}
catch (Exception e)
{
m_log.ErrorFormat("[CAPS]: {0}, try again later", e.ToString());
}
return null;
}
///
/// Callback for a client request for Voice Account Details
///
///
///
///
///
///
///
public string ProvisionVoiceAccountRequest(string request, string path, string param,
LLUUID agentID, Caps caps)
{
try
{
m_log.DebugFormat("[VOICE][PROVISIONVOICE]: request: {0}, path: {1}, param: {2}",
request, path, param);
string voiceUser = "x" + Convert.ToBase64String(agentID.GetBytes());
voiceUser = voiceUser.Replace('+', '-').Replace('/', '_');
CachedUserInfo userInfo = m_scene.CommsManager.UserProfileCacheService.GetUserDetails(agentID);
if (null == userInfo) throw new Exception("cannot get user details");
LLSDVoiceAccountResponse voiceAccountResponse =
new LLSDVoiceAccountResponse(voiceUser, "$1$" + userInfo.UserProfile.PasswordHash);
string r = LLSDHelpers.SerialiseLLSDReply(voiceAccountResponse);
m_log.DebugFormat("[CAPS][PROVISIONVOICE]: {0}", r);
return r;
}
catch (Exception e)
{
m_log.ErrorFormat("[CAPS][PROVISIONVOICE]: {0}, retry later", e.Message);
}
return null;
}
}
}