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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.Reflection;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Capabilities;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using log4net;
using Nini.Config;
using Mono.Addins;
using Caps = OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Region.CoreModules.World.LightShare
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "EnvironmentModule")]
public class EnvironmentModule : INonSharedRegionModule, IEnvironmentModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Scene m_scene = null;
private UUID regionID = UUID.Zero;
private static bool Enabled = false;
private static readonly string capsName = "EnvironmentSettings";
private static readonly string capsBase = "/CAPS/0020/";
private LLSDEnvironmentSetResponse setResponse = null;
#region INonSharedRegionModule
public void Initialise(IConfigSource source)
{
IConfig config = source.Configs["ClientStack.LindenCaps"];
if (null == config)
return;
if (config.GetString("Cap_EnvironmentSettings", String.Empty) != "localhost")
{
m_log.InfoFormat("[{0}]: Module is disabled.", Name);
return;
}
Enabled = true;
m_log.InfoFormat("[{0}]: Module is enabled.", Name);
}
public void Close()
{
}
public string Name
{
get { return "EnvironmentModule"; }
}
public Type ReplaceableInterface
{
get { return null; }
}
public void AddRegion(Scene scene)
{
if (!Enabled)
return;
scene.RegisterModuleInterface<IEnvironmentModule>(this);
m_scene = scene;
regionID = scene.RegionInfo.RegionID;
}
public void RegionLoaded(Scene scene)
{
if (!Enabled)
return;
setResponse = new LLSDEnvironmentSetResponse();
scene.EventManager.OnRegisterCaps += OnRegisterCaps;
}
public void RemoveRegion(Scene scene)
{
if (Enabled)
return;
scene.EventManager.OnRegisterCaps -= OnRegisterCaps;
m_scene = null;
}
#endregion
#region IEnvironmentModule
public void ResetEnvironmentSettings(UUID regionUUID)
{
if (!Enabled)
return;
m_scene.SimulationDataService.RemoveRegionEnvironmentSettings(regionUUID);
}
#endregion
#region Events
private void OnRegisterCaps(UUID agentID, Caps caps)
{
// m_log.DebugFormat("[{0}]: Register capability for agentID {1} in region {2}",
// Name, agentID, caps.RegionName);
string capsPath = capsBase + UUID.Random();
// Get handler
caps.RegisterHandler(
capsName,
new RestStreamHandler(
"GET",
capsPath,
(request, path, param, httpRequest, httpResponse)
=> GetEnvironmentSettings(request, path, param, agentID, caps),
capsName,
agentID.ToString()));
// Set handler
caps.HttpListener.AddStreamHandler(
new RestStreamHandler(
"POST",
capsPath,
(request, path, param, httpRequest, httpResponse)
=> SetEnvironmentSettings(request, path, param, agentID, caps),
capsName,
agentID.ToString()));
}
#endregion
private string GetEnvironmentSettings(string request, string path, string param,
UUID agentID, Caps caps)
{
// m_log.DebugFormat("[{0}]: Environment GET handle for agentID {1} in region {2}",
// Name, agentID, caps.RegionName);
string env = String.Empty;
try
{
env = m_scene.SimulationDataService.LoadRegionEnvironmentSettings(regionID);
}
catch (Exception e)
{
m_log.ErrorFormat("[{0}]: Unable to load environment settings for region {1}, Exception: {2} - {3}",
Name, caps.RegionName, e.Message, e.StackTrace);
}
if (String.IsNullOrEmpty(env))
env = EnvironmentSettings.EmptySettings(UUID.Zero, regionID);
return env;
}
private string SetEnvironmentSettings(string request, string path, string param,
UUID agentID, Caps caps)
{
// m_log.DebugFormat("[{0}]: Environment SET handle from agentID {1} in region {2}",
// Name, agentID, caps.RegionName);
setResponse.regionID = regionID;
setResponse.success = false;
if (!m_scene.Permissions.CanIssueEstateCommand(agentID, false))
{
setResponse.fail_reason = "Insufficient estate permissions, settings has not been saved.";
return LLSDHelpers.SerialiseLLSDReply(setResponse);
}
try
{
m_scene.SimulationDataService.StoreRegionEnvironmentSettings(regionID, request);
setResponse.success = true;
m_log.InfoFormat("[{0}]: New Environment settings has been saved from agentID {1} in region {2}",
Name, agentID, caps.RegionName);
}
catch (Exception e)
{
m_log.ErrorFormat("[{0}]: Environment settings has not been saved for region {1}, Exception: {2} - {3}",
Name, caps.RegionName, e.Message, e.StackTrace);
setResponse.success = false;
setResponse.fail_reason = String.Format("Environment Set for region {0} has failed, settings has not been saved.", caps.RegionName);
}
return LLSDHelpers.SerialiseLLSDReply(setResponse);
}
}
}
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