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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.Collections;
using System.Reflection;
using log4net;
using Nini.Config;
using Mono.Addins;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Region.ClientStack.Linden
{
/// <summary>
/// SimulatorFeatures capability.
/// </summary>
/// <remarks>
/// This is required for uploading Mesh.
/// Since is accepts an open-ended response, we also send more information
/// for viewers that care to interpret it.
///
/// NOTE: Part of this code was adapted from the Aurora project, specifically
/// the normal part of the response in the capability handler.
/// </remarks>
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "SimulatorFeaturesModule")]
public class SimulatorFeaturesModule : ISharedRegionModule, ISimulatorFeaturesModule
{
// private static readonly ILog m_log =
// LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public event SimulatorFeaturesRequestDelegate OnSimulatorFeaturesRequest;
private Scene m_scene;
/// <summary>
/// Simulator features
/// </summary>
private OSDMap m_features = new OSDMap();
private string m_SearchURL = string.Empty;
private bool m_ExportSupported = false;
#region ISharedRegionModule Members
public void Initialise(IConfigSource source)
{
IConfig config = source.Configs["SimulatorFeatures"];
if (config != null)
{
m_SearchURL = config.GetString("SearchServerURI", string.Empty);
m_ExportSupported = config.GetBoolean("ExportSupported", m_ExportSupported);
}
AddDefaultFeatures();
}
public void AddRegion(Scene s)
{
m_scene = s;
m_scene.EventManager.OnRegisterCaps += RegisterCaps;
m_scene.RegisterModuleInterface<ISimulatorFeaturesModule>(this);
}
public void RemoveRegion(Scene s)
{
m_scene.EventManager.OnRegisterCaps -= RegisterCaps;
}
public void RegionLoaded(Scene s)
{
}
public void PostInitialise()
{
}
public void Close() { }
public string Name { get { return "SimulatorFeaturesModule"; } }
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
/// <summary>
/// Add default features
/// </summary>
/// <remarks>
/// TODO: These should be added from other modules rather than hardcoded.
/// </remarks>
private void AddDefaultFeatures()
{
lock (m_features)
{
m_features["MeshRezEnabled"] = true;
m_features["MeshUploadEnabled"] = true;
m_features["MeshXferEnabled"] = true;
m_features["PhysicsMaterialsEnabled"] = true;
OSDMap typesMap = new OSDMap();
typesMap["convex"] = true;
typesMap["none"] = true;
typesMap["prim"] = true;
m_features["PhysicsShapeTypes"] = typesMap;
// Extra information for viewers that want to use it
// TODO: Take these out of here into their respective modules, like map-server-url
OSDMap extrasMap = new OSDMap();
if (m_SearchURL != string.Empty)
extrasMap["search-server-url"] = m_SearchURL;
if (m_ExportSupported)
extrasMap["ExportSupported"] = true;
if (extrasMap.Count > 0)
m_features["OpenSimExtras"] = extrasMap;
}
}
public void RegisterCaps(UUID agentID, Caps caps)
{
IRequestHandler reqHandler
= new RestHTTPHandler(
"GET", "/CAPS/" + UUID.Random(),
x => { return HandleSimulatorFeaturesRequest(x, agentID); }, "SimulatorFeatures", agentID.ToString());
caps.RegisterHandler("SimulatorFeatures", reqHandler);
}
public void AddFeature(string name, OSD value)
{
lock (m_features)
m_features[name] = value;
}
public bool RemoveFeature(string name)
{
lock (m_features)
return m_features.Remove(name);
}
public bool TryGetFeature(string name, out OSD value)
{
lock (m_features)
return m_features.TryGetValue(name, out value);
}
public OSDMap GetFeatures()
{
lock (m_features)
return new OSDMap(m_features);
}
private OSDMap DeepCopy()
{
// This isn't the cheapest way of doing this but the rate
// of occurrence is low (on sim entry only) and it's a sure
// way to get a true deep copy.
OSD copy = OSDParser.DeserializeLLSDXml(OSDParser.SerializeLLSDXmlString(m_features));
return (OSDMap)copy;
}
private Hashtable HandleSimulatorFeaturesRequest(Hashtable mDhttpMethod, UUID agentID)
{
// m_log.DebugFormat("[SIMULATOR FEATURES MODULE]: SimulatorFeatures request");
OSDMap copy = DeepCopy();
SimulatorFeaturesRequestDelegate handlerOnSimulatorFeaturesRequest = OnSimulatorFeaturesRequest;
if (handlerOnSimulatorFeaturesRequest != null)
handlerOnSimulatorFeaturesRequest(agentID, ref copy);
//Send back data
Hashtable responsedata = new Hashtable();
responsedata["int_response_code"] = 200;
responsedata["content_type"] = "text/plain";
responsedata["keepalive"] = false;
responsedata["str_response_string"] = OSDParser.SerializeLLSDXmlString(copy);
return responsedata;
}
}
}
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