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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.Collections.Generic;
using System.Reflection;
using System.IO;
using System.Web;
using log4net;
using Nini.Config;
using Mono.Addins;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Services.Connectors.SimianGrid
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "SimianExternalCapsModule")]
public class SimianExternalCapsModule : INonSharedRegionModule, IExternalCapsModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private bool m_enabled = true;
private Scene m_scene;
private String m_simianURL;
private IGridUserService m_GridUserService;
#region IRegionModule Members
public string Name
{
get { return this.GetType().Name; }
}
public void Initialise(IConfigSource config)
{
try
{
IConfig m_config;
if ((m_config = config.Configs["SimianExternalCaps"]) != null)
{
m_enabled = m_config.GetBoolean("Enabled", m_enabled);
if ((m_config = config.Configs["SimianGrid"]) != null)
{
m_simianURL = m_config.GetString("SimianServiceURL");
if (String.IsNullOrEmpty(m_simianURL))
m_log.ErrorFormat("[SimianGrid] service URL is not defined");
}
}
else
m_enabled = false;
}
catch (Exception e)
{
m_log.ErrorFormat("[SimianExternalCaps] initialization error: {0}",e.Message);
return;
}
}
public void PostInitialise() { }
public void Close() { }
public void AddRegion(Scene scene)
{
if (! m_enabled)
return;
m_scene = scene;
m_scene.RegisterModuleInterface<IExternalCapsModule>(this);
}
public void RemoveRegion(Scene scene)
{
if (! m_enabled)
return;
m_scene.EventManager.OnRegisterCaps -= RegisterCapsEventHandler;
m_scene.EventManager.OnDeregisterCaps -= DeregisterCapsEventHandler;
}
public void RegionLoaded(Scene scene)
{
if (! m_enabled)
return;
m_scene.EventManager.OnRegisterCaps += RegisterCapsEventHandler;
m_scene.EventManager.OnDeregisterCaps += DeregisterCapsEventHandler;
}
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
#region IExternalCapsModule
// Eg http://grid.sciencesim.com/GridPublic/%CAP%/%OP%/"
public bool RegisterExternalUserCapsHandler(UUID agentID, Caps caps, String capName, String urlSkel)
{
UUID cap = UUID.Random();
// Call to simian to register the cap we generated
// NameValueCollection requestArgs = new NameValueCollection
// {
// { "RequestMethod", "AddCapability" },
// { "Resource", "user" },
// { "Expiration", 0 },
// { "OwnerID", agentID.ToString() },
// { "CapabilityID", cap.ToString() }
// };
// OSDMap response = SimianGrid.PostToService(m_simianURL, requestArgs);
Dictionary<String,String> subs = new Dictionary<String,String>();
subs["%OP%"] = capName;
subs["%USR%"] = agentID.ToString();
subs["%CAP%"] = cap.ToString();
subs["%SIM%"] = m_scene.RegionInfo.RegionID.ToString();
caps.RegisterHandler(capName,ExpandSkeletonURL(urlSkel,subs));
return true;
}
#endregion
#region EventHandlers
public void RegisterCapsEventHandler(UUID agentID, Caps caps) { }
public void DeregisterCapsEventHandler(UUID agentID, Caps caps) { }
#endregion
private String ExpandSkeletonURL(String urlSkel, Dictionary<String,String> subs)
{
String result = urlSkel;
foreach (KeyValuePair<String,String> kvp in subs)
{
result = result.Replace(kvp.Key,kvp.Value);
}
return result;
}
}
}
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