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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.Generic;
using System.Reflection;
using System.Text;
using log4net;
using Nini.Config;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Scenes;
using OpenSim.ScriptEngine.Shared;
namespace OpenSim.ApplicationPlugins.ScriptEngine
{
public class RegionEngineLoader : IRegionModule
{
// This is a region module.
// This means: Every time a new region is created, a new instance of this module is also created.
// This module is responsible for starting the script engine for this region.
public string Name { get { return "SECS.DotNetEngine.Scheduler.RegionLoader"; } }
public bool IsSharedModule { get { return true; } }
internal static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private string tempScriptEngineName = "DotNetEngine";
public IScriptEngine scriptEngine;
public IConfigSource ConfigSource;
public IConfig ScriptConfigSource;
public void Initialise(Scene scene, IConfigSource source)
{
// New region is being created
// Create a new script engine
// Make sure we have config
try
{
if (ConfigSource.Configs["SECS"] == null)
ConfigSource.AddConfig("SECS");
ScriptConfigSource = ConfigSource.Configs["SECS"];
// Is SECS enabled?
if (ScriptConfigSource.GetBoolean("Enabled", false))
{
LoadEngine();
if (scriptEngine != null)
scriptEngine.Initialise(scene, source);
}
}
catch (NullReferenceException)
{
}
}
public void PostInitialise()
{
if (scriptEngine != null)
scriptEngine.PostInitialise();
}
public void Close()
{
try
{
if (scriptEngine != null)
scriptEngine.Close();
}
catch (Exception ex)
{
m_log.ErrorFormat("[{0}] Unable to close engine \"{1}\": {2}", Name, tempScriptEngineName, ex.ToString());
}
}
private void LoadEngine()
{
m_log.DebugFormat("[{0}] Loading region script engine engine \"{1}\".", Name, tempScriptEngineName);
try
{
lock (ComponentFactory.scriptEngines)
{
if (!ComponentFactory.scriptEngines.ContainsKey(tempScriptEngineName))
{
m_log.ErrorFormat("[{0}] Unable to load region script engine: Script engine \"{1}\" does not exist.", Name, tempScriptEngineName);
}
else
{
scriptEngine =
Activator.CreateInstance(ComponentFactory.scriptEngines[tempScriptEngineName]) as
IScriptEngine;
}
}
}
catch (Exception ex)
{
m_log.ErrorFormat("[{0}] Internal error loading region script engine \"{1}\": {2}", Name, tempScriptEngineName, ex.ToString());
}
}
}
}
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