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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 libsecondlife;
using OpenSim.Framework;
using OpenSim.Region.Environment.Scenes;
using OpenSim.Region.ScriptEngine.Common;
using OpenSim.Region.ScriptEngine.Common.ScriptEngineBase;
namespace OpenSim.Region.ScriptEngine.LSOEngine
{
public class ScriptManager : Common.ScriptEngineBase.ScriptManager
{
public ScriptManager(Common.ScriptEngineBase.ScriptEngine scriptEngine)
: base(scriptEngine)
{
base.m_scriptEngine = scriptEngine;
}
// KEEP TRACK OF SCRIPTS <int id, whatever script>
//internal Dictionary<uint, Dictionary<LLUUID, LSL_BaseClass>> Scripts = new Dictionary<uint, Dictionary<LLUUID, LSL_BaseClass>>();
// LOAD SCRIPT
// UNLOAD SCRIPT
// PROVIDE SCRIPT WITH ITS INTERFACE TO OpenSim
public override void _StartScript(uint localID, LLUUID itemID, string Script)
{
//IScriptHost root = host.GetRoot();
Console.WriteLine("ScriptManager StartScript: localID: " + localID + ", itemID: " + itemID);
// We will initialize and start the script.
// It will be up to the script itself to hook up the correct events.
string ScriptSource = String.Empty;
SceneObjectPart m_host = World.GetSceneObjectPart(localID);
try
{
// Compile (We assume LSL)
//ScriptSource = LSLCompiler.CompileFromLSLText(Script);
//#if DEBUG
//long before;
//before = GC.GetTotalMemory(true); // This force a garbage collect that freezes some windows plateforms
//#endif
IScript CompiledScript;
CompiledScript = m_scriptEngine.m_AppDomainManager.LoadScript(ScriptSource);
//#if DEBUG
//Console.WriteLine("Script " + itemID + " occupies {0} bytes", GC.GetTotalMemory(true) - before);
//#endif
CompiledScript.Source = ScriptSource;
// Add it to our script memstruct
SetScript(localID, itemID, CompiledScript);
// We need to give (untrusted) assembly a private instance of BuiltIns
// this private copy will contain Read-Only FullitemID so that it can bring that on to the server whenever needed.
BuilIn_Commands LSLB = new BuilIn_Commands(m_scriptEngine, m_host, localID, itemID);
// Start the script - giving it BuiltIns
CompiledScript.Start(LSLB);
// Fire the first start-event
int eventFlags = m_scriptEngine.m_ScriptManager.GetStateEventFlags(localID, itemID);
m_host.SetScriptEvents(itemID, eventFlags);
m_scriptEngine.m_EventQueueManager.AddToScriptQueue(localID, itemID, "state_entry", EventQueueManager.llDetectNull, new object[] { });
}
catch (Exception e) // LEGIT - User Script Compilation
{
//m_scriptEngine.Log.Error("[ScriptEngine]: Error compiling script: " + e.ToString());
try
{
// DISPLAY ERROR INWORLD
string text = "Error compiling script:\r\n" + e.Message.ToString();
if (text.Length > 1500)
text = text.Substring(0, 1500);
World.SimChat(Helpers.StringToField(text), ChatTypeEnum.Say, 0, m_host.AbsolutePosition,
m_host.Name, m_host.UUID);
}
catch (Exception e2) // LEGIT - User Scripting
{
m_scriptEngine.Log.Error("[ScriptEngine]: Error displaying error in-world: " + e2.ToString());
m_scriptEngine.Log.Error("[ScriptEngine]: " +
"Errormessage: Error compiling script:\r\n" + e.Message.ToString());
}
}
}
public override void _StopScript(uint localID, LLUUID itemID)
{
// Stop script
Console.WriteLine("Stop script localID: " + localID + " LLUID: " + itemID.ToString());
// Stop long command on script
m_scriptEngine.m_ASYNCLSLCommandManager.RemoveScript(localID, itemID);
IScript LSLBC = GetScript(localID, itemID);
if (LSLBC == null)
return;
// TEMP: First serialize it
//GetSerializedScript(localID, itemID);
try
{
// Get AppDomain
AppDomain ad = LSLBC.Exec.GetAppDomain();
// Tell script not to accept new requests
GetScript(localID, itemID).Exec.StopScript();
// Remove from internal structure
RemoveScript(localID, itemID);
// Tell AppDomain that we have stopped script
m_scriptEngine.m_AppDomainManager.StopScript(ad);
}
catch (Exception e) // LEGIT - Problems caused by User Scripting
{
Console.WriteLine("Exception stopping script localID: " + localID + " LLUID: " + itemID.ToString() +
": " + e.ToString());
}
}
public override void Initialize()
{
}
}
}
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