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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.
*
*/
/* Original code: Tedd Hansen */
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.DotNetEngine
{
public class ScriptManager : OpenSim.Region.ScriptEngine.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
private Compiler.LSL.Compiler LSLCompiler;
public override void _StartScript(uint localID, LLUUID itemID, string Script)
{
m_scriptEngine.Log.Debug(m_scriptEngine.ScriptEngineName, "ScriptManager StartScript: localID: " + localID + ", itemID: " + itemID);
// First time start? Lets fire up our compiler...
if (LSLCompiler == null)
LSLCompiler = new Compiler.LSL.Compiler(m_scriptEngine);
//IScriptHost root = host.GetRoot();
// 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.PerformScriptCompile(Script);
#if DEBUG
long before;
before = GC.GetTotalMemory(true);
#endif
IScript CompiledScript;
CompiledScript = m_scriptEngine.m_AppDomainManager.LoadScript(ScriptSource);
#if DEBUG
m_scriptEngine.Log.Debug(m_scriptEngine.ScriptEngineName, "Script " + itemID + " occupies {0} bytes", GC.GetTotalMemory(true) - before);
#endif
CompiledScript.Source = Script;
// 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.
LSL_BuiltIn_Commands LSLB = new LSL_BuiltIn_Commands(m_scriptEngine, m_host, localID, itemID);
// Start the script - giving it BuiltIns
CompiledScript.Start(LSLB);
// Fire the first start-event
m_scriptEngine.m_EventQueueManager.AddToScriptQueue(localID, itemID, "state_entry", EventQueueManager.llDetectNull, new object[] { });
}
catch (Exception e)
{
//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)
{
m_scriptEngine.Log.Error(m_scriptEngine.ScriptEngineName, "Error displaying error in-world: " + e2.ToString());
m_scriptEngine.Log.Error(m_scriptEngine.ScriptEngineName,
"Errormessage: Error compiling script:\r\n" + e.Message.ToString());
}
}
}
public override void _StopScript(uint localID, LLUUID itemID)
{
// Stop script
#if DEBUG
m_scriptEngine.Log.Debug(m_scriptEngine.ScriptEngineName, "Stop script localID: " + localID + " LLUID: " + itemID.ToString());
#endif
// 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)
{
m_scriptEngine.Log.Error(m_scriptEngine.ScriptEngineName, "Exception stopping script localID: " + localID + " LLUID: " + itemID.ToString() +
": " + e.ToString());
}
}
}
}
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