Files
opensim/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/MOD_Api.cs
Melanie Thielker c53f732163 Change the IScriptApi back to it's original form, removing XEngine
specific additions that should not have been there in the first place.
Sleeping and time measurement are now completely internal to XEngine
2015-08-17 21:46:30 +02:00

453 lines
19 KiB
C#

/*
* 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.Reflection;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.Remoting.Lifetime;
using System.Threading;
using log4net;
using OpenMetaverse;
using Nini.Config;
using OpenSim;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.ScriptEngine.Shared;
using OpenSim.Region.ScriptEngine.Shared.Api.Plugins;
using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
using OpenSim.Region.ScriptEngine.Interfaces;
using OpenSim.Region.ScriptEngine.Shared.Api.Interfaces;
using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;
using LSL_Integer = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLInteger;
using LSL_Key = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;
using LSL_List = OpenSim.Region.ScriptEngine.Shared.LSL_Types.list;
using LSL_Rotation = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Quaternion;
using LSL_String = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;
using LSL_Vector = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Vector3;
namespace OpenSim.Region.ScriptEngine.Shared.Api
{
[Serializable]
public class MOD_Api : MarshalByRefObject, IMOD_Api, IScriptApi
{
// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
internal IScriptEngine m_ScriptEngine;
internal SceneObjectPart m_host;
internal TaskInventoryItem m_item;
internal bool m_MODFunctionsEnabled = false;
internal IScriptModuleComms m_comms = null;
public void Initialize(
IScriptEngine scriptEngine, SceneObjectPart host, TaskInventoryItem item)
{
m_ScriptEngine = scriptEngine;
m_host = host;
m_item = item;
if (m_ScriptEngine.Config.GetBoolean("AllowMODFunctions", false))
m_MODFunctionsEnabled = true;
m_comms = m_ScriptEngine.World.RequestModuleInterface<IScriptModuleComms>();
if (m_comms == null)
m_MODFunctionsEnabled = false;
}
public override Object InitializeLifetimeService()
{
ILease lease = (ILease)base.InitializeLifetimeService();
if (lease.CurrentState == LeaseState.Initial)
{
lease.InitialLeaseTime = TimeSpan.FromMinutes(0);
// lease.RenewOnCallTime = TimeSpan.FromSeconds(10.0);
// lease.SponsorshipTimeout = TimeSpan.FromMinutes(1.0);
}
return lease;
}
public Scene World
{
get { return m_ScriptEngine.World; }
}
internal void MODError(string msg)
{
throw new ScriptException("MOD Runtime Error: " + msg);
}
/// <summary>
/// Dumps an error message on the debug console.
/// </summary>
/// <param name='message'></param>
internal void MODShoutError(string message)
{
if (message.Length > 1023)
message = message.Substring(0, 1023);
World.SimChat(
Utils.StringToBytes(message),
ChatTypeEnum.Shout, ScriptBaseClass.DEBUG_CHANNEL,
m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
wComm.DeliverMessage(ChatTypeEnum.Shout, ScriptBaseClass.DEBUG_CHANNEL, m_host.Name, m_host.UUID, message);
}
/// <summary>
///
/// </summary>
/// <param name="fname">The name of the function to invoke</param>
/// <param name="parms">List of parameters</param>
/// <returns>string result of the invocation</returns>
public void modInvokeN(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(string))
MODError(String.Format("return type mismatch for {0}",fname));
modInvoke(fname,parms);
}
public LSL_String modInvokeS(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(string))
MODError(String.Format("return type mismatch for {0}",fname));
string result = (string)modInvoke(fname,parms);
return new LSL_String(result);
}
public LSL_Integer modInvokeI(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(int))
MODError(String.Format("return type mismatch for {0}",fname));
int result = (int)modInvoke(fname,parms);
return new LSL_Integer(result);
}
public LSL_Float modInvokeF(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(float))
MODError(String.Format("return type mismatch for {0}",fname));
float result = (float)modInvoke(fname,parms);
return new LSL_Float(result);
}
public LSL_Key modInvokeK(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(UUID))
MODError(String.Format("return type mismatch for {0}",fname));
UUID result = (UUID)modInvoke(fname,parms);
return new LSL_Key(result.ToString());
}
public LSL_Vector modInvokeV(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(OpenMetaverse.Vector3))
MODError(String.Format("return type mismatch for {0}",fname));
OpenMetaverse.Vector3 result = (OpenMetaverse.Vector3)modInvoke(fname,parms);
return new LSL_Vector(result.X,result.Y,result.Z);
}
public LSL_Rotation modInvokeR(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(OpenMetaverse.Quaternion))
MODError(String.Format("return type mismatch for {0}",fname));
OpenMetaverse.Quaternion result = (OpenMetaverse.Quaternion)modInvoke(fname,parms);
return new LSL_Rotation(result.X,result.Y,result.Z,result.W);
}
public LSL_List modInvokeL(string fname, params object[] parms)
{
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type returntype = m_comms.LookupReturnType(fname);
if (returntype != typeof(object[]))
MODError(String.Format("return type mismatch for {0}",fname));
object[] result = (object[])modInvoke(fname,parms);
object[] llist = new object[result.Length];
for (int i = 0; i < result.Length; i++)
{
if (result[i] is string)
{
llist[i] = new LSL_String((string)result[i]);
}
else if (result[i] is int)
{
llist[i] = new LSL_Integer((int)result[i]);
}
else if (result[i] is float)
{
llist[i] = new LSL_Float((float)result[i]);
}
else if (result[i] is double)
{
llist[i] = new LSL_Float((double)result[i]);
}
else if (result[i] is UUID)
{
llist[i] = new LSL_Key(result[i].ToString());
}
else if (result[i] is OpenMetaverse.Vector3)
{
OpenMetaverse.Vector3 vresult = (OpenMetaverse.Vector3)result[i];
llist[i] = new LSL_Vector(vresult.X, vresult.Y, vresult.Z);
}
else if (result[i] is OpenMetaverse.Quaternion)
{
OpenMetaverse.Quaternion qresult = (OpenMetaverse.Quaternion)result[i];
llist[i] = new LSL_Rotation(qresult.X, qresult.Y, qresult.Z, qresult.W);
}
else
{
MODError(String.Format("unknown list element {1} returned by {0}", fname, result[i].GetType().Name));
}
}
return new LSL_List(llist);
}
/// <summary>
/// Invokes a preregistered function through the ScriptModuleComms class
/// </summary>
/// <param name="fname">The name of the function to invoke</param>
/// <param name="fname">List of parameters</param>
/// <returns>string result of the invocation</returns>
protected object modInvoke(string fname, params object[] parms)
{
if (!m_MODFunctionsEnabled)
{
MODShoutError("Module command functions not enabled");
return "";
}
// m_log.DebugFormat(
// "[MOD API]: Invoking dynamic function {0}, args '{1}' with {2} return type",
// fname,
// string.Join(",", Array.ConvertAll<object, string>(parms, o => o.ToString())),
// ((MethodInfo)MethodBase.GetCurrentMethod()).ReturnType);
Type[] signature = m_comms.LookupTypeSignature(fname);
if (signature.Length != parms.Length)
MODError(String.Format("wrong number of parameters to function {0}",fname));
object[] convertedParms = new object[parms.Length];
for (int i = 0; i < parms.Length; i++)
convertedParms[i] = ConvertFromLSL(parms[i], signature[i], fname);
// now call the function, the contract with the function is that it will always return
// non-null but don't trust it completely
try
{
object result = m_comms.InvokeOperation(m_host.UUID, m_item.ItemID, fname, convertedParms);
if (result != null)
return result;
MODError(String.Format("Invocation of {0} failed; null return value",fname));
}
catch (Exception e)
{
MODError(String.Format("Invocation of {0} failed; {1}",fname,e.Message));
}
return null;
}
/// <summary>
/// Send a command to functions registered on an event
/// </summary>
public string modSendCommand(string module, string command, string k)
{
if (!m_MODFunctionsEnabled)
{
MODShoutError("Module command functions not enabled");
return UUID.Zero.ToString();;
}
UUID req = UUID.Random();
m_comms.RaiseEvent(m_item.ItemID, req.ToString(), module, command, k);
return req.ToString();
}
/// <summary>
/// </summary>
protected object ConvertFromLSL(object lslparm, Type type, string fname)
{
// ---------- String ----------
if (lslparm is LSL_String)
{
if (type == typeof(string))
return (string)(LSL_String)lslparm;
// Need to check for UUID since keys are often treated as strings
if (type == typeof(UUID))
return new UUID((string)(LSL_String)lslparm);
}
// ---------- Integer ----------
else if (lslparm is LSL_Integer)
{
if (type == typeof(int) || type == typeof(float))
return (int)(LSL_Integer)lslparm;
}
// ---------- Float ----------
else if (lslparm is LSL_Float)
{
if (type == typeof(float))
return (float)(LSL_Float)lslparm;
}
// ---------- Key ----------
else if (lslparm is LSL_Key)
{
if (type == typeof(UUID))
return new UUID((LSL_Key)lslparm);
}
// ---------- Rotation ----------
else if (lslparm is LSL_Rotation)
{
if (type == typeof(OpenMetaverse.Quaternion))
{
return (OpenMetaverse.Quaternion)((LSL_Rotation)lslparm);
}
}
// ---------- Vector ----------
else if (lslparm is LSL_Vector)
{
if (type == typeof(OpenMetaverse.Vector3))
{
return (OpenMetaverse.Vector3)((LSL_Vector)lslparm);
}
}
// ---------- List ----------
else if (lslparm is LSL_List)
{
if (type == typeof(object[]))
{
object[] plist = (lslparm as LSL_List).Data;
object[] result = new object[plist.Length];
for (int i = 0; i < plist.Length; i++)
{
if (plist[i] is LSL_String)
result[i] = (string)(LSL_String)plist[i];
else if (plist[i] is LSL_Integer)
result[i] = (int)(LSL_Integer)plist[i];
// The int check exists because of the many plain old int script constants in ScriptBase which
// are not LSL_Integers.
else if (plist[i] is int)
result[i] = plist[i];
else if (plist[i] is LSL_Float)
result[i] = (float)(LSL_Float)plist[i];
else if (plist[i] is LSL_Key)
result[i] = new UUID((LSL_Key)plist[i]);
else if (plist[i] is LSL_Rotation)
result[i] = (Quaternion)((LSL_Rotation)plist[i]);
else if (plist[i] is LSL_Vector)
result[i] = (Vector3)((LSL_Vector)plist[i]);
else
MODError(String.Format("{0}: unknown LSL list element type", fname));
}
return result;
}
}
MODError(String.Format("{0}: parameter type mismatch; expecting {1}, type(parm)={2}", fname, type.Name, lslparm.GetType()));
return null;
}
}
}