initial commit of a loader for region modules written in python

2026-08-16 10:11:56 +00:00 · 2010-10-07 14:38:23 +03:00
commit d95d8cc207
2 changed files with 120 additions and 0 deletions
@@ -0,0 +1,80 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.IO;
+
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+
+using Microsoft.Scripting;
+using Microsoft.Scripting.Hosting;
+using IronPython.Hosting;
+using IronPython.Runtime;
+
+namespace PythonModuleLoader
+{
+    public class PythonRegionModuleHook : IRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        Scene m_scene;
+		IConfigSource m_config;
+		
+        private ScriptEngine m_pyengine = null;
+        private ScriptScope m_pyscope = null;
+		
+        #region IRegionModule interface
+
+        public void Initialise(Scene scene, IConfigSource config)
+        {
+            m_log.Info("[PythonModuleLoader] Initializing...");
+            m_scene = scene;
+			m_config = config;
+            m_pyengine = Python.CreateEngine();
+            m_pyscope = m_pyengine.CreateScope();
+            ICollection<string> paths = m_pyengine.GetSearchPaths();
+            paths.Add(AppDomain.CurrentDomain.BaseDirectory);
+			paths.Add(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "ScriptEngines"));
+			m_pyengine.SetSearchPaths(paths);
+			m_log.Info("Added " + AppDomain.CurrentDomain.BaseDirectory + " to python module search path");
+        }
+
+        public void PostInitialise()
+        {
+            ScriptSource source = null;
+			m_pyscope.SetVariable("scene", m_scene);
+			m_pyscope.SetVariable("config", m_config);
+            source = m_pyengine.CreateScriptSourceFromString(
+			                                				 "try:\n" +
+			                                                 "  import pymodloader\n" +
+			                                                 "  pymodloader.sceneinit(scene, config)\n" +
+			                                                 "except Exception, e:\n" +
+			                                                 "  import traceback\n" +
+			                                                 "  traceback.print_exc()\n",
+			                                                 SourceCodeKind.Statements);
+            source.Execute(m_pyscope);
+       }
+
+		public void Close()
+        {
+        }
+
+        public string Name
+        {
+            get { return "Python module loader"; }
+        }
+
+        public bool IsSharedModule
+        {
+            get { return false; }
+        }
+
+        #endregion
+
+    }
+}