* Applied patch from Melanie, mantis issue #1581 - "Refactor LSL language, api and compiler out of XEngine"

"First stage in a major Script Engine refactor, that will result in the LSL implementaions ebing reconverged. Not there yet, but one major part is done."
Thank you, Melanie!

1 files changed, 79 insertions, 0 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/ApiManager.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/ApiManager.cs
new file mode 100644
index 0000000..f7f2676
--- /dev/null
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/ApiManager.cs
@@ -0,0 +1,79 @@
+/*
+ * 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;
+using System.Collections.Generic;
+using System.Reflection;
+using OpenSim.Region.ScriptEngine.Interfaces;
+
+namespace OpenSim.Region.ScriptEngine.Shared.Api
+{
+    public class ApiManager
+    {
+        private Dictionary<string,Type> m_Apis = new Dictionary<string,Type>();
+
+        public string[] GetApis()
+        {
+            if(m_Apis.Count > 0)
+            {
+                List<string> l = new List<string>(m_Apis.Keys);
+                return l.ToArray();
+            }
+
+            Assembly a = Assembly.GetExecutingAssembly();
+
+            Type[] types = a.GetExportedTypes();
+
+            foreach (Type t in types)
+            {
+                string name = t.ToString();
+                int idx = name.LastIndexOf('.');
+                if(idx != -1)
+                    name = name.Substring(idx+1);
+
+                if(name.EndsWith("_Api"))
+                {
+                    name = name.Substring(0, name.Length - 4);
+                    m_Apis[name] = t;
+                }
+            }
+
+            List<string> ret = new List<string>(m_Apis.Keys);
+            return ret.ToArray();
+        }
+
+        public IScriptApi CreateApi(string api)
+        {
+            if(!m_Apis.ContainsKey(api))
+                return null;
+
+            IScriptApi ret = (IScriptApi)(Activator.CreateInstance(m_Apis[api]));
+            return ret;
+        }
+    }
+}