1 files changed, 148 insertions, 0 deletions

diff --git a/OpenSim/Server/Base/ServerUtils.cs b/OpenSim/Server/Base/ServerUtils.cs
new file mode 100644
index 0000000..ae0c3d4
--- /dev/null
+++ b/OpenSim/Server/Base/ServerUtils.cs
@@ -0,0 +1,148 @@
+/*
+ * 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.IO;
+using System.Reflection;
+using System.Xml;
+using System.Xml.Serialization;
+using System.Text;
+
+namespace OpenSim.Server.Base
+{
+    public static class ServerUtils
+    {
+        public static string SLAssetTypeToContentType(int assetType)
+        {
+            switch (assetType)
+            {
+                case 0:
+                    return "image/jp2";
+                case 1:
+                    return "application/ogg";
+                case 2:
+                    return "application/x-metaverse-callingcard";
+                case 3:
+                    return "application/x-metaverse-landmark";
+                case 5:
+                    return "application/x-metaverse-clothing";
+                case 6:
+                    return "application/x-metaverse-primitive";
+                case 7:
+                    return "application/x-metaverse-notecard";
+                case 8:
+                    return "application/x-metaverse-folder";
+                case 10:
+                    return "application/x-metaverse-lsl";
+                case 11:
+                    return "application/x-metaverse-lso";
+                case 12:
+                    return "image/tga";
+                case 13:
+                    return "application/x-metaverse-bodypart";
+                case 17:
+                    return "audio/x-wav";
+                case 19:
+                    return "image/jpeg";
+                case 20:
+                    return "application/x-metaverse-animation";
+                case 21:
+                    return "application/x-metaverse-gesture";
+                case 22:
+                    return "application/x-metaverse-simstate";
+                default:
+                    return "application/octet-stream";
+            }
+        }
+
+        public static  byte[] SerializeResult(XmlSerializer xs, object data)
+        {
+            MemoryStream ms = new MemoryStream();
+            XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
+            xw.Formatting = Formatting.Indented;
+            xs.Serialize(xw, data);
+            xw.Flush();
+
+            ms.Seek(0, SeekOrigin.Begin);
+            byte[] ret = ms.GetBuffer();
+            Array.Resize<byte>(ref ret, (int)ms.Length);
+
+            return ret;
+        }
+
+        public static T LoadPlugin<T>(string dllName, Object[] args) where T:class
+        {
+            string[] parts = dllName.Split(new char[] {':'});
+
+            dllName = parts[0];
+
+            string className = String.Empty;
+
+            if (parts.Length > 1)
+                className = parts[1];
+
+            return LoadPlugin<T>(dllName, className, args);
+        }
+
+        public static T LoadPlugin<T>(string dllName, string className, Object[] args) where T:class
+        {
+            string interfaceName = typeof(T).ToString();
+
+            try
+            {
+                Assembly pluginAssembly = Assembly.LoadFrom(dllName);
+
+                foreach (Type pluginType in pluginAssembly.GetTypes())
+                {
+                    if (pluginType.IsPublic)
+                    {
+                        if (className != String.Empty &&
+                                pluginType.ToString() !=
+                                pluginType.Namespace + "." + className)
+                            continue;
+
+                        Type typeInterface =
+                                pluginType.GetInterface(interfaceName, true);
+                        if (typeInterface != null)
+                        {
+                            T plug = (T)Activator.CreateInstance(pluginType,
+                                    args);
+
+                            return plug;
+                        }
+                    }
+                }
+
+                return null;
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+        }
+    }
+}