More additions to the nextgen reference UGAIM

5 files changed, 305 insertions, 29 deletions

diff --git a/OpenSim/Services/AssetService/AssetService.cs b/OpenSim/Services/AssetService/AssetService.cs
new file mode 100644
index 0000000..233fa62
--- /dev/null
+++ b/OpenSim/Services/AssetService/AssetService.cs
@@ -0,0 +1,94 @@
+/*
+ * 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.Reflection;
+using Nini.Config;
+using log4net;
+using OpenSim.Framework;
+using OpenSim.Data;
+using OpenSim.Services.Interfaces;
+
+namespace OpenSim.Services.AssetService
+{
+    public class AssetService : AssetServiceBase, IAssetService
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        public AssetService(IConfigSource config) : base(config)
+        {
+            if (m_AssetLoader != null)
+            {
+                IConfig assetConfig = config.Configs["AssetService"];
+                if (assetConfig == null)
+                    throw new Exception("No AssetService configuration");
+
+                string loaderArgs = assetConfig.GetString("AssetLoaderArgs",
+                        String.Empty);
+
+                m_log.InfoFormat("[ASSET]: Loading default asset set from {0}", loaderArgs);
+                m_AssetLoader.ForEachDefaultXmlAsset(loaderArgs,
+                        delegate(AssetBase a)
+                        {
+                            Store(a);
+                        });
+            }
+        }
+
+        public AssetBase Get(string id)
+        {
+            return null;
+        }
+
+        public AssetMetadata GetMetadata(string id)
+        {
+            return null;
+        }
+
+        public byte[] GetData(string id)
+        {
+            return null;
+        }
+
+        public string Store(AssetBase asset)
+        {
+            return String.Empty;
+        }
+
+        public bool UpdateContent(string id, byte[] data)
+        {
+            return false;
+        }
+
+        public bool Delete(string id)
+        {
+            return false;
+        }
+    }
+}
diff --git a/OpenSim/Services/AssetService/AssetServiceBase.cs b/OpenSim/Services/AssetService/AssetServiceBase.cs
new file mode 100644
index 0000000..4c5ba0f
--- /dev/null
+++ b/OpenSim/Services/AssetService/AssetServiceBase.cs
@@ -0,0 +1,76 @@
+/*
+ * 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.Reflection;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Data;
+using OpenSim.Services.Interfaces;
+using OpenSim.Services.Base;
+
+namespace OpenSim.Services.AssetService
+{
+    public class AssetServiceBase : ServiceBase
+    {
+        protected IAssetDataPlugin m_Database = null;
+        protected IAssetLoader m_AssetLoader = null;
+
+        public AssetServiceBase(IConfigSource config) : base(config)
+        {
+            IConfig assetConfig = config.Configs["AssetService"];
+            if (assetConfig == null)
+                throw new Exception("No AssetService configuration");
+
+            string dllName = assetConfig.GetString("StorageProvider",
+                    String.Empty);
+
+            if (dllName == String.Empty)
+                throw new Exception("No StorageProvider configured");
+
+            string connString = assetConfig.GetString("ConnectionString",
+                    String.Empty);
+
+            m_Database = LoadPlugin<IAssetDataPlugin>(dllName);
+            if (m_Database == null)
+                throw new Exception("Could not find a storage interface in the given module");
+
+            m_Database.Initialise(connString);
+
+            string loaderName = assetConfig.GetString("DefaultAssetLoader",
+                    String.Empty);
+
+            if (loaderName != String.Empty)
+            {
+                m_AssetLoader = LoadPlugin<IAssetLoader>(loaderName);
+
+                if (m_AssetLoader == null)
+                    throw new Exception("Asset loader could not be loaded");
+            }
+        }
+    }
+}
diff --git a/OpenSim/Services/Base/ServiceBase.cs b/OpenSim/Services/Base/ServiceBase.cs
new file mode 100644
index 0000000..800b172
--- /dev/null
+++ b/OpenSim/Services/Base/ServiceBase.cs
@@ -0,0 +1,74 @@
+/*
+ * 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.Reflection;
+using Nini.Config;
+using OpenSim.Services.Interfaces;
+
+namespace OpenSim.Services.Base
+{
+    public class ServiceBase
+    {
+        public T LoadPlugin<T>(string dllName) where T:class
+        {
+            string interfaceName = typeof(T).ToString();
+
+            try
+            {
+                Assembly pluginAssembly = Assembly.LoadFrom(dllName);
+
+                foreach (Type pluginType in pluginAssembly.GetTypes())
+                {
+                    if (pluginType.IsPublic)
+                    {
+                        Type typeInterface =
+                                pluginType.GetInterface(interfaceName, true);
+                        if (typeInterface != null)
+                        {
+                            T plug = (T)Activator.CreateInstance(
+                                    pluginAssembly.GetType(
+                                    pluginType.ToString()));
+
+                            return plug;
+                        }
+                    }
+                }
+
+                return null;
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+        }
+
+        public ServiceBase(IConfigSource config)
+        {
+        }
+    }
+}
diff --git a/OpenSim/Services/Interfaces/IAssetService.cs b/OpenSim/Services/Interfaces/IAssetService.cs
new file mode 100644
index 0000000..e1717d0
--- /dev/null
+++ b/OpenSim/Services/Interfaces/IAssetService.cs
@@ -0,0 +1,53 @@
+/*
+ * 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 OpenSim.Framework;
+
+namespace OpenSim.Services.Interfaces
+{
+    public interface IAssetService
+    {
+        // Three different ways to retrieve an asset
+        //
+        AssetBase Get(string id);
+        AssetMetadata GetMetadata(string id);
+        byte[] GetData(string id);
+
+        // Creates a new asset
+        // Returns a random ID if none is passed into it
+        //
+        string Store(AssetBase asset);
+
+        // Attachments and bare scripts need this!!
+        //
+        bool UpdateContent(string id, byte[] data);
+
+        // Kill an asset
+        //
+        bool Delete(string id);
+    }
+}
diff --git a/OpenSim/Services/UserService/UserServiceBase.cs b/OpenSim/Services/UserService/UserServiceBase.cs
index 6a20670..0cf24a4 100644
--- a/OpenSim/Services/UserService/UserServiceBase.cs
+++ b/OpenSim/Services/UserService/UserServiceBase.cs
@@ -30,18 +30,19 @@ using System.Reflection;
 using Nini.Config;
 using OpenSim.Data;
 using OpenSim.Services.Interfaces;
+using OpenSim.Services.Base;
 
 namespace OpenSim.Services.UserService
 {
-    public class UserServiceBase
+    public class UserServiceBase: ServiceBase
     {
         protected IUserDataPlugin m_Database = null;
 
-        public UserServiceBase(IConfigSource config)
+        public UserServiceBase(IConfigSource config) : base(config)
         {
             IConfig userConfig = config.Configs["UserService"];
             if (userConfig == null)
-                throw new Exception("No userService configuration");
+                throw new Exception("No UserService configuration");
 
             string dllName = userConfig.GetString("StorageProvider",
                     String.Empty);
@@ -52,34 +53,12 @@ namespace OpenSim.Services.UserService
             string connString = userConfig.GetString("ConnectionString",
                     String.Empty);
 
-            try
-            {
-                Assembly pluginAssembly = Assembly.LoadFrom(dllName);
+            m_Database = LoadPlugin<IUserDataPlugin>(dllName);
 
-                foreach (Type pluginType in pluginAssembly.GetTypes())
-                {
-                    if (pluginType.IsPublic)
-                    {
-                        Type typeInterface =
-                                pluginType.GetInterface("IUserDataPlugin", true);
-                        if (typeInterface != null)
-                        {
-                            IUserDataPlugin plug =
-                                    (IUserDataPlugin)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
-                            plug.Initialise(connString);
+            if (m_Database == null)
+                throw new Exception("Could not find a storage interface in the given module");
 
-                            m_Database = plug;
-                        }
-                    }
-                }
-
-                if (m_Database == null)
-                    throw new Exception("Could not find a storage interface in the given module");
-            }
-            catch (Exception e)
-            {
-                throw new Exception("Can't open database module: "+e.Message);
-            }
+            m_Database.Initialise(connString);
         }
     }
 }