1 files changed, 161 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs
new file mode 100644
index 0000000..d3c2cd1
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs
@@ -0,0 +1,161 @@
+/*
+ * 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.Generic;
+using System.IO;
+using System.Reflection;
+using System.Xml;
+using OpenMetaverse;
+using log4net;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.CoreModules.World.Serialiser;
+using OpenSim.Region.CoreModules.World.Terrain;
+
+namespace OpenSim.Region.CoreModules.World.Archiver
+{
+    /// <summary>
+    /// Method called when all the necessary assets for an archive request have been received.
+    /// </summary>
+    public delegate void AssetsRequestCallback(IDictionary<UUID, AssetBase> assetsFound, ICollection<UUID> assetsNotFoundUuids);
+    
+    /// <summary>
+    /// Execute the write of an archive once we have received all the necessary data
+    /// </summary>
+    public class ArchiveWriteRequestExecution
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        protected ITerrainModule m_terrainModule;
+        protected IRegionSerialiserModule m_serialiser;
+        protected List<SceneObjectGroup> m_sceneObjects;
+        protected Scene m_scene;
+        protected Stream m_saveStream;
+
+        public ArchiveWriteRequestExecution(
+             List<SceneObjectGroup> sceneObjects,
+             ITerrainModule terrainModule,
+             IRegionSerialiserModule serialiser,
+             Scene scene,
+             Stream saveStream)
+        {
+            m_sceneObjects = sceneObjects;
+            m_terrainModule = terrainModule;
+            m_serialiser = serialiser;
+            m_scene = scene;
+            m_saveStream = saveStream;
+        }
+
+        protected internal void ReceivedAllAssets(
+            IDictionary<UUID, AssetBase> assetsFound, ICollection<UUID> assetsNotFoundUuids)
+        {
+            foreach (UUID uuid in assetsNotFoundUuids)
+            {
+                m_log.DebugFormat("[ARCHIVER]: Could not find asset {0}", uuid);
+            }
+
+            m_log.InfoFormat(
+                "[ARCHIVER]: Received {0} of {1} assets requested", 
+                assetsFound.Count, assetsFound.Count + assetsNotFoundUuids.Count);
+            
+            m_log.InfoFormat("[ARCHIVER]: Creating archive file.  This may take some time.");
+
+            TarArchiveWriter archive = new TarArchiveWriter();
+
+            // Write out control file
+            archive.AddFile(ArchiveConstants.CONTROL_FILE_PATH, Create0p2ControlFile());
+            
+            // Write out region settings
+            string settingsPath 
+                = String.Format("{0}{1}.xml", ArchiveConstants.SETTINGS_PATH, m_scene.RegionInfo.RegionName);
+            archive.AddFile(settingsPath, RegionSettingsSerializer.Serialize(m_scene.RegionInfo.RegionSettings));
+
+            // Write out terrain
+            string terrainPath 
+                = String.Format("{0}{1}.r32", ArchiveConstants.TERRAINS_PATH, m_scene.RegionInfo.RegionName);
+            
+            MemoryStream ms = new MemoryStream();
+            m_terrainModule.SaveToStream(terrainPath, ms);
+            archive.AddFile(terrainPath, ms.ToArray());
+            ms.Close();
+
+            // Write out scene object metadata
+            foreach (SceneObjectGroup sceneObject in m_sceneObjects)
+            {
+                //m_log.DebugFormat("[ARCHIVER]: Saving {0} {1}, {2}", entity.Name, entity.UUID, entity.GetType());
+
+                Vector3 position = sceneObject.AbsolutePosition;
+
+                string serializedObject = m_serialiser.SaveGroupToXml2(sceneObject);
+                string filename
+                    = string.Format(
+                        "{0}{1}_{2:000}-{3:000}-{4:000}__{5}.xml",
+                        ArchiveConstants.OBJECTS_PATH, sceneObject.Name,
+                        Math.Round(position.X), Math.Round(position.Y), Math.Round(position.Z),
+                        sceneObject.UUID);
+
+                archive.AddFile(filename, serializedObject);
+            }
+
+            // Write out assets
+            AssetsArchiver assetsArchiver = new AssetsArchiver(assetsFound);
+            assetsArchiver.Archive(archive);
+
+            archive.WriteTar(m_saveStream);
+
+            m_log.InfoFormat("[ARCHIVER]: Wrote out OpenSimulator archive for {0}", m_scene.RegionInfo.RegionName);
+            
+            m_scene.EventManager.TriggerOarFileSaved(String.Empty);
+        }
+
+        /// <summary>
+        /// Create the control file for a 0.2 version archive
+        /// </summary>
+        /// <returns></returns>
+        public static string Create0p2ControlFile()
+        {
+            StringWriter sw = new StringWriter();
+            XmlTextWriter xtw = new XmlTextWriter(sw);
+            xtw.Formatting = Formatting.Indented;
+            xtw.WriteStartDocument();
+            xtw.WriteStartElement("archive");
+            xtw.WriteAttributeString("major_version", "0");
+            xtw.WriteAttributeString("minor_version", "2");
+            xtw.WriteEndElement();
+
+            xtw.Flush();
+            xtw.Close();
+
+            String s = sw.ToString();
+            sw.Close();
+
+            return s;
+        }
+    }
+}