From e31de6707fe6296cbfe3ee5765b48eef42828541 Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Mon, 16 Jun 2008 17:13:28 +0000
Subject: * refactor: Fission ArchiveWriteRequest into prepare and execute
classes
---
.../Archiver/ArchiveWriteRequestPreparation.cs | 142 +++++++++++++++++++++
1 file changed, 142 insertions(+)
create mode 100644 OpenSim/Region/Environment/Modules/World/Archiver/ArchiveWriteRequestPreparation.cs
(limited to 'OpenSim/Region/Environment/Modules/World/Archiver/ArchiveWriteRequestPreparation.cs')
diff --git a/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveWriteRequestPreparation.cs b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveWriteRequestPreparation.cs
new file mode 100644
index 0000000..a93e58d
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveWriteRequestPreparation.cs
@@ -0,0 +1,142 @@
+/*
+ * 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 OpenSim.Framework;
+using OpenSim.Framework.Communications.Cache;
+using OpenSim.Region.Environment.Interfaces;
+using OpenSim.Region.Environment.Modules.World.Serialiser;
+using OpenSim.Region.Environment.Scenes;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Threading;
+using libsecondlife;
+using log4net;
+using Nini.Config;
+
+namespace OpenSim.Region.Environment.Modules.World.Archiver
+{
+ ///
+ /// Prepare to write out an archive.
+ ///
+ public class ArchiveWriteRequestPreparation
+ {
+ private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+ protected Scene m_scene;
+ protected string m_savePath;
+
+ public ArchiveWriteRequestPreparation(Scene scene, string savePath)
+ {
+ m_scene = scene;
+ m_savePath = savePath;
+ }
+
+ public void ArchiveRegion()
+ {
+ Dictionary assetUuids = new Dictionary();
+
+ List entities = m_scene.GetEntities();
+
+ foreach (EntityBase entity in entities)
+ {
+ if (entity is SceneObjectGroup)
+ {
+ SceneObjectGroup sceneObject = (SceneObjectGroup)entity;
+
+ foreach (SceneObjectPart part in sceneObject.GetParts())
+ {
+ // XXX: Not a great way to iterate through face textures, but there's no
+ // other way to tell how many faces there actually are
+ //int i = 0;
+ foreach (LLObject.TextureEntryFace texture in part.Shape.Textures.FaceTextures)
+ {
+ if (texture != null)
+ {
+ //m_log.DebugFormat("[ARCHIVER]: Got face {0}", i++);
+ assetUuids[texture.TextureID] = 1;
+ }
+ }
+
+ foreach (TaskInventoryItem tit in part.TaskInventory.Values)
+ {
+ if (tit.Type != (int)InventoryType.Object)
+ {
+ m_log.DebugFormat("[ARCHIVER]: Recording asset {0} in object {1}", tit.AssetID, part.UUID);
+ assetUuids[tit.AssetID] = 1;
+ }
+ else
+ {
+ // TODO: Need to unpack every tit and go through its textures & items, recursively
+ // this will mean going through the 'assets' received multiple times so that we can
+ // unpack objects within objects before recursively requesting the inner assets
+ }
+ }
+ }
+ }
+ }
+
+ string serializedEntities = SerializeObjects(entities);
+
+ if (serializedEntities != null && serializedEntities.Length > 0)
+ {
+ m_log.DebugFormat("[ARCHIVER]: Successfully got serialization for {0} entities", entities.Count);
+ m_log.DebugFormat("[ARCHIVER]: Requiring save of {0} textures", assetUuids.Count);
+
+ // Asynchronously request all the assets required to perform this archive operation
+ ArchiveWriteRequestExecution awre = new ArchiveWriteRequestExecution(serializedEntities, m_savePath);
+ new AssetsRequest(assetUuids.Keys, m_scene.AssetCache, awre.ReceivedAllAssets).Execute();
+ }
+ }
+
+ ///
+ /// Get an xml representation of the given scene objects.
+ ///
+ ///
+ ///
+ protected static string SerializeObjects(List entities)
+ {
+ string serialization = "";
+
+ List serObjects = new List();
+
+ foreach (EntityBase ent in entities)
+ {
+ if (ent is SceneObjectGroup)
+ {
+ serObjects.Add(((SceneObjectGroup) ent).ToXmlString2());
+ }
+ }
+
+ foreach (string serObject in serObjects)
+ serialization += serObject;
+
+ serialization += "";
+
+ return serialization;
+ }
+ }
+}
--
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