1 files changed, 228 insertions, 0 deletions

diff --git a/OpenSim/Region/Environment/Modules/World/Serialiser/SceneXmlLoader.cs b/OpenSim/Region/Environment/Modules/World/Serialiser/SceneXmlLoader.cs
new file mode 100644
index 0000000..7f51b58
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Serialiser/SceneXmlLoader.cs
@@ -0,0 +1,228 @@
+/*
+ * 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.Xml;
+using Axiom.Math;
+using libsecondlife;
+using OpenSim.Framework;
+using OpenSim.Region.Physics.Manager;
+
+namespace OpenSim.Region.Environment.Scenes
+{
+    /// <summary>
+    /// Static methods to serialize and deserialize scene objects to and from XML
+    /// </summary>
+    public class SceneXmlLoader
+    {
+        public static void LoadPrimsFromXml(Scene scene, string fileName, bool newIDS, LLVector3 loadOffset)
+        {
+            XmlDocument doc = new XmlDocument();
+            XmlNode rootNode;
+            int primCount = 0;
+            if (fileName.StartsWith("http:") || File.Exists(fileName))
+            {
+                XmlTextReader reader = new XmlTextReader(fileName);
+                reader.WhitespaceHandling = WhitespaceHandling.None;
+                doc.Load(reader);
+                reader.Close();
+                rootNode = doc.FirstChild;
+                foreach (XmlNode aPrimNode in rootNode.ChildNodes)
+                {
+                    SceneObjectGroup obj = new SceneObjectGroup(scene, scene.RegionInfo.RegionHandle, aPrimNode.OuterXml);
+                    
+                    if (newIDS)
+                    {
+                        obj.ResetIDs();
+                    }
+                    //if we want this to be a import method then we need new uuids for the object to avoid any clashes
+                    //obj.RegenerateFullIDs();
+                    
+                    scene.AddSceneObject(obj);
+
+                    SceneObjectPart rootPart = obj.GetChildPart(obj.UUID);
+                    // Apply loadOffsets for load/import and move combinations
+                    rootPart.GroupPosition = rootPart.AbsolutePosition + loadOffset;
+                    bool UsePhysics = (((rootPart.GetEffectiveObjectFlags() & (uint) LLObject.ObjectFlags.Physics) > 0) &&
+                                       scene.m_physicalPrim);
+                    if ((rootPart.GetEffectiveObjectFlags() & (uint) LLObject.ObjectFlags.Phantom) == 0)
+                    {
+                        rootPart.PhysActor = scene.PhysicsScene.AddPrimShape(
+                            rootPart.Name,
+                            rootPart.Shape,
+                            new PhysicsVector(rootPart.AbsolutePosition.X + loadOffset.X,
+                                              rootPart.AbsolutePosition.Y + loadOffset.Y,
+                                              rootPart.AbsolutePosition.Z + loadOffset.Z),
+                            new PhysicsVector(rootPart.Scale.X, rootPart.Scale.Y, rootPart.Scale.Z),
+                            new Quaternion(rootPart.RotationOffset.W, rootPart.RotationOffset.X,
+                                           rootPart.RotationOffset.Y, rootPart.RotationOffset.Z), UsePhysics);
+
+                        // to quote from SceneObjectPart: Basic
+                        // Physics returns null..  joy joy joy.
+                        if (rootPart.PhysActor != null)
+                        {
+                            rootPart.PhysActor.LocalID = rootPart.LocalId;
+                            rootPart.DoPhysicsPropertyUpdate(UsePhysics, true);
+                        }
+                    }
+                    primCount++;
+                }
+            }
+            else
+            {
+                throw new Exception("Could not open file " + fileName + " for reading");
+            }
+        }
+
+        public static void SavePrimsToXml(Scene scene, string fileName)
+        {
+            FileStream file = new FileStream(fileName, FileMode.Create);
+            StreamWriter stream = new StreamWriter(file);
+            int primCount = 0;
+            stream.WriteLine("<scene>\n");
+
+            List<EntityBase> EntityList = scene.GetEntities();
+
+            foreach (EntityBase ent in EntityList)
+            {
+                if (ent is SceneObjectGroup)
+                {
+                    stream.WriteLine(((SceneObjectGroup) ent).ToXmlString());
+                    primCount++;
+                }
+            }
+            stream.WriteLine("</scene>\n");
+            stream.Close();
+            file.Close();
+        }
+
+        public static string SavePrimGroupToXML2String(SceneObjectGroup grp)
+        {
+            string returnstring = "";
+            returnstring += "<scene>\n";
+            returnstring += grp.ToXmlString2();
+            returnstring += "</scene>\n";
+            return returnstring;
+        }
+
+        public static void LoadGroupFromXml2String(Scene scene, string xmlString)
+        {
+            XmlDocument doc = new XmlDocument();
+            XmlNode rootNode;
+
+            XmlTextReader reader = new XmlTextReader(new StringReader(xmlString));
+            reader.WhitespaceHandling = WhitespaceHandling.None;
+            doc.Load(reader);
+            reader.Close();
+            rootNode = doc.FirstChild;
+            foreach (XmlNode aPrimNode in rootNode.ChildNodes)
+            {
+                CreatePrimFromXml(scene, aPrimNode.OuterXml);
+            }
+        }
+
+        public static void LoadPrimsFromXml2(Scene scene, string fileName)
+        {
+            XmlDocument doc = new XmlDocument();
+            XmlNode rootNode;
+            if (fileName.StartsWith("http:") || File.Exists(fileName))
+            {
+                XmlTextReader reader = new XmlTextReader(fileName);
+                reader.WhitespaceHandling = WhitespaceHandling.None;
+                doc.Load(reader);
+                reader.Close();
+                rootNode = doc.FirstChild;
+                foreach (XmlNode aPrimNode in rootNode.ChildNodes)
+                {
+                    CreatePrimFromXml(scene, aPrimNode.OuterXml);
+                }
+            }
+            else
+            {
+                throw new Exception("Could not open file " + fileName + " for reading");
+            }
+        }
+
+        public static void CreatePrimFromXml(Scene scene, string xmlData)
+        {
+            SceneObjectGroup obj = new SceneObjectGroup(xmlData);
+            LLVector3 receivedVelocity = obj.RootPart.Velocity;
+            //System.Console.WriteLine(obj.RootPart.Velocity.ToString());            
+            scene.AddSceneObjectFromStorage(obj);
+
+            SceneObjectPart rootPart = obj.GetChildPart(obj.UUID);
+            bool UsePhysics = (((rootPart.GetEffectiveObjectFlags() & (uint) LLObject.ObjectFlags.Physics) > 0) &&
+                               scene.m_physicalPrim);
+            if ((rootPart.GetEffectiveObjectFlags() & (uint) LLObject.ObjectFlags.Phantom) == 0)
+            {
+                rootPart.PhysActor = scene.PhysicsScene.AddPrimShape(
+                    rootPart.Name,
+                    rootPart.Shape,
+                    new PhysicsVector(rootPart.AbsolutePosition.X, rootPart.AbsolutePosition.Y,
+                                      rootPart.AbsolutePosition.Z),
+                    new PhysicsVector(rootPart.Scale.X, rootPart.Scale.Y, rootPart.Scale.Z),
+                    new Quaternion(rootPart.RotationOffset.W, rootPart.RotationOffset.X,
+                                   rootPart.RotationOffset.Y, rootPart.RotationOffset.Z), UsePhysics);
+
+                // to quote from SceneObjectPart: Basic
+                // Physics returns null..  joy joy joy.
+                if (rootPart.PhysActor != null)
+                {
+                    rootPart.PhysActor.LocalID = rootPart.LocalId;
+                    rootPart.DoPhysicsPropertyUpdate(UsePhysics, true);
+                }
+                rootPart.Velocity = receivedVelocity;
+            }
+
+            obj.ScheduleGroupForFullUpdate();
+        }
+
+        public static void SavePrimsToXml2(Scene scene, string fileName)
+        {
+            FileStream file = new FileStream(fileName, FileMode.Create);
+            StreamWriter stream = new StreamWriter(file);
+            int primCount = 0;
+            stream.WriteLine("<scene>\n");
+
+            List<EntityBase> EntityList = scene.GetEntities();
+
+            foreach (EntityBase ent in EntityList)
+            {
+                if (ent is SceneObjectGroup)
+                {
+                    stream.WriteLine(((SceneObjectGroup) ent).ToXmlString2());
+                    primCount++;
+                }
+            }
+            stream.WriteLine("</scene>\n");
+            stream.Close();
+            file.Close();
+        }
+    }
+}