/* * 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.Reflection; using System.Xml; using log4net; using OpenSim.Region.DataSnapshot.Interfaces; using OpenSim.Region.Environment.Scenes; using OpenSim.Framework; using OpenMetaverse; namespace OpenSim.Region.DataSnapshot.Providers { public class ObjectSnapshot : IDataSnapshotProvider { private Scene m_scene = null; // private DataSnapshotManager m_parent = null; private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); private bool m_stale = true; public void Initialize(Scene scene, DataSnapshotManager parent) { m_scene = scene; // m_parent = parent; //To check for staleness, we must catch all incoming client packets. m_scene.EventManager.OnNewClient += OnNewClient; m_scene.EventManager.OnParcelPrimCountAdd += delegate(SceneObjectGroup obj) { this.Stale = true; }; } public void OnNewClient(IClientAPI client) { //Detect object data changes by hooking into the IClientAPI. //Very dirty, and breaks whenever someone changes the client API. client.OnAddPrim += delegate (UUID ownerID, Vector3 RayEnd, Quaternion rot, PrimitiveBaseShape shape, byte bypassRaycast, Vector3 RayStart, UUID RayTargetID, byte RayEndIsIntersection) { this.Stale = true; }; client.OnLinkObjects += delegate (IClientAPI remoteClient, uint parent, List<uint> children) { this.Stale = true; }; client.OnDelinkObjects += delegate(List<uint> primIds) { this.Stale = true; }; client.OnGrabUpdate += delegate(UUID objectID, Vector3 offset, Vector3 grapPos, IClientAPI remoteClient) { this.Stale = true; }; client.OnObjectAttach += delegate(IClientAPI remoteClient, uint objectLocalID, uint AttachmentPt, Quaternion rot) { this.Stale = true; }; client.OnObjectDuplicate += delegate(uint localID, Vector3 offset, uint dupeFlags, UUID AgentID, UUID GroupID) { this.Stale = true; }; client.OnObjectDuplicateOnRay += delegate(uint localID, uint dupeFlags, UUID AgentID, UUID GroupID, UUID RayTargetObj, Vector3 RayEnd, Vector3 RayStart, bool BypassRaycast, bool RayEndIsIntersection, bool CopyCenters, bool CopyRotates) { this.Stale = true; }; client.OnObjectIncludeInSearch += delegate(IClientAPI remoteClient, bool IncludeInSearch, uint localID) { this.Stale = true; }; client.OnObjectPermissions += delegate(IClientAPI controller, UUID agentID, UUID sessionID, byte field, uint localId, uint mask, byte set) { this.Stale = true; }; client.OnRezObject += delegate(IClientAPI remoteClient, UUID itemID, Vector3 RayEnd, Vector3 RayStart, UUID RayTargetID, byte BypassRayCast, bool RayEndIsIntersection, uint EveryoneMask, uint GroupMask, uint NextOwnerMask, uint ItemFlags, bool RezSelected, bool RemoveItem, UUID fromTaskID) { this.Stale = true; }; } public Scene GetParentScene { get { return m_scene; } } public XmlNode RequestSnapshotData(XmlDocument nodeFactory) { m_log.Debug("[DATASNAPSHOT]: Generating object data for scene " + m_scene.RegionInfo.RegionName); XmlNode parent = nodeFactory.CreateNode(XmlNodeType.Element, "objectdata", ""); XmlNode node; foreach (EntityBase entity in m_scene.Entities.Values) { // only objects, not avatars if (entity is SceneObjectGroup) { SceneObjectGroup obj = (SceneObjectGroup)entity; m_log.Debug("[DATASNAPSHOT]: Found object " + obj.Name + " in scene"); // libomv will complain about PrimFlags.JointWheel // being obsolete, so we... #pragma warning disable 0612 if ((obj.RootPart.Flags & PrimFlags.JointWheel) == PrimFlags.JointWheel) { XmlNode xmlobject = nodeFactory.CreateNode(XmlNodeType.Element, "object", ""); node = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", ""); node.InnerText = obj.UUID.ToString(); xmlobject.AppendChild(node); SceneObjectPart m_rootPart = null; try { Type sog = typeof(SceneObjectGroup); FieldInfo rootField = sog.GetField("m_rootPart", BindingFlags.NonPublic | BindingFlags.Instance); if (rootField != null) { m_rootPart = (SceneObjectPart)rootField.GetValue(obj); } } catch (Exception e) { Console.WriteLine("[DATASNAPSHOT] couldn't access field reflectively\n" + e.ToString()); } if (m_rootPart != null) { node = nodeFactory.CreateNode(XmlNodeType.Element, "title", ""); node.InnerText = m_rootPart.Name; xmlobject.AppendChild(node); node = nodeFactory.CreateNode(XmlNodeType.Element, "description", ""); node.InnerText = m_rootPart.Description; xmlobject.AppendChild(node); node = nodeFactory.CreateNode(XmlNodeType.Element, "flags", ""); node.InnerText = String.Format("{0:x}", m_rootPart.ObjectFlags); xmlobject.AppendChild(node); } parent.AppendChild(xmlobject); } #pragma warning disable 0612 } } this.Stale = false; return parent; } public String Name { get { return "ObjectSnapshot"; } } public bool Stale { get { return m_stale; } set { m_stale = value; if (m_stale) OnStale(this); } } public event ProviderStale OnStale; } }