268 lines
12 KiB
C#
268 lines
12 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Xml;
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using System.Reflection;
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using OpenSim.Region.Environment.Scenes;
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using OpenSim.Region.Environment.Modules.LandManagement;
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using OpenSim.Region.Environment.Interfaces;
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using OpenSim.Framework;
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using OpenSim.Framework.Console;
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using OpenSim.Framework.Communications;
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using libsecondlife;
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using libsecondlife.Packets;
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namespace OpenSim.Region.DataSnapshot
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{
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public class LandSnapshot : IDataSnapshotProvider
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{
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private Scene m_scene = null;
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private DataSnapshotManager m_parent = null;
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//private Dictionary<int, Land> m_landIndexed = new Dictionary<int, Land>();
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private log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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#region Dead code
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/*
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* David, I don't think we need this at all. When we do the snapshot, we can
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* simply look into the parcels that are marked for ShowDirectory -- see
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* conditional in RequestSnapshotData
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*
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//Revise this, look for more direct way of checking for change in land
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#region Client hooks
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public void OnNewClient(IClientAPI client)
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{
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//Land hooks
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client.OnParcelDivideRequest += ParcelSplitHook;
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client.OnParcelJoinRequest += ParcelSplitHook;
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client.OnParcelPropertiesUpdateRequest += ParcelPropsHook;
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}
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public void ParcelSplitHook(int west, int south, int east, int north, IClientAPI remote_client)
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{
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PrepareData();
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}
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public void ParcelPropsHook(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client)
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{
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PrepareData();
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}
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#endregion
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public void PrepareData()
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{
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m_log.Info("[EXTERNALDATA]: Generating land data.");
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m_landIndexed.Clear();
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//Index sim land
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foreach (KeyValuePair<int, Land> curLand in m_scene.LandManager.landList)
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{
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//if ((curLand.Value.landData.landFlags & (uint)Parcel.ParcelFlags.ShowDirectory) == (uint)Parcel.ParcelFlags.ShowDirectory)
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//{
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m_landIndexed.Add(curLand.Key, curLand.Value.Copy());
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//}
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}
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}
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public Dictionary<int,Land> IndexedLand {
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get { return m_landIndexed; }
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}
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*/
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#endregion
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#region IDataSnapshotProvider members
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public void Initialize(Scene scene, DataSnapshotManager parent)
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{
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m_scene = scene;
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m_parent = parent;
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//m_scene.EventManager.OnNewClient += OnNewClient;
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}
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public Scene GetParentScene
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{
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get { return m_scene; }
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}
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public XmlNode RequestSnapshotData(XmlDocument nodeFactory)
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{
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ILandChannel landChannel = (LandChannel)m_scene.LandChannel;
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Dictionary<int, ILandObject> landList = null;
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try
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{
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Type landChannelType = typeof(LandChannel);
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FieldInfo landListField = landChannelType.GetField("landList", BindingFlags.NonPublic | BindingFlags.Instance);
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if (landListField != null)
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{
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landList = (Dictionary<int, ILandObject>)landListField.GetValue(landChannel);
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}
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}
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catch (Exception e)
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{
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Console.WriteLine("[DATASNAPSHOT] couldn't access field reflectively\n" + e.ToString());
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}
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XmlNode parent = nodeFactory.CreateNode(XmlNodeType.Element, "parceldata", "");
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if (landList != null)
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{
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//foreach (KeyValuePair<int, Land> curParcel in m_landIndexed)
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foreach (LandObject land in landList.Values)
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{
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LandData parcel = land.landData;
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if ((parcel.landFlags & (uint)Parcel.ParcelFlags.ShowDirectory) == (uint)Parcel.ParcelFlags.ShowDirectory)
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{
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//TODO: make better method of marshalling data from LandData to XmlNode
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XmlNode xmlparcel = nodeFactory.CreateNode(XmlNodeType.Element, "parcel", "");
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// Attributes of the parcel node
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XmlAttribute scripts_attr = nodeFactory.CreateAttribute("scripts");
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scripts_attr.Value = GetScriptsPermissions(parcel);
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XmlAttribute category_attr = nodeFactory.CreateAttribute("category");
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category_attr.Value = parcel.category.ToString();
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//XmlAttribute entities_attr = nodeFactory.CreateAttribute("entities");
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//entities_attr.Value = land.primsOverMe.Count.ToString();
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xmlparcel.Attributes.Append(scripts_attr);
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xmlparcel.Attributes.Append(category_attr);
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//xmlparcel.Attributes.Append(entities_attr);
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//name, description, area, and UUID
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XmlNode name = nodeFactory.CreateNode(XmlNodeType.Element, "name", "");
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name.InnerText = parcel.landName;
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xmlparcel.AppendChild(name);
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XmlNode desc = nodeFactory.CreateNode(XmlNodeType.Element, "description", "");
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desc.InnerText = parcel.landDesc;
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xmlparcel.AppendChild(desc);
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XmlNode uuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
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uuid.InnerText = parcel.globalID.ToString();
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xmlparcel.AppendChild(uuid);
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XmlNode area = nodeFactory.CreateNode(XmlNodeType.Element, "area", "");
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area.InnerText = parcel.area.ToString();
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xmlparcel.AppendChild(area);
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//default location
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XmlNode tpLocation = nodeFactory.CreateNode(XmlNodeType.Element, "location", "");
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LLVector3 loc = parcel.userLocation;
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if (loc.Equals(LLVector3.Zero)) // This test is mute at this point: the location is wrong by default
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loc = new LLVector3((parcel.AABBMax.X - parcel.AABBMin.X) / 2, (parcel.AABBMax.Y - parcel.AABBMin.Y) / 2, (parcel.AABBMax.Y - parcel.AABBMin.Y) / 2);
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tpLocation.InnerText = loc.X.ToString() + "/" + loc.Y.ToString() + "/" + loc.Z.ToString();
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xmlparcel.AppendChild(tpLocation);
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//TODO: figure how to figure out teleport system landData.landingType
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//land texture snapshot uuid
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if (parcel.snapshotID != LLUUID.Zero)
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{
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XmlNode textureuuid = nodeFactory.CreateNode(XmlNodeType.Element, "image", "");
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textureuuid.InnerText = parcel.snapshotID.ToString();
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xmlparcel.AppendChild(textureuuid);
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}
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//attached user and group
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if (parcel.groupID != LLUUID.Zero)
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{
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XmlNode groupblock = nodeFactory.CreateNode(XmlNodeType.Element, "group", "");
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XmlNode groupuuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
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groupuuid.InnerText = parcel.groupID.ToString();
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groupblock.AppendChild(groupuuid);
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//No name yet, there's no way to get a group name since they don't exist yet.
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//TODO: When groups are supported, add the group handling code.
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xmlparcel.AppendChild(groupblock);
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}
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if (!parcel.isGroupOwned)
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{
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XmlNode userblock = nodeFactory.CreateNode(XmlNodeType.Element, "owner", "");
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LLUUID userOwnerUUID = parcel.ownerID;
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XmlNode useruuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", "");
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useruuid.InnerText = userOwnerUUID.ToString();
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userblock.AppendChild(useruuid);
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try
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{
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XmlNode username = nodeFactory.CreateNode(XmlNodeType.Element, "name", "");
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UserProfileData userProfile = m_scene.CommsManager.UserService.GetUserProfile(userOwnerUUID);
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username.InnerText = userProfile.username + " " + userProfile.surname;
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userblock.AppendChild(username);
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}
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catch (Exception)
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{
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m_log.Info("[DATASNAPSHOT]: Cannot find owner name; ignoring this parcel");
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}
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xmlparcel.AppendChild(userblock);
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}
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//else
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//{
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// XmlAttribute type = (XmlAttribute)nodeFactory.CreateNode(XmlNodeType.Attribute, "type", "");
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// type.InnerText = "owner";
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// groupblock.Attributes.Append(type);
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//}
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parent.AppendChild(xmlparcel);
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}
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}
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//snap.AppendChild(parent);
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}
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return parent;
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}
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#endregion
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#region Helper functions
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private string GetScriptsPermissions(LandData parcel)
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{
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if ((parcel.landFlags & (uint)Parcel.ParcelFlags.AllowOtherScripts) == (uint)Parcel.ParcelFlags.AllowOtherScripts)
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return "yes";
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else
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return "no";
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}
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#endregion
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}
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}
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