From 927003de3364ac05a958a377d212ae0be82cc4a2 Mon Sep 17 00:00:00 2001 From: Charles Krinke Date: Mon, 7 Apr 2008 13:50:05 +0000 Subject: Thank you kindly Diva & KMeisthax for adding the beginnings of search capability to OpenSim in the form of a configurable module. --- OpenSim/Region/DataSnapshot/LandSnapshot.cs | 267 ++++++++++++++++++++++++++++ 1 file changed, 267 insertions(+) create mode 100644 OpenSim/Region/DataSnapshot/LandSnapshot.cs (limited to 'OpenSim/Region/DataSnapshot/LandSnapshot.cs') diff --git a/OpenSim/Region/DataSnapshot/LandSnapshot.cs b/OpenSim/Region/DataSnapshot/LandSnapshot.cs new file mode 100644 index 0000000..47dea43 --- /dev/null +++ b/OpenSim/Region/DataSnapshot/LandSnapshot.cs @@ -0,0 +1,267 @@ +/* +* 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.Text; +using System.Xml; +using System.Reflection; + +using OpenSim.Region.Environment.Scenes; +using OpenSim.Region.Environment.Modules.LandManagement; +using OpenSim.Region.Environment.Interfaces; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using OpenSim.Framework.Communications; +using libsecondlife; +using libsecondlife.Packets; + +namespace OpenSim.Region.DataSnapshot +{ + public class LandSnapshot : IDataSnapshotProvider + { + private Scene m_scene = null; + private DataSnapshotManager m_parent = null; + //private Dictionary m_landIndexed = new Dictionary(); + private log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); + + #region Dead code + + /* + * David, I don't think we need this at all. When we do the snapshot, we can + * simply look into the parcels that are marked for ShowDirectory -- see + * conditional in RequestSnapshotData + * + //Revise this, look for more direct way of checking for change in land + #region Client hooks + + public void OnNewClient(IClientAPI client) + { + //Land hooks + client.OnParcelDivideRequest += ParcelSplitHook; + client.OnParcelJoinRequest += ParcelSplitHook; + client.OnParcelPropertiesUpdateRequest += ParcelPropsHook; + } + + public void ParcelSplitHook(int west, int south, int east, int north, IClientAPI remote_client) + { + PrepareData(); + } + + public void ParcelPropsHook(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client) + { + PrepareData(); + } + + #endregion + + public void PrepareData() + { + m_log.Info("[EXTERNALDATA]: Generating land data."); + + m_landIndexed.Clear(); + + //Index sim land + foreach (KeyValuePair curLand in m_scene.LandManager.landList) + { + //if ((curLand.Value.landData.landFlags & (uint)Parcel.ParcelFlags.ShowDirectory) == (uint)Parcel.ParcelFlags.ShowDirectory) + //{ + m_landIndexed.Add(curLand.Key, curLand.Value.Copy()); + //} + } + } + + public Dictionary IndexedLand { + get { return m_landIndexed; } + } + */ + + #endregion + + #region IDataSnapshotProvider members + + public void Initialize(Scene scene, DataSnapshotManager parent) + { + m_scene = scene; + m_parent = parent; + //m_scene.EventManager.OnNewClient += OnNewClient; + } + + public Scene GetParentScene + { + get { return m_scene; } + } + + public XmlNode RequestSnapshotData(XmlDocument nodeFactory) + { + ILandChannel landChannel = (LandChannel)m_scene.LandChannel; + Dictionary landList = null; + try + { + Type landChannelType = typeof(LandChannel); + FieldInfo landListField = landChannelType.GetField("landList", BindingFlags.NonPublic | BindingFlags.Instance); + if (landListField != null) + { + landList = (Dictionary)landListField.GetValue(landChannel); + } + } + catch (Exception e) + { + Console.WriteLine("[DATASNAPSHOT] couldn't access field reflectively\n" + e.ToString()); + } + XmlNode parent = nodeFactory.CreateNode(XmlNodeType.Element, "parceldata", ""); + if (landList != null) + { + + //foreach (KeyValuePair curParcel in m_landIndexed) + foreach (LandObject land in landList.Values) + { + LandData parcel = land.landData; + if ((parcel.landFlags & (uint)Parcel.ParcelFlags.ShowDirectory) == (uint)Parcel.ParcelFlags.ShowDirectory) + { + + //TODO: make better method of marshalling data from LandData to XmlNode + XmlNode xmlparcel = nodeFactory.CreateNode(XmlNodeType.Element, "parcel", ""); + + // Attributes of the parcel node + XmlAttribute scripts_attr = nodeFactory.CreateAttribute("scripts"); + scripts_attr.Value = GetScriptsPermissions(parcel); + XmlAttribute category_attr = nodeFactory.CreateAttribute("category"); + category_attr.Value = parcel.category.ToString(); + //XmlAttribute entities_attr = nodeFactory.CreateAttribute("entities"); + //entities_attr.Value = land.primsOverMe.Count.ToString(); + xmlparcel.Attributes.Append(scripts_attr); + xmlparcel.Attributes.Append(category_attr); + //xmlparcel.Attributes.Append(entities_attr); + + + //name, description, area, and UUID + XmlNode name = nodeFactory.CreateNode(XmlNodeType.Element, "name", ""); + name.InnerText = parcel.landName; + xmlparcel.AppendChild(name); + + XmlNode desc = nodeFactory.CreateNode(XmlNodeType.Element, "description", ""); + desc.InnerText = parcel.landDesc; + xmlparcel.AppendChild(desc); + + XmlNode uuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", ""); + uuid.InnerText = parcel.globalID.ToString(); + xmlparcel.AppendChild(uuid); + + XmlNode area = nodeFactory.CreateNode(XmlNodeType.Element, "area", ""); + area.InnerText = parcel.area.ToString(); + xmlparcel.AppendChild(area); + + //default location + XmlNode tpLocation = nodeFactory.CreateNode(XmlNodeType.Element, "location", ""); + LLVector3 loc = parcel.userLocation; + if (loc.Equals(LLVector3.Zero)) // This test is mute at this point: the location is wrong by default + loc = new LLVector3((parcel.AABBMax.X - parcel.AABBMin.X) / 2, (parcel.AABBMax.Y - parcel.AABBMin.Y) / 2, (parcel.AABBMax.Y - parcel.AABBMin.Y) / 2); + tpLocation.InnerText = loc.X.ToString() + "/" + loc.Y.ToString() + "/" + loc.Z.ToString(); + xmlparcel.AppendChild(tpLocation); + + //TODO: figure how to figure out teleport system landData.landingType + + //land texture snapshot uuid + if (parcel.snapshotID != LLUUID.Zero) + { + XmlNode textureuuid = nodeFactory.CreateNode(XmlNodeType.Element, "image", ""); + textureuuid.InnerText = parcel.snapshotID.ToString(); + xmlparcel.AppendChild(textureuuid); + } + + //attached user and group + if (parcel.groupID != LLUUID.Zero) + { + XmlNode groupblock = nodeFactory.CreateNode(XmlNodeType.Element, "group", ""); + XmlNode groupuuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", ""); + groupuuid.InnerText = parcel.groupID.ToString(); + groupblock.AppendChild(groupuuid); + + //No name yet, there's no way to get a group name since they don't exist yet. + //TODO: When groups are supported, add the group handling code. + + xmlparcel.AppendChild(groupblock); + } + + if (!parcel.isGroupOwned) + { + XmlNode userblock = nodeFactory.CreateNode(XmlNodeType.Element, "owner", ""); + + LLUUID userOwnerUUID = parcel.ownerID; + + XmlNode useruuid = nodeFactory.CreateNode(XmlNodeType.Element, "uuid", ""); + useruuid.InnerText = userOwnerUUID.ToString(); + userblock.AppendChild(useruuid); + + try + { + XmlNode username = nodeFactory.CreateNode(XmlNodeType.Element, "name", ""); + UserProfileData userProfile = m_scene.CommsManager.UserService.GetUserProfile(userOwnerUUID); + username.InnerText = userProfile.username + " " + userProfile.surname; + userblock.AppendChild(username); + } + catch (Exception) + { + m_log.Info("[DATASNAPSHOT]: Cannot find owner name; ignoring this parcel"); + } + + xmlparcel.AppendChild(userblock); + } + //else + //{ + // XmlAttribute type = (XmlAttribute)nodeFactory.CreateNode(XmlNodeType.Attribute, "type", ""); + // type.InnerText = "owner"; + // groupblock.Attributes.Append(type); + //} + + parent.AppendChild(xmlparcel); + } + } + //snap.AppendChild(parent); + } + + return parent; + } + + #endregion + + #region Helper functions + + private string GetScriptsPermissions(LandData parcel) + { + if ((parcel.landFlags & (uint)Parcel.ParcelFlags.AllowOtherScripts) == (uint)Parcel.ParcelFlags.AllowOtherScripts) + return "yes"; + else + return "no"; + + } + + #endregion + } +} -- cgit v1.1