305 lines
13 KiB
C#
305 lines
13 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 OpenSimulator 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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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Reflection;
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using System.Text;
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using System.Xml;
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using log4net;
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using OpenMetaverse;
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using OpenSim.Framework;
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using OpenSim.Services.Interfaces;
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namespace OpenSim.Framework.Serialization.External
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{
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/// <summary>
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/// Serialize and deserialize user inventory items as an external format.
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/// </summary>
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public class UserInventoryItemSerializer
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{
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// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private static Dictionary<string, Action<InventoryItemBase, XmlReader>> m_InventoryItemXmlProcessors
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= new Dictionary<string, Action<InventoryItemBase, XmlReader>>();
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#region InventoryItemBase Processor initialization
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static UserInventoryItemSerializer()
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{
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m_InventoryItemXmlProcessors.Add("Name", ProcessName);
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m_InventoryItemXmlProcessors.Add("ID", ProcessID);
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m_InventoryItemXmlProcessors.Add("InvType", ProcessInvType);
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m_InventoryItemXmlProcessors.Add("CreatorUUID", ProcessCreatorUUID);
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m_InventoryItemXmlProcessors.Add("CreatorID", ProcessCreatorID);
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m_InventoryItemXmlProcessors.Add("CreatorData", ProcessCreatorData);
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m_InventoryItemXmlProcessors.Add("CreationDate", ProcessCreationDate);
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m_InventoryItemXmlProcessors.Add("Owner", ProcessOwner);
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m_InventoryItemXmlProcessors.Add("Description", ProcessDescription);
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m_InventoryItemXmlProcessors.Add("AssetType", ProcessAssetType);
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m_InventoryItemXmlProcessors.Add("AssetID", ProcessAssetID);
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m_InventoryItemXmlProcessors.Add("SaleType", ProcessSaleType);
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m_InventoryItemXmlProcessors.Add("SalePrice", ProcessSalePrice);
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m_InventoryItemXmlProcessors.Add("BasePermissions", ProcessBasePermissions);
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m_InventoryItemXmlProcessors.Add("CurrentPermissions", ProcessCurrentPermissions);
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m_InventoryItemXmlProcessors.Add("EveryOnePermissions", ProcessEveryOnePermissions);
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m_InventoryItemXmlProcessors.Add("NextPermissions", ProcessNextPermissions);
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m_InventoryItemXmlProcessors.Add("Flags", ProcessFlags);
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m_InventoryItemXmlProcessors.Add("GroupID", ProcessGroupID);
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m_InventoryItemXmlProcessors.Add("GroupOwned", ProcessGroupOwned);
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}
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#endregion
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#region InventoryItemBase Processors
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private static void ProcessName(InventoryItemBase item, XmlReader reader)
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{
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item.Name = reader.ReadElementContentAsString("Name", String.Empty);
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}
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private static void ProcessID(InventoryItemBase item, XmlReader reader)
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{
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item.ID = Util.ReadUUID(reader, "ID");
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}
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private static void ProcessInvType(InventoryItemBase item, XmlReader reader)
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{
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item.InvType = reader.ReadElementContentAsInt("InvType", String.Empty);
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}
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private static void ProcessCreatorUUID(InventoryItemBase item, XmlReader reader)
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{
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item.CreatorId = reader.ReadElementContentAsString("CreatorUUID", String.Empty);
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}
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private static void ProcessCreatorID(InventoryItemBase item, XmlReader reader)
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{
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// when it exists, this overrides the previous
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item.CreatorId = reader.ReadElementContentAsString("CreatorID", String.Empty);
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}
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private static void ProcessCreationDate(InventoryItemBase item, XmlReader reader)
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{
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item.CreationDate = reader.ReadElementContentAsInt("CreationDate", String.Empty);
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}
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private static void ProcessOwner(InventoryItemBase item, XmlReader reader)
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{
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item.Owner = Util.ReadUUID(reader, "Owner");
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}
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private static void ProcessDescription(InventoryItemBase item, XmlReader reader)
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{
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item.Description = reader.ReadElementContentAsString("Description", String.Empty);
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}
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private static void ProcessAssetType(InventoryItemBase item, XmlReader reader)
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{
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item.AssetType = reader.ReadElementContentAsInt("AssetType", String.Empty);
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}
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private static void ProcessAssetID(InventoryItemBase item, XmlReader reader)
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{
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item.AssetID = Util.ReadUUID(reader, "AssetID");
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}
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private static void ProcessSaleType(InventoryItemBase item, XmlReader reader)
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{
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item.SaleType = (byte)reader.ReadElementContentAsInt("SaleType", String.Empty);
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}
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private static void ProcessSalePrice(InventoryItemBase item, XmlReader reader)
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{
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item.SalePrice = reader.ReadElementContentAsInt("SalePrice", String.Empty);
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}
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private static void ProcessBasePermissions(InventoryItemBase item, XmlReader reader)
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{
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item.BasePermissions = (uint)reader.ReadElementContentAsInt("BasePermissions", String.Empty);
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}
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private static void ProcessCurrentPermissions(InventoryItemBase item, XmlReader reader)
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{
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item.CurrentPermissions = (uint)reader.ReadElementContentAsInt("CurrentPermissions", String.Empty);
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}
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private static void ProcessEveryOnePermissions(InventoryItemBase item, XmlReader reader)
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{
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item.EveryOnePermissions = (uint)reader.ReadElementContentAsInt("EveryOnePermissions", String.Empty);
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}
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private static void ProcessNextPermissions(InventoryItemBase item, XmlReader reader)
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{
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item.NextPermissions = (uint)reader.ReadElementContentAsInt("NextPermissions", String.Empty);
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}
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private static void ProcessFlags(InventoryItemBase item, XmlReader reader)
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{
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item.Flags = (uint)reader.ReadElementContentAsInt("Flags", String.Empty);
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}
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private static void ProcessGroupID(InventoryItemBase item, XmlReader reader)
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{
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item.GroupID = Util.ReadUUID(reader, "GroupID");
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}
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private static void ProcessGroupOwned(InventoryItemBase item, XmlReader reader)
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{
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item.GroupOwned = Util.ReadBoolean(reader);
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}
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private static void ProcessCreatorData(InventoryItemBase item, XmlReader reader)
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{
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item.CreatorData = reader.ReadElementContentAsString("CreatorData", String.Empty);
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}
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#endregion
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/// <summary>
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/// Deserialize item
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/// </summary>
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/// <param name="serializedSettings"></param>
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/// <returns></returns>
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/// <exception cref="System.Xml.XmlException"></exception>
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public static InventoryItemBase Deserialize(byte[] serialization)
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{
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return Deserialize(Encoding.ASCII.GetString(serialization, 0, serialization.Length));
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}
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/// <summary>
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/// Deserialize settings
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/// </summary>
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/// <param name="serializedSettings"></param>
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/// <returns></returns>
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/// <exception cref="System.Xml.XmlException"></exception>
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public static InventoryItemBase Deserialize(string serialization)
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{
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InventoryItemBase item = new InventoryItemBase();
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using (XmlTextReader reader = new XmlTextReader(new StringReader(serialization)))
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{
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reader.ReadStartElement("InventoryItem");
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ExternalRepresentationUtils.ExecuteReadProcessors<InventoryItemBase>(
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item, m_InventoryItemXmlProcessors, reader);
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reader.ReadEndElement(); // InventoryItem
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}
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//m_log.DebugFormat("[XXX]: parsed InventoryItemBase {0} - {1}", obj.Name, obj.UUID);
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return item;
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}
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public static string Serialize(InventoryItemBase inventoryItem, Dictionary<string, object> options, IUserAccountService userAccountService)
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{
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StringWriter sw = new StringWriter();
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XmlTextWriter writer = new XmlTextWriter(sw);
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writer.Formatting = Formatting.Indented;
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writer.WriteStartDocument();
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writer.WriteStartElement("InventoryItem");
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writer.WriteStartElement("Name");
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writer.WriteString(inventoryItem.Name);
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writer.WriteEndElement();
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writer.WriteStartElement("ID");
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writer.WriteString(inventoryItem.ID.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("InvType");
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writer.WriteString(inventoryItem.InvType.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("CreatorUUID");
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writer.WriteString(OspResolver.MakeOspa(inventoryItem.CreatorIdAsUuid, userAccountService));
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writer.WriteEndElement();
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writer.WriteStartElement("CreationDate");
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writer.WriteString(inventoryItem.CreationDate.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("Owner");
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writer.WriteString(inventoryItem.Owner.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("Description");
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writer.WriteString(inventoryItem.Description);
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writer.WriteEndElement();
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writer.WriteStartElement("AssetType");
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writer.WriteString(inventoryItem.AssetType.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("AssetID");
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writer.WriteString(inventoryItem.AssetID.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("SaleType");
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writer.WriteString(inventoryItem.SaleType.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("SalePrice");
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writer.WriteString(inventoryItem.SalePrice.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("BasePermissions");
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writer.WriteString(inventoryItem.BasePermissions.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("CurrentPermissions");
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writer.WriteString(inventoryItem.CurrentPermissions.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("EveryOnePermissions");
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writer.WriteString(inventoryItem.EveryOnePermissions.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("NextPermissions");
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writer.WriteString(inventoryItem.NextPermissions.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("Flags");
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writer.WriteString(inventoryItem.Flags.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("GroupID");
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writer.WriteString(inventoryItem.GroupID.ToString());
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writer.WriteEndElement();
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writer.WriteStartElement("GroupOwned");
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writer.WriteString(inventoryItem.GroupOwned.ToString());
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writer.WriteEndElement();
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if (options.ContainsKey("creators") && !string.IsNullOrEmpty(inventoryItem.CreatorData))
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writer.WriteElementString("CreatorData", inventoryItem.CreatorData);
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else if (options.ContainsKey("home"))
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{
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if (userAccountService != null)
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{
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UserAccount account = userAccountService.GetUserAccount(UUID.Zero, inventoryItem.CreatorIdAsUuid);
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if (account != null)
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{
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string creatorData = ExternalRepresentationUtils.CalcCreatorData((string)options["home"], inventoryItem.CreatorIdAsUuid, account.FirstName + " " + account.LastName);
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writer.WriteElementString("CreatorData", creatorData);
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}
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writer.WriteElementString("CreatorID", inventoryItem.CreatorId);
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}
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}
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writer.WriteEndElement();
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writer.Close();
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sw.Close();
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return sw.ToString();
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}
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}
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}
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