374 lines
11 KiB
C#
374 lines
11 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.Xml.Serialization;
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using System.Reflection;
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using log4net;
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using OpenMetaverse;
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namespace OpenSim.Framework
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{
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[Flags]
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// this enum is stuck, can not be changed or will break compatibilty with any version older than that change
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public enum AssetFlags : int
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{
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Normal = 0, // Immutable asset
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Maptile = 1, // What it says
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Rewritable = 2, // Content can be rewritten
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Collectable = 4, // Can be GC'ed after some time
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}
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/// <summary>
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/// Asset class. All Assets are reference by this class or a class derived from this class
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/// </summary>
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[Serializable]
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public class AssetBase
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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public static readonly int MAX_ASSET_NAME = 64;
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public static readonly int MAX_ASSET_DESC = 64;
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/// <summary>
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/// Data of the Asset
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/// </summary>
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private byte[] m_data;
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/// <summary>
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/// Meta Data of the Asset
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/// </summary>
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private AssetMetadata m_metadata;
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private int m_uploadAttempts;
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// This is needed for .NET serialization!!!
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// Do NOT "Optimize" away!
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public AssetBase()
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{
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m_metadata = new AssetMetadata();
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m_metadata.FullID = UUID.Zero;
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m_metadata.ID = UUID.Zero.ToString();
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m_metadata.Type = (sbyte)AssetType.Unknown;
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m_metadata.CreatorID = String.Empty;
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}
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public AssetBase(UUID assetID, string name, sbyte assetType, string creatorID)
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{
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if (assetType == (sbyte)AssetType.Unknown)
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{
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System.Diagnostics.StackTrace trace = new System.Diagnostics.StackTrace(true);
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m_log.ErrorFormat("[ASSETBASE]: Creating asset '{0}' ({1}) with an unknown asset type\n{2}",
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name, assetID, trace.ToString());
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}
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m_metadata = new AssetMetadata();
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m_metadata.FullID = assetID;
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m_metadata.Name = name;
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m_metadata.Type = assetType;
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m_metadata.CreatorID = creatorID;
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}
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public AssetBase(string assetID, string name, sbyte assetType, string creatorID)
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{
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if (assetType == (sbyte)AssetType.Unknown)
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{
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System.Diagnostics.StackTrace trace = new System.Diagnostics.StackTrace(true);
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m_log.ErrorFormat("[ASSETBASE]: Creating asset '{0}' ({1}) with an unknown asset type\n{2}",
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name, assetID, trace.ToString());
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}
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m_metadata = new AssetMetadata();
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m_metadata.ID = assetID;
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m_metadata.Name = name;
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m_metadata.Type = assetType;
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m_metadata.CreatorID = creatorID;
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}
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public bool ContainsReferences
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{
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get
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{
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return
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IsTextualAsset && (
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Type != (sbyte)AssetType.Notecard
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&& Type != (sbyte)AssetType.CallingCard
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&& Type != (sbyte)AssetType.LSLText
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&& Type != (sbyte)AssetType.Landmark);
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}
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}
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public bool IsTextualAsset
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{
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get
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{
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return !IsBinaryAsset;
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}
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}
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/// <summary>
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/// Checks if this asset is a binary or text asset
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/// </summary>
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public bool IsBinaryAsset
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{
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get
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{
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return
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(Type == (sbyte)AssetType.Animation ||
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Type == (sbyte)AssetType.Gesture ||
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Type == (sbyte)AssetType.Simstate ||
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Type == (sbyte)AssetType.Unknown ||
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Type == (sbyte)AssetType.Object ||
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Type == (sbyte)AssetType.Sound ||
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Type == (sbyte)AssetType.SoundWAV ||
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Type == (sbyte)AssetType.Texture ||
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Type == (sbyte)AssetType.TextureTGA ||
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Type == (sbyte)AssetType.Folder ||
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Type == (sbyte)AssetType.ImageJPEG ||
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Type == (sbyte)AssetType.ImageTGA ||
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Type == (sbyte)AssetType.Mesh ||
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Type == (sbyte) AssetType.LSLBytecode);
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}
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}
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public byte[] Data
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{
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get { return m_data; }
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set { m_data = value; }
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}
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/// <summary>
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/// Asset UUID
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/// </summary>
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public UUID FullID
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{
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get { return m_metadata.FullID; }
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set { m_metadata.FullID = value; }
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}
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/// <summary>
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/// Asset MetaData ID (transferring from UUID to string ID)
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/// </summary>
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public string ID
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{
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get { return m_metadata.ID; }
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set { m_metadata.ID = value; }
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}
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public string Name
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{
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get { return m_metadata.Name; }
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set { m_metadata.Name = value; }
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}
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public string Description
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{
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get { return m_metadata.Description; }
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set { m_metadata.Description = value; }
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}
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/// <summary>
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/// (sbyte) AssetType enum
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/// </summary>
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public sbyte Type
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{
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get { return m_metadata.Type; }
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set { m_metadata.Type = value; }
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}
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public int UploadAttempts
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{
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get { return m_uploadAttempts; }
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set { m_uploadAttempts = value; }
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}
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/// <summary>
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/// Is this a region only asset, or does this exist on the asset server also
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/// </summary>
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public bool Local
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{
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get { return m_metadata.Local; }
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set { m_metadata.Local = value; }
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}
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/// <summary>
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/// Is this asset going to be saved to the asset database?
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/// </summary>
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public bool Temporary
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{
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get { return m_metadata.Temporary; }
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set { m_metadata.Temporary = value; }
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}
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public string CreatorID
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{
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get { return m_metadata.CreatorID; }
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set { m_metadata.CreatorID = value; }
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}
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public AssetFlags Flags
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{
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get { return m_metadata.Flags; }
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set { m_metadata.Flags = value; }
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}
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[XmlIgnore]
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public AssetMetadata Metadata
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{
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get { return m_metadata; }
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set { m_metadata = value; }
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}
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public override string ToString()
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{
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return FullID.ToString();
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}
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}
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[Serializable]
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public class AssetMetadata
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{
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private UUID m_fullid;
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private string m_id;
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private string m_name = String.Empty;
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private string m_description = String.Empty;
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private DateTime m_creation_date;
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private sbyte m_type = (sbyte)AssetType.Unknown;
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private string m_content_type;
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private byte[] m_sha1;
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private bool m_local;
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private bool m_temporary;
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private string m_creatorid;
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private AssetFlags m_flags;
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public UUID FullID
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{
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get { return m_fullid; }
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set { m_fullid = value; m_id = m_fullid.ToString(); }
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}
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public string ID
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{
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//get { return m_fullid.ToString(); }
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//set { m_fullid = new UUID(value); }
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get
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{
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if (String.IsNullOrEmpty(m_id))
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m_id = m_fullid.ToString();
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return m_id;
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}
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set
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{
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UUID uuid = UUID.Zero;
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if (UUID.TryParse(value, out uuid))
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{
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m_fullid = uuid;
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m_id = m_fullid.ToString();
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}
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else
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m_id = value;
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}
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}
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public string Name
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{
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get { return m_name; }
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set { m_name = value; }
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}
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public string Description
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{
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get { return m_description; }
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set { m_description = value; }
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}
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public DateTime CreationDate
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{
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get { return m_creation_date; }
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set { m_creation_date = value; }
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}
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public sbyte Type
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{
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get { return m_type; }
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set { m_type = value; }
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}
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public string ContentType
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{
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get
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{
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if (!String.IsNullOrEmpty(m_content_type))
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return m_content_type;
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else
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return SLUtil.SLAssetTypeToContentType(m_type);
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}
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set
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{
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m_content_type = value;
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sbyte type = (sbyte)SLUtil.ContentTypeToSLAssetType(value);
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if (type != -1)
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m_type = type;
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}
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}
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public byte[] SHA1
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{
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get { return m_sha1; }
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set { m_sha1 = value; }
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}
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public bool Local
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{
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get { return m_local; }
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set { m_local = value; }
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}
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public bool Temporary
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{
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get { return m_temporary; }
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set { m_temporary = value; }
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}
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public string CreatorID
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{
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get { return m_creatorid; }
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set { m_creatorid = value; }
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}
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public AssetFlags Flags
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{
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get { return m_flags; }
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set { m_flags = value; }
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}
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}
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}
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