331 lines
15 KiB
C#
331 lines
15 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.Xml;
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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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public static class SLUtil
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{
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// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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#region SL / file extension / content-type conversions
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private class TypeMapping
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{
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private sbyte assetType;
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private InventoryType inventoryType;
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private string contentType;
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private string contentType2;
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private string extension;
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public sbyte AssetTypeCode
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{
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get { return assetType; }
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}
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public object AssetType
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{
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get {
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if (Enum.IsDefined(typeof(OpenMetaverse.AssetType), assetType))
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return (OpenMetaverse.AssetType)assetType;
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else
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return OpenMetaverse.AssetType.Unknown;
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}
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}
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public InventoryType InventoryType
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{
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get { return inventoryType; }
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}
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public string ContentType
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{
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get { return contentType; }
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}
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public string ContentType2
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{
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get { return contentType2; }
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}
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public string Extension
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{
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get { return extension; }
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}
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private TypeMapping(sbyte assetType, InventoryType inventoryType, string contentType, string contentType2, string extension)
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{
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this.assetType = assetType;
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this.inventoryType = inventoryType;
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this.contentType = contentType;
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this.contentType2 = contentType2;
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this.extension = extension;
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}
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public TypeMapping(AssetType assetType, InventoryType inventoryType, string contentType, string contentType2, string extension)
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: this((sbyte)assetType, inventoryType, contentType, contentType2, extension)
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{
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}
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public TypeMapping(AssetType assetType, InventoryType inventoryType, string contentType, string extension)
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: this((sbyte)assetType, inventoryType, contentType, null, extension)
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{
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}
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}
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/// <summary>
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/// Maps between AssetType, InventoryType and Content-Type.
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/// Where more than one possibility exists, the first one takes precedence. E.g.:
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/// AssetType "AssetType.Texture" -> Content-Type "image-xj2c"
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/// Content-Type "image/x-j2c" -> InventoryType "InventoryType.Texture"
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/// </summary>
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private static TypeMapping[] MAPPINGS = new TypeMapping[] {
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new TypeMapping(AssetType.Unknown, InventoryType.Unknown, "application/octet-stream", "bin"),
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new TypeMapping(AssetType.Texture, InventoryType.Texture, "image/x-j2c", "image/jp2", "j2c"),
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new TypeMapping(AssetType.Texture, InventoryType.Snapshot, "image/x-j2c", "image/jp2", "j2c"),
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new TypeMapping(AssetType.TextureTGA, InventoryType.Texture, "image/tga", "tga"),
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new TypeMapping(AssetType.ImageTGA, InventoryType.Texture, "image/tga", "tga"),
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new TypeMapping(AssetType.ImageJPEG, InventoryType.Texture, "image/jpeg", "jpg"),
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new TypeMapping(AssetType.Sound, InventoryType.Sound, "audio/ogg", "application/ogg", "ogg"),
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new TypeMapping(AssetType.SoundWAV, InventoryType.Sound, "audio/x-wav", "wav"),
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new TypeMapping(AssetType.CallingCard, InventoryType.CallingCard, "application/vnd.ll.callingcard", "application/x-metaverse-callingcard", "callingcard"),
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new TypeMapping(AssetType.Landmark, InventoryType.Landmark, "application/vnd.ll.landmark", "application/x-metaverse-landmark", "landmark"),
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new TypeMapping(AssetType.Clothing, InventoryType.Wearable, "application/vnd.ll.clothing", "application/x-metaverse-clothing", "clothing"),
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new TypeMapping(AssetType.Object, InventoryType.Object, "application/vnd.ll.primitive", "application/x-metaverse-primitive", "primitive"),
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new TypeMapping(AssetType.Object, InventoryType.Attachment, "application/vnd.ll.primitive", "application/x-metaverse-primitive", "primitive"),
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new TypeMapping(AssetType.Notecard, InventoryType.Notecard, "application/vnd.ll.notecard", "application/x-metaverse-notecard", "notecard"),
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new TypeMapping(AssetType.Folder, InventoryType.Folder, "application/vnd.ll.folder", "folder"),
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new TypeMapping(AssetType.RootFolder, InventoryType.RootCategory, "application/vnd.ll.rootfolder", "rootfolder"),
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new TypeMapping(AssetType.LSLText, InventoryType.LSL, "application/vnd.ll.lsltext", "application/x-metaverse-lsl", "lsl"),
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new TypeMapping(AssetType.LSLBytecode, InventoryType.LSL, "application/vnd.ll.lslbyte", "application/x-metaverse-lso", "lso"),
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new TypeMapping(AssetType.Bodypart, InventoryType.Wearable, "application/vnd.ll.bodypart", "application/x-metaverse-bodypart", "bodypart"),
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new TypeMapping(AssetType.TrashFolder, InventoryType.Folder, "application/vnd.ll.trashfolder", "trashfolder"),
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new TypeMapping(AssetType.SnapshotFolder, InventoryType.Folder, "application/vnd.ll.snapshotfolder", "snapshotfolder"),
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new TypeMapping(AssetType.LostAndFoundFolder, InventoryType.Folder, "application/vnd.ll.lostandfoundfolder", "lostandfoundfolder"),
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new TypeMapping(AssetType.Animation, InventoryType.Animation, "application/vnd.ll.animation", "application/x-metaverse-animation", "animation"),
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new TypeMapping(AssetType.Gesture, InventoryType.Gesture, "application/vnd.ll.gesture", "application/x-metaverse-gesture", "gesture"),
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new TypeMapping(AssetType.Simstate, InventoryType.Snapshot, "application/x-metaverse-simstate", "simstate"),
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new TypeMapping(AssetType.FavoriteFolder, InventoryType.Unknown, "application/vnd.ll.favoritefolder", "favoritefolder"),
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new TypeMapping(AssetType.Link, InventoryType.Unknown, "application/vnd.ll.link", "link"),
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new TypeMapping(AssetType.LinkFolder, InventoryType.Unknown, "application/vnd.ll.linkfolder", "linkfolder"),
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new TypeMapping(AssetType.CurrentOutfitFolder, InventoryType.Unknown, "application/vnd.ll.currentoutfitfolder", "currentoutfitfolder"),
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new TypeMapping(AssetType.OutfitFolder, InventoryType.Unknown, "application/vnd.ll.outfitfolder", "outfitfolder"),
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new TypeMapping(AssetType.MyOutfitsFolder, InventoryType.Unknown, "application/vnd.ll.myoutfitsfolder", "myoutfitsfolder"),
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new TypeMapping(AssetType.Mesh, InventoryType.Mesh, "application/vnd.ll.mesh", "llm")
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};
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private static Dictionary<sbyte, string> asset2Content;
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private static Dictionary<sbyte, string> asset2Extension;
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private static Dictionary<InventoryType, string> inventory2Content;
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private static Dictionary<string, sbyte> content2Asset;
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private static Dictionary<string, InventoryType> content2Inventory;
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static SLUtil()
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{
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asset2Content = new Dictionary<sbyte, string>();
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asset2Extension = new Dictionary<sbyte, string>();
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inventory2Content = new Dictionary<InventoryType, string>();
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content2Asset = new Dictionary<string, sbyte>();
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content2Inventory = new Dictionary<string, InventoryType>();
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foreach (TypeMapping mapping in MAPPINGS)
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{
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sbyte assetType = mapping.AssetTypeCode;
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if (!asset2Content.ContainsKey(assetType))
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asset2Content.Add(assetType, mapping.ContentType);
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if (!asset2Extension.ContainsKey(assetType))
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asset2Extension.Add(assetType, mapping.Extension);
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if (!inventory2Content.ContainsKey(mapping.InventoryType))
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inventory2Content.Add(mapping.InventoryType, mapping.ContentType);
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if (!content2Asset.ContainsKey(mapping.ContentType))
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content2Asset.Add(mapping.ContentType, assetType);
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if (!content2Inventory.ContainsKey(mapping.ContentType))
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content2Inventory.Add(mapping.ContentType, mapping.InventoryType);
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if (mapping.ContentType2 != null)
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{
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if (!content2Asset.ContainsKey(mapping.ContentType2))
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content2Asset.Add(mapping.ContentType2, assetType);
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if (!content2Inventory.ContainsKey(mapping.ContentType2))
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content2Inventory.Add(mapping.ContentType2, mapping.InventoryType);
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}
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}
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}
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public static string SLAssetTypeToContentType(int assetType)
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{
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string contentType;
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if (!asset2Content.TryGetValue((sbyte)assetType, out contentType))
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contentType = asset2Content[(sbyte)AssetType.Unknown];
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return contentType;
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}
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public static string SLInvTypeToContentType(int invType)
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{
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string contentType;
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if (!inventory2Content.TryGetValue((InventoryType)invType, out contentType))
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contentType = inventory2Content[InventoryType.Unknown];
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return contentType;
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}
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public static sbyte ContentTypeToSLAssetType(string contentType)
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{
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sbyte assetType;
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if (!content2Asset.TryGetValue(contentType, out assetType))
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assetType = (sbyte)AssetType.Unknown;
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return (sbyte)assetType;
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}
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public static sbyte ContentTypeToSLInvType(string contentType)
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{
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InventoryType invType;
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if (!content2Inventory.TryGetValue(contentType, out invType))
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invType = InventoryType.Unknown;
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return (sbyte)invType;
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}
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public static string SLAssetTypeToExtension(int assetType)
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{
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string extension;
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if (!asset2Extension.TryGetValue((sbyte)assetType, out extension))
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extension = asset2Extension[(sbyte)AssetType.Unknown];
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return extension;
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}
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#endregion SL / file extension / content-type conversions
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/// <summary>
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/// Parse a notecard in Linden format to a string of ordinary text.
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/// </summary>
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/// <param name="rawInput"></param>
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/// <returns></returns>
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public static string ParseNotecardToString(string rawInput)
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{
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string[] output = ParseNotecardToList(rawInput).ToArray();
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// foreach (string line in output)
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// m_log.DebugFormat("[PARSE NOTECARD]: ParseNotecardToString got line {0}", line);
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return string.Join("\n", output);
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}
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/// <summary>
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/// Parse a notecard in Linden format to a list of ordinary lines.
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/// </summary>
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/// <param name="rawInput"></param>
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/// <returns></returns>
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public static List<string> ParseNotecardToList(string rawInput)
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{
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string[] input = rawInput.Replace("\r", "").Split('\n');
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int idx = 0;
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int level = 0;
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List<string> output = new List<string>();
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string[] words;
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while (idx < input.Length)
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{
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if (input[idx] == "{")
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{
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level++;
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idx++;
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continue;
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}
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if (input[idx]== "}")
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{
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level--;
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idx++;
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continue;
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}
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switch (level)
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{
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case 0:
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words = input[idx].Split(' '); // Linden text ver
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// Notecards are created *really* empty. Treat that as "no text" (just like after saving an empty notecard)
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if (words.Length < 3)
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return output;
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int version = int.Parse(words[3]);
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if (version != 2)
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return output;
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break;
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case 1:
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words = input[idx].Split(' ');
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if (words[0] == "LLEmbeddedItems")
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break;
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if (words[0] == "Text")
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{
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int len = int.Parse(words[2]);
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idx++;
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int count = -1;
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while (count < len && idx < input.Length)
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{
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// int l = input[idx].Length;
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string ln = input[idx];
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int need = len-count-1;
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if (ln.Length > need)
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ln = ln.Substring(0, need);
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// m_log.DebugFormat("[PARSE NOTECARD]: Adding line {0}", ln);
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output.Add(ln);
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count += ln.Length + 1;
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idx++;
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}
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return output;
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}
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break;
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case 2:
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words = input[idx].Split(' '); // count
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if (words[0] == "count")
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{
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int c = int.Parse(words[1]);
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if (c > 0)
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return output;
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break;
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}
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break;
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}
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idx++;
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}
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return output;
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}
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}
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}
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