aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Framework/AssetBase.cs
blob: f21a9b5f0f08dce27ef76ac7416721f64ec49921 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
/*
 * 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 OpenSimulator 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.Xml.Serialization;
using System.Reflection;
using log4net;
using OpenMetaverse;

namespace OpenSim.Framework
{
    /// <summary>
    /// Asset class.   All Assets are reference by this class or a class derived from this class
    /// </summary>
    [Serializable]
    public class AssetBase
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        /// <summary>
        /// Data of the Asset
        /// </summary>
        private byte[] m_data;

        /// <summary>
        /// Meta Data of the Asset
        /// </summary>
        private AssetMetadata m_metadata;

        // This is needed for .NET serialization!!!
        // Do NOT "Optimize" away!
        public AssetBase()
        {
            m_metadata = new AssetMetadata();
            m_metadata.FullID = UUID.Zero;
            m_metadata.ID = UUID.Zero.ToString();
            m_metadata.Type = (sbyte)AssetType.Unknown;
        }

        public AssetBase(UUID assetID, string name, sbyte assetType, UUID creatorID)
        {
            if (assetType == (sbyte)AssetType.Unknown)
            {
                System.Diagnostics.StackTrace trace = new System.Diagnostics.StackTrace(true);
                m_log.ErrorFormat("[ASSETBASE]: Creating asset '{0}' ({1}) with an unknown asset type\n{2}",
                    name, assetID, trace.ToString());
            }

            m_metadata = new AssetMetadata();
            m_metadata.FullID = assetID;
            m_metadata.Name = name;
            m_metadata.Type = assetType;
        }

        public AssetBase(string assetID, string name, sbyte assetType, UUID creatorID)
        {
            if (assetType == (sbyte)AssetType.Unknown)
            {
                System.Diagnostics.StackTrace trace = new System.Diagnostics.StackTrace(true);
                m_log.ErrorFormat("[ASSETBASE]: Creating asset '{0}' ({1}) with an unknown asset type\n{2}",
                    name, assetID, trace.ToString());
            }

            m_metadata = new AssetMetadata();
            m_metadata.ID = assetID;
            m_metadata.Name = name;
            m_metadata.Type = assetType;
        }

        public bool ContainsReferences
        {
            get
            {
                return 
                    IsTextualAsset && (
                    Type != (sbyte)AssetType.Notecard
                    && Type != (sbyte)AssetType.CallingCard
                    && Type != (sbyte)AssetType.LSLText
                    && Type != (sbyte)AssetType.Landmark);
            }
        }

        public bool IsTextualAsset
        {
            get
            {
                return !IsBinaryAsset;
            }

        }

        /// <summary>
        /// Checks if this asset is a binary or text asset
        /// </summary>
        public bool IsBinaryAsset
        {
            get
            {
                return 
                    (Type == (sbyte) AssetType.Animation ||
                     Type == (sbyte)AssetType.Gesture ||
                     Type == (sbyte)AssetType.Simstate ||
                     Type == (sbyte)AssetType.Unknown ||
                     Type == (sbyte)AssetType.Object ||
                     Type == (sbyte)AssetType.Sound ||
                     Type == (sbyte)AssetType.SoundWAV ||
                     Type == (sbyte)AssetType.Texture ||
                     Type == (sbyte)AssetType.TextureTGA ||
                     Type == (sbyte)AssetType.Folder ||
                     Type == (sbyte)AssetType.RootFolder ||
                     Type == (sbyte)AssetType.LostAndFoundFolder ||
                     Type == (sbyte)AssetType.SnapshotFolder ||
                     Type == (sbyte)AssetType.TrashFolder ||
                     Type == (sbyte)AssetType.ImageJPEG ||
                     Type == (sbyte) AssetType.ImageTGA ||
                     Type == (sbyte) AssetType.LSLBytecode);
            }
        }

        public virtual byte[] Data
        {
            get { return m_data; }
            set { m_data = value; }
        }

        /// <summary>
        /// Asset UUID
        /// </summary>
        public UUID FullID
        {
            get { return m_metadata.FullID; }
            set { m_metadata.FullID = value; }
        }
        /// <summary>
        /// Asset MetaData ID (transferring from UUID to string ID)
        /// </summary>
        public string ID
        {
            get { return m_metadata.ID; }
            set { m_metadata.ID = value; }
        }

        public string Name
        {
            get { return m_metadata.Name; }
            set { m_metadata.Name = value; }
        }

        public string Description
        {
            get { return m_metadata.Description; }
            set { m_metadata.Description = value; }
        }

        /// <summary>
        /// (sbyte) AssetType enum
        /// </summary>
        public sbyte Type
        {
            get { return m_metadata.Type; }
            set { m_metadata.Type = value; }
        }

        /// <summary>
        /// Is this a region only asset, or does this exist on the asset server also
        /// </summary>
        public bool Local
        {
            get { return m_metadata.Local; }
            set { m_metadata.Local = value; }
        }

        /// <summary>
        /// Is this asset going to be saved to the asset database?
        /// </summary>
        public bool Temporary
        {
            get { return m_metadata.Temporary; }
            set { m_metadata.Temporary = value; }
        }

        [XmlIgnore]
        public AssetMetadata Metadata
        {
            get { return m_metadata; }
            set { m_metadata = value; }
        }

        public override string ToString()
        {
            return FullID.ToString();
        }
    }

    [Serializable]
    public class AssetMetadata
    {
        private UUID m_fullid;
        private string m_id;
        private string m_name = String.Empty;
        private string m_description = String.Empty;
        private DateTime m_creation_date;
        private sbyte m_type = (sbyte)AssetType.Unknown;
        private string m_content_type;
        private byte[] m_sha1;
        private bool m_local;
        private bool m_temporary;
        private UUID m_creatorid;

        public UUID FullID
        {
            get { return m_fullid; }
            set { m_fullid = value; m_id = m_fullid.ToString(); }
        }

        public string ID
        {
            //get { return m_fullid.ToString(); }
            //set { m_fullid = new UUID(value); }
            get
            {
                if (String.IsNullOrEmpty(m_id))
                    m_id = m_fullid.ToString();

                return m_id;
            }
            set
            {
                UUID uuid = UUID.Zero;
                if (UUID.TryParse(value, out uuid))
                {
                    m_fullid = uuid;
                    m_id = m_fullid.ToString();
                }
                else
                    m_id = value;
            }
        }

        public string Name
        {
            get { return m_name; }
            set { m_name = value; }
        }

        public string Description
        {
            get { return m_description; }
            set { m_description = value; }
        }

        public DateTime CreationDate
        {
            get { return m_creation_date; }
            set { m_creation_date = value; }
        }

        public sbyte Type
        {
            get { return m_type; }
            set { m_type = value; }
        }

        public string ContentType
        {
            get
            {
                if (!String.IsNullOrEmpty(m_content_type))
                    return m_content_type;
                else
                    return SLUtil.SLAssetTypeToContentType(m_type);
            }
            set
            {
                m_content_type = value;

                sbyte type = (sbyte)SLUtil.ContentTypeToSLAssetType(value);
                if (type != -1)
                    m_type = type;
            }
        }

        public byte[] SHA1
        {
            get { return m_sha1; }
            set { m_sha1 = value; }
        }

        public bool Local
        {
            get { return m_local; }
            set { m_local = value; }
        }

        public bool Temporary
        {
            get { return m_temporary; }
            set { m_temporary = value; }
        }

        public UUID CreatorID
        {
            get { return m_creatorid; }
            set { m_creatorid = value; }
        }
    }
}