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-rw-r--r--OpenSim/Data/MySQL/MySQLXAssetData.cs416
-rw-r--r--OpenSim/Data/MySQL/Resources/XAssetStore.migrations27
-rw-r--r--OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs7
-rw-r--r--OpenSim/Services/AssetService/XAssetService.cs213
4 files changed, 661 insertions, 2 deletions
diff --git a/OpenSim/Data/MySQL/MySQLXAssetData.cs b/OpenSim/Data/MySQL/MySQLXAssetData.cs
new file mode 100644
index 0000000..f15a9f3
--- /dev/null
+++ b/OpenSim/Data/MySQL/MySQLXAssetData.cs
@@ -0,0 +1,416 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Data;
30using System.Reflection;
31using System.Collections.Generic;
32using System.Text;
33using log4net;
34using MySql.Data.MySqlClient;
35using OpenMetaverse;
36using OpenSim.Framework;
37using OpenSim.Data;
38
39namespace OpenSim.Data.MySQL
40{
41 public class MySQLXAssetData : AssetDataBase
42 {
43 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
44
45 private string m_connectionString;
46 private object m_dbLock = new object();
47
48 protected virtual Assembly Assembly
49 {
50 get { return GetType().Assembly; }
51 }
52
53 #region IPlugin Members
54
55 public override string Version { get { return "1.0.0.0"; } }
56
57 /// <summary>
58 /// <para>Initialises Asset interface</para>
59 /// <para>
60 /// <list type="bullet">
61 /// <item>Loads and initialises the MySQL storage plugin.</item>
62 /// <item>Warns and uses the obsolete mysql_connection.ini if connect string is empty.</item>
63 /// <item>Check for migration</item>
64 /// </list>
65 /// </para>
66 /// </summary>
67 /// <param name="connect">connect string</param>
68 public override void Initialise(string connect)
69 {
70 m_connectionString = connect;
71
72 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
73 {
74 dbcon.Open();
75 Migration m = new Migration(dbcon, Assembly, "XAssetStore");
76 m.Update();
77 }
78 }
79
80 public override void Initialise()
81 {
82 throw new NotImplementedException();
83 }
84
85 public override void Dispose() { }
86
87 /// <summary>
88 /// The name of this DB provider
89 /// </summary>
90 override public string Name
91 {
92 get { return "MySQL XAsset storage engine"; }
93 }
94
95 #endregion
96
97 #region IAssetDataPlugin Members
98
99 /// <summary>
100 /// Fetch Asset <paramref name="assetID"/> from database
101 /// </summary>
102 /// <param name="assetID">Asset UUID to fetch</param>
103 /// <returns>Return the asset</returns>
104 /// <remarks>On failure : throw an exception and attempt to reconnect to database</remarks>
105 override public AssetBase GetAsset(UUID assetID)
106 {
107 AssetBase asset = null;
108 lock (m_dbLock)
109 {
110 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
111 {
112 dbcon.Open();
113
114 string hash = null;
115
116 using (MySqlCommand cmd = new MySqlCommand(
117 "SELECT name, hash, description, asset_type, local, temporary, asset_flags, creator_id FROM xassetsmeta WHERE id=?id",
118 dbcon))
119 {
120 cmd.Parameters.AddWithValue("?id", assetID.ToString());
121
122 try
123 {
124 using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
125 {
126 if (dbReader.Read())
127 {
128 asset = new AssetBase(assetID, (string)dbReader["name"], (sbyte)dbReader["asset_type"], dbReader["creator_id"].ToString());
129 hash = (string)dbReader["hash"];
130 asset.Description = (string)dbReader["description"];
131
132 string local = dbReader["local"].ToString();
133 if (local.Equals("1") || local.Equals("true", StringComparison.InvariantCultureIgnoreCase))
134 asset.Local = true;
135 else
136 asset.Local = false;
137
138 asset.Temporary = Convert.ToBoolean(dbReader["temporary"]);
139 asset.Flags = (AssetFlags)Convert.ToInt32(dbReader["asset_flags"]);
140 }
141 }
142 }
143 catch (Exception e)
144 {
145 m_log.Error("[MYSQL XASSET DATA]: MySql failure fetching asset " + assetID + ": " + e.Message);
146 }
147 }
148
149 if (asset == null)
150 return null;
151
152 m_log.DebugFormat(
153 "[MYSQL XASSET DATA]: Looking for asset {0} {1} with hash {2}", asset.FullID, asset.Name, hash);
154
155 using (MySqlCommand cmd = new MySqlCommand(
156 "SELECT data FROM xassetsdata WHERE hash=?hash",
157 dbcon))
158 {
159 cmd.Parameters.AddWithValue("?hash", hash);
160
161 try
162 {
163 using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
164 {
165 if (dbReader.Read())
166 asset.Data = (byte[])dbReader["data"];
167 }
168 }
169 catch (Exception e)
170 {
171 m_log.Error("[MYSQL XASSET DATA]: MySql failure fetching asset metadata " + assetID + ": " + e.Message);
172 }
173 }
174 }
175 }
176
177 return asset;
178 }
179
180 /// <summary>
181 /// Create an asset in database, or update it if existing.
182 /// </summary>
183 /// <param name="asset">Asset UUID to create</param>
184 /// <remarks>On failure : Throw an exception and attempt to reconnect to database</remarks>
185 override public void StoreAsset(AssetBase asset)
186 {
187 lock (m_dbLock)
188 {
189 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
190 {
191 dbcon.Open();
192
193 string assetName = asset.Name;
194 if (asset.Name.Length > 64)
195 {
196 assetName = asset.Name.Substring(0, 64);
197 m_log.Warn("[XASSET DB]: Name field truncated from " + asset.Name.Length + " to " + assetName.Length + " characters on add");
198 }
199
200 string assetDescription = asset.Description;
201 if (asset.Description.Length > 64)
202 {
203 assetDescription = asset.Description.Substring(0, 64);
204 m_log.Warn("[XASSET DB]: Description field truncated from " + asset.Description.Length + " to " + assetDescription.Length + " characters on add");
205 }
206
207 string hash = Util.SHA1Hash(asset.Data);
208
209 try
210 {
211 using (MySqlCommand cmd =
212 new MySqlCommand(
213 "replace INTO xassetsmeta(id, hash, name, description, asset_type, local, temporary, create_time, access_time, asset_flags, creator_id)" +
214 "VALUES(?id, ?hash, ?name, ?description, ?asset_type, ?local, ?temporary, ?create_time, ?access_time, ?asset_flags, ?creator_id)",
215 dbcon))
216 {
217 // create unix epoch time
218 int now = (int)Utils.DateTimeToUnixTime(DateTime.UtcNow);
219 cmd.Parameters.AddWithValue("?id", asset.ID);
220 cmd.Parameters.AddWithValue("?hash", hash);
221 cmd.Parameters.AddWithValue("?name", assetName);
222 cmd.Parameters.AddWithValue("?description", assetDescription);
223 cmd.Parameters.AddWithValue("?asset_type", asset.Type);
224 cmd.Parameters.AddWithValue("?local", asset.Local);
225 cmd.Parameters.AddWithValue("?temporary", asset.Temporary);
226 cmd.Parameters.AddWithValue("?create_time", now);
227 cmd.Parameters.AddWithValue("?access_time", now);
228 cmd.Parameters.AddWithValue("?creator_id", asset.Metadata.CreatorID);
229 cmd.Parameters.AddWithValue("?asset_flags", (int)asset.Flags);
230 cmd.Parameters.AddWithValue("?data", asset.Data);
231 cmd.ExecuteNonQuery();
232 cmd.Dispose();
233 }
234 }
235 catch (Exception e)
236 {
237 m_log.ErrorFormat("[ASSET DB]: MySQL failure creating asset metadata {0} with name \"{1}\". Error: {2}",
238 asset.FullID, asset.Name, e.Message);
239 }
240
241 try
242 {
243 using (MySqlCommand cmd =
244 new MySqlCommand(
245 "replace INTO xassetsdata(hash, data) VALUES(?hash, ?data)",
246 dbcon))
247 {
248 cmd.Parameters.AddWithValue("?hash", hash);
249 cmd.Parameters.AddWithValue("?data", asset.Data);
250 cmd.ExecuteNonQuery();
251 cmd.Dispose();
252 }
253 }
254 catch (Exception e)
255 {
256 m_log.ErrorFormat("[XASSET DB]: MySQL failure creating asset data {0} with name \"{1}\". Error: {2}",
257 asset.FullID, asset.Name, e.Message);
258 }
259 }
260 }
261 }
262
263// private void UpdateAccessTime(AssetBase asset)
264// {
265// lock (m_dbLock)
266// {
267// using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
268// {
269// dbcon.Open();
270// MySqlCommand cmd =
271// new MySqlCommand("update assets set access_time=?access_time where id=?id",
272// dbcon);
273//
274// // need to ensure we dispose
275// try
276// {
277// using (cmd)
278// {
279// // create unix epoch time
280// int now = (int)Utils.DateTimeToUnixTime(DateTime.UtcNow);
281// cmd.Parameters.AddWithValue("?id", asset.ID);
282// cmd.Parameters.AddWithValue("?access_time", now);
283// cmd.ExecuteNonQuery();
284// cmd.Dispose();
285// }
286// }
287// catch (Exception e)
288// {
289// m_log.ErrorFormat(
290// "[ASSETS DB]: " +
291// "MySql failure updating access_time for asset {0} with name {1}" + Environment.NewLine + e.ToString()
292// + Environment.NewLine + "Attempting reconnection", asset.FullID, asset.Name);
293// }
294// }
295// }
296//
297// }
298
299 /// <summary>
300 /// Check if the asset exists in the database
301 /// </summary>
302 /// <param name="uuid">The asset UUID</param>
303 /// <returns>true if it exists, false otherwise.</returns>
304 override public bool ExistsAsset(UUID uuid)
305 {
306// m_log.DebugFormat("[ASSETS DB]: Checking for asset {0}", uuid);
307
308 bool assetExists = false;
309
310 lock (m_dbLock)
311 {
312 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
313 {
314 dbcon.Open();
315 using (MySqlCommand cmd = new MySqlCommand("SELECT id FROM xassetsmeta WHERE id=?id", dbcon))
316 {
317 cmd.Parameters.AddWithValue("?id", uuid.ToString());
318
319 try
320 {
321 using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
322 {
323 if (dbReader.Read())
324 {
325// m_log.DebugFormat("[ASSETS DB]: Found asset {0}", uuid);
326 assetExists = true;
327 }
328 }
329 }
330 catch (Exception e)
331 {
332 m_log.ErrorFormat(
333 "[XASSETS DB]: MySql failure fetching asset {0}" + Environment.NewLine + e.ToString(), uuid);
334 }
335 }
336 }
337 }
338
339 return assetExists;
340 }
341
342 /// <summary>
343 /// Returns a list of AssetMetadata objects. The list is a subset of
344 /// the entire data set offset by <paramref name="start" /> containing
345 /// <paramref name="count" /> elements.
346 /// </summary>
347 /// <param name="start">The number of results to discard from the total data set.</param>
348 /// <param name="count">The number of rows the returned list should contain.</param>
349 /// <returns>A list of AssetMetadata objects.</returns>
350 public override List<AssetMetadata> FetchAssetMetadataSet(int start, int count)
351 {
352 List<AssetMetadata> retList = new List<AssetMetadata>(count);
353
354 lock (m_dbLock)
355 {
356 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
357 {
358 dbcon.Open();
359 MySqlCommand cmd = new MySqlCommand("SELECT name,description,asset_type,temporary,id,asset_flags,creator_id FROM xassetsmeta LIMIT ?start, ?count", dbcon);
360 cmd.Parameters.AddWithValue("?start", start);
361 cmd.Parameters.AddWithValue("?count", count);
362
363 try
364 {
365 using (MySqlDataReader dbReader = cmd.ExecuteReader())
366 {
367 while (dbReader.Read())
368 {
369 AssetMetadata metadata = new AssetMetadata();
370 metadata.Name = (string)dbReader["name"];
371 metadata.Description = (string)dbReader["description"];
372 metadata.Type = (sbyte)dbReader["asset_type"];
373 metadata.Temporary = Convert.ToBoolean(dbReader["temporary"]); // Not sure if this is correct.
374 metadata.Flags = (AssetFlags)Convert.ToInt32(dbReader["asset_flags"]);
375 metadata.FullID = DBGuid.FromDB(dbReader["id"]);
376 metadata.CreatorID = dbReader["creator_id"].ToString();
377 metadata.SHA1 = Encoding.Default.GetBytes((string)dbReader["hash"]);
378
379 retList.Add(metadata);
380 }
381 }
382 }
383 catch (Exception e)
384 {
385 m_log.Error("[XASSETS DB]: MySql failure fetching asset set" + Environment.NewLine + e.ToString());
386 }
387 }
388 }
389
390 return retList;
391 }
392
393 public override bool Delete(string id)
394 {
395 lock (m_dbLock)
396 {
397 using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
398 {
399 dbcon.Open();
400 MySqlCommand cmd = new MySqlCommand("delete from xassetsmeta where id=?id", dbcon);
401 cmd.Parameters.AddWithValue("?id", id);
402 cmd.ExecuteNonQuery();
403
404 cmd.Dispose();
405
406 // TODO: How do we deal with data from deleted assets? Probably not easily reapable unless we
407 // keep a reference count (?)
408 }
409 }
410
411 return true;
412 }
413
414 #endregion
415 }
416} \ No newline at end of file
diff --git a/OpenSim/Data/MySQL/Resources/XAssetStore.migrations b/OpenSim/Data/MySQL/Resources/XAssetStore.migrations
new file mode 100644
index 0000000..b89eab2
--- /dev/null
+++ b/OpenSim/Data/MySQL/Resources/XAssetStore.migrations
@@ -0,0 +1,27 @@
1# -----------------
2:VERSION 1
3
4BEGIN;
5
6CREATE TABLE `xassetsmeta` (
7 `id` char(36) NOT NULL,
8 `hash` char(64) NOT NULL,
9 `name` varchar(64) NOT NULL,
10 `description` varchar(64) NOT NULL,
11 `asset_type` tinyint(4) NOT NULL,
12 `local` tinyint(1) NOT NULL,
13 `temporary` tinyint(1) NOT NULL,
14 `create_time` int(11) NOT NULL,
15 `access_time` int(11) NOT NULL,
16 `asset_flags` int(11) NOT NULL,
17 `creator_id` varchar(128) NOT NULL,
18 PRIMARY KEY (`id`)
19) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='Version 1';
20
21CREATE TABLE `xassetsdata` (
22 `hash` char(64) NOT NULL,
23 `data` longblob NOT NULL,
24 PRIMARY KEY (`hash`)
25) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='Version 1';
26
27COMMIT; \ No newline at end of file
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs
index 2e6ec90..c78915f 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs
@@ -73,14 +73,17 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
73 return; 73 return;
74 } 74 }
75 75
76 string serviceDll = assetConfig.GetString("LocalServiceModule", 76 string serviceDll = assetConfig.GetString("LocalServiceModule", String.Empty);
77 String.Empty);
78 77
79 if (serviceDll == String.Empty) 78 if (serviceDll == String.Empty)
80 { 79 {
81 m_log.Error("[LOCAL ASSET SERVICES CONNECTOR]: No LocalServiceModule named in section AssetService"); 80 m_log.Error("[LOCAL ASSET SERVICES CONNECTOR]: No LocalServiceModule named in section AssetService");
82 return; 81 return;
83 } 82 }
83 else
84 {
85 m_log.DebugFormat("[LOCAL ASSET SERVICES CONNECTOR]: Loading asset service at {0}", serviceDll);
86 }
84 87
85 Object[] args = new Object[] { source }; 88 Object[] args = new Object[] { source };
86 m_AssetService = ServerUtils.LoadPlugin<IAssetService>(serviceDll, args); 89 m_AssetService = ServerUtils.LoadPlugin<IAssetService>(serviceDll, args);
diff --git a/OpenSim/Services/AssetService/XAssetService.cs b/OpenSim/Services/AssetService/XAssetService.cs
new file mode 100644
index 0000000..d161c58
--- /dev/null
+++ b/OpenSim/Services/AssetService/XAssetService.cs
@@ -0,0 +1,213 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.IO;
31using System.Reflection;
32using Nini.Config;
33using log4net;
34using OpenSim.Framework;
35using OpenSim.Data;
36using OpenSim.Services.Interfaces;
37using OpenMetaverse;
38
39namespace OpenSim.Services.AssetService
40{
41 /// <summary>
42 /// This will be developed into a de-duplicating asset service.
43 /// XXX: Currently it's a just a copy of the existing AssetService. so please don't attempt to use it.
44 /// </summary>
45 public class XAssetService : AssetServiceBase, IAssetService
46 {
47 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
48
49 protected static XAssetService m_RootInstance;
50
51 public XAssetService(IConfigSource config) : base(config)
52 {
53 if (m_RootInstance == null)
54 {
55 m_RootInstance = this;
56
57 if (m_AssetLoader != null)
58 {
59 IConfig assetConfig = config.Configs["AssetService"];
60 if (assetConfig == null)
61 throw new Exception("No AssetService configuration");
62
63 string loaderArgs = assetConfig.GetString("AssetLoaderArgs",
64 String.Empty);
65
66 bool assetLoaderEnabled = assetConfig.GetBoolean("AssetLoaderEnabled", true);
67
68 if (assetLoaderEnabled)
69 {
70 m_log.DebugFormat("[XASSET SERVICE]: Loading default asset set from {0}", loaderArgs);
71
72 m_AssetLoader.ForEachDefaultXmlAsset(
73 loaderArgs,
74 delegate(AssetBase a)
75 {
76 AssetBase existingAsset = Get(a.ID);
77// AssetMetadata existingMetadata = GetMetadata(a.ID);
78
79 if (existingAsset == null || Util.SHA1Hash(existingAsset.Data) != Util.SHA1Hash(a.Data))
80 {
81// m_log.DebugFormat("[ASSET]: Storing {0} {1}", a.Name, a.ID);
82 Store(a);
83 }
84 });
85 }
86
87 m_log.Debug("[XASSET SERVICE]: Local asset service enabled");
88 }
89 }
90 }
91
92 public virtual AssetBase Get(string id)
93 {
94// m_log.DebugFormat("[ASSET SERVICE]: Get asset for {0}", id);
95
96 UUID assetID;
97
98 if (!UUID.TryParse(id, out assetID))
99 {
100 m_log.WarnFormat("[XASSET SERVICE]: Could not parse requested asset id {0}", id);
101 return null;
102 }
103
104 try
105 {
106 return m_Database.GetAsset(assetID);
107 }
108 catch (Exception e)
109 {
110 m_log.ErrorFormat("[XASSET SERVICE]: Exception getting asset {0} {1}", assetID, e);
111 return null;
112 }
113 }
114
115 public virtual AssetBase GetCached(string id)
116 {
117 return Get(id);
118 }
119
120 public virtual AssetMetadata GetMetadata(string id)
121 {
122// m_log.DebugFormat("[XASSET SERVICE]: Get asset metadata for {0}", id);
123
124 UUID assetID;
125
126 if (!UUID.TryParse(id, out assetID))
127 return null;
128
129 AssetBase asset = m_Database.GetAsset(assetID);
130 if (asset != null)
131 return asset.Metadata;
132
133 return null;
134 }
135
136 public virtual byte[] GetData(string id)
137 {
138// m_log.DebugFormat("[XASSET SERVICE]: Get asset data for {0}", id);
139
140 UUID assetID;
141
142 if (!UUID.TryParse(id, out assetID))
143 return null;
144
145 AssetBase asset = m_Database.GetAsset(assetID);
146 return asset.Data;
147 }
148
149 public virtual bool Get(string id, Object sender, AssetRetrieved handler)
150 {
151 //m_log.DebugFormat("[XASSET SERVICE]: Get asset async {0}", id);
152
153 UUID assetID;
154
155 if (!UUID.TryParse(id, out assetID))
156 return false;
157
158 AssetBase asset = m_Database.GetAsset(assetID);
159
160 //m_log.DebugFormat("[XASSET SERVICE]: Got asset {0}", asset);
161
162 handler(id, sender, asset);
163
164 return true;
165 }
166
167 public virtual string Store(AssetBase asset)
168 {
169 if (!m_Database.ExistsAsset(asset.FullID))
170 {
171// m_log.DebugFormat(
172// "[XASSET SERVICE]: Storing asset {0} {1}, bytes {2}", asset.Name, asset.FullID, asset.Data.Length);
173 m_Database.StoreAsset(asset);
174 }
175// else
176// {
177// m_log.DebugFormat(
178// "[XASSET SERVICE]: Not storing asset {0} {1}, bytes {2} as it already exists", asset.Name, asset.FullID, asset.Data.Length);
179// }
180
181 return asset.ID;
182 }
183
184 public bool UpdateContent(string id, byte[] data)
185 {
186 return false;
187 }
188
189 public virtual bool Delete(string id)
190 {
191 m_log.DebugFormat("[XASSET SERVICE]: Deleting asset {0}", id);
192 UUID assetID;
193 if (!UUID.TryParse(id, out assetID))
194 return false;
195
196 AssetBase asset = m_Database.GetAsset(assetID);
197 if (asset == null)
198 return false;
199
200 if ((int)(asset.Flags & AssetFlags.Maptile) != 0)
201 {
202 return m_Database.Delete(id);
203 }
204 else
205 {
206 m_log.DebugFormat("[XASSET SERVICE]: Request to delete asset {0}, but flags are not Maptile", id);
207 }
208
209 return false;
210 }
211 }
212}
213
generated by cgit v1.1 at 2024-12-18 02:52:22 +0000