diff options
Diffstat (limited to 'OpenSim/Region/Environment/Modules/World')
-rw-r--r-- | OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs | 303 |
1 files changed, 187 insertions, 116 deletions
diff --git a/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs index 1ebf3e0..867aa3a 100644 --- a/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs +++ b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs | |||
@@ -1,116 +1,187 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ | 2 | * Copyright (c) Contributors, http://opensimulator.org/ |
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | 3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
4 | * | 4 | * |
5 | * Redistribution and use in source and binary forms, with or without | 5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions are met: | 6 | * modification, are permitted provided that the following conditions are met: |
7 | * * Redistributions of source code must retain the above copyright | 7 | * * Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. | 8 | * notice, this list of conditions and the following disclaimer. |
9 | * * Redistributions in binary form must reproduce the above copyright | 9 | * * Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the | 10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. | 11 | * documentation and/or other materials provided with the distribution. |
12 | * * Neither the name of the OpenSim Project nor the | 12 | * * Neither the name of the OpenSim Project nor the |
13 | * names of its contributors may be used to endorse or promote products | 13 | * names of its contributors may be used to endorse or promote products |
14 | * derived from this software without specific prior written permission. | 14 | * derived from this software without specific prior written permission. |
15 | * | 15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | 16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | 19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 | 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 | 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 | 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. | 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ | 26 | */ |
27 | 27 | ||
28 | using OpenSim.Framework.Communications.Cache; | 28 | using OpenSim.Framework; |
29 | using OpenSim.Region.Environment.Interfaces; | 29 | using OpenSim.Framework.Communications.Cache; |
30 | using OpenSim.Region.Environment.Modules.World.Serialiser; | 30 | using OpenSim.Region.Environment.Interfaces; |
31 | using OpenSim.Region.Environment.Scenes; | 31 | using OpenSim.Region.Environment.Modules.World.Serialiser; |
32 | using System.Collections.Generic; | 32 | using OpenSim.Region.Environment.Scenes; |
33 | using System.Reflection; | 33 | using System.Collections.Generic; |
34 | using libsecondlife; | 34 | using System.Reflection; |
35 | using log4net; | 35 | using libsecondlife; |
36 | using Nini.Config; | 36 | using log4net; |
37 | 37 | using Nini.Config; | |
38 | namespace OpenSim.Region.Environment | 38 | |
39 | { | 39 | namespace OpenSim.Region.Environment |
40 | /// <summary> | 40 | { |
41 | /// Handles an individual archive request | 41 | /// <summary> |
42 | /// </summary> | 42 | /// Method called when all the necessary assets for an archive request have been received. |
43 | public class ArchiveRequest | 43 | /// </summary> |
44 | { | 44 | public delegate void AssetsRequestCallback(IDictionary<LLUUID, AssetBase> assets); |
45 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | 45 | |
46 | 46 | /// <summary> | |
47 | private Scene m_scene; | 47 | /// Handles an individual archive request |
48 | private string m_savePath; | 48 | /// </summary> |
49 | 49 | public class ArchiveRequest | |
50 | public ArchiveRequest(Scene scene, string savePath) | 50 | { |
51 | { | 51 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
52 | m_scene = scene; | 52 | |
53 | m_savePath = savePath; | 53 | private Scene m_scene; |
54 | 54 | private string m_savePath; | |
55 | ArchiveRegion(); | 55 | |
56 | } | 56 | public ArchiveRequest(Scene scene, string savePath) |
57 | 57 | { | |
58 | protected void ArchiveRegion() | 58 | m_scene = scene; |
59 | { | 59 | m_savePath = savePath; |
60 | m_log.Warn("[ARCHIVER]: Archive region not yet implemented"); | 60 | |
61 | 61 | ArchiveRegion(); | |
62 | Dictionary<LLUUID, int> textureUuids = new Dictionary<LLUUID, int>(); | 62 | } |
63 | 63 | ||
64 | List<EntityBase> entities = m_scene.GetEntities(); | 64 | protected void ArchiveRegion() |
65 | 65 | { | |
66 | foreach (EntityBase entity in entities) | 66 | m_log.Warn("[ARCHIVER]: Archive region not yet implemented"); |
67 | { | 67 | |
68 | if (entity is SceneObjectGroup) | 68 | Dictionary<LLUUID, int> textureUuids = new Dictionary<LLUUID, int>(); |
69 | { | 69 | |
70 | SceneObjectGroup sceneObject = (SceneObjectGroup)entity; | 70 | List<EntityBase> entities = m_scene.GetEntities(); |
71 | 71 | ||
72 | foreach (SceneObjectPart part in sceneObject.GetParts()) | 72 | foreach (EntityBase entity in entities) |
73 | { | 73 | { |
74 | LLUUID texture = new LLUUID(part.Shape.TextureEntry, 0); | 74 | if (entity is SceneObjectGroup) |
75 | textureUuids[texture] = 1; | 75 | { |
76 | } | 76 | SceneObjectGroup sceneObject = (SceneObjectGroup)entity; |
77 | } | 77 | |
78 | } | 78 | foreach (SceneObjectPart part in sceneObject.GetParts()) |
79 | 79 | { | |
80 | string serEntities = SerializeObjects(entities); | 80 | LLUUID texture = new LLUUID(part.Shape.TextureEntry, 0); |
81 | 81 | textureUuids[texture] = 1; | |
82 | if (serEntities != null && serEntities.Length > 0) | 82 | } |
83 | { | 83 | } |
84 | m_log.DebugFormat("[ARCHIVER]: Successfully got serialization for {0} entities", entities.Count); | 84 | } |
85 | m_log.DebugFormat("[ARCHIVER]: Requiring save of {0} textures", textureUuids.Count); | 85 | |
86 | } | 86 | string serEntities = SerializeObjects(entities); |
87 | } | 87 | |
88 | 88 | if (serEntities != null && serEntities.Length > 0) | |
89 | /// <summary> | 89 | { |
90 | /// Get an xml representation of the given scene objects. | 90 | m_log.DebugFormat("[ARCHIVER]: Successfully got serialization for {0} entities", entities.Count); |
91 | /// </summary> | 91 | m_log.DebugFormat("[ARCHIVER]: Requiring save of {0} textures", textureUuids.Count); |
92 | /// <param name="scene"></param> | 92 | |
93 | /// <returns></returns> | 93 | // Asynchronously request all the assets required to perform this archive operation |
94 | protected static string SerializeObjects(List<EntityBase> entities) | 94 | new AssetsRequest(ReceivedAllAssets, m_scene.AssetCache, textureUuids.Keys); |
95 | { | 95 | } |
96 | string serialization = "<scene>"; | 96 | } |
97 | 97 | ||
98 | List<string> serObjects = new List<string>(); | 98 | protected internal void ReceivedAllAssets(IDictionary<LLUUID, AssetBase> assets) |
99 | 99 | { | |
100 | foreach (EntityBase ent in entities) | 100 | m_log.DebugFormat("[ARCHIVER]: Received all {0} textures required", assets.Count); |
101 | { | 101 | } |
102 | if (ent is SceneObjectGroup) | 102 | |
103 | { | 103 | /// <summary> |
104 | serObjects.Add(((SceneObjectGroup) ent).ToXmlString2()); | 104 | /// Get an xml representation of the given scene objects. |
105 | } | 105 | /// </summary> |
106 | } | 106 | /// <param name="scene"></param> |
107 | 107 | /// <returns></returns> | |
108 | foreach (string serObject in serObjects) | 108 | protected static string SerializeObjects(List<EntityBase> entities) |
109 | serialization += serObject; | 109 | { |
110 | 110 | string serialization = "<scene>"; | |
111 | serialization += "</scene>"; | 111 | |
112 | 112 | List<string> serObjects = new List<string>(); | |
113 | return serialization; | 113 | |
114 | } | 114 | foreach (EntityBase ent in entities) |
115 | } | 115 | { |
116 | } | 116 | if (ent is SceneObjectGroup) |
117 | { | ||
118 | serObjects.Add(((SceneObjectGroup) ent).ToXmlString2()); | ||
119 | } | ||
120 | } | ||
121 | |||
122 | foreach (string serObject in serObjects) | ||
123 | serialization += serObject; | ||
124 | |||
125 | serialization += "</scene>"; | ||
126 | |||
127 | return serialization; | ||
128 | } | ||
129 | } | ||
130 | |||
131 | /// <summary> | ||
132 | /// Encapsulate the asynchronous requests for the assets required for an archive operation | ||
133 | /// </summary> | ||
134 | class AssetsRequest | ||
135 | { | ||
136 | /// <summary> | ||
137 | /// Callback used when all the assets requested have been received. | ||
138 | /// </summary> | ||
139 | protected AssetsRequestCallback m_assetsRequestCallback; | ||
140 | |||
141 | /// <summary> | ||
142 | /// Assets retrieved in this request | ||
143 | /// </summary> | ||
144 | protected Dictionary<LLUUID, AssetBase> m_assets = new Dictionary<LLUUID, AssetBase>(); | ||
145 | |||
146 | /// <summary> | ||
147 | /// Record the number of asset replies required so we know when we've finished | ||
148 | /// </summary> | ||
149 | private int m_repliesRequired; | ||
150 | |||
151 | /// <summary> | ||
152 | /// Asset cache used to request the assets | ||
153 | /// </summary> | ||
154 | protected AssetCache m_assetCache; | ||
155 | |||
156 | protected internal AssetsRequest(AssetsRequestCallback assetsRequestCallback, AssetCache assetCache, ICollection<LLUUID> uuids) | ||
157 | { | ||
158 | m_assetsRequestCallback = assetsRequestCallback; | ||
159 | m_assetCache = assetCache; | ||
160 | m_repliesRequired = uuids.Count; | ||
161 | |||
162 | // We can stop here if there are no assets to fetch | ||
163 | if (m_repliesRequired == 0) | ||
164 | m_assetsRequestCallback(m_assets); | ||
165 | |||
166 | foreach (LLUUID uuid in uuids) | ||
167 | { | ||
168 | m_assetCache.GetAsset(uuid, AssetRequestCallback, true); | ||
169 | } | ||
170 | } | ||
171 | |||
172 | /// <summary> | ||
173 | /// Called back by the asset cache when it has the asset | ||
174 | /// </summary> | ||
175 | /// <param name="assetID"></param> | ||
176 | /// <param name="asset"></param> | ||
177 | public void AssetRequestCallback(LLUUID assetID, AssetBase asset) | ||
178 | { | ||
179 | m_assets[assetID] = asset; | ||
180 | |||
181 | if (m_assets.Count == m_repliesRequired) | ||
182 | { | ||
183 | m_assetsRequestCallback(m_assets); | ||
184 | } | ||
185 | } | ||
186 | } | ||
187 | } | ||