diff options
Diffstat (limited to 'OpenSim/Region/Environment/Modules/Agent/AssetDownload')
-rw-r--r-- | OpenSim/Region/Environment/Modules/Agent/AssetDownload/AssetDownloadModule.cs | 454 |
1 files changed, 227 insertions, 227 deletions
diff --git a/OpenSim/Region/Environment/Modules/Agent/AssetDownload/AssetDownloadModule.cs b/OpenSim/Region/Environment/Modules/Agent/AssetDownload/AssetDownloadModule.cs index c0b7380..48db51b 100644 --- a/OpenSim/Region/Environment/Modules/Agent/AssetDownload/AssetDownloadModule.cs +++ b/OpenSim/Region/Environment/Modules/Agent/AssetDownload/AssetDownloadModule.cs | |||
@@ -1,228 +1,228 @@ | |||
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 System.Collections.Generic; | 28 | using System.Collections.Generic; |
29 | using libsecondlife; | 29 | using libsecondlife; |
30 | using libsecondlife.Packets; | 30 | using libsecondlife.Packets; |
31 | using Nini.Config; | 31 | using Nini.Config; |
32 | using OpenSim.Framework; | 32 | using OpenSim.Framework; |
33 | using OpenSim.Region.Environment.Interfaces; | 33 | using OpenSim.Region.Environment.Interfaces; |
34 | using OpenSim.Region.Environment.Scenes; | 34 | using OpenSim.Region.Environment.Scenes; |
35 | 35 | ||
36 | namespace OpenSim.Region.Environment.Modules.Agent.AssetDownload | 36 | namespace OpenSim.Region.Environment.Modules.Agent.AssetDownload |
37 | { | 37 | { |
38 | public class AssetDownloadModule : IRegionModule | 38 | public class AssetDownloadModule : IRegionModule |
39 | { | 39 | { |
40 | /// <summary> | 40 | /// <summary> |
41 | /// Asset requests with data which are ready to be sent back to requesters. This includes textures. | 41 | /// Asset requests with data which are ready to be sent back to requesters. This includes textures. |
42 | /// </summary> | 42 | /// </summary> |
43 | private List<AssetRequest> AssetRequests; | 43 | private List<AssetRequest> AssetRequests; |
44 | 44 | ||
45 | private Scene m_scene; | 45 | private Scene m_scene; |
46 | private Dictionary<LLUUID, Scene> RegisteredScenes = new Dictionary<LLUUID, Scene>(); | 46 | private Dictionary<LLUUID, Scene> RegisteredScenes = new Dictionary<LLUUID, Scene>(); |
47 | 47 | ||
48 | /// | 48 | /// |
49 | /// Assets requests (for each user) which are waiting for asset server data. This includes texture requests | 49 | /// Assets requests (for each user) which are waiting for asset server data. This includes texture requests |
50 | /// </summary> | 50 | /// </summary> |
51 | private Dictionary<LLUUID, Dictionary<LLUUID, AssetRequest>> RequestedAssets; | 51 | private Dictionary<LLUUID, Dictionary<LLUUID, AssetRequest>> RequestedAssets; |
52 | 52 | ||
53 | public AssetDownloadModule() | 53 | public AssetDownloadModule() |
54 | { | 54 | { |
55 | RequestedAssets = new Dictionary<LLUUID, Dictionary<LLUUID, AssetRequest>>(); | 55 | RequestedAssets = new Dictionary<LLUUID, Dictionary<LLUUID, AssetRequest>>(); |
56 | AssetRequests = new List<AssetRequest>(); | 56 | AssetRequests = new List<AssetRequest>(); |
57 | } | 57 | } |
58 | 58 | ||
59 | #region IRegionModule Members | 59 | #region IRegionModule Members |
60 | 60 | ||
61 | public void Initialise(Scene scene, IConfigSource config) | 61 | public void Initialise(Scene scene, IConfigSource config) |
62 | { | 62 | { |
63 | if (!RegisteredScenes.ContainsKey(scene.RegionInfo.RegionID)) | 63 | if (!RegisteredScenes.ContainsKey(scene.RegionInfo.RegionID)) |
64 | { | 64 | { |
65 | RegisteredScenes.Add(scene.RegionInfo.RegionID, scene); | 65 | RegisteredScenes.Add(scene.RegionInfo.RegionID, scene); |
66 | // scene.EventManager.OnNewClient += NewClient; | 66 | // scene.EventManager.OnNewClient += NewClient; |
67 | } | 67 | } |
68 | 68 | ||
69 | if (m_scene == null) | 69 | if (m_scene == null) |
70 | { | 70 | { |
71 | m_scene = scene; | 71 | m_scene = scene; |
72 | // m_thread = new Thread(new ThreadStart(RunAssetQueue)); | 72 | // m_thread = new Thread(new ThreadStart(RunAssetQueue)); |
73 | // m_thread.Name = "AssetDownloadQueueThread"; | 73 | // m_thread.Name = "AssetDownloadQueueThread"; |
74 | // m_thread.IsBackground = true; | 74 | // m_thread.IsBackground = true; |
75 | // m_thread.Start(); | 75 | // m_thread.Start(); |
76 | // OpenSim.Framework.ThreadTracker.Add(m_thread); | 76 | // OpenSim.Framework.ThreadTracker.Add(m_thread); |
77 | } | 77 | } |
78 | } | 78 | } |
79 | 79 | ||
80 | public void PostInitialise() | 80 | public void PostInitialise() |
81 | { | 81 | { |
82 | } | 82 | } |
83 | 83 | ||
84 | public void Close() | 84 | public void Close() |
85 | { | 85 | { |
86 | } | 86 | } |
87 | 87 | ||
88 | public string Name | 88 | public string Name |
89 | { | 89 | { |
90 | get { return "AssetDownloadModule"; } | 90 | get { return "AssetDownloadModule"; } |
91 | } | 91 | } |
92 | 92 | ||
93 | public bool IsSharedModule | 93 | public bool IsSharedModule |
94 | { | 94 | { |
95 | get { return true; } | 95 | get { return true; } |
96 | } | 96 | } |
97 | 97 | ||
98 | #endregion | 98 | #endregion |
99 | 99 | ||
100 | public void NewClient(IClientAPI client) | 100 | public void NewClient(IClientAPI client) |
101 | { | 101 | { |
102 | // client.OnRequestAsset += AddAssetRequest; | 102 | // client.OnRequestAsset += AddAssetRequest; |
103 | } | 103 | } |
104 | 104 | ||
105 | /// <summary> | 105 | /// <summary> |
106 | /// Make an asset request the result of which will be packeted up and sent directly back to the client. | 106 | /// Make an asset request the result of which will be packeted up and sent directly back to the client. |
107 | /// </summary> | 107 | /// </summary> |
108 | /// <param name="userInfo"></param> | 108 | /// <param name="userInfo"></param> |
109 | /// <param name="transferRequest"></param> | 109 | /// <param name="transferRequest"></param> |
110 | public void AddAssetRequest(IClientAPI userInfo, TransferRequestPacket transferRequest) | 110 | public void AddAssetRequest(IClientAPI userInfo, TransferRequestPacket transferRequest) |
111 | { | 111 | { |
112 | LLUUID requestID = null; | 112 | LLUUID requestID = null; |
113 | byte source = 2; | 113 | byte source = 2; |
114 | if (transferRequest.TransferInfo.SourceType == 2) | 114 | if (transferRequest.TransferInfo.SourceType == 2) |
115 | { | 115 | { |
116 | //direct asset request | 116 | //direct asset request |
117 | requestID = new LLUUID(transferRequest.TransferInfo.Params, 0); | 117 | requestID = new LLUUID(transferRequest.TransferInfo.Params, 0); |
118 | } | 118 | } |
119 | else if (transferRequest.TransferInfo.SourceType == 3) | 119 | else if (transferRequest.TransferInfo.SourceType == 3) |
120 | { | 120 | { |
121 | //inventory asset request | 121 | //inventory asset request |
122 | requestID = new LLUUID(transferRequest.TransferInfo.Params, 80); | 122 | requestID = new LLUUID(transferRequest.TransferInfo.Params, 80); |
123 | source = 3; | 123 | source = 3; |
124 | //Console.WriteLine("asset request " + requestID); | 124 | //Console.WriteLine("asset request " + requestID); |
125 | } | 125 | } |
126 | 126 | ||
127 | //not found asset | 127 | //not found asset |
128 | // so request from asset server | 128 | // so request from asset server |
129 | Dictionary<LLUUID, AssetRequest> userRequests = null; | 129 | Dictionary<LLUUID, AssetRequest> userRequests = null; |
130 | if (RequestedAssets.TryGetValue(userInfo.AgentId, out userRequests)) | 130 | if (RequestedAssets.TryGetValue(userInfo.AgentId, out userRequests)) |
131 | { | 131 | { |
132 | if (!userRequests.ContainsKey(requestID)) | 132 | if (!userRequests.ContainsKey(requestID)) |
133 | { | 133 | { |
134 | AssetRequest request = new AssetRequest(); | 134 | AssetRequest request = new AssetRequest(); |
135 | request.RequestUser = userInfo; | 135 | request.RequestUser = userInfo; |
136 | request.RequestAssetID = requestID; | 136 | request.RequestAssetID = requestID; |
137 | request.TransferRequestID = transferRequest.TransferInfo.TransferID; | 137 | request.TransferRequestID = transferRequest.TransferInfo.TransferID; |
138 | request.AssetRequestSource = source; | 138 | request.AssetRequestSource = source; |
139 | request.Params = transferRequest.TransferInfo.Params; | 139 | request.Params = transferRequest.TransferInfo.Params; |
140 | userRequests[requestID] = request; | 140 | userRequests[requestID] = request; |
141 | m_scene.AssetCache.GetAsset(requestID, AssetCallback, false); | 141 | m_scene.AssetCache.GetAsset(requestID, AssetCallback, false); |
142 | } | 142 | } |
143 | } | 143 | } |
144 | else | 144 | else |
145 | { | 145 | { |
146 | userRequests = new Dictionary<LLUUID, AssetRequest>(); | 146 | userRequests = new Dictionary<LLUUID, AssetRequest>(); |
147 | AssetRequest request = new AssetRequest(); | 147 | AssetRequest request = new AssetRequest(); |
148 | request.RequestUser = userInfo; | 148 | request.RequestUser = userInfo; |
149 | request.RequestAssetID = requestID; | 149 | request.RequestAssetID = requestID; |
150 | request.TransferRequestID = transferRequest.TransferInfo.TransferID; | 150 | request.TransferRequestID = transferRequest.TransferInfo.TransferID; |
151 | request.AssetRequestSource = source; | 151 | request.AssetRequestSource = source; |
152 | request.Params = transferRequest.TransferInfo.Params; | 152 | request.Params = transferRequest.TransferInfo.Params; |
153 | userRequests.Add(requestID, request); | 153 | userRequests.Add(requestID, request); |
154 | RequestedAssets[userInfo.AgentId] = userRequests; | 154 | RequestedAssets[userInfo.AgentId] = userRequests; |
155 | m_scene.AssetCache.GetAsset(requestID, AssetCallback, false); | 155 | m_scene.AssetCache.GetAsset(requestID, AssetCallback, false); |
156 | } | 156 | } |
157 | } | 157 | } |
158 | 158 | ||
159 | public void AssetCallback(LLUUID assetID, AssetBase asset) | 159 | public void AssetCallback(LLUUID assetID, AssetBase asset) |
160 | { | 160 | { |
161 | if (asset != null) | 161 | if (asset != null) |
162 | { | 162 | { |
163 | foreach (Dictionary<LLUUID, AssetRequest> userRequests in RequestedAssets.Values) | 163 | foreach (Dictionary<LLUUID, AssetRequest> userRequests in RequestedAssets.Values) |
164 | { | 164 | { |
165 | if (userRequests.ContainsKey(assetID)) | 165 | if (userRequests.ContainsKey(assetID)) |
166 | { | 166 | { |
167 | AssetRequest req = userRequests[assetID]; | 167 | AssetRequest req = userRequests[assetID]; |
168 | if (req != null) | 168 | if (req != null) |
169 | { | 169 | { |
170 | req.AssetInf = asset; | 170 | req.AssetInf = asset; |
171 | req.NumPackets = CalculateNumPackets(asset.Data); | 171 | req.NumPackets = CalculateNumPackets(asset.Data); |
172 | 172 | ||
173 | userRequests.Remove(assetID); | 173 | userRequests.Remove(assetID); |
174 | AssetRequests.Add(req); | 174 | AssetRequests.Add(req); |
175 | } | 175 | } |
176 | } | 176 | } |
177 | } | 177 | } |
178 | } | 178 | } |
179 | } | 179 | } |
180 | 180 | ||
181 | /// <summary> | 181 | /// <summary> |
182 | /// Calculate the number of packets required to send the asset to the client. | 182 | /// Calculate the number of packets required to send the asset to the client. |
183 | /// </summary> | 183 | /// </summary> |
184 | /// <param name="data"></param> | 184 | /// <param name="data"></param> |
185 | /// <returns></returns> | 185 | /// <returns></returns> |
186 | private int CalculateNumPackets(byte[] data) | 186 | private int CalculateNumPackets(byte[] data) |
187 | { | 187 | { |
188 | const uint m_maxPacketSize = 600; | 188 | const uint m_maxPacketSize = 600; |
189 | int numPackets = 1; | 189 | int numPackets = 1; |
190 | 190 | ||
191 | if (data.LongLength > m_maxPacketSize) | 191 | if (data.LongLength > m_maxPacketSize) |
192 | { | 192 | { |
193 | // over max number of bytes so split up file | 193 | // over max number of bytes so split up file |
194 | long restData = data.LongLength - m_maxPacketSize; | 194 | long restData = data.LongLength - m_maxPacketSize; |
195 | int restPackets = (int) ((restData + m_maxPacketSize - 1) / m_maxPacketSize); | 195 | int restPackets = (int) ((restData + m_maxPacketSize - 1) / m_maxPacketSize); |
196 | numPackets += restPackets; | 196 | numPackets += restPackets; |
197 | } | 197 | } |
198 | 198 | ||
199 | return numPackets; | 199 | return numPackets; |
200 | } | 200 | } |
201 | 201 | ||
202 | #region Nested type: AssetRequest | 202 | #region Nested type: AssetRequest |
203 | 203 | ||
204 | public class AssetRequest | 204 | public class AssetRequest |
205 | { | 205 | { |
206 | public AssetBase AssetInf; | 206 | public AssetBase AssetInf; |
207 | public byte AssetRequestSource = 2; | 207 | public byte AssetRequestSource = 2; |
208 | public long DataPointer = 0; | 208 | public long DataPointer = 0; |
209 | public int DiscardLevel = -1; | 209 | public int DiscardLevel = -1; |
210 | public AssetBase ImageInfo; | 210 | public AssetBase ImageInfo; |
211 | public bool IsTextureRequest; | 211 | public bool IsTextureRequest; |
212 | public int NumPackets = 0; | 212 | public int NumPackets = 0; |
213 | public int PacketCounter = 0; | 213 | public int PacketCounter = 0; |
214 | public byte[] Params = null; | 214 | public byte[] Params = null; |
215 | public LLUUID RequestAssetID; | 215 | public LLUUID RequestAssetID; |
216 | public IClientAPI RequestUser; | 216 | public IClientAPI RequestUser; |
217 | public LLUUID TransferRequestID; | 217 | public LLUUID TransferRequestID; |
218 | //public bool AssetInCache; | 218 | //public bool AssetInCache; |
219 | //public int TimeRequested; | 219 | //public int TimeRequested; |
220 | 220 | ||
221 | public AssetRequest() | 221 | public AssetRequest() |
222 | { | 222 | { |
223 | } | 223 | } |
224 | } | 224 | } |
225 | 225 | ||
226 | #endregion | 226 | #endregion |
227 | } | 227 | } |
228 | } \ No newline at end of file | 228 | } \ No newline at end of file |