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1/*
2 *
3Copyright (c) OpenSim project, http://osgrid.org/
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 <organization> 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 <copyright holder> ``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 <copyright holder> 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 */
28
29using System;
30using System.Net;
31using System.Collections.Generic;
32using libsecondlife;
33using System.Collections;
34using libsecondlife.Packets;
35using libsecondlife.AssetSystem;
36using System.IO;
37
38namespace OpenSim
39{
40 /// <summary>
41 /// Asset and Image management
42 /// </summary>
43 public class AssetManagement
44 {
45 public Dictionary<libsecondlife.LLUUID,AssetInfo> Assets;
46 public Dictionary<libsecondlife.LLUUID,TextureImage> Textures;
47
48 public ArrayList AssetRequests = new ArrayList(); //should change to a generic
49 public ArrayList TextureRequests = new ArrayList();
50 //public ArrayList uploads=new ArrayList();
51 private Server _server;
52 private InventoryManager _inventoryManager;
53 private System.Text.Encoding _enc = System.Text.Encoding.ASCII;
54
55 /// <summary>
56 ///
57 /// </summary>
58 /// <param name="_server"></param>
59 public AssetManagement(Server server, InventoryManager inventoryManager)
60 {
61 this._server = server;
62 this._inventoryManager = inventoryManager;
63 Textures = new Dictionary<libsecondlife.LLUUID,TextureImage> ();
64 Assets = new Dictionary<libsecondlife.LLUUID,AssetInfo> ();
65 this.initialise();
66 }
67
68 /// <summary>
69 ///
70 /// </summary>
71 private void initialise()
72 {
73 //Shape and skin base assets
74 AssetInfo Asset = new AssetInfo();
75 Asset.filename = "base_shape.dat";
76 Asset.FullID = new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73");
77 this.LoadAsset(Asset, false);
78 this.Assets.Add(Asset.FullID, Asset);
79
80 Asset = new AssetInfo();
81 Asset.filename = "base_skin.dat";
82 Asset.FullID = new LLUUID("e0ee49b5a4184df8d3c9a65361fe7f49");
83 this.LoadAsset(Asset, false);
84 this.Assets.Add(Asset.FullID, Asset);
85
86 //our test images
87 //Change these filenames to images you want to use.
88 TextureImage Image = new TextureImage();
89 Image.filename = "testpic2.jp2";
90 Image.FullID = new LLUUID("00000000-0000-0000-5005-000000000005");
91 Image.Name = "test Texture";
92 this.LoadAsset(Image, true);
93 this.Textures.Add(Image.FullID, Image);
94
95 Image = new TextureImage();
96 Image.filename = "map_base.jp2";
97 Image.FullID = new LLUUID("00000000-0000-0000-7007-000000000006");
98 this.LoadAsset(Image, true);
99 this.Textures.Add(Image.FullID, Image);
100
101 Image = new TextureImage();
102 Image.filename = "map1.jp2";
103 Image.FullID = new LLUUID("00000000-0000-0000-7009-000000000008");
104 this.LoadAsset(Image, true);
105 this.Textures.Add(Image.FullID, Image);
106 }
107
108 /// <summary>
109 ///
110 /// </summary>
111 /// <param name="UserInfo"></param>
112 /// <param name="AssetID"></param>
113 /// <param name="TransferRequest"></param>
114 #region AssetRegion
115
116 public void AddAssetRequest(UserAgentInfo userInfo, LLUUID assetID, TransferRequestPacket transferRequest)
117 {
118
119 if(!this.Assets.ContainsKey(assetID))
120 {
121 //not found asset
122 return;
123 }
124 AssetInfo info = this.Assets[assetID];
125 //for now as it will be only skin or shape request just send back the asset
126 TransferInfoPacket Transfer = new TransferInfoPacket();
127 Transfer.TransferInfo.ChannelType = 2;
128 Transfer.TransferInfo.Status = 0;
129 Transfer.TransferInfo.TargetType = 0;
130 Transfer.TransferInfo.Params = transferRequest.TransferInfo.Params;
131 Transfer.TransferInfo.Size = info.data.Length;
132 Transfer.TransferInfo.TransferID = transferRequest.TransferInfo.TransferID;
133
134 _server.SendPacket(Transfer, true, userInfo);
135
136 TransferPacketPacket TransferPacket = new TransferPacketPacket();
137 TransferPacket.TransferData.Packet = 0;
138 TransferPacket.TransferData.ChannelType = 2;
139 TransferPacket.TransferData.TransferID=transferRequest.TransferInfo.TransferID;
140 if(info.data.Length>1000) //but needs to be less than 2000 at the moment
141 {
142 byte[] chunk = new byte[1000];
143 Array.Copy(info.data,chunk,1000);
144 TransferPacket.TransferData.Data = chunk;
145 TransferPacket.TransferData.Status = 0;
146 _server.SendPacket(TransferPacket,true,userInfo);
147
148 TransferPacket = new TransferPacketPacket();
149 TransferPacket.TransferData.Packet = 1;
150 TransferPacket.TransferData.ChannelType = 2;
151 TransferPacket.TransferData.TransferID = transferRequest.TransferInfo.TransferID;
152 byte[] chunk1 = new byte[(info.data.Length-1000)];
153 Array.Copy(info.data, 1000, chunk1, 0, chunk1.Length);
154 TransferPacket.TransferData.Data = chunk1;
155 TransferPacket.TransferData.Status = 1;
156 _server.SendPacket(TransferPacket, true, userInfo);
157 }
158 else
159 {
160 TransferPacket.TransferData.Status = 1; //last packet? so set to 1
161 TransferPacket.TransferData.Data = info.data;
162 _server.SendPacket(TransferPacket, true, userInfo);
163 }
164
165 }
166
167 public void CreateNewInventorySet(ref AvatarData Avata,UserAgentInfo UserInfo)
168 {
169 //Create Folders
170 LLUUID BaseFolder = Avata.BaseFolder;
171 _inventoryManager.CreateNewFolder(UserInfo, Avata.InventoryFolder);
172 _inventoryManager.CreateNewFolder(UserInfo, BaseFolder);
173
174 //Give a copy of default shape
175 AssetInfo Base = this.Assets[new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73")];
176 AssetInfo Shape = this.CloneAsset(UserInfo.AgentID, Base);
177
178 Shape.filename = "";
179 Shape.Name = "Default Shape";
180 Shape.Description = "Default Shape";
181 Shape.InvType = 18;
182 Shape.Type=13;
183 //Shape.Type = libsecondlife.AssetSystem.Asset.ASSET_TYPE_WEARABLE_BODY;
184
185 byte[] Agentid = _enc.GetBytes(UserInfo.AgentID.ToStringHyphenated());
186 Array.Copy(Agentid, 0, Shape.data, 294, Agentid.Length);
187 this.Assets.Add(Shape.FullID, Shape);
188
189 Avata.Wearables[0].ItemID = _inventoryManager.AddToInventory(UserInfo, BaseFolder, Shape);
190 Avata.Wearables[0].AssetID = Shape.FullID;
191
192 //Give copy of default skin
193 Base = this.Assets[new LLUUID("e0ee49b5a4184df8d3c9a65361fe7f49")];
194 AssetInfo Skin=this.CloneAsset(UserInfo.AgentID, Base);
195
196 Skin.filename = "";
197 Skin.Name = "Default Skin";
198 Skin.Description = "Default Skin";
199 Skin.InvType = 18;
200 Skin.Type=13;
201 //Skin.Type = libsecondlife.AssetSystem.Asset.ASSET_TYPE_WEARABLE_BODY;
202
203 Array.Copy(Agentid,0,Skin.data,238,Agentid.Length);
204 this.Assets.Add(Skin.FullID, Skin);
205
206 Avata.Wearables[1].ItemID = _inventoryManager.AddToInventory(UserInfo, BaseFolder, Skin);
207 Avata.Wearables[1].AssetID = Skin.FullID;
208
209 //give a copy of test texture
210 TextureImage Texture = this.CloneImage(UserInfo.AgentID, Textures[new LLUUID("00000000-0000-0000-5005-000000000005")]);
211 this.Textures.Add(Texture.FullID, Texture);
212 _inventoryManager.AddToInventory(UserInfo, BaseFolder, Texture);
213
214 }
215
216
217 private void LoadAsset(AssetBase info, bool Image)
218 {
219 WebRequest AssetLoad = WebRequest.Create(Globals.Instance.AssetURL + "getasset/" + Globals.Instance.AssetSendKey + "/" + info.FullID + "/data");
220 WebResponse AssetResponse = AssetLoad.GetResponse();
221 byte[] idata = new byte[(int)AssetResponse.ContentLength];
222 BinaryReader br = new BinaryReader(AssetResponse.GetResponseStream());
223 idata = br.ReadBytes((int)AssetResponse.ContentLength);
224 br.Close();
225 AssetResponse.Close();
226 info.data = idata;
227 }
228
229 public AssetInfo CloneAsset(LLUUID NewOwner, AssetInfo SourceAsset)
230 {
231 AssetInfo NewAsset = new AssetInfo();
232 NewAsset.data = new byte[SourceAsset.data.Length];
233 Array.Copy(SourceAsset.data, NewAsset.data, SourceAsset.data.Length);
234 NewAsset.FullID = LLUUID.Random();
235 NewAsset.Type = SourceAsset.Type;
236 NewAsset.InvType = SourceAsset.InvType;
237 return(NewAsset);
238 }
239 #endregion
240
241 #region TextureRegion
242 public void AddTextureRequest(UserAgentInfo userInfo, LLUUID imageID)
243 {
244
245 if(!this.Textures.ContainsKey(imageID))
246 {
247 //not found image so send back image not in data base message
248 ImageNotInDatabasePacket im_not = new ImageNotInDatabasePacket();
249 im_not.ImageID.ID=imageID;
250 _server.SendPacket(im_not, true, userInfo);
251 return;
252 }
253 TextureImage imag = this.Textures[imageID];
254 TextureRequest req = new TextureRequest();
255 req.RequestUser = userInfo;
256 req.RequestImage = imageID;
257 req.ImageInfo = imag;
258
259 if(imag.data.LongLength>600) //should be bigger or smaller?
260 {
261 //over 600 bytes so split up file
262 req.NumPackets = 1 + (int)(imag.data.Length-600+999)/1000;
263 }
264 else
265 {
266 req.NumPackets = 1;
267 }
268
269 this.TextureRequests.Add(req);
270
271 }
272
273 public void AddTexture(LLUUID imageID, string name, byte[] data)
274 {
275
276 }
277 public void DoWork(ulong time)
278 {
279 if(this.TextureRequests.Count == 0)
280 {
281 //no requests waiting
282 return;
283 }
284 int num;
285 //should be running in its own thread but for now is called by timer
286 if(this.TextureRequests.Count < 5)
287 {
288 //lower than 5 so do all of them
289 num = this.TextureRequests.Count;
290 }
291 else
292 {
293 num=5;
294 }
295 TextureRequest req;
296 for(int i = 0; i < num; i++)
297 {
298 req=(TextureRequest)this.TextureRequests[i];
299
300 if(req.PacketCounter == 0)
301 {
302 //first time for this request so send imagedata packet
303 if(req.NumPackets == 1)
304 {
305 //only one packet so send whole file
306 ImageDataPacket im = new ImageDataPacket();
307 im.ImageID.Packets = 1;
308 im.ImageID.ID = req.ImageInfo.FullID;
309 im.ImageID.Size = (uint)req.ImageInfo.data.Length;
310 im.ImageData.Data = req.ImageInfo.data;
311 im.ImageID.Codec = 2;
312 _server.SendPacket(im, true, req.RequestUser);
313 req.PacketCounter++;
314 req.ImageInfo.last_used = time;
315 //System.Console.WriteLine("sent texture: "+req.image_info.FullID);
316 }
317 else
318 {
319 //more than one packet so split file up
320 ImageDataPacket im = new ImageDataPacket();
321 im.ImageID.Packets = (ushort)req.NumPackets;
322 im.ImageID.ID = req.ImageInfo.FullID;
323 im.ImageID.Size = (uint)req.ImageInfo.data.Length;
324 im.ImageData.Data = new byte[600];
325 Array.Copy(req.ImageInfo.data, 0, im.ImageData.Data, 0, 600);
326 im.ImageID.Codec = 2;
327 _server.SendPacket(im, true, req.RequestUser);
328 req.PacketCounter++;
329 req.ImageInfo.last_used = time;
330 //System.Console.WriteLine("sent first packet of texture:
331 }
332 }
333 else
334 {
335 //send imagepacket
336 //more than one packet so split file up
337 ImagePacketPacket im = new ImagePacketPacket();
338 im.ImageID.Packet = (ushort)req.PacketCounter;
339 im.ImageID.ID = req.ImageInfo.FullID;
340 int size = req.ImageInfo.data.Length - 600 - 1000*(req.PacketCounter - 1);
341 if(size > 1000) size = 1000;
342 im.ImageData.Data = new byte[size];
343 Array.Copy(req.ImageInfo.data, 600 + 1000*(req.PacketCounter - 1), im.ImageData.Data, 0, size);
344 _server.SendPacket(im, true, req.RequestUser);
345 req.PacketCounter++;
346 req.ImageInfo.last_used = time;
347 //System.Console.WriteLine("sent a packet of texture: "+req.image_info.FullID);
348 }
349 }
350
351 //remove requests that have been completed
352 for(int i = 0; i < num; i++)
353 {
354 req=(TextureRequest)this.TextureRequests[i];
355 if(req.PacketCounter == req.NumPackets)
356 {
357 this.TextureRequests.Remove(req);
358 }
359 }
360 }
361
362 public void RecieveTexture(Packet pack)
363 {
364
365 }
366
367 public TextureImage CloneImage(LLUUID newOwner, TextureImage source)
368 {
369 TextureImage newImage = new TextureImage();
370 newImage.data = new byte[source.data.Length];
371 Array.Copy(source.data,newImage.data,source.data.Length);
372 newImage.filename = source.filename;
373 newImage.FullID = LLUUID.Random();
374 newImage.Name = source.Name;
375 return(newImage);
376 }
377
378 #endregion
379 }
380
381 public class AssetRequest
382 {
383 public UserAgentInfo RequestUser;
384 public LLUUID RequestImage;
385 public AssetInfo asset_inf;
386 public long data_pointer = 0;
387 public int num_packets = 0;
388 public int packet_counter = 0;
389
390 public AssetRequest()
391 {
392
393 }
394 }
395 public class AssetInfo:AssetBase
396 {
397 //public byte[] data;
398 //public LLUUID Full_ID;
399 public bool loaded;
400 public ulong last_used; //need to add a tick/time counter and keep record
401 // of how often images are requested to unload unused ones.
402
403 public AssetInfo()
404 {
405
406 }
407 }
408
409 public class AssetBase
410 {
411 public byte[] data;
412 public LLUUID FullID;
413 public sbyte Type;
414 public sbyte InvType;
415 public string Name;
416 public string Description;
417 public string filename;
418
419 public AssetBase()
420 {
421
422 }
423 }
424 public class TextureRequest
425 {
426 public UserAgentInfo RequestUser;
427 public LLUUID RequestImage;
428 public TextureImage ImageInfo;
429 public long DataPointer = 0;
430 public int NumPackets = 0;
431 public int PacketCounter = 0;
432
433 public TextureRequest()
434 {
435
436 }
437 }
438 public class TextureImage: AssetBase
439 {
440 //any need for this class now most has been moved into AssetBase?
441 //public byte[] data;
442 //public LLUUID Full_ID;
443 //public string name;
444 public bool loaded;
445 public ulong last_used; //need to add a tick/time counter and keep record
446 // of how often images are requested to unload unused ones.
447
448 public TextureImage()
449 {
450
451 }
452 }
453
454
455}
generated by cgit v1.1 at 2024-08-24 22:17:15 +0000