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1/*
2* Copyright (c) Contributors, http://www.openmetaverse.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 OpenSim 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;
30using System.Collections.Generic;
31using System.Text;
32using System.IO;
33using libsecondlife;
34using OpenSim.Framework.Servers;
35using OpenSim.Framework.Types;
36using OpenSim.Framework.Utilities;
37using OpenSim.Region.Caches;
38
39namespace OpenSim.Region.Capabilities
40{
41 public delegate void UpLoadedTexture(string assetName, LLUUID assetID, LLUUID inventoryItem, byte[] data);
42
43 public class Caps
44 {
45 private string m_httpListenerHostName;
46 private int m_httpListenPort;
47 private string m_capsObjectPath = "00001-";
48 private string m_requestPath = "0000/";
49 private string m_mapLayerPath = "0001/";
50 private string m_newInventory = "0002/";
51 // private string m_requestTexture = "0003/";
52 //private string eventQueue = "0100/";
53 private BaseHttpServer httpListener;
54 private LLUUID agentID;
55 private AssetCache assetCache;
56 private int eventQueueCount = 1;
57 private Queue<string> CapsEventQueue = new Queue<string>();
58
59 public Caps(AssetCache assetCach, BaseHttpServer httpServer, string httpListen, int httpPort, string capsPath, LLUUID agent)
60 {
61 assetCache = assetCach;
62 m_capsObjectPath = capsPath;
63 httpListener = httpServer;
64 m_httpListenerHostName = httpListen;
65 m_httpListenPort = httpPort;
66 agentID = agent;
67 }
68
69 /// <summary>
70 ///
71 /// </summary>
72 public void RegisterHandlers()
73 {
74 Console.WriteLine("registering CAPS handlers");
75 string capsBase = "/CAPS/" + m_capsObjectPath;
76
77 httpListener.AddStreamHandler(new LLSDStreamhandler<LLSDMapRequest, LLSDMapLayerResponse>("POST", capsBase + m_mapLayerPath, this.GetMapLayer ));
78 httpListener.AddStreamHandler( new LLSDStreamhandler<LLSDAssetUploadRequest, LLSDAssetUploadResponse>("POST", capsBase + m_newInventory, this.NewAgentInventoryRequest));
79
80 AddLegacyCapsHandler(httpListener, m_requestPath, CapsRequest);
81 }
82
83 [Obsolete("Use BaseHttpServer.AddStreamHandler(new LLSDStreamHandler( LLSDMethod delegate )) instead.")]
84 private void AddLegacyCapsHandler(BaseHttpServer httpListener, string path, RestMethod restMethod)
85 {
86 string capsBase = "/CAPS/" + m_capsObjectPath;
87 httpListener.AddStreamHandler(new RestStreamHandler("POST", capsBase + path, restMethod));
88 }
89
90 /// <summary>
91 ///
92 /// </summary>
93 /// <param name="request"></param>
94 /// <param name="path"></param>
95 /// <param name="param"></param>
96 /// <returns></returns>
97 public string CapsRequest(string request, string path, string param)
98 {
99 // Console.WriteLine("caps request " + request);
100 string result = LLSDHelpers.SerialiseLLSDReply(this.GetCapabilities());
101 return result;
102 }
103
104 /// <summary>
105 ///
106 /// </summary>
107 /// <returns></returns>
108 protected LLSDCapsDetails GetCapabilities()
109 {
110 LLSDCapsDetails caps = new LLSDCapsDetails();
111 string capsBaseUrl = "http://" + m_httpListenerHostName + ":" + m_httpListenPort.ToString() + "/CAPS/" + m_capsObjectPath;
112 caps.MapLayer = capsBaseUrl + m_mapLayerPath;
113 caps.NewFileAgentInventory = capsBaseUrl + m_newInventory;
114 //caps.RequestTextureDownload = capsBaseUrl + m_requestTexture;
115 // caps.ChatSessionRequest = capsBaseUrl + m_requestTexture;
116 return caps;
117 }
118
119 /// <summary>
120 ///
121 /// </summary>
122 /// <param name="mapReq"></param>
123 /// <returns></returns>
124 public LLSDMapLayerResponse GetMapLayer(LLSDMapRequest mapReq)
125 {
126 LLSDMapLayerResponse mapResponse = new LLSDMapLayerResponse();
127 mapResponse.LayerData.Array.Add(this.GetLLSDMapLayerResponse());
128 return mapResponse;
129 }
130
131 /// <summary>
132 ///
133 /// </summary>
134 /// <returns></returns>
135 protected LLSDMapLayer GetLLSDMapLayerResponse()
136 {
137 LLSDMapLayer mapLayer = new LLSDMapLayer();
138 mapLayer.Right = 5000;
139 mapLayer.Top = 5000;
140 mapLayer.ImageID = new LLUUID("00000000-0000-0000-9999-000000000006");
141 return mapLayer;
142 }
143
144 /// <summary>
145 ///
146 /// </summary>
147 /// <param name="request"></param>
148 /// <param name="path"></param>
149 /// <param name="param"></param>
150 /// <returns></returns>
151 public string RequestTexture(string request, string path, string param)
152 {
153 Console.WriteLine("texture request " + request);
154 // Needs implementing (added to remove compiler warning)
155 return "";
156 }
157
158 #region EventQueue (Currently not enabled)
159 /// <summary>
160 ///
161 /// </summary>
162 /// <param name="request"></param>
163 /// <param name="path"></param>
164 /// <param name="param"></param>
165 /// <returns></returns>
166 public string ProcessEventQueue(string request, string path, string param)
167 {
168 string res = "";
169
170 if (this.CapsEventQueue.Count > 0)
171 {
172 lock (this.CapsEventQueue)
173 {
174 string item = CapsEventQueue.Dequeue();
175 res = item;
176 }
177 }
178 else
179 {
180 res = this.CreateEmptyEventResponse();
181 }
182 return res;
183 }
184
185 /// <summary>
186 ///
187 /// </summary>
188 /// <param name="caps"></param>
189 /// <param name="ipAddressPort"></param>
190 /// <returns></returns>
191 public string CreateEstablishAgentComms(string caps, string ipAddressPort)
192 {
193 LLSDCapEvent eventItem = new LLSDCapEvent();
194 eventItem.id = eventQueueCount;
195 //should be creating a EstablishAgentComms item, but there isn't a class for it yet
196 eventItem.events.Array.Add(new LLSDEmpty());
197 string res = LLSDHelpers.SerialiseLLSDReply(eventItem);
198 eventQueueCount++;
199
200 this.CapsEventQueue.Enqueue(res);
201 return res;
202 }
203
204 /// <summary>
205 ///
206 /// </summary>
207 /// <returns></returns>
208 public string CreateEmptyEventResponse()
209 {
210 LLSDCapEvent eventItem = new LLSDCapEvent();
211 eventItem.id = eventQueueCount;
212 eventItem.events.Array.Add(new LLSDEmpty());
213 string res = LLSDHelpers.SerialiseLLSDReply(eventItem);
214 eventQueueCount++;
215 return res;
216 }
217 #endregion
218
219 /// <summary>
220 ///
221 /// </summary>
222 /// <param name="llsdRequest"></param>
223 /// <returns></returns>
224 public LLSDAssetUploadResponse NewAgentInventoryRequest(LLSDAssetUploadRequest llsdRequest)
225 {
226 // Console.WriteLine("asset upload request via CAPS");
227 string assetName = llsdRequest.name;
228 string capsBase = "/CAPS/" + m_capsObjectPath;
229 LLUUID newAsset = LLUUID.Random();
230 LLUUID newInvItem = LLUUID.Random();
231 string uploaderPath = Util.RandomClass.Next(5000, 8000).ToString("0000");
232
233 AssetUploader uploader = new AssetUploader(assetName, newAsset, newInvItem, capsBase + uploaderPath, this.httpListener);
234 httpListener.AddStreamHandler(new BinaryStreamHandler("POST", capsBase + uploaderPath, uploader.uploaderCaps));
235 string uploaderURL = "http://" + m_httpListenerHostName + ":" + m_httpListenPort.ToString() + capsBase + uploaderPath;
236
237 LLSDAssetUploadResponse uploadResponse = new LLSDAssetUploadResponse();
238 uploadResponse.uploader = uploaderURL;
239 uploadResponse.state = "upload";
240 uploader.OnUpLoad += this.UploadCompleteHandler;
241 return uploadResponse;
242 }
243
244 /// <summary>
245 ///
246 /// </summary>
247 /// <param name="assetID"></param>
248 /// <param name="inventoryItem"></param>
249 /// <param name="data"></param>
250 public void UploadCompleteHandler(string assetName, LLUUID assetID, LLUUID inventoryItem, byte[] data)
251 {
252 AssetBase asset;
253 asset = new AssetBase();
254 asset.FullID = assetID;
255 asset.Type = 0;
256 asset.InvType = 0;
257 asset.Name = assetName;
258 asset.Data = data;
259 this.assetCache.AddAsset(asset);
260 }
261
262 public class AssetUploader
263 {
264 public event UpLoadedTexture OnUpLoad;
265
266 private string uploaderPath = "";
267 private LLUUID newAssetID;
268 private LLUUID inventoryItemID;
269 private BaseHttpServer httpListener;
270 private bool SaveImages = false;
271 private string m_assetName = "";
272
273 /// <summary>
274 ///
275 /// </summary>
276 /// <param name="assetID"></param>
277 /// <param name="inventoryItem"></param>
278 /// <param name="path"></param>
279 /// <param name="httpServer"></param>
280 public AssetUploader(string assetName, LLUUID assetID, LLUUID inventoryItem, string path, BaseHttpServer httpServer)
281 {
282 m_assetName = assetName;
283 newAssetID = assetID;
284 inventoryItemID = inventoryItem;
285 uploaderPath = path;
286 httpListener = httpServer;
287 }
288
289 /// <summary>
290 ///
291 /// </summary>
292 /// <param name="data"></param>
293 /// <param name="path"></param>
294 /// <param name="param"></param>
295 /// <returns></returns>
296 public string uploaderCaps(byte[] data, string path, string param)
297 {
298 LLUUID inv = this.inventoryItemID;
299 string res = "";
300 LLSDAssetUploadComplete uploadComplete = new LLSDAssetUploadComplete();
301 uploadComplete.new_asset = newAssetID.ToStringHyphenated();
302 uploadComplete.new_inventory_item = inv;
303 uploadComplete.state = "complete";
304 res = LLSDHelpers.SerialiseLLSDReply(uploadComplete);
305
306 httpListener.RemoveStreamHandler("POST", uploaderPath);
307
308 if(this.SaveImages)
309 this.SaveImageToFile(m_assetName + ".jp2", data);
310
311 if (OnUpLoad != null)
312 {
313 OnUpLoad(m_assetName, newAssetID, inv, data);
314 }
315
316 return res;
317 }
318
319 private void SaveImageToFile(string filename, byte[] data)
320 {
321
322 FileStream fs = File.Create(filename);
323 BinaryWriter bw = new BinaryWriter(fs);
324 bw.Write(data);
325 bw.Close();
326 fs.Close();
327 }
328 }
329 }
330}
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