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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 System.Xml;
34using OpenSim.Framework.Servers;
35using OpenSim.Framework;
36using OpenSim.Framework.Utilities;
37using OpenSim.Framework.Types;
38using OpenSim.Region.Caches;
39using libsecondlife;
40
41namespace OpenSim.Region.Capabilities
42{
43 public delegate void UpLoadedTexture(LLUUID assetID, LLUUID inventoryItem, byte[] data);
44
45 public class Caps
46 {
47 private string httpListenerAddress;
48 private uint httpListenPort;
49 private string capsObjectPath = "00001-";
50 private string requestPath = "0000/";
51 private string mapLayerPath = "0001/";
52 private string newInventory = "0002/";
53 private string requestTexture = "0003/";
54 private string eventQueue = "0100/";
55 private BaseHttpServer httpListener;
56 private LLUUID agentID;
57 private AssetCache assetCache;
58 private int eventQueueCount = 1;
59 private Queue<string> CapsEventQueue = new Queue<string>();
60
61 public Caps(AssetCache assetCach, BaseHttpServer httpServer, string httpListen, uint httpPort, string capsPath, LLUUID agent)
62 {
63 assetCache = assetCach;
64 capsObjectPath = capsPath;
65 httpListener = httpServer;
66 httpListenerAddress = httpListen;
67 httpListenPort = httpPort;
68 agentID = agent;
69 }
70
71 /// <summary>
72 ///
73 /// </summary>
74 public void RegisterHandlers()
75 {
76 Console.WriteLine("registering CAPS handlers");
77 httpListener.AddRestHandler("POST", "/CAPS/" + capsObjectPath + requestPath, CapsRequest);
78 httpListener.AddRestHandler("POST", "/CAPS/" + capsObjectPath + mapLayerPath, MapLayer);
79 httpListener.AddRestHandler("POST", "/CAPS/" + capsObjectPath + newInventory, NewAgentInventory);
80 httpListener.AddRestHandler("POST", "/CAPS/" + capsObjectPath + eventQueue, ProcessEventQueue);
81 }
82
83 /// <summary>
84 ///
85 /// </summary>
86 /// <param name="request"></param>
87 /// <param name="path"></param>
88 /// <param name="param"></param>
89 /// <returns></returns>
90 public string CapsRequest(string request, string path, string param)
91 {
92 // Console.WriteLine("Caps Request " + request);
93 string result = "";
94 result = LLSDHelpers.SerialiseLLSDReply(this.GetCapabilities());
95 return result;
96 }
97
98 /// <summary>
99 ///
100 /// </summary>
101 /// <returns></returns>
102 protected LLSDCapsDetails GetCapabilities()
103 {
104 /* string capURLS = "";
105 capURLS += "<key>MapLayer</key><string>http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + mapLayerPath + "</string>";
106 capURLS += "<key>NewFileAgentInventory</key><string>http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + newInventory + "</string>";
107 //capURLS += "<key>RequestTextureDownload</key><string>http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + requestTexture + "</string>";
108 //capURLS += "<key>EventQueueGet</key><string>http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + eventQueue + "</string>";
109 return capURLS;*/
110
111 LLSDCapsDetails caps = new LLSDCapsDetails();
112 caps.MapLayer = "http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + mapLayerPath;
113 caps.NewFileAgentInventory = "http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + capsObjectPath + newInventory;
114 return caps;
115 }
116
117 /// <summary>
118 ///
119 /// </summary>
120 /// <param name="request"></param>
121 /// <param name="path"></param>
122 /// <param name="param"></param>
123 /// <returns></returns>
124 public string MapLayer(string request, string path, string param)
125 {
126 Encoding _enc = System.Text.Encoding.UTF8;
127 Hashtable hash =(Hashtable) LLSD.LLSDDeserialize(_enc.GetBytes(request));
128 LLSDMapRequest mapReq = new LLSDMapRequest();
129 LLSDHelpers.DeserialiseLLSDMap(hash, mapReq );
130
131 LLSDMapLayerResponse mapResponse= new LLSDMapLayerResponse();
132 mapResponse.LayerData.Array.Add(this.BuildLLSDMapLayerResponse());
133 string res = LLSDHelpers.SerialiseLLSDReply(mapResponse);
134
135 //Console.WriteLine(" Maplayer response is " + res);
136
137 return res;
138 }
139
140 /// <summary>
141 ///
142 /// </summary>
143 /// <returns></returns>
144 protected LLSDMapLayer BuildLLSDMapLayerResponse()
145 {
146 LLSDMapLayer mapLayer = new LLSDMapLayer();
147 mapLayer.Right = 5000;
148 mapLayer.Top = 5000;
149 mapLayer.ImageID = new LLUUID("00000000-0000-0000-9999-000000000006");
150
151 return mapLayer;
152 }
153
154 public string ProcessEventQueue(string request, string path, string param)
155 {
156 string res = "";
157
158 if (this.CapsEventQueue.Count > 0)
159 {
160 lock (this.CapsEventQueue)
161 {
162 string item = CapsEventQueue.Dequeue();
163 res = item;
164 }
165 }
166 else
167 {
168 res = this.CreateEmptyEventResponse();
169 }
170 return res;
171 }
172
173 public string CreateEstablishAgentComms(string caps, string ipAddressPort)
174 {
175 string res = "<llsd><map><key>id</key><integer>" + eventQueueCount + "</integer>";
176 res += "<key>events</key><array><map>";
177 res += "<key>message</key><string>EstablishAgentCommunication</string>";
178 res += "<key>body</key><map>";
179 res += "<key>sim-ip-and-port</key><string>" + ipAddressPort + "</string>";
180 res += "<key>seed-capability</key><string>" + caps + "</string>";
181 res += "<key>agent-id</key><uuid>" + this.agentID.ToStringHyphenated() + "</uuid>";
182 res += "</map>";
183 res += "</map></array>";
184 res += "</map></llsd>";
185 eventQueueCount++;
186 this.CapsEventQueue.Enqueue(res);
187 return res;
188 }
189
190 public string CreateEmptyEventResponse()
191 {
192 string res = "<llsd><map><key>id</key><integer>" + eventQueueCount + "</integer>";
193 res += "<key>events</key><array><map>";
194 res += "</map></array>";
195 res += "</map></llsd>";
196 eventQueueCount++;
197 return res;
198 }
199
200 public string NewAgentInventory(string request, string path, string param)
201 {
202 //Console.WriteLine("received upload request:"+ request);
203 string res = "";
204 LLUUID newAsset = LLUUID.Random();
205 LLUUID newInvItem = LLUUID.Random();
206 string uploaderPath = capsObjectPath + Util.RandomClass.Next(5000, 8000).ToString("0000");
207 AssetUploader uploader = new AssetUploader(newAsset, newInvItem, uploaderPath, this.httpListener);
208 httpListener.AddRestHandler("POST", "/CAPS/" + uploaderPath, uploader.uploaderCaps);
209 string uploaderURL = "http://" + httpListenerAddress + ":" + httpListenPort.ToString() + "/CAPS/" + uploaderPath;
210 //Console.WriteLine("uploader url is " + uploaderURL);
211 res += "<llsd><map>";
212 res += "<key>uploader</key><string>" + uploaderURL + "</string>";
213 //res += "<key>success</key><boolean>true</boolean>";
214 res += "<key>state</key><string>upload</string>";
215 res += "</map></llsd>";
216 uploader.OnUpLoad += this.UploadHandler;
217 return res;
218 }
219
220 public void UploadHandler(LLUUID assetID, LLUUID inventoryItem, byte[] data)
221 {
222 // Console.WriteLine("upload handler called");
223 AssetBase asset;
224 asset = new AssetBase();
225 asset.FullID = assetID;
226 asset.Type = 0;
227 asset.InvType = 0;
228 asset.Name = "UploadedTexture" + Util.RandomClass.Next(1, 1000).ToString("000");
229 asset.Data = data;
230 this.assetCache.AddAsset(asset);
231 }
232
233 public class AssetUploader
234 {
235 public event UpLoadedTexture OnUpLoad;
236
237 private string uploaderPath = "";
238 private LLUUID newAssetID;
239 private LLUUID inventoryItemID;
240 private BaseHttpServer httpListener;
241 public AssetUploader(LLUUID assetID, LLUUID inventoryItem, string path, BaseHttpServer httpServer)
242 {
243 newAssetID = assetID;
244 inventoryItemID = inventoryItem;
245 uploaderPath = path;
246 httpListener = httpServer;
247
248 }
249
250 public string uploaderCaps(string request, string path, string param)
251 {
252 Encoding _enc = System.Text.Encoding.UTF8;
253 byte[] data = _enc.GetBytes(request);
254 //Console.WriteLine("recieved upload " + Util.FieldToString(data));
255 LLUUID inv = this.inventoryItemID;
256 string res = "";
257 res += "<llsd><map>";
258 res += "<key>new_asset</key><string>" + newAssetID.ToStringHyphenated() + "</string>";
259 res += "<key>new_inventory_item</key><uuid>" + inv.ToStringHyphenated() + "</uuid>";
260 res += "<key>state</key><string>complete</string>";
261 res += "</map></llsd>";
262
263 // Console.WriteLine("asset " + newAssetID.ToStringHyphenated() + " , inventory item " + inv.ToStringHyphenated());
264 httpListener.RemoveRestHandler("POST", "/CAPS/" + uploaderPath);
265 if (OnUpLoad != null)
266 {
267 OnUpLoad(newAssetID, inv, data);
268 }
269
270 /*FileStream fs = File.Create("upload.jp2");
271 BinaryWriter bw = new BinaryWriter(fs);
272 bw.Write(data);
273 bw.Close();
274 fs.Close();*/
275 return res;
276 }
277 }
278 }
279}
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