aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Region/Environment/Modules/Agent/AssetTransaction/AssetTransactionModule.cs
blob: ef816254d1cf7aad7ca306c2748a177eaa7f6210 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSim Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Collections.Generic;
using System.Reflection;
using libsecondlife;
using log4net;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Modules.Agent.AssetTransaction;
using OpenSim.Region.Environment.Scenes;

namespace OpenSim.Region.Environment.Modules.Agent.AssetTransaction
{
    public class AssetTransactionModule : IRegionModule, IAgentAssetTransactions
    {
        private readonly Dictionary<LLUUID, Scene> RegisteredScenes = new Dictionary<LLUUID, Scene>();
        private Scene m_scene = null;
        private bool m_dumpAssetsToFile = false;

        private AgentAssetTransactionsManager m_transactionManager;

        public AssetTransactionModule()
        {
            // System.Console.WriteLine("creating AgentAssetTransactionModule");
        }

        public void Initialise(Scene scene, IConfigSource config)
        {
            if (!RegisteredScenes.ContainsKey(scene.RegionInfo.RegionID))
            {
                // System.Console.WriteLine("initialising AgentAssetTransactionModule");
                RegisteredScenes.Add(scene.RegionInfo.RegionID, scene);
                scene.RegisterModuleInterface<IAgentAssetTransactions>(this);

                scene.EventManager.OnNewClient += NewClient;
            }

            if (m_scene == null)
            {
                m_scene = scene;
                if (config.Configs["StandAlone"] != null)
                {
                    try
                    {
                        m_dumpAssetsToFile = config.Configs["StandAlone"].GetBoolean("dump_assets_to_file", false);
                        m_transactionManager = new AgentAssetTransactionsManager(m_scene, m_dumpAssetsToFile);
                    }
                    catch (Exception)
                    {
                        m_transactionManager = new AgentAssetTransactionsManager(m_scene, false);
                    }
                }
                else
                {
                    m_transactionManager = new AgentAssetTransactionsManager(m_scene, false);
                }
               
            }
        }

        public void PostInitialise()
        {

        }

        public void Close()
        {
        }

        public string Name
        {
            get { return "AgentTransactionModule"; }
        }

        public bool IsSharedModule
        {
            get { return true; }
        }

        public void NewClient(IClientAPI client)
        {
            client.OnAssetUploadRequest += m_transactionManager.HandleUDPUploadRequest;
            client.OnXferReceive += m_transactionManager.HandleXfer;
        }

        public void HandleItemCreationFromTransaction(IClientAPI remoteClient, LLUUID transactionID, LLUUID folderID,
                                                      uint callbackID, string description, string name, sbyte invType,
                                                      sbyte type, byte wearableType, uint nextOwnerMask)
        {
            m_transactionManager.HandleItemCreationFromTransaction(remoteClient, transactionID, folderID, callbackID, description, name, invType, type, wearableType, nextOwnerMask);
        }

        public void HandleItemUpdateFromTransaction(IClientAPI remoteClient, LLUUID transactionID,
                                                    InventoryItemBase item)
        {
            m_transactionManager.HandleItemUpdateFromTransaction(remoteClient, transactionID, item);
        }

        public void RemoveAgentAssetTransactions(LLUUID userID)
        {
            m_transactionManager.RemoveAgentAssetTransactions(userID);
        }
    }

    public class AgentAssetTransactionsManager
    {
        private static readonly ILog m_log
            = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        // Fields
        public Scene MyScene;

        /// <summary>
        /// Each agent has its own singleton collection of transactions
        /// </summary>
        private Dictionary<LLUUID, AgentAssetTransactions> AgentTransactions =
            new Dictionary<LLUUID, AgentAssetTransactions>();

        /// <summary>
        /// Should we dump uploaded assets to the filesystem?
        /// </summary>
        private bool m_dumpAssetsToFile;

        public AgentAssetTransactionsManager(Scene scene, bool dumpAssetsToFile)
        {
            MyScene = scene;
            m_dumpAssetsToFile = dumpAssetsToFile;
        }

        /// <summary>
        /// Get the collection of asset transactions for the given user.  If one does not already exist, it
        /// is created.
        /// </summary>
        /// <param name="userID"></param>
        /// <returns></returns>
        private AgentAssetTransactions GetUserTransactions(LLUUID userID)
        {
            lock (AgentTransactions)
            {
                if (!AgentTransactions.ContainsKey(userID))
                {
                    AgentAssetTransactions transactions
                        = new AgentAssetTransactions(userID, this, m_dumpAssetsToFile);
                    AgentTransactions.Add(userID, transactions);
                }

                return AgentTransactions[userID];
            }
        }

        /// <summary>
        /// Remove the given agent asset transactions.  This should be called when a client is departing
        /// from a scene (and hence won't be making any more transactions here).
        /// </summary>
        /// <param name="userID"></param>
        public void RemoveAgentAssetTransactions(LLUUID userID)
        {
            // m_log.DebugFormat("Removing agent asset transactions structure for agent {0}", userID);

            lock (AgentTransactions)
            {
                AgentTransactions.Remove(userID);
            }
        }

        /// <summary>
        /// Create an inventory item from data that has been received through a transaction.
        /// 
        /// This is called when new clothing or body parts are created.  It may also be called in other
        /// situations.
        /// </summary>
        /// <param name="remoteClient"></param>
        /// <param name="transactionID"></param>
        /// <param name="folderID"></param>
        /// <param name="callbackID"></param>
        /// <param name="description"></param>
        /// <param name="name"></param>
        /// <param name="invType"></param>
        /// <param name="type"></param>
        /// <param name="wearableType"></param>
        /// <param name="nextOwnerMask"></param>
        public void HandleItemCreationFromTransaction(IClientAPI remoteClient, LLUUID transactionID, LLUUID folderID,
                                                      uint callbackID, string description, string name, sbyte invType,
                                                      sbyte type, byte wearableType, uint nextOwnerMask)
        {
            m_log.DebugFormat(
                "[TRANSACTIONS MANAGER] Called HandleItemCreationFromTransaction with item {0}", name);

            AgentAssetTransactions transactions = GetUserTransactions(remoteClient.AgentId);

            transactions.RequestCreateInventoryItem(
                remoteClient, transactionID, folderID, callbackID, description,
                name, invType, type, wearableType, nextOwnerMask);
        }

        /// <summary>
        /// Update an inventory item with data that has been received through a transaction.
        /// 
        /// This is called when clothing or body parts are updated (for instance, with new textures or 
        /// colours).  It may also be called in other situations.
        /// </summary>
        /// <param name="remoteClient"></param>
        /// <param name="transactionID"></param>
        /// <param name="item"></param>
        public void HandleItemUpdateFromTransaction(IClientAPI remoteClient, LLUUID transactionID,
                                                    InventoryItemBase item)
        {
            m_log.DebugFormat(
                "[TRANSACTIONS MANAGER] Called HandleItemUpdateFromTransaction with item {0}",
                item.Name);

            AgentAssetTransactions transactions
                = GetUserTransactions(remoteClient.AgentId);

            transactions.RequestUpdateInventoryItem(remoteClient, transactionID, item);
        }

        /// <summary>
        /// Request that a client (agent) begin an asset transfer.
        /// </summary>
        /// <param name="remoteClient"></param>
        /// <param name="assetID"></param>
        /// <param name="transaction"></param>
        /// <param name="type"></param>
        /// <param name="data"></param></param>
        /// <param name="tempFile"></param>
        public void HandleUDPUploadRequest(IClientAPI remoteClient, LLUUID assetID, LLUUID transaction, sbyte type,
                                           byte[] data, bool storeLocal, bool tempFile)
        {
            // Console.WriteLine("asset upload of " + assetID);
            AgentAssetTransactions transactions = GetUserTransactions(remoteClient.AgentId);

            AgentAssetTransactions.AssetXferUploader uploader = transactions.RequestXferUploader(transaction);
            if (uploader != null)
            {

                if (uploader.Initialise(remoteClient, assetID, transaction, type, data, storeLocal, tempFile))
                {

                }
            }
        }

        /// <summary>
        /// Handle asset transfer data packets received in response to the asset upload request in
        /// HandleUDPUploadRequest()
        /// </summary>
        /// <param name="remoteClient"></param>
        /// <param name="xferID"></param>
        /// <param name="packetID"></param>
        /// <param name="data"></param>
        public void HandleXfer(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data)
        {
            AgentAssetTransactions transactions = GetUserTransactions(remoteClient.AgentId);

            transactions.HandleXfer(xferID, packetID, data);
        }
    }
}