aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Region/Communications/OGS1/OGS1UserDataPlugin.cs
blob: 92e6ae31d6f44cd5a7653df5801602ae42e7a574 (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
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
/*
 * 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 OpenSimulator 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;
using System.Collections.Generic;
using System.Net;
using System.Reflection;
using System.Text.RegularExpressions;
using System.Xml.Serialization;
using log4net;
using Nwc.XmlRpc;
using OpenMetaverse;
using OpenSim.Data;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Framework.Communications.Clients;

namespace OpenSim.Region.Communications.OGS1
{
    public class OGS1UserDataPlugin : IUserDataPlugin
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        protected CommunicationsManager m_commsManager;

        public OGS1UserDataPlugin()
        {
        }

        public OGS1UserDataPlugin(CommunicationsManager commsManager)
        {
            m_log.DebugFormat("[OGS1 USER SERVICES]: {0} initialized", Name);
            m_commsManager = commsManager;
        }

        public string Version { get { return "0.1"; } }
        public string Name { get { return "Open Grid Services 1 (OGS1) User Data Plugin"; } }
        public void Initialise() {}
        
        public void Initialise(string connect) {}
        
        public void Dispose() {}
        
        // Arguably the presence of these means that IUserDataPlugin could be fissioned
        public UserAgentData GetUserAgent(string name) { return null; }
        public UserAgentData GetAgentByName(string name) { return null; }
        public UserAgentData GetAgentByName(string fname, string lname) { return null; }
        public void StoreWebLoginKey(UUID agentID, UUID webLoginKey) {}
        public void AddNewUserProfile(UserProfileData user) {}
        public void AddNewUserAgent(UserAgentData agent) {}
        public bool MoneyTransferRequest(UUID from, UUID to, uint amount) { return false; }
        public bool InventoryTransferRequest(UUID from, UUID to, UUID inventory) { return false; }
        public void ResetAttachments(UUID userID) {}
        public void LogoutUsers(UUID regionID) {}
        
        public virtual void AddTemporaryUserProfile(UserProfileData userProfile)
        {
            // Not interested
        }        
        
        public UserProfileData GetUserByUri(Uri uri)
        {
            WebRequest request = WebRequest.Create(uri);

            WebResponse webResponse = request.GetResponse();

            XmlSerializer deserializer = new XmlSerializer(typeof(XmlRpcResponse));
            XmlRpcResponse xmlRpcResponse = (XmlRpcResponse)deserializer.Deserialize(webResponse.GetResponseStream());

            Hashtable respData = (Hashtable)xmlRpcResponse.Value;

            return ConvertXMLRPCDataToUserProfile(respData);
        }

//        public Uri GetUserUri(UserProfileData userProfile)
//        {
//            throw new NotImplementedException();
//        }
        
        public virtual UserAgentData GetAgentByUUID(UUID userId)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["avatar_uuid"] = userId.ToString();
                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_agent_by_uuid", parameters);

                XmlRpcResponse resp = req.Send(GetUserServerURL(userId), 6000);
                Hashtable respData = (Hashtable)resp.Value;
                if (respData.Contains("error_type"))
                {
                    //m_log.Warn("[GRID]: " +
                    //           "Error sent by user server when trying to get agent: (" +
                    //           (string) respData["error_type"] +
                    //           "): " + (string)respData["error_desc"]);
                    return null;
                }
                UUID sessionid = UUID.Zero;

                UserAgentData userAgent = new UserAgentData();
                userAgent.Handle = Convert.ToUInt64((string)respData["handle"]);
                UUID.TryParse((string)respData["sessionid"], out sessionid);
                userAgent.SessionID = sessionid;

                if ((string)respData["agent_online"] == "TRUE")
                {
                    userAgent.AgentOnline = true;
                }
                else
                {
                    userAgent.AgentOnline = false;
                }

                return userAgent;
            }
            catch (Exception e)
            {
                m_log.ErrorFormat(
                    "[OGS1 USER SERVICES]: Error when trying to fetch agent data by uuid from remote user server: {0}",
                    e);
            }

            return null;
        }

        public virtual UserProfileData GetUserByName(string firstName, string lastName)
        {
            return GetUserProfile(firstName + " " + lastName);
        }

        public virtual List<AvatarPickerAvatar> GeneratePickerResults(UUID queryID, string query)
        {
            List<AvatarPickerAvatar> pickerlist = new List<AvatarPickerAvatar>();
            Regex objAlphaNumericPattern = new Regex("[^a-zA-Z0-9 ]");
            try
            {
                Hashtable param = new Hashtable();
                param["queryid"] = (string)queryID.ToString();
                param["avquery"] = objAlphaNumericPattern.Replace(query, String.Empty);
                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_avatar_picker_avatar", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 3000);
                Hashtable respData = (Hashtable)resp.Value;
                pickerlist = ConvertXMLRPCDataToAvatarPickerList(queryID, respData);
            }
            catch (WebException e)
            {
                m_log.Warn("[OGS1 USER SERVICES]: Error when trying to fetch Avatar Picker Response: " +
                           e.Message);
                // Return Empty picker list (no results)
            }
            return pickerlist;
        }

        /// <summary>
        /// Get a user profile from the user server
        /// </summary>
        /// <param name="avatarID"></param>
        /// <returns>null if the request fails</returns>
        protected virtual UserProfileData GetUserProfile(string name)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["avatar_name"] = name;
                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_user_by_name", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 30000);
                Hashtable respData = (Hashtable)resp.Value;

                return ConvertXMLRPCDataToUserProfile(respData);
            }
            catch (WebException e)
            {
                m_log.ErrorFormat(
                    "[OGS1 USER SERVICES]: Error when trying to fetch profile data by name from remote user server: {0}",
                    e);
            }

            return null;
        }

        /// <summary>
        /// Get a user profile from the user server
        /// </summary>
        /// <param name="avatarID"></param>
        /// <returns>null if the request fails</returns>
        public virtual UserProfileData GetUserByUUID(UUID avatarID)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["avatar_uuid"] = avatarID.ToString();
                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_user_by_uuid", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 30000);
                Hashtable respData = (Hashtable)resp.Value;

                return ConvertXMLRPCDataToUserProfile(respData);
            }
            catch (Exception e)
            {
                m_log.ErrorFormat(
                    "[OGS1 USER SERVICES]: Error when trying to fetch profile data by uuid from remote user server: {0}",
                    e);
            }

            return null;
        }

        public virtual bool UpdateUserProfile(UserProfileData userProfile)
        {
            m_log.Debug("[OGS1 USER SERVICES]: Asking UserServer to update profile.");
            
            Hashtable param = new Hashtable();
            param["avatar_uuid"] = userProfile.ID.ToString();
            //param["AllowPublish"] = userProfile.ToString();
            param["FLImageID"] = userProfile.FirstLifeImage.ToString();
            param["ImageID"] = userProfile.Image.ToString();
            //param["MaturePublish"] = MaturePublish.ToString();
            param["AboutText"] = userProfile.AboutText;
            param["FLAboutText"] = userProfile.FirstLifeAboutText;
            //param["ProfileURL"] = userProfile.ProfileURL.ToString();

            param["home_region"] = userProfile.HomeRegion.ToString();
            param["home_region_id"] = userProfile.HomeRegionID.ToString();

            param["home_pos_x"] = userProfile.HomeLocationX.ToString();
            param["home_pos_y"] = userProfile.HomeLocationY.ToString();
            param["home_pos_z"] = userProfile.HomeLocationZ.ToString();
            param["home_look_x"] = userProfile.HomeLookAtX.ToString();
            param["home_look_y"] = userProfile.HomeLookAtY.ToString();
            param["home_look_z"] = userProfile.HomeLookAtZ.ToString();
            param["user_flags"] = userProfile.UserFlags.ToString();
            param["god_level"] = userProfile.GodLevel.ToString();
            param["custom_type"] = userProfile.CustomType.ToString();
            param["partner"] = userProfile.Partner.ToString();

            IList parameters = new ArrayList();
            parameters.Add(param);

            XmlRpcRequest req = new XmlRpcRequest("update_user_profile", parameters);
            XmlRpcResponse resp = req.Send(GetUserServerURL(userProfile.ID), 3000);
            Hashtable respData = (Hashtable)resp.Value;
            if (respData != null)
            {
                if (respData.Contains("returnString"))
                {
                    if (((string)respData["returnString"]).ToUpper() != "TRUE")
                    {
                        m_log.Warn("[GRID]: Unable to update user profile, User Server Reported an issue");
                        return false;
                    }
                }
                else
                {
                    m_log.Warn("[GRID]: Unable to update user profile, UserServer didn't understand me!");
                    return false;
                }
            }
            else
            {
                m_log.Warn("[GRID]: Unable to update user profile, UserServer didn't understand me!");
                return false;
            }

            return true;
        }
        
        /// <summary>
        /// Adds a new friend to the database for XUser
        /// </summary>
        /// <param name="friendlistowner">The agent that who's friends list is being added to</param>
        /// <param name="friend">The agent that being added to the friends list of the friends list owner</param>
        /// <param name="perms">A uint bit vector for set perms that the friend being added has; 0 = none, 1=This friend can see when they sign on, 2 = map, 4 edit objects </param>
        public virtual void AddNewUserFriend(UUID friendlistowner, UUID friend, uint perms)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["ownerID"] = friendlistowner.Guid.ToString();
                param["friendID"] = friend.Guid.ToString();
                param["friendPerms"] = perms.ToString();
                IList parameters = new ArrayList();
                parameters.Add(param);

                XmlRpcRequest req = new XmlRpcRequest("add_new_user_friend", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 3000);
                Hashtable respData = (Hashtable)resp.Value;
                if (respData != null)
                {
                    if (respData.Contains("returnString"))
                    {
                        if ((string)respData["returnString"] == "TRUE")
                        {

                        }
                        else
                        {
                            m_log.Warn("[GRID]: Unable to add new friend, User Server Reported an issue");
                        }
                    }
                    else
                    {
                        m_log.Warn("[GRID]: Unable to add new friend, UserServer didn't understand me!");
                    }
                }
                else
                {
                    m_log.Warn("[GRID]: Unable to add new friend, UserServer didn't understand me!");

                }
            }
            catch (WebException e)
            {
                m_log.Warn("[GRID]: Error when trying to AddNewUserFriend: " +
                           e.Message);

            }
        }

        /// <summary>
        /// Delete friend on friendlistowner's friendlist.
        /// </summary>
        /// <param name="friendlistowner">The agent that who's friends list is being updated</param>
        /// <param name="friend">The Ex-friend agent</param>
        public virtual void RemoveUserFriend(UUID friendlistowner, UUID friend)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["ownerID"] = friendlistowner.Guid.ToString();
                param["friendID"] = friend.Guid.ToString();

                IList parameters = new ArrayList();
                parameters.Add(param);

                XmlRpcRequest req = new XmlRpcRequest("remove_user_friend", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 3000);
                Hashtable respData = (Hashtable)resp.Value;
                if (respData != null)
                {
                    if (respData.Contains("returnString"))
                    {
                        if ((string)respData["returnString"] == "TRUE")
                        {

                        }
                        else
                        {
                            m_log.Warn("[GRID]: Unable to remove friend, User Server Reported an issue");
                        }
                    }
                    else
                    {
                        m_log.Warn("[GRID]: Unable to remove friend, UserServer didn't understand me!");
                    }
                }
                else
                {
                    m_log.Warn("[GRID]: Unable to remove friend, UserServer didn't understand me!");

                }
            }
            catch (WebException e)
            {
                m_log.Warn("[GRID]: Error when trying to RemoveUserFriend: " +
                           e.Message);

            }
        }

        /// <summary>
        /// Update permissions for friend on friendlistowner's friendlist.
        /// </summary>
        /// <param name="friendlistowner">The agent that who's friends list is being updated</param>
        /// <param name="friend">The agent that is getting or loosing permissions</param>
        /// <param name="perms">A uint bit vector for set perms that the friend being added has; 0 = none, 1=This friend can see when they sign on, 2 = map, 4 edit objects </param>
        public virtual void UpdateUserFriendPerms(UUID friendlistowner, UUID friend, uint perms)
        {
            try
            {
                Hashtable param = new Hashtable();
                param["ownerID"] = friendlistowner.Guid.ToString();
                param["friendID"] = friend.Guid.ToString();
                param["friendPerms"] = perms.ToString();
                IList parameters = new ArrayList();
                parameters.Add(param);

                XmlRpcRequest req = new XmlRpcRequest("update_user_friend_perms", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 3000);
                Hashtable respData = (Hashtable)resp.Value;
                if (respData != null)
                {
                    if (respData.Contains("returnString"))
                    {
                        if ((string)respData["returnString"] == "TRUE")
                        {

                        }
                        else
                        {
                            m_log.Warn("[GRID]: Unable to update_user_friend_perms, User Server Reported an issue");
                        }
                    }
                    else
                    {
                        m_log.Warn("[GRID]: Unable to update_user_friend_perms, UserServer didn't understand me!");
                    }
                }
                else
                {
                    m_log.Warn("[GRID]: Unable to update_user_friend_perms, UserServer didn't understand me!");

                }
            }
            catch (WebException e)
            {
                m_log.Warn("[GRID]: Error when trying to update_user_friend_perms: " +
                           e.Message);
            }
        }
        /// <summary>
        /// Returns a list of FriendsListItems that describe the friends and permissions in the friend relationship for UUID friendslistowner
        /// </summary>
        /// <param name="friendlistowner">The agent that we're retreiving the friends Data.</param>
        public virtual List<FriendListItem> GetUserFriendList(UUID friendlistowner)
        {
            List<FriendListItem> buddylist = new List<FriendListItem>();

            try
            {
                Hashtable param = new Hashtable();
                param["ownerID"] = friendlistowner.Guid.ToString();

                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_user_friend_list", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.UserURL, 8000);
                Hashtable respData = (Hashtable)resp.Value;

                if (respData != null && respData.Contains("avcount"))
                {
                    buddylist = ConvertXMLRPCDataToFriendListItemList(respData);
                }

            }
            catch (WebException e)
            {
                m_log.Warn("[OGS1 USER SERVICES]: Error when trying to fetch Avatar's friends list: " +
                           e.Message);
                // Return Empty list (no friends)
            }
            return buddylist;
        }

        public virtual Dictionary<UUID, FriendRegionInfo> GetFriendRegionInfos(List<UUID> uuids)
        {
            Dictionary<UUID, FriendRegionInfo> result = new Dictionary<UUID, FriendRegionInfo>();

            // ask MessageServer about the current on-/offline status and regions the friends are in
            ArrayList parameters = new ArrayList();
            Hashtable map = new Hashtable();

            ArrayList list = new ArrayList();
            foreach (UUID uuid in uuids)
            {
                list.Add(uuid.ToString());
                list.Add(uuid.ToString());
            }
            map["uuids"] = list;

            map["recv_key"] = m_commsManager.NetworkServersInfo.UserRecvKey;
            map["send_key"] = m_commsManager.NetworkServersInfo.UserSendKey;

            parameters.Add(map);

            try
            {
                XmlRpcRequest req = new XmlRpcRequest("get_presence_info_bulk", parameters);
                XmlRpcResponse resp = req.Send(m_commsManager.NetworkServersInfo.MessagingURL, 8000);
                Hashtable respData = resp != null ? (Hashtable)resp.Value : null;

                if (respData == null || respData.ContainsKey("faultMessage"))
                {
                    m_log.WarnFormat("[OGS1 USER SERVICES]: Contacting MessagingServer about user-regions resulted in error: {0}",
                                     respData == null ? "<unknown error>" : respData["faultMessage"]);
                }
                else if (!respData.ContainsKey("count"))
                {
                    m_log.WarnFormat("[OGS1 USER SERVICES]: Wrong format in response for MessagingServer request get_presence_info_bulk: missing 'count' field");
                }
                else
                {
                    int count = (int)respData["count"];
                    m_log.DebugFormat("[OGS1 USER SERVICES]: Request returned {0} results.", count);
                    for (int i = 0; i < count; ++i)
                    {
                        if (respData.ContainsKey("uuid_" + i) && respData.ContainsKey("isOnline_" + i) && respData.ContainsKey("regionHandle_" + i))
                        {
                            UUID uuid;
                            if (UUID.TryParse((string)respData["uuid_" + i], out uuid))
                            {
                                FriendRegionInfo info = new FriendRegionInfo();
                                info.isOnline = (bool)respData["isOnline_" + i];
                                if (info.isOnline)
                                {
                                    // TODO remove this after the next protocol update (say, r7800?)
                                    info.regionHandle = Convert.ToUInt64(respData["regionHandle_" + i]);

                                    // accept missing id
                                    if (respData.ContainsKey("regionID_" + i))
                                        UUID.TryParse((string)respData["regionID_" + i], out info.regionID);
                                }

                                result.Add(uuid, info);
                            }
                        }
                        else
                        {
                            m_log.WarnFormat("[OGS1 USER SERVICES]: Response to get_presence_info_bulk contained an error in entry {0}", i);
                        }
                    }
                }
            }
            catch (WebException e)
            {
                m_log.ErrorFormat("[OGS1 USER SERVICES]: Network problems when trying to fetch friend infos: {0}", e.Message);
            }

            m_log.DebugFormat("[OGS1 USER SERVICES]: Returning {0} entries", result.Count);

            return result;
        }

        public virtual AvatarAppearance GetUserAppearance(UUID user)
        {
            AvatarAppearance appearance = null;

            try
            {
                Hashtable param = new Hashtable();
                param["owner"] = user.ToString();

                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("get_avatar_appearance", parameters);
                XmlRpcResponse resp = req.Send(GetUserServerURL(user), 8000);
                Hashtable respData = (Hashtable)resp.Value;

                return ConvertXMLRPCDataToAvatarAppearance(respData);
            }
            catch (WebException e)
            {
                m_log.ErrorFormat("[OGS1 USER SERVICES]: Network problems when trying to fetch appearance for avatar {0}, {1}", user, e.Message);
            }

            return appearance;
        }

        public virtual void UpdateUserAppearance(UUID user, AvatarAppearance appearance)
        {
            try
            {
                Hashtable param = appearance.ToHashTable();
                param["owner"] = user.ToString();

                IList parameters = new ArrayList();
                parameters.Add(param);
                XmlRpcRequest req = new XmlRpcRequest("update_avatar_appearance", parameters);
                XmlRpcResponse resp = req.Send(GetUserServerURL(user), 8000);
                Hashtable respData = (Hashtable)resp.Value;

                if (respData != null)
                {
                    if (respData.Contains("returnString"))
                    {
                        if ((string)respData["returnString"] == "TRUE")
                        {
                            m_log.DebugFormat("[OGS1 USER SERVICES]: Updated user appearance in {0}", GetUserServerURL(user));
                        }
                        else
                        {
                            m_log.Warn("[GRID]: Unable to update_user_appearance, User Server Reported an issue");
                        }
                    }
                    else
                    {
                        m_log.Warn("[GRID]: Unable to update_user_appearance, UserServer didn't understand me!");
                    }
                }
                else
                {
                    m_log.Warn("[GRID]: Unable to update_user_appearance, UserServer didn't understand me!");
                }
            }
            catch (WebException e)
            {
                m_log.WarnFormat("[OGS1 USER SERVICES]: Error when trying to update Avatar's appearance in {0}: {1}",
                           GetUserServerURL(user), e.Message);
                // Return Empty list (no friends)
            }
        }

        protected virtual string GetUserServerURL(UUID userID)
        {
            return m_commsManager.NetworkServersInfo.UserURL;
        }

        protected UserProfileData ConvertXMLRPCDataToUserProfile(Hashtable data)
        {
            if (data.Contains("error_type"))
            {
                //m_log.Warn("[GRID]: " +
                //           "Error sent by user server when trying to get user profile: (" +
                //           data["error_type"] +
                //           "): " + data["error_desc"]);
                return null;
            }

            UserProfileData userData = new UserProfileData();
            userData.FirstName = (string)data["firstname"];
            userData.SurName = (string)data["lastname"];
            userData.ID = new UUID((string)data["uuid"]);
            userData.Created = Convert.ToInt32(data["profile_created"]);
            userData.UserInventoryURI = (string)data["server_inventory"];
            userData.UserAssetURI = (string)data["server_asset"];
            userData.FirstLifeAboutText = (string)data["profile_firstlife_about"];
            userData.FirstLifeImage = new UUID((string)data["profile_firstlife_image"]);
            userData.CanDoMask = Convert.ToUInt32((string)data["profile_can_do"]);
            userData.WantDoMask = Convert.ToUInt32(data["profile_want_do"]);
            userData.AboutText = (string)data["profile_about"];
            userData.Image = new UUID((string)data["profile_image"]);
            userData.LastLogin = Convert.ToInt32((string)data["profile_lastlogin"]);
            userData.HomeRegion = Convert.ToUInt64((string)data["home_region"]);
            if (data.Contains("home_region_id"))
                userData.HomeRegionID = new UUID((string)data["home_region_id"]);
            else
                userData.HomeRegionID = UUID.Zero;
            userData.HomeLocation =
                new Vector3((float)Convert.ToDecimal((string)data["home_coordinates_x"]),
                              (float)Convert.ToDecimal((string)data["home_coordinates_y"]),
                              (float)Convert.ToDecimal((string)data["home_coordinates_z"]));
            userData.HomeLookAt =
                new Vector3((float)Convert.ToDecimal((string)data["home_look_x"]),
                              (float)Convert.ToDecimal((string)data["home_look_y"]),
                              (float)Convert.ToDecimal((string)data["home_look_z"]));
            if (data.Contains("user_flags"))
                userData.UserFlags = Convert.ToInt32((string)data["user_flags"]);
            if (data.Contains("god_level"))
                userData.GodLevel = Convert.ToInt32((string)data["god_level"]);

            if (data.Contains("custom_type"))
                userData.CustomType = (string)data["custom_type"];
            else
                userData.CustomType = "";
            if (userData.CustomType == null)
                userData.CustomType = "";

            if (data.Contains("partner"))
                userData.Partner = new UUID((string)data["partner"]);
            else
                userData.Partner = UUID.Zero;

            return userData;
        }            

        protected AvatarAppearance ConvertXMLRPCDataToAvatarAppearance(Hashtable data)
        {
            if (data != null)
            {
                if (data.Contains("error_type"))
                {
                    m_log.Warn("[GRID]: " +
                               "Error sent by user server when trying to get user appearance: (" +
                               data["error_type"] +
                               "): " + data["error_desc"]);
                    return null;
                }
                else
                {
                    return new AvatarAppearance(data);
                }
            }
            else
            {
                m_log.Error("[GRID]: The avatar appearance is null, something bad happenend");
                return null;
            }
        }

        protected List<AvatarPickerAvatar> ConvertXMLRPCDataToAvatarPickerList(UUID queryID, Hashtable data)
        {
            List<AvatarPickerAvatar> pickerlist = new List<AvatarPickerAvatar>();
            int pickercount = Convert.ToInt32((string)data["avcount"]);
            UUID respqueryID = new UUID((string)data["queryid"]);
            if (queryID == respqueryID)
            {
                for (int i = 0; i < pickercount; i++)
                {
                    AvatarPickerAvatar apicker = new AvatarPickerAvatar();
                    UUID avatarID = new UUID((string)data["avatarid" + i.ToString()]);
                    string firstname = (string)data["firstname" + i.ToString()];
                    string lastname = (string)data["lastname" + i.ToString()];
                    apicker.AvatarID = avatarID;
                    apicker.firstName = firstname;
                    apicker.lastName = lastname;
                    pickerlist.Add(apicker);
                }
            }
            else
            {
                m_log.Warn("[OGS1 USER SERVICES]: Got invalid queryID from userServer");
            }
            return pickerlist;
        }

        protected List<FriendListItem> ConvertXMLRPCDataToFriendListItemList(Hashtable data)
        {
            List<FriendListItem> buddylist = new List<FriendListItem>();
            int buddycount = Convert.ToInt32((string)data["avcount"]);


            for (int i = 0; i < buddycount; i++)
            {
                FriendListItem buddylistitem = new FriendListItem();

                buddylistitem.FriendListOwner = new UUID((string)data["ownerID" + i.ToString()]);
                buddylistitem.Friend = new UUID((string)data["friendID" + i.ToString()]);
                buddylistitem.FriendListOwnerPerms = (uint)Convert.ToInt32((string)data["ownerPerms" + i.ToString()]);
                buddylistitem.FriendPerms = (uint)Convert.ToInt32((string)data["friendPerms" + i.ToString()]);

                buddylist.Add(buddylistitem);
            }

            return buddylist;
        }        
    }
}