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
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
|
/*
* 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.Diagnostics;
using System.Reflection;
using System.Text;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenMetaverse.Messages.Linden;
using OpenSim.Framework;
using OpenSim.Framework.Capabilities;
using OpenSim.Framework.Console;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Region.CoreModules.Framework.InterfaceCommander;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.Physics.Manager;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
namespace OpenSim.Region.CoreModules.World.Land
{
// used for caching
internal class ExtendedLandData
{
public LandData LandData;
public ulong RegionHandle;
public uint X, Y;
public byte RegionAccess;
}
public class LandManagementModule : INonSharedRegionModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private static readonly string remoteParcelRequestPath = "0009/";
private LandChannel landChannel;
private Scene m_scene;
protected Commander m_commander = new Commander("land");
protected IUserManagement m_userManager;
protected IPrimCountModule m_primCountModule;
// Minimum for parcels to work is 64m even if we don't actually use them.
#pragma warning disable 0429
private const int landArrayMax = ((int)((int)Constants.RegionSize / 4) >= 64) ? (int)((int)Constants.RegionSize / 4) : 64;
#pragma warning restore 0429
/// <value>
/// Local land ids at specified region co-ordinates (region size / 4)
/// </value>
private readonly int[,] m_landIDList = new int[landArrayMax, landArrayMax];
/// <value>
/// Land objects keyed by local id
/// </value>
private readonly Dictionary<int, ILandObject> m_landList = new Dictionary<int, ILandObject>();
private bool m_landPrimCountTainted;
private int m_lastLandLocalID = LandChannel.START_LAND_LOCAL_ID - 1;
private bool m_allowedForcefulBans = true;
// caches ExtendedLandData
private Cache parcelInfoCache;
private Dictionary<UUID, Vector3> forcedPosition =
new Dictionary<UUID, Vector3>();
#region INonSharedRegionModule Members
public Type ReplaceableInterface
{
get { return null; }
}
public void Initialise(IConfigSource source)
{
}
public void AddRegion(Scene scene)
{
m_scene = scene;
m_landIDList.Initialize();
landChannel = new LandChannel(scene, this);
parcelInfoCache = new Cache();
parcelInfoCache.Size = 30; // the number of different parcel requests in this region to cache
parcelInfoCache.DefaultTTL = new TimeSpan(0, 5, 0);
m_scene.EventManager.OnParcelPrimCountAdd += EventManagerOnParcelPrimCountAdd;
m_scene.EventManager.OnParcelPrimCountUpdate += EventManagerOnParcelPrimCountUpdate;
m_scene.EventManager.OnAvatarEnteringNewParcel += EventManagerOnAvatarEnteringNewParcel;
m_scene.EventManager.OnClientMovement += EventManagerOnClientMovement;
m_scene.EventManager.OnValidateLandBuy += EventManagerOnValidateLandBuy;
m_scene.EventManager.OnLandBuy += EventManagerOnLandBuy;
m_scene.EventManager.OnNewClient += EventManagerOnNewClient;
m_scene.EventManager.OnSignificantClientMovement += EventManagerOnSignificantClientMovement;
m_scene.EventManager.OnObjectBeingRemovedFromScene += EventManagerOnObjectBeingRemovedFromScene;
m_scene.EventManager.OnNoticeNoLandDataFromStorage += EventManagerOnNoLandDataFromStorage;
m_scene.EventManager.OnIncomingLandDataFromStorage += EventManagerOnIncomingLandDataFromStorage;
m_scene.EventManager.OnSetAllowForcefulBan += EventManagerOnSetAllowedForcefulBan;
m_scene.EventManager.OnRequestParcelPrimCountUpdate += EventManagerOnRequestParcelPrimCountUpdate;
m_scene.EventManager.OnParcelPrimCountTainted += EventManagerOnParcelPrimCountTainted;
m_scene.EventManager.OnRegisterCaps += EventManagerOnRegisterCaps;
m_scene.EventManager.OnPluginConsole += EventManagerOnPluginConsole;
lock (m_scene)
{
m_scene.LandChannel = (ILandChannel)landChannel;
}
InstallInterfaces();
}
public void RegionLoaded(Scene scene)
{
m_userManager = m_scene.RequestModuleInterface<IUserManagement>();
m_primCountModule = m_scene.RequestModuleInterface<IPrimCountModule>();
}
public void RemoveRegion(Scene scene)
{
// TODO: Also release other event manager listeners here
m_scene.EventManager.OnPluginConsole -= EventManagerOnPluginConsole;
m_scene.UnregisterModuleCommander(m_commander.Name);
}
// private bool OnVerifyUserConnection(ScenePresence scenePresence, out string reason)
// {
// ILandObject nearestParcel = m_scene.GetNearestAllowedParcel(scenePresence.UUID, scenePresence.AbsolutePosition.X, scenePresence.AbsolutePosition.Y);
// reason = "You are not allowed to enter this sim.";
// return nearestParcel != null;
// }
/// <summary>
/// Processes commandline input. Do not call directly.
/// </summary>
/// <param name="args">Commandline arguments</param>
protected void EventManagerOnPluginConsole(string[] args)
{
if (args[0] == "land")
{
if (args.Length == 1)
{
m_commander.ProcessConsoleCommand("help", new string[0]);
return;
}
string[] tmpArgs = new string[args.Length - 2];
int i;
for (i = 2; i < args.Length; i++)
tmpArgs[i - 2] = args[i];
m_commander.ProcessConsoleCommand(args[1], tmpArgs);
}
}
void EventManagerOnNewClient(IClientAPI client)
{
//Register some client events
client.OnParcelPropertiesRequest += ClientOnParcelPropertiesRequest;
client.OnParcelDivideRequest += ClientOnParcelDivideRequest;
client.OnParcelJoinRequest += ClientOnParcelJoinRequest;
client.OnParcelPropertiesUpdateRequest += ClientOnParcelPropertiesUpdateRequest;
client.OnParcelSelectObjects += ClientOnParcelSelectObjects;
client.OnParcelObjectOwnerRequest += ClientOnParcelObjectOwnerRequest;
client.OnParcelAccessListRequest += ClientOnParcelAccessListRequest;
client.OnParcelAccessListUpdateRequest += ClientOnParcelAccessListUpdateRequest;
client.OnParcelAbandonRequest += ClientOnParcelAbandonRequest;
client.OnParcelGodForceOwner += ClientOnParcelGodForceOwner;
client.OnParcelReclaim += ClientOnParcelReclaim;
client.OnParcelInfoRequest += ClientOnParcelInfoRequest;
client.OnParcelDeedToGroup += ClientOnParcelDeedToGroup;
client.OnPreAgentUpdate += ClientOnPreAgentUpdate;
EntityBase presenceEntity;
if (m_scene.Entities.TryGetValue(client.AgentId, out presenceEntity) && presenceEntity is ScenePresence)
{
SendLandUpdate((ScenePresence)presenceEntity, true);
SendParcelOverlay(client);
}
}
void ClientOnPreAgentUpdate(IClientAPI remoteClient, AgentUpdateArgs agentData)
{
//If we are forcing a position for them to go
if (forcedPosition.ContainsKey(remoteClient.AgentId))
{
ScenePresence clientAvatar = m_scene.GetScenePresence(remoteClient.AgentId);
//Putting the user into flying, both keeps the avatar in fligth when it bumps into something and stopped from going another direction AND
//When the avatar walks into a ban line on the ground, it prevents getting stuck
agentData.ControlFlags = (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY;
//Make sure we stop if they get about to the right place to prevent yoyo and prevents getting stuck on banlines
if (Vector3.Distance(clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]) < .2)
{
Debug.WriteLine(string.Format("Stopping force position because {0} is close enough to position {1}", forcedPosition[remoteClient.AgentId], clientAvatar.AbsolutePosition));
forcedPosition.Remove(remoteClient.AgentId);
}
//if we are far away, teleport
else if (Vector3.Distance(clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]) > 3)
{
Debug.WriteLine(string.Format("Teleporting out because {0} is too far from avatar position {1}", forcedPosition[remoteClient.AgentId], clientAvatar.AbsolutePosition));
clientAvatar.Teleport(forcedPosition[remoteClient.AgentId]);
forcedPosition.Remove(remoteClient.AgentId);
}
else
{
//Forces them toward the forced position we want if they aren't there yet
agentData.UseClientAgentPosition = true;
agentData.ClientAgentPosition = forcedPosition[remoteClient.AgentId];
}
}
}
public void Close()
{
}
public string Name
{
get { return "LandManagementModule"; }
}
#endregion
#region Parcel Add/Remove/Get/Create
public void EventManagerOnSetAllowedForcefulBan(bool forceful)
{
AllowedForcefulBans = forceful;
}
public void UpdateLandObject(int local_id, LandData data)
{
LandData newData = data.Copy();
newData.LocalID = local_id;
lock (m_landList)
{
if (m_landList.ContainsKey(local_id))
{
m_landList[local_id].LandData = newData;
m_scene.EventManager.TriggerLandObjectUpdated((uint)local_id, m_landList[local_id]);
}
}
}
public bool AllowedForcefulBans
{
get { return m_allowedForcefulBans; }
set { m_allowedForcefulBans = value; }
}
/// <summary>
/// Resets the sim to the default land object (full sim piece of land owned by the default user)
/// </summary>
public void ResetSimLandObjects()
{
//Remove all the land objects in the sim and add a blank, full sim land object set to public
lock (m_landList)
{
m_landList.Clear();
m_lastLandLocalID = LandChannel.START_LAND_LOCAL_ID - 1;
m_landIDList.Initialize();
}
}
/// <summary>
/// Create a default parcel that spans the entire region and is owned by the estate owner.
/// </summary>
/// <returns>The parcel created.</returns>
protected ILandObject CreateDefaultParcel()
{
// m_log.DebugFormat(
// "[LAND MANAGEMENT MODULE]: Creating default parcel for region {0}", m_scene.RegionInfo.RegionName);
ILandObject fullSimParcel = new LandObject(UUID.Zero, false, m_scene);
fullSimParcel.SetLandBitmap(fullSimParcel.GetSquareLandBitmap(0, 0, (int)Constants.RegionSize, (int)Constants.RegionSize));
fullSimParcel.LandData.OwnerID = m_scene.RegionInfo.EstateSettings.EstateOwner;
fullSimParcel.LandData.ClaimDate = Util.UnixTimeSinceEpoch();
return AddLandObject(fullSimParcel);
}
public List<ILandObject> AllParcels()
{
lock (m_landList)
{
return new List<ILandObject>(m_landList.Values);
}
}
public List<ILandObject> ParcelsNearPoint(Vector3 position)
{
List<ILandObject> parcelsNear = new List<ILandObject>();
for (int x = -4; x <= 4; x += 4)
{
for (int y = -4; y <= 4; y += 4)
{
ILandObject check = GetLandObject(position.X + x, position.Y + y);
if (check != null)
{
if (!parcelsNear.Contains(check))
{
parcelsNear.Add(check);
}
}
}
}
return parcelsNear;
}
public void SendYouAreBannedNotice(ScenePresence avatar)
{
if (AllowedForcefulBans)
{
avatar.ControllingClient.SendAlertMessage(
"You are not allowed on this parcel because you are banned. Please go away.");
}
else
{
avatar.ControllingClient.SendAlertMessage(
"You are not allowed on this parcel because you are banned; however, the grid administrator has disabled ban lines globally. Please obey the land owner's requests or you can be banned from the entire sim!");
}
}
private void ForceAvatarToPosition(ScenePresence avatar, Vector3? position)
{
if (m_scene.Permissions.IsGod(avatar.UUID)) return;
if (position.HasValue)
{
forcedPosition[avatar.ControllingClient.AgentId] = (Vector3)position;
}
}
public void SendYouAreRestrictedNotice(ScenePresence avatar)
{
avatar.ControllingClient.SendAlertMessage(
"You are not allowed on this parcel because the land owner has restricted access.");
}
public void EventManagerOnAvatarEnteringNewParcel(ScenePresence avatar, int localLandID, UUID regionID)
{
if (m_scene.RegionInfo.RegionID == regionID)
{
ILandObject parcelAvatarIsEntering;
lock (m_landList)
{
parcelAvatarIsEntering = m_landList[localLandID];
}
if (parcelAvatarIsEntering != null)
{
if (avatar.AbsolutePosition.Z < LandChannel.BAN_LINE_SAFETY_HIEGHT)
{
if (parcelAvatarIsEntering.IsBannedFromLand(avatar.UUID))
{
SendYouAreBannedNotice(avatar);
ForceAvatarToPosition(avatar, m_scene.GetNearestAllowedPosition(avatar));
}
else if (parcelAvatarIsEntering.IsRestrictedFromLand(avatar.UUID))
{
SendYouAreRestrictedNotice(avatar);
ForceAvatarToPosition(avatar, m_scene.GetNearestAllowedPosition(avatar));
}
else
{
avatar.sentMessageAboutRestrictedParcelFlyingDown = true;
}
}
else
{
avatar.sentMessageAboutRestrictedParcelFlyingDown = true;
}
}
}
}
public void SendOutNearestBanLine(IClientAPI client)
{
ScenePresence sp = m_scene.GetScenePresence(client.AgentId);
if (sp == null || sp.IsChildAgent)
return;
List<ILandObject> checkLandParcels = ParcelsNearPoint(sp.AbsolutePosition);
foreach (ILandObject checkBan in checkLandParcels)
{
if (checkBan.IsBannedFromLand(client.AgentId))
{
checkBan.SendLandProperties((int)ParcelPropertiesStatus.CollisionBanned, false, (int)ParcelResult.Single, client);
return; //Only send one
}
if (checkBan.IsRestrictedFromLand(client.AgentId))
{
checkBan.SendLandProperties((int)ParcelPropertiesStatus.CollisionNotOnAccessList, false, (int)ParcelResult.Single, client);
return; //Only send one
}
}
return;
}
public void SendLandUpdate(ScenePresence avatar, bool force)
{
ILandObject over = GetLandObject((int)Math.Min(((int)Constants.RegionSize - 1), Math.Max(0, Math.Round(avatar.AbsolutePosition.X))),
(int)Math.Min(((int)Constants.RegionSize - 1), Math.Max(0, Math.Round(avatar.AbsolutePosition.Y))));
if (over != null)
{
if (force)
{
if (!avatar.IsChildAgent)
{
over.SendLandUpdateToClient(avatar.ControllingClient);
m_scene.EventManager.TriggerAvatarEnteringNewParcel(avatar, over.LandData.LocalID,
m_scene.RegionInfo.RegionID);
}
}
if (avatar.currentParcelUUID != over.LandData.GlobalID)
{
if (!avatar.IsChildAgent)
{
over.SendLandUpdateToClient(avatar.ControllingClient);
avatar.currentParcelUUID = over.LandData.GlobalID;
m_scene.EventManager.TriggerAvatarEnteringNewParcel(avatar, over.LandData.LocalID,
m_scene.RegionInfo.RegionID);
}
}
}
}
public void SendLandUpdate(ScenePresence avatar)
{
SendLandUpdate(avatar, false);
}
public void EventManagerOnSignificantClientMovement(IClientAPI remote_client)
{
ScenePresence clientAvatar = m_scene.GetScenePresence(remote_client.AgentId);
if (clientAvatar != null)
{
SendLandUpdate(clientAvatar);
SendOutNearestBanLine(remote_client);
ILandObject parcel = GetLandObject(clientAvatar.AbsolutePosition.X, clientAvatar.AbsolutePosition.Y);
if (parcel != null)
{
if (clientAvatar.AbsolutePosition.Z < LandChannel.BAN_LINE_SAFETY_HIEGHT &&
clientAvatar.sentMessageAboutRestrictedParcelFlyingDown)
{
EventManagerOnAvatarEnteringNewParcel(clientAvatar, parcel.LandData.LocalID,
m_scene.RegionInfo.RegionID);
//They are going under the safety line!
if (!parcel.IsBannedFromLand(clientAvatar.UUID))
{
clientAvatar.sentMessageAboutRestrictedParcelFlyingDown = false;
}
}
else if (clientAvatar.AbsolutePosition.Z < LandChannel.BAN_LINE_SAFETY_HIEGHT &&
parcel.IsBannedFromLand(clientAvatar.UUID))
{
//once we've sent the message once, keep going toward the target until we are done
if (forcedPosition.ContainsKey(clientAvatar.ControllingClient.AgentId))
{
SendYouAreBannedNotice(clientAvatar);
ForceAvatarToPosition(clientAvatar, m_scene.GetNearestAllowedPosition(clientAvatar));
}
}
else if (parcel.IsRestrictedFromLand(clientAvatar.UUID))
{
//once we've sent the message once, keep going toward the target until we are done
if (forcedPosition.ContainsKey(clientAvatar.ControllingClient.AgentId))
{
SendYouAreRestrictedNotice(clientAvatar);
ForceAvatarToPosition(clientAvatar, m_scene.GetNearestAllowedPosition(clientAvatar));
}
}
else
{
//when we are finally in a safe place, lets release the forced position lock
forcedPosition.Remove(clientAvatar.ControllingClient.AgentId);
}
}
}
}
public void EventManagerOnClientMovement(ScenePresence avatar)
//Like handleEventManagerOnSignificantClientMovement, but called with an AgentUpdate regardless of distance.
{
ILandObject over = GetLandObject(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y);
if (over != null)
{
if (!over.IsRestrictedFromLand(avatar.UUID) && (!over.IsBannedFromLand(avatar.UUID) || avatar.AbsolutePosition.Z >= LandChannel.BAN_LINE_SAFETY_HIEGHT))
{
avatar.lastKnownAllowedPosition =
new Vector3(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y, avatar.AbsolutePosition.Z);
}
}
}
public void ClientOnParcelAccessListRequest(UUID agentID, UUID sessionID, uint flags, int sequenceID,
int landLocalID, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(landLocalID, out land);
}
if (land != null)
{
land.SendAccessList(agentID, sessionID, flags, sequenceID, remote_client);
}
}
public void ClientOnParcelAccessListUpdateRequest(UUID agentID,
uint flags, int landLocalID, UUID transactionID, int sequenceID,
int sections, List<ParcelManager.ParcelAccessEntry> entries,
IClientAPI remote_client)
{
// Flags is the list to update, it can mean either the ban or
// the access list (WTH is a pass list? Mentioned in ParcelFlags)
//
// There may be multiple packets, because these can get LONG.
// Use transactionID to determine a new chain of packets since
// packets may have come in out of sequence and that would be
// a big mess if using the sequenceID
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(landLocalID, out land);
}
if (land != null)
{
GroupPowers requiredPowers = GroupPowers.LandManageAllowed;
if (flags == (uint)AccessList.Ban)
requiredPowers = GroupPowers.LandManageBanned;
if (m_scene.Permissions.CanEditParcelProperties(agentID,
land, requiredPowers))
{
land.UpdateAccessList(flags, transactionID, sequenceID,
sections, entries, remote_client);
}
}
else
{
m_log.WarnFormat("[LAND MANAGEMENT MODULE]: Invalid local land ID {0}", landLocalID);
}
}
/// <summary>
/// Adds a land object to the stored list and adds them to the landIDList to what they own
/// </summary>
/// <param name="new_land">The land object being added</param>
public ILandObject AddLandObject(ILandObject land)
{
ILandObject new_land = land.Copy();
// Only now can we add the prim counts to the land object - we rely on the global ID which is generated
// as a random UUID inside LandData initialization
if (m_primCountModule != null)
new_land.PrimCounts = m_primCountModule.GetPrimCounts(new_land.LandData.GlobalID);
lock (m_landList)
{
int newLandLocalID = ++m_lastLandLocalID;
new_land.LandData.LocalID = newLandLocalID;
bool[,] landBitmap = new_land.GetLandBitmap();
for (int x = 0; x < landArrayMax; x++)
{
for (int y = 0; y < landArrayMax; y++)
{
if (landBitmap[x, y])
{
m_landIDList[x, y] = newLandLocalID;
}
}
}
m_landList.Add(newLandLocalID, new_land);
}
new_land.ForceUpdateLandInfo();
m_scene.EventManager.TriggerLandObjectAdded(new_land);
return new_land;
}
/// <summary>
/// Removes a land object from the list. Will not remove if local_id is still owning an area in landIDList
/// </summary>
/// <param name="local_id">Land.localID of the peice of land to remove.</param>
public void removeLandObject(int local_id)
{
lock (m_landList)
{
for (int x = 0; x < 64; x++)
{
for (int y = 0; y < 64; y++)
{
if (m_landIDList[x, y] == local_id)
{
m_log.WarnFormat("[LAND MANAGEMENT MODULE]: Not removing land object {0}; still being used at {1}, {2}",
local_id, x, y);
return;
//throw new Exception("Could not remove land object. Still being used at " + x + ", " + y);
}
}
}
m_scene.EventManager.TriggerLandObjectRemoved(m_landList[local_id].LandData.GlobalID);
m_landList.Remove(local_id);
}
}
/// <summary>
/// Clear the scene of all parcels
/// </summary>
public void Clear(bool setupDefaultParcel)
{
lock (m_landList)
{
foreach (ILandObject lo in m_landList.Values)
{
//m_scene.SimulationDataService.RemoveLandObject(lo.LandData.GlobalID);
m_scene.EventManager.TriggerLandObjectRemoved(lo.LandData.GlobalID);
}
m_landList.Clear();
}
ResetSimLandObjects();
if (setupDefaultParcel)
CreateDefaultParcel();
}
private void performFinalLandJoin(ILandObject master, ILandObject slave)
{
bool[,] landBitmapSlave = slave.GetLandBitmap();
lock (m_landList)
{
for (int x = 0; x < 64; x++)
{
for (int y = 0; y < 64; y++)
{
if (landBitmapSlave[x, y])
{
m_landIDList[x, y] = master.LandData.LocalID;
}
}
}
}
removeLandObject(slave.LandData.LocalID);
UpdateLandObject(master.LandData.LocalID, master.LandData);
}
public ILandObject GetLandObject(int parcelLocalID)
{
lock (m_landList)
{
if (m_landList.ContainsKey(parcelLocalID))
{
return m_landList[parcelLocalID];
}
}
return null;
}
/// <summary>
/// Get the land object at the specified point
/// </summary>
/// <param name="x_float">Value between 0 - 256 on the x axis of the point</param>
/// <param name="y_float">Value between 0 - 256 on the y axis of the point</param>
/// <returns>Land object at the point supplied</returns>
public ILandObject GetLandObject(float x_float, float y_float)
{
int x;
int y;
if (x_float >= Constants.RegionSize || x_float < 0 || y_float >= Constants.RegionSize || y_float < 0)
return null;
try
{
x = Convert.ToInt32(Math.Floor(Convert.ToDouble(x_float) / 4.0));
y = Convert.ToInt32(Math.Floor(Convert.ToDouble(y_float) / 4.0));
}
catch (OverflowException)
{
return null;
}
if (x >= 64 || y >= 64 || x < 0 || y < 0)
{
return null;
}
lock (m_landList)
{
// Corner case. If an autoreturn happens during sim startup
// we will come here with the list uninitialized
//
if (m_landList.ContainsKey(m_landIDList[x, y]))
return m_landList[m_landIDList[x, y]];
return null;
}
}
public ILandObject GetLandObject(int x, int y)
{
if (x >= Convert.ToInt32(Constants.RegionSize) || y >= Convert.ToInt32(Constants.RegionSize) || x < 0 || y < 0)
{
// These exceptions here will cause a lot of complaints from the users specifically because
// they happen every time at border crossings
throw new Exception("Error: Parcel not found at point " + x + ", " + y);
}
lock (m_landIDList)
{
try
{
return m_landList[m_landIDList[x / 4, y / 4]];
}
catch (IndexOutOfRangeException)
{
// m_log.WarnFormat(
// "[LAND MANAGEMENT MODULE]: Tried to retrieve land object from out of bounds co-ordinate ({0},{1}) in {2}",
// x, y, m_scene.RegionInfo.RegionName);
return null;
}
}
}
#endregion
#region Parcel Modification
public void ResetAllLandPrimCounts()
{
lock (m_landList)
{
foreach (LandObject p in m_landList.Values)
{
p.ResetLandPrimCounts();
}
}
}
public void EventManagerOnParcelPrimCountTainted()
{
m_landPrimCountTainted = true;
}
public bool IsLandPrimCountTainted()
{
return m_landPrimCountTainted;
}
public void EventManagerOnParcelPrimCountAdd(SceneObjectGroup obj)
{
Vector3 position = obj.AbsolutePosition;
ILandObject landUnderPrim = GetLandObject(position.X, position.Y);
if (landUnderPrim != null)
{
((LandObject)landUnderPrim).AddPrimToCount(obj);
}
}
public void EventManagerOnObjectBeingRemovedFromScene(SceneObjectGroup obj)
{
lock (m_landList)
{
foreach (LandObject p in m_landList.Values)
{
p.RemovePrimFromCount(obj);
}
}
}
public void FinalizeLandPrimCountUpdate()
{
//Get Simwide prim count for owner
Dictionary<UUID, List<LandObject>> landOwnersAndParcels = new Dictionary<UUID, List<LandObject>>();
lock (m_landList)
{
foreach (LandObject p in m_landList.Values)
{
if (!landOwnersAndParcels.ContainsKey(p.LandData.OwnerID))
{
List<LandObject> tempList = new List<LandObject>();
tempList.Add(p);
landOwnersAndParcels.Add(p.LandData.OwnerID, tempList);
}
else
{
landOwnersAndParcels[p.LandData.OwnerID].Add(p);
}
}
}
foreach (UUID owner in landOwnersAndParcels.Keys)
{
int simArea = 0;
int simPrims = 0;
foreach (LandObject p in landOwnersAndParcels[owner])
{
simArea += p.LandData.Area;
simPrims += p.LandData.OwnerPrims + p.LandData.OtherPrims + p.LandData.GroupPrims +
p.LandData.SelectedPrims;
}
foreach (LandObject p in landOwnersAndParcels[owner])
{
p.LandData.SimwideArea = simArea;
p.LandData.SimwidePrims = simPrims;
}
}
}
public void EventManagerOnParcelPrimCountUpdate()
{
// m_log.DebugFormat(
// "[LAND MANAGEMENT MODULE]: Triggered EventManagerOnParcelPrimCountUpdate() for {0}",
// m_scene.RegionInfo.RegionName);
ResetAllLandPrimCounts();
EntityBase[] entities = m_scene.Entities.GetEntities();
foreach (EntityBase obj in entities)
{
if (obj != null)
{
if ((obj is SceneObjectGroup) && !obj.IsDeleted && !((SceneObjectGroup) obj).IsAttachment)
{
m_scene.EventManager.TriggerParcelPrimCountAdd((SceneObjectGroup) obj);
}
}
}
FinalizeLandPrimCountUpdate();
m_landPrimCountTainted = false;
}
public void EventManagerOnRequestParcelPrimCountUpdate()
{
ResetAllLandPrimCounts();
m_scene.EventManager.TriggerParcelPrimCountUpdate();
FinalizeLandPrimCountUpdate();
m_landPrimCountTainted = false;
}
/// <summary>
/// Subdivides a piece of land
/// </summary>
/// <param name="start_x">West Point</param>
/// <param name="start_y">South Point</param>
/// <param name="end_x">East Point</param>
/// <param name="end_y">North Point</param>
/// <param name="attempting_user_id">UUID of user who is trying to subdivide</param>
/// <returns>Returns true if successful</returns>
private void subdivide(int start_x, int start_y, int end_x, int end_y, UUID attempting_user_id)
{
//First, lets loop through the points and make sure they are all in the same peice of land
//Get the land object at start
ILandObject startLandObject = GetLandObject(start_x, start_y);
if (startLandObject == null) return;
//Loop through the points
try
{
int totalX = end_x - start_x;
int totalY = end_y - start_y;
for (int y = 0; y < totalY; y++)
{
for (int x = 0; x < totalX; x++)
{
ILandObject tempLandObject = GetLandObject(start_x + x, start_y + y);
if (tempLandObject == null) return;
if (tempLandObject != startLandObject) return;
}
}
}
catch (Exception)
{
return;
}
//If we are still here, then they are subdividing within one piece of land
//Check owner
if (!m_scene.Permissions.CanEditParcelProperties(attempting_user_id, startLandObject, GroupPowers.LandDivideJoin))
{
return;
}
//Lets create a new land object with bitmap activated at that point (keeping the old land objects info)
ILandObject newLand = startLandObject.Copy();
newLand.LandData.Name = newLand.LandData.Name;
newLand.LandData.GlobalID = UUID.Random();
newLand.SetLandBitmap(newLand.GetSquareLandBitmap(start_x, start_y, end_x, end_y));
//Now, lets set the subdivision area of the original to false
int startLandObjectIndex = startLandObject.LandData.LocalID;
lock (m_landList)
{
m_landList[startLandObjectIndex].SetLandBitmap(
newLand.ModifyLandBitmapSquare(startLandObject.GetLandBitmap(), start_x, start_y, end_x, end_y, false));
m_landList[startLandObjectIndex].ForceUpdateLandInfo();
}
EventManagerOnParcelPrimCountTainted();
//Now add the new land object
ILandObject result = AddLandObject(newLand);
UpdateLandObject(startLandObject.LandData.LocalID, startLandObject.LandData);
result.SendLandUpdateToAvatarsOverMe();
}
/// <summary>
/// Join 2 land objects together
/// </summary>
/// <param name="start_x">x value in first piece of land</param>
/// <param name="start_y">y value in first piece of land</param>
/// <param name="end_x">x value in second peice of land</param>
/// <param name="end_y">y value in second peice of land</param>
/// <param name="attempting_user_id">UUID of the avatar trying to join the land objects</param>
/// <returns>Returns true if successful</returns>
private void join(int start_x, int start_y, int end_x, int end_y, UUID attempting_user_id)
{
end_x -= 4;
end_y -= 4;
List<ILandObject> selectedLandObjects = new List<ILandObject>();
int stepYSelected;
for (stepYSelected = start_y; stepYSelected <= end_y; stepYSelected += 4)
{
int stepXSelected;
for (stepXSelected = start_x; stepXSelected <= end_x; stepXSelected += 4)
{
ILandObject p = GetLandObject(stepXSelected, stepYSelected);
if (p != null)
{
if (!selectedLandObjects.Contains(p))
{
selectedLandObjects.Add(p);
}
}
}
}
ILandObject masterLandObject = selectedLandObjects[0];
selectedLandObjects.RemoveAt(0);
if (selectedLandObjects.Count < 1)
{
return;
}
if (!m_scene.Permissions.CanEditParcelProperties(attempting_user_id, masterLandObject, GroupPowers.LandDivideJoin))
{
return;
}
foreach (ILandObject p in selectedLandObjects)
{
if (p.LandData.OwnerID != masterLandObject.LandData.OwnerID)
{
return;
}
}
lock (m_landList)
{
foreach (ILandObject slaveLandObject in selectedLandObjects)
{
m_landList[masterLandObject.LandData.LocalID].SetLandBitmap(
slaveLandObject.MergeLandBitmaps(masterLandObject.GetLandBitmap(), slaveLandObject.GetLandBitmap()));
performFinalLandJoin(masterLandObject, slaveLandObject);
}
}
EventManagerOnParcelPrimCountTainted();
masterLandObject.SendLandUpdateToAvatarsOverMe();
}
public void Join(int start_x, int start_y, int end_x, int end_y, UUID attempting_user_id)
{
join(start_x, start_y, end_x, end_y, attempting_user_id);
}
public void Subdivide(int start_x, int start_y, int end_x, int end_y, UUID attempting_user_id)
{
subdivide(start_x, start_y, end_x, end_y, attempting_user_id);
}
#endregion
#region Parcel Updating
/// <summary>
/// Where we send the ParcelOverlay packet to the client
/// </summary>
/// <param name="remote_client">The object representing the client</param>
public void SendParcelOverlay(IClientAPI remote_client)
{
const int LAND_BLOCKS_PER_PACKET = 1024;
byte[] byteArray = new byte[LAND_BLOCKS_PER_PACKET];
int byteArrayCount = 0;
int sequenceID = 0;
int blockmeters = 4 * (int) Constants.RegionSize/(int)Constants.TerrainPatchSize;
for (int y = 0; y < blockmeters; y++)
{
for (int x = 0; x < blockmeters; x++)
{
byte tempByte = 0; //This represents the byte for the current 4x4
ILandObject currentParcelBlock = GetLandObject(x * 4, y * 4);
if (currentParcelBlock != null)
{
if (currentParcelBlock.LandData.OwnerID == remote_client.AgentId)
{
//Owner Flag
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_TYPE_OWNED_BY_REQUESTER);
}
else if (currentParcelBlock.LandData.SalePrice > 0 &&
(currentParcelBlock.LandData.AuthBuyerID == UUID.Zero ||
currentParcelBlock.LandData.AuthBuyerID == remote_client.AgentId))
{
//Sale Flag
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_TYPE_IS_FOR_SALE);
}
else if (currentParcelBlock.LandData.OwnerID == UUID.Zero)
{
//Public Flag
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_TYPE_PUBLIC);
}
else
{
//Other Flag
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_TYPE_OWNED_BY_OTHER);
}
//Now for border control
ILandObject westParcel = null;
ILandObject southParcel = null;
if (x > 0)
{
westParcel = GetLandObject((x - 1) * 4, y * 4);
}
if (y > 0)
{
southParcel = GetLandObject(x * 4, (y - 1) * 4);
}
if (x == 0)
{
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_FLAG_PROPERTY_BORDER_WEST);
}
else if (westParcel != null && westParcel != currentParcelBlock)
{
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_FLAG_PROPERTY_BORDER_WEST);
}
if (y == 0)
{
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_FLAG_PROPERTY_BORDER_SOUTH);
}
else if (southParcel != null && southParcel != currentParcelBlock)
{
tempByte = Convert.ToByte(tempByte | LandChannel.LAND_FLAG_PROPERTY_BORDER_SOUTH);
}
byteArray[byteArrayCount] = tempByte;
byteArrayCount++;
if (byteArrayCount >= LAND_BLOCKS_PER_PACKET)
{
remote_client.SendLandParcelOverlay(byteArray, sequenceID);
byteArrayCount = 0;
sequenceID++;
byteArray = new byte[LAND_BLOCKS_PER_PACKET];
}
}
}
}
}
public void ClientOnParcelPropertiesRequest(int start_x, int start_y, int end_x, int end_y, int sequence_id,
bool snap_selection, IClientAPI remote_client)
{
//Get the land objects within the bounds
List<ILandObject> temp = new List<ILandObject>();
int inc_x = end_x - start_x;
int inc_y = end_y - start_y;
for (int x = 0; x < inc_x; x++)
{
for (int y = 0; y < inc_y; y++)
{
ILandObject currentParcel = GetLandObject(start_x + x, start_y + y);
if (currentParcel != null)
{
if (!temp.Contains(currentParcel))
{
currentParcel.ForceUpdateLandInfo();
temp.Add(currentParcel);
}
}
}
}
int requestResult = LandChannel.LAND_RESULT_SINGLE;
if (temp.Count > 1)
{
requestResult = LandChannel.LAND_RESULT_MULTIPLE;
}
for (int i = 0; i < temp.Count; i++)
{
temp[i].SendLandProperties(sequence_id, snap_selection, requestResult, remote_client);
}
SendParcelOverlay(remote_client);
}
public void ClientOnParcelPropertiesUpdateRequest(LandUpdateArgs args, int localID, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(localID, out land);
}
if (land != null)
{
land.UpdateLandProperties(args, remote_client);
m_scene.EventManager.TriggerOnParcelPropertiesUpdateRequest(args, localID, remote_client);
}
}
public void ClientOnParcelDivideRequest(int west, int south, int east, int north, IClientAPI remote_client)
{
subdivide(west, south, east, north, remote_client.AgentId);
}
public void ClientOnParcelJoinRequest(int west, int south, int east, int north, IClientAPI remote_client)
{
join(west, south, east, north, remote_client.AgentId);
}
public void ClientOnParcelSelectObjects(int local_id, int request_type,
List<UUID> returnIDs, IClientAPI remote_client)
{
m_landList[local_id].SendForceObjectSelect(local_id, request_type, returnIDs, remote_client);
}
public void ClientOnParcelObjectOwnerRequest(int local_id, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(local_id, out land);
}
if (land != null)
{
m_landList[local_id].SendLandObjectOwners(remote_client);
}
else
{
m_log.WarnFormat("[LAND MANAGEMENT MODULE]: Invalid land object {0} passed for parcel object owner request", local_id);
}
}
public void ClientOnParcelGodForceOwner(int local_id, UUID ownerID, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(local_id, out land);
}
if (land != null)
{
if (m_scene.Permissions.IsGod(remote_client.AgentId))
{
land.LandData.OwnerID = ownerID;
land.LandData.GroupID = UUID.Zero;
land.LandData.IsGroupOwned = false;
land.LandData.Flags &= ~(uint) (ParcelFlags.ForSale | ParcelFlags.ForSaleObjects | ParcelFlags.SellParcelObjects | ParcelFlags.ShowDirectory);
m_scene.ForEachClient(SendParcelOverlay);
land.SendLandUpdateToClient(true, remote_client);
}
}
}
public void ClientOnParcelAbandonRequest(int local_id, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(local_id, out land);
}
if (land != null)
{
if (m_scene.Permissions.CanAbandonParcel(remote_client.AgentId, land))
{
land.LandData.OwnerID = m_scene.RegionInfo.EstateSettings.EstateOwner;
land.LandData.GroupID = UUID.Zero;
land.LandData.IsGroupOwned = false;
land.LandData.Flags &= ~(uint) (ParcelFlags.ForSale | ParcelFlags.ForSaleObjects | ParcelFlags.SellParcelObjects | ParcelFlags.ShowDirectory);
m_scene.ForEachClient(SendParcelOverlay);
land.SendLandUpdateToClient(true, remote_client);
}
}
}
public void ClientOnParcelReclaim(int local_id, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(local_id, out land);
}
if (land != null)
{
if (m_scene.Permissions.CanReclaimParcel(remote_client.AgentId, land))
{
land.LandData.OwnerID = m_scene.RegionInfo.EstateSettings.EstateOwner;
land.LandData.ClaimDate = Util.UnixTimeSinceEpoch();
land.LandData.GroupID = UUID.Zero;
land.LandData.IsGroupOwned = false;
land.LandData.SalePrice = 0;
land.LandData.AuthBuyerID = UUID.Zero;
land.LandData.Flags &= ~(uint) (ParcelFlags.ForSale | ParcelFlags.ForSaleObjects | ParcelFlags.SellParcelObjects | ParcelFlags.ShowDirectory);
m_scene.ForEachClient(SendParcelOverlay);
land.SendLandUpdateToClient(true, remote_client);
}
}
}
#endregion
// If the economy has been validated by the economy module,
// and land has been validated as well, this method transfers
// the land ownership
public void EventManagerOnLandBuy(Object o, EventManager.LandBuyArgs e)
{
if (e.economyValidated && e.landValidated)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(e.parcelLocalID, out land);
}
if (land != null)
{
land.UpdateLandSold(e.agentId, e.groupId, e.groupOwned, (uint)e.transactionID, e.parcelPrice, e.parcelArea);
}
}
}
// After receiving a land buy packet, first the data needs to
// be validated. This method validates the right to buy the
// parcel
public void EventManagerOnValidateLandBuy(Object o, EventManager.LandBuyArgs e)
{
if (e.landValidated == false)
{
ILandObject lob = null;
lock (m_landList)
{
m_landList.TryGetValue(e.parcelLocalID, out lob);
}
if (lob != null)
{
UUID AuthorizedID = lob.LandData.AuthBuyerID;
int saleprice = lob.LandData.SalePrice;
UUID pOwnerID = lob.LandData.OwnerID;
bool landforsale = ((lob.LandData.Flags &
(uint)(ParcelFlags.ForSale | ParcelFlags.ForSaleObjects | ParcelFlags.SellParcelObjects)) != 0);
if ((AuthorizedID == UUID.Zero || AuthorizedID == e.agentId) && e.parcelPrice >= saleprice && landforsale)
{
// TODO I don't think we have to lock it here, no?
//lock (e)
//{
e.parcelOwnerID = pOwnerID;
e.landValidated = true;
//}
}
}
}
}
void ClientOnParcelDeedToGroup(int parcelLocalID, UUID groupID, IClientAPI remote_client)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(parcelLocalID, out land);
}
if (!m_scene.Permissions.CanDeedParcel(remote_client.AgentId, land))
return;
if (land != null)
{
land.DeedToGroup(groupID);
}
}
#region Land Object From Storage Functions
public void EventManagerOnIncomingLandDataFromStorage(List<LandData> data)
{
for (int i = 0; i < data.Count; i++)
{
IncomingLandObjectFromStorage(data[i]);
}
}
public void IncomingLandObjectFromStorage(LandData data)
{
ILandObject new_land = new LandObject(data.OwnerID, data.IsGroupOwned, m_scene);
new_land.LandData = data.Copy();
new_land.SetLandBitmapFromByteArray();
AddLandObject(new_land);
}
public void ReturnObjectsInParcel(int localID, uint returnType, UUID[] agentIDs, UUID[] taskIDs, IClientAPI remoteClient)
{
ILandObject selectedParcel = null;
lock (m_landList)
{
m_landList.TryGetValue(localID, out selectedParcel);
}
if (selectedParcel == null) return;
selectedParcel.ReturnLandObjects(returnType, agentIDs, taskIDs, remoteClient);
}
public void EventManagerOnNoLandDataFromStorage()
{
ResetSimLandObjects();
CreateDefaultParcel();
}
#endregion
public void setParcelObjectMaxOverride(overrideParcelMaxPrimCountDelegate overrideDel)
{
lock (m_landList)
{
foreach (LandObject obj in m_landList.Values)
{
obj.SetParcelObjectMaxOverride(overrideDel);
}
}
}
public void setSimulatorObjectMaxOverride(overrideSimulatorMaxPrimCountDelegate overrideDel)
{
}
#region CAPS handler
private void EventManagerOnRegisterCaps(UUID agentID, Caps caps)
{
string capsBase = "/CAPS/" + caps.CapsObjectPath;
caps.RegisterHandler("RemoteParcelRequest",
new RestStreamHandler("POST", capsBase + remoteParcelRequestPath,
delegate(string request, string path, string param,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
return RemoteParcelRequest(request, path, param, agentID, caps);
}));
UUID parcelCapID = UUID.Random();
caps.RegisterHandler("ParcelPropertiesUpdate",
new RestStreamHandler("POST", "/CAPS/" + parcelCapID,
delegate(string request, string path, string param,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
return ProcessPropertiesUpdate(request, path, param, agentID, caps);
}));
}
private string ProcessPropertiesUpdate(string request, string path, string param, UUID agentID, Caps caps)
{
IClientAPI client;
if (! m_scene.TryGetClient(agentID, out client)) {
m_log.WarnFormat("[LAND MANAGEMENT MODULE]: Unable to retrieve IClientAPI for {0}", agentID);
return LLSDHelpers.SerialiseLLSDReply(new LLSDEmpty());
}
ParcelPropertiesUpdateMessage properties = new ParcelPropertiesUpdateMessage();
OpenMetaverse.StructuredData.OSDMap args = (OpenMetaverse.StructuredData.OSDMap) OSDParser.DeserializeLLSDXml(request);
properties.Deserialize(args);
LandUpdateArgs land_update = new LandUpdateArgs();
int parcelID = properties.LocalID;
land_update.AuthBuyerID = properties.AuthBuyerID;
land_update.Category = properties.Category;
land_update.Desc = properties.Desc;
land_update.GroupID = properties.GroupID;
land_update.LandingType = (byte) properties.Landing;
land_update.MediaAutoScale = (byte) Convert.ToInt32(properties.MediaAutoScale);
land_update.MediaID = properties.MediaID;
land_update.MediaURL = properties.MediaURL;
land_update.MusicURL = properties.MusicURL;
land_update.Name = properties.Name;
land_update.ParcelFlags = (uint) properties.ParcelFlags;
land_update.PassHours = (int) properties.PassHours;
land_update.PassPrice = (int) properties.PassPrice;
land_update.SalePrice = (int) properties.SalePrice;
land_update.SnapshotID = properties.SnapshotID;
land_update.UserLocation = properties.UserLocation;
land_update.UserLookAt = properties.UserLookAt;
land_update.MediaDescription = properties.MediaDesc;
land_update.MediaType = properties.MediaType;
land_update.MediaWidth = properties.MediaWidth;
land_update.MediaHeight = properties.MediaHeight;
land_update.MediaLoop = properties.MediaLoop;
land_update.ObscureMusic = properties.ObscureMusic;
land_update.ObscureMedia = properties.ObscureMedia;
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(parcelID, out land);
}
if (land != null)
{
land.UpdateLandProperties(land_update, client);
m_scene.EventManager.TriggerOnParcelPropertiesUpdateRequest(land_update, parcelID, client);
}
else
{
m_log.WarnFormat("[LAND MANAGEMENT MODULE]: Unable to find parcelID {0}", parcelID);
}
return LLSDHelpers.SerialiseLLSDReply(new LLSDEmpty());
}
// we cheat here: As we don't have (and want) a grid-global parcel-store, we can't return the
// "real" parcelID, because we wouldn't be able to map that to the region the parcel belongs to.
// So, we create a "fake" parcelID by using the regionHandle (64 bit), and the local (integer) x
// and y coordinate (each 8 bit), encoded in a UUID (128 bit).
//
// Request format:
// <llsd>
// <map>
// <key>location</key>
// <array>
// <real>1.23</real>
// <real>45..6</real>
// <real>78.9</real>
// </array>
// <key>region_id</key>
// <uuid>xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx</uuid>
// </map>
// </llsd>
private string RemoteParcelRequest(string request, string path, string param, UUID agentID, Caps caps)
{
UUID parcelID = UUID.Zero;
try
{
Hashtable hash = new Hashtable();
hash = (Hashtable)LLSD.LLSDDeserialize(Utils.StringToBytes(request));
if (hash.ContainsKey("region_id") && hash.ContainsKey("location"))
{
UUID regionID = (UUID)hash["region_id"];
ArrayList list = (ArrayList)hash["location"];
uint x = (uint)(double)list[0];
uint y = (uint)(double)list[1];
if (hash.ContainsKey("region_handle"))
{
// if you do a "About Landmark" on a landmark a second time, the viewer sends the
// region_handle it got earlier via RegionHandleRequest
ulong regionHandle = Util.BytesToUInt64Big((byte[])hash["region_handle"]);
parcelID = Util.BuildFakeParcelID(regionHandle, x, y);
}
else if (regionID == m_scene.RegionInfo.RegionID)
{
// a parcel request for a local parcel => no need to query the grid
parcelID = Util.BuildFakeParcelID(m_scene.RegionInfo.RegionHandle, x, y);
}
else
{
// a parcel request for a parcel in another region. Ask the grid about the region
GridRegion info = m_scene.GridService.GetRegionByUUID(UUID.Zero, regionID);
if (info != null)
parcelID = Util.BuildFakeParcelID(info.RegionHandle, x, y);
}
}
}
catch (LLSD.LLSDParseException e)
{
m_log.ErrorFormat("[LAND MANAGEMENT MODULE]: Fetch error: {0}", e.Message);
m_log.ErrorFormat("[LAND MANAGEMENT MODULE]: ... in request {0}", request);
}
catch (InvalidCastException)
{
m_log.ErrorFormat("[LAND MANAGEMENT MODULE]: Wrong type in request {0}", request);
}
LLSDRemoteParcelResponse response = new LLSDRemoteParcelResponse();
response.parcel_id = parcelID;
m_log.DebugFormat("[LAND MANAGEMENT MODULE]: Got parcelID {0}", parcelID);
return LLSDHelpers.SerialiseLLSDReply(response);
}
#endregion
private void ClientOnParcelInfoRequest(IClientAPI remoteClient, UUID parcelID)
{
if (parcelID == UUID.Zero)
return;
ExtendedLandData data = (ExtendedLandData)parcelInfoCache.Get(parcelID.ToString(),
delegate(string id)
{
UUID parcel = UUID.Zero;
UUID.TryParse(id, out parcel);
// assume we've got the parcelID we just computed in RemoteParcelRequest
ExtendedLandData extLandData = new ExtendedLandData();
Util.ParseFakeParcelID(parcel, out extLandData.RegionHandle,
out extLandData.X, out extLandData.Y);
m_log.DebugFormat("[LAND MANAGEMENT MODULE]: Got parcelinfo request for regionHandle {0}, x/y {1}/{2}",
extLandData.RegionHandle, extLandData.X, extLandData.Y);
// for this region or for somewhere else?
if (extLandData.RegionHandle == m_scene.RegionInfo.RegionHandle)
{
extLandData.LandData = this.GetLandObject(extLandData.X, extLandData.Y).LandData;
extLandData.RegionAccess = m_scene.RegionInfo.AccessLevel;
}
else
{
ILandService landService = m_scene.RequestModuleInterface<ILandService>();
extLandData.LandData = landService.GetLandData(m_scene.RegionInfo.ScopeID,
extLandData.RegionHandle,
extLandData.X,
extLandData.Y,
out extLandData.RegionAccess);
if (extLandData.LandData == null)
{
// we didn't find the region/land => don't cache
return null;
}
}
return extLandData;
});
if (data != null) // if we found some data, send it
{
GridRegion info;
if (data.RegionHandle == m_scene.RegionInfo.RegionHandle)
{
info = new GridRegion(m_scene.RegionInfo);
}
else
{
// most likely still cached from building the extLandData entry
uint x = 0, y = 0;
Utils.LongToUInts(data.RegionHandle, out x, out y);
info = m_scene.GridService.GetRegionByPosition(m_scene.RegionInfo.ScopeID, (int)x, (int)y);
}
// we need to transfer the fake parcelID, not the one in landData, so the viewer can match it to the landmark.
m_log.DebugFormat("[LAND MANAGEMENT MODULE]: got parcelinfo for parcel {0} in region {1}; sending...",
data.LandData.Name, data.RegionHandle);
// HACK for now
RegionInfo r = new RegionInfo();
r.RegionName = info.RegionName;
r.RegionLocX = (uint)info.RegionLocX;
r.RegionLocY = (uint)info.RegionLocY;
r.RegionSettings.Maturity = (int)Util.ConvertAccessLevelToMaturity(data.RegionAccess);
remoteClient.SendParcelInfo(r, data.LandData, parcelID, data.X, data.Y);
}
else
m_log.Debug("[LAND MANAGEMENT MODULE]: got no parcelinfo; not sending");
}
public void setParcelOtherCleanTime(IClientAPI remoteClient, int localID, int otherCleanTime)
{
ILandObject land;
lock (m_landList)
{
m_landList.TryGetValue(localID, out land);
}
if (land == null) return;
if (!m_scene.Permissions.CanEditParcelProperties(remoteClient.AgentId, land, GroupPowers.LandOptions))
return;
land.LandData.OtherCleanTime = otherCleanTime;
UpdateLandObject(localID, land.LandData);
}
protected void InstallInterfaces()
{
Command clearCommand
= new Command("clear", CommandIntentions.COMMAND_HAZARDOUS, ClearCommand, "Clears all the parcels from the region.");
Command showCommand
= new Command("show", CommandIntentions.COMMAND_STATISTICAL, ShowParcelsCommand, "Shows all parcels on the region.");
m_commander.RegisterCommand("clear", clearCommand);
m_commander.RegisterCommand("show", showCommand);
// Add this to our scene so scripts can call these functions
m_scene.RegisterModuleCommander(m_commander);
}
protected void ClearCommand(Object[] args)
{
string response = MainConsole.Instance.CmdPrompt(
string.Format(
"Are you sure that you want to clear all land parcels from {0} (y or n)",
m_scene.RegionInfo.RegionName),
"n");
if (response.ToLower() == "y")
{
Clear(true);
MainConsole.Instance.OutputFormat("Cleared all parcels from {0}", m_scene.RegionInfo.RegionName);
}
else
{
MainConsole.Instance.OutputFormat("Aborting clear of all parcels from {0}", m_scene.RegionInfo.RegionName);
}
}
protected void ShowParcelsCommand(Object[] args)
{
StringBuilder report = new StringBuilder();
report.AppendFormat("Land information for {0}\n", m_scene.RegionInfo.RegionName);
report.AppendFormat(
"{0,-20} {1,-10} {2,-9} {3,-18} {4,-18} {5,-20}\n",
"Parcel Name",
"Local ID",
"Area",
"Starts",
"Ends",
"Owner");
lock (m_landList)
{
foreach (ILandObject lo in m_landList.Values)
{
LandData ld = lo.LandData;
report.AppendFormat(
"{0,-20} {1,-10} {2,-9} {3,-18} {4,-18} {5,-20}\n",
ld.Name, ld.LocalID, ld.Area, lo.StartPoint, lo.EndPoint, m_userManager.GetUserName(ld.OwnerID));
}
}
MainConsole.Instance.Output(report.ToString());
}
}
}
|