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
|
/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using OpenMetaverse;
using Nini.Config;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;
using log4net;
using OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Modules.Framework;
using OpenSim.Region.Environment.Modules.Framework.InterfaceCommander;
using OpenSim.Region.Environment.Scenes;
using OpenSim.Framework.Communications.Cache;
namespace OpenSim.Region.Environment.Modules.World.Permissions
{
public class PermissionsModule : IRegionModule, ICommandableModule
{
protected Scene m_scene;
private readonly Commander m_commander = new Commander("Permissions");
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
#region Constants
// These are here for testing. They will be taken out
//private uint PERM_ALL = (uint)2147483647;
private uint PERM_COPY = (uint)32768;
//private uint PERM_MODIFY = (uint)16384;
private uint PERM_MOVE = (uint)524288;
//private uint PERM_TRANS = (uint)8192;
private uint PERM_LOCKED = (uint)540672;
#endregion
#region Bypass Permissions / Debug Permissions Stuff
// Bypasses the permissions engine
private bool m_bypassPermissions = false;
private bool m_bypassPermissionsValue = true;
private bool m_debugPermissions = false;
private bool m_allowGridGods = false;
private bool m_RegionOwnerIsGod = false;
private bool m_ParcelOwnerIsGod = false;
#endregion
#region ICommandableModule Members
public ICommander CommandInterface
{
get { throw new System.NotImplementedException(); }
}
private void InterfaceDebugPermissions(Object[] args)
{
if ((bool)args[0] == true)
{
m_debugPermissions = true;
m_log.Info("[PERMISSIONS]: Permissions Debugging Enabled.");
}
else
{
m_debugPermissions = false;
m_log.Info("[PERMISSIONS]: Permissions Debugging Disabled.");
}
}
private void InterfaceBypassPermissions(Object[] args)
{
if ((bool)args[0] == true)
{
m_log.Info("[PERMISSIONS]: Permissions Bypass Enabled.");
m_bypassPermissionsValue = (bool)args[1];
}
else
{
m_bypassPermissions = false;
m_log.Info("[PERMISSIONS]: Permissions Bypass Disabled. Normal Operation.");
}
}
/// <summary>
/// Processes commandline input. Do not call directly.
/// </summary>
/// <param name="args">Commandline arguments</param>
private void EventManager_OnPluginConsole(string[] args)
{
if (args[0] == "permissions")
{
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);
}
}
#endregion
#region IRegionModule Members
public void Initialise(Scene scene, IConfigSource config)
{
m_scene = scene;
IConfig myConfig = config.Configs["Startup"];
string permissionModules = myConfig.GetString("permissionmodules", "DefaultPermissionsModule");
List<string> modules=new List<string>(permissionModules.Split(','));
if (!modules.Contains("DefaultPermissionsModule"))
return;
m_allowGridGods = myConfig.GetBoolean("allow_grid_gods", false);
m_bypassPermissions = !myConfig.GetBoolean("serverside_object_permissions", true);
m_RegionOwnerIsGod = myConfig.GetBoolean("region_owner_is_god", true);
m_ParcelOwnerIsGod = myConfig.GetBoolean("parcel_owner_is_god", true);
if (m_bypassPermissions)
m_log.Info("[PERMISSIONS]: serviceside_object_permissions = false in ini file so disabling all region service permission checks");
else
m_log.Debug("[PERMISSIONS]: Enabling all region service permission checks");
//Register functions with Scene External Checks!
m_scene.ExternalChecks.addBypassPermissions(BypassPermissions); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addSetBypassPermissions(SetBypassPermissions); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addPropagatePermissions(PropagatePermissions); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckAbandonParcel(CanAbandonParcel); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckReclaimParcel(CanReclaimParcel); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addGenerateClientFlags(GenerateClientFlags); //NOT YET FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckBeGodLike(CanBeGodLike); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckDuplicateObject(CanDuplicateObject); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckDeleteObject(CanDeleteObject); //MAYBE FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckEditObject(CanEditObject);//MAYBE FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckEditObjectInventory(CanEditObjectInventory);//MAYBE FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckEditParcel(CanEditParcel); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckEditScript(CanEditScript); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckEditNotecard(CanEditNotecard); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckInstantMessage(CanInstantMessage); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckInventoryTransfer(CanInventoryTransfer); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckIssueEstateCommand(CanIssueEstateCommand); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckMoveObject(CanMoveObject); //HOPEFULLY FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckObjectEntry(CanObjectEntry); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckReturnObject(CanReturnObject); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckRezObject(CanRezObject); //HOPEFULLY FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckRunConsoleCommand(CanRunConsoleCommand); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckRunScript(CanRunScript); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckSellParcel(CanSellParcel); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckTakeObject(CanTakeObject); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckTakeCopyObject(CanTakeCopyObject); //FULLY IMPLEMENTED
m_scene.ExternalChecks.addCheckTerraformLand(CanTerraformLand); //FULL IMPLEMENTED (POINT ONLY!!! NOT AREA!!!)
m_scene.ExternalChecks.addCheckViewScript(CanViewScript); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckViewNotecard(CanViewNotecard); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanLinkObject(CanLinkObject); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanDelinkObject(CanDelinkObject); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanBuyLand(CanBuyLand); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanCopyObjectInventory(CanCopyObjectInventory); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanDeleteObjectInventory(CanDeleteObjectInventory); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanCreateObjectInventory(CanCreateObjectInventory); //NOT YET IMPLEMENTED
m_scene.ExternalChecks.addCheckCanTeleport(CanTeleport); //NOT YET IMPLEMENTED
//Register Debug Commands
Command bypassCommand = new Command("bypass", CommandIntentions.COMMAND_HAZARDOUS, InterfaceBypassPermissions, "Force the permissions a specific way to test permissions");
bypassCommand.AddArgument("enable_bypass_perms", "true to enable bypassing all perms", "Boolean");
bypassCommand.AddArgument("bypass_perms_value", "true/false: true will ignore all perms; false will restrict everything", "Boolean");
m_commander.RegisterCommand("bypass", bypassCommand);
Command debugCommand = new Command("debug", CommandIntentions.COMMAND_STATISTICAL, InterfaceDebugPermissions, "Force the permissions a specific way to test permissions");
debugCommand.AddArgument("enable_debug_perms", "true to enable debugging to console all perms", "Boolean");
m_commander.RegisterCommand("debug", debugCommand);
m_scene.RegisterModuleCommander("CommanderPermissions", m_commander);
m_scene.EventManager.OnPluginConsole += new EventManager.OnPluginConsoleDelegate(EventManager_OnPluginConsole);
}
public void PostInitialise()
{
}
public void Close()
{
}
public string Name
{
get { return "PermissionsModule"; }
}
public bool IsSharedModule
{
get { return false; }
}
#endregion
#region Helper Functions
protected void SendPermissionError(UUID user, string reason)
{
m_scene.EventManager.TriggerPermissionError(user, reason);
}
protected void DebugPermissionInformation(string permissionCalled)
{
if (m_debugPermissions)
m_log.Debug("[PERMISSIONS]: " + permissionCalled + " was called from " + m_scene.RegionInfo.RegionName);
}
protected bool IsAdministrator(UUID user)
{
if (m_scene.RegionInfo.MasterAvatarAssignedUUID != UUID.Zero)
{
if (m_RegionOwnerIsGod && (m_scene.RegionInfo.MasterAvatarAssignedUUID == user))
return true;
}
if (m_scene.RegionInfo.EstateSettings.EstateOwner != UUID.Zero)
{
if (m_scene.RegionInfo.EstateSettings.EstateOwner == user)
return true;
}
if (m_allowGridGods)
{
CachedUserInfo profile = m_scene.CommsManager.UserProfileCacheService.GetUserDetails(user);
if (profile != null && profile.UserProfile != null)
{
if (profile.UserProfile.GodLevel >= 200)
return true;
}
else
{
m_log.ErrorFormat("[PERMISSIONS]: Could not find user {0} for administrator check", user);
}
}
return false;
}
protected bool IsEstateManager(UUID user)
{
return m_scene.RegionInfo.EstateSettings.IsEstateManager(user);
}
#endregion
public bool PropagatePermissions()
{
return false;
}
public bool BypassPermissions()
{
return m_bypassPermissions;
}
public void SetBypassPermissions(bool value)
{
m_bypassPermissions=value;
}
#region Object Permissions
public uint GenerateClientFlags(UUID user, UUID objID)
{
// Here's the way this works,
// ObjectFlags and Permission flags are two different enumerations
// ObjectFlags, however, tells the client to change what it will allow the user to do.
// So, that means that all of the permissions type ObjectFlags are /temporary/ and only
// supposed to be set when customizing the objectflags for the client.
// These temporary objectflags get computed and added in this function based on the
// Permission mask that's appropriate!
// Outside of this method, they should never be added to objectflags!
// -teravus
SceneObjectPart task = m_scene.GetSceneObjectPart(objID);
// this shouldn't ever happen.. return no permissions/objectflags.
if (task == null)
return (uint)0;
uint objflags = task.GetEffectiveObjectFlags();
UUID objectOwner = task.OwnerID;
// Remove any of the objectFlags that are temporary. These will get added back if appropriate
// in the next bit of code
// libomv will moan about PrimFlags.ObjectYouOfficer being
// deprecated
#pragma warning disable 0612
objflags &= (uint)
~(PrimFlags.ObjectCopy | // Tells client you can copy the object
PrimFlags.ObjectModify | // tells client you can modify the object
PrimFlags.ObjectMove | // tells client that you can move the object (only, no mod)
PrimFlags.ObjectTransfer | // tells the client that you can /take/ the object if you don't own it
PrimFlags.ObjectYouOwner | // Tells client that you're the owner of the object
PrimFlags.ObjectAnyOwner | // Tells client that someone owns the object
PrimFlags.ObjectOwnerModify | // Tells client that you're the owner of the object
PrimFlags.ObjectYouOfficer // Tells client that you've got group object editing permission. Used when ObjectGroupOwned is set
);
#pragma warning restore 0612
// Creating the three ObjectFlags options for this method to choose from.
// Customize the OwnerMask
uint objectOwnerMask = ApplyObjectModifyMasks(task.OwnerMask, objflags);
objectOwnerMask |= (uint)PrimFlags.ObjectYouOwner | (uint)PrimFlags.ObjectAnyOwner | (uint)PrimFlags.ObjectOwnerModify;
// Customize the GroupMask
// uint objectGroupMask = ApplyObjectModifyMasks(task.GroupMask, objflags);
// Customize the EveryoneMask
uint objectEveryoneMask = ApplyObjectModifyMasks(task.EveryoneMask, objflags);
// Hack to allow collaboration until Groups and Group Permissions are implemented
if ((objectEveryoneMask & (uint)PrimFlags.ObjectMove) != 0)
objectEveryoneMask |= (uint)PrimFlags.ObjectModify;
if (m_bypassPermissions)
return objectOwnerMask;
// Object owners should be able to edit their own content
if (user == objectOwner)
{
return objectOwnerMask;
}
// Users should be able to edit what is over their land.
ILandObject parcel = m_scene.LandChannel.GetLandObject(task.AbsolutePosition.X, task.AbsolutePosition.Y);
if (parcel != null && parcel.landData.OwnerID == user && m_ParcelOwnerIsGod)
return objectOwnerMask;
// Admin objects should not be editable by the above
if (IsAdministrator(objectOwner))
return objectEveryoneMask;
// Estate users should be able to edit anything in the sim
if (IsEstateManager(user) && m_RegionOwnerIsGod)
return objectOwnerMask;
// Admin should be able to edit anything in the sim (including admin objects)
if (IsAdministrator(user))
return objectOwnerMask;
return objectEveryoneMask;
}
private uint ApplyObjectModifyMasks(uint setPermissionMask, uint objectFlagsMask)
{
// We are adding the temporary objectflags to the object's objectflags based on the
// permission flag given. These change the F flags on the client.
if ((setPermissionMask & (uint)PermissionMask.Copy) != 0)
{
objectFlagsMask |= (uint)PrimFlags.ObjectCopy;
}
if ((setPermissionMask & (uint)PermissionMask.Move) != 0)
{
objectFlagsMask |= (uint)PrimFlags.ObjectMove;
}
if ((setPermissionMask & (uint)PermissionMask.Modify) != 0)
{
objectFlagsMask |= (uint)PrimFlags.ObjectModify;
}
if ((setPermissionMask & (uint)PermissionMask.Transfer) != 0)
{
objectFlagsMask |= (uint)PrimFlags.ObjectTransfer;
}
return objectFlagsMask;
}
/// <summary>
/// General permissions checks for any operation involving an object. These supplement more specific checks
/// implemented by callers.
/// </summary>
/// <param name="currentUser"></param>
/// <param name="objId"></param>
/// <param name="denyOnLocked"></param>
/// <returns></returns>
protected bool GenericObjectPermission(UUID currentUser, UUID objId, bool denyOnLocked)
{
// Default: deny
bool permission = false;
bool locked = false;
if (!m_scene.Entities.ContainsKey(objId))
{
return false;
}
// If it's not an object, we cant edit it.
if ((!(m_scene.Entities[objId] is SceneObjectGroup)))
{
return false;
}
SceneObjectGroup group = (SceneObjectGroup)m_scene.Entities[objId];
UUID objectOwner = group.OwnerID;
locked = ((group.RootPart.OwnerMask & PERM_LOCKED) == 0);
// People shouldn't be able to do anything with locked objects, except the Administrator
// The 'set permissions' runs through a different permission check, so when an object owner
// sets an object locked, the only thing that they can do is unlock it.
//
// Nobody but the object owner can set permissions on an object
//
if (locked && (!IsAdministrator(currentUser)) && denyOnLocked)
{
return false;
}
// Object owners should be able to edit their own content
if (currentUser == objectOwner)
{
permission = true;
}
// Users should be able to edit what is over their land.
ILandObject parcel = m_scene.LandChannel.GetLandObject(group.AbsolutePosition.X, group.AbsolutePosition.Y);
if ((parcel != null) && (parcel.landData.OwnerID == currentUser))
{
permission = true;
}
// Estate users should be able to edit anything in the sim
if (IsEstateManager(currentUser))
{
permission = true;
}
// Admin objects should not be editable by the above
if (IsAdministrator(objectOwner))
{
permission = false;
}
// Admin should be able to edit anything in the sim (including admin objects)
if (IsAdministrator(currentUser))
{
permission = true;
}
return permission;
}
#endregion
#region Generic Permissions
protected bool GenericCommunicationPermission(UUID user, UUID target)
{
// Setting this to true so that cool stuff can happen until we define what determines Generic Communication Permission
bool permission = true;
string reason = "Only registered users may communicate with another account.";
// Uhh, we need to finish this before we enable it.. because it's blocking all sorts of goodies and features
if (IsAdministrator(user))
permission = true;
if (IsEstateManager(user))
permission = true;
if (!permission)
SendPermissionError(user, reason);
return permission;
}
public bool GenericEstatePermission(UUID user)
{
// Default: deny
bool permission = false;
// Estate admins should be able to use estate tools
if (IsEstateManager(user))
permission = true;
// Administrators always have permission
if (IsAdministrator(user))
permission = true;
return permission;
}
protected bool GenericParcelPermission(UUID user, ILandObject parcel)
{
bool permission = false;
if (parcel.landData.OwnerID == user)
{
permission = true;
}
if (parcel.landData.IsGroupOwned)
{
// TODO: Need to do some extra checks here. Requires group code.
}
if (IsEstateManager(user))
{
permission = true;
}
if (IsAdministrator(user))
{
permission = true;
}
return permission;
}
protected bool GenericParcelPermission(UUID user, Vector3 pos)
{
ILandObject parcel = m_scene.LandChannel.GetLandObject(pos.X, pos.Y);
if (parcel == null) return false;
return GenericParcelPermission(user, parcel);
}
#endregion
#region Permission Checks
private bool CanAbandonParcel(UUID user, ILandObject parcel, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericParcelPermission(user, parcel);
}
private bool CanReclaimParcel(UUID user, ILandObject parcel, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericParcelPermission(user, parcel);
}
private bool CanBeGodLike(UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return IsAdministrator(user);
}
private bool CanDuplicateObject(int objectCount, UUID objectID, UUID owner, Scene scene, Vector3 objectPosition)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if (!GenericObjectPermission(owner, objectID, true))
{
//They can't even edit the object
return false;
}
//If they can rez, they can duplicate
return CanRezObject(objectCount, owner, objectPosition, scene);
}
private bool CanDeleteObject(UUID objectID, UUID deleter, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericObjectPermission(deleter, objectID, false);
}
private bool CanEditObject(UUID objectID, UUID editorID, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericObjectPermission(editorID, objectID, false);
}
private bool CanEditObjectInventory(UUID objectID, UUID editorID, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
SceneObjectPart part = m_scene.GetSceneObjectPart(objectID);
// TODO: add group support!
//
if (part.OwnerID != editorID)
return false;
return GenericObjectPermission(editorID, objectID, false);
}
private bool CanEditParcel(UUID user, ILandObject parcel, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericParcelPermission(user, parcel);
}
private bool CanEditScript(UUID script, UUID objectID, UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
// If you can view it, you can edit it
// There is no viewing a no mod script
//
return CanViewScript(script, objectID, user, scene);
}
private bool CanEditNotecard(UUID notecard, UUID objectID, UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if (objectID == UUID.Zero) // User inventory
{
CachedUserInfo userInfo =
scene.CommsManager.UserProfileCacheService.GetUserDetails(user);
if (userInfo == null)
{
m_log.ErrorFormat("[PERMISSIONS]: Could not find user {0} for edit notecard check", user);
return false;
}
if (userInfo.RootFolder == null)
return false;
InventoryItemBase assetRequestItem = userInfo.RootFolder.FindItem(notecard);
if (assetRequestItem == null) // Library item
{
assetRequestItem = scene.CommsManager.UserProfileCacheService.LibraryRoot.FindItem(notecard);
if (assetRequestItem != null) // Implicitly readable
return true;
}
// Notecards must be both mod and copy to be saveable
// This is because of they're not copy, you can't read
// them, and if they're not mod, well, then they're
// not mod. Duh.
//
if ((assetRequestItem.CurrentPermissions &
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy)) !=
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy))
return false;
}
else // Prim inventory
{
SceneObjectPart part = scene.GetSceneObjectPart(objectID);
if (part == null)
return false;
if (part.OwnerID != user)
return false;
if ((part.OwnerMask & (uint)PermissionMask.Modify) == 0)
return false;
TaskInventoryItem ti = part.GetInventoryItem(notecard);
if (ti == null)
return false;
if (ti.OwnerID != user)
return false;
// Require full perms
if ((ti.CurrentPermissions &
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy)) !=
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy))
return false;
}
return true;
}
private bool CanInstantMessage(UUID user, UUID target, Scene startScene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericCommunicationPermission(user, target);
}
private bool CanInventoryTransfer(UUID user, UUID target, Scene startScene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericCommunicationPermission(user, target);
}
private bool CanIssueEstateCommand(UUID user, Scene requestFromScene, bool ownerCommand)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if (IsAdministrator(user))
return true;
if (m_scene.RegionInfo.EstateSettings.IsEstateOwner(user))
return true;
if (ownerCommand)
return false;
return GenericEstatePermission(user);
}
private bool CanMoveObject(UUID objectID, UUID moverID, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions)
{
SceneObjectPart part = scene.GetSceneObjectPart(objectID);
if (part.OwnerID != moverID)
{
if (part.ParentGroup != null && !part.ParentGroup.IsDeleted)
{
if (part.ParentGroup.IsAttachment)
return false;
}
}
return m_bypassPermissionsValue;
}
bool permission = GenericObjectPermission(moverID, objectID, true);
if (!permission)
{
if (!m_scene.Entities.ContainsKey(objectID))
{
return false;
}
// The client
// may request to edit linked parts, and therefore, it needs
// to also check for SceneObjectPart
// If it's not an object, we cant edit it.
if ((!(m_scene.Entities[objectID] is SceneObjectGroup)))
{
return false;
}
SceneObjectGroup task = (SceneObjectGroup)m_scene.Entities[objectID];
// UUID taskOwner = null;
// Added this because at this point in time it wouldn't be wise for
// the administrator object permissions to take effect.
// UUID objectOwner = task.OwnerID;
// Anyone can move
if ((task.RootPart.EveryoneMask & PERM_MOVE) != 0)
permission = true;
// Locked
if ((task.RootPart.OwnerMask & PERM_LOCKED) == 0)
permission = false;
}
else
{
bool locked = false;
if (!m_scene.Entities.ContainsKey(objectID))
{
return false;
}
// If it's not an object, we cant edit it.
if ((!(m_scene.Entities[objectID] is SceneObjectGroup)))
{
return false;
}
SceneObjectGroup group = (SceneObjectGroup)m_scene.Entities[objectID];
UUID objectOwner = group.OwnerID;
locked = ((group.RootPart.OwnerMask & PERM_LOCKED) == 0);
// This is an exception to the generic object permission.
// Administrators who lock their objects should not be able to move them,
// however generic object permission should return true.
// This keeps locked objects from being affected by random click + drag actions by accident
// and allows the administrator to grab or delete a locked object.
// Administrators and estate managers are still able to click+grab locked objects not
// owned by them in the scene
// This is by design.
if (locked && (moverID == objectOwner))
return false;
}
return permission;
}
private bool CanObjectEntry(UUID objectID, Vector3 newPoint, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if ((newPoint.X > 257f || newPoint.X < -1f || newPoint.Y > 257f || newPoint.Y < -1f))
{
return true;
}
ILandObject land = m_scene.LandChannel.GetLandObject(newPoint.X, newPoint.Y);
if (land == null)
{
return false;
}
if ((land.landData.Flags & ((int)Parcel.ParcelFlags.AllowAPrimitiveEntry)) != 0)
{
return true;
}
//TODO: check for group rights
if (!m_scene.Entities.ContainsKey(objectID))
{
return false;
}
// If it's not an object, we cant edit it.
if (!(m_scene.Entities[objectID] is SceneObjectGroup))
{
return false;
}
SceneObjectGroup task = (SceneObjectGroup)m_scene.Entities[objectID];
if (GenericParcelPermission(task.OwnerID, newPoint))
{
return true;
}
//Otherwise, false!
return false;
}
private bool CanReturnObject(UUID objectID, UUID returnerID, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericObjectPermission(returnerID, objectID, false);
}
private bool CanRezObject(int objectCount, UUID owner, Vector3 objectPosition, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
bool permission = false;
ILandObject land = m_scene.LandChannel.GetLandObject(objectPosition.X, objectPosition.Y);
if (land == null) return false;
if ((land.landData.Flags & ((int)Parcel.ParcelFlags.CreateObjects)) ==
(int)Parcel.ParcelFlags.CreateObjects)
permission = true;
//TODO: check for group rights
if (IsAdministrator(owner))
{
permission = true;
}
if (GenericParcelPermission(owner, objectPosition))
{
permission = true;
}
return permission;
}
private bool CanRunConsoleCommand(UUID user, Scene requestFromScene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return IsAdministrator(user);
}
private bool CanRunScript(UUID script, UUID objectID, UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
private bool CanSellParcel(UUID user, ILandObject parcel, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericParcelPermission(user, parcel);
}
private bool CanTakeObject(UUID objectID, UUID stealer, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return GenericObjectPermission(stealer,objectID, false);
}
private bool CanTakeCopyObject(UUID objectID, UUID userID, Scene inScene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
bool permission = GenericObjectPermission(userID, objectID,false);
if (!permission)
{
if (!m_scene.Entities.ContainsKey(objectID))
{
return false;
}
// If it's not an object, we cant edit it.
if (!(m_scene.Entities[objectID] is SceneObjectGroup))
{
return false;
}
SceneObjectGroup task = (SceneObjectGroup)m_scene.Entities[objectID];
// UUID taskOwner = null;
// Added this because at this point in time it wouldn't be wise for
// the administrator object permissions to take effect.
// UUID objectOwner = task.OwnerID;
if ((task.RootPart.EveryoneMask & PERM_COPY) != 0)
permission = true;
}
return permission;
}
private bool CanTerraformLand(UUID user, Vector3 position, Scene requestFromScene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
// Estate override
if (GenericEstatePermission(user))
return true;
float X = position.X;
float Y = position.Y;
if (X > 255)
X = 255;
if (Y > 255)
Y = 255;
if (X < 0)
X = 0;
if (Y < 0)
Y = 0;
ILandObject parcel = m_scene.LandChannel.GetLandObject(X, Y);
if (parcel == null)
return false;
// Others allowed to terraform?
if ((parcel.landData.Flags & ((int)Parcel.ParcelFlags.AllowTerraform)) != 0)
return true;
// Land owner can terraform too
if (parcel != null && GenericParcelPermission(user, parcel))
return true;
return false;
}
private bool CanViewScript(UUID script, UUID objectID, UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if (objectID == UUID.Zero) // User inventory
{
CachedUserInfo userInfo =
scene.CommsManager.UserProfileCacheService.GetUserDetails(user);
if (userInfo == null)
{
m_log.ErrorFormat("[PERMISSIONS]: Could not find user {0} for administrator check", user);
return false;
}
if (userInfo.RootFolder == null)
return false;
InventoryItemBase assetRequestItem = userInfo.RootFolder.FindItem(script);
if (assetRequestItem == null) // Library item
{
assetRequestItem = m_scene.CommsManager.UserProfileCacheService.LibraryRoot.FindItem(script);
if (assetRequestItem != null) // Implicitly readable
return true;
}
// SL is rather harebrained here. In SL, a script you
// have mod/copy no trans is readable. This subverts
// permissions, but is used in some products, most
// notably Hippo door plugin and HippoRent 5 networked
// prim counter.
// To enable this broken SL-ism, remove Transfer from
// the below expressions.
// Trying to improve on SL perms by making a script
// readable only if it's really full perms
//
if ((assetRequestItem.CurrentPermissions &
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy |
(uint)PermissionMask.Transfer)) !=
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy |
(uint)PermissionMask.Transfer))
return false;
}
else // Prim inventory
{
SceneObjectPart part = scene.GetSceneObjectPart(objectID);
if (part == null)
return false;
if (part.OwnerID != user)
return false;
if ((part.OwnerMask & (uint)PermissionMask.Modify) == 0)
return false;
TaskInventoryItem ti = part.GetInventoryItem(script);
if (ti == null)
return false;
if (ti.OwnerID != user)
return false;
// Require full perms
if ((ti.CurrentPermissions &
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy |
(uint)PermissionMask.Transfer)) !=
((uint)PermissionMask.Modify |
(uint)PermissionMask.Copy |
(uint)PermissionMask.Transfer))
return false;
}
return true;
}
private bool CanViewNotecard(UUID notecard, UUID objectID, UUID user, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
if (objectID == UUID.Zero) // User inventory
{
CachedUserInfo userInfo =
scene.CommsManager.UserProfileCacheService.GetUserDetails(user);
if (userInfo == null)
{
m_log.ErrorFormat("[PERMISSIONS]: Could not find user {0} for view notecard check", user);
return false;
}
if (userInfo.RootFolder == null)
return false;
InventoryItemBase assetRequestItem = userInfo.RootFolder.FindItem(notecard);
if (assetRequestItem == null) // Library item
{
assetRequestItem = m_scene.CommsManager.UserProfileCacheService.LibraryRoot.FindItem(notecard);
if (assetRequestItem != null) // Implicitly readable
return true;
}
// Notecards are always readable unless no copy
//
if ((assetRequestItem.CurrentPermissions &
(uint)PermissionMask.Copy) !=
(uint)PermissionMask.Copy)
return false;
}
else // Prim inventory
{
SceneObjectPart part = scene.GetSceneObjectPart(objectID);
if (part == null)
return false;
if (part.OwnerID != user)
return false;
if ((part.OwnerMask & (uint)PermissionMask.Modify) == 0)
return false;
TaskInventoryItem ti = part.GetInventoryItem(notecard);
if (ti == null)
return false;
if (ti.OwnerID != user)
return false;
// Notecards are always readable unless no copy
//
if ((ti.CurrentPermissions &
(uint)PermissionMask.Copy) !=
(uint)PermissionMask.Copy)
return false;
}
return true;
}
#endregion
public bool CanLinkObject(UUID userID, UUID objectID)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
public bool CanDelinkObject(UUID userID, UUID objectID)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
public bool CanBuyLand(UUID userID, ILandObject parcel, Scene scene)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
public bool CanCopyObjectInventory(UUID itemID, UUID objectID, UUID userID)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
public bool CanDeleteObjectInventory(UUID itemID, UUID objectID, UUID userID)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
/// <summary>
/// Check whether the specified user is allowed to directly create the given inventory type in a prim's
/// inventory (e.g. the New Script button in the 1.21 Linden Lab client). This permission check does not
/// apply to existing items that are being dragged in to that prim's inventory.
/// </summary>
/// <param name="invType"></param>
/// <param name="objectID"></param>
/// <param name="userID"></param>
/// <returns></returns>
public bool CanCreateObjectInventory(int invType, UUID objectID, UUID userID)
{
m_log.Debug("[PERMISSIONS]: CanCreateInventory called");
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
public bool CanTeleport(UUID userID)
{
DebugPermissionInformation(MethodInfo.GetCurrentMethod().Name);
if (m_bypassPermissions) return m_bypassPermissionsValue;
return true;
}
}
}
|