-
Notifications
You must be signed in to change notification settings - Fork 842
/
SPUserManager.m
1519 lines (1247 loc) · 50.5 KB
/
SPUserManager.m
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
//
// SPUserManager.m
// sequel-pro
//
// Created by Mark Townsend on Jan 1, 2009.
// Copyright (c) 2009 Mark Townsend. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
// More info at <https://github.com/sequelpro/sequelpro>
#import "SPUserManager.h"
#import "SPUserMO.h"
#import "SPPrivilegesMO.h"
#import "ImageAndTextCell.h"
#import "SPGrowlController.h"
#import "SPConnectionController.h"
#import "SPServerSupport.h"
#import "SPAlertSheets.h"
#import "SPSplitView.h"
#import "SPDatabaseDocument.h"
#import <SPMySQL/SPMySQL.h>
#import <QueryKit/QueryKit.h>
static NSString * const SPTableViewNameColumnID = @"NameColumn";
@interface SPUserManager ()
- (void)_initializeTree:(NSArray *)items;
- (void)_initializeUsers;
- (void)_selectParentFromSelection;
- (NSArray *)_fetchUserWithUserName:(NSString *)username;
- (SPUserMO *)_createNewSPUser;
- (BOOL)_grantPrivileges:(NSArray *)thePrivileges onDatabase:(NSString *)aDatabase forUser:(NSString *)aUser host:(NSString *)aHost;
- (BOOL)_revokePrivileges:(NSArray *)thePrivileges onDatabase:(NSString *)aDatabase forUser:(NSString *)aUser host:(NSString *)aHost;
- (BOOL)_checkAndDisplayMySqlError;
- (void)_clearData;
- (void)_initializeChild:(NSManagedObject *)child withItem:(NSDictionary *)item;
- (void)_initializeSchemaPrivsForChild:(SPUserMO *)child fromData:(NSArray *)dataForUser;
- (void)_initializeSchemaPrivs;
- (NSArray *)_fetchPrivsWithUser:(NSString *)username schema:(NSString *)selectedSchema host:(NSString *)host;
- (void)_setSchemaPrivValues:(NSArray *)objects enabled:(BOOL)enabled;
- (void)_initializeAvailablePrivs;
- (BOOL)_renameUserFrom:(NSString *)originalUser host:(NSString *)originalHost to:(NSString *)newUser host:(NSString *)newHost;
- (void)sheetDidEnd:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void*)context;
- (void)contextWillSave:(NSNotification *)notice;
@end
@implementation SPUserManager
@synthesize connection;
@synthesize databaseDocument;
@synthesize privsSupportedByServer;
@synthesize managedObjectContext;
@synthesize managedObjectModel;
@synthesize persistentStoreCoordinator;
@synthesize schemas;
@synthesize grantedSchemaPrivs;
@synthesize availablePrivs;
@synthesize treeSortDescriptors;
@synthesize serverSupport;
@synthesize isInitializing = isInitializing;
#pragma mark -
#pragma mark Initialisation
- (id)init
{
if ((self = [super initWithWindowNibName:@"UserManagerView"])) {
// When reading privileges from the database, they are converted automatically to a
// lowercase key used in the user privileges stores, from which a GRANT syntax
// is derived automatically. While most keys can be automatically converted without
// any difficulty, some keys differ slightly in mysql column storage to GRANT syntax;
// this dictionary provides mappings for those values to ensure consistency.
privColumnToGrantMap = [@{
@"Grant_priv": @"Grant_option_priv",
@"Show_db_priv": @"Show_databases_priv",
@"Create_tmp_table_priv": @"Create_temporary_tables_priv",
@"Repl_slave_priv": @"Replication_slave_priv",
@"Repl_client_priv": @"Replication_client_priv",
} retain];
schemas = [[NSMutableArray alloc] init];
availablePrivs = [[NSMutableArray alloc] init];
grantedSchemaPrivs = [[NSMutableArray alloc] init];
isSaving = NO;
}
return self;
}
/**
* UI specific items to set up when the window loads. This is different than awakeFromNib
* as it's only called once.
*/
- (void)windowDidLoad
{
[tabView selectTabViewItemAtIndex:0];
[splitView setMinSize:120.f ofSubviewAtIndex:0];
[splitView setMinSize:620.f ofSubviewAtIndex:1];
NSTableColumn *tableColumn = [outlineView tableColumnWithIdentifier:SPTableViewNameColumnID];
ImageAndTextCell *imageAndTextCell = [[[ImageAndTextCell alloc] init] autorelease];
[imageAndTextCell setEditable:NO];
[tableColumn setDataCell:imageAndTextCell];
// Set schema table double-click actions
[grantedTableView setDoubleAction:@selector(doubleClickSchemaPriv:)];
[availableTableView setDoubleAction:@selector(doubleClickSchemaPriv:)];
[self _initializeSchemaPrivs];
[self _initializeUsers];
[self _initializeAvailablePrivs];
treeSortDescriptor = [[NSSortDescriptor alloc] initWithKey:@"displayName" ascending:YES];
[self setTreeSortDescriptors:@[treeSortDescriptor]];
[super windowDidLoad];
}
/**
* This method reads in the users from the mysql.user table of the current
* connection. Then uses this information to initialize the NSOutlineView.
*/
- (void)_initializeUsers
{
isInitializing = YES; // Don't want to do some of the notifications if initializing
NSMutableString *privKey;
NSArray *privRow;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSMutableArray *usersResultArray = [NSMutableArray array];
// Select users from the mysql.user table
SPMySQLResult *result = [connection queryString:@"SELECT * FROM mysql.user ORDER BY user"];
[result setReturnDataAsStrings:YES];
//TODO: improve user feedback
NSAssert(([[result fieldNames] firstObjectCommonWithArray:@[@"Password",@"authentication_string"]] != nil), @"Resultset from mysql.user contains neither 'Password' nor 'authentication_string' column!?");
requiresPost576PasswordHandling = ![[result fieldNames] containsObject:@"Password"];
[usersResultArray addObjectsFromArray:[result getAllRows]];
[self _initializeTree:usersResultArray];
// Set up the array of privs supported by this server.
[[self privsSupportedByServer] removeAllObjects];
result = nil;
// Attempt to obtain user privileges if supported
if ([serverSupport supportsShowPrivileges]) {
result = [connection queryString:@"SHOW PRIVILEGES"];
[result setReturnDataAsStrings:YES];
}
if (result && [result numberOfRows]) {
while ((privRow = [result getRowAsArray]))
{
privKey = [NSMutableString stringWithString:[[privRow objectAtIndex:0] lowercaseString]];
// Skip the special "Usage" key
if ([privKey isEqualToString:@"usage"]) continue;
[privKey replaceOccurrencesOfString:@" " withString:@"_" options:NSLiteralSearch range:NSMakeRange(0, [privKey length])];
[privKey appendString:@"_priv"];
[[self privsSupportedByServer] setValue:@YES forKey:privKey];
}
}
// If that fails, base privilege support on the mysql.users columns
else {
result = [connection queryString:@"SHOW COLUMNS FROM mysql.user"];
[result setReturnDataAsStrings:YES];
while ((privRow = [result getRowAsArray]))
{
privKey = [NSMutableString stringWithString:[privRow objectAtIndex:0]];
if (![privKey hasSuffix:@"_priv"]) continue;
if ([privColumnToGrantMap objectForKey:privKey]) privKey = [privColumnToGrantMap objectForKey:privKey];
[[self privsSupportedByServer] setValue:@YES forKey:[privKey lowercaseString]];
}
}
[pool release];
isInitializing = NO;
}
/**
* Initialize the outline view tree. The NSOutlineView gets it's data from a NSTreeController which gets
* it's data from the SPUser Entity objects in the current managedObjectContext.
*/
- (void)_initializeTree:(NSArray *)items
{
// Retrieve all the user data in order to be able to initialise the schema privs for each child,
// copying into a dictionary keyed by user, each with all the host rows.
NSMutableDictionary *schemaPrivilegeData = [NSMutableDictionary dictionary];
SPMySQLResult *queryResults = [connection queryString:@"SELECT * FROM mysql.db"];
[queryResults setReturnDataAsStrings:YES];
for (NSDictionary *privRow in queryResults) {
if (![schemaPrivilegeData objectForKey:[privRow objectForKey:@"User"]]) {
[schemaPrivilegeData setObject:[NSMutableArray array] forKey:[privRow objectForKey:@"User"]];
}
[[schemaPrivilegeData objectForKey:[privRow objectForKey:@"User"]] addObject:privRow];
// If "all database" values were found, add them to the schemas list if not already present
NSString *schemaName = [privRow objectForKey:@"Db"];
if ([schemaName isEqualToString:@""] || [schemaName isEqualToString:@"%"]) {
if (![schemas containsObject:schemaName]) {
[schemas addObject:schemaName];
[schemasTableView noteNumberOfRowsChanged];
}
}
}
// Go through each item that contains a dictionary of key-value pairs
// for each user currently in the database.
for (NSUInteger i = 0; i < [items count]; i++)
{
NSDictionary *item = [items objectAtIndex:i];
NSString *username = [item objectForKey:@"User"];
NSArray *parentResults = [[self _fetchUserWithUserName:username] retain];
SPUserMO *parent;
SPUserMO *child;
// Check to make sure if we already have added the parent
if (parentResults != nil && [parentResults count] > 0) {
// Add Children
parent = [parentResults objectAtIndex:0];
child = [self _createNewSPUser];
}
else {
// Add Parent
parent = [self _createNewSPUser];
child = [self _createNewSPUser];
// We only care about setting the user and password keys on the parent, together with their
// original values for comparison purposes
[parent setPrimitiveValue:username forKey:@"user"];
[parent setPrimitiveValue:username forKey:@"originaluser"];
if(requiresPost576PasswordHandling) {
[parent setPrimitiveValue:[item objectForKey:@"plugin"] forKey:@"plugin"];
NSString *pwHash = [item objectForKey:@"authentication_string"];
[parent setPrimitiveValue:pwHash forKey:@"authentication_string"];
if([pwHash length]) [parent setPrimitiveValue:@"sequelpro_dummy_password" forKey:@"password"]; // for the UI dialog
}
else {
[parent setPrimitiveValue:[item objectForKey:@"Password"] forKey:@"password"];
[parent setPrimitiveValue:[item objectForKey:@"Password"] forKey:@"originalpassword"];
}
}
// Setup the NSManagedObject with values from the dictionary
[self _initializeChild:child withItem:item];
NSMutableSet *children = [parent mutableSetValueForKey:@"children"];
[children addObject:child];
[self _initializeSchemaPrivsForChild:child fromData:[schemaPrivilegeData objectForKey:username]];
// Save the initialized objects so that any new changes will be tracked.
NSError *error = nil;
[[self managedObjectContext] save:&error];
if (error != nil) {
[NSApp presentError:error];
}
[parentResults release];
}
// Reload data of the outline view with the changes.
[outlineView reloadData];
[treeController rearrangeObjects];
}
/**
* Initialize the available user privileges.
*/
- (void)_initializeAvailablePrivs
{
// Initialize available privileges
NSManagedObjectContext *moc = [self managedObjectContext];
NSEntityDescription *privEntityDescription = [NSEntityDescription entityForName:@"Privileges" inManagedObjectContext:moc];
NSArray *props = [privEntityDescription attributeKeys];
[availablePrivs removeAllObjects];
for (NSString *prop in props)
{
if ([prop hasSuffix:@"_priv"] && [[[self privsSupportedByServer] objectForKey:prop] boolValue]) {
NSString *displayName = [[prop stringByReplacingOccurrencesOfString:@"_priv" withString:@""] replaceUnderscoreWithSpace];
[availablePrivs addObject:[NSDictionary dictionaryWithObjectsAndKeys:displayName, @"displayName", prop, @"name", nil]];
}
}
[availableController rearrangeObjects];
}
/**
* Initialize the available schema privileges.
*/
- (void)_initializeSchemaPrivs
{
// Initialize Databases
[schemas removeAllObjects];
[schemas addObjectsFromArray:[databaseDocument allDatabaseNames]];
[schemasTableView reloadData];
}
/**
* Set NSManagedObject with values from the passed in dictionary.
*/
- (void)_initializeChild:(NSManagedObject *)child withItem:(NSDictionary *)item
{
for (NSString *key in item)
{
// In order to keep the priviledges a little more dynamic, just
// go through the keys that have the _priv suffix. If a priviledge is
// currently not supported in the model, then an exception is thrown.
// We catch that exception and print to the console for future enhancement.
NS_DURING
if ([key hasSuffix:@"_priv"])
{
BOOL value = [[item objectForKey:key] boolValue];
// Special case keys
if ([privColumnToGrantMap objectForKey:key])
{
key = [privColumnToGrantMap objectForKey:key];
}
[child setValue:[NSNumber numberWithBool:value] forKey:key];
}
else if ([key hasPrefix:@"max"]) // Resource Management restrictions
{
NSNumber *value = [NSNumber numberWithInteger:[[item objectForKey:key] integerValue]];
[child setValue:value forKey:key];
}
else if (![key isInArray:@[@"User",@"Password",@"plugin",@"authentication_string"]])
{
NSString *value = [item objectForKey:key];
[child setValue:value forKey:key];
}
NS_HANDLER
NS_ENDHANDLER
}
}
/**
* Initialize the schema privileges for the supplied child object.
*
* Assumes that the child has already been initialized with values from the
* global user table.
*/
- (void)_initializeSchemaPrivsForChild:(SPUserMO *)child fromData:(NSArray *)dataForUser
{
NSMutableSet *privs = [child mutableSetValueForKey:@"schema_privileges"];
// Set an originalhost key on the child to allow the tracking of edits
[child setPrimitiveValue:[child valueForKey:@"host"] forKey:@"originalhost"];
for (NSDictionary *rowDict in dataForUser)
{
// Verify that the host matches, or skip this entry
if (![[rowDict objectForKey:@"Host"] isEqualToString:[child valueForKey:@"host"]]) {
continue;
}
SPPrivilegesMO *dbPriv = [NSEntityDescription insertNewObjectForEntityForName:@"Privileges" inManagedObjectContext:[self managedObjectContext]];
for (NSString *key in rowDict)
{
if ([key hasSuffix:@"_priv"]) {
BOOL boolValue = [[rowDict objectForKey:key] boolValue];
// Special case keys
if ([privColumnToGrantMap objectForKey:key]) {
key = [privColumnToGrantMap objectForKey:key];
}
[dbPriv setValue:[NSNumber numberWithBool:boolValue] forKey:key];
}
else if ([key isEqualToString:@"Db"]) {
NSString *db = [[rowDict objectForKey:key] stringByReplacingOccurrencesOfString:@"\\_" withString:@"_"];
[dbPriv setValue:db forKey:key];
}
else if (![key isEqualToString:@"Host"] && ![key isEqualToString:@"User"]) {
[dbPriv setValue:[rowDict objectForKey:key] forKey:key];
}
}
[privs addObject:dbPriv];
}
}
/**
* Creates, retains, and returns the managed object model for the application
* by merging all of the models found in the application bundle.
*/
- (NSManagedObjectModel *)managedObjectModel
{
if (!managedObjectModel) {
managedObjectModel = [[NSManagedObjectModel mergedModelFromBundles:nil] retain];
}
return managedObjectModel;
}
/**
* Returns the persistent store coordinator for the application. This
* implementation will create and return a coordinator, having added the
* store for the application to it. (The folder for the store is created,
* if necessary.)
*/
- (NSPersistentStoreCoordinator *)persistentStoreCoordinator
{
if (persistentStoreCoordinator != nil) return persistentStoreCoordinator;
NSError *error = nil;
persistentStoreCoordinator = [[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel: [self managedObjectModel]];
if (![persistentStoreCoordinator addPersistentStoreWithType:NSInMemoryStoreType configuration:nil URL:nil options:nil error:&error] && error) {
[NSApp presentError:error];
}
return persistentStoreCoordinator;
}
/**
* Returns the managed object context for the application (which is already
* bound to the persistent store coordinator for the application.)
*/
- (NSManagedObjectContext *)managedObjectContext
{
if (managedObjectContext != nil) return managedObjectContext;
NSPersistentStoreCoordinator *coordinator = [self persistentStoreCoordinator];
if (coordinator != nil) {
managedObjectContext = [[NSManagedObjectContext alloc] init];
[managedObjectContext setPersistentStoreCoordinator:coordinator];
}
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(contextWillSave:)
name:NSManagedObjectContextWillSaveNotification
object:managedObjectContext];
return managedObjectContext;
}
- (void)beginSheetModalForWindow:(NSWindow *)docWindow completionHandler:(void (^)())callback
{
//copy block from stack to heap, otherwise it wouldn't live long enough to be invoked later.
void *heapCallback = callback? Block_copy(callback) : NULL;
[NSApp beginSheet:[self window]
modalForWindow:docWindow
modalDelegate:self
didEndSelector:@selector(sheetDidEnd:returnCode:contextInfo:)
contextInfo:heapCallback];
}
- (void)sheetDidEnd:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void*)context
{
//[NSApp endSheet...] does not close the window
[[self window] orderOut:self];
//notify delegate
if(context) {
void (^callback)() = context;
//directly invoking callback would risk that we are dealloc'd while still in this run loop iteration.
dispatch_async(dispatch_get_main_queue(), callback);
Block_release(callback);
}
}
#pragma mark -
#pragma mark General IBAction methods
/**
* Closes the user manager and reverts any changes made.
*/
- (IBAction)doCancel:(id)sender
{
// Discard any pending changes
[treeController discardEditing];
// Change the first responder to end editing in any field
[[self window] makeFirstResponder:self];
[[self managedObjectContext] rollback];
// Close sheet
[NSApp endSheet:[self window] returnCode:0];
}
/**
* Closes the user manager and applies any changes made.
*/
- (IBAction)doApply:(id)sender
{
// If editing can't be committed, cancel the apply
if (![treeController commitEditing]) {
return;
}
errorsString = [[NSMutableString alloc] init];
// Change the first responder to end editing in any field
[[self window] makeFirstResponder:self];
isSaving = YES;
NSError *error = nil;
[[self managedObjectContext] save:&error];
isSaving = NO;
if (error) [errorsString appendString:[error localizedDescription]];
[connection queryString:@"FLUSH PRIVILEGES"];
// Display any errors
if ([errorsString length]) {
[errorsTextView setString:errorsString];
[NSApp beginSheet:errorsSheet
modalForWindow:[NSApp keyWindow]
modalDelegate:nil
didEndSelector:NULL
contextInfo:nil];
SPClear(errorsString);
return;
}
SPClear(errorsString);
// Otherwise, close the sheet
[NSApp endSheet:[self window] returnCode:0];
}
/**
* Enables all privileges.
*/
- (IBAction)checkAllPrivileges:(id)sender
{
id selectedUser = [[treeController selectedObjects] objectAtIndex:0];
// Iterate through the supported privs, setting the value of each to YES
for (NSString *key in [self privsSupportedByServer])
{
if (![key hasSuffix:@"_priv"]) continue;
// Perform the change in a try/catch check to avoid exceptions for unhandled privs
NS_DURING
[selectedUser setValue:@YES forKey:key];
NS_HANDLER
NS_ENDHANDLER
}
}
/**
* Disables all privileges.
*/
- (IBAction)uncheckAllPrivileges:(id)sender
{
id selectedUser = [[treeController selectedObjects] objectAtIndex:0];
// Iterate through the supported privs, setting the value of each to NO
for (NSString *key in [self privsSupportedByServer])
{
if (![key hasSuffix:@"_priv"]) continue;
// Perform the change in a try/catch check to avoid exceptions for unhandled privs
NS_DURING
[selectedUser setValue:@NO forKey:key];
NS_HANDLER
NS_ENDHANDLER
}
}
/**
* Adds a new user to the current database.
*/
- (IBAction)addUser:(id)sender
{
// Adds a new SPUser objects to the managedObjectContext and sets default values
if ([[treeController selectedObjects] count] > 0) {
if ([[[treeController selectedObjects] objectAtIndex:0] parent] != nil) {
[self _selectParentFromSelection];
}
}
SPUserMO *newItem = [self _createNewSPUser];
SPUserMO *newChild = [self _createNewSPUser];
[newChild setValue:@"localhost" forKey:@"host"];
[newItem addChildrenObject:newChild];
[treeController addObject:newItem];
[outlineView expandItem:[outlineView itemAtRow:[outlineView selectedRow]]];
[[self window] makeFirstResponder:userNameTextField];
}
/**
* Removes the currently selected user from the current database.
*/
- (IBAction)removeUser:(id)sender
{
NSString *username = [[[treeController selectedObjects] objectAtIndex:0] valueForKey:@"originaluser"];
NSArray *children = [[[treeController selectedObjects] objectAtIndex:0] valueForKey:@"children"];
// On all the children - host entries - set the username to be deleted,
// for later query contruction.
for (NSManagedObject *child in children)
{
[child setPrimitiveValue:username forKey:@"user"];
}
// Unset the host on the user, so that only the host entries are dropped
[[[treeController selectedObjects] objectAtIndex:0] setPrimitiveValue:nil forKey:@"host"];
[treeController remove:sender];
}
/**
* Adds a new host to the currently selected user.
*/
- (IBAction)addHost:(id)sender
{
if ([[treeController selectedObjects] count] > 0)
{
if ([[[treeController selectedObjects] objectAtIndex:0] parent] != nil)
{
[self _selectParentFromSelection];
}
}
[treeController addChild:sender];
// The newly added item will be selected as it is added, but only after the next iteration of the
// run loop - edit it after a tiny delay.
[self performSelector:@selector(editNewHost) withObject:nil afterDelay:0.1];
}
/**
* Perform a deferred edit of the currently selected row.
*/
- (void)editNewHost
{
[outlineView editColumn:0 row:[outlineView selectedRow] withEvent:nil select:YES];
}
/**
* Removes the currently selected host from it's parent user.
*/
- (IBAction)removeHost:(id)sender
{
// Set the username on the child so that it's accessabile when building
// the drop sql command
SPUserMO *child = [[treeController selectedObjects] objectAtIndex:0];
SPUserMO *parent = [child parent];
[child setPrimitiveValue:[[child valueForKey:@"parent"] valueForKey:@"user"] forKey:@"user"];
[treeController remove:sender];
if ([[parent valueForKey:@"children"] count] == 0)
{
SPOnewayAlertSheet(
NSLocalizedString(@"Unable to remove host", @"error removing host message"),
[self window],
NSLocalizedString(@"This user doesn't seem to have any associated hosts and will be removed unless a host is added.", @"error removing host informative message")
);
}
}
/**
* Adds a new schema privilege.
*/
- (IBAction)addSchemaPriv:(id)sender
{
NSArray *selectedObjects = [availableController selectedObjects];
[grantedController addObjects:selectedObjects];
[grantedTableView noteNumberOfRowsChanged];
[availableController removeObjects:selectedObjects];
[availableTableView noteNumberOfRowsChanged];
[schemasTableView setNeedsDisplay:YES];
[self _setSchemaPrivValues:selectedObjects enabled:YES];
}
/**
* Removes a schema privilege.
*/
- (IBAction)removeSchemaPriv:(id)sender
{
NSArray *selectedObjects = [grantedController selectedObjects];
[availableController addObjects:selectedObjects];
[availableTableView noteNumberOfRowsChanged];
[grantedController removeObjects:selectedObjects];
[grantedTableView noteNumberOfRowsChanged];
[schemasTableView setNeedsDisplay:YES];
[self _setSchemaPrivValues:selectedObjects enabled:NO];
}
/**
* Move double-clicked rows across to the other table, using the
* appropriate methods.
*/
- (IBAction)doubleClickSchemaPriv:(id)sender
{
// Ignore double-clicked header cells
if ([sender clickedRow] == -1) return;
if (sender == availableTableView) {
[self addSchemaPriv:sender];
}
else {
[self removeSchemaPriv:sender];
}
}
/**
* Refreshes the current list of users.
*/
- (IBAction)refresh:(id)sender
{
if ([[self managedObjectContext] hasChanges]) {
NSAlert *alert = [NSAlert alertWithMessageText:NSLocalizedString(@"Unsaved changes", @"unsaved changes message")
defaultButton:NSLocalizedString(@"Continue", @"continue button")
alternateButton:NSLocalizedString(@"Cancel", @"cancel button")
otherButton:nil
informativeTextWithFormat:NSLocalizedString(@"Changes have been made, which will be lost if this window is closed. Are you sure you want to continue", @"unsaved changes informative message")];
[alert setAlertStyle:NSWarningAlertStyle];
// Cancel
if ([alert runModal] == NSAlertAlternateReturn) return;
}
[[self managedObjectContext] reset];
[grantedSchemaPrivs removeAllObjects];
[grantedTableView reloadData];
[self _initializeAvailablePrivs];
[outlineView reloadData];
[treeController rearrangeObjects];
// Get all the stores on the current MOC and remove them.
NSArray *stores = [[[self managedObjectContext] persistentStoreCoordinator] persistentStores];
for (NSPersistentStore* store in stores)
{
[[[self managedObjectContext] persistentStoreCoordinator] removePersistentStore:store error:nil];
}
// Add a new store
[[[self managedObjectContext] persistentStoreCoordinator] addPersistentStoreWithType:NSInMemoryStoreType configuration:nil URL:nil options:nil error:nil];
// Reinitialize the tree with values from the database.
[self _initializeUsers];
// After the reset, ensure all original password and user values are up-to-date.
NSEntityDescription *entityDescription = [NSEntityDescription entityForName:@"SPUser" inManagedObjectContext:[self managedObjectContext]];
NSFetchRequest *request = [[[NSFetchRequest alloc] init] autorelease];
[request setEntity:entityDescription];
NSArray *userArray = [[self managedObjectContext] executeFetchRequest:request error:nil];
for (SPUserMO *user in userArray)
{
if (![user parent]) {
[user setPrimitiveValue:[user valueForKey:@"user"] forKey:@"originaluser"];
if(!requiresPost576PasswordHandling) [user setPrimitiveValue:[user valueForKey:@"password"] forKey:@"originalpassword"];
}
}
}
- (void)_setSchemaPrivValues:(NSArray *)objects enabled:(BOOL)enabled
{
// The passed in objects should be an array of NSDictionaries with a key
// of "name".
NSManagedObject *selectedHost = [[treeController selectedObjects] objectAtIndex:0];
NSString *selectedDb = [schemas objectAtIndex:[schemasTableView selectedRow]];
NSArray *selectedPrivs = [self _fetchPrivsWithUser:[selectedHost valueForKeyPath:@"parent.user"]
schema:[selectedDb stringByReplacingOccurrencesOfString:@"_" withString:@"\\_"]
host:[selectedHost valueForKey:@"host"]];
BOOL isNew = NO;
NSManagedObject *priv = nil;
if ([selectedPrivs count] > 0){
priv = [selectedPrivs objectAtIndex:0];
}
else {
priv = [NSEntityDescription insertNewObjectForEntityForName:@"Privileges" inManagedObjectContext:[self managedObjectContext]];
[priv setValue:selectedDb forKey:@"db"];
isNew = YES;
}
// Now setup all the items that are selected to their enabled value
for (NSDictionary *obj in objects)
{
[priv setValue:[NSNumber numberWithBool:enabled] forKey:[obj valueForKey:@"name"]];
}
if (isNew) {
// Set up relationship
NSMutableSet *privs = [selectedHost mutableSetValueForKey:@"schema_privileges"];
[privs addObject:priv];
}
}
- (void)_clearData
{
[managedObjectContext reset];
SPClear(managedObjectContext);
}
/**
* Menu item validation.
*/
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem
{
// Only allow removing hosts of a host node is selected.
if ([menuItem action] == @selector(removeHost:)) {
return (([[treeController selectedObjects] count] > 0) &&
[[[treeController selectedObjects] objectAtIndex:0] parent] != nil);
}
else if ([menuItem action] == @selector(addHost:)) {
return ([[treeController selectedObjects] count] > 0);
}
return YES;
}
- (void)_selectParentFromSelection
{
if ([[treeController selectedObjects] count] > 0)
{
NSTreeNode *firstSelectedNode = [[treeController selectedNodes] objectAtIndex:0];
NSTreeNode *parentNode = [firstSelectedNode parentNode];
if (parentNode) {
NSIndexPath *parentIndex = [parentNode indexPath];
[treeController setSelectionIndexPath:parentIndex];
}
else {
NSArray *selectedIndexPaths = [treeController selectionIndexPaths];
[treeController removeSelectionIndexPaths:selectedIndexPaths];
}
}
}
- (void)_selectFirstChildOfParentNode
{
if ([[treeController selectedObjects] count] > 0)
{
[outlineView expandItem:[outlineView itemAtRow:[outlineView selectedRow]]];
id selectedObject = [[treeController selectedObjects] objectAtIndex:0];
NSTreeNode *firstSelectedNode = [[treeController selectedNodes] objectAtIndex:0];
id parent = [selectedObject parent];
// If this is already a parent, then parentNode should be null.
// If a child is already selected, then we want to not change the selection
if (!parent) {
NSIndexPath *childIndex = [[[firstSelectedNode childNodes] objectAtIndex:0] indexPath];
[treeController setSelectionIndexPath:childIndex];
}
}
}
/**
* Closes the supplied sheet, before closing the master window.
*/
- (IBAction)closeErrorsSheet:(id)sender
{
[NSApp endSheet:[sender window] returnCode:[sender tag]];
[[sender window] orderOut:self];
}
#pragma mark -
#pragma mark Notifications
/**
* This notification is called when the managedObjectContext save happens.
*
* This will link this class to any newly created objects, so when they do their
* -validateFor(Insert|Update|Delete): call later, they can forward it to this class.
*/
- (void)contextWillSave:(NSNotification *)notice
{
//new objects don't yet know about us (this will also be called the first time an object is loaded from the db)
for (NSManagedObject *o in [managedObjectContext insertedObjects]) {
if([o isKindOfClass:[SPUserMO class]] || [o isKindOfClass:[SPPrivilegesMO class]]) {
[o setValue:self forKey:@"userManager"];
}
}
}
- (void)contextDidChange:(NSNotification *)notification
{
if (!isInitializing) [outlineView reloadData];
}
- (BOOL)updateUser:(SPUserMO *)user
{
if (![user parent]) {
NSArray *hosts = [user valueForKey:@"children"];
// If the user has been changed, update the username on all hosts.
// Don't check for errors, as some hosts may be new.
if (![[user valueForKey:@"user"] isEqualToString:[user valueForKey:@"originaluser"]]) {
for (SPUserMO *child in hosts)
{
[self _renameUserFrom:[user valueForKey:@"originaluser"]
host:[child valueForKey:@"originalhost"] ? [child valueForKey:@"originalhost"] : [child host]
to:[user valueForKey:@"user"]
host:[child host]];
}
}
// If the password has been changed, use the same password on all hosts
if(requiresPost576PasswordHandling) {
// the UI password field is bound to the password field, so this is still where the new plaintext value comes from
NSString *newPass = [[user changedValues] objectForKey:@"password"];
if(newPass) {
// 5.7.6+ can update all users at once
NSMutableString *alterStmt = [NSMutableString stringWithString:@"ALTER USER "];
BOOL first = YES;
for (SPUserMO *child in hosts)
{
if(!first) [alterStmt appendString:@", "];
[alterStmt appendFormat:@"%@@%@ IDENTIFIED WITH %@ BY %@", //note: "BY" -> plaintext, "AS" -> hash
[[user valueForKey:@"user"] tickQuotedString],
[[child host] tickQuotedString],
[[user valueForKey:@"plugin"] tickQuotedString],
(![newPass isNSNull] && [newPass length]) ? [newPass tickQuotedString] : @"''"];
first = NO;
}
[connection queryString:alterStmt];
if(![self _checkAndDisplayMySqlError]) return NO;
}
}
else {
if (![[user valueForKey:@"password"] isEqualToString:[user valueForKey:@"originalpassword"]]) {
for (SPUserMO *child in hosts)
{