diff options
Diffstat (limited to 'Source/SPTableTriggers.m')
-rw-r--r-- | Source/SPTableTriggers.m | 249 |
1 files changed, 84 insertions, 165 deletions
diff --git a/Source/SPTableTriggers.m b/Source/SPTableTriggers.m index 6825f504..fd9ab1ce 100644 --- a/Source/SPTableTriggers.m +++ b/Source/SPTableTriggers.m @@ -28,8 +28,8 @@ @interface SPTableTriggers (PrivateAPI) -- (void)_refreshRelationDataForcingCacheRefresh:(BOOL)clearAllCaches; -- (void)_updateAvailableTableColumns; +- (void)_toggleConfirmAddTriggerButtonEnabled; +- (void)_refreshTriggerDataForcingCacheRefresh:(BOOL)clearAllCaches; @end @@ -54,7 +54,7 @@ */ - (void)awakeFromNib { - // Set the table relation view's vertical gridlines if required + // Set the table triggers view's vertical gridlines if required [triggersTableView setGridStyleMask:([[NSUserDefaults standardUserDefaults] boolForKey:SPDisplayTableViewVerticalGridlines]) ? NSTableViewSolidVerticalGridLineMask : NSTableViewGridNone]; // Set the strutcture and index view's font @@ -67,6 +67,11 @@ // Register as an observer for the when the UseMonospacedFonts preference changes [[NSUserDefaults standardUserDefaults] addObserver:self forKeyPath:SPUseMonospacedFonts options:NSKeyValueObservingOptionNew context:NULL]; + + [[NSNotificationCenter defaultCenter] addObserver:self + selector:@selector(triggerStatementTextDidChange:) + name:NSTextStorageDidProcessEditingNotification + object:[triggerStatementTextView textStorage]]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(tableSelectionChanged:) @@ -88,41 +93,32 @@ #pragma mark IB action methods /** - * Closes the relation sheet. + * Closes the trigers sheet. */ -- (IBAction)closeRelationSheet:(id)sender +- (IBAction)closeTriggerSheet:(id)sender { [NSApp endSheet:addTriggerPanel returnCode:0]; [addTriggerPanel orderOut:self]; } /** - * Add a new relation using the selected values. + * Add a new trigger using the selected values. */ -- (IBAction)confirmAddRelation:(id)sender +- (IBAction)confirmAddTrigger:(id)sender { - [self closeRelationSheet:self]; - - NSString *thisTable = [tablesListInstance tableName]; - NSString *thisColumn = [columnPopUpButton titleOfSelectedItem]; - NSString *thatTable = [refTablePopUpButton titleOfSelectedItem]; - NSString *thatColumn = [refColumnPopUpButton titleOfSelectedItem]; + [self closeTriggerSheet:self]; - NSString *query = [NSString stringWithFormat:@"ALTER TABLE %@ ADD FOREIGN KEY (%@) REFERENCES %@ (%@)", - [thisTable backtickQuotedString], - [thisColumn backtickQuotedString], - [thatTable backtickQuotedString], - [thatColumn backtickQuotedString]]; + NSString *triggerName = [triggerNameTextField stringValue]; + NSString *triggerActionTime = [[triggerActionTimePopUpButton titleOfSelectedItem] uppercaseString]; + NSString *triggerEvent = [[triggerEventPopUpButton titleOfSelectedItem] uppercaseString]; + NSString *triggerStatement = [triggerStatementTextView string]; - // If required add ON DELETE - if ([onDeletePopUpButton indexOfSelectedItem] > 0) { - query = [query stringByAppendingString:[NSString stringWithFormat:@" ON DELETE %@", [[onDeletePopUpButton titleOfSelectedItem] uppercaseString]]]; - } - - // If required add ON UPDATE - if ([onUpdatePopUpButton indexOfSelectedItem] > 0) { - query = [query stringByAppendingString:[NSString stringWithFormat:@" ON UPDATE %@", [[onUpdatePopUpButton titleOfSelectedItem] uppercaseString]]]; - } + NSString *query = [NSString stringWithFormat:@"CREATE TRIGGER %@ %@ %@ ON %@ FOR EACH ROW %@", + [triggerName backtickQuotedString], + triggerActionTime, + triggerEvent, + [[tablesListInstance tableName] backtickQuotedString], + triggerStatement]; // Execute query [connection queryString:query]; @@ -131,57 +127,21 @@ // 0 indicates success if (retCode) { - SPBeginAlertSheet(NSLocalizedString(@"Error creating relation", @"error creating relation message"), + SPBeginAlertSheet(NSLocalizedString(@"Error creating trigger", @"error creating trigger message"), NSLocalizedString(@"OK", @"OK button"), nil, nil, [NSApp mainWindow], nil, nil, nil, nil, - [NSString stringWithFormat:NSLocalizedString(@"The specified relation was unable to be created.\n\nMySQL said: %@", @"error creating relation informative message"), [connection getLastErrorMessage]]); + [NSString stringWithFormat:NSLocalizedString(@"The specified trigger was unable to be created.\n\nMySQL said: %@", @"error creating trigger informative message"), [connection getLastErrorMessage]]); } else { - [self _refreshRelationDataForcingCacheRefresh:YES]; - } -} - -/** - * Updates the available columns when the user selects a table. - */ -- (IBAction)selectTableColumn:(id)sender -{ - [self _updateAvailableTableColumns]; -} - -/** - * Updates the available columns when the user selects a table. - */ -- (IBAction)selectReferenceTable:(id)sender -{ - [self _updateAvailableTableColumns]; + [self _refreshTriggerDataForcingCacheRefresh:YES]; + } } /** * Called whenever the user selected to add a new trigger. */ - (IBAction)addTrigger:(id)sender -{ - // Set up the controls - [addTriggerTableBox setTitle:[NSString stringWithFormat:@"Table: %@", [tablesListInstance tableName]]]; - - [columnPopUpButton removeAllItems]; - [columnPopUpButton addItemsWithTitles:[tableDataInstance columnNames]]; - - [refTablePopUpButton removeAllItems]; - - // Get all InnoDB tables in the current database - MCPResult *result = [connection queryString:[NSString stringWithFormat:@"SELECT table_name FROM information_schema.tables WHERE table_type = 'BASE TABLE' AND engine = 'InnoDB' AND table_schema = %@", [[tableDocumentInstance database] tickQuotedString]]]; - - [result dataSeek:0]; - - for (NSInteger i = 0; i < [result numOfRows]; i++) - { - [refTablePopUpButton addItemWithTitle:[[result fetchRowAsArray] objectAtIndex:0]]; - } - - [self selectReferenceTable:nil]; - +{ [NSApp beginSheet:addTriggerPanel modalForWindow:tableWindow modalDelegate:self @@ -196,11 +156,11 @@ { if ([triggersTableView numberOfSelectedRows] > 0) { - NSAlert *alert = [NSAlert alertWithMessageText:NSLocalizedString(@"Delete relation", @"delete relation message") + NSAlert *alert = [NSAlert alertWithMessageText:NSLocalizedString(@"Delete trigger", @"delete trigger message") defaultButton:NSLocalizedString(@"Delete", @"delete button") alternateButton:NSLocalizedString(@"Cancel", @"cancel button") otherButton:nil - informativeTextWithFormat:NSLocalizedString(@"Are you sure you want to delete the selected relations? This action cannot be undone.", @"delete selected relation informative message")]; + informativeTextWithFormat:NSLocalizedString(@"Are you sure you want to delete the selected triggers? This action cannot be undone.", @"delete selected trigger informative message")]; [alert setAlertStyle:NSCriticalAlertStyle]; @@ -211,7 +171,7 @@ [[buttons objectAtIndex:0] setKeyEquivalentModifierMask:NSCommandKeyMask]; [[buttons objectAtIndex:1] setKeyEquivalent:@"\r"]; - [alert beginSheetModalForWindow:tableWindow modalDelegate:self didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:) contextInfo:@"removeRelation"]; + [alert beginSheetModalForWindow:tableWindow modalDelegate:self didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:) contextInfo:@"removeTrigger"]; } } @@ -220,7 +180,7 @@ */ - (IBAction)refreshTriggers:(id)sender { - [self _refreshRelationDataForcingCacheRefresh:YES]; + [self _refreshTriggerDataForcingCacheRefresh:YES]; } /** @@ -228,34 +188,16 @@ */ - (void)tableSelectionChanged:(NSNotification *)notification { - BOOL enableInteraction = ![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableRelations] || ![tableDocumentInstance isWorking]; + [labelTextField setStringValue:[NSString stringWithFormat:NSLocalizedString(@"Triggers for table: %@", @"triggers for table label"), [tablesListInstance tableName]]]; + + BOOL enableInteraction = ((![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableTriggers]) || (![tableDocumentInstance isWorking])); // To begin enable all interface elements [addTriggerButton setEnabled:enableInteraction]; [refreshTriggersButton setEnabled:enableInteraction]; - [triggersTableView setEnabled:YES]; - - // Get the current table's storage engine - NSString *engine = [tableDataInstance statusValueForKey:@"Engine"]; + [triggersTableView setEnabled:YES]; - if (([tablesListInstance tableType] == SP_TABLETYPE_TABLE) && ([[engine lowercaseString] isEqualToString:@"innodb"])) { - - // Update the text label - [labelTextField setStringValue:[NSString stringWithFormat:@"Relations for table: %@", [tablesListInstance tableName]]]; - - [addTriggerButton setEnabled:enableInteraction]; - [refreshTriggersButton setEnabled:enableInteraction]; - [triggersTableView setEnabled:YES]; - } - else { - [addTriggerButton setEnabled:NO]; - [refreshTriggersButton setEnabled:NO]; - [triggersTableView setEnabled:NO]; - - [labelTextField setStringValue:([tablesListInstance tableType] == SP_TABLETYPE_TABLE) ? @"This table currently does not support relations. Only tables that use the InnoDB storage engine support them." : @""]; - } - - [self _refreshRelationDataForcingCacheRefresh:NO]; + [self _refreshTriggerDataForcingCacheRefresh:NO]; } #pragma mark - @@ -275,7 +217,7 @@ #pragma mark Tableview delegate methods /** - * Called whenever the relations table view selection changes. + * Called whenever the triggers table view selection changes. */ - (void)tableViewSelectionDidChange:(NSNotification *)notification { @@ -298,7 +240,7 @@ */ - (BOOL)tableView:(NSTableView *)aTableView shouldSelectRow:(NSInteger)rowIndex { - return ![tableDocumentInstance isWorking]; + return (![tableDocumentInstance isWorking]); } #pragma mark - @@ -307,12 +249,10 @@ /** * Disable all content interactive elements during an ongoing task. */ -- (void)startDocumentTaskForTab:(NSNotification *)aNotification -{ - +- (void)startDocumentTaskForTab:(NSNotification *)notification +{ // Only proceed if this view is selected. - if (![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableRelations]) - return; + if (![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableTriggers]) return; [addTriggerButton setEnabled:NO]; [refreshTriggersButton setEnabled:NO]; @@ -322,17 +262,16 @@ /** * Enable all content interactive elements after an ongoing task. */ -- (void)endDocumentTaskForTab:(NSNotification *)aNotification -{ - +- (void)endDocumentTaskForTab:(NSNotification *)notification +{ // Only proceed if this view is selected. - if (![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableRelations]) - return; + if (![[tableDocumentInstance selectedToolbarItemIdentifier] isEqualToString:SPMainToolbarTableTriggers]) return; if ([triggersTableView isEnabled]) { [addTriggerButton setEnabled:YES]; [refreshTriggersButton setEnabled:YES]; } + [removeTriggerButton setEnabled:([triggersTableView numberOfSelectedRows] > 0)]; } @@ -344,28 +283,28 @@ */ - (void)alertDidEnd:(NSAlert *)alert returnCode:(NSInteger)returnCode contextInfo:(NSString *)contextInfo { - if ([contextInfo isEqualToString:@"removeRelation"]) { + if ([contextInfo isEqualToString:@"removeTrigger"]) { if (returnCode == NSAlertDefaultReturn) { - NSString *thisTable = [tablesListInstance tableName]; + NSString *database = [tableDocumentInstance database]; NSIndexSet *selectedSet = [triggersTableView selectedRowIndexes]; NSUInteger row = [selectedSet lastIndex]; while (row != NSNotFound) { - NSString *relationName = [[triggerData objectAtIndex:row] objectForKey:@"name"]; - NSString *query = [NSString stringWithFormat:@"ALTER TABLE %@ DROP FOREIGN KEY %@", [thisTable backtickQuotedString], [relationName backtickQuotedString]]; + NSString *triggerName = [[triggerData objectAtIndex:row] objectForKey:@"trigger"]; + NSString *query = [NSString stringWithFormat:@"DROP TRIGGER %@.%@", [database backtickQuotedString], [triggerName backtickQuotedString]]; [connection queryString:query]; if (![[connection getLastErrorMessage] isEqualToString:@""] ) { - SPBeginAlertSheet(NSLocalizedString(@"Unable to remove relation", @"error removing relation message"), + SPBeginAlertSheet(NSLocalizedString(@"Unable to remove trigger", @"error removing trigger message"), NSLocalizedString(@"OK", @"OK button"), nil, nil, [NSApp mainWindow], nil, nil, nil, nil, - [NSString stringWithFormat:NSLocalizedString(@"The selected relation couldn't be removed.\n\nMySQL said: %@", @"error removing relation informative message"), [connection getLastErrorMessage]]); + [NSString stringWithFormat:NSLocalizedString(@"The selected trigger couldn't be removed.\n\nMySQL said: %@", @"error removing trigger informative message"), [connection getLastErrorMessage]]); // Abort loop break; @@ -374,7 +313,7 @@ row = [selectedSet indexLessThanIndex:row]; } - [self _refreshRelationDataForcingCacheRefresh:YES]; + [self _refreshTriggerDataForcingCacheRefresh:YES]; } } } @@ -408,8 +347,8 @@ - (BOOL)validateMenuItem:(NSMenuItem *)menuItem { // Remove row - if ([menuItem action] == @selector(removeRelation:)) { - [menuItem setTitle:([triggersTableView numberOfSelectedRows] > 1) ? @"Delete Relations" : @"Delete Relation"]; + if ([menuItem action] == @selector(removeTrigger:)) { + [menuItem setTitle:([triggersTableView numberOfSelectedRows] > 1) ? NSLocalizedString(@"Delete Triggers", @"delete triggers menu item") : NSLocalizedString(@"Delete Trigger", @"delete trigger menu item")]; return ([triggersTableView numberOfSelectedRows] > 0); } @@ -417,6 +356,22 @@ return YES; } +/** + * + */ +- (void)controlTextDidChange:(NSNotification *)notification +{ + [self _toggleConfirmAddTriggerButtonEnabled]; +} + +/** + * + */ +- (void)triggerStatementTextDidChange:(NSNotification *)notification +{ + [self _toggleConfirmAddTriggerButtonEnabled]; +} + #pragma mark - /* @@ -425,6 +380,7 @@ - (void)dealloc { [triggerData release], triggerData = nil; + [[NSNotificationCenter defaultCenter] removeObserver:self]; [super dealloc]; @@ -435,9 +391,18 @@ @implementation SPTableTriggers (PrivateAPI) /** - * Refresh the displayed relations, optionally forcing a refresh of the underlying cache. + * Enables or disables the confirm add trigger button based on the values of the trigger's name + * and statement fields. */ -- (void)_refreshRelationDataForcingCacheRefresh:(BOOL)clearAllCaches +- (void)_toggleConfirmAddTriggerButtonEnabled +{ + [confirmAddTriggerButton setEnabled:(([[triggerNameTextField stringValue] length] > 0) && ([[triggerStatementTextView string] length] > 0))]; +} + +/** + * Refresh the displayed trigger, optionally forcing a refresh of the underlying cache. + */ +- (void)_refreshTriggerDataForcingCacheRefresh:(BOOL)clearAllCaches { [triggerData removeAllObjects]; @@ -460,56 +425,10 @@ [trigger objectForKey:@"sql_mode"], @"sql_mode", nil]]; - } - // NSLog(@"Triggers: %@", triggers); + } } [triggersTableView reloadData]; } -/** - * Updates the available table columns that the reference is pointing to. Available columns are those that are - * within the selected table and are of the same data type as the column the reference is from. - */ -- (void)_updateAvailableTableColumns -{ - NSString *column = [columnPopUpButton titleOfSelectedItem]; - NSString *table = [refTablePopUpButton titleOfSelectedItem]; - - [tableDataInstance resetAllData]; - [tableDataInstance updateInformationForCurrentTable]; - - NSDictionary *columnInfo = [[tableDataInstance columnWithName:column] copy]; - - [refColumnPopUpButton setEnabled:NO]; - [confirmAddTriggerButton setEnabled:NO]; - - [refColumnPopUpButton removeAllItems]; - - [tableDataInstance resetAllData]; - NSDictionary *tableInfo = [tableDataInstance informationForTable:table]; - - NSArray *columns = [tableInfo objectForKey:@"columns"]; - - NSMutableArray *validColumns = [NSMutableArray array]; - - // Only add columns of the same data type - for (NSDictionary *column in columns) - { - if ([[columnInfo objectForKey:@"type"] isEqualToString:[column objectForKey:@"type"]]) { - [validColumns addObject:[column objectForKey:@"name"]]; - } - } - - // Add the valid columns - if ([validColumns count] > 0) { - [refColumnPopUpButton addItemsWithTitles:validColumns]; - - [refColumnPopUpButton setEnabled:YES]; - [confirmAddTriggerButton setEnabled:YES]; - } - - [columnInfo release]; -} - @end |