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-rw-r--r--Source/SPTableTriggers.h8
-rw-r--r--Source/SPTableTriggers.m71
2 files changed, 45 insertions, 34 deletions
diff --git a/Source/SPTableTriggers.h b/Source/SPTableTriggers.h
index 1426fcbd..7b9c86a8 100644
--- a/Source/SPTableTriggers.h
+++ b/Source/SPTableTriggers.h
@@ -62,12 +62,8 @@
BOOL isEdit;
- // Cache vars
- NSString *editTriggerName;
- NSString *editTriggerEvent;
- NSString *editTriggerTableName;
- NSString *editTriggerStatement;
- NSString *editTriggerActionTime;
+ // Store a previously edited trigger for backup/cache
+ NSDictionary *editedTrigger;
}
@property (readwrite, assign) SPMySQLConnection *connection;
diff --git a/Source/SPTableTriggers.m b/Source/SPTableTriggers.m
index 939ff234..08c0757f 100644
--- a/Source/SPTableTriggers.m
+++ b/Source/SPTableTriggers.m
@@ -55,6 +55,7 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
- (void)_editTriggerAtIndex:(NSInteger)index;
- (void)_toggleConfirmAddTriggerButtonEnabled;
- (void)_refreshTriggerDataForcingCacheRefresh:(BOOL)clearAllCaches;
+- (void)_reopenTriggerSheet:(NSWindow *)sheet returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo;
@end
@@ -72,6 +73,7 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
{
if ((self = [super init])) {
triggerData = [[NSMutableArray alloc] init];
+ editedTrigger = nil;
isEdit = NO;
}
@@ -190,18 +192,18 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
// MySQL doesn't have ALTER TRIGGER, so we delete the old one and add a new one.
// In case of error, all the old trigger info is kept in buffer
- if (isEdit && [editTriggerName length] > 0)
+ if (isEdit && [(NSString *)[editedTrigger objectForKey:SPTriggerName] length] > 0)
{
NSString *queryDelete = [NSString stringWithFormat:@"DROP TRIGGER %@.%@",
[[tableDocumentInstance database] backtickQuotedString],
- [editTriggerName backtickQuotedString]];
+ [[editedTrigger objectForKey:SPTriggerName] backtickQuotedString]];
[connection queryString:queryDelete];
if ([connection queryErrored]) {
SPBeginAlertSheet(NSLocalizedString(@"Unable to delete trigger", @"error deleting trigger message"),
NSLocalizedString(@"OK", @"OK button"),
- nil, nil, [NSApp mainWindow], nil, nil, nil,
+ nil, nil, [NSApp mainWindow], self, @selector(_reopenTriggerSheet:returnCode:contextInfo:), nil,
[NSString stringWithFormat:NSLocalizedString(@"The selected trigger couldn't be deleted.\n\nMySQL said: %@", @"error deleting trigger informative message"),
[connection lastErrorMessage]]);
@@ -239,28 +241,28 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
[connection queryString:query];
if (([connection queryErrored])) {
- SPBeginAlertSheet(NSLocalizedString(@"Error creating trigger", @"error creating trigger message"),
- NSLocalizedString(@"OK", @"OK button"),
- nil, nil, [NSApp mainWindow], nil, nil, nil,
- [NSString stringWithFormat:NSLocalizedString(@"The specified trigger was unable to be created.\n\nMySQL said: %@", @"error creating trigger informative message"),
- [connection lastErrorMessage]]);
+ NSString *createTriggerError = [connection lastErrorMessage];
// In case of error, re-create the original trigger statement
if (isEdit) {
- [triggerStatementTextView setString:editTriggerStatement];
-
query = [NSString stringWithFormat:createTriggerStatementTemplate,
- [editTriggerName backtickQuotedString],
- editTriggerActionTime,
- editTriggerEvent,
- [editTriggerTableName backtickQuotedString],
- editTriggerStatement];
+ [[editedTrigger objectForKey:SPTriggerName] backtickQuotedString],
+ [editedTrigger objectForKey:SPTriggerActionTime],
+ [editedTrigger objectForKey:SPTriggerEvent],
+ [[editedTrigger objectForKey:SPTriggerTableName] backtickQuotedString],
+ [editedTrigger objectForKey:SPTriggerStatement]];
// If this attempt to re-create the trigger failed, then we're screwed as we've just lost the user's
// data, but they had a backup and everything's cool, right? Should we be displaying an error here
// or will it interfere with the one above?
[connection queryString:query];
}
+
+ SPBeginAlertSheet(NSLocalizedString(@"Error creating trigger", @"error creating trigger message"),
+ NSLocalizedString(@"OK", @"OK button"),
+ nil, nil, [NSApp mainWindow], self, @selector(_reopenTriggerSheet:returnCode:contextInfo:), nil,
+ [NSString stringWithFormat:NSLocalizedString(@"The specified trigger was unable to be created.\n\nMySQL said: %@", @"error creating trigger informative message"),
+ createTriggerError]);
}
else {
[triggerNameTextField setStringValue:@""];
@@ -283,9 +285,12 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
{
// Check whether table editing is permitted (necessary as some actions - eg table double-click - bypass validation)
if ([tableDocumentInstance isWorking] || [tablesListInstance tableType] != SPTableTypeTable) return;
-
- [triggerNameTextField setStringValue:@""];
- [triggerStatementTextView setString:@""];
+
+ // If being opened via an interface component, reset the interface name and statement
+ if (sender != self) {
+ [triggerNameTextField setStringValue:@""];
+ [triggerStatementTextView setString:@""];
+ }
[NSApp beginSheet:addTriggerPanel
modalForWindow:[tableDocumentInstance parentWindow]
@@ -575,16 +580,11 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
{
NSDictionary *trigger = [triggerData objectAtIndex:index];
- // Cache the original trigger's name and statement in the event that the editing process fails and
- // we need to recreate it.
- editTriggerName = [trigger objectForKey:SPTriggerName];
- editTriggerStatement = [trigger objectForKey:SPTriggerStatement];
- editTriggerTableName = [trigger objectForKey:SPTriggerTableName];
- editTriggerEvent = [trigger objectForKey:SPTriggerEvent];
- editTriggerActionTime = [trigger objectForKey:SPTriggerActionTime];
+ // Cache the original trigger in the event that the editing process fails and we need to recreate it.
+ editedTrigger = [trigger copy];
- [triggerNameTextField setStringValue:editTriggerName];
- [triggerStatementTextView setString:editTriggerStatement];
+ [triggerNameTextField setStringValue:[trigger objectForKey:SPTriggerName]];
+ [triggerStatementTextView setString:[trigger objectForKey:SPTriggerStatement]];
// Timin title is different then what we have saved in the database (case difference)
for (NSUInteger i = 0; i < [[triggerActionTimePopUpButton itemArray] count]; i++)
@@ -642,15 +642,21 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
}
NSArray *triggers = ([[tableDocumentInstance serverSupport] supportsTriggers]) ? [tableDataInstance triggers] : nil;
+ NSCharacterSet *nulSet = [NSCharacterSet characterSetWithCharactersInString:[NSString stringWithFormat:@"%C", '\0']];
for (NSDictionary *trigger in triggers)
{
+
+ // Trim nul bytes off the Statement, as some versions of MySQL can add these, preventing easy editing
+ NSString *statementString = [[trigger objectForKey:@"Statement"] stringByTrimmingCharactersInSet:nulSet];
+
+ // Copy across all the trigger data needed, trimming nul bytes off the Statement
[triggerData addObject:[NSDictionary dictionaryWithObjectsAndKeys:
[trigger objectForKey:@"Table"], SPTriggerTableName,
[trigger objectForKey:@"Trigger"], SPTriggerName,
[trigger objectForKey:@"Event"], SPTriggerEvent,
[trigger objectForKey:@"Timing"], SPTriggerActionTime,
- [trigger objectForKey:@"Statement"], SPTriggerStatement,
+ statementString, SPTriggerStatement,
[trigger objectForKey:@"Definer"], SPTriggerDefiner,
[trigger objectForKey:@"Created"], SPTriggerCreated,
[trigger objectForKey:@"sql_mode"], SPTriggerSQLMode,
@@ -662,6 +668,14 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
[triggersTableView reloadData];
}
+/**
+ * Reopen the add trigger sheet, usually after an error message, with the previous content.
+ */
+- (void)_reopenTriggerSheet:(NSWindow *)sheet returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo
+{
+ [self performSelector:@selector(addTrigger:) withObject:self afterDelay:0.0];
+}
+
#pragma mark -
/**
@@ -670,6 +684,7 @@ static const NSString *SPTriggerSQLMode = @"TriggerSQLMode";
- (void)dealloc
{
[triggerData release], triggerData = nil;
+ [editedTrigger release], editedTrigger = nil;
[[NSNotificationCenter defaultCenter] removeObserver:self];
[[NSUserDefaults standardUserDefaults] removeObserver:self forKeyPath:SPUseMonospacedFonts];