// // CustomQuery.m // sequel-pro // // Created by lorenz textor (lorenz@textor.ch) on Wed May 01 2002. // Copyright (c) 2002-2003 Lorenz Textor. All rights reserved. // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // // More info at // Or mail to #import "CustomQuery.h" #import "SPSQLParser.h" #import "SPGrowlController.h" #import "SPStringAdditions.h" #import "SPTextViewAdditions.h" #import "TableDocument.h" #define MYSQL_DEV_SEARCH_URL @"http://search.mysql.com/search?q=%@&site=refman-%@" @implementation CustomQuery #pragma mark IBAction methods /* * Split all the queries in the text view, split them into individual queries, * and run sequentially. */ - (IBAction)runAllQueries:(id)sender { SPSQLParser *queryParser; NSArray *queries; // Fixes bug in key equivalents. if ([[NSApp currentEvent] type] == NSKeyUp) { return; } // Retrieve the custom query string and split it into separate SQL queries queryParser = [[SPSQLParser alloc] initWithString:[textView string]]; queries = [queryParser splitStringByCharacter:';']; [queryParser release]; NSRange curRange = [textView selectedRange]; // Unselect a selection if given to avoid interferring with error highlighting [textView setSelectedRange:NSMakeRange(curRange.location, 0)]; // Reset queryStartPosition queryStartPosition = 0; [self performQueries:queries]; // If no error was selected reconstruct a given selection if([textView selectedRange].length == 0) [textView setSelectedRange:curRange]; // Invoke textStorageDidProcessEditing: for syntax highlighting and auto-uppercase NSRange oldRange = [textView selectedRange]; [textView setSelectedRange:NSMakeRange(oldRange.location,0)]; [textView insertText:@""]; [textView setSelectedRange:oldRange]; // Select the text of the query textView for re-editing //[textView selectAll:self]; } /* * Depending on selection, run either the query containing the selection caret (if the caret is * at a single point within the text view), or run the selected text (if a text range is selected). */ - (IBAction)runSelectedQueries:(id)sender { NSArray *queries; NSString *query; NSRange selectedRange = [textView selectedRange]; SPSQLParser *queryParser; // If the current selection is a single caret position, run the current query. if (selectedRange.length == 0) { BOOL doLookBehind = YES; query = [self queryAtPosition:selectedRange.location lookBehind:&doLookBehind]; if (!query) { NSBeep(); return; } queries = [NSArray arrayWithObject:query]; // Otherwise, run the selected text. } else { queryParser = [[SPSQLParser alloc] initWithString:[[textView string] substringWithRange:selectedRange]]; queries = [queryParser splitStringByCharacter:';']; [queryParser release]; } // Invoke textStorageDidProcessEditing: for syntax highlighting and auto-uppercase // and preserve the selection [textView setSelectedRange:NSMakeRange(selectedRange.location,0)]; [textView insertText:@""]; [textView setSelectedRange:selectedRange]; [self performQueries:queries]; } - (IBAction)chooseQueryFavorite:(id)sender /* insert the choosen favorite query in the query textView or save query to favorites or opens window to edit favorites */ { if ( [queryFavoritesButton indexOfSelectedItem] == 1) { //save query to favorites //check if favorite doesn't exist NSEnumerator *enumerator = [queryFavorites objectEnumerator]; id favorite; while ( (favorite = [enumerator nextObject]) ) { if ( [favorite isEqualToString:[textView string]] ) { NSBeginAlertSheet(NSLocalizedString(@"Error", @"error"), NSLocalizedString(@"OK", @"OK button"), nil, nil, tableWindow, self, nil, nil, nil, NSLocalizedString(@"Query already exists in favorites.", @"message of panel when trying to save query which already exists in favorites")); return; } } if ( [[textView string] isEqualToString:@""] ) { NSBeginAlertSheet(NSLocalizedString(@"Error", @"error"), NSLocalizedString(@"OK", @"OK button"), nil, nil, tableWindow, self, nil, nil, nil, NSLocalizedString(@"Query can't be empty.", @"message of panel when trying to save empty query")); return; } [queryFavorites addObject:[NSString stringWithString:[textView string]]]; [queryFavoritesView reloadData]; [prefs setObject:queryFavorites forKey:@"queryFavorites"]; [self setFavorites]; } else if ( [queryFavoritesButton indexOfSelectedItem] == 2) { //edit favorites [NSApp beginSheet:queryFavoritesSheet modalForWindow:tableWindow modalDelegate:self didEndSelector:nil contextInfo:nil]; [NSApp runModalForWindow:queryFavoritesSheet]; [NSApp endSheet:queryFavoritesSheet]; [queryFavoritesSheet orderOut:nil]; } else if ( [queryFavoritesButton indexOfSelectedItem] != 3) { //choose favorite // Register the next action for undo [textView shouldChangeTextInRange:[textView selectedRange] replacementString:[queryFavoritesButton titleOfSelectedItem]]; [textView replaceCharactersInRange:[textView selectedRange] withString:[queryFavoritesButton titleOfSelectedItem]]; // invoke textStorageDidProcessEditing: for syntax highlighting and auto-uppercase [textView insertText:@""]; } } - (IBAction)chooseQueryHistory:(id)sender /* insert the choosen history query in the query textView */ { // Register the next action for undo [textView shouldChangeTextInRange:NSMakeRange(0,[[textView string] length]) replacementString:[queryHistoryButton titleOfSelectedItem]]; [textView setString:[queryHistoryButton titleOfSelectedItem]]; // Invoke textStorageDidProcessEditing: for syntax highlighting and auto-uppercase [textView insertText:@""]; [textView selectAll:self]; } - (IBAction)closeSheet:(id)sender /* closes the sheet */ { [NSApp stopModal]; } /* * Perform simple actions (which don't require their own method), triggered by selecting the appropriate menu item * in the "gear" action menu displayed beneath the cusotm query view. */ - (IBAction)gearMenuItemSelected:(id)sender { // "Clear History" menu item - clear query history if (sender == clearHistoryMenuItem) { [queryHistoryButton removeAllItems]; [queryHistoryButton addItemWithTitle:NSLocalizedString(@"Query History…",@"Title of query history popup button")]; [prefs setObject:[NSArray array] forKey:@"queryHistory"]; } // "Shift Right" menu item - indent the selection with an additional tab. if (sender == shiftRightMenuItem) { [textView shiftSelectionRight]; } // "Shift Left" menu item - un-indent the selection by one tab if possible. if (sender == shiftLeftMenuItem) { [textView shiftSelectionLeft]; } // "Completion List" menu item - used to autocomplete. Uses a different shortcut to avoid the menu button flickering // on normal autocomplete usage. if (sender == completionListMenuItem) { [textView complete:self]; } // "Editor font..." menu item to bring up the font panel if (sender == editorFontMenuItem) { [[NSFontPanel sharedFontPanel] setPanelFont:[textView font] isMultiple:NO]; [[NSFontPanel sharedFontPanel] makeKeyAndOrderFront:self]; } // "Indent new lines" toggle if (sender == autoindentMenuItem) { BOOL enableAutoindent = ([autoindentMenuItem state] == NSOffState); [prefs setBool:enableAutoindent forKey:@"CustomQueryAutoindent"]; [prefs synchronize]; [autoindentMenuItem setState:enableAutoindent?NSOnState:NSOffState]; [textView setAutoindent:enableAutoindent]; } // "Auto-pair characters" toggle if (sender == autopairMenuItem) { BOOL enableAutopair = ([autopairMenuItem state] == NSOffState); [prefs setBool:enableAutopair forKey:@"CustomQueryAutopair"]; [prefs synchronize]; [autopairMenuItem setState:enableAutopair?NSOnState:NSOffState]; [textView setAutopair:enableAutopair]; } // "Auto-uppercase keywords" toggle if (sender == autouppercaseKeywordsMenuItem) { BOOL enableAutouppercaseKeywords = ([autouppercaseKeywordsMenuItem state] == NSOffState); [prefs setBool:enableAutouppercaseKeywords forKey:@"CustomQueryAutouppercaseKeywords"]; [prefs synchronize]; [autouppercaseKeywordsMenuItem setState:enableAutouppercaseKeywords?NSOnState:NSOffState]; [textView setAutouppercaseKeywords:enableAutouppercaseKeywords]; } } #pragma mark - #pragma mark queryFavoritesSheet methods - (IBAction)addQueryFavorite:(id)sender /* adds a query favorite */ { int row = [queryFavoritesView editedRow]; int column = [queryFavoritesView editedColumn]; NSTableColumn *tableColumn; NSCell *cell; //end editing if ( row != -1 ) { tableColumn = [[queryFavoritesView tableColumns] objectAtIndex:column]; cell = [tableColumn dataCellForRow:row]; [cell endEditing:[queryFavoritesView currentEditor]]; } [queryFavorites addObject:[NSString string]]; [queryFavoritesView reloadData]; [queryFavoritesView selectRow:[queryFavoritesView numberOfRows]-1 byExtendingSelection:NO]; [queryFavoritesView editColumn:0 row:[queryFavoritesView numberOfRows]-1 withEvent:nil select:YES]; } - (IBAction)removeQueryFavorite:(id)sender /* removes a query favorite */ { int row = [queryFavoritesView editedRow]; int column = [queryFavoritesView editedColumn]; NSTableColumn *tableColumn; NSCell *cell; //end editing if ( row != -1 ) { tableColumn = [[queryFavoritesView tableColumns] objectAtIndex:column]; cell = [tableColumn dataCellForRow:row]; [cell endEditing:[queryFavoritesView currentEditor]]; } if ( [queryFavoritesView numberOfSelectedRows] > 0 ) { [queryFavorites removeObjectAtIndex:[queryFavoritesView selectedRow]]; [queryFavoritesView reloadData]; } } - (IBAction)copyQueryFavorite:(id)sender /* copies a query favorite */ { int row = [queryFavoritesView editedRow]; int column = [queryFavoritesView editedColumn]; NSTableColumn *tableColumn; NSCell *cell; //end editing if ( row != -1 ) { tableColumn = [[queryFavoritesView tableColumns] objectAtIndex:column]; cell = [tableColumn dataCellForRow:row]; [cell endEditing:[queryFavoritesView currentEditor]]; } if ( [queryFavoritesView numberOfSelectedRows] > 0 ) { [queryFavorites insertObject: [NSString stringWithString:[queryFavorites objectAtIndex:[queryFavoritesView selectedRow]]] atIndex:[queryFavoritesView selectedRow]+1]; [queryFavoritesView reloadData]; [queryFavoritesView selectRow:[queryFavoritesView selectedRow]+1 byExtendingSelection:NO]; [queryFavoritesView editColumn:0 row:[queryFavoritesView selectedRow] withEvent:nil select:YES]; } } - (IBAction)closeQueryFavoritesSheet:(id)sender /* closes queryFavoritesSheet and saves favorites to preferences */ { int row = [queryFavoritesView editedRow]; int column = [queryFavoritesView editedColumn]; NSTableColumn *tableColumn; NSCell *cell; //end editing if ( row != -1 ) { tableColumn = [[queryFavoritesView tableColumns] objectAtIndex:column]; cell = [tableColumn dataCellForRow:row]; [cell endEditing:[queryFavoritesView currentEditor]]; } [NSApp stopModal]; [prefs setObject:queryFavorites forKey:@"queryFavorites"]; [self setFavorites]; } #pragma mark - #pragma mark Query actions - (void)performQueries:(NSArray *)queries; /* performs the mysql-query given by the user sets the tableView columns corresponding to the mysql-result */ { NSArray *theColumns; NSTableColumn *theCol; CMMCPResult *theResult = nil; NSMutableArray *menuItems = [NSMutableArray array]; NSMutableArray *tempResult = [NSMutableArray array]; NSMutableString *errors = [NSMutableString string]; int i, totalQueriesRun = 0, totalAffectedRows = 0; float executionTime = 0; int firstErrorOccuredInQuery = -1; BOOL suppressErrorSheet = NO; // Notify listeners that a query has started [[NSNotificationCenter defaultCenter] postNotificationName:@"SMySQLQueryWillBePerformed" object:self]; // Reset the current table view as necessary to avoid redraw and reload issues. // Restore the view position to the top left to be within the results for all datasets. [customQueryView scrollRowToVisible:0]; [customQueryView scrollColumnToVisible:0]; // Remove all the columns theColumns = [customQueryView tableColumns]; while ([theColumns count]) { [customQueryView removeTableColumn:[theColumns objectAtIndex:0]]; } // Perform the supplied queries in series for ( i = 0 ; i < [queries count] ; i++ ) { // Don't run blank queries, or queries which only contain whitespace. if ([[[queries objectAtIndex:i] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] length] == 0) continue; // Run the query, timing execution (note this also includes network and overhead) theResult = [mySQLConnection queryString:[queries objectAtIndex:i]]; executionTime += [mySQLConnection lastQueryExecutionTime]; totalQueriesRun++; // Record any affected rows if ( [mySQLConnection affectedRows] != -1 ) totalAffectedRows += [mySQLConnection affectedRows]; // Store any error messages if ( ![[mySQLConnection getLastErrorMessage] isEqualToString:@""] ) { // If the query errored, append error to the error log for display at the end if ( [queries count] > 1 ) { if(firstErrorOccuredInQuery == -1) firstErrorOccuredInQuery = i+1; if(!suppressErrorSheet) { // Update error text for the user [errors appendString:[NSString stringWithFormat:NSLocalizedString(@"[ERROR in query %d] %@\n", @"error text when multiple custom query failed"), i+1, [mySQLConnection getLastErrorMessage]]]; [errorText setStringValue:errors]; // ask the user to continue after detecting an error NSAlert *alert = [[[NSAlert alloc] init] autorelease]; [alert addButtonWithTitle:NSLocalizedString(@"Run All", @"run all button")]; [alert addButtonWithTitle:NSLocalizedString(@"Continue", @"continue button")]; [alert addButtonWithTitle:NSLocalizedString(@"Stop", @"stop button")]; [alert setMessageText:NSLocalizedString(@"MySQL Error", @"mysql error message")]; [alert setInformativeText:[mySQLConnection getLastErrorMessage]]; [alert setAlertStyle:NSWarningAlertStyle]; int choice = [alert runModal]; switch (choice){ case NSAlertFirstButtonReturn: suppressErrorSheet = YES; case NSAlertSecondButtonReturn: break; default: if(i < [queries count]-1) // output that message only if it was not the last one [errors appendString:NSLocalizedString(@"Execution stopped!\n", @"execution stopped message")]; i = [queries count]; // break for loop; for safety reasons stop the execution of the following queries } } else { [errors appendString:[NSString stringWithFormat:NSLocalizedString(@"[ERROR in query %d] %@\n", @"error text when multiple custom query failed"), i+1, [mySQLConnection getLastErrorMessage]]]; } } else { [errors setString:[mySQLConnection getLastErrorMessage]]; } } } if(usedQuery) [usedQuery release]; usedQuery = [[NSString stringWithString:[queries componentsJoinedByString:@";\n"]] retain]; //perform empty query if no query is given if ( [queries count] == 0 ) { theResult = [mySQLConnection queryString:@""]; [errors setString:[mySQLConnection getLastErrorMessage]]; } //put result in array [queryResult release]; queryResult = nil; if ( nil != theResult ) { int r = [theResult numOfRows]; if (r) [theResult dataSeek:0]; for ( i = 0 ; i < r ; i++ ) { [tempResult addObject:[theResult fetchRowAsArray]]; } queryResult = [[NSArray arrayWithArray:tempResult] retain]; } //add query to history [queryHistoryButton insertItemWithTitle:[queries componentsJoinedByString:@"; "] atIndex:1]; while ( [queryHistoryButton numberOfItems] > [[prefs objectForKey:@"CustomQueryMaxHistoryItems"] intValue] + 1 ) { [queryHistoryButton removeItemAtIndex:[queryHistoryButton numberOfItems]-1]; } for ( i = 1 ; i < [queryHistoryButton numberOfItems] ; i++ ) { [menuItems addObject:[queryHistoryButton itemTitleAtIndex:i]]; } [prefs setObject:menuItems forKey:@"queryHistory"]; // Error checking if ( [errors length] ) { // set the error text [errorText setStringValue:errors]; // select the line x of the first error if error message contains "at line x" NSError *err1 = NULL; NSRange errorLineNumberRange = [errors rangeOfRegex:@"([0-9]+)$" options:RKLNoOptions inRange:NSMakeRange(0, [errors length]) capture:1 error:&err1]; if(errorLineNumberRange.length) // if a line number was found { // Get the line number unsigned int errorAtLine = [[errors substringWithRange:errorLineNumberRange] intValue]; [textView selectLineNumber:errorAtLine ignoreLeadingNewLines:YES]; // Check for near message NSRange errorNearMessageRange = [errors rangeOfRegex:@" '(.*?)' " options:(RKLMultiline|RKLDotAll) inRange:NSMakeRange(0, [errors length]) capture:1 error:&err1]; if(errorNearMessageRange.length) // if a "near message" was found { // Build the range to search for nearMessage (beginning from queryStartPosition to try to avoid mismatching) NSRange theRange = NSMakeRange(queryStartPosition, [[textView string] length]-queryStartPosition); // Get the range in textView of the near message NSRange textNearMessageRange = [[[textView string] substringWithRange:theRange] rangeOfString:[errors substringWithRange:errorNearMessageRange] options:NSLiteralSearch]; // Correct the near message range relative to queryStartPosition textNearMessageRange = NSMakeRange(textNearMessageRange.location+queryStartPosition, textNearMessageRange.length); // Select the near message and scroll to it [textView setSelectedRange:textNearMessageRange]; [textView scrollRangeToVisible:textNearMessageRange]; } } else { // Select first erroneous query entirely NSRange queryRange; if(firstErrorOccuredInQuery == -1) // for current or previous query { BOOL isLookBehind = YES; queryRange = [self queryTextRangeAtPosition:[textView selectedRange].location lookBehind:&isLookBehind]; [textView setSelectedRange:queryRange]; } else { // select the query for which the first error was detected queryRange = [self queryTextRangeForQuery:firstErrorOccuredInQuery startPosition:queryStartPosition]; [textView setSelectedRange:queryRange]; } } } else { [errorText setStringValue:NSLocalizedString(@"There were no errors.", @"text shown when query was successfull")]; } // Set up the status string if ( totalQueriesRun > 1 ) { if (totalAffectedRows==1) { [affectedRowsText setStringValue:[NSString stringWithFormat:NSLocalizedString(@"1 row affected in total, by %i queries taking %@", @"text showing one row has been affected by multiple queries"), totalQueriesRun, [NSString stringForTimeInterval:executionTime] ]]; } else { [affectedRowsText setStringValue:[NSString stringWithFormat:NSLocalizedString(@"%i rows affected in total, by %i queries taking %@", @"text showing how many rows have been affected by multiple queries"), totalAffectedRows, totalQueriesRun, [NSString stringForTimeInterval:executionTime] ]]; } } else { if (totalAffectedRows==1) { [affectedRowsText setStringValue:[NSString stringWithFormat:NSLocalizedString(@"1 row affected, taking %@", @"text showing one row has been affected by a single query"), [NSString stringForTimeInterval:executionTime] ]]; } else { [affectedRowsText setStringValue:[NSString stringWithFormat:NSLocalizedString(@"%i rows affected, taking %@", @"text showing how many rows have been affected by a single query"), totalAffectedRows, [NSString stringForTimeInterval:executionTime] ]]; } } // If no results were returned, redraw the empty table and post notifications before returning. if ( !theResult || ![theResult numOfRows] ) { [customQueryView reloadData]; // Notify any listeners that the query has completed [[NSNotificationCenter defaultCenter] postNotificationName:@"SMySQLQueryHasBeenPerformed" object:self]; // Perform the Growl notification for query completion [[SPGrowlController sharedGrowlController] notifyWithTitle:@"Query Finished" description:[NSString stringWithFormat:NSLocalizedString(@"%@",@"description for query finished growl notification"), [errorText stringValue]] notificationName:@"Query Finished"]; return; } // Otherwise add columns corresponding to the query result theColumns = [theResult fetchFieldNames]; for ( i = 0 ; i < [theResult numOfFields] ; i++) { theCol = [[NSTableColumn alloc] initWithIdentifier:[NSNumber numberWithInt:i]]; [theCol setResizingMask:NSTableColumnUserResizingMask]; NSTextFieldCell *dataCell = [[[NSTextFieldCell alloc] initTextCell:@""] autorelease]; [dataCell setEditable:NO]; if ( [prefs boolForKey:@"UseMonospacedFonts"] ) { [dataCell setFont:[NSFont fontWithName:@"Monaco" size:10]]; } else { [dataCell setFont:[NSFont systemFontOfSize:[NSFont smallSystemFontSize]]]; } [dataCell setLineBreakMode:NSLineBreakByTruncatingTail]; [theCol setDataCell:dataCell]; [[theCol headerCell] setStringValue:[theColumns objectAtIndex:i]]; [customQueryView addTableColumn:theCol]; [theCol release]; } [customQueryView sizeLastColumnToFit]; //tries to fix problem with last row (otherwise to small) //sets last column to width of the first if smaller than 30 //problem not fixed for resizing window if ( [[customQueryView tableColumnWithIdentifier:[NSNumber numberWithInt:[theColumns count]-1]] width] < 30 ) [[customQueryView tableColumnWithIdentifier:[NSNumber numberWithInt:[theColumns count]-1]] setWidth:[[customQueryView tableColumnWithIdentifier:[NSNumber numberWithInt:0]] width]]; [customQueryView reloadData]; //query finished [[NSNotificationCenter defaultCenter] postNotificationName:@"SMySQLQueryHasBeenPerformed" object:self]; // Query finished Growl notification [[SPGrowlController sharedGrowlController] notifyWithTitle:@"Query Finished" description:[NSString stringWithFormat:NSLocalizedString(@"%@",@"description for query finished growl notification"), [errorText stringValue]] notificationName:@"Query Finished"]; } /* * Retrieve the range of the query at a position specified * within the custom query text view. */ - (NSRange)queryTextRangeAtPosition:(long)position lookBehind:(BOOL *)doLookBehind { SPSQLParser *customQueryParser; NSArray *queries; NSString *query = nil; int i, j, lastQueryStartPosition, queryPosition = 0; // If the supplied position is negative or beyond the end of the string, return nil. if (position < 0 || position > [[textView string] length]) return NSMakeRange(NSNotFound,0); // Split the current text into queries customQueryParser = [[SPSQLParser alloc] initWithString:[textView string]]; queries = [[NSArray alloc] initWithArray:[customQueryParser splitStringByCharacter:';']]; [customQueryParser release]; // Walk along the array of queries to identify the current query - taking into account // the extra semicolon at the end of each query for (i = 0; i < [queries count]; i++ ) { lastQueryStartPosition = queryStartPosition; queryStartPosition = queryPosition; queryPosition += [[queries objectAtIndex:i] length]; if (queryPosition >= position) { // If lookbehind is enabled, check whether the current position could be considered to // be within the previous query. A position just after a semicolon is always considered // to be within the previous query; otherwise, if there is only whitespace *and newlines* // before the next character, also consider the position to belong to the previous query. if (*doLookBehind) { BOOL positionAssociatedWithPreviousQuery = NO; NSCharacterSet *newlineSet = [NSCharacterSet whitespaceAndNewlineCharacterSet]; // If the caret is at the very start of the string, always associate if (position == queryStartPosition) positionAssociatedWithPreviousQuery = YES; // Otherwise associate if only whitespace since previous, and a newline before next. if (!positionAssociatedWithPreviousQuery) { NSString *stringToPrevious = [[textView string] substringWithRange:NSMakeRange(queryStartPosition, position - queryStartPosition)]; NSString *stringToEnd = [[textView string] substringWithRange:NSMakeRange(position, queryPosition - position)]; NSCharacterSet *whitespaceSet = [NSCharacterSet whitespaceCharacterSet]; if (![[stringToPrevious stringByTrimmingCharactersInSet:newlineSet] length]) { for (j = 0; j < [stringToEnd length]; j++) { if ([whitespaceSet characterIsMember:[stringToEnd characterAtIndex:j]]) continue; if ([newlineSet characterIsMember:[stringToEnd characterAtIndex:j]]) { positionAssociatedWithPreviousQuery = YES; } break; } } } // If there is a previous query and the position should and can be associated with it, do so. if (i && positionAssociatedWithPreviousQuery && [[[queries objectAtIndex:i-1] stringByTrimmingCharactersInSet:newlineSet] length]) { query = [NSString stringWithString:[queries objectAtIndex:i-1]]; queryStartPosition = lastQueryStartPosition; break; } // Lookbehind failed - set the pointer to NO so the parent knows. *doLookBehind = NO; } query = [NSString stringWithString:[queries objectAtIndex:i]]; break; } queryPosition++; } // For lookbehinds catch position at the very end of a string ending in a semicolon if (*doLookBehind && position == [[textView string] length] && !query) { query = [queries lastObject]; } if(queryStartPosition < 0) queryStartPosition = 0; [queries release]; // Remove all leading white spaces NSError *err; int offset = [query rangeOfRegex:@"^(\\s*)" options:RKLNoOptions inRange:NSMakeRange(0, [query length]) capture:1 error:&err].length; return NSMakeRange(queryStartPosition+offset, [query length]-offset); } /* * Retrieve the range of the query for the passed index seen from a start position * specified within the custom query text view. */ - (NSRange)queryTextRangeForQuery:(int)anIndex startPosition:(long)position { SPSQLParser *customQueryParser; NSArray *queries; int i; // If the supplied position is negative or beyond the end of the string, return nil. if (position < 0 || position > [[textView string] length]) return NSMakeRange(NSNotFound,0); // Split the current text into queries customQueryParser = [[SPSQLParser alloc] initWithString:[[textView string] substringWithRange:NSMakeRange(position, [[textView string] length]-position)]]; queries = [[NSArray alloc] initWithArray:[customQueryParser splitStringByCharacter:';']]; [customQueryParser release]; anIndex--; if(anIndex < 0 || anIndex >= [queries count]) { [queries release]; return NSMakeRange(NSNotFound, 0); } NSString * theQuery = [queries objectAtIndex:anIndex]; // Calculate the text length before that query at index anIndex long prevQueriesLength = 0; for (i = 0; i < anIndex; i++ ) { prevQueriesLength += [[queries objectAtIndex:i] length] + 1; } [queries release]; // Remove all leading white spaces NSError *err; int offset = [theQuery rangeOfRegex:@"^(\\s*)" options:RKLNoOptions inRange:NSMakeRange(0, [theQuery length]) capture:1 error:&err].length; return NSMakeRange(position+offset+prevQueriesLength, [theQuery length] - offset); } /* * Retrieve the query at a position specified within the custom query * text view. This will return nil if the position specified is beyond * the available string or if an empty query would be returned. * If lookBehind is set, returns the *previous* query, but only if the * caret should be associated with the previous query based on whitespace. */ - (NSString *)queryAtPosition:(long)position lookBehind:(BOOL *)doLookBehind { SPSQLParser *customQueryParser; NSArray *queries; NSString *query = nil; int i, j, lastQueryStartPosition, queryPosition = 0; // If the supplied position is negative or beyond the end of the string, return nil. if (position < 0 || position > [[textView string] length]) return nil; // Split the current text into queries customQueryParser = [[SPSQLParser alloc] initWithString:[textView string]]; queries = [[NSArray alloc] initWithArray:[customQueryParser splitStringByCharacter:';']]; [customQueryParser release]; // Walk along the array of queries to identify the current query - taking into account // the extra semicolon at the end of each query for (i = 0; i < [queries count]; i++ ) { lastQueryStartPosition = queryStartPosition; queryStartPosition = queryPosition; queryPosition += [[queries objectAtIndex:i] length]; if (queryPosition >= position) { // If lookbehind is enabled, check whether the current position could be considered to // be within the previous query. A position just after a semicolon is always considered // to be within the previous query; otherwise, if there is only whitespace *and newlines* // before the next character, also consider the position to belong to the previous query. if (*doLookBehind) { BOOL positionAssociatedWithPreviousQuery = NO; NSCharacterSet *newlineSet = [NSCharacterSet whitespaceAndNewlineCharacterSet]; // If the caret is at the very start of the string, always associate if (position == queryStartPosition) positionAssociatedWithPreviousQuery = YES; // Otherwise associate if only whitespace since previous, and a newline before next. if (!positionAssociatedWithPreviousQuery) { NSString *stringToPrevious = [[textView string] substringWithRange:NSMakeRange(queryStartPosition, position - queryStartPosition)]; NSString *stringToEnd = [[textView string] substringWithRange:NSMakeRange(position, queryPosition - position)]; NSCharacterSet *whitespaceSet = [NSCharacterSet whitespaceCharacterSet]; if (![[stringToPrevious stringByTrimmingCharactersInSet:newlineSet] length]) { for (j = 0; j < [stringToEnd length]; j++) { if ([whitespaceSet characterIsMember:[stringToEnd characterAtIndex:j]]) continue; if ([newlineSet characterIsMember:[stringToEnd characterAtIndex:j]]) { positionAssociatedWithPreviousQuery = YES; } break; } } } // If there is a previous query and the position should be associated with it, do so. if (i && positionAssociatedWithPreviousQuery && [[[queries objectAtIndex:i-1] stringByTrimmingCharactersInSet:newlineSet] length]) { query = [NSString stringWithString:[queries objectAtIndex:i-1]]; queryStartPosition = lastQueryStartPosition; break; } // Lookbehind failed - set the pointer to NO so the parent knows. *doLookBehind = NO; } query = [NSString stringWithString:[queries objectAtIndex:i]]; break; } queryPosition++; } // For lookbehinds catch position at the very end of a string ending in a semicolon if (*doLookBehind && position == [[textView string] length] && !query) { query = [queries lastObject]; } [queries release]; // Ensure the string isn't empty. // (We could also strip comments for this check, but that prevents use of conditional comments) if ([[query stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] length] == 0) return nil; // Return the located string. return query; } #pragma mark - #pragma mark Accessors - (NSArray *)currentResult /* returns the current result (as shown in custom result view) as array, the first object containing the field names as array, the following objects containing the rows as array */ { NSArray *tableColumns = [customQueryView tableColumns]; NSEnumerator *enumerator = [tableColumns objectEnumerator]; id tableColumn; NSMutableArray *currentResult = [NSMutableArray array]; NSMutableArray *tempRow = [NSMutableArray array]; int i; //set field names as first line while ( (tableColumn = [enumerator nextObject]) ) { [tempRow addObject:[[tableColumn headerCell] stringValue]]; } [currentResult addObject:[NSArray arrayWithArray:tempRow]]; //add rows for ( i = 0 ; i < [self numberOfRowsInTableView:customQueryView] ; i++) { [tempRow removeAllObjects]; enumerator = [tableColumns objectEnumerator]; while ( (tableColumn = [enumerator nextObject]) ) { [tempRow addObject:[self tableView:customQueryView objectValueForTableColumn:tableColumn row:i]]; } [currentResult addObject:[NSArray arrayWithArray:tempRow]]; } return currentResult; } #pragma mark - #pragma mark Additional methods - (void)setConnection:(CMMCPConnection *)theConnection /* sets the connection (received from TableDocument) and makes things that have to be done only once */ { NSArray *tableColumns = [queryFavoritesView tableColumns]; NSEnumerator *enumerator = [tableColumns objectEnumerator]; id column; mySQLConnection = theConnection; prefs = [[NSUserDefaults standardUserDefaults] retain]; if ( [prefs objectForKey:@"queryFavorites"] ) { queryFavorites = [[NSMutableArray alloc] initWithArray:[prefs objectForKey:@"queryFavorites"]]; } else { queryFavorites = [[NSMutableArray array] retain]; } // Set up the interface [customQueryView setVerticalMotionCanBeginDrag:NO]; [textView setFont:[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorFont"]]]; [textView setContinuousSpellCheckingEnabled:NO]; [autoindentMenuItem setState:([prefs boolForKey:@"CustomQueryAutoindent"]?NSOnState:NSOffState)]; [textView setAutoindent:[prefs boolForKey:@"CustomQueryAutoindent"]]; [textView setAutoindentIgnoresEnter:YES]; [autopairMenuItem setState:([prefs boolForKey:@"CustomQueryAutopair"]?NSOnState:NSOffState)]; [textView setAutopair:[prefs boolForKey:@"CustomQueryAutopair"]]; [autouppercaseKeywordsMenuItem setState:([prefs boolForKey:@"CustomQueryAutouppercaseKeywords"]?NSOnState:NSOffState)]; [textView setAutouppercaseKeywords:[prefs boolForKey:@"CustomQueryAutouppercaseKeywords"]]; [queryFavoritesView registerForDraggedTypes:[NSArray arrayWithObjects:@"SequelProPasteboard", nil]]; while ( (column = [enumerator nextObject]) ) { if ( [prefs boolForKey:@"UseMonospacedFonts"] ) { [[column dataCell] setFont:[NSFont fontWithName:@"Monaco" size:10]]; } else { [[column dataCell] setFont:[NSFont systemFontOfSize:[NSFont smallSystemFontSize]]]; } } if ( [prefs objectForKey:@"queryHistory"] ) { [queryHistoryButton addItemsWithTitles:[prefs objectForKey:@"queryHistory"]]; } [self setFavorites]; // Disable runSelectionMenuItem in the gear menu [runSelectionMenuItem setEnabled:NO]; } - (void)setFavorites /* set up the favorites popUpButton */ { int i; //remove all menuItems and add favorites from preferences for ( i = 4 ; i < [queryFavoritesButton numberOfItems] ; i++ ) { [queryFavoritesButton removeItemAtIndex:i]; } [queryFavoritesButton addItemsWithTitles:queryFavorites]; } - (void)doPerformQueryService:(NSString *)query /* inserts the query in the textView and performs query */ { [textView setString:query]; [self runAllQueries:self]; } - (NSString *)usedQuery { return usedQuery; } #pragma mark - #pragma mark TableView datasource methods - (int)numberOfRowsInTableView:(NSTableView *)aTableView { if ( aTableView == customQueryView ) { if ( nil == queryResult ) { return 0; } else { return [queryResult count]; } } else if ( aTableView == queryFavoritesView ) { return [queryFavorites count]; } else { return 0; } } - (id)tableView:(NSTableView *)aTableView objectValueForTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex { NSArray *theRow; NSNumber *theIdentifier = [aTableColumn identifier]; if ( aTableView == customQueryView ) { theRow = [queryResult objectAtIndex:rowIndex]; if ( [[theRow objectAtIndex:[theIdentifier intValue]] isKindOfClass:[NSData class]] ) { NSString *tmp = [[NSString alloc] initWithData:[theRow objectAtIndex:[theIdentifier intValue]] encoding:[mySQLConnection encoding]]; if (tmp == nil) { tmp = [[NSString alloc] initWithData:[theRow objectAtIndex:[theIdentifier intValue]] encoding:NSASCIIStringEncoding]; } return [tmp autorelease]; } if ( [[theRow objectAtIndex:[theIdentifier intValue]] isMemberOfClass:[NSNull class]] ) return [prefs objectForKey:@"NullValue"]; return [theRow objectAtIndex:[theIdentifier intValue]]; } else if ( aTableView == queryFavoritesView ) { return [queryFavorites objectAtIndex:rowIndex]; } else { return @""; } } - (void)tableView:(NSTableView *)aTableView setObjectValue:(id)anObject forTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex { if ( aTableView == queryFavoritesView ) { NSEnumerator *enumerator = [queryFavorites objectEnumerator]; id favorite; int i = 0; if ( [anObject isEqualToString:@""] ) { [queryFavoritesView deselectAll:self]; [queryFavorites removeObjectAtIndex:rowIndex]; [queryFavoritesView reloadData]; return; } while ( (favorite = [enumerator nextObject]) ) { if ( [favorite isEqualToString:anObject] && i != rowIndex) { NSRunAlertPanel(@"Error", @"Query already exists in favorites.", @"OK", nil, nil); //remove row if it was a (blank) new row or a copied row if ( [[queryFavorites objectAtIndex:rowIndex] isEqualToString:@""] || [[queryFavorites objectAtIndex:rowIndex] isEqualToString:anObject] ) { [queryFavoritesView deselectAll:self]; [queryFavorites removeObjectAtIndex:rowIndex]; [queryFavoritesView reloadData]; } return; } i++; } [queryFavorites replaceObjectAtIndex:rowIndex withObject:anObject]; [queryFavoritesView reloadData]; } } //tableView drag&drop datasource methods - (BOOL)tableView:(NSTableView *)aTableView writeRows:(NSArray*)rows toPasteboard:(NSPasteboard*)pboard { int originalRow; NSArray *pboardTypes; if ( aTableView == queryFavoritesView ) { if ( [rows count] == 1 ) { pboardTypes = [NSArray arrayWithObjects:@"SequelProPasteboard", nil]; originalRow = [[rows objectAtIndex:0] intValue]; [pboard declareTypes:pboardTypes owner:nil]; [pboard setString:[[NSNumber numberWithInt:originalRow] stringValue] forType:@"SequelProPasteboard"]; return YES; } else { return NO; } } else if ( aTableView == customQueryView ) { NSString *tmp = [customQueryView draggedRowsAsTabString:rows]; if ( nil != tmp ) { [pboard declareTypes:[NSArray arrayWithObjects: NSTabularTextPboardType, NSStringPboardType, nil] owner:nil]; [pboard setString:tmp forType:NSStringPboardType]; [pboard setString:tmp forType:NSTabularTextPboardType]; return YES; } return NO; } else { return NO; } } - (NSDragOperation)tableView:(NSTableView*)aTableView validateDrop:(id )info proposedRow:(int)row proposedDropOperation:(NSTableViewDropOperation)operation { NSArray *pboardTypes = [[info draggingPasteboard] types]; int originalRow; if ( aTableView == queryFavoritesView ) { if ([pboardTypes count] == 1 && row != -1) { if ([[pboardTypes objectAtIndex:0] isEqualToString:@"SequelProPasteboard"]==YES && operation==NSTableViewDropAbove) { originalRow = [[[info draggingPasteboard] stringForType:@"SequelProPasteboard"] intValue]; if (row != originalRow && row != (originalRow+1)) { return NSDragOperationMove; } } } return NSDragOperationNone; } else { return NSDragOperationNone; } } - (BOOL)tableView:(NSTableView*)aTableView acceptDrop:(id )info row:(int)row dropOperation:(NSTableViewDropOperation)operation { int originalRow; int destinationRow; NSMutableDictionary *draggedRow; if ( aTableView == queryFavoritesView ) { originalRow = [[[info draggingPasteboard] stringForType:@"SequelProPasteboard"] intValue]; destinationRow = row; if ( destinationRow > originalRow ) destinationRow--; draggedRow = [queryFavorites objectAtIndex:originalRow]; [queryFavorites removeObjectAtIndex:originalRow]; [queryFavorites insertObject:draggedRow atIndex:destinationRow]; [queryFavoritesView reloadData]; [queryFavoritesView selectRow:destinationRow byExtendingSelection:NO]; return YES; } else { return NO; } } //tableView delegate methods - (BOOL)tableView:(NSTableView *)aTableView shouldEditTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex /* opens sheet with value when double clicking on a field */ { if ( aTableView == customQueryView ) { NSArray *theRow; NSString *theValue; NSNumber *theIdentifier = [aTableColumn identifier]; //get the value theRow = [queryResult objectAtIndex:rowIndex]; if ( [[theRow objectAtIndex:[theIdentifier intValue]] isKindOfClass:[NSData class]] ) { theValue = [[NSString alloc] initWithData:[theRow objectAtIndex:[theIdentifier intValue]] encoding:[mySQLConnection encoding]]; if (theValue == nil) { theValue = [[NSString alloc] initWithData:[theRow objectAtIndex:[theIdentifier intValue]] encoding:NSASCIIStringEncoding]; } [theValue autorelease]; } else if ( [[theRow objectAtIndex:[theIdentifier intValue]] isMemberOfClass:[NSNull class]] ) { theValue = [prefs objectForKey:@"NullValue"]; } else { theValue = [theRow objectAtIndex:[theIdentifier intValue]]; } [valueTextField setString:[theValue description]]; [valueTextField selectAll:self]; [NSApp beginSheet:valueSheet modalForWindow:tableWindow modalDelegate:self didEndSelector:nil contextInfo:nil]; [NSApp runModalForWindow:valueSheet]; [NSApp endSheet:valueSheet]; [valueSheet orderOut:nil]; return NO; } else { return YES; } } #pragma mark - #pragma mark SplitView delegate methods - (BOOL)splitView:(NSSplitView *)sender canCollapseSubview:(NSView *)subview /* tells the splitView that it can collapse views */ { return YES; } - (float)splitView:(NSSplitView *)sender constrainMaxCoordinate:(float)proposedMax ofSubviewAt:(int)offset /* defines max position of splitView */ { if ( offset == 0 ) { return proposedMax - 100; } else { return proposedMax - 73; } } - (float)splitView:(NSSplitView *)sender constrainMinCoordinate:(float)proposedMin ofSubviewAt:(int)offset /* defines min position of splitView */ { if ( offset == 0 ) { return proposedMin + 100; } else { return proposedMin + 100; } } #pragma mark - #pragma mark TextView delegate methods - (BOOL)textView:(NSTextView *)aTextView doCommandBySelector:(SEL)aSelector /* traps enter key and performs query instead of inserting a line break if aTextView == textView closes valueSheet if aTextView == valueTextField */ { if ( aTextView == textView ) { if ( [aTextView methodForSelector:aSelector] == [aTextView methodForSelector:@selector(insertNewline:)] && [[[NSApp currentEvent] characters] isEqualToString:@"\003"] ) { [self runAllQueries:self]; return YES; } else { return NO; } } else if ( aTextView == valueTextField ) { if ( [aTextView methodForSelector:aSelector] == [aTextView methodForSelector:@selector(insertNewline:)] ) { [self closeSheet:self]; return YES; } else { return NO; } } return NO; } /* * A notification posted when the selection changes within the text view; * used to control the run-currentrun-selection button state and action. */ - (void)textViewDidChangeSelection:(NSNotification *)aNotification { // Ensure that the notification is from the custom query text view if ( [aNotification object] != textView ) return; // If no text is selected, disable the button and action menu. if ( [textView selectedRange].location == NSNotFound ) { [runSelectionButton setEnabled:NO]; [runSelectionMenuItem setEnabled:NO]; return; } // If the current selection is a single caret position, update the button based on // whether the caret is inside a valid query. if ([textView selectedRange].length == 0) { int selectionPosition = [textView selectedRange].location; int movedRangeStart, movedRangeLength; BOOL updateQueryButtons = FALSE; NSRange oldSelection; NSCharacterSet *whitespaceAndNewlineCharset = [NSCharacterSet whitespaceAndNewlineCharacterSet]; // Retrieve the old selection position [[[aNotification userInfo] objectForKey:@"NSOldSelectedCharacterRange"] getValue:&oldSelection]; // Only process the query text if the selection previously had length, or moved more than 100 characters, // or the intervening space contained a semicolon, or typing has been performed with no current query. // This adds more checks to every keypress, but ensures the majority of the actions don't incur a // parsing overhead - which is cheap on small text strings but heavy of large queries. movedRangeStart = (selectionPosition < oldSelection.location)?selectionPosition:oldSelection.location; movedRangeLength = abs(selectionPosition - oldSelection.location); if (oldSelection.length > 0) updateQueryButtons = TRUE; if (!updateQueryButtons && movedRangeLength > 100) updateQueryButtons = TRUE; if (!updateQueryButtons && oldSelection.location > [[textView string] length]) updateQueryButtons = TRUE; if (!updateQueryButtons && [[textView string] rangeOfString:@";" options:0 range:NSMakeRange(movedRangeStart, movedRangeLength)].location != NSNotFound) updateQueryButtons = TRUE; if (!updateQueryButtons && ![runSelectionButton isEnabled] && selectionPosition > oldSelection.location && [[[[textView string] substringWithRange:NSMakeRange(movedRangeStart, movedRangeLength)] stringByTrimmingCharactersInSet:whitespaceAndNewlineCharset] length]) updateQueryButtons = TRUE; if (!updateQueryButtons && [[runSelectionButton title] isEqualToString:NSLocalizedString(@"Run Current", @"Title of button to run current query in custom query view")]) { int charPosition; unichar theChar; for (charPosition = selectionPosition; charPosition > 0; charPosition--) { theChar = [[textView string] characterAtIndex:charPosition-1]; if (theChar == ';') { updateQueryButtons = TRUE; break; } if (![whitespaceAndNewlineCharset characterIsMember:theChar]) break; } } if (!updateQueryButtons && [[runSelectionButton title] isEqualToString:NSLocalizedString(@"Run Previous", @"Title of button to run query just before text caret in custom query view")]) { updateQueryButtons = TRUE; } if (updateQueryButtons) { [runSelectionButton setTitle:NSLocalizedString(@"Run Current", @"Title of button to run current query in custom query view")]; [runSelectionMenuItem setTitle:NSLocalizedString(@"Run Current Query", @"Title of action menu item to run current query in custom query view")]; // If a valid query is present at the cursor position, enable the button BOOL isLookBehind = YES; if ([self queryAtPosition:selectionPosition lookBehind:&isLookBehind]) { if (isLookBehind) { [runSelectionButton setTitle:NSLocalizedString(@"Run Previous", @"Title of button to run query just before text caret in custom query view")]; [runSelectionMenuItem setTitle:NSLocalizedString(@"Run Previous Query", @"Title of action menu item to run query just before text caret in custom query view")]; } [runSelectionButton setEnabled:YES]; [runSelectionMenuItem setEnabled:YES]; } else { [runSelectionButton setEnabled:NO]; [runSelectionMenuItem setEnabled:NO]; } } // For selection ranges, enable the button. } else { [runSelectionButton setTitle:NSLocalizedString(@"Run Selection", @"Title of button to run selected text in custom query view")]; [runSelectionButton setEnabled:YES]; [runSelectionMenuItem setTitle:NSLocalizedString(@"Run Selected Text", @"Title of action menu item to run selected text in custom query view")]; [runSelectionMenuItem setEnabled:YES]; } } /* * Save the custom query editor font if it is changed. */ - (void)textViewDidChangeTypingAttributes:(NSNotification *)aNotification { // Only save the font if prefs have been loaded, ensuring the saved font has been applied once. if (prefs) { [prefs setObject:[NSArchiver archivedDataWithRootObject:[textView font]] forKey:@"CustomQueryEditorFont"]; } } #pragma mark - #pragma mark TableView notifications /* * Updates various interface elements based on the current table view selection. */ - (void)tableViewSelectionDidChange:(NSNotification *)notification { if ([notification object] == queryFavoritesView) { // Enable/disable buttons [removeQueryFavoriteButton setEnabled:([queryFavoritesView numberOfSelectedRows] == 1)]; [copyQueryFavoriteButton setEnabled:([queryFavoritesView numberOfSelectedRows] == 1)]; } } #pragma mark - #pragma mark MySQL Help /* * Retrieve and show the data for "HELP 'aString'". */ - (void)showHelpFor:(NSString *)aString setHistory:(BOOL)setHistory { NSString * helpString = [self getHTMLHelpFor:aString]; // Order out the Help window if not visible if(![helpWebViewWindow isVisible]) { mySQLversion = [[[(TableDocument *)[[textView window] delegate] mySQLVersion] substringToIndex:3] retain]; [helpWebViewWindow setTitle:[NSString stringWithFormat:@"%@ (%@ %@)", NSLocalizedString(@"MySQL Help", @"mysql help"), NSLocalizedString(@"version", @"version"), mySQLversion]]; [helpWebView setMaintainsBackForwardList:YES]; [[helpWebView backForwardList] setCapacity:20]; if([[helpWebView backForwardList] backListCount] < 1) { [helpNavigator setEnabled:NO forSegment:0]; [helpNavigator setEnabled:NO forSegment:2]; } else { [helpNavigator setEnabled:[[helpWebView backForwardList] backListCount] forSegment:0]; [helpNavigator setEnabled:[[helpWebView backForwardList] forwardListCount] forSegment:2]; } if(![helpString isEqualToString:@"__no_help_available"]) [helpWebViewWindow orderFront:helpWebView]; helpTarget = 2; // set default to search in MySQL help [self helpTargetValidation]; } if([helpString isEqualToString:@"__no_help_available"]) [helpWebViewWindow close]; if(![helpString length]) return; if(setHistory) { WebHistoryItem *aWebHistoryItem = [[WebHistoryItem alloc] initWithURLString:[NSString stringWithFormat:@"applewebdata://%@", aString] title:aString lastVisitedTimeInterval:[[NSDate date] timeIntervalSinceDate:[NSDate distantFuture]]]; [[helpWebView backForwardList] addItem:aWebHistoryItem]; } [helpNavigator setEnabled:[[helpWebView backForwardList] backListCount] forSegment:0]; [helpNavigator setEnabled:[[helpWebView backForwardList] forwardListCount] forSegment:2]; [[helpWebView mainFrame] loadHTMLString:helpString baseURL:nil]; } /* * Retrieve and show the data for "HELP 'search word'" according to helpTarget */ - (IBAction)showHelpForSearchString:(id)sender { NSString *searchTerm = [[helpSearchField stringValue] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; switch(helpTarget) { case 0: // page if(![helpWebView searchFor:searchTerm direction:YES caseSensitive:NO wrap:YES]) if([searchTerm length]) NSBeep(); break; case 1: // online // Open MySQL Documentation search in browser if(![searchTerm length]) break; [[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString: [[NSString stringWithFormat: MYSQL_DEV_SEARCH_URL, searchTerm, [mySQLversion stringByReplacingOccurrencesOfString:@"." withString:@""]] stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]]]; // [[helpWebView mainFrame] loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString: // [[NSString stringWithFormat: // MYSQL_DEV_SEARCH_URL, // [[helpSearchField stringValue] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]], // [[mySQLversion substringToIndex:3] stringByReplacingOccurrencesOfString:@"." withString:@""]] // stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]]]]; break; case 2: // MySQL [self showHelpFor:searchTerm setHistory:YES]; break; } } /* * Retrieve and show the data for "HELP 'currentWord'" */ - (IBAction)getHelpForCurrentWord:(id)sender { NSString *aString = [[textView string] substringWithRange:[textView getRangeForCurrentWord]]; // if(![aString length]) return; [self showHelpFor:aString setHistory:YES]; } /* * Find Next/Previous in current page */ - (IBAction)helpSearchFindNextInPage:(id)sender { if(!helpTarget) if(![helpWebView searchFor:[[helpSearchField stringValue] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] direction:YES caseSensitive:NO wrap:YES]) NSBeep(); } - (IBAction)helpSearchFindPreviousInPage:(id)sender { if(!helpTarget) if(![helpWebView searchFor:[[helpSearchField stringValue] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] direction:NO caseSensitive:NO wrap:YES]) NSBeep(); } /* * Navigation for back/TOC/forward */ - (IBAction)helpSegmentDispachter:(id)sender { switch([helpNavigator selectedSegment]) { case 0: if([[helpWebView backForwardList] backListCount]) { [self showHelpFor:[[[[helpWebView backForwardList] backItem] URLString] lastPathComponent] setHistory:NO]; [[helpWebView backForwardList] goBack]; } break; case 1: // TOC [self showHelpFor:@"contents" setHistory:YES]; break; case 2: if([[helpWebView backForwardList] forwardListCount]) { [self showHelpFor:[[[[helpWebView backForwardList] forwardItem] URLString] lastPathComponent] setHistory:NO]; [[helpWebView backForwardList] goForward]; } break; } [helpNavigator setEnabled:[[helpWebView backForwardList] backListCount] forSegment:0]; [helpNavigator setEnabled:[[helpWebView backForwardList] forwardListCount] forSegment:2]; } /* * Set helpTarget */ - (IBAction)helpTargetPageButton:(id)sender { helpTarget = 0; [self helpTargetValidation]; } - (IBAction)helpTargetOnlineButton:(id)sender { helpTarget = 1; [self helpTargetValidation]; } - (IBAction)helpTargetMySQLButton:(id)sender { helpTarget = 2; [self helpTargetValidation]; } /* * Control search target buttons and help behaviour */ - (void)helpTargetValidation { switch(helpTarget) { case 0: // page [helpTargetPageButton setState:NSOnState]; [helpTargetOnlineButton setState:NSOffState]; [helpTargetMySQLButton setState:NSOffState]; [helpSearchFieldCell setSendsWholeSearchString:YES]; break; case 1: // online [helpTargetPageButton setState:NSOffState]; [helpTargetOnlineButton setState:NSOnState]; [helpTargetMySQLButton setState:NSOffState]; [helpSearchFieldCell setSendsWholeSearchString:YES]; break; case 2: // MySQL [helpTargetPageButton setState:NSOffState]; [helpTargetOnlineButton setState:NSOffState]; [helpTargetMySQLButton setState:NSOnState]; [helpSearchFieldCell setSendsWholeSearchString:NO]; break; } } /* * Return the help string HTML formatted from executing "HELP 'aString'". * If more than one help topic was found return a link list. */ - (NSString *)getHTMLHelpFor:(NSString *)aString { if(![aString length]) return(@""); CMMCPResult *theResult = nil; NSDictionary *tableDetails; NSRange aRange; NSMutableString *theHelp = [NSMutableString string]; [theHelp setString: @"" @"" @" " @"" @"" ]; theResult = [mySQLConnection queryString:[NSString stringWithFormat:@"HELP '%@'", aString]]; if ( ![[mySQLConnection getLastErrorMessage] isEqualToString:@""]) { [[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString: [[NSString stringWithFormat: MYSQL_DEV_SEARCH_URL, aString, [mySQLversion stringByReplacingOccurrencesOfString:@"." withString:@""]] stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]]]; return @"__no_help_available"; } if(![theResult numOfRows]) { theResult = [mySQLConnection queryString:[NSString stringWithFormat:@"HELP '%@%%'", aString]]; if(![theResult numOfRows]) return @""; } tableDetails = [[NSDictionary alloc] initWithDictionary:[theResult fetchRowAsDictionary]]; if ([tableDetails objectForKey:@"description"]) { // one single help topic found if ([tableDetails objectForKey:@"name"]) { [theHelp appendString:@"

"]; [theHelp appendString:[[[tableDetails objectForKey:@"name"] copy] autorelease]]; [theHelp appendString:@"

"]; } if ([tableDetails objectForKey:@"description"]) { NSMutableString *desc = [NSMutableString string]; NSError *err1 = NULL; NSString *aUrl; [desc setString:[[[tableDetails objectForKey:@"description"] copy] autorelease]]; //[desc replaceOccurrencesOfString:[aString uppercaseString] withString:[NSString stringWithFormat:@"%@", [aString uppercaseString]] options:NSLiteralSearch range:NSMakeRange(0,[desc length])]; // detect and generate http links aRange = NSMakeRange(0,0); int safeCnt = 0; // safety counter - not more than 200 loops allowed while(1){ aRange = [desc rangeOfRegex:@"\\s((https?|ftp|file)://.*?html)" options:RKLNoOptions inRange:NSMakeRange(aRange.location+aRange.length, [desc length]-aRange.location-aRange.length) capture:1 error:&err1]; if(aRange.location != NSNotFound) { aUrl = [desc substringWithRange:aRange]; [desc replaceCharactersInRange:aRange withString:[NSString stringWithFormat:@"%@", aUrl, aUrl]]; } else break; safeCnt++; if(safeCnt > 200) break; } // detect and generate mysql links for "[HELP keyword]" aRange = NSMakeRange(0,0); safeCnt = 0; while(1){ // TODO how to catch in HELP 'grant' last see [HELP SHOW GRANTS] ?? it's ridiculous aRange = [desc rangeOfRegex:@"\\[HELP ([^ ]*?)\\]" options:RKLNoOptions inRange:NSMakeRange(aRange.location+aRange.length+53, [desc length]-53-aRange.location-aRange.length) capture:1 error:&err1]; if(aRange.location != NSNotFound) { aUrl = [[desc substringWithRange:aRange] stringByReplacingOccurrencesOfString:@"\n" withString:@" "]; [desc replaceCharactersInRange:aRange withString:[NSString stringWithFormat:@"%@", NSLocalizedString(@"Show MySQL help for", @"show mysql help for"), aUrl, aUrl, aUrl]]; } else break; safeCnt++; if(safeCnt > 200) break; } // detect and generate mysql links for capitalzed letters // aRange = NSMakeRange(0,0); // safeCnt = 0; // while(1){ // aRange = [desc rangeOfRegex:@"(?%@", NSLocalizedString(@"Show MySQL help for", @"show mysql help for"), aUrl, aUrl, aUrl]]; // } // else // break; // safeCnt++; // if(safeCnt > 200) // break; // } [theHelp appendString:@"
"];
			[theHelp appendString:desc];
			[theHelp appendString:@"
"]; } if([tableDetails objectForKey:@"example"]){ NSString *examples = [[[tableDetails objectForKey:@"example"] copy] autorelease]; if([examples length]){ [theHelp appendString:@"
Example:
"];
				[theHelp appendString:examples];
				[theHelp appendString:@"
"]; } } } else { // list all found topics int i; int r = [theResult numOfRows]; if (r) [theResult dataSeek:0]; if(![aString isEqualToString:@"contents"]) [theHelp appendString:[NSString stringWithFormat:@"
%@ “%@”
", NSLocalizedString(@"Help topics for", @"help topics for"), aString]]; else [theHelp appendString:[NSString stringWithFormat:@"
%@:
", NSLocalizedString(@"MySQL Help – Categories", @"mysql help categories"), aString]]; [theHelp appendString:@"
    "]; for ( i = 0 ; i < r ; i++ ) { NSArray *anArray = [theResult fetchRowAsArray]; NSString *topic = [anArray objectAtIndex:[anArray count]-2]; [theHelp appendString: [NSString stringWithFormat:@"
  • %@
  • ", NSLocalizedString(@"Show MySQL help for", @"show mysql help for"), topic, topic, topic]]; } [theHelp appendString:@"
"]; } [theHelp appendString:@""]; [tableDetails release]; return theHelp; } /* * Link detector: If user clicked at an http link open it in the default browser, * otherwise search for it in the MySQL help. */ - (void)webView:(WebView *)webView decidePolicyForNavigationAction:(NSDictionary *)actionInformation request:(NSURLRequest *)request frame:(WebFrame *)frame decisionListener:(id)listener { int navigationType = [[actionInformation objectForKey:WebActionNavigationTypeKey] intValue]; if([[[request URL] scheme] isEqualToString:@"applewebdata"]){ [self showHelpFor:[[[request URL] path] substringWithRange:NSMakeRange(1,[[[request URL] path] length]-1)] setHistory:YES]; [listener ignore]; // WebHistoryItem *aWebHistoryItem = [[WebHistoryItem alloc] initWithURLString:[[request URL] absoluteString] title:[[request URL] path] lastVisitedTimeInterval:[[NSDate date] timeIntervalSinceDate:[NSDate distantFuture]]]; // [[helpWebView backForwardList] addItem:aWebHistoryItem]; } else { if (navigationType == WebNavigationTypeOther) { [listener use]; } else if (navigationType == WebNavigationTypeLinkClicked) { [[NSWorkspace sharedWorkspace] openURL:[actionInformation objectForKey:WebActionOriginalURLKey]]; [listener ignore]; } else { // Ignore WebNavigationTypeFormSubmitted, WebNavigationTypeBackForward, // WebNavigationTypeReload and WebNavigationTypeFormResubmitted. [listener ignore]; } } } /* * Up to now no contextual menu in helpWebView */ - (NSArray *)webView:(WebView *)sender contextMenuItemsForElement:(NSDictionary *)element defaultMenuItems:(NSArray *)defaultMenuItems { return nil; } #pragma mark - // Last but not least - (id)init; { self = [super init]; prefs = nil; usedQuery = [[NSString stringWithString:@""] retain]; return self; } - (void)dealloc { [queryResult release]; [prefs release]; [queryFavorites release]; [usedQuery release]; [super dealloc]; } @end