65 lines
1.6 KiB
Objective-C
65 lines
1.6 KiB
Objective-C
/*
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Copyright (C) 2004-2005 SKYRIX Software AG
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This file is part of OpenGroupware.org.
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OGo is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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OGo is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with OGo; see the file COPYING. If not, write to the
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Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA.
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*/
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#import <Foundation/NSCharacterSet.h>
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#import "GCSStringFormatter.h"
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@implementation GCSStringFormatter
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static NSCharacterSet *escapeSet = nil;
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+ (void)initialize {
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static BOOL didInit = NO;
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if(didInit)
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return;
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didInit = YES;
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escapeSet =
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[[NSCharacterSet characterSetWithCharactersInString:@"\\'"] retain];
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}
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+ (id)sharedFormatter {
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static id sharedInstance = nil;
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if(!sharedInstance) {
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sharedInstance = [[self alloc] init];
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}
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return sharedInstance;
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}
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- (NSString *)stringByFormattingString:(NSString *)_s {
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NSString *s;
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s = [_s stringByEscapingCharactersFromSet:escapeSet
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usingStringEscaping:self];
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return [NSString stringWithFormat:@"'%@'", s];
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}
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- (NSString *)stringByEscapingString:(NSString *)_s {
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if([_s isEqualToString:@"\\"]) {
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return @"\\\\"; /* easy ;-) */
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}
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return @"\\'";
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}
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@end /* GCSStringFormatter */
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