project_files/HedgewarsMobile/Classes/NSStringExtra.m
author koda
Mon, 27 Sep 2010 01:51:12 +0200
changeset 3911 46d7a5cf8ac6
parent 3902 3aac7ca07b0e
permissions -rw-r--r--
further rework of MapConfigViewController, lists missions correctly (they don't load fine yet)
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/*
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 * Hedgewars-iOS, a Hedgewars port for iOS devices
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 * Copyright (c) 2009-2010 Vittorio Giovara <vittorio.giovara@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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 *
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 * File created on 21/09/2010.
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 */
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#import "NSStringExtra.h"
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@implementation NSString (extra)
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-(BOOL) appendToFile:(NSString *)path {
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    NSOutputStream* os = [[NSOutputStream alloc] initToFileAtPath:path append:YES];
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    NSData *allData = [self dataUsingEncoding:NSUTF8StringEncoding];
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    [os open];
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    [os write:[allData bytes] maxLength:[allData length]];
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    [os close];
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    [os release];
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    return YES;
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}
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-(BOOL) appendToFile:(NSString *)path usingStream:(NSOutputStream *)os {
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    NSData *allData = [self dataUsingEncoding:NSUTF8StringEncoding];
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    [os write:[allData bytes] maxLength:[allData length]];
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    return YES;
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}
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// by http://iphonedevelopment.blogspot.com/2010/08/nsstring-appendtofileusingencoding.html
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-(BOOL) appendToFile:(NSString *)path usingEncoding:(NSStringEncoding) encoding {
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    NSFileHandle *fh = [NSFileHandle fileHandleForWritingAtPath:path]; 
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    if (fh == nil)
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        return [self writeToFile:path atomically:YES encoding:encoding error:nil];
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    [fh truncateFileAtOffset:[fh seekToEndOfFile]];
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    NSData *encoded = [self dataUsingEncoding:encoding];
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    if (encoded == nil) 
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        return NO;
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    [fh writeData:encoded];
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    return YES;
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}
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@end