/*

 * Hedgewars-iOS, a Hedgewars port for iOS devices

 * Copyright (c) 2009-2010 Vittorio Giovara <vittorio.giovara@gmail.com>

 *

 * 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; version 2 of the License

 *

 * 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.

 *

 * File created on 21/09/2010.

 */

#import "NSStringExtra.h"

@implementation NSString (extra)

-(BOOL) appendToFile:(NSString *)path {

    NSOutputStream* os = [[NSOutputStream alloc] initToFileAtPath:path append:YES];

    NSData *allData = [self dataUsingEncoding:NSUTF8StringEncoding];

    [os open];

    [os write:[allData bytes] maxLength:[allData length]];

    [os close];

    [os release];

    return YES;

}

-(BOOL) appendToFile:(NSString *)path usingStream:(NSOutputStream *)os {

    NSData *allData = [self dataUsingEncoding:NSUTF8StringEncoding];

    [os write:[allData bytes] maxLength:[allData length]];

    return YES;

}

// by http://iphonedevelopment.blogspot.com/2010/08/nsstring-appendtofileusingencoding.html

-(BOOL) appendToFile:(NSString *)path usingEncoding:(NSStringEncoding) encoding {

    NSFileHandle *fh = [NSFileHandle fileHandleForWritingAtPath:path]; 

    if (fh == nil)

        return [self writeToFile:path atomically:YES encoding:encoding error:nil];

    [fh truncateFileAtOffset:[fh seekToEndOfFile]];

    NSData *encoded = [self dataUsingEncoding:encoding];

    if (encoded == nil) 

        return NO;

    [fh writeData:encoded];

    return YES;

}

@end