project_files/HedgewarsMobile/Classes/NSStringExtra.m
changeset 3891 f8f0d0ceb19c
child 3902 3aac7ca07b0e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/HedgewarsMobile/Classes/NSStringExtra.m	Wed Sep 22 01:10:20 2010 +0200
@@ -0,0 +1,55 @@
+/*
+ * 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;
+}
+
+
+// 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