Line data    Source code

       1           0 : /*
       2             : 
       3             : NSUserDefaults+Override.m
       4             : 
       5             : Oolite
       6             : Copyright (C) 2004-2025 Giles C Williams and contributors
       7             : 
       8             : This program is free software; you can redistribute it and/or
       9             : modify it under the terms of the GNU General Public License
      10             : as published by the Free Software Foundation; either version 2
      11             : of the License, or (at your option) any later version.
      12             : 
      13             : This program is distributed in the hope that it will be useful,
      14             : but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16             : GNU General Public License for more details.
      17             : 
      18             : You should have received a copy of the GNU General Public License
      19             : along with this program; if not, write to the Free Software
      20             : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
      21             : MA 02110-1301, USA.
      22             : 
      23             : */
      24             : 
      25             : 
      26             : #import "NSUserDefaults+Override.h"
      27             : #import <Foundation/NSData.h>
      28             : #import <Foundation/NSFileManager.h>
      29             : #import <Foundation/NSPropertyList.h>
      30             : 
      31             : #if OOLITE_MODERN_BUILD
      32             : 
      33             : @implementation NSUserDefaults (Override)
      34             : 
      35             : - (BOOL) writeDictionary: (NSDictionary*)dict
      36             :                   toFile: (NSString*)file
      37             : {
      38             :         if ([file length] == 0)
      39             :         {
      40             :                 OOLog(@"NSUserDefaultsOverride", @"%@", @"Defaults database filename is empty when writing");
      41             :         }
      42             :         else if (nil == dict)
      43             :         {
      44             :                 NSFileManager   *mgr = [NSFileManager defaultManager];
      45             :                 
      46             :                 return [mgr removeFileAtPath: file handler: nil];
      47             :         }
      48             :         else
      49             :         {
      50             :                 NSData  *data;
      51             :                 NSString        *err;
      52             :                 
      53             :                 err = nil;
      54             :                 data = [NSPropertyListSerialization dataFromPropertyList: dict
      55             :                 format: NSPropertyListOpenStepFormat
      56             :                 errorDescription: &err];
      57             :                 if (data == nil)
      58             :                 {
      59             :                         OOLog(@"NSUserDefaultsOverride", @"Failed to serialize defaults database for writing: %@", err);
      60             :                 }
      61             :                 else if ([data writeToFile: file atomically: YES] == NO)
      62             :                 {
      63             :                         OOLog(@"NSUserDefaultsOverride", @"Failed to write defaults database to file: %@", file);
      64             :                 }
      65             :                 else
      66             :                 {
      67             :                         return YES;
      68             :                 }
      69             :         }
      70             :         
      71             :         return NO;
      72             : }
      73             : 
      74             : @end
      75             : 
      76             : #endif // OOLITE_MODERN_BUILD