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/*
* Copyright 2011 Alex Merry <dev@randomguy3.me.uk>
*
* 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; either version 2 of
* the License, or (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#import "Preambles+Storage.h"
static NSString *ext = @"preamble";
@implementation Preambles (Storage)
+ (Preambles*) preamblesFromDirectory:(NSString*)directory {
return [[[self alloc] initFromDirectory:directory] autorelease];
}
- (id) initFromDirectory:(NSString*)directory {
BOOL isDir = NO;
if ([[NSFileManager defaultManager] fileExistsAtPath:directory isDirectory:&isDir] && isDir) {
self = [super init];
if (self) {
selectedPreambleName = @"default";
preambleDict = nil;
[self loadFromDirectory:directory];
}
} else {
self = [self init];
}
return self;
}
- (void) loadFromDirectory:(NSString*)directory {
preambleDict = [[NSMutableDictionary alloc] initWithCapacity:1];
NSDirectoryEnumerator *en = [[NSFileManager defaultManager] enumeratorAtPath:directory];
NSString *filename;
while ((filename = [en nextObject]) != nil) {
if ([filename hasSuffix:ext] && [[en fileAttributes] fileType] == NSFileTypeRegular) {
NSString *path = [directory stringByAppendingPathComponent:filename];
NSString *contents = [NSString stringWithContentsOfFile:path];
if (contents) {
[preambleDict setObject:contents forKey:[filename stringByDeletingPathExtension]];
}
}
}
}
- (void) storeToDirectory:(NSString*)directory {
NSDirectoryEnumerator *den = [[NSFileManager defaultManager] enumeratorAtPath:directory];
NSString *filename;
while ((filename = [den nextObject]) != nil) {
if ([filename hasSuffix:ext] && [[den fileAttributes] fileType] == NSFileTypeRegular) {
NSString *path = [directory stringByAppendingPathComponent:filename];
NSString *entry = [filename stringByDeletingPathExtension];
if ([preambleDict objectForKey:entry] == nil) {
[[NSFileManager defaultManager] removeFileAtPath:path handler:nil];
}
}
}
NSEnumerator *en = [self customPreambleNameEnumerator];
NSString *entry;
while ((entry = [en nextObject]) != nil) {
NSString *path = [directory stringByAppendingPathComponent:[entry stringByAppendingPathExtension:ext]];
NSString *contents = [preambleDict objectForKey:entry];
[contents writeToFile:path atomically:YES];
}
}
@end
// vim:ft=objc:ts=8:et:sts=4:sw=4
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