ObjXMPP  Diff

/*
 * Copyright (c) 2012, Jonathan Schleifer <js@webkeks.org>
 *
 * https://heap.zone/objxmpp/
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice is present in all copies.
 *

	self = [super init];

	@try {
		OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];

		_file = [file copy];
		@try {
			_data = [[[OFData dataWithContentsOfFile: file]
			    messagePackValue] retain];
		} @catch (id e) {
			_data = [[OFMutableDictionary alloc] init];
		}

		[pool release];
	} @catch (id e) {
		[self release];

	[_data release];

	[super dealloc];
}

- (void)save
{
	[[_data messagePackRepresentation] writeToFile: _file];
}

- (void)xmpp_setObject: (id)object
	       forPath: (OFString *)path
{
	OFArray *pathComponents = [path componentsSeparatedByString: @"."];
	OFMutableDictionary *iter = _data;
	size_t i = 0, components = [pathComponents count];

	for (OFString *component in pathComponents) {
		if (i++ == components - 1)
			continue;

		OFMutableDictionary *iter2 = [iter objectForKey: component];

		if (iter2 == nil) {
			iter2 = [OFMutableDictionary dictionary];
			[iter setObject: iter2
				 forKey: component];
		}

		iter = iter2;
	}

	if (object != nil)
		[iter setObject: object
			 forKey: [pathComponents lastObject]];
	else
		[iter removeObjectForKey: [pathComponents lastObject]];
}

- (id)xmpp_objectForPath: (OFString *)path
{
	id object = _data;

	for (OFString *component in [path componentsSeparatedByString: @"."])