cog/FileDrawer/DirectoryNode.m

//
//  DirectoryNode.m
//  Cog
//
//  Created by Vincent Spader on 8/20/2006.
//  Copyright 2006 Vincent Spader. All rights reserved.
//

#import "DirectoryNode.h"
#import "FileNode.h"
#import "SmartFolderNode.h"

@implementation DirectoryNode

-(id)initWithPath:(NSString *)p controller:(id) c
{
	self = [super initWithPath:p];
	if (self)
	{
		controller = [c retain];
	}
	
	return self;
}

- (void)dealloc {
	[[controller watcher] removePath:[self path]];
	
	if (subpaths)
		[subpaths release];

	[controller release];
	
	[super dealloc];
}

- (BOOL)isLeaf
{
	return NO;
}

- (void)processContents: (NSArray *)contents
{
	NSEnumerator *e = [contents objectEnumerator];
	NSString *s;
	while ((s = [e nextObject]))
	{
		if ([s characterAtIndex:0] == '.')
		{
			continue;
		}
		
		PathNode *newNode;
		NSString *newSubpath = [path stringByAppendingPathComponent: s];
		
		if ([[s pathExtension] caseInsensitiveCompare:@"savedSearch"] == NSOrderedSame)
		{
			newNode = [[SmartFolderNode alloc] initWithPath:newSubpath controller:controller];
		}
		else
		{
			BOOL isDir;
			
			[[NSFileManager defaultManager] fileExistsAtPath:newSubpath isDirectory:&isDir];
			
			if (!isDir && ![[controller acceptableFileTypes] containsObject:[s pathExtension]])
			{
				continue;
			}
			
			if (isDir)
				newNode = [[DirectoryNode alloc] initWithPath: newSubpath controller:controller];
			else
				newNode = [[FileNode alloc] initWithPath: newSubpath];
		}
					
		[subpaths addObject:newNode];

		[newNode release];
	}
}

- (NSArray *)subpaths
{
	if (subpaths == nil)
	{
		subpaths = [[NSMutableArray alloc] init];
		NSArray *contents = [[[NSFileManager defaultManager] directoryContentsAtPath:path] sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
		
		[self processContents: contents];
		
		[[controller watcher] addPath:[self path]];
	}
	
	return subpaths;
}

- (void)setSubpaths:(id)s
{
	[s retain];
	[subpaths release];
	subpaths = s;
}

- (unsigned int)countOfSubpaths
{
	return [[self subpaths] count];
}

- (PathNode *)objectInSubpathsAtIndex:(unsigned int)index
{
	return [[self subpaths] objectAtIndex:index];
}

@end