cog/Spotlight/SpotlightPlaylistEntry.m

74 lines
2.3 KiB
Objective-C

//
// SpotlightPlaylistEntry.m
// Cog
//
// Created by Matthew Grinshpun on 11/02/08.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
#import "SpotlightPlaylistEntry.h"
// Class array for metadata keys we want
static NSArray * mdKeys;
// Corresponding array for playlist entry keys
static NSArray * entryKeys;
// extramdKeys represents those keys that require additional processing
static NSArray * extramdKeys;
// And the dictionary that matches them
static NSDictionary * tags;
@implementation SpotlightPlaylistEntry
+ (void)initialize
{
mdKeys = [NSArray arrayWithObjects:
@"kMDItemTitle",
@"kMDItemAuthors",
@"kMDItemAlbum",
@"kMDItemAudioTrackNumber",
@"kMDItemRecordingYear",
@"kMDItemMusicalGenre",
nil];
entryKeys = [NSArray arrayWithObjects:
@"title",
@"artist",
@"album",
@"track",
@"year",
@"genre",
nil];
extramdKeys = [NSArray arrayWithObjects:
@"kMDItemPath",
nil];
tags = [NSDictionary dictionaryWithObjects:entryKeys forKeys:mdKeys];
}
+ (SpotlightPlaylistEntry *)playlistEntryWithMetadataItem:(NSMetadataItem *)metadataItem
{
// use the matching tag sets to generate a playlist entry
SpotlightPlaylistEntry *entry = [[[SpotlightPlaylistEntry alloc] init] autorelease];
NSDictionary *songAttributes = [metadataItem valuesForAttributes:mdKeys];
NSDictionary *extraAttributes = [metadataItem valuesForAttributes:extramdKeys];
for (NSString * mdKey in tags) {
[entry setValue: [songAttributes objectForKey:mdKey]
forKey:[tags objectForKey:mdKey]];
}
// URL needs to be generated from the simple path stored in kMDItemPath
[entry setURL: [NSURL fileURLWithPath: [extraAttributes objectForKey:@"kMDItemPath"]]];
return entry;
}
- (id)init
{
if (self = [super init])
{
}
return self;
}
@end