83 lines
2.3 KiB
Objective-C
83 lines
2.3 KiB
Objective-C
//
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// CueSheetMetadataReader.m
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// CueSheet
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//
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// Created by Vincent Spader on 10/12/07.
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// Copyright 2007 __MyCompanyName__. All rights reserved.
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//
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#import "CueSheetMetadataReader.h"
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#import "CueSheetDecoder.h"
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#import "CueSheet.h"
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#import "CueSheetTrack.h"
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#import "AudioMetadataReader.h"
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#import "NSDictionary+Merge.h"
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@implementation CueSheetMetadataReader
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+ (NSArray *)fileTypes {
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return [CueSheetDecoder fileTypes];
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}
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+ (NSArray *)mimeTypes {
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return [CueSheetDecoder mimeTypes];
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}
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+ (float)priority {
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return 16.0f;
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}
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+ (NSDictionary *)metadataForURL:(NSURL *)url {
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if(![url isFileURL]) {
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return nil;
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}
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BOOL embedded = NO;
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CueSheet *cuesheet = nil;
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NSDictionary *fileMetadata;
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Class audioMetadataReader = NSClassFromString(@"AudioMetadataReader");
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NSString *ext = [url pathExtension];
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if([ext caseInsensitiveCompare:@"cue"] != NSOrderedSame) {
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// Embedded cuesheet check
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fileMetadata = [audioMetadataReader metadataForURL:url skipCue:YES];
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NSString *sheet = [fileMetadata objectForKey:@"cuesheet"];
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if([sheet length]) {
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cuesheet = [CueSheet cueSheetWithString:sheet withFilename:[url path]];
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embedded = YES;
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}
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} else
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cuesheet = [CueSheet cueSheetWithFile:[url path]];
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if(!cuesheet)
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return nil;
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NSArray *tracks = [cuesheet tracks];
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for(CueSheetTrack *track in tracks) {
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if([[url fragment] isEqualToString:[track track]]) {
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// Class supplied by CogAudio, which is guaranteed to be present
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if(!embedded)
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fileMetadata = [audioMetadataReader metadataForURL:[track url] skipCue:YES];
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NSDictionary *cuesheetMetadata = @{@"artist": [track artist],
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@"album": [track album],
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@"title": [track title],
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@"track": [NSNumber numberWithInt:[[track track] intValue]],
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@"genre": [track genre],
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@"year": [NSNumber numberWithInt:[[track year] intValue]],
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@"replayGainAlbumGain": [NSNumber numberWithFloat:[track albumGain]],
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@"replayGainAlbumPeak": [NSNumber numberWithFloat:[track albumPeak]],
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@"replayGainTrackGain": [NSNumber numberWithFloat:[track trackGain]],
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@"replayGainTrackPeak": [NSNumber numberWithFloat:[track trackPeak]]};
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return [fileMetadata dictionaryByMergingWith:cuesheetMetadata];
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}
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}
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return nil;
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}
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@end
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