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Viewing changes to CompactDisc/CompactDisc.m

  • Committer: Nicholas J Humfrey
  • Date: 2009-04-17 20:46:49 UTC
  • Revision ID: njh@flophtaf.local-20090417204649-9ayyo03yjmbf2e1a
Added support for submitting disc ids

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Lines of Context:
CompactDisc/CompactDisc.m
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- (NSString *)          ISRCForTrack:(unsigned)track                    { return [[self objectInTracksAtIndex:track] objectForKey:@"ISRC"]; }
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- (DiscId *) discIdObj
 
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{
 
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        DiscId *discID = discid_new();
 
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        if(NULL == discID)
 
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                return NULL;
 
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        // zero is lead out
 
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        int offsets[100];
 
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        offsets[0] = [self leadOut] + 150;
 
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        unsigned i;
 
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        for(i = 0; i < [self countOfTracks]; ++i)
 
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                offsets[1 + i] = [self firstSectorForTrack:i] + 150;
 
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        int result = discid_put(discID, 1, [self countOfTracks], offsets);
 
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        if(result) {
 
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                return discID;
 
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        } else {
 
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                discid_free(discID);
 
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                return NULL;
 
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        }
 
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}
 
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- (NSString *) discID
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{
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        NSString *musicBrainzDiscID = nil;
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        DiscId *discID = discid_new();
 
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        DiscId *discID = [self discIdObj];
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        if(NULL == discID)
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                return nil;
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        // zero is lead out
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        int offsets[100];
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        offsets[0] = [self leadOut] + 150;
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        unsigned i;
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        for(i = 0; i < [self countOfTracks]; ++i)
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                offsets[1 + i] = [self firstSectorForTrack:i] + 150;
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        int result = discid_put(discID, 1, [self countOfTracks], offsets);
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        if(result)
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                musicBrainzDiscID = [NSString stringWithCString:discid_get_id(discID) encoding:NSASCIIStringEncoding];
 
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        musicBrainzDiscID = [NSString stringWithCString:discid_get_id(discID) encoding:NSASCIIStringEncoding];
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        discid_free(discID);
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{
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        NSString *freeDBDiscID = nil;
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        DiscId *discID = discid_new();
 
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        DiscId *discID = [self discIdObj];
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        if(NULL == discID)
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                return nil;
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        // zero is lead out
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        int offsets[100];
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        offsets[0] = [self leadOut] + 150;
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        unsigned i;
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        for(i = 0; i < [self countOfTracks]; ++i)
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                offsets[1 + i] = [self firstSectorForTrack:i] + 150;
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        int result = discid_put(discID, 1, [self countOfTracks], offsets);
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        if(result)
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                freeDBDiscID = [NSString stringWithCString:discid_get_freedb_id(discID) encoding:NSASCIIStringEncoding];
 
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        freeDBDiscID = [NSString stringWithCString:discid_get_freedb_id(discID) encoding:NSASCIIStringEncoding];
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        discid_free(discID);
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        return [[freeDBDiscID retain] autorelease];
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}
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- (NSURL *) submissionURL
 
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{
 
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        NSURL *submissionURL = nil;
 
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        DiscId *discID = [self discIdObj];
 
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        if(NULL == discID)
 
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                return nil;
 
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        submissionURL = [NSURL URLWithString:[NSString stringWithCString:discid_get_submission_url(discID) encoding:NSASCIIStringEncoding]];
 
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        discid_free(discID);
 
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        return [[submissionURL retain] autorelease];
 
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}
 
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- (unsigned)            length                                                                  { return _length; }
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// KVC