private bool ValidateTag(IId3Tag id3Tag)
{
if (id3Tag == null)
{
return(false);
}
if (id3Tag.Artists == null)
{
return(false);
}
if (string.IsNullOrEmpty(id3Tag.Artists.TextValue))
{
return(false);
}
if (id3Tag.Album == null)
{
return(false);
}
if (string.IsNullOrEmpty(id3Tag.Album.TextValue))
{
return(false);
}
if (id3Tag.Title == null)
{
return(false);
}
if (string.IsNullOrEmpty(id3Tag.Title.TextValue))
{
return(false);
}
return(true);
}
public FileAnalysed AnalyseFile(IMp3Stream mp3File, string filePath)
{
if (mp3File == null)
{
throw new ArgumentNullException(nameof(mp3File));
}
if (string.IsNullOrEmpty(filePath))
{
throw new ArgumentNullException(nameof(filePath));
}
if (!_fileSystem.FileExists(filePath))
{
throw new ArgumentException("File does not exist.", nameof(filePath));
}
if (AnalyserProgress != null)
{
AnalyserProgress(this, new AnalyserProgressEventArgs(filePath));
}
if (!mp3File.HasTags)
{
return new FileAnalysed {
Artist = null, Album = null, Title = null, FilePath = filePath, Id3TagIncomplete = true
}
}
;
var availableTagVersions = mp3File.AvailableTagVersions.OrderBy(v => v.Major).LastOrDefault();
if (availableTagVersions == null)
{
return new FileAnalysed {
Artist = null, Album = null, Title = null, FilePath = filePath, Id3TagIncomplete = true
}
}
;
IId3Tag id3Tag = null;
try
{
id3Tag = mp3File.GetTag(availableTagVersions.Major, availableTagVersions.Minor);
}
catch {}
bool isPartOfCollection = false;
if (id3Tag == null || id3Tag.Band == null || id3Tag.Artists == null)
{
isPartOfCollection = false;
}
else
{
isPartOfCollection = !string.IsNullOrEmpty(id3Tag.Band.TextValue) &&
id3Tag.Band.TextValue.ToLower() != id3Tag.Artists.TextValue.ToLower() &&
id3Tag.Band == _collectionMarker;
}
var tagComplete = ValidateTag(id3Tag);
return(new FileAnalysed
{
Artist = (id3Tag == null || id3Tag.Artists == null)?null: id3Tag.Artists.TextValue,
Album = (id3Tag == null || id3Tag.Album == null) ?null :id3Tag.Album.TextValue,
Title = (id3Tag == null || id3Tag.Title == null)?null:id3Tag.Title.TextValue,
Track = (id3Tag == null || id3Tag.Track == null)?null:id3Tag.Track.TextValue,
FilePath = filePath,
InCollectionPath = _collectionPaths.Any(c => filePath.ToLower().Contains(c.ToLower())),
MarkedAsPartOfCollection = isPartOfCollection,
Id3TagIncomplete = !tagComplete
});
}
