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# File 'lib/tagomatic/tag_cleaner.rb', line 5
def process(tags_hash)
artist = tags_hash['a']
artist = Regexp.compile("[ -]*#{Regexp.escape(artist)}[ -]*", Regexp::IGNORECASE) if artist
album = tags_hash['b']
album = album.sub(artist, '') if artist and album
tags_hash['b'] = album unless album.nil? or album.empty?
album = Regexp.compile("[ -]*#{Regexp.escape(album)}[ -]*", Regexp::IGNORECASE) if album
title = tags_hash['t']
title = title.sub(artist, '') if artist and title
title = title.sub(album, '') if album and title
tags_hash['t'] = title unless title.nil? or title.empty?
tags_hash
end
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