emmental/lib/metadata.py

52 lines
1.4 KiB
Python

# Copyright 2021 (c) Anna Schumaker.
import mutagen
import re
class Metadata:
def __init__(self, filepath):
self.path = filepath
self.file = None
def __enter__(self):
self.file = mutagen.File(self.path)
return self
def __exit__(self, exp_type, exp_value, traceback):
self.file = None
return exp_type == None
def album(self):
return self.file.get("album", [ "Unknown Album" ])[0]
def artist(self):
artist = self.file.get("artist", [ "Unknown Artist" ])
return self.file.get("albumartist", artist)[0]
def artistsort(self):
sort = self.file.get("artistsort", [ None ])
return self.file.get("albumartistsort", sort)[0]
def decade(self):
return (self.year() // 10) * 10
def discnumber(self):
return int(self.file.get("discnumber", [ 1 ])[0])
def genres(self):
genre = self.file.get("genre", [ "" ])[0]
return [ g.strip() for g in re.split(",|;|/|:", genre) ]
def length(self):
return int(self.file.info.length)
def title(self):
return self.file.get("title", [ "" ])[0]
def tracknumber(self):
return int(self.file.get("tracknumber", [ 0 ])[0])
def year(self):
year = self.file.get("date", [ "0" ])
year = self.file.get("originalyear", year)[0]
return int(re.match("\d+", year).group(0))