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92 lines
2.2 KiB
Python
Executable File
92 lines
2.2 KiB
Python
Executable File
# coding: utf-8
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import os.path
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import datetime
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import eyeD3
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import db
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def seconds_to_time(secs):
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th = secs / 3600
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tm = (secs % 3600) / 60
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ts = secs % 60
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return datetime.time(int(th), int(tm), int(ts))
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class Scanner:
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def __init__(self, session):
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self.__session = session
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self.__artists = db.Artist.query.all()
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self.__added_artists = 0
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self.__added_albums = 0
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self.__added_tracks = 0
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self.__deleted_artists = 0
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self.__deleted_albums = 0
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self.__deleted_tracks = 0
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def scan(self, folder):
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for root, subfolders, files in os.walk(folder.path):
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for f in files:
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if f.endswith('.mp3'):
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self.__scan_file(os.path.join(root, f))
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def prune(self, folder):
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for artist in db.Artist.query.all():
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for album in artist.albums[:]:
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for track in album.tracks[:]:
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if not os.path.exists(track.path):
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album.tracks.remove(track)
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self.__session.delete(track)
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self.__deleted_tracks += 1
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if len(album.tracks) == 0:
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artist.albums.remove(album)
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self.__session.delete(album)
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self.__deleted_albums += 1
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if len(artist.albums) == 0:
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self.__session.delete(artist)
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self.__deleted_artists += 1
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def __scan_file(self, path):
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tag = eyeD3.Tag()
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tag.link(path)
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al = self.__find_album(tag.getArtist(), tag.getAlbum())
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tr = filter(lambda t: t.path == path, al.tracks)
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if not tr:
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tr = db.Track(path = path)
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self.__added_tracks += 1
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else:
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tr = tr[0]
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tr.disc = (tag.getDiscNum() or (1, 1))[0]
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tr.number = tag.getTrackNum()[0]
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tr.title = tag.getTitle()
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tr.duration = seconds_to_time(eyeD3.Mp3AudioFile(path).getPlayTime())
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tr.album = al
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def __find_album(self, artist, album):
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ar = self.__find_artist(artist)
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al = filter(lambda a: a.name == album, ar.albums)
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if al:
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return al[0]
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al = db.Album(name = album, artist = ar)
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self.__added_albums += 1
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return al
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def __find_artist(self, artist):
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ar = filter(lambda a: a.name == artist, self.__artists)
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if ar:
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return ar[0]
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ar = db.Artist(name = artist)
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self.__artists.append(ar)
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self.__session.add(ar)
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self.__added_artists += 1
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return ar
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def stats(self):
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return (self.__added_artists, self.__added_albums, self.__added_tracks), (self.__deleted_artists, self.__deleted_albums, self.__deleted_tracks)
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