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# This file is part of beets.
# Copyright 2019, Rahul Ahuja.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
"""Update library's tags using Beatport."""
from beets import autotag, library, ui, util
from beets.plugins import BeetsPlugin, apply_item_changes
from .beatport import BeatportPlugin
class BPSyncPlugin(BeetsPlugin):
def __init__(self):
super().__init__()
self.beatport_plugin = BeatportPlugin()
self.beatport_plugin.setup()
def commands(self):
cmd = ui.Subcommand("bpsync", help="update metadata from Beatport")
cmd.parser.add_option(
"-p",
"--pretend",
action="store_true",
help="show all changes but do nothing",
)
cmd.parser.add_option(
"-m",
"--move",
action="store_true",
dest="move",
help="move files in the library directory",
)
cmd.parser.add_option(
"-M",
"--nomove",
action="store_false",
dest="move",
help="don't move files in library",
)
cmd.parser.add_option(
"-W",
"--nowrite",
action="store_false",
default=None,
dest="write",
help="don't write updated metadata to files",
)
cmd.parser.add_format_option()
cmd.func = self.func
return [cmd]
def func(self, lib, opts, args):
"""Command handler for the bpsync function."""
move = ui.should_move(opts.move)
pretend = opts.pretend
write = ui.should_write(opts.write)
self.singletons(lib, args, move, pretend, write)
self.albums(lib, args, move, pretend, write)
def singletons(self, lib, query, move, pretend, write):
"""Retrieve and apply info from the autotagger for items matched by
query.
"""
for item in lib.items(query + ["singleton:true"]):
if not item.mb_trackid:
self._log.info(
"Skipping singleton with no mb_trackid: {}", item
)
continue
if not self.is_beatport_track(item):
self._log.info(
"Skipping non-{.beatport_plugin.data_source} singleton: {}",
self,
item,
)
continue
# Apply.
trackinfo = self.beatport_plugin.track_for_id(item.mb_trackid)
with lib.transaction():
autotag.apply_item_metadata(item, trackinfo)
apply_item_changes(lib, item, move, pretend, write)
@staticmethod
def is_beatport_track(item):
return (
item.get("data_source") == BeatportPlugin.data_source
and item.mb_trackid.isnumeric()
)
def get_album_tracks(self, album):
if not album.mb_albumid:
self._log.info("Skipping album with no mb_albumid: {}", album)
return False
if not album.mb_albumid.isnumeric():
self._log.info(
"Skipping album with invalid {.beatport_plugin.data_source} ID: {}",
self,
album,
)
return False
items = list(album.items())
if album.get("data_source") == self.beatport_plugin.data_source:
return items
if not all(self.is_beatport_track(item) for item in items):
self._log.info(
"Skipping non-{.beatport_plugin.data_source} release: {}",
self,
album,
)
return False
return items
def albums(self, lib, query, move, pretend, write):
"""Retrieve and apply info from the autotagger for albums matched by
query and their items.
"""
# Process matching albums.
for album in lib.albums(query):
# Do we have a valid Beatport album?
items = self.get_album_tracks(album)
if not items:
continue
# Get the Beatport album information.
albuminfo = self.beatport_plugin.album_for_id(album.mb_albumid)
if not albuminfo:
self._log.info(
"Release ID {0.mb_albumid} not found for album {0}", album
)
continue
beatport_trackid_to_trackinfo = {
track.track_id: track for track in albuminfo.tracks
}
library_trackid_to_item = {
int(item.mb_trackid): item for item in items
}
item_to_trackinfo = {
item: beatport_trackid_to_trackinfo[track_id]
for track_id, item in library_trackid_to_item.items()
}
self._log.info("applying changes to {}", album)
with lib.transaction():
autotag.apply_metadata(albuminfo, item_to_trackinfo)
changed = False
# Find any changed item to apply Beatport changes to album.
any_changed_item = items[0]
for item in items:
item_changed = ui.show_model_changes(item)
changed |= item_changed
if item_changed:
any_changed_item = item
apply_item_changes(lib, item, move, pretend, write)
if pretend or not changed:
continue
# Update album structure to reflect an item in it.
for key in library.Album.item_keys:
album[key] = any_changed_item[key]
album.store()
# Move album art (and any inconsistent items).
if move and lib.directory in util.ancestry(items[0].path):
self._log.debug("moving album {}", album)
album.move()
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