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# -*- coding: utf-8 -*-
# This file is part of beets.
# Copyright 2016, David Hamp-Gonsalves
# 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.
"""Send the results of a query to the configured music player as a playlist.
from __future__ import division, absolute_import, print_function
from beets.plugins import BeetsPlugin
from beets.ui import Subcommand
from beets.ui.commands import PromptChoice
from beets import config
from beets import ui
from beets import util
from os.path import relpath
from tempfile import NamedTemporaryFile
import subprocess
# Indicate where arguments should be inserted into the command string.
# If this is missing, they're placed at the end.
ARGS_MARKER = '$args'
def play(command_str, selection, paths, open_args, log, item_type='track',
"""Play items in paths with command_str and optional arguments. If
keep_open, return to beets, otherwise exit once command runs.
# Print number of tracks or albums to be played, log command to be run.
item_type += 's' if len(selection) > 1 else ''
ui.print_(u'Playing {0} {1}.'.format(len(selection), item_type))
log.debug(u'executing command: {} {!r}', command_str, open_args)
if keep_open:
command = util.shlex_split(command_str)
command = command + open_args
util.interactive_open(open_args, command_str)
except OSError as exc:
raise ui.UserError(
"Could not play the query: {0}".format(exc))
class PlayPlugin(BeetsPlugin):
def __init__(self):
super(PlayPlugin, self).__init__()
'command': None,
'use_folders': False,
'relative_to': None,
'raw': False,
'warning_threshold': 100,
'bom': False,
def commands(self):
play_command = Subcommand(
help=u'send music to a player as a playlist'
u'-A', u'--args',
help=u'add additional arguments to the command',
u'-y', u'--yes',
help=u'skip the warning threshold',
play_command.func = self._play_command
return [play_command]
def _play_command(self, lib, opts, args):
"""The CLI command function for `beet play`. Create a list of paths
from query, determine if tracks or albums are to be played.
use_folders = config['play']['use_folders'].get(bool)
relative_to = config['play']['relative_to'].get()
if relative_to:
relative_to = util.normpath(relative_to)
# Perform search by album and add folders rather than tracks to
# playlist.
if opts.album:
selection = lib.albums(ui.decargs(args))
paths = []
sort = lib.get_default_album_sort()
for album in selection:
if use_folders:
for item in sort.sort(album.items()))
item_type = 'album'
# Perform item query and add tracks to playlist.
selection = lib.items(ui.decargs(args))
paths = [item.path for item in selection]
item_type = 'track'
if relative_to:
paths = [relpath(path, relative_to) for path in paths]
if not selection:
u'No {0} to play.'.format(item_type)))
open_args = self._playlist_or_paths(paths)
command_str = self._command_str(opts.args)
# Check if the selection exceeds configured threshold. If True,
# cancel, otherwise proceed with play command.
if opts.yes or not self._exceeds_threshold(
selection, command_str, open_args, item_type):
play(command_str, selection, paths, open_args, self._log,
def _command_str(self, args=None):
"""Create a command string from the config command and optional args.
command_str = config['play']['command'].get()
if not command_str:
return util.open_anything()
# Add optional arguments to the player command.
if args:
if ARGS_MARKER in command_str:
return command_str.replace(ARGS_MARKER, args)
return u"{} {}".format(command_str, args)
# Don't include the marker in the command.
return command_str.replace(" " + ARGS_MARKER, "")
def _playlist_or_paths(self, paths):
"""Return either the raw paths of items or a playlist of the items.
if config['play']['raw']:
return paths
return [self._create_tmp_playlist(paths)]
def _exceeds_threshold(self, selection, command_str, open_args,
"""Prompt user whether to abort if playlist exceeds threshold. If
True, cancel playback. If False, execute play command.
warning_threshold = config['play']['warning_threshold'].get(int)
# Warn user before playing any huge playlists.
if warning_threshold and len(selection) > warning_threshold:
if len(selection) > 1:
item_type += 's'
u'You are about to queue {0} {1}.'.format(
len(selection), item_type)))
if ui.input_options((u'Continue', u'Abort')) == 'a':
return True
return False
def _create_tmp_playlist(self, paths_list):
"""Create a temporary .m3u file. Return the filename.
utf8_bom = config['play']['bom'].get(bool)
m3u = NamedTemporaryFile('wb', suffix='.m3u', delete=False)
if utf8_bom:
for item in paths_list:
m3u.write(item + b'\n')
def before_choose_candidate_listener(self, session, task):
"""Append a "Play" choice to the interactive importer prompt.
return [PromptChoice('y', 'plaY', self.importer_play)]
def importer_play(self, session, task):
"""Get items from current import task and send to play function.
selection = task.items
paths = [item.path for item in selection]
open_args = self._playlist_or_paths(paths)
command_str = self._command_str()
if not self._exceeds_threshold(selection, command_str, open_args):
play(command_str, selection, paths, open_args, self._log,