nzbToMedia/libs/common/beetsplug/mpdupdate.py
Labrys of Knossos 56c6773c6b Update vendored beets to 1.6.0
Updates colorama to 0.4.6
Adds confuse version 1.7.0
Updates jellyfish to 0.9.0
Adds mediafile 0.10.1
Updates munkres to 1.1.4
Updates musicbrainzngs to 0.7.1
Updates mutagen to 1.46.0
Updates pyyaml to 6.0
Updates unidecode to 1.3.6
2022-11-29 00:44:48 -05:00

127 lines
4.0 KiB
Python

# This file is part of beets.
# Copyright 2016, Adrian Sampson.
#
# 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.
"""Updates an MPD index whenever the library is changed.
Put something like the following in your config.yaml to configure:
mpd:
host: localhost
port: 6600
password: seekrit
"""
from beets.plugins import BeetsPlugin
import os
import socket
from beets import config
# No need to introduce a dependency on an MPD library for such a
# simple use case. Here's a simple socket abstraction to make things
# easier.
class BufferedSocket:
"""Socket abstraction that allows reading by line."""
def __init__(self, host, port, sep=b'\n'):
if host[0] in ['/', '~']:
self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
self.sock.connect(os.path.expanduser(host))
else:
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.sock.connect((host, port))
self.buf = b''
self.sep = sep
def readline(self):
while self.sep not in self.buf:
data = self.sock.recv(1024)
if not data:
break
self.buf += data
if self.sep in self.buf:
res, self.buf = self.buf.split(self.sep, 1)
return res + self.sep
else:
return b''
def send(self, data):
self.sock.send(data)
def close(self):
self.sock.close()
class MPDUpdatePlugin(BeetsPlugin):
def __init__(self):
super().__init__()
config['mpd'].add({
'host': os.environ.get('MPD_HOST', 'localhost'),
'port': int(os.environ.get('MPD_PORT', 6600)),
'password': '',
})
config['mpd']['password'].redact = True
# For backwards compatibility, use any values from the
# plugin-specific "mpdupdate" section.
for key in config['mpd'].keys():
if self.config[key].exists():
config['mpd'][key] = self.config[key].get()
self.register_listener('database_change', self.db_change)
def db_change(self, lib, model):
self.register_listener('cli_exit', self.update)
def update(self, lib):
self.update_mpd(
config['mpd']['host'].as_str(),
config['mpd']['port'].get(int),
config['mpd']['password'].as_str(),
)
def update_mpd(self, host='localhost', port=6600, password=None):
"""Sends the "update" command to the MPD server indicated,
possibly authenticating with a password first.
"""
self._log.info('Updating MPD database...')
try:
s = BufferedSocket(host, port)
except OSError as e:
self._log.warning('MPD connection failed: {0}',
str(e.strerror))
return
resp = s.readline()
if b'OK MPD' not in resp:
self._log.warning('MPD connection failed: {0!r}', resp)
return
if password:
s.send(b'password "%s"\n' % password.encode('utf8'))
resp = s.readline()
if b'OK' not in resp:
self._log.warning('Authentication failed: {0!r}', resp)
s.send(b'close\n')
s.close()
return
s.send(b'update\n')
resp = s.readline()
if b'updating_db' not in resp:
self._log.warning('Update failed: {0!r}', resp)
s.send(b'close\n')
s.close()
self._log.info('Database updated.')