bin/mcrop

   1 #!/usr/bin/env python3
   2 # -*- coding: utf-8 -*-
   3 # SPDX-FileCopyrightText: 2009,2010,2012,2019 kaliko <kaliko@azylum.org>
   4 # SPDX-License-Identifier: GPL-3.0-or-later
   5
   6 import argparse
   7 import sys
   8
   9 from os.path import basename
  10
  11 import musicpd
  12
  13 VERSION = '0.2'
  14
  15
  16 class Crop(musicpd.MPDClient):
  17     script_info = dict({
  18         'prog': basename(__file__),
  19         'description': 'Keep <n> tracks before currently played, removed others. Default is to keep 6 tracks.',
  20         'epilog': 'Set MPD host/port in env. var'
  21     })
  22
  23     def __init__(self):
  24         """"""
  25         musicpd.MPDClient.__init__(self)
  26         self.nb_tracks = 6
  27         self._get_args()
  28         self._run()
  29
  30     def _get_args(self):
  31         """"""
  32         parser = argparse.ArgumentParser(**self.__class__.script_info)
  33         parser.add_argument('--version', action='version',
  34                             version='v%s' % VERSION)
  35         parser.add_argument('n', type=int, nargs='?',
  36                             help='how many titles to crop')
  37         args = parser.parse_args()
  38         if args.n:
  39             self.nb_tracks = args.n
  40
  41     def _run(self):
  42         """"""
  43         self.connect()
  44         current_pos = int(self.currentsong().get('pos', 0))
  45         if current_pos <= self.nb_tracks:
  46             self.disconnect()
  47             sys.exit(0)
  48         print('Keeping %i tracks' % self.nb_tracks)
  49         while current_pos > self.nb_tracks:
  50             self.delete(0)
  51             current_pos = int(self.currentsong().get('pos', 0))
  52         self.disconnect()
  53         sys.exit(0)
  54
  55
  56 # Script starts here
  57 if __name__ == '__main__':
  58     try:
  59         Crop()
  60     except KeyboardInterrupt:
  61         sys.stdout.write('exit')
  62
  63 # VIM MODLINE
  64 # vim: ai ts=4 sw=4 sts=4 expandtab