mediagoblin/gmg_commands/deletemedia.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU Affero General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 from __future__ import print_function
  18 import sys
  19
  20 from mediagoblin.gmg_commands import util as commands_util
  21
  22
  23 def parser_setup(subparser):
  24     subparser.add_argument('media_ids',
  25                            help='Comma separated list of media IDs will be deleted.')
  26
  27
  28 def deletemedia(args):
  29     app = commands_util.setup_app(args)
  30
  31     media_ids = set([int(mid) for mid in args.media_ids.split(',') if mid.isdigit()])
  32     if not media_ids:
  33         print('Can\'t find any valid media ID(s).')
  34         sys.exit(1)
  35     found_medias = set()
  36     filter_ids = app.db.MediaEntry.id.in_(media_ids)
  37     medias = app.db.MediaEntry.query.filter(filter_ids).all()
  38     for media in medias:
  39         found_medias.add(media.id)
  40         media.delete()
  41         print('Media ID %d has been deleted.' % media.id)
  42     for media in media_ids - found_medias:
  43         print('Can\'t find a media with ID %d.' % media)
  44     print('Done.')
  45     sys.exit(0)