chrono/chrono/manager/management/commands/import_site.py

51 lines
1.9 KiB
Python

# chrono - agendas system
# Copyright (C) 2016-2017 Entr'ouvert
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import json
import sys
from django.core.management.base import BaseCommand, CommandError
from chrono.agendas.models import AgendaImportError
from chrono.manager.utils import import_site
class Command(BaseCommand):
help = 'Import an exported site'
def add_arguments(self, parser):
parser.add_argument('filename', metavar='FILENAME', type=str, help='name of file to import')
parser.add_argument('--clean', action='store_true', default=False, help='Clean site before importing')
parser.add_argument(
'--if-empty', action='store_true', default=False, help='Import only if site is empty'
)
parser.add_argument('--overwrite', action='store_true', default=False, help='Overwrite existing data')
def handle(self, filename, **options):
if filename == '-':
fd = sys.stdin
else:
fd = open(filename)
try:
import_site(
json.load(fd),
if_empty=options['if_empty'],
clean=options['clean'],
overwrite=options['overwrite'],
)
except AgendaImportError as exc:
raise CommandError(u'%s' % exc)