Files
pretix_cgo/src/pretix/base/management/commands/export.py
2022-11-01 13:40:22 +01:00

128 lines
5.7 KiB
Python

#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020 Raphael Michel and contributors
# Copyright (C) 2020-2021 rami.io GmbH and contributors
#
# 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 in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/license>.
#
# 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
# <https://www.gnu.org/licenses/>.
#
import json
import sys
import pytz
from django.core.management.base import BaseCommand
from django.utils.timezone import override
from django_scopes import scope
from tqdm import tqdm
from pretix.base.i18n import language
from pretix.base.models import Event, Organizer
from pretix.base.signals import (
register_data_exporters, register_multievent_data_exporters,
)
class Command(BaseCommand):
help = "Run an exporter to get data out of pretix"
def add_arguments(self, parser):
parser.add_argument('organizer_slug', type=str)
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument('event_slug', nargs="?", type=str)
group.add_argument('--all-events', action='store_true')
group.add_argument('--event_slugs', nargs="+", type=str)
parser.add_argument('export_provider', type=str)
parser.add_argument('output_file', type=str)
parser.add_argument('--parameters', action='store', type=str, help='JSON-formatted parameters')
parser.add_argument('--locale', action='store', type=str, help='...')
parser.add_argument('--timezone', action='store', type=str, help='...')
def handle(self, *args, **options):
try:
o = Organizer.objects.get(slug=options['organizer_slug'])
except Organizer.DoesNotExist:
self.stderr.write(self.style.ERROR('Organizer not found.'))
sys.exit(1)
locale = options.get("locale", None)
timezone = pytz.timezone(options['timezone']) if options.get('timezone') else None
with scope(organizer=o):
if options['event_slug']:
try:
e = o.events.get(slug=options['event_slug'])
except Event.DoesNotExist:
self.stderr.write(self.style.ERROR('Event not found.'))
sys.exit(1)
if not locale:
locale = e.settings.locale
if not timezone:
timezone = e.settings.timezone
signal_result = register_data_exporters.send(e)
else:
e = o.events.all()
if options['event_slugs']:
e = e.filter(slug__in=options['event_slugs'])
not_found = set(options['event_slugs']).difference(event.slug for event in e)
if not_found:
self.stderr.write(self.style.ERROR('The following events were not found: {}'.format(", ".join(not_found))))
sys.exit(1)
if not e.exists():
self.stderr.write(self.style.ERROR('No events found.'))
sys.exit(1)
if not locale:
locale = e.first().settings.locale
self.stderr.write(self.style.WARNING(
"Guessing locale '{}' based on event '{}'.".format(locale, e.first().slug)))
if not timezone:
timezone = e.first().settings.timezone
self.stderr.write(self.style.WARNING(
"Guessing timezone '{}' based on event '{}'.".format(timezone, e.first().slug)))
signal_result = register_multievent_data_exporters.send(o)
pbar = tqdm(total=100)
def report_status(val):
pbar.update(round(val, 2) - pbar.n)
with language(locale), override(timezone):
for receiver, response in signal_result:
if not response:
return None
ex = response(e, o, report_status)
if ex.identifier == options['export_provider']:
params = json.loads(options.get('parameters') or '{}')
with open(options['output_file'], 'wb') as f:
try:
ex.render(form_data=params, output_file=f)
except TypeError:
self.stderr.write(self.style.WARNING(
'Provider does not support direct file writing, need to buffer export in memory.'))
d = ex.render(form_data=params)
if d is None:
self.stderr.write(self.style.ERROR('Empty export.'))
sys.exit(2)
f.write(d[2])
sys.exit(0)
pbar.close()
self.stderr.write(self.style.ERROR('Export provider not found.'))
sys.exit(1)