Source code for geonode.base.management.commands.migrate_notifications

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#
# Copyright (C) 2017 OSGeo
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
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# 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 General Public License for more details.
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# You should have received a copy of the GNU General Public License
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import logging

from django.core.management.base import BaseCommand
from django.db import connection, IntegrityError
from django.db.utils import ProgrammingError

from pinax.notifications.models import NoticeSetting

[docs] log = logging.getLogger(__name__)
[docs] class Command(BaseCommand): """ Migrate geonode-notifications settings to pinax-notifications """
[docs] def has_duplicate(self, ns): args = dict(zip('medium send notice_type_id user_id'.split(' '), ns)) return NoticeSetting.objects.filter(**args).exists()
[docs] def handle(self, **options): c = connection.cursor() # check if old notifications exist try: c.execute('select medium, send, notice_type_id, user_id from notification_noticesetting;') except ProgrammingError as err: log.error(f"No table for notification app, exiting: {err}") # no source of data, bye! return for ns in c.fetchall(): try: if self.has_duplicate(ns): log.debug('settings for %s have duplicate', ns) continue c.execute("""insert into pinax_notifications_noticesetting (medium, send, notice_type_id, user_id) values (%s, %s, %s, %s)""", ns) except IntegrityError as err: log.error('Cannot insert notifications for %s: %s', ns, err, exc_info=err)