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path: root/ishtar_common/management/commands/process_pending_update.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2013-2018 Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>

# 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/>.

# See the file COPYING for details.

import sys

from django.core.management.base import BaseCommand

from django.apps import apps


APPS = ['ishtar_common', 'archaeological_operations',
        'archaeological_context_records', 'archaeological_finds',
        'archaeological_warehouse']


class Command(BaseCommand):
    args = ''
    help = 'Process pending update of cached labels and geo position'

    def add_arguments(self, parser):
        parser.add_argument(
            '--quiet', dest='quiet', action='store_true',
            help='Quiet output')

    def handle(self, *args, **options):
        quiet = options['quiet']
        for app in APPS:
            if not quiet:
                print(u"* app: {}".format(app))
            for model in apps.get_app_config(app).get_models():
                if model.__name__.startswith('Historical'):
                    continue
                if not bool(
                        [True for k in model._meta.get_fields()
                         if k.name == "need_update"]):
                    continue
                msg = u"-> processing {}: ".format(model._meta.verbose_name)
                q = model.objects.filter(need_update=True)
                ln = q.count()
                for idx, obj_id in enumerate(q.values('pk').all()):
                    obj = model.objects.get(pk=obj_id['pk'])
                    obj.skip_history_when_saving = True
                    obj._no_move = True
                    cmsg = u"\r{} {}/{}".format(msg, idx + 1, ln)
                    if not quiet:
                        sys.stdout.write(cmsg)
                        sys.stdout.flush()
                    obj.save()
                if not quiet and ln:
                    sys.stdout.write("\n")