#!/usr/bin/env python
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# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  Cloudera, Inc. licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
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import logging
import os
import pwd

from django.contrib.auth.models import User
from django.core import management
from django.core.management.base import BaseCommand

from desktop.models import Document, Document2, SAMPLE_USER_OWNERS
from useradmin.models import install_sample_user


LOG = logging.getLogger(__name__)


class Command(BaseCommand):
  args = '<user>'
  help = 'Install examples but do not overwrite them.'

  def handle(self, *args, **options):
    if not options.get('user'):
      user = User.objects.get(username=pwd.getpwuid(os.getuid()).pw_name)
    else:
      user = options['user']

    if not Document2.objects.filter(type='notebook', owner__username__in=SAMPLE_USER_OWNERS).exists():
      install_sample_user()

      management.call_command('loaddata', 'initial_notebook_examples.json', verbosity=2)
      Document.objects.sync()

    from beeswax.management.commands.beeswax_install_examples import Command
    app_name = 'beeswax'
    Command().handle(app_name=app_name, user=user, tables='tables.json')
