ckanext-privatedatasets/ckanext/privatedatasets/helpers.py

55 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2014 CoNWeT Lab., Universidad Politécnica de Madrid
# This file is part of CKAN Private Dataset Extension.
# CKAN Private Dataset Extension 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.
# CKAN Private Dataset Extension 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 CKAN Private Dataset Extension. If not, see <http://www.gnu.org/licenses/>.
import ckan.model as model
import ckan.plugins.toolkit as tk
import db
def is_dataset_acquired(pkg_dict):
db.init_db(model)
if tk.c.user:
return len(db.AllowedUser.get(package_id=pkg_dict['id'], user_name=tk.c.user)) > 0
else:
return False
def is_owner(pkg_dict):
if tk.c.userobj is not None:
return tk.c.userobj.id == pkg_dict['creator_user_id']
else:
return False
def get_allowed_users_str(users):
if users:
return ','.join([user for user in users])
else:
return ''
def can_read(pkg_dict):
try:
context = {'user': tk.c.user, 'userobj': tk.c.userobj, 'model': model}
return tk.check_access('package_show', context, pkg_dict)
except tk.NotAuthorized:
return False