# This file is part of Radicale Server - Calendar Server
# Copyright © 2012-2017 Guillaume Ayoub
# Copyright © 2017-2018 Unrud<unrud@outlook.com>
#
# This library 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.
#
# This library 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.
#
# You should have received a copy of the GNU General Public License
# along with Radicale.  If not, see <http://www.gnu.org/licenses/>.


from radicale import pathutils, rights


class Rights(rights.BaseRights):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self._verify_user = self.configuration.get("auth", "type") != "none"

    def authorized(self, user, path, permissions):
        if self._verify_user and not user:
            return ""
        sane_path = pathutils.strip_path(path)
        if "/" not in sane_path:
            return rights.intersect_permissions(permissions, "RW")
        if sane_path.count("/") == 1:
            return rights.intersect_permissions(permissions, "rw")
        return ""