#!/usr/bin/python
# -*- coding: utf-8 -*-

# Hive Netius System
# Copyright (c) 2008-2015 Hive Solutions Lda.
#
# This file is part of Hive Netius System.
#
# Hive Netius System is free software: you can redistribute it and/or modify
# it under the terms of the Apache License as published by the Apache
# Foundation, either version 2.0 of the License, or (at your option) any
# later version.
#
# Hive Netius System 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
# Apache License for more details.
#
# You should have received a copy of the Apache License along with
# Hive Netius System. If not, see <http://www.apache.org/licenses/>.

__version__ = "1.0.0"
""" The version of the module """

__revision__ = "$LastChangedRevision$"
""" The revision number of the module """

__date__ = "$LastChangedDate$"
""" The last change date of the module """

__copyright__ = "Copyright (c) 2008-2015 Hive Solutions Lda."
""" The copyright for the module """

__license__ = "Apache License, Version 2.0"
""" The license for the module """

import netius

from . import base

class MemoryAuth(base.Auth):

    def __init__(self, registry = None, *args, **kwargs):
        base.Auth.__init__(self, *args, **kwargs)
        self.registry = registry

    @classmethod
    def auth(cls, username, password, registry = None, *args, **kwargs):
        registry = registry or cls.get_registry()
        register = registry.get(username, None)
        if not register: return False
        _password = register.get("password")
        return cls.verify(_password, password)

    @classmethod
    def get_registry(cls):
        if hasattr(cls, "registry"): return cls.registry
        cls.registry = cls.load_registry()
        return cls.registry

    @classmethod
    def load_registry(cls):
        return netius.conf("REGISTRY", {})

    def auth_i(self, username, password, *args, **kwargs):
        return self.__class__.auth(
            username,
            password,
            registry = self.registry,
            *args,
            **kwargs
        )
