Source code for anyblok.model.cache

# This file is a part of the AnyBlok project
#
#    Copyright (C) 2017 Jean-Sebastien SUZANNE <jssuzanne@anybox.fr>
#
# This Source Code Form is subject to the terms of the Mozilla Public License,
# v. 2.0. If a copy of the MPL was not distributed with this file,You can
# obtain one at http://mozilla.org/MPL/2.0/.
from .plugins import ModelPluginBase
from anyblok.common import apply_cache


class CachePlugin(ModelPluginBase):

    def __init__(self, registry):
        if not hasattr(registry, 'caches'):
            registry.caches = {}

        super(CachePlugin, self).__init__(registry)

    def transform_base_attribute(self, attr, method, namespace, base,
                                 transformation_properties,
                                 new_type_properties):
        """ Find the sqlalchemy hybrid methods in the base to save the
        namespace and the method in the registry

        :param attr: attribute name
        :param method: method pointer of the attribute
        :param namespace: the namespace of the model
        :param base: One of the base of the model
        :param transformation_properties: the properties of the model
        :param new_type_properties: param to add in a new base if need
        """
        new_type_properties.update(apply_cache(
            attr, method, self.registry, namespace, base,
            transformation_properties))