Source code for anyblok.model.cache

# This file is a part of the AnyBlok project
#    Copyright (C) 2017 Jean-Sebastien SUZANNE <>
# 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
from anyblok.common import apply_cache

from .plugins import ModelPluginBase

[docs]class CachePlugin(ModelPluginBase): def __init__(self, registry): if not hasattr(registry, "caches"): registry.caches = {} super(CachePlugin, self).__init__(registry)
[docs] def insert_in_bases( self, new_base, namespace, properties, transformation_properties ): """Create overload to define the cache from __depends__. Because the cache is defined on the depend models and this namespace does not exist in caches dict :param new_base: the base to be put on front of all bases :param namespace: the namespace of the model :param properties: the properties declared in the model :param transformation_properties: the properties of the model """ for dep in properties["__depends__"]: if dep in self.registry.caches: cache = self.registry.caches.setdefault(namespace, {}) for method_name, methods in self.registry.caches[dep].items(): entry = cache.setdefault(method_name, []) entry.extend(methods) return {}
[docs] 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, ) )