def criterion_countries_changed(sender, instance, action, reverse, model, pk_set, **kwargs):
if action in ('post_add', 'post_remove', 'post_clear'):
if not reverse:
delete_cache(u'country_values_{}'.format(instance.pk))
else:
for pk in pk_set:
delete_cache(u'country_values_{}'.format(pk))
def update_static_block_cache(instance):
"""Deletes all static block relevant caches.
"""
delete_cache("%s-static-block-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
for category in instance.categories.all():
delete_cache("%s-category-inline-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.slug))
def update_topseller_cache(topseller):
"""Deletes all topseller relevant caches.
"""
delete_cache("%s-topseller" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
product = topseller.product
for category in product.get_categories(with_parents=True):
delete_cache("%s-topseller-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.id))
def manufacturer_changed_listener(sender, **kwargs):
# filtered lists of products assigned to manufacturer used at manufacturer page
delete_cache("%s-manufacturer-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, sender.slug))
# list of all manufacturer products
delete_cache("%s-manufacturer-all-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, sender.pk))
# if manufacturer assignment was changed then product navigation might be different too
invalidate_cache_group_id('product_navigation')
def update_topseller_cache(topseller):
"""Deletes all topseller relevant caches.
"""
delete_cache("%s-topseller" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
product = topseller.product
for category in product.get_categories(with_parents=True):
delete_cache("%s-topseller-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.id))
def criterion_countries_changed(sender, instance, action, reverse, model,
pk_set, **kwargs):
if action in ('post_add', 'post_remove', 'post_clear'):
if not reverse:
delete_cache(u'country_values_{}'.format(instance.pk))
else:
for pk in pk_set:
delete_cache(u'country_values_{}'.format(pk))
def manufacturer_changed_listener(sender, **kwargs):
# filtered lists of products assigned to manufacturer used at manufacturer page
delete_cache("%s-manufacturer-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, sender.slug))
# list of all manufacturer products
delete_cache("%s-manufacturer-all-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, sender.pk))
# if manufacturer assignment was changed then product navigation might be different too
invalidate_cache_group_id('product_navigation')
def update_static_block_cache(instance):
"""Deletes all static block relevant caches.
"""
delete_cache("%s-static-block-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
for category in instance.categories.all():
delete_cache("%s-category-inline-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.slug))
def order_item_listener(sender, instance, **kwargs):
"""Deletes topseller after an OrderItem has been updated. Topseller are
calculated automatically on base of OrderItems, hence we have to take of
that.
"""
delete_cache("%s-topseller" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
try:
for category in instance.product.get_categories(with_parents=True):
delete_cache("%s-topseller-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.id))
except:
pass # fail silently
def order_item_listener(sender, instance, **kwargs):
"""Deletes topseller after an OrderItem has been updated. Topseller are
calculated automatically on base of OrderItems, hence we have to take of
that.
"""
delete_cache("%s-topseller" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
try:
for category in instance.product.get_categories(with_parents=True):
delete_cache("%s-topseller-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.id))
except:
pass # fail silently
def product_pre_saved_listener(sender, instance, **kwargs):
""" If product slug was changed we should have cleared slug based product cache"""
# check if product already exists in database
if instance.pk:
if instance.is_variant():
parent = instance.parent
else:
parent = instance
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
try:
old_product = Product.objects.get(pk=parent.pk)
except Product.DoesNotExist:
pass
else:
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, old_product.slug))
def product_pre_saved_listener(sender, instance, **kwargs):
""" If product slug was changed we should have cleared slug based product cache"""
# check if product already exists in database
if instance.pk:
if instance.is_variant():
parent = instance.parent
else:
parent = instance
delete_cache("%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
try:
old_product = Product.objects.get(pk=parent.pk)
except Product.DoesNotExist:
pass
else:
delete_cache(
"%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, old_product.slug))
def product_categories_changed_listener(sender, **kwargs):
instance = kwargs['instance']
reverse = kwargs['reverse']
pk_set = kwargs['pk_set']
if reverse:
product = instance
delete_cache("%s-product-categories-%s-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, True))
delete_cache("%s-product-categories-%s-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, False))
else:
if pk_set:
for product in Product.objects.filter(pk__in=pk_set):
delete_cache("%s-product-categories-%s-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, True))
delete_cache("%s-product-categories-%s-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, False))
def product_categories_changed_listener(sender, **kwargs):
instance = kwargs['instance']
reverse = kwargs['reverse']
pk_set = kwargs['pk_set']
if reverse:
product = instance
delete_cache("%s-product-categories-%s-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, True))
delete_cache("%s-product-categories-%s-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, False))
else:
if pk_set:
for product in Product.objects.filter(pk__in=pk_set):
delete_cache(
"%s-product-categories-%s-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, True))
delete_cache(
"%s-product-categories-%s-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, product.id, False))
def tax_rate_deleted_listener(sender, instance, **kwargs):
delete_cache(u'tax_rate_{}'.format(instance.pk))
def customer_tax_deleted_listener(sender, instance, **kwargs):
delete_cache(u'all_customer_taxes')
def customer_tax_created_listener(sender, instance, created, **kwargs):
if created:
delete_cache(u'all_customer_taxes')
def update_product_cache(instance):
# If the instance is a product with variant or a variant we have to
# delete also the parent and all other variants
if instance.is_variant():
parent = instance.parent
else:
parent = instance
# if product was changed then we have to clear all product_navigation caches
invalidate_cache_group_id('product_navigation')
invalidate_cache_group_id('properties-%s' % parent.id)
delete_cache("%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug))
delete_cache("%s-product-images-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-related-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-categories-%s-False" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-categories-%s-True" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-default-variant-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
if parent.manufacturer:
delete_cache(
"%s-manufacturer-all-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.manufacturer.pk))
delete_cache(
"%s-manufacturer-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.manufacturer.slug))
try:
c = cache.get("%s-shipping-delivery-time" %
settings.CACHE_MIDDLEWARE_KEY_PREFIX)
del c["%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug)]
cache.set(
"%s-shipping-delivery-time" % settings.CACHE_MIDDLEWARE_KEY_PREFIX,
c)
except (KeyError, TypeError):
pass
for variant in parent.get_variants():
delete_cache("%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug))
delete_cache("%s-product-images-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-related-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-categories-%s-False" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-categories-%s-True" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-shipping-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.slug))
def shipping_method_saved_listener(sender, instance, **kwargs):
delete_cache("%s-shipping-delivery-time" %
settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("%s-shipping-delivery-time-cart" %
settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("all_active_shipping_methods")
def update_cart_cache(instance):
"""Deletes all cart relevant caches.
"""
if instance.user:
delete_cache("%s-cart-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.user.pk))
delete_cache("%s-cart-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.session))
delete_cache("%s-cart-items-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-cart-costs-True-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-cart-costs-False-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-shipping-delivery-time-cart" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("%s-shipping-delivery-time" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
def page_saved_listener(sender, instance, **kwargs):
delete_cache("%s-page-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-pages" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
def customer_tax_created_listener(sender, instance, created, **kwargs):
if created:
delete_cache(u'all_customer_taxes')
def customer_tax_deleted_listener(sender, instance, **kwargs):
delete_cache(u'all_customer_taxes')
def tax_rate_deleted_listener(sender, instance, **kwargs):
delete_cache(u'tax_rate_{}'.format(instance.pk))
def update_cart_cache(instance):
"""Deletes all cart relevant caches.
"""
if instance.user:
delete_cache("%s-cart-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.user.pk))
delete_cache("%s-cart-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.session))
delete_cache("%s-cart-items-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-cart-costs-True-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-cart-costs-False-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-shipping-delivery-time-cart" %
settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("%s-shipping-delivery-time" %
settings.CACHE_MIDDLEWARE_KEY_PREFIX)
def update_category_cache(instance):
# NOTE: ATM, we clear the whole cache if a category has been changed.
# Otherwise is lasts to long when the a category has a lot of products
# (1000s) and the shop admin changes a category.
clear_cache()
return
delete_cache("%s-category-breadcrumbs-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-all-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-categories-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
for category in Category.objects.all():
delete_cache("%s-categories-portlet-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.slug))
delete_cache("%s-category-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-all-children-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-children-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-parents-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-all-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
# Note: As this is called "pre-saved" newly created categories don't have
# the many-to-many attribute "products", hence we have to take care of it
# here.
try:
for product in instance.products.all():
update_product_cache(product)
except ValueError:
pass
def update_product_cache(instance):
# If the instance is a product with variant or a variant we have to
# delete also the parent and all other variants
if instance.is_variant():
parent = instance.parent
else:
parent = instance
# if product was changed then we have to clear all product_navigation caches
invalidate_cache_group_id('product_navigation')
invalidate_cache_group_id('properties-%s' % parent.id)
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug))
delete_cache("%s-product-images-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-related-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-categories-%s-False" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-product-categories-%s-True" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
delete_cache("%s-default-variant-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.id))
if parent.manufacturer:
delete_cache("%s-manufacturer-all-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.manufacturer.pk))
delete_cache("%s-manufacturer-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.manufacturer.slug))
try:
c = cache.get("%s-shipping-delivery-time" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
del c["%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug)]
cache.set("%s-shipping-delivery-time" % settings.CACHE_MIDDLEWARE_KEY_PREFIX, c)
except (KeyError, TypeError):
pass
for variant in parent.get_variants():
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, parent.slug))
delete_cache("%s-product-images-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-related-products-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-categories-%s-False" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-categories-%s-True" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.id))
delete_cache("%s-product-shipping-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, variant.slug))
def shipping_method_saved_listener(sender, instance, **kwargs):
delete_cache("%s-shipping-delivery-time" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("%s-shipping-delivery-time-cart" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
delete_cache("all_active_shipping_methods")
def shipping_method_deleted_listener(sender, instance, **kwargs):
delete_cache("all_active_shipping_methods")
def shipping_method_deleted_listener(sender, instance, **kwargs):
delete_cache("all_active_shipping_methods")
def shop_saved_listener(sender, instance, **kwargs):
delete_cache("%s-shop-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
def shop_saved_listener(sender, instance, **kwargs):
delete_cache("%s-shop-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
def page_saved_listener(sender, instance, **kwargs):
delete_cache("%s-page-%s" % (settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-pages" % settings.CACHE_MIDDLEWARE_KEY_PREFIX)
def update_category_cache(instance):
# NOTE: ATM, we clear the whole cache if a category has been changed.
# Otherwise is lasts to long when the a category has a lot of products
# (1000s) and the shop admin changes a category.
clear_cache()
return
delete_cache("%s-category-breadcrumbs-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-all-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-categories-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
for category in Category.objects.all():
delete_cache("%s-categories-portlet-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, category.slug))
delete_cache("%s-category-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.slug))
delete_cache("%s-category-all-children-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-children-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-parents-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
delete_cache("%s-category-all-products-%s" %
(settings.CACHE_MIDDLEWARE_KEY_PREFIX, instance.id))
# Note: As this is called "pre-saved" newly created categories don't have
# the many-to-many attribute "products", hence we have to take care of it
# here.
try:
for product in instance.products.all():
update_product_cache(product)
except ValueError:
pass
