def test_error_when_initializing_unmapped_model(self):
Unmapped = create_deferred_base_class('Unmapped')
UnmappedModel = deferred.MaterializedModel(Unmapped)
with self.assertRaisesRegexp(
ImproperlyConfigured,
'No class implements abstract base model: `Unmapped`.'):
UnmappedModel._setup()
if self.order._fsm_requested_transition == ('status', 'ship_goods') and not self.shipped_at:
shipping_modifier = cart_modifiers_pool.get_active_shipping_modifier(self.shipping_method)
shipping_modifier.ship_the_goods(self)
def get_number(self):
"""
Hook to get the delivery number.
A class inheriting from Order may transform this into a string which is better readable.
"""
if self.order.allow_partial_delivery:
for part, delivery in enumerate(self.order.delivery_set.all(), 1):
if delivery.pk == self.pk:
return "{} / {}".format(self.order.get_number(), part)
return self.order.get_number()
DeliveryModel = deferred.MaterializedModel(BaseDelivery)
class BaseDeliveryItem(with_metaclass(deferred.ForeignKeyBuilder, models.Model)):
"""
Abstract base class to keep track on the delivered quantity for each ordered item. Since the
quantity can be any numerical value, it has to be defined by the class implementing this model.
"""
delivery = deferred.ForeignKey(
BaseDelivery,
verbose_name=_("Delivery"),
on_delete=models.CASCADE,
related_name='items',
help_text=_("Refer to the shipping provider used to ship this item"),
)
'{}/address.txt'.format(app_settings.APP_LABEL),
'shop/address.txt',
]
template = select_template(template_names)
return template.render({'address': self})
class BaseShippingAddress(
with_metaclass(deferred.ForeignKeyBuilder, BaseAddress)):
address_type = 'shipping'
class Meta:
abstract = True
ShippingAddressModel = deferred.MaterializedModel(BaseShippingAddress)
class BaseBillingAddress(
with_metaclass(deferred.ForeignKeyBuilder, BaseAddress)):
address_type = 'billing'
class Meta:
abstract = True
BillingAddressModel = deferred.MaterializedModel(BaseBillingAddress)
ISO_3166_CODES = [
('AF', _("Afghanistan")),
('AX', _("Aland Islands")),
by all external plugins to check, if an Order object has been fully paid.
"""
@classmethod
def get_transition_name(cls, target):
"""Return the human readable name for a given transition target"""
return cls._transition_targets.get(target, target)
def status_name(self):
"""Return the human readable name for the current transition state"""
return self._transition_targets.get(self.status, self.status)
status_name.short_description = pgettext_lazy('order_models', "State")
OrderModel = deferred.MaterializedModel(BaseOrder)
class OrderPayment(with_metaclass(deferred.ForeignKeyBuilder, models.Model)):
"""
A model to hold received payments for a given order.
"""
order = deferred.ForeignKey(BaseOrder, verbose_name=_("Order"))
amount = MoneyField(
_("Amount paid"),
help_text=_("How much was paid with this particular transfer."))
transaction_id = models.CharField(
_("Transaction ID"),
max_length=255,
help_text=_("The transaction processor's reference"))
created_at = models.DateTimeField(_("Received at"), auto_now_add=True)
return str(self.user_id)
def save(self, **kwargs):
if 'update_fields' not in kwargs:
self.user.save(using=kwargs.get('using', DEFAULT_DB_ALIAS))
super(BaseCustomer, self).save(**kwargs)
def delete(self, *args, **kwargs):
if self.user.is_active and self.recognized is CustomerState.UNRECOGNIZED:
# invalid state of customer, keep the referred User
super(BaseCustomer, self).delete(*args, **kwargs)
else:
# also delete self through cascading
self.user.delete(*args, **kwargs)
CustomerModel = deferred.MaterializedModel(BaseCustomer)
class VisitingCustomer(object):
"""
This dummy object is used for customers which just visit the site. Whenever a VisitingCustomer
adds something to the cart, this object is replaced against a real Customer object.
"""
user = AnonymousUser()
def __str__(self):
return 'Visitor'
@property
def email(self):
return ''
"""
Checks if the product is already in the given cart, and if so, returns the corresponding
cart_item, otherwise this method returns None.
The boolean `watched` is used to determine if this check shall only be performed for the
watch-list.
Optionally one may pass arbitrary information about the product using `**kwargs`. This can
be used to determine if a product with variations shall be considered as the same cart item
increasing it quantity, or if it shall be considered as a separate cart item, resulting in
the creation of a new cart item.
"""
from .cart import CartItemModel
cart_item_qs = CartItemModel.objects.filter(cart=cart, product=self)
return cart_item_qs.first()
ProductModel = deferred.MaterializedModel(BaseProduct)
class CMSPageReferenceMixin(object):
"""
Products which refer to CMS pages in order to emulate categories, normally need
a way to be accessed directly via a URL. Add this mixin to Product classes to
add a ``get_absolute_url()`` method.
"""
def get_absolute_url(self):
"""
Return the absolute URL of a product
"""
# sorting by highest level, so that the canonical URL
# associates with the most generic category
cms_page = self.cms_pages.order_by('depth').last()
on_delete=models.CASCADE,
)
product = deferred.ForeignKey(
BaseProduct,
on_delete=models.CASCADE,
)
class Meta:
abstract = True
unique_together = ['page', 'product']
verbose_name = _("Category")
verbose_name_plural = _("Categories")
ProductPageModel = deferred.MaterializedModel(BaseProductPage)
class BaseProductImage(models.Model, metaclass=deferred.ForeignKeyBuilder):
"""
ManyToMany relation from the polymorphic Product to a set of images.
"""
image = image.FilerImageField(on_delete=models.CASCADE)
product = deferred.ForeignKey(
BaseProduct,
on_delete=models.CASCADE,
)
order = models.SmallIntegerField(default=0)
self.cart._dirty = True
def update(self, request):
"""
Loop over all registered cart modifier, change the price per cart item and optionally add
some extra rows.
"""
if not self._dirty:
return
self.extra_rows = OrderedDict() # reset the dictionary
for modifier in cart_modifiers_pool.get_all_modifiers():
modifier.process_cart_item(self, request)
self._dirty = False
CartItemModel = deferred.MaterializedModel(BaseCartItem)
class CartManager(models.Manager):
"""
The Model Manager for any Cart inheriting from BaseCart.
"""
def get_from_request(self, request):
"""
Return the cart for current customer.
"""
if request.customer.is_visitor():
raise self.model.DoesNotExist(
"Cart for visiting customer does not exist.")
cart, created = self.get_or_create(customer=request.customer)
return cart
def setUp(self):
self.OrderModel = deferred.MaterializedModel(DeferredBaseOrder)
