def product_group(self):
uid = self.request.get('uid')
if not uid:
raise ValueError(u'No execution context UID')
obj = get_object_by_uid(self.context, uid)
if not obj:
raise ValueError(u'Execution context object not found by UID')
if IProductGroup.providedBy(obj):
return obj
if IVariant.providedBy(obj):
return aq_parent(obj)
raise ValueError(u'Object not implements IProductGroup or IVariant')
def product_group(self):
uid = self.request.get('uid')
if not uid:
raise ValueError(u'No execution context UID')
obj = get_object_by_uid(self.context, uid)
if not obj:
raise ValueError(u'Execution context object not found by UID')
if IProductGroup.providedBy(obj):
return obj
if IVariant.providedBy(obj):
return aq_parent(obj)
raise ValueError(u'Object not implements IProductGroup or IVariant')
def cart_items(self, items):
ret = list()
sm = getSecurityManager()
for uid, count, comment in items:
try:
obj = api.content.get(UID=uid)
except ValueError:
remove_item_from_cart(self.request, uid)
continue
if not sm.checkPermission(permissions.BuyItems, obj):
remove_item_from_cart(self.request, uid)
continue
buyable_period = queryAdapter(obj, IBuyablePeriod)
if buyable_period:
now = datetime.now()
effective = buyable_period.effective
if effective and now < effective:
remove_item_from_cart(self.request, uid)
continue
expires = buyable_period.expires
if expires and now > expires:
remove_item_from_cart(self.request, uid)
continue
data = get_item_data_provider(obj)
title = data.title
discount_net = data.discount_net(count)
price = (Decimal(str(data.net)) - discount_net) * count
if data.display_gross:
price = price + price / Decimal(100) * Decimal(str(data.vat))
url = obj.absolute_url()
description = obj.Description()
comment_required = data.comment_required
quantity_unit_float = data.quantity_unit_float
quantity_unit = translate(data.quantity_unit, context=self.request)
preview_image_url = get_item_preview(obj).url
if IVariant.providedBy(obj) and get_item_preview(obj).url == '':
preview_image_url = get_item_preview(aq_parent(obj)).url
item_state = get_item_state(obj, self.request)
no_longer_available = not item_state.validate_count(count)
alert = item_state.alert(count)
item = self.item(
uid, title, count, price, url, comment, description,
comment_required, quantity_unit_float, quantity_unit,
preview_image_url, no_longer_available, alert)
ret.append(item)
return ret
def can_enable(self):
return not self.aspect_schema.providedBy(self.context) and IVariant.providedBy(
self.context
)
def can_enable(self):
return not self.aspect_schema.providedBy(self.context) \
and IVariant.providedBy(self.context)