本文整理汇总了Python中cart.Cart.is_valid方法的典型用法代码示例。如果您正苦于以下问题：Python Cart.is_valid方法的具体用法？Python Cart.is_valid怎么用？Python Cart.is_valid使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cart.Cart的用法示例。
在下文中一共展示了Cart.is_valid方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: orders_list
# 需要导入模块: from cart import Cart [as 别名]
# 或者: from cart.Cart import is_valid [as 别名]
def orders_list(request, tmpl, action=None):
msg_ok = msg_err = None
if action == 'validate':
cart = Cart(request)
if not cart.has_gcs_ckecked():
return HttpResponseRedirect('/resa/cart/uncheckedgcs/')
if not cart.is_valid():
return HttpResponseRedirect('/resa/cart/invalid/')
elif not cart.empty():
order = Order(user=request.user, creation_date=date.now(), donation = cart.donation)
order.save_confirm(cart)
cart.clear()
cart.save(request)
msg_ok = _(u"Order successfully confirmed")
pending_orders = request.user.order_set.filter(payment_date__isnull=True)
validated_orders = request.user.order_set.filter(payment_date__isnull=False)
return tmpl, {
'pending_orders': pending_orders,
'validated_orders': validated_orders,
'msg_err': msg_err, 'msg_ok': msg_ok,
'user_obj': request.user,
'currency': settings.CURRENCY, 'currency_alt': settings.CURRENCY_ALT,
}示例2: manage_cart
# 需要导入模块: from cart import Cart [as 别名]
# 或者: from cart.Cart import is_valid [as 别名]
def manage_cart(request, tmpl, user_id=None, action=None, product_id=None):
user = None
if user_id:
try:
user = User.objects.get(id=user_id)
except:
user = None
msg_ok = msg_err = products = cart = None
products = None
if user:
cart = Cart(request, user.id)
if request.user.is_staff:
products = Article.objects.all().order_by('order')
else:
products = Article.objects.filter(enabled=True).order_by('order')
if action == 'add':
product_id = int(request.POST.get('cart_add'))
if cart.add(product_id, 1):
msg_ok = _(u"Product successfully added to cart")
else:
msg_err = _(u"Error while adding product to cart")
elif action == 'del':
if cart.delete(int(product_id)):
msg_ok = _(u"Product successfully removed from cart")
else:
msg_err = _(u"Error while removing product from cart")
elif action == 'update':
update = True
for k,v in request.POST.iteritems():
product_id = 0
try:
quantity = int(v)
except:
quantity = 0
if k.startswith('product_'):
product_id = int(k[8:])
update = update and cart.update(product_id, quantity)
if update:
msg_ok = _(u"Product(s) successfully updated")
else:
msg_err = _(u"Error while updating product(s)")
elif action == 'validate':
valid = cart.is_valid()
if not valid and request.user.is_staff:
valid = request.POST.get('force') == '1'
if not valid:
msg_err = _(u"Unable to confirm this order, one (or more) product(s) in the cart exceed the available quantity")
else:
order = Order(user=user, creation_date=date.now())
order.save_confirm(cart)
cart.clear()
msg_ok = _(u"Order successfully confirmed")
cart.save(request)
return tmpl, {
'user_obj': user,
'products': products,
'cart': cart,
'msg_err': msg_err, 'msg_ok': msg_ok,
'is_admin': request.user.is_staff,
'currency': settings.CURRENCY, 'currency_alt': settings.CURRENCY_ALT,
}