def render_tag(self, context):
cart = get_or_create_cart(context['request'])
cart.update()
context['cart'] = cart
context['cart_items': cart.get_updated_cart_items()]
formset = get_cart_item_formset(cart_items=context['cart_items'])
context['formset': formset]
return ''
def get(self, request, *args, **kwargs):
"""
This is lifted from the TemplateView - we don't get this behavior since
this only extends the mixin and not templateview.
"""
context = self.get_context_data(**kwargs)
formset = get_cart_item_formset(cart_items=context['cart_items'])
context.update({'formset': formset, })
return self.render_to_response(context)
def render(self, context, instance, placeholder):
state = {}
cart_object = get_or_create_cart(context['request'])
cart_object.update(state)
context.update({'cart': cart_object})
context.update({'cart_items': cart_object.get_updated_cart_items()})
if 'formset' in context.get('request').POST:
context.update(context.get('request').POST)
else:
context.update({'formset': get_cart_item_formset(cart_items=context['cart_items'])})
return context
def update_context_with_cart_form(self,ctx):
cart_object = get_or_create_cart(self.request)
state={'country':self.request.session.get('django_country')}
cart_object.update(state)
ctx.update({'cart': cart_object})
ctx.update({'cart_items': cart_object.get_updated_cart_items()})
formset = get_cart_item_formset(cart_items=ctx['cart_items'])
ctx.update({'formset': formset, })
ctx.update({'cart_form': CartForm(instance=cart_object) })
return ctx
def put(self, *args, **kwargs):
"""
Update shopping cart items quantities.
Data should be in update_item_ID=QTY form, where ID is id of cart item
and QTY is quantity to set.
"""
context = self.get_context_data(**kwargs)
formset = get_cart_item_formset(cart_items=context['cart_items'],
data=self.request.POST)
if formset.is_valid():
formset.save()
return self.put_success()
context.update({'formset': formset, })
return self.render_to_response(context)
def put(self, *args, **kwargs):
"""
Update shopping cart items quantities.
Data should be in update_item_ID=QTY form, where ID is id of cart item
and QTY is quantity to set.
"""
context = self.get_context_data(**kwargs)
formset = get_cart_item_formset(cart_items=context['cart_items'],
data=self.request.POST)
if formset.is_valid():
formset.save()
return self.put_success()
context.update({'formset': formset, })
return self.render_to_response(context)
def put(self, *args, **kwargs):
"""
Update shopping cart items quantities.
Data should be in update_item_ID=QTY form, where ID is id of cart item
and QTY is quantity to set.
"""
context = self.get_context_data(**kwargs)
formset = get_cart_item_formset(cart_items=context['cart_items'],
data=self.request.POST)
if formset.is_valid():
formset.save()
return self.put_success()
self.request.POST = {'formset': formset, }
return cms_views.details(self.request, slug = pagemodel.Page.objects.get(reverse_id='cart').get_slug())
def put(self, *args, **kwargs):
""" Update shopping cart form. """
context = self.get_context_data(**kwargs)
self.update_context_with_cart_form(context)
formset = get_cart_item_formset(cart_items=context['cart_items'],data=self.request.POST)
""" valid form redirects to get cart again, otherwise re-display form with errors """
if formset.is_valid():
formset.save()
messages.add_message(self.request,messages.INFO, _('Item quantity has been successfully changed.'),extra_tags='basket_only')
return self.redirect()
messages.add_message(self.request,messages.ERROR, _('Unable to change item quantity.'),extra_tags='basket_only')
context.update({'formset': formset, })
return self.render_to_response(context)
def put(self, *args, **kwargs):
"""
Update shopping cart items quantities.
Data should be in update_item_ID=QTY form, where ID is id of cart item
and QTY is quantity to set.
"""
context = self.get_context_data(**kwargs)
try:
formset = get_cart_item_formset(cart_items=context["cart_items"], data=self.request.POST)
except ValidationError:
return redirect("cart")
if formset.is_valid():
formset.save()
return self.put_success()
context.update({"formset": formset})
return self.render_to_response(context)
def get_context_data(self, **kwargs):
ctx = super(ShopListView, self).get_context_data(**kwargs)
#set up the currency before we use the cart itself
self.do_currency_switch()
state={'country':self.request.session.get('django_country')}
cart_object = get_or_create_cart(self.request)
cart_object.update(state)
ctx.update({'cart': cart_object})
ctx.update({'cart_items': cart_object.get_updated_cart_items()})
formset = get_cart_item_formset(cart_items=ctx['cart_items'])
ctx.update({'formset': formset, })
ctx.update({'cart_form': CartForm(instance=cart_object) })
return ctx
def test_cart_items_should_have_updated_values(self):
self.cart.update()
items = self.cart.get_updated_cart_items()
formset = get_cart_item_formset(cart_items=items)
self.assertEqual(formset.forms[0].instance.line_subtotal, 246)
def test_should_return_formset(self):
items = CartItem.objects.all()
formset = get_cart_item_formset(cart_items=items)
self.assertTrue('quantity' in formset.forms[0].fields)
def test_cart_items_should_have_updated_values(self):
self.cart.update(self.request)
items = self.cart.get_updated_cart_items()
formset = get_cart_item_formset(cart_items=items)
self.assertEqual(formset.forms[0].instance.line_subtotal, 246)
def test_should_return_formset(self):
items = CartItem.objects.all()
formset = get_cart_item_formset(cart_items=items)
self.assertTrue('quantity' in formset.forms[0].fields)
def get(self, request, *args, **kwargs):
"""Add cart items into context."""
context = self.get_context_data(**kwargs)
formset = get_cart_item_formset(cart_items=context['cart_items'])
context.update({'formset': formset, })
return self.render_to_response(context)
