def view( self, request, shop_name, product_id ):
req_get = request.GET
product = Product.objects.get( id = int( product_id ) )
shop_id = get_shop_id_by_name( request.session, shop_name )
if product.shop.id != shop_id:
raise ProductNotInThisShopError( "Product with id {0} not found in shop {1}".format( product_id, self._shop_name ) )
cart = Cart( request.session)
in_cart = str( product.id ) in cart.as_dict()
location = Location( request.session, 'shop' )
if location.is_set():
back = location.get()
else:
back = None
return super( ProductView, self ).view( request,
shop_name,
{
'back': back,
'product': product,
'in_cart': in_cart,
'opt': req_get[ 'opt' ] if 'opt' in req_get else None
} )
