def summary(request, year=None, month=None, day=None):
orders = None
if year == None and month == None and day == None:
orders = Order.today()
else:
orders = Order.by_date(year, month, day)
orders = orders.select_related("meal", "restaurant", "order_for").order_by("restaurant", "for_user")
# data for unorderd users
ordered_user_set = set([order.for_user for order in orders])
all_user_set = set([user for user in User.objects.all()])
# is meal sys locked?
locked = Lock.is_locked()
orders_group_by_restaurant = _regroup_and_sum_orders(orders)
return render_to_response(
"meal/list.html",
{
"orders": orders,
"orders_group_by_restaurant": orders_group_by_restaurant,
"unordered_users": all_user_set - ordered_user_set,
"locked": locked,
},
context_instance=RequestContext(request),
)
def new(*args, **kwargs):
if Lock.is_locked():
return HttpResponseForbidden("订餐系统已经锁定")
return meth(*args, **kwargs)