from django.utils.functional import lazy
def field_verbose_db(field_name):
from app.models import FieldNamesMap
return FieldNamesMap.objects.get(key=field_name).title
field_verbose_db_lazy = lazy(field_name, unicode)
first_name = models.CharField(...,
verbose_name=field_verbose_db_lazy('first_name'))
вторник, 4 февраля 2014 г., 22:03:08 UTC+4 пользователь Jon Dufresne
написал:
>
> Hi,
>
> I have a model with fields that allows the user to modify the
> user-facing names of these fields. Think "first name", "last name",
> "email", the user may prefer these be displayed as "given name",
> "surname", "email address". This is configured exactly once throughout
> the system. So in this example *all* instances of "first name" should
> instead be displayed as "given name". Is it possible have a model
> where "verbose_name" is not a static string, but instead comes from
> the database? Perhaps with some lazy loading trickery? I want to do
> something in the spirit of:
>
> first_name = models.CharField(..., verbose_name=lazy_load_name_from_db())
>
> My hope is to eliminate the need to think about what to call this
> field when displayed to the user.
>
> Thanks,
> Jon
>
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