Use ContentType. Read about it in django documentation
On Nov 8, 2:03 am, Alistair Marshall <[EMAIL PROTECTED]>
wrote:
> On Nov 7, 4:19 pm, Gerard flanagan <[EMAIL PROTECTED]> wrote:
>
> > I don't know if it's clever or stupid, but this is what I have done in a
> > similar situation:
>
> It appears to be a nice solution - it throws an error If I try to
> get_related() on a generic non-specialised place rather than just
> returning itself, but I don't think that will be a problem for this
> application.
>
> -- update actually this can be fixed with a try except statement:
> #-------------------------------------------------
> class Item(models.Model):
> ....
> typecode = models.CharField(max_length=30, editable=False)
>
> def save(self, force_insert=False, force_update=False):
> self.typecode = self.__class__.__name__.lower()
> super(Item, self).save(force_insert, force_update)
>
> def get_related(self):
> try:
> return
> self.__class__.__dict__[self.typecode].related.model.objects.get(id=self.id )
> except:
> return self
>
> class SubItem(Item):
> ....
>
> #-------------------------------------------------
>
> Thanks
>
> Alistair
>
> --
> Alistair Marshall
>
> www.thatscottishengineer.co.uk
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