gistfile1.py

""" This is a quick fix to provide full dehydration by demand
on Django Tastypie.

In order to use it you can query for:

    /api/v1/user/1/related_full=True

"""

class RelatedResource(ModelResource):
    user = fields.ToOneField(UserResource, 'user')

    class Meta:
        queryset = Related.objects.all()
        resource_name = 'related'


class UserResource(ModelResource):
    related = fields.ToOneField(RelatedResource, 'related', full=False) # Default is false

    class Meta:
        queryset = User.objects.all()
        resource_name = 'user'

        def dehydrate(self, bundle):
            for key, value in bundle.request.GET.iteritems():
                show_full = False
                relation_key = str()

                if '_full' in key:
                    relation_key = key.split('_full')[0]
                    show_full = value.lower() == "true"
          
                if show_full:
                    field = getattr(self, relation_key)
                    old_full = field.full
                    field.full = True
                    bundle.data[relation_key] = field.dehydrate(bundle)
                    field.full = old_full

            return bundle