django1/django/contrib/admin/decorators.py

32 lines
983 B
Python

def register(*models, **kwargs):
"""
Registers the given model(s) classes and wrapped ModelAdmin class with
admin site:
@register(Author)
class AuthorAdmin(admin.ModelAdmin):
pass
A kwarg of `site` can be passed as the admin site, otherwise the default
admin site will be used.
"""
from django.contrib.admin import ModelAdmin
from django.contrib.admin.sites import site, AdminSite
def _model_admin_wrapper(admin_class):
if not models:
raise ValueError('At least one model must be passed to register.')
admin_site = kwargs.pop('site', site)
if not isinstance(admin_site, AdminSite):
raise ValueError('site must subclass AdminSite')
if not issubclass(admin_class, ModelAdmin):
raise ValueError('Wrapped class must subclass ModelAdmin.')
admin_site.register(models, admin_class=admin_class)
return admin_class
return _model_admin_wrapper