Would it be possible to add these extra admin methods into a parent class;
and then have all your individual model admins inherit from it? Ditto for
the models.py
On Sunday, 8 February 2015 21:15:42 UTC+2, Hangloser Firestarter wrote:
>
> Solved.
>
> In __init__.py
> ...
> from django.db.models.signals import post_syncdb
> from django.contrib.contenttypes.models import ContentType
> from django.contrib.auth.models import Permission
>
> def add_view_permissions(sender, **kwargs):
> """
> This syncdb hooks takes care of adding a view permission too all our
> content types.
> """
> # for each of our content types
> for content_type in ContentType.objects.all():
> # build our permission slug
> codename = "view_%s" % content_type.model
>
> # if it doesn't exist..
> if not Permission.objects.filter(content_type=content_type,
> codename=codename):
> # add it
> Permission.objects.create(content_type=content_type,
> codename=codename,
> name="Can view %s" %
> content_type.name)
> print("Added view permission for %s" % content_type.name)
>
> # check for all our view permissions after a syncdb
> post_syncdb.connect(add_view_permissions)
> ...
>
> In admin.py
> ...
> class MyAdmin(admin.ModelAdmin):
> def has_change_permission(self, request, obj=None):
> ct = ContentType.objects.get_for_model(self.model)
> salida = False
> if request.user.is_superuser:
> salida = True
> else:
> if request.user.has_perm('%s.view_%s' % (ct.app_label,
> ct.model)):
> salida = True
> else:
> if request.user.has_perm('%s.change_%s' % (ct.app_label,
> ct.model)):
> salida = True
> else:
> salida = False
> return salida
>
> def get_readonly_fields(self, request, obj=None):
> ct = ContentType.objects.get_for_model(self.model)
> if not request.user.is_superuser and
> request.user.has_perm('%s.view_%s' % (ct.app_label, ct.model)):
> return [el.name for el in self.model._meta.fields]
> return self.readonly_fields
> ...
>
> in models.py
> ...
> class City(models.Model):
> nome_cidade = models.CharField(max_length=100)
> estado_cidade = models.CharField(max_length=100)
> pais_cidade = models.CharField(max_length=100)
>
> def __str__(self):
> return self.nome_cidade
>
> class Meta:
> permissions = (
> ('view_city', 'Can view city'),
> )
> ...
>
> Thank's for help!
>
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