Check unicity of (slug, collectivity) pair in ServiceInstanceForm (fixes #7587)

The constraint is not checked in the full_clean() because collectivity is
an excluded field (as it's already set on the initial instance).
This commit is contained in:
Benjamin Dauvergne 2015-06-16 14:26:53 +02:00
parent 9715f60fc2
commit fea29efe18
1 changed files with 10 additions and 0 deletions

View File

@ -4,6 +4,7 @@ import tempfile
import subprocess
from django import forms
from django.core.exceptions import ValidationError
from django.utils.translation import ugettext_lazy as _, ugettext
from django.contrib.auth import authenticate
@ -50,6 +51,15 @@ class CollectivityForm(CertificateMixin, BaseForm):
exclude = ('uuid', 'default')
class ServiceInstanceForm(BaseForm):
def clean(self):
# check unicity constraint on slug and collectivity
if self.instance:
model = self.instance.__class__
if model.objects.exclude(pk=self.instance.pk) \
.filter(collectivity=self.instance.collectivity,
slug=self.cleaned_data.get('slug')).exists():
raise ValidationError(_('This slug is already used'))
class Meta:
model = models.ServiceInstance
exclude = ('collectivity',)