welco/welco/kb/forms.py

42 lines
1.4 KiB
Python

# welco - multichannel request processing
# Copyright (C) 2015 Entr'ouvert
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from django import forms
from django.utils.text import slugify
from .models import Page
class PageForm(forms.ModelForm):
class Meta:
model = Page
exclude = ('slug',)
def save(self, commit=True):
if not self.instance.slug:
base_slug = slugify(self.instance.title)[:40]
slug = base_slug
i = 1
while True:
try:
self.Meta.model.objects.get(slug=slug)
except self.Meta.model.DoesNotExist:
break
i += 1
slug = '%s-%s' % (base_slug, i)
self.instance.slug = slug
return super().save(commit=commit)