##
# Copyright (C) 2017 Jessica Tallon & Matt Molyneaux
#
# This file is part of Inboxen.
#
# Inboxen 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.
#
# Inboxen 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 Inboxen. If not, see <http://www.gnu.org/licenses/>.
##
from django import forms
from inboxen.cms import models
PAGE_TYPES = (
models.HelpIndex,
models.AppPage,
models.HelpPage,
# models.PeoplePage,
)
class DeleteForm(forms.Form):
yes_delete = forms.BooleanField()
class HelpBasePageForm(forms.ModelForm):
model_ct = None # populated by get_page_form
def clean(self):
cleaned_data = super(HelpBasePageForm, self).clean()
if "slug" not in self.errors: # "slug" won't be in cleaned_data if there was an error
slug = cleaned_data["slug"]
parent = self.instance.parent
if parent:
siblings = parent.get_children()
if self.instance.pk:
siblings = siblings.exclude(pk=self.instance.pk)
if siblings.filter(slug=slug).exists():
raise forms.ValidationError({'slug': "Must be unique within siblings"})
return cleaned_data
def get_page_form(model_ct, form=HelpBasePageForm):
model = model_ct.model_class()
assert issubclass(model, models.HelpBasePage) and model != models.HelpBasePage, \
"Model must be a subclass of HelpBasePage, but not HelpBasePage itself."
assert model in PAGE_TYPES, "Not a supported model"
form = forms.modelform_factory(model, form=form, fields=model.admin_fields)
form.model_ct = model_ct
return form
