wagtail/wagtail/contrib/settings/views.py
2015-10-23 11:41:28 +01:00

87 lines
3 KiB
Python

from django.core.exceptions import PermissionDenied
from django.http import Http404
from django.shortcuts import redirect, render, get_object_or_404
from django.utils.lru_cache import lru_cache
from django.utils.text import capfirst
from django.utils.translation import ugettext as _
from wagtail.wagtailadmin import messages
from wagtail.wagtailadmin.edit_handlers import (
ObjectList, extract_panel_definitions_from_model_class)
from wagtail.wagtailcore.models import Site
from .forms import SiteSwitchForm
from .permissions import user_can_edit_setting_type
from .registry import registry
def get_model_from_url_params(app_name, model_name):
"""
retrieve a content type from an app_name / model_name combo.
Throw Http404 if not a valid setting type
"""
model = registry.get_by_natural_key(app_name, model_name)
if model is None:
raise Http404
return model
@lru_cache()
def get_setting_edit_handler(model):
panels = extract_panel_definitions_from_model_class(model, ['site'])
return ObjectList(panels).bind_to_model(model)
def edit_current_site(request, app_name, model_name):
# Redirect the user to the edit page for the current site
# (or the current request does not correspond to a site, the first site in the list)
site = request.site or Site.objects.first()
return redirect('wagtailsettings:edit', site.pk, app_name, model_name)
def edit(request, site_pk, app_name, model_name):
model = get_model_from_url_params(app_name, model_name)
if not user_can_edit_setting_type(request.user, model):
raise PermissionDenied
site = get_object_or_404(Site, pk=site_pk)
setting_type_name = model._meta.verbose_name
instance = model.for_site(site)
edit_handler_class = get_setting_edit_handler(model)
form_class = edit_handler_class.get_form_class(model)
if request.POST:
form = form_class(request.POST, request.FILES, instance=instance)
if form.is_valid():
form.save()
messages.success(
request,
_("{setting_type} updated.").format(
setting_type=capfirst(setting_type_name),
instance=instance
)
)
return redirect('wagtailsettings:edit', site.pk, app_name, model_name)
else:
messages.error(request, _("The setting could not be saved due to errors."))
edit_handler = edit_handler_class(instance=instance, form=form)
else:
form = form_class(instance=instance)
edit_handler = edit_handler_class(instance=instance, form=form)
# Show a site switcher form if there are multiple sites
site_switcher = None
if Site.objects.count() > 1:
site_switcher = SiteSwitchForm(site, model)
return render(request, 'wagtailsettings/edit.html', {
'opts': model._meta,
'setting_type_name': setting_type_name,
'instance': instance,
'edit_handler': edit_handler,
'site': site,
'site_switcher': site_switcher,
})