wagtail/wagtail/wagtailcore/views.py
2014-07-18 17:32:41 +01:00

63 lines
2.6 KiB
Python

import warnings
from django.http import HttpResponse, Http404
from django.shortcuts import get_object_or_404, redirect
from django.core.urlresolvers import reverse
from django.conf import settings
from wagtail.wagtailcore import hooks
from wagtail.wagtailcore.models import Page, PageViewRestriction
from wagtail.wagtailcore.forms import PasswordPageViewRestrictionForm
def serve(request, path):
# we need a valid Site object corresponding to this request (set in wagtail.wagtailcore.middleware.SiteMiddleware)
# in order to proceed
if not request.site:
raise Http404
path_components = [component for component in path.split('/') if component]
route_result = request.site.root_page.specific.route(request, path_components)
if isinstance(route_result, HttpResponse):
warnings.warn(
"Page.route should return an instance of wagtailcore.url_routing.RouteResult, not an HttpResponse",
DeprecationWarning
)
return route_result
(page, args, kwargs) = route_result
for fn in hooks.get_hooks('before_serve_page'):
result = fn(page, request, args, kwargs)
if isinstance(result, HttpResponse):
return result
return page.serve(request, *args, **kwargs)
def authenticate_with_password(request, page_view_restriction_id, page_id):
"""
Handle a submission of PasswordPageViewRestrictionForm to grant view access over a
subtree that is protected by a PageViewRestriction
"""
restriction = get_object_or_404(PageViewRestriction, id=page_view_restriction_id)
page = get_object_or_404(Page, id=page_id).specific
if request.POST:
form = PasswordPageViewRestrictionForm(request.POST, instance=restriction)
if form.is_valid():
has_existing_session = (settings.SESSION_COOKIE_NAME in request.COOKIES)
passed_restrictions = request.session.setdefault('passed_page_view_restrictions', [])
if restriction.id not in passed_restrictions:
passed_restrictions.append(restriction.id)
request.session['passed_page_view_restrictions'] = passed_restrictions
if not has_existing_session:
# if this is a session we've created, set it to expire at the end
# of the browser session
request.session.set_expiry(0)
return redirect(form.cleaned_data['return_url'])
else:
form = PasswordPageViewRestrictionForm(instance=restriction)
action_url = reverse('wagtailcore_authenticate_with_password', args=[restriction.id, page.id])
return page.serve_password_required_response(request, form, action_url)