aircox-radiocampus/aircox/views/page.py
2019-08-07 01:45:27 +02:00

85 lines
2.9 KiB
Python

from django.http import Http404
from django.views.generic import DetailView, ListView
from ..models import Category
from ..utils import Redirect
from .base import BaseView
__all__ = ['PageDetailView', 'PageListView']
class PageDetailView(BaseView, DetailView):
""" Base view class for pages. """
context_object_name = 'page'
def get_queryset(self):
return super().get_queryset().select_related('cover', 'category')
# This should not exists: it allows mapping not published pages
# or it should be only used for trashed pages.
def not_published_redirect(self, page):
"""
When a page is not published, redirect to the returned url instead
of an HTTP 404 code. """
return None
def get_object(self):
obj = super().get_object()
if not obj.is_published:
redirect_url = self.not_published_redirect(obj)
if redirect_url:
raise Redirect(redirect_url)
raise Http404('%s not found' % self.model._meta.verbose_name)
return obj
def get_context_data(self, **kwargs):
#if kwargs.get('regions') is None:
# contents = contents_for_item(
# page, page_renderer._renderers.keys())
# kwargs['regions'] = contents.render_regions(page_renderer)
page = kwargs.setdefault('page', self.object)
kwargs.setdefault('title', page.title)
kwargs.setdefault('cover', page.cover)
return super().get_context_data(**kwargs)
class PageListView(BaseView, ListView):
template_name = 'aircox/page_list.html'
item_template_name = 'aircox/page_item.html'
paginate_by = 10
show_headline = True
show_side_nav = True
categories = None
def get(self, *args, **kwargs):
self.categories = set(self.request.GET.getlist('categories'))
return super().get(*args, **kwargs)
def get_queryset(self):
qs = super().get_queryset().published() \
.select_related('cover', 'category')
# category can be filtered based on request.GET['categories']
# (by id)
if self.categories:
qs = qs.filter(category__slug__in=self.categories)
return qs.order_by('-date')
def get_categories_queryset(self):
# TODO: use generic reverse field lookup
categories = self.model.objects.published() \
.filter(category__isnull=False) \
.values_list('category', flat=True)
return Category.objects.filter(id__in=categories)
def get_context_data(self, **kwargs):
kwargs.setdefault('item_template_name', self.item_template_name)
kwargs.setdefault('filter_categories', self.get_categories_queryset())
kwargs.setdefault('categories', self.categories)
kwargs.setdefault('show_headline', self.show_headline)
return super().get_context_data(**kwargs)