Files
aircox/aircox/views/program.py

121 lines
3.6 KiB
Python

import random
from django.contrib.auth.mixins import UserPassesTestMixin
from django.forms import ModelForm, ImageField
from django.urls import reverse
from ckeditor.fields import RichTextField
from filer.models.imagemodels import Image
from ..models import Article, Episode, Page, Program, StaticPage
from .mixins import ParentMixin
from .page import PageDetailView, PageListView, PageUpdateView
__all__ = ["ProgramPageDetailView", "ProgramDetailView", "ProgramPageListView"]
class BaseProgramMixin:
def get_program(self):
return self.object
def get_context_data(self, **kwargs):
self.program = self.get_program()
kwargs["program"] = self.program
return super().get_context_data(**kwargs)
class ProgramDetailView(BaseProgramMixin, PageDetailView):
model = Program
def get_related_queryset(self):
queryset = (
self.get_queryset()
.filter(category_id=self.object.category_id)
.exclude(pk=self.object.pk)
.published()
.order_by("-pub_date")[:50]
)
return random.sample(list(queryset), min(len(queryset), self.related_count))
def get_related_url(self):
return reverse("program-list") + f"?category__id={self.object.category_id}"
def get_context_data(self, **kwargs):
episodes = Episode.objects.program(self.object).published().order_by("-pub_date")
podcasts = episodes.with_podcasts()
articles = Article.objects.parent(self.object).published().order_by("-pub_date")
return super().get_context_data(
articles=articles[: self.related_count],
episodes=episodes[: self.related_count],
podcasts=podcasts[: self.related_count],
**kwargs,
)
def get_template_names(self):
return super().get_template_names() + ["aircox/program_detail.html"]
class ProgramForm(ModelForm):
content = RichTextField()
new_cover = ImageField(required=False)
class Meta:
model = Program
fields = ["content"]
def save(self, commit=True):
file_obj = self.cleaned_data["new_cover"]
if file_obj:
obj, _ = Image.objects.get_or_create(original_filename=file_obj.name, file=file_obj)
self.instance.cover = obj
super().save(commit=commit)
class ProgramUpdateView(UserPassesTestMixin, BaseProgramMixin, PageUpdateView):
model = Program
form_class = ProgramForm
def get_sidebar_queryset(self):
return super().get_sidebar_queryset().filter(parent=self.program)
def test_func(self):
program = self.get_object()
return self.request.user.has_perm("aircox.%s" % program.change_permission_codename)
def get_success_url(self):
return reverse("program-detail", kwargs={"slug": self.get_object().slug})
class ProgramListView(PageListView):
model = Program
attach_to_value = StaticPage.Target.PROGRAMS
def get_queryset(self):
return super().get_queryset().order_by("title")
# FIXME: not used
class ProgramPageDetailView(BaseProgramMixin, ParentMixin, PageDetailView):
"""Base view class for a page that is displayed as a program's child
page."""
parent_model = Program
def get_program(self):
self.parent = self.object.program
return self.object.program
class ProgramPageListView(BaseProgramMixin, PageListView):
model = Page
parent_model = Program
queryset = Page.objects.select_subclasses()
def get_program(self):
return self.parent
def get_context_data(self, **kwargs):
kwargs.setdefault("sidebar_url_parent", None)
return super().get_context_data(**kwargs)