work on website + page becomes concrete

aircox/views/article.py

@@ -1,16 +1,36 @@
-from ..models import Article
-from .program import ProgramPageListView
+from ..models import Article, Program
+from .page import ParentMixin, PageDetailView, PageListView
 
 
-__all__ = ['ArticleListView']
+__all__ = ['ArticleDetailView', 'ArticleListView']
 
 
-class ArticleListView(ProgramPageListView):
+class ArticleDetailView(PageDetailView):
+    show_side_nav = True
+    model = Article
+
+    def get_side_queryset(self):
+        qs = Article.objects.select_related('cover') \
+                    .filter(is_static=False) \
+                    .order_by('-date')
+        return qs
+
+    def get_context_data(self, **kwargs):
+        if self.object.program is not None:
+            kwargs.setdefault('parent', self.object.program)
+        return super().get_context_data(**kwargs)
+
+
+class ArticleListView(ParentMixin, PageListView):
     model = Article
     template_name = 'aircox/article_list.html'
     show_headline = True
     is_static = False
 
-    def get_queryset(self):
-        return super().get_queryset(is_static=self.is_static)
+    parent_model = Program
+    fk_parent = 'program'
+
+    def get_queryset(self):
+        return super().get_queryset().filter(is_static=self.is_static)
+