Infinite scrolling and comment migration

judge/views/feed.py

@@ -0,0 +1,34 @@
+from django.views.generic import ListView
+from django.shortcuts import render
+from django.urls import reverse
+
+from judge.utils.infinite_paginator import InfinitePaginationMixin
+
+
+class FeedView(InfinitePaginationMixin, ListView):
+    def get_feed_context(selfl, object_list):
+        return {}
+
+    def get(self, request, *args, **kwargs):
+        only_content = request.GET.get("only_content", None)
+        if only_content and self.feed_content_template_name:
+            queryset = self.get_queryset()
+            paginator, page, object_list, _ = self.paginate_queryset(
+                queryset, self.paginate_by
+            )
+            context = {
+                self.context_object_name: object_list,
+                "has_next_page": page.has_next(),
+            }
+            context.update(self.get_feed_context(object_list))
+            return render(request, self.feed_content_template_name, context)
+
+        return super(FeedView, self).get(request, *args, **kwargs)
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        try:
+            context["feed_content_url"] = reverse(self.url_name)
+        except Exception as e:
+            context["feed_content_url"] = self.request.path
+        return context