From ee4a947385615f6a0cbe96ff6cd4506dcf033fdc Mon Sep 17 00:00:00 2001
From: cuom1999 <lephuocdinh99@gmail.com>
Date: Sat, 13 Jan 2024 18:46:44 -0600
Subject: [PATCH] Clean up rss

---
 dmoj/urls.py  |  21 ---------
 judge/feed.py | 120 --------------------------------------------------
 2 files changed, 141 deletions(-)
 delete mode 100644 judge/feed.py

diff --git a/dmoj/urls.py b/dmoj/urls.py
index d9233de..91df8ec 100644
--- a/dmoj/urls.py
+++ b/dmoj/urls.py
@@ -15,14 +15,6 @@ from django.contrib.auth.decorators import login_required
 from django.conf.urls.static import static as url_static
 
 
-from judge.feed import (
-    AtomBlogFeed,
-    AtomCommentFeed,
-    AtomProblemFeed,
-    BlogFeed,
-    CommentFeed,
-    ProblemFeed,
-)
 from judge.forms import CustomAuthenticationForm
 from judge.sitemap import (
     BlogPostSitemap,
@@ -952,19 +944,6 @@ urlpatterns = [
             ]
         ),
     ),
-    url(
-        r"^feed/",
-        include(
-            [
-                url(r"^problems/rss/$", ProblemFeed(), name="problem_rss"),
-                url(r"^problems/atom/$", AtomProblemFeed(), name="problem_atom"),
-                url(r"^comment/rss/$", CommentFeed(), name="comment_rss"),
-                url(r"^comment/atom/$", AtomCommentFeed(), name="comment_atom"),
-                url(r"^blog/rss/$", BlogFeed(), name="blog_rss"),
-                url(r"^blog/atom/$", AtomBlogFeed(), name="blog_atom"),
-            ]
-        ),
-    ),
     url(
         r"^stats/",
         include(
diff --git a/judge/feed.py b/judge/feed.py
deleted file mode 100644
index c7fcb07..0000000
--- a/judge/feed.py
+++ /dev/null
@@ -1,120 +0,0 @@
-from django.conf import settings
-from django.contrib.auth.models import AnonymousUser
-from django.contrib.syndication.views import Feed
-from django.core.cache import cache
-from django.utils import timezone
-from django.utils.feedgenerator import Atom1Feed
-
-from judge.jinja2.markdown import markdown
-from judge.models import BlogPost, Comment, Problem
-
-import re
-
-
-# https://lsimons.wordpress.com/2011/03/17/stripping-illegal-characters-out-of-xml-in-python/
-def escape_xml_illegal_chars(val, replacement="?"):
-    _illegal_xml_chars_RE = re.compile(
-        "[\x00-\x08\x0b\x0c\x0e-\x1F\uD800-\uDFFF\uFFFE\uFFFF]"
-    )
-    return _illegal_xml_chars_RE.sub(replacement, val)
-
-
-class ProblemFeed(Feed):
-    title = "Recently Added %s Problems" % settings.SITE_NAME
-    link = "/"
-    description = (
-        "The latest problems added on the %s website" % settings.SITE_LONG_NAME
-    )
-
-    def items(self):
-        return (
-            Problem.objects.filter(is_public=True, is_organization_private=False)
-            .defer("description")
-            .order_by("-date", "-id")[:25]
-        )
-
-    def item_title(self, problem):
-        return problem.name
-
-    def item_description(self, problem):
-        key = "problem_feed:%d" % problem.id
-        desc = cache.get(key)
-        if desc is None:
-            desc = str(markdown(problem.description))[:500] + "..."
-            desc = escape_xml_illegal_chars(desc)
-            cache.set(key, desc, 86400)
-        return desc
-
-    def item_pubdate(self, problem):
-        return problem.date
-
-    item_updateddate = item_pubdate
-
-
-class AtomProblemFeed(ProblemFeed):
-    feed_type = Atom1Feed
-    subtitle = ProblemFeed.description
-
-
-class CommentFeed(Feed):
-    title = "Latest %s Comments" % settings.SITE_NAME
-    link = "/"
-    description = "The latest comments on the %s website" % settings.SITE_LONG_NAME
-
-    def items(self):
-        return Comment.most_recent(AnonymousUser(), 25)
-
-    def item_title(self, comment):
-        return "%s -> %s" % (comment.author.user.username, comment.page_title)
-
-    def item_description(self, comment):
-        key = "comment_feed:%d" % comment.id
-        desc = cache.get(key)
-        if desc is None:
-            desc = str(markdown(comment.body))
-            desc = escape_xml_illegal_chars(desc)
-            cache.set(key, desc, 86400)
-        return desc
-
-    def item_pubdate(self, comment):
-        return comment.time
-
-    item_updateddate = item_pubdate
-
-
-class AtomCommentFeed(CommentFeed):
-    feed_type = Atom1Feed
-    subtitle = CommentFeed.description
-
-
-class BlogFeed(Feed):
-    title = "Latest %s Blog Posts" % settings.SITE_NAME
-    link = "/"
-    description = "The latest blog posts from the %s" % settings.SITE_LONG_NAME
-
-    def items(self):
-        return BlogPost.objects.filter(
-            visible=True, publish_on__lte=timezone.now()
-        ).order_by("-sticky", "-publish_on")
-
-    def item_title(self, post):
-        return post.title
-
-    def item_description(self, post):
-        key = "blog_feed:%d" % post.id
-        summary = cache.get(key)
-        if summary is None:
-            summary = str(markdown(post.summary or post.content))
-            summary = escape_xml_illegal_chars(summary)
-            cache.set(key, summary, 86400)
-        return summary
-
-    def item_pubdate(self, post):
-        return post.publish_on
-
-    item_updateddate = item_pubdate
-
-
-class AtomBlogFeed(BlogFeed):
-    feed_type = Atom1Feed
-    subtitle = BlogFeed.description