Fix admin contests view homepage

judge/models/contest.py

@@ -536,8 +536,8 @@ class Contest(models.Model):
         return False
 
     @classmethod
-    def get_visible_contests(cls, user):
-        if not user.is_authenticated:
+    def get_visible_contests(cls, user, *args):
+        if not user.is_authenticated or args == (True,) :
             return (
                 cls.objects.filter(
                     is_visible=True, is_organization_private=False, is_private=False

judge/views/blog.py

@@ -70,7 +70,7 @@ class FeedView(ListView):
         now = timezone.now()
 
         visible_contests = (
-            Contest.get_visible_contests(self.request.user)
+            Contest.get_visible_contests(self.request.user, True)
             .filter(is_visible=True)
             .order_by("start_time")
         )