Load only viewable post fields in thread

boards/models/thread.py

@@ -178,17 +178,22 b' class Thread(models.Model):'
                                  reply_count - 1)
         return reply_count - last_replies_count - 1
 
-    def get_replies(self, view_fields_only=False) -> QuerySet:
+    # TODO Remove argument, it is not used
+    def get_replies(self, view_fields_only=True) -> QuerySet:
         """
         Gets sorted thread posts
         """
-
         query = self.multi_replies.order_by('pub_time').prefetch_related(
             'thread', 'attachments')
-        if view_fields_only:
-            query = query.defer('poster_ip')
         return query
 
+    def get_viewable_replies(self) -> QuerySet:
+        """
+        Gets replies with only fields that are used for viewing.
+        """
+        return self.get_replies().defer('poster_ip', 'text', 'last_edit_time',
+                                        'version')
+
     def get_top_level_replies(self) -> QuerySet:
         return self.get_replies().exclude(refposts__threads__in=[self])
 

boards/templates/boards/thread_normal.html

@@ -36,7 +36,7 b''
     {% endif %}
 
     <div class="thread">
-        {% for post in thread.get_replies %}
+        {% for post in thread.get_viewable_replies %}
             {% post_view post reply_link=True %}
         {% endfor %}
     </div>