BUGFIX: make sure we only show topics that have a useful score in the Top page

app/models/top_topic.rb

@@ -47,7 +47,7 @@ class TopTopic < ActiveRecord::Base
   end
 
   def self.update_views_count_for(period)
-    sql = "SELECT parent_id as topic_id, GREATEST(COUNT(*), 1) AS count
+    sql = "SELECT parent_id as topic_id, COUNT(*) AS count
            FROM views v
            WHERE v.viewed_at >= :from
            GROUP BY topic_id"
@@ -56,7 +56,7 @@ class TopTopic < ActiveRecord::Base
   end
 
   def self.update_likes_count_for(period)
-    sql = "SELECT topic_id, SUM(like_count) AS count
+    sql = "SELECT topic_id, GREATEST(SUM(like_count), 1) AS count
            FROM posts p
            WHERE p.created_at >= :from
            AND p.deleted_at IS NULL

lib/topic_query.rb

@@ -88,6 +88,7 @@ class TopicQuery
     score = "#{period}_score"
     create_list(:top, unordered: true) do |topics|
       topics.joins(:top_topic)
+            .where("top_topics.#{score} > 1")
             .order("top_topics.#{score} DESC, topics.bumped_at DESC")
     end
   end