FEATURE: Allow default period to be set for Top Page

app/controllers/list_controller.rb

@@ -295,7 +295,7 @@ class ListController < ApplicationController
       return period if top_topics.count >= SiteSetting.topics_per_period_in_top_page
     end
     # default period is yearly
-    :yearly
+    SiteSetting.top_page_default_timeframe
   end
 
   def self.best_periods_for(date)

config/locales/server.en.yml

@@ -891,6 +891,7 @@ en:
     topics_per_period_in_top_summary: "Number of top topics shown in the default top topics summary."
     topics_per_period_in_top_page: "Number of top topics shown on the expanded 'Show More' top topics."
     redirect_users_to_top_page: "Automatically redirect new and long absent users to the top page."
+    top_page_default_timeframe: "Default timeframe for the top view page."
     show_email_on_profile: "Show a user's email on their profile (only visible to themselves and staff)"
 
     email_token_valid_hours: "Forgot password / activate account tokens are valid for (n) hours."

config/site_settings.yml

@@ -164,6 +164,16 @@ basic:
   topics_per_period_in_top_page:
     default: 50
     min: 1
+  top_page_default_timeframe:
+    default: 'yearly'
+    type: enum
+    choices:
+      - all
+      - yearly
+      - quarterly
+      - monthly
+      - weekly
+      - daily
   category_featured_topics:
     client: true
     default: 3