Merge pull request #704 from differentreality/vote_order_events_index

Fix ordering for event.average_voting in events#index

app/models/event.rb

@@ -77,7 +77,7 @@ class Event < ActiveRecord::Base
       @total_rating = @total_rating + vote.rating
     end
     @total = votes.size
-    number_with_precision(@total_rating / @total.to_f, precision: 2, strip_insignificant_zeros: true)
+    @total_rating > 0 ? number_with_precision(@total_rating / @total.to_f, precision: 2, strip_insignificant_zeros: true) : 0
   end
 
   def submitter

app/views/admin/events/index.html.haml

@@ -42,7 +42,7 @@
             =link_to event.title, admin_conference_event_path(@conference.short_title, event)
 
           - if @conference.call_for_paper && @conference.call_for_paper.rating && @conference.call_for_paper.rating > 0
-            %td.col-md-1
+            %td.col-md-1{'data-order' => "#{event.average_rating}"}
               - if event.average_rating.to_f > 0
                 #{event.average_rating}/#{@conference.call_for_paper.rating}
                 %br