Events: remaining fixes

app/controllers/contests_controller.rb

@@ -169,6 +169,7 @@ class ContestsController < ApplicationController
   end
 
   def scoreboard
+    @is_scoreboard = true
     if active_page("/public/event/") == "active"
       @event = Event.find_by(slug: params[:id])
       unless @event && @event.shared_scoreboard && !@event.contests.where(public: true).empty?
@@ -187,6 +188,10 @@ class ContestsController < ApplicationController
       else
         @contest = @event.contests.where(public: true).first
       end
+      if @contest.completions.empty? && @contest.start_time == nil
+        authorize @contest
+        render :scoreboard_not_started and return
+      end
     else
       @contest = Contest.find_by(slug: params[:id])
       unless @contest && @contest.public
@@ -195,6 +200,7 @@ class ContestsController < ApplicationController
       end
     end
     authorize @contest
+    @is_scoreboard_started = true
 
     I18n.locale = @contest.lang