Merge branch 'cache-broadcast-message-current' into 'master'

Cache BroadcastMessage.current. Fixes #12770 See merge request !2633

Merge branch 'cache-broadcast-message-current' into 'master'
55c4996b · Dmitriy Zaporozhets · f862b4ae · a6d6cfaf · 55c4996b
Commit 55c4996b authored Jan 30, 2016 by Dmitriy Zaporozhets
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broadcast_message.rb app/models/broadcast_message.rb +2 -0

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--- a/app/models/broadcast_message.rb
+++ b/app/models/broadcast_message.rb
@@ -26,8 +26,10 @@ class BroadcastMessage < ActiveRecord::Base
  default_value_for :font,  '#FFFFFF'

  def self.current
+    Rails.cache.fetch("broadcast_message_current", expires_in: 1.minute) do
      where("ends_at > :now AND starts_at <= :now", now: Time.zone.now).last
    end
+  end

  def active?
    started? && !ended?