Avoid more models in old migrations
[rails.git] / db / migrate / 20161011010929_subscribe_authors_to_diary_entries.rb
1 class SubscribeAuthorsToDiaryEntries < ActiveRecord::Migration[4.2]
2   class DiaryEntry < ActiveRecord::Base
3   end
4
5   def up
6     DiaryEntry.find_each do |diary_entry|
7       diary_entry.subscriptions.create(:user => diary_entry.user) unless diary_entry.subscribers.exists?(diary_entry.user.id)
8     end
9   end
10
11   def down; end
12 end