helper.rb

module Admin::VideosHelper
  def any_are_blank? r, check   
    (check.find { |j| r.send(j).blank? }) != nil
  end

  def any_not_exist? r, check   
    (check.find { |j| !r.send(j).exists? }) != nil
  end
end

# r.en_title.blank? || r.ar_title.blank? || r.fr_title.blank? || !r.cover_en.exists? || !r.cover_ar.exists? || !r.cover_fr.exists? || !r.insert_en.exists? || !r.insert_ar.exists? || !r.insert_fr.exists?