welcome_controller.rb

class Management::WelcomeController < ManagementController
  def index
    @n_users = User.all.size
    @n_collections = Collection.all.size
    @n_learning_objects = LearningObject.all.size
    @n_complaints = Complaint.all.size
    @total_accesses = User.sum("sign_in_count")
  end
end