require "action_mailer" require "rails" module ActionMailer class Railtie < Rails::Railtie railtie_name :action_mailer require "action_mailer/railties/subscriber" subscriber ActionMailer::Railties::Subscriber.new initializer "action_mailer.logger" do ActionMailer::Base.logger ||= Rails.logger end initializer "action_mailer.set_configs" do |app| app.config.action_mailer.each do |k,v| ActionMailer::Base.send "#{k}=", v end end end end