require "action_mailer" require "rails" module ActionMailer class Railtie < Rails::Railtie config.action_mailer = ActiveSupport::OrderedOptions.new initializer "action_mailer.logger" do ActiveSupport.on_load(:action_mailer) { self.logger ||= Rails.logger } end initializer "action_mailer.set_configs" do |app| paths = app.config.paths options = app.config.action_mailer options.assets_dir ||= paths.public.to_a.first options.javascripts_dir ||= paths.public.javascripts.to_a.first options.stylesheets_dir ||= paths.public.stylesheets.to_a.first ActiveSupport.on_load(:action_mailer) do include app.routes.url_helpers include app.routes.mounted_helpers(:app) options.each { |k,v| send("#{k}=", v) } end end end end