Action Mailer

rails generate mailer ReservationMailer

#rails 4.2+ introduced .deliver_now
ReservationMailer.reserved("somone@example.com", "someone").deliver_now

class ReservationMailer < ActionMailer::Base
  default from: "no-reply@example.com"

  def reserved(email, name)
    mail( to: email,
          subject: "Reservation confirmation",
          body: "#{name}",
          content_type: "text/html")
  end
end

Reference

• Action Mailer Basics
• Mailer Models
• #206 Action Mailer in Rails 3
• NoMethodError: undefined method `deliver_now'