user_mailer.rb

class UserMailer < ApplicationMailer
  
  def signup_notification(user)
    setup_email(user)
    @subject    += 'Please activate your new account.'  
    @body[:url]  = "http://localhost:3000/activate/#{user.activation_code}"
  end
  
  def activation(user)
    setup_email(user)
    @subject    += 'Your account has been activated!'
    @body[:url]  = 'http://localhost:3000/'
  end

  def forgot_password(user)
    setup_email(user)
    @subject    += 'You have requested to change your password'
    @body[:url]  = "http://localhost:3000/reset_password/#{user.password_reset_code}"
  end

  def reset_password(user)
    setup_email(user)
    @subject    += 'Your password has been reset.'
  end

  protected

  def setup_email(user)
    @recipients     = "#{user.email}"
    @from           = "youradmin@yourdomain.com"
    @subject        = "Your Site Name: "
    @sent_on        = Time.now
    @body[:user]    = user
  end

end