mailer.rb

mailer.rb con gmail

ActionMailer::Base.default_charset = 'utf-8'
ActionMailer::Base.default_content_type = 'text/html'
ActionMailer::Base.delivery_method = :smtp
ActionMailer::Base.smtp_settings = {
  :enable_starttls_auto => true,
  :address => "smtp.gmail.com",
  :port => 587,
  :domain => "gmail.com",
  :user_name => "user@gmail.com",
  :password => "password",
  :authentication => :plain
}