#312 Sending HTML Email

Jan 02, 2012 | 5 minutes | Tools

HTML email can be difficult to code because any CSS should be made inline. Here I present a few tools for doing this including the premailer-rails3 and roadie gems.

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          terminal
                
        rails new mailit
cd mailit
rails g mailer newsletter_mailer weekly
bundle
rails c
        
rails new mailit
cd mailit
rails g mailer newsletter_mailer weekly
bundle
rails c

          Gemfile
                
        gem 'roadie'

# or

gem 'hpricot'
gem 'premailer-rails3'
        
gem 'roadie'

# or

gem 'hpricot'
gem 'premailer-rails3'

          app/mailers/newsletter_mailer.rb
                
        def weekly(email)
  mail to: email, subject: "RailsCasts Weekly"
end
        
def weekly(email)
  mail to: email, subject: "RailsCasts Weekly"
end

          config/environments/development.rb
                
        config.action_mailer.default_url_options = { host: "railscasts.com" }
config.action_mailer.raise_delivery_errors = true
config.action_mailer.delivery_method = :smtp
config.action_mailer.smtp_settings = {
  address: "smtp.gmail.com",
  port: 587,
  domain: "railscasts.com",
  authentication: "plain",
  enable_starttls_auto: true,
  user_name: ENV["GMAIL_USERNAME"],
  password: ENV["GMAIL_PASSWORD"]
}
        
        
        
        
        
        
        
        
        
      
config.action_mailer.default_url_options = { host: "railscasts.com" }
config.action_mailer.raise_delivery_errors = true
config.action_mailer.delivery_method = :smtp
config.action_mailer.smtp_settings = {
  address: "smtp.gmail.com",
  port: 587,
  domain: "railscasts.com",
  authentication: "plain",
  enable_starttls_auto: true,
  user_name: ENV["GMAIL_USERNAME"],
  password: ENV["GMAIL_PASSWORD"]
}

          rails console
                
        NewsletterMailer.weekly("foo@example.com").deliver
        
NewsletterMailer.weekly("foo@example.com").deliver