Class: Goodmail::Mailer

Inherits:
ActionMailer::Base
  • Object
show all
Defined in:
lib/goodmail/mailer.rb

Overview

Internal Mailer class. Inherits from ActionMailer::Base to provide the necessary context for building Mail::Message objects, but without relying on any host application views or layouts.

Instance Method Summary collapse

Instance Method Details

#compose_message(headers, html_body, text_body, unsubscribe_url, dsl_attachments = []) ⇒ Object

This instance method acts as the mailer action. It’s called via Goodmail::Mailer.compose_message(…) Action Mailer wraps the result in a MessageDelivery object.



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# File 'lib/goodmail/mailer.rb', line 19

def compose_message(
  headers,
  html_body,
  text_body,
  unsubscribe_url,
  dsl_attachments = []
)
  headers = headers.dup
  goodmail_add_list_unsubscribe_headers!(headers, unsubscribe_url)
  goodmail_apply_attachments!(dsl_attachments)

  # Attachments must be registered before `mail` materializes the message;
  # the block form below lets Rails build the multipart/alternative tree.
  # Sources:
  # - late attachments raise:
  #   https://github.com/rails/rails/blob/debbd18c562df17d01944c475e9291d927910b58/actionmailer/lib/action_mailer/base.rb#L766-L781
  # - block-form `mail` with direct plain/html rendering:
  #   https://github.com/rails/rails/blob/debbd18c562df17d01944c475e9291d927910b58/actionmailer/lib/action_mailer/base.rb#L851-L873
  mail(headers) do |format|
    format.text { render plain: text_body.to_s }
    format.html { render html: html_body.to_s.html_safe }
  end
end