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path: root/actionmailer/lib/action_mailer/part_container.rb
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module ActionMailer
  module PartContainer #:nodoc:
    attr_reader :parts

    # Add a part to a multipart message, with the given content-type. The
    # part itself is yielded to the block, so that other properties (charset,
    # body, headers, etc.) can be set on it.
    def part(params)
      params = {:content_type => params} if String === params
      part = Part.new(params)
      yield part if block_given?
      @parts << part
    end

    # Add an attachment to a multipart message. This is simply a part with the
    # content-disposition set to "attachment".
    def attachment(params, &block)
      params = { :content_type => params } if String === params
      params = { :disposition => "attachment",
                 :transfer_encoding => "base64" }.merge(params)
      part(params, &block)
    end

  end
end