discourse/lib/email/renderer.rb

# frozen_string_literal: true

module Email
  class Renderer
    def initialize(message, opts = nil)
      @message = message
      @opts = opts || {}
    end

    def text
      return @text if @text
      @text =
        (+(@message.text_part ? @message.text_part : @message).body.to_s).force_encoding("UTF-8")
      @text = CGI.unescapeHTML(@text)
    end

    def html
      style =
        if @message.html_part
          Email::Styles.new(@message.html_part.body.to_s, @opts)
        else
          unstyled =
            UserNotificationRenderer.render(
              template: "layouts/email_template",
              format: :html,
              locals: {
                html_body: PrettyText.cook(text).html_safe,
              },
            )
          Email::Styles.new(unstyled, @opts)
        end

      style.format_basic
      style.format_html
      style.to_html
    end
  end
end