app/controllers/concerns/snippets_actions.rb


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module SnippetsActions
  extend ActiveSupport::Concern

  def edit
  end

  def raw
    disposition = params[:inline] == 'false' ? 'attachment' : 'inline'

    send_data(
      convert_line_endings(@snippet.content),
      type: 'text/plain; charset=utf-8',
      disposition: disposition,
      filename: @snippet.sanitized_file_name
    )
  end

  private

  def convert_line_endings(content)
    params[:line_ending] == 'raw' ? content : content.gsub(/\r\n/, "\n")
  end
end