gistfile1.txt

#
# So I'm looking for a nifty way of expanding this to support outputting to indented plain text...
#

module AuditReportsHelper
  def format_yaml(yaml)
    obj = YAML.load(yaml)
    format_object(obj)
  end

  def format_object(obj)
    case obj
    when Hash
      format_hash(obj)
    when YAML::DomainType
      format_domain_object(obj)
    when String
      format_as_string(obj)
    when Integer
      format_integer_as_string(obj)
    when nil
      ''
    else
      html_escape("Unknown type: #{obj.class}")
    end
  end

  def format_hash(hash)
    "<ul>" + hash.map { |key, value| "<li>#{format_object(key)}: #{format_object(value)}</li>" }.join("\n") + "</ul>"
  end

  def format_domain_object(obj)
    "#{html_escape(obj.type_id)}: #{format_hash(obj.value)}"
  end

  def format_as_string(string_like)
    html_escape(string_like.to_s)
  end

  def format_integer_as_string(integer)
    # Warning: Voodoo.  Don't touch unless you want a curse.
    integer.to_s.gsub(/(\d)(?=\d{3}+(?:\.|$))(\d{3}\..*)?/,'\1,\2')
  end
end