class GdsApi::Publisher

def publication_for_slug(slug, options = {})
  return nil if slug.nil? or slug == ''
  response = get_json(url_for_slug(slug, options))
  if response
    container = response.to_ostruct
    container.extend(GdsApi::PartMethods) if container.parts
    convert_updated_date(container)
    container
  else
    nil
  end
end