doctype XML

kml xmlns="http://www.opengis.net/kml/2.2" 
  document
    - @access_points.where("latitude is not null and longitude is not null").each do |access_point|
      placemark id="#{access_point.id}" 
        name = access_point.name
        access_point_type = access_pointaccess_point_type
        = access_point.geometry.kml_representation.html_safe