Concatenates tracklogs from FlightAware for import into Google Fusion Tables.

flights.groovy

import groovy.xml.MarkupBuilder

new MarkupBuilder().kml(xmlns : 'http://www.opengis.net/kml/2.2') {
	Document() {
		new File(args?.size() ? args[0] : '.').eachFileMatch(~/.*\.flight\.kml/) { file ->
			new XmlParser().parse(file).Document.Placemark.each { placemark ->
				placemark.Point.each { point ->
					Placemark {
						name(placemark.name.text())
						Point {
							coordinates(point.coordinates.text());
						}
					}
				}
				placemark.'gx:Track'.each { track ->
					Placemark {
						name(placemark.name.text())
						LineString {
							coordinates(track.'gx:coord'.collect { it.text().replace(' ', ',') }.join("\n"));
						}
					}
				}
			}
		}
	}
}