import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.text.DecimalFormat;
/**
 * @author Maggie Leber K3XS
 */
public class QRZdata {
	URL u;
	String content;
	String call;
	String[] parse;
	String[] fields;
	static DecimalFormat df = new DecimalFormat("00.00");
	static DecimalFormat df2 = new DecimalFormat("000");
	float lat, lon;

	/**
	 *  Connect to the QRZ website and request the detail page 
	 *  for this callsign 
	 */
	public QRZdata(String call) throws IOException, MalformedURLException 
	{
		this.call = call;
		u = new URL("http://www.qrz.com/detail/" + call);
		BufferedReader r =
			new BufferedReader(
				new InputStreamReader((InputStream) u.getContent()));
		content = "";
		while (content != null) {
			if (content.indexOf("Coordinates:") != -1) // is this the location?
				{
				parse = content.split("</?font.*?>");
				// break out the fields delimited by <font>...</font>
				
				for (int i = 0; i < parse.length; i++) 
				{
					if (i == 3) // this is the line we want
						{
						fields = parse[i].split("(&nbsp;)+");
						lat = Float.parseFloat(fields[0]);
						lon = 0 - Float.parseFloat(fields[1]);
						}
				};
			}
			content = r.readLine();
		}

	}
	/**
	 * return this callsign as an XASTIR APRS object
	 * 
	 */
	public String getAPRSObject() {
		return (
			";"
			+ call
			+ "         ".substring(0, 9 - call.length())
			+ "*272000z"
		+ // use a timestamp close to your XASTIR runtime
		(int) Math.floor(lat)
			+ df.format(((lat - Math.floor(lat)) * 60))
			+ "N/"
			+ df2.format((int) Math.floor(lon))
			+ df.format(((lon - Math.floor(lon)) * 60))
			+ "Wy");
	};

}