// file = geocode
/*
geocode.js

Description : Call the geocode.php script to get a kml file from google.com based on a specified address, decode it and display links in the GUI

Contributors: Pascal Vitoux (pascal@vitoux.com)

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

function resetSearchForm() {
	document.getElementById ("findLocationResponse").innerHTML = "";
}

function geocode (address) {
	document.getElementById ("findLocationResponse").innerHTML = "Recherche en cours...";
	document.getElementById ("findLocationResponse").className = "";
	//document.getElementById ("submitLocationSearchButton").disabled = true;
	resizeMe ();

	treatPlaces = function(response) {
		if (response.Status.code != 200) {
			document.getElementById ("findLocationResponse").innerHTML = "Pas de résultats trouvés";
			document.getElementById ("findLocationResponse").className = "erreur";
		} else {
//			var max = 3;
//			if (max > response.Placemark.length) {
				max = response.Placemark.length;
//			}
			document.getElementById ("findLocationResponse").innerHTML = "<p>R&eacute;sultats de la recherche:</p>";
			for (var i = 0; i < max; i++) {
				coords = response.Placemark[i].Point.coordinates;
				address = response.Placemark[i].address;
				document.getElementById ("findLocationResponse").innerHTML += '<p><a class="addressLink" href="javascript:ZoomToPoint(' + coords[1] + ',' + coords[0] + '); resetSearchForm();">' + address + "</a></p>";
			}
			resizeMe ();
		}
	}

	geocoder.getLocations(address + ', France', treatPlaces);

/*	var request = GXmlHttp.create ();
	request.open ('GET', 'geocode.php?address=' + address, true);
	request.onreadystatechange = function () {
		if (request.readyState == 4) {
			//Populate with elements in the updated feed
			var doc = request.responseXML;
			document.getElementById ("findLocationResponse").innerHTML = "<p>Resultats de la recherche:</p>";
			var count = 0;

			placemarks = doc.documentElement.getElementsByTagName("Placemark");
			for(var i = 0; i < placemarks.length; i++) {
				var point = placemarks[i].getElementsByTagName("Point")[0];
				var coords = point.getElementsByTagName("coordinates")[0].childNodes[0].nodeValue;

				//document.getElementById ("findLocationResponse").innerHTML += coords;
				coords = coords.split(",");
				var address = placemarks[i].getElementsByTagName("address")[0].childNodes[0].nodeValue;
	                        document.getElementById ("findLocationResponse").innerHTML += '<p><a class="addressLink" href="javascript:ZoomToPoint(' + coords[1] + ',' + coords[0] + '); resetSearch();">' + address + "</a></p>";
				resizeMe ();
				count ++;
			}

			document.getElementById ("submitLocationSearchButton").disabled = false;
			resizeMe ();
		}
	}
	request.send (null);*/
}