private String getAddressReverseGeocodeURL(GeoPoint gp) {
// -
// http://nominatim.openstreetmap.org/reverse?format=xml&addressdetails=1&zoom=18&lat=46.17330&lon=21.29370
StringBuffer sb = new StringBuffer();
RTProperties rtp = this.getProperties();
String url = rtp.getString(PROP_reverseURL, null);
if (!StringTools.isBlank(url)) {
sb.append(url);
} else {
String host = rtp.getString(PROP_hostName, HOST_PRIMARY);
sb.append("http://");
sb.append(host);
if (host.indexOf("mapquest") >= 0) {
sb.append("/nominatim/v1/reverse?");
} else {
sb.append("/reverse?");
}
}
sb.append("format=xml&");
sb.append("limit=1&");
// sb.append("osm_type=W&");
sb.append("addressdetails=").append(rtp.getString(PROP_addressdetails, "1")).append("&"); // 0,1
sb.append("zoom=").append(rtp.getString(PROP_zoom, "18")).append("&"); // 0..18
sb.append("email=").append(this.getEmail()).append("&"); // required, per usage policy
sb.append("lat=").append(gp.getLatitudeString(GeoPoint.SFORMAT_DEC_5, null)).append("&");
sb.append("lon=").append(gp.getLongitudeString(GeoPoint.SFORMAT_DEC_5, null));
return sb.toString();
}
/** ** Main entery point for debugging/testing */
public static void main(String argv[]) {
RTConfig.setCommandLineArgs(argv);
Print.setAllOutputToStdout(true);
Print.setEncoding(ENCODING_UTF8);
String accountID = RTConfig.getString(ARG_ACCOUNT, "demo");
GoogleGeocodeV2 gn = new GoogleGeocodeV2("google", null, null);
/* reverse geocode */
if (RTConfig.hasProperty(ARG_REVGEOCODE)) {
GeoPoint gp = new GeoPoint(RTConfig.getString(ARG_REVGEOCODE, null));
if (!gp.isValid()) {
Print.logInfo("Invalid GeoPoint specified");
System.exit(1);
}
Print.logInfo("Reverse-Geocoding GeoPoint: " + gp);
Print.sysPrintln(
"RevGeocode = " + gn.getReverseGeocode(gp, null /*localeStr*/, false /*cache*/));
// Note: Even though the values are printed in UTF-8 character encoding, the
// characters may not appear to be property displayed if the console display
// does not support UTF-8.
System.exit(0);
}
/* no options */
Print.sysPrintln("No options specified");
System.exit(1);
}
/** ** Main entery point for debugging/testing */
public static void main(String argv[]) {
RTConfig.setCommandLineArgs(argv);
Print.setAllOutputToStdout(true);
Print.setEncoding(ENCODING_UTF8);
/* host */
String host = RTConfig.getString("host", null);
if (!StringTools.isBlank(host)) {
HOST_PRIMARY = host;
}
/* GeoPoint */
GeoPoint gp = new GeoPoint(RTConfig.getString("gp", null));
if (!gp.isValid()) {
Print.logInfo("Invalid GeoPoint specified");
System.exit(1);
}
Print.logInfo("Reverse-Geocoding GeoPoint: " + gp);
/* Reverse Geocoding */
Nominatim gn = new Nominatim("nominatim", null, RTConfig.getCommandLineProperties());
Print.sysPrintln("RevGeocode = " + gn.getReverseGeocode(gp, null /*localeStr*/));
}
// http://code.google.com/apis/maps/documentation/geocoding/index.html
public GeoPoint getGeocode(String address, String country) {
/* URL */
String url = this.getGeoPointGeocodeURL(address, country);
Print.logDebug("Google GC URL: " + url);
/* create XML document */
Document xmlDoc = GetXMLDocument(url, this.getGeocodeTimeout());
if (xmlDoc == null) {
return null;
}
/* vars */
String errCode = null;
GeoPoint geoPoint = null;
/* parse "xml" */
Element kml = xmlDoc.getDocumentElement();
if (kml.getTagName().equalsIgnoreCase(TAG_kml)) {
NodeList ResponseList = XMLTools.getChildElements(kml, TAG_Response);
for (int g = 0; (g < ResponseList.getLength()); g++) {
Element response = (Element) ResponseList.item(g);
NodeList responseNodes = response.getChildNodes();
for (int n = 0; n < responseNodes.getLength(); n++) {
Node responseNode = responseNodes.item(n);
if (!(responseNode instanceof Element)) {
continue;
}
Element responseElem = (Element) responseNode;
String responseNodeName = responseElem.getNodeName();
if (responseNodeName.equalsIgnoreCase(TAG_name)) {
// <name>1600 Amphitheatre Parkway, Mountain View, CA</name>
} else if (responseNodeName.equalsIgnoreCase(TAG_Status)) {
// <Status> ... </Status>
NodeList statusNodes = responseElem.getChildNodes();
for (int st = 0; st < statusNodes.getLength(); st++) {
Node statusNode = statusNodes.item(st);
if (!(statusNode instanceof Element)) {
continue;
}
Element statusElem = (Element) statusNode;
String statusNodeName = statusElem.getNodeName();
if (statusNodeName.equalsIgnoreCase(TAG_code)) {
errCode = StringTools.trim(GoogleGeocodeV2.GetNodeText(statusElem)); // expect "200"
break; // we only care about the 'code'
}
}
} else if (responseNodeName.equalsIgnoreCase(TAG_Placemark)) {
// <Placemark> ... </Placemark>
String id = responseElem.getAttribute(ATTR_id);
if ((id != null) && id.equals("p1")) {
NodeList placemarkNodes = responseElem.getChildNodes();
for (int pm = 0; (geoPoint == null) && (pm < placemarkNodes.getLength()); pm++) {
Node placemarkNode = placemarkNodes.item(pm);
if (!(placemarkNode instanceof Element)) {
continue;
}
Element placemarkElem = (Element) placemarkNode;
String placemarkNodeName = placemarkElem.getNodeName();
if (placemarkNodeName.equalsIgnoreCase(TAG_Point)) {
NodeList pointNodes = placemarkElem.getChildNodes();
for (int ptn = 0; (geoPoint == null) && (ptn < pointNodes.getLength()); ptn++) {
Node pointNode = pointNodes.item(ptn);
if (!(pointNode instanceof Element)) {
continue;
}
Element pointElem = (Element) pointNode;
String pointNodeName = pointElem.getNodeName();
if (pointNodeName.equalsIgnoreCase(TAG_coordinates)) {
String ll[] = StringTools.split(GoogleGeocodeV2.GetNodeText(pointElem), ',');
if (ll.length >= 2) {
double lon = StringTools.parseDouble(ll[0], 0.0); // longitude is first
double lat = StringTools.parseDouble(ll[1], 0.0);
if (GeoPoint.isValid(lat, lon)) {
geoPoint = new GeoPoint(lat, lon);
break; // we only care about the 'GeoPoint'
}
}
}
}
}
}
} else {
// Print.logInfo("Skipping Placemark ID = %s", id);
}
}
}
}
}
/* create address */
if (geoPoint != null) {
// GeoPoint found
return geoPoint;
}
/* check for Google reverse-geocode limit exceeded */
if ((errCode != null) && errCode.equals("620")) {
Print.logError("!!!! Google Reverse-Geocode Limit Exceeded [Error 620] !!!!");
}
/* no reverse-geocode available */
return null;
}
/* encode GeoPoint into nearest address URI */
protected String getAddressReverseGeocodeURL(GeoPoint gp, String localStr) {
StringBuffer sb = new StringBuffer();
GoogleSig sig = this.getSignature();
/* predefined URL */
String rgURL = this.getProperties().getString(PROP_reverseGeocodeURL, null);
if (!StringTools.isBlank(rgURL)) {
sb.append(rgURL);
sb.append("&ll=")
.append(gp.getLatitudeString(GeoPoint.SFORMAT_DEC_5, null))
.append(",")
.append(gp.getLongitudeString(GeoPoint.SFORMAT_DEC_5, null));
String defURL = sb.toString();
if (sig == null) {
return defURL;
} else {
String urlStr = sig.signURL(defURL);
return (urlStr != null) ? urlStr : defURL;
}
}
/* assemble URL */
sb.append(this.getAddressReverseGeocodeURI());
sb.append("output=xml");
sb.append("&oe=utf8");
/* latitude/longitude */
sb.append("&ll=")
.append(gp.getLatitudeString(GeoPoint.SFORMAT_DEC_5, null))
.append(",")
.append(gp.getLongitudeString(GeoPoint.SFORMAT_DEC_5, null));
/* sensor */
String sensor = this.getProperties().getString(PROP_sensor, null);
if (!StringTools.isBlank(sensor)) {
sb.append("&sensor=").append(sensor);
}
/* key */
String channel = this.getProperties().getString(PROP_channel, null);
String auth = this.getAuthorization();
if (StringTools.isBlank(auth) || auth.startsWith("*")) {
// invalid key
} else if (auth.startsWith(CLIENT_ID_PREFIX)) {
sb.append("&client=").append(auth);
if (StringTools.isBlank(channel)) {
channel = DBConfig.getServiceAccountID(null);
}
} else {
sb.append("&key=").append(auth);
}
/* channel */
if (!StringTools.isBlank(channel)) {
sb.append("&channel=").append(channel);
}
/* localization ("&hl=") */
if (!StringTools.isBlank(localStr)) {
sb.append("&hl=").append(localStr);
}
/* return url */
String defURL = sb.toString();
if (sig == null) {
return defURL;
} else {
String urlStr = sig.signURL(defURL);
return (urlStr != null) ? urlStr : defURL;
}
}