/
GeocodingUtilities.java
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/
GeocodingUtilities.java
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package net.osmand.binary;
import net.osmand.PlatformUtil;
import net.osmand.ResultMatcher;
import net.osmand.CollatorStringMatcher.StringMatcherMode;
import net.osmand.binary.BinaryMapIndexReader.SearchRequest;
import net.osmand.data.Building;
import net.osmand.data.Building.BuildingInterpolation;
import net.osmand.data.City;
import net.osmand.data.LatLon;
import net.osmand.data.MapObject;
import net.osmand.data.Street;
import net.osmand.router.BinaryRoutePlanner;
import net.osmand.router.BinaryRoutePlanner.RouteSegmentPoint;
import net.osmand.router.RoutePlannerFrontEnd;
import net.osmand.router.RoutingContext;
import net.osmand.util.Algorithms;
import net.osmand.util.MapUtils;
import org.apache.commons.logging.Log;
import java.io.IOException;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import gnu.trove.set.hash.TLongHashSet;
public class GeocodingUtilities {
private static final Log log = PlatformUtil.getLog(GeocodingUtilities.class);
// Location to test parameters http://www.openstreetmap.org/#map=18/53.896473/27.540071 (hno 44)
// BUG http://www.openstreetmap.org/#map=19/50.9356/13.35348 (hno 26) street is
public static final float THRESHOLD_MULTIPLIER_SKIP_STREETS_AFTER = 5;
public static final float STOP_SEARCHING_STREET_WITH_MULTIPLIER_RADIUS = 250;
public static final float STOP_SEARCHING_STREET_WITHOUT_MULTIPLIER_RADIUS = 400;
public static final int DISTANCE_STREET_NAME_PROXIMITY_BY_NAME = 15000;
public static final float DISTANCE_STREET_FROM_CLOSEST_WITH_SAME_NAME = 1000;
public static final float THRESHOLD_MULTIPLIER_SKIP_BUILDINGS_AFTER = 1.5f;
public static final float DISTANCE_BUILDING_PROXIMITY = 100;
public static final String[] SUFFIXES = new String[]{
"av.", "avenue", "просп.", "пер.", "пр.", "заул.", "проспект", "переул.", "бул.", "бульвар", "тракт"};
public static final String[] DEFAULT_SUFFIXES = new String[]{
"str.", "street", "улица", "ул.", "вулица", "вул.", "вулиця"};
private static Set<String> SET_DEF_SUFFIXES = null;
private static Set<String> SET_SUFFIXES = null;
public static Set<String> getDefSuffixesSet() {
if (SET_DEF_SUFFIXES == null) {
SET_DEF_SUFFIXES = new TreeSet<String>();
SET_DEF_SUFFIXES.addAll(Arrays.asList(DEFAULT_SUFFIXES));
}
return SET_DEF_SUFFIXES;
}
public static Set<String> getSuffixesSet() {
if (SET_SUFFIXES == null) {
SET_SUFFIXES = new TreeSet<String>();
SET_SUFFIXES.addAll(Arrays.asList(SUFFIXES));
}
return SET_SUFFIXES;
}
public static final Comparator<GeocodingResult> DISTANCE_COMPARATOR = new Comparator<GeocodingResult>() {
@Override
public int compare(GeocodingResult o1, GeocodingResult o2) {
LatLon l1 = o1.getLocation();
LatLon l2 = o2.getLocation();
if (l1 == null || l2 == null) {
return l2 == l1 ? 0 : (l1 == null ? -1 : 1);
}
return Double.compare(MapUtils.getDistance(l1, o1.searchPoint),
MapUtils.getDistance(l2, o2.searchPoint));
}
};
public static class GeocodingResult {
public GeocodingResult() {
}
public GeocodingResult(GeocodingResult r) {
this.searchPoint = r.searchPoint;
this.regionFP = r.regionFP;
this.regionLen = r.regionLen;
this.connectionPoint = r.connectionPoint;
this.streetName = r.streetName;
this.point = r.point;
this.building = r.building;
this.city = r.city;
this.street = r.street;
}
// input
public LatLon searchPoint;
// 1st step
public LatLon connectionPoint;
public int regionFP;
public int regionLen;
public RouteSegmentPoint point;
public String streetName;
// justification
public Building building;
public String buildingInterpolation;
public Street street;
public City city;
private double dist = -1;
public LatLon getLocation() {
return connectionPoint;
}
public double getDistance() {
if (dist == -1 && connectionPoint != null && searchPoint != null) {
dist = MapUtils.getDistance(connectionPoint, searchPoint);
}
return dist;
}
public double getDistanceP() {
if (point != null && searchPoint != null) {
// Need distance between searchPoint and nearest RouteSegmentPoint here, to approximate distance from neareest named road
return Math.sqrt(point.distSquare);
} else {
return -1;
}
}
@Override
public String toString() {
StringBuilder bld = new StringBuilder();
if (building != null) {
bld.append(building.getName());
}
if (street != null) {
bld.append(" str. ").append(street.getName()).append(" city ").append(city.getName());
} else if (streetName != null) {
bld.append(" str. ").append(streetName);
} else if (city != null) {
bld.append(" city ").append(city.getName());
}
if (connectionPoint != null && searchPoint != null) {
bld.append(" dist=").append((int) getDistance());
}
return bld.toString();
}
}
public List<GeocodingResult> reverseGeocodingSearch(RoutingContext ctx, double lat, double lon) throws IOException {
RoutePlannerFrontEnd rp = new RoutePlannerFrontEnd(false);
List<GeocodingResult> lst = new ArrayList<GeocodingUtilities.GeocodingResult>();
List<RouteSegmentPoint> listR = new ArrayList<BinaryRoutePlanner.RouteSegmentPoint>();
rp.findRouteSegment(lat, lon, ctx, listR);
double distSquare = 0;
TLongHashSet set = new TLongHashSet();
Set<String> streetNames = new HashSet<String>();
for (RouteSegmentPoint p : listR) {
RouteDataObject road = p.getRoad();
if (!set.add(road.getId())) {
continue;
}
// System.out.println(road.toString() + " " + Math.sqrt(p.distSquare));
boolean emptyName = Algorithms.isEmpty(road.getName()) && Algorithms.isEmpty(road.getRef("", false, true));
if (!emptyName) {
if (distSquare == 0 || distSquare > p.distSquare) {
distSquare = p.distSquare;
}
GeocodingResult sr = new GeocodingResult();
sr.searchPoint = new LatLon(lat, lon);
sr.streetName = Algorithms.isEmpty(road.getName()) ? road.getRef("", false, true) : road.getName();
sr.point = p;
sr.connectionPoint = new LatLon(MapUtils.get31LatitudeY(p.preciseY), MapUtils.get31LongitudeX(p.preciseX));
sr.regionFP = road.region.getFilePointer();
sr.regionLen = road.region.getLength();
if (streetNames.add(sr.streetName)) {
lst.add(sr);
}
}
if (p.distSquare > STOP_SEARCHING_STREET_WITH_MULTIPLIER_RADIUS * STOP_SEARCHING_STREET_WITH_MULTIPLIER_RADIUS &&
distSquare != 0 && p.distSquare > THRESHOLD_MULTIPLIER_SKIP_STREETS_AFTER * distSquare) {
break;
}
if (p.distSquare > STOP_SEARCHING_STREET_WITHOUT_MULTIPLIER_RADIUS * STOP_SEARCHING_STREET_WITHOUT_MULTIPLIER_RADIUS) {
break;
}
}
Collections.sort(lst, GeocodingUtilities.DISTANCE_COMPARATOR);
return lst;
}
public List<String> prepareStreetName(String s) {
List<String> ls = new ArrayList<String>();
int beginning = 0;
for (int i = 1; i < s.length(); i++) {
if (s.charAt(i) == ' ') {
addWord(ls, s.substring(beginning, i));
beginning = i;
} else if (s.charAt(i) == '(') {
addWord(ls, s.substring(beginning, i));
while (i < s.length()) {
char c = s.charAt(i);
i++;
beginning = i;
if (c == ')')
break;
}
}
}
if (beginning < s.length()) {
String lastWord = s.substring(beginning, s.length());
addWord(ls, lastWord);
}
Collections.sort(ls, Collator.getInstance());
return ls;
}
private void addWord(List<String> ls, String word) {
String w = word.trim().toLowerCase();
if (!Algorithms.isEmpty(w) && !getDefSuffixesSet().contains(w)) {
ls.add(w);
}
}
public List<GeocodingResult> justifyReverseGeocodingSearch(final GeocodingResult road, BinaryMapIndexReader reader,
double knownMinBuildingDistance, final ResultMatcher<GeocodingResult> result) throws IOException {
// test address index search
final List<GeocodingResult> streetsList = new ArrayList<GeocodingResult>();
final List<String> streetNamePacked = prepareStreetName(road.streetName);
if (streetNamePacked.size() > 0) {
log.info("Search street by name " + road.streetName + " " + streetNamePacked);
String mainWord = "";
for (int i = 0; i < streetNamePacked.size(); i++) {
String s = streetNamePacked.get(i);
if (!getSuffixesSet().contains(s) && s.length() > mainWord.length()) {
mainWord = s;
}
}
if (Algorithms.isEmpty(mainWord)) {
mainWord = streetNamePacked.get(0);
}
SearchRequest<MapObject> req = BinaryMapIndexReader.buildAddressByNameRequest(
new ResultMatcher<MapObject>() {
@Override
public boolean publish(MapObject object) {
if (object instanceof Street
&& prepareStreetName(object.getName()).equals(streetNamePacked)) {
double d = MapUtils.getDistance(object.getLocation(), road.searchPoint.getLatitude(),
road.searchPoint.getLongitude());
// double check to suport old format
if (d < DISTANCE_STREET_NAME_PROXIMITY_BY_NAME) {
GeocodingResult rs = new GeocodingResult(road);
rs.street = (Street) object;
// set connection point to sort
rs.connectionPoint = rs.street.getLocation();
rs.city = rs.street.getCity();
streetsList.add(rs);
return true;
}
return false;
}
return false;
}
@Override
public boolean isCancelled() {
return result != null && result.isCancelled();
}
}, mainWord, StringMatcherMode.CHECK_EQUALS_FROM_SPACE);
req.setBBoxRadius(road.getLocation().getLatitude(), road.getLocation().getLongitude(), DISTANCE_STREET_NAME_PROXIMITY_BY_NAME);
reader.searchAddressDataByName(req);
}
final List<GeocodingResult> res = new ArrayList<GeocodingResult>();
if (streetsList.size() == 0) {
res.add(road);
} else {
Collections.sort(streetsList, DISTANCE_COMPARATOR);
double streetDistance = 0;
for (GeocodingResult street : streetsList) {
if (streetDistance == 0) {
streetDistance = street.getDistance();
} else if (street.getDistance() > streetDistance + DISTANCE_STREET_FROM_CLOSEST_WITH_SAME_NAME) {
continue;
}
street.connectionPoint = road.connectionPoint;
final List<GeocodingResult> streetBuildings = loadStreetBuildings(road, reader, street);
Collections.sort(streetBuildings, DISTANCE_COMPARATOR);
if (streetBuildings.size() > 0) {
Iterator<GeocodingResult> it = streetBuildings.iterator();
if (knownMinBuildingDistance == 0) {
GeocodingResult firstBld = it.next();
knownMinBuildingDistance = firstBld.getDistance();
res.add(firstBld);
}
while (it.hasNext()) {
GeocodingResult nextBld = it.next();
if (nextBld.getDistance() > knownMinBuildingDistance
* THRESHOLD_MULTIPLIER_SKIP_BUILDINGS_AFTER) {
break;
}
res.add(nextBld);
}
}
res.add(street);
}
}
Collections.sort(res, DISTANCE_COMPARATOR);
return res;
}
private List<GeocodingResult> loadStreetBuildings(final GeocodingResult road, BinaryMapIndexReader reader,
GeocodingResult street) throws IOException {
final List<GeocodingResult> streetBuildings = new ArrayList<GeocodingResult>();
reader.preloadBuildings(street.street, null);
log.info("Preload buildings " + street.street.getName() + " " + street.city.getName() + " " + street.street.getId());
for (Building b : street.street.getBuildings()) {
if (b.getLatLon2() != null) {
double slat = b.getLocation().getLatitude();
double slon = b.getLocation().getLongitude();
double tolat = b.getLatLon2().getLatitude();
double tolon = b.getLatLon2().getLongitude();
double coeff = MapUtils.getProjectionCoeff(road.searchPoint.getLatitude(), road.searchPoint.getLongitude(),
slat, slon, tolat, tolon);
double plat = slat + (tolat - slat) * coeff;
double plon = slon + (tolon - slon) * coeff;
if (MapUtils.getDistance(road.searchPoint, plat, plon) < DISTANCE_BUILDING_PROXIMITY) {
GeocodingResult bld = new GeocodingResult(street);
bld.building = b;
bld.connectionPoint = b.getLocation();
streetBuildings.add(bld);
if (!Algorithms.isEmpty(b.getName2())) {
int fi = Algorithms.extractFirstIntegerNumber(b.getName());
int si = Algorithms.extractFirstIntegerNumber(b.getName2());
if (si != 0 && fi != 0) {
int num = (int) (fi + (si - fi) * coeff);
BuildingInterpolation type = b.getInterpolationType();
if (type == BuildingInterpolation.EVEN || type == BuildingInterpolation.ODD) {
if (num % 2 == (type == BuildingInterpolation.EVEN ? 1 : 0)) {
num--;
}
} else if (b.getInterpolationInterval() > 0) {
int intv = b.getInterpolationInterval();
if ((num - fi) % intv != 0) {
num = ((num - fi) / intv) * intv + fi;
}
}
bld.buildingInterpolation = num + "";
}
}
}
} else if (MapUtils.getDistance(b.getLocation(), road.searchPoint) < DISTANCE_BUILDING_PROXIMITY) {
GeocodingResult bld = new GeocodingResult(street);
bld.building = b;
bld.connectionPoint = b.getLocation();
streetBuildings.add(bld);
}
}
return streetBuildings;
}
}