brouter/brouter-routing-app/src/main/java/btools/routingapp/BRouterWorker.java
2023-05-04 11:19:07 +02:00

427 lines
14 KiB
Java

package btools.routingapp;
import android.os.Bundle;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.StringTokenizer;
import btools.router.OsmNodeNamed;
import btools.router.OsmNogoPolygon;
import btools.router.OsmTrack;
import btools.router.RoutingContext;
import btools.router.RoutingEngine;
public class BRouterWorker {
private static final int OUTPUT_FORMAT_GPX = 0;
private static final int OUTPUT_FORMAT_KML = 1;
private static final int OUTPUT_FORMAT_JSON = 2;
public String baseDir;
public File segmentDir;
public String profileName;
public String profilePath;
public String rawTrackPath;
public List<OsmNodeNamed> waypoints;
public List<OsmNodeNamed> nogoList;
public List<OsmNodeNamed> nogoPolygonsList;
public String profileParams;
public String getTrackFromParams(Bundle params) {
String pathToFileResult = params.getString("pathToFileResult");
if (pathToFileResult != null) {
File f = new File(pathToFileResult);
File dir = f.getParentFile();
if (!dir.exists() || !dir.canWrite()) {
return "file folder does not exists or can not be written!";
}
}
long maxRunningTime = 60000;
String sMaxRunningTime = params.getString("maxRunningTime");
if (sMaxRunningTime != null) {
maxRunningTime = Integer.parseInt(sMaxRunningTime) * 1000;
}
RoutingContext rc = new RoutingContext();
rc.rawTrackPath = rawTrackPath;
rc.localFunction = profilePath;
String tiFormat = params.getString("turnInstructionFormat");
if (tiFormat != null) {
if ("osmand".equalsIgnoreCase(tiFormat)) {
rc.turnInstructionMode = 3;
} else if ("locus".equalsIgnoreCase(tiFormat)) {
rc.turnInstructionMode = 7;
}
}
if (params.containsKey("timode")) {
rc.turnInstructionMode = params.getInt("timode");
}
if (params.containsKey("direction")) {
rc.startDirection = params.getInt("direction");
}
if (params.containsKey("heading")) {
rc.startDirection = params.getInt("heading");
rc.forceUseStartDirection = true;
}
if (params.containsKey("alternativeidx")) {
rc.alternativeIdx = params.getInt("alternativeidx");
}
readNogos(params); // add interface provided nogos
if (nogoList != null) {
RoutingContext.prepareNogoPoints(nogoList);
if (rc.nogopoints == null) {
rc.nogopoints = nogoList;
} else {
rc.nogopoints.addAll(nogoList);
}
}
if (rc.nogopoints == null) {
rc.nogopoints = nogoPolygonsList;
} else if (nogoPolygonsList != null) {
rc.nogopoints.addAll(nogoPolygonsList);
}
List<OsmNodeNamed> poisList = readPoisList(params);
rc.poipoints = poisList;
if (params.containsKey("lats")) {
waypoints = readPositions(params);
}
if (params.containsKey("lonlats")) {
waypoints = readLonlats(params);
}
if (waypoints == null) return "no pts ";
if (params.containsKey("straight")) {
try {
String straight = params.getString("straight");
String[] sa = straight.split(",");
for (int i = 0; i < sa.length; i++) {
int v = Integer.valueOf(sa[i]);
if (waypoints.size() > v) waypoints.get(v).direct = true;
}
} catch (NumberFormatException e) {
}
}
String extraParams = null;
if (params.containsKey("extraParams")) { // add user params
extraParams = params.getString("extraParams");
}
if (extraParams != null && this.profileParams != null) {
// don't overwrite incoming values
extraParams = this.profileParams + "&" + extraParams;
} else if (this.profileParams != null) {
extraParams = this.profileParams;
}
if (params.containsKey("extraParams")) { // add user params
if (rc.keyValues == null) rc.keyValues = new HashMap<String, String>();
StringTokenizer tk = new StringTokenizer(extraParams, "?&");
while (tk.hasMoreTokens()) {
String t = tk.nextToken();
StringTokenizer tk2 = new StringTokenizer(t, "=");
if (tk2.hasMoreTokens()) {
String key = tk2.nextToken();
if (tk2.hasMoreTokens()) {
String value = tk2.nextToken();
rc.keyValues.put(key, value);
}
}
}
}
try {
writeTimeoutData(rc);
} catch (Exception e) {
}
RoutingEngine cr = new RoutingEngine(null, null, segmentDir, waypoints, rc);
cr.quite = true;
cr.doRun(maxRunningTime);
// store new reference track if any
// (can exist for timed-out search)
if (cr.getFoundRawTrack() != null) {
try {
cr.getFoundRawTrack().writeBinary(rawTrackPath);
} catch (Exception e) {
}
}
if (cr.getErrorMessage() != null) {
return cr.getErrorMessage();
}
String format = params.getString("trackFormat");
int writeFromat = OUTPUT_FORMAT_GPX;
if (format != null) {
if ("kml".equals(format)) writeFromat = OUTPUT_FORMAT_KML;
if ("json".equals(format)) writeFromat = OUTPUT_FORMAT_JSON;
}
OsmTrack track = cr.getFoundTrack();
if (track != null) {
if (params.containsKey("exportWaypoints")) {
track.exportWaypoints = (params.getInt("exportWaypoints", 0) == 1);
}
if (pathToFileResult == null) {
switch (writeFromat) {
case OUTPUT_FORMAT_GPX:
return track.formatAsGpx();
case OUTPUT_FORMAT_KML:
return track.formatAsKml();
case OUTPUT_FORMAT_JSON:
return track.formatAsGeoJson();
default:
return track.formatAsGpx();
}
}
try {
switch (writeFromat) {
case OUTPUT_FORMAT_GPX:
track.writeGpx(pathToFileResult);
break;
case OUTPUT_FORMAT_KML:
track.writeKml(pathToFileResult);
break;
case OUTPUT_FORMAT_JSON:
track.writeJson(pathToFileResult);
break;
default:
track.writeGpx(pathToFileResult);
break;
}
} catch (Exception e) {
return "error writing file: " + e;
}
}
return null;
}
private List<OsmNodeNamed> readPositions(Bundle params) {
List<OsmNodeNamed> wplist = new ArrayList<OsmNodeNamed>();
double[] lats = params.getDoubleArray("lats");
double[] lons = params.getDoubleArray("lons");
if (lats == null || lats.length < 2 || lons == null || lons.length < 2) {
throw new IllegalArgumentException("we need two lat/lon points at least!");
}
for (int i = 0; i < lats.length && i < lons.length; i++) {
OsmNodeNamed n = new OsmNodeNamed();
n.name = "via" + i;
n.ilon = (int) ((lons[i] + 180.) * 1000000. + 0.5);
n.ilat = (int) ((lats[i] + 90.) * 1000000. + 0.5);
wplist.add(n);
}
if (wplist.get(0).name.startsWith("via")) wplist.get(0).name = "from";
if (wplist.get(wplist.size() - 1).name.startsWith("via")) wplist.get(wplist.size() - 1).name = "to";
return wplist;
}
private List<OsmNodeNamed> readLonlats(Bundle params) {
List<OsmNodeNamed> wplist = new ArrayList<OsmNodeNamed>();
String lonLats = params.getString("lonlats");
if (lonLats == null) throw new IllegalArgumentException("lonlats parameter not set");
String[] coords = lonLats.split("\\|");
if (coords.length < 2)
throw new IllegalArgumentException("we need two lat/lon points at least!");
for (int i = 0; i < coords.length; i++) {
String[] lonLat = coords[i].split(",");
if (lonLat.length < 2)
throw new IllegalArgumentException("we need two lat/lon points at least!");
wplist.add(readPosition(lonLat[0], lonLat[1], "via" + i));
if (lonLat.length > 2) {
if (lonLat[2].equals("d")) {
wplist.get(wplist.size() - 1).direct = true;
} else {
wplist.get(wplist.size() - 1).name = lonLat[2];
}
}
}
if (wplist.get(0).name.startsWith("via")) wplist.get(0).name = "from";
if (wplist.get(wplist.size() - 1).name.startsWith("via")) wplist.get(wplist.size() - 1).name = "to";
return wplist;
}
private static OsmNodeNamed readPosition(String vlon, String vlat, String name) {
if (vlon == null) throw new IllegalArgumentException("lon " + name + " not found in input");
if (vlat == null) throw new IllegalArgumentException("lat " + name + " not found in input");
return readPosition(Double.parseDouble(vlon), Double.parseDouble(vlat), name);
}
private static OsmNodeNamed readPosition(double lon, double lat, String name) {
OsmNodeNamed n = new OsmNodeNamed();
n.name = name;
n.ilon = (int) ((lon + 180.) * 1000000. + 0.5);
n.ilat = (int) ((lat + 90.) * 1000000. + 0.5);
return n;
}
private void readNogos(Bundle params) {
if (params.containsKey("nogoLats")) {
double[] lats = params.getDoubleArray("nogoLats");
double[] lons = params.getDoubleArray("nogoLons");
double[] radi = params.getDoubleArray("nogoRadi");
if (lats == null || lons == null || radi == null) return;
for (int i = 0; i < lats.length && i < lons.length && i < radi.length; i++) {
OsmNodeNamed n = new OsmNodeNamed();
n.name = "nogo" + (int) radi[i];
n.ilon = (int) ((lons[i] + 180.) * 1000000. + 0.5);
n.ilat = (int) ((lats[i] + 90.) * 1000000. + 0.5);
n.isNogo = true;
n.nogoWeight = Double.NaN;
AppLogger.log("added interface provided nogo: " + n);
nogoList.add(n);
}
}
if (params.containsKey("nogos")) {
nogoList = readNogoList(params);
}
if (params.containsKey("polylines") ||
params.containsKey("polygons")) {
nogoPolygonsList = readNogoPolygons(params);
}
}
private List<OsmNodeNamed> readNogoList(Bundle params) {
// lon,lat,radius|...
String nogos = params.getString("nogos");
if (nogos == null) return null;
String[] lonLatRadList = nogos.split("\\|");
List<OsmNodeNamed> nogoList = new ArrayList<OsmNodeNamed>();
for (int i = 0; i < lonLatRadList.length; i++) {
String[] lonLatRad = lonLatRadList[i].split(",");
String nogoWeight = "NaN";
if (lonLatRad.length > 3) {
nogoWeight = lonLatRad[3];
}
nogoList.add(readNogo(lonLatRad[0], lonLatRad[1], lonLatRad[2], nogoWeight));
}
return nogoList;
}
private static OsmNodeNamed readNogo(String lon, String lat, String radius, String nogoWeight) {
double weight = "undefined".equals(nogoWeight) ? Double.NaN : Double.parseDouble(nogoWeight);
return readNogo(Double.parseDouble(lon), Double.parseDouble(lat), Integer.parseInt(radius), weight);
}
private static OsmNodeNamed readNogo(double lon, double lat, int radius, double nogoWeight) {
OsmNodeNamed n = new OsmNodeNamed();
n.name = "nogo" + radius;
n.ilon = (int) ((lon + 180.) * 1000000. + 0.5);
n.ilat = (int) ((lat + 90.) * 1000000. + 0.5);
n.isNogo = true;
n.nogoWeight = nogoWeight;
return n;
}
private List<OsmNodeNamed> readNogoPolygons(Bundle params) {
List<OsmNodeNamed> result = new ArrayList<OsmNodeNamed>();
parseNogoPolygons(params.getString("polylines"), result, false);
parseNogoPolygons(params.getString("polygons"), result, true);
return result.size() > 0 ? result : null;
}
private static void parseNogoPolygons(String polygons, List<OsmNodeNamed> result, boolean closed) {
if (polygons != null) {
String[] polygonList = polygons.split("\\|");
for (int i = 0; i < polygonList.length; i++) {
String[] lonLatList = polygonList[i].split(",");
if (lonLatList.length > 1) {
OsmNogoPolygon polygon = new OsmNogoPolygon(closed);
polygon.name = "nogo" + i;
int j;
for (j = 0; j < 2 * (lonLatList.length / 2) - 1; ) {
String slon = lonLatList[j++];
String slat = lonLatList[j++];
int lon = (int) ((Double.parseDouble(slon) + 180.) * 1000000. + 0.5);
int lat = (int) ((Double.parseDouble(slat) + 90.) * 1000000. + 0.5);
polygon.addVertex(lon, lat);
}
String nogoWeight = "NaN";
if (j < lonLatList.length) {
nogoWeight = lonLatList[j];
}
polygon.nogoWeight = Double.parseDouble(nogoWeight);
if (polygon.points.size() > 0) {
polygon.calcBoundingCircle();
result.add(polygon);
}
}
}
}
}
private List<OsmNodeNamed> readPoisList(Bundle params) {
// lon,lat,name|...
String pois = params.getString("pois");
if (pois == null) return null;
String[] lonLatNameList = pois.split("\\|");
List<OsmNodeNamed> poisList = new ArrayList<OsmNodeNamed>();
for (int i = 0; i < lonLatNameList.length; i++) {
String[] lonLatName = lonLatNameList[i].split(",");
OsmNodeNamed n = new OsmNodeNamed();
n.ilon = (int) ((Double.parseDouble(lonLatName[0]) + 180.) * 1000000. + 0.5);
n.ilat = (int) ((Double.parseDouble(lonLatName[1]) + 90.) * 1000000. + 0.5);
n.name = lonLatName[2];
poisList.add(n);
}
return poisList;
}
private void writeTimeoutData(RoutingContext rc) throws Exception {
String timeoutFile = baseDir + "/brouter/modes/timeoutdata.txt";
BufferedWriter bw = new BufferedWriter(new FileWriter(timeoutFile));
bw.write(profileName);
bw.write("\n");
bw.write(rc.rawTrackPath);
bw.write("\n");
writeWPList(bw, waypoints);
writeWPList(bw, nogoList);
bw.close();
}
private void writeWPList(BufferedWriter bw, List<OsmNodeNamed> wps) throws Exception {
bw.write(wps.size() + "\n");
for (OsmNodeNamed wp : wps) {
bw.write(wp.toString());
bw.write("\n");
}
}
}