brouter/brouter-routing-app/src/main/java/btools/routingapp/BRouterWorker.java
2021-08-31 11:29:05 +02:00

456 lines
15 KiB
Java

package btools.routingapp;
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 android.os.Bundle;
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 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 = 2;
}
}
if (params.containsKey("timode")) {
rc.turnInstructionMode = params.getInt("timode");
}
if ( params.containsKey( "direction" ) )
{
rc.startDirection = params.getInt( "direction" );
}
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( "extraParams" )) { // add user params
String extraParams = params.getString("extraParams");
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 );
}
wplist.get(0).name = "from";
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 ) );
}
wplist.get(0).name = "from";
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 )
{
OsmNogoPolygon polygon = new OsmNogoPolygon(closed);
polygon.name = "nogopoly" ;
String nogoWeight = "NaN";
String[] polygonList = polygons.split("\\|");
for (int i = 0; i < polygonList.length; i++)
{
String[] lonLatList = polygonList[i].split(",");
if ( lonLatList.length > 1 )
{
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);
}
if (j < lonLatList.length) {
nogoWeight = lonLatList[j];
}
}
}
polygon.nogoWeight = Double.parseDouble( nogoWeight );
if ( polygon.points.size() > 0 )
{
polygon.calcBoundingCircle();
result.add(polygon);
}
}
}
private static void parseNogoPolygons_alt(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" );
}
}
}