Fix #2436
This commit is contained in:
Roman Inflianskas
parent
d8ec72ff97
commit
f30318bf49
3 changed files with 152 additions and 15 deletions
45
OsmAnd-java/src/net/osmand/util/GeoPolylineParserUtil.java
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45
OsmAnd-java/src/net/osmand/util/GeoPolylineParserUtil.java
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@ -0,0 +1,45 @@
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package net.osmand.util;
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import net.osmand.data.LatLon;
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import java.util.ArrayList;
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import java.util.List;
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public class GeoPolylineParserUtil {
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/**
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* Parses Google esque polyline
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*
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* @param encoded The polyline as a String
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* @return {@link List<LatLon>}
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*/
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public static List<LatLon> parse(final String encoded) {
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List<LatLon> track = new ArrayList<LatLon>();
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int index = 0;
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int lat = 0, lng = 0;
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double precision = 1E6;
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while (index < encoded.length()) {
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int b, shift = 0, result = 0;
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do {
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b = encoded.charAt(index++) - 63;
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result |= (b & 0x1f) << shift;
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shift += 5;
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} while (b >= 0x20);
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int dlat = ((result & 1) != 0 ? ~(result >> 1) : (result >> 1));
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lat += dlat;
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shift = 0;
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result = 0;
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do {
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b = encoded.charAt(index++) - 63;
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result |= (b & 0x1f) << shift;
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shift += 5;
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} while (b >= 0x20);
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int dlng = ((result & 1) != 0 ? ~(result >> 1) : (result >> 1));
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lng += dlng;
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LatLon p = new LatLon((double) lat / precision, (double) lng / precision);
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track.add(p);
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}
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return track;
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}
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}
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@ -0,0 +1,88 @@
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package net.osmand.util;
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import net.osmand.data.LatLon;
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import java.util.Arrays;
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import org.junit.Assert;
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import org.junit.Test;
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/**
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* Created by rominf on 4/16/16.
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*/
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public class GeoPolylineParserUtilTest {
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@Test
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public void testDecode() {
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Assert.assertEquals(Arrays.asList(
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new LatLon(52.503032, 13.420526),
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new LatLon(52.503240, 13.420671),
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new LatLon(52.503669, 13.420973),
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new LatLon(52.504054, 13.421244),
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new LatLon(52.504302, 13.421418),
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new LatLon(52.504454, 13.421525),
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new LatLon(52.504616, 13.421639),
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new LatLon(52.504843, 13.421798),
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new LatLon(52.505043, 13.421939),
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new LatLon(52.505102, 13.421981),
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new LatLon(52.505092, 13.422116),
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new LatLon(52.505075, 13.422305),
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new LatLon(52.505063, 13.422509),
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new LatLon(52.505050, 13.422942),
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new LatLon(52.505055, 13.423287),
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new LatLon(52.505071, 13.423649),
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new LatLon(52.505092, 13.423895),
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new LatLon(52.505160, 13.424429),
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new LatLon(52.505204, 13.424704),
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new LatLon(52.505278, 13.425052),
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new LatLon(52.505370, 13.425399),
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new LatLon(52.505508, 13.425830),
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new LatLon(52.505680, 13.426272),
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new LatLon(52.505796, 13.426507),
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new LatLon(52.505851, 13.426619),
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new LatLon(52.505995, 13.426914),
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new LatLon(52.506250, 13.427290),
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new LatLon(52.506366, 13.427431),
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new LatLon(52.506438, 13.427521),
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new LatLon(52.506637, 13.427728),
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new LatLon(52.506849, 13.427905),
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new LatLon(52.507004, 13.428004),
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new LatLon(52.507104, 13.428081),
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new LatLon(52.507253, 13.428195),
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new LatLon(52.507353, 13.428258),
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new LatLon(52.507484, 13.428282),
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new LatLon(52.507651, 13.428288),
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new LatLon(52.507947, 13.428300),
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new LatLon(52.508137, 13.428360),
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new LatLon(52.508293, 13.428475),
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new LatLon(52.508412, 13.428562),
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new LatLon(52.508687, 13.428804),
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new LatLon(52.508874, 13.428973),
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new LatLon(52.509587, 13.429607),
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new LatLon(52.509697, 13.429708),
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new LatLon(52.510056, 13.430027),
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new LatLon(52.510192, 13.430113),
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new LatLon(52.510476, 13.430249),
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new LatLon(52.510559, 13.430042),
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new LatLon(52.510925, 13.429097),
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new LatLon(52.511293, 13.428160),
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new LatLon(52.511772, 13.427079),
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new LatLon(52.511958, 13.427142),
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new LatLon(52.512213, 13.427215),
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new LatLon(52.512322, 13.427244),
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new LatLon(52.512495, 13.427291),
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new LatLon(52.512879, 13.427406),
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new LatLon(52.513202, 13.427515),
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new LatLon(52.513547, 13.427699),
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new LatLon(52.514054, 13.427939),
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new LatLon(52.514941, 13.428551),
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new LatLon(52.515179, 13.428724),
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new LatLon(52.515530, 13.428902),
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new LatLon(52.515872, 13.429033),
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new LatLon(52.516514, 13.429265),
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new LatLon(52.516582, 13.429288)),
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GeoPolylineParserUtil.parse("" +
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"o~occB{}brX_LaHyY{QaW}OoN{IoHuEcIcFeM}HoKyGuBsARmG`@yJVwKXaZIqT_@sUi@kNgCk`@wAePsCwTwDuTsG}Y" +
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"wIsZgFuMmB_F_HmQ}NoVgFyGoCsDmK}KgLaJuHeEgEyCiHcFgE}BeGo@mIKoQW{JwBwHeFmFmDePcNuJqIqk@sf@{EiE" +
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"mU}RoGkDwPoGeD|K{U`z@_Vpy@}\\pbAsJ}B}NqCyEy@yI}A_WeFeSyEqToJu^_Nmv@ge@{MyI}TcJkTeGcg@oMgCm@"));
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}
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}
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@ -1,6 +1,7 @@
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package net.osmand.plus.routing;
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import java.io.BufferedReader;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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@ -56,7 +57,9 @@ import net.osmand.router.RoutingContext;
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import net.osmand.router.TurnType;
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import net.osmand.util.Algorithms;
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import net.osmand.util.MapUtils;
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import net.osmand.util.GeoPolylineParserUtil;
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import org.json.JSONObject;
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import org.json.JSONException;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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@ -1142,30 +1145,31 @@ public class RouteProvider {
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}
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}
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appendOSRMLoc(uri, params.end);
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uri.append("&output=gpx"); //$NON-NLS-1$
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log.info("URL route " + uri);
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URLConnection connection = NetworkUtils.getHttpURLConnection(uri.toString());
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connection.setRequestProperty("User-Agent", Version.getFullVersion(params.ctx));
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// StringBuilder content = new StringBuilder();
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// BufferedReader rs = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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// String s;
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// while((s = rs.readLine()) != null) {
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// content.append(s);
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// }
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// JSONObject obj = new JSONObject(content.toString());
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final InputStream inputStream = connection.getInputStream();
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GPXFile gpxFile = GPXUtilities.loadGPXFile(params.ctx, inputStream);
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StringBuilder content = new StringBuilder();
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BufferedReader rs = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String s;
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while((s = rs.readLine()) != null) {
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content.append(s);
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}
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JSONObject obj = new JSONObject(content.toString());
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try {
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inputStream.close();
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rs.close();
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} catch(IOException e){
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}
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if(gpxFile.routes.isEmpty()) {
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List<LatLon> route = GeoPolylineParserUtil.parse(obj.get("route_geometry").toString());
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if (route.isEmpty()) {
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return new RouteCalculationResult("Route is empty");
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}
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for (WptPt pt : gpxFile.routes.get(0).points) {
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res.add(createLocation(pt));
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for (LatLon pt : route) {
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WptPt wpt = new WptPt();
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wpt.lat = pt.getLatitude();
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wpt.lon = pt.getLongitude();
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res.add(createLocation(wpt));
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}
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params.intermediates = null;
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return new RouteCalculationResult(res, null, params, null);
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