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scan stations nearby given station (rather than just lat/lon)

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git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@169 0924bc21-9374-b0fa-ee44-9ff1593b38f0
This commit is contained in:
andreas.schildbach 2010-09-20 12:00:20 +00:00
parent 6ba4ad8395
commit 9f5e011511
9 changed files with 208 additions and 32 deletions
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22
src/de/schildbach/pte/MvvProvider.java
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@ -91,14 +91,24 @@ public class MvvProvider implements NetworkProvider
return results;
}
private static final String NEARBY_URI = "http://efa.mvv-muenchen.de/ultralite/XML_DM_REQUEST"
private static final String NEARBY_LATLON_URI = "http://efa.mvv-muenchen.de/ultralite/XML_DM_REQUEST"
+ "?mode=direct&coordOutputFormat=WGS84&mergeDep=1&useAllStops=1&name_dm=%2.6f:%2.6f:WGS84&type_dm=coord&itOptionsActive=1&ptOptionsActive=1&useProxFootSearch=1&excludedMeans=checkbox";
private final String NEARBY_STATION_URI = "http://efa.mvv-muenchen.de/ultralite/XML_DM_REQUEST"
+ "?mode=direct&coordOutputFormat=WGS84&mergeDep=1&useAllStops=1&name_dm=%d&type_dm=stop&itOptionsActive=1&ptOptionsActive=1&useProxFootSearch=1&excludedMeans=checkbox";
private static final Pattern P_NEARBY_COARSE = Pattern.compile("<dp>(.*?)</dp>");
private static final Pattern P_NEARBY_FINE = Pattern.compile(".*?<n>(.*?)</n>.*?<r>.*?<id>(.*?)</id>.*?</r>.*?<c>(\\d+),(\\d+)</c>.*?");
private static final Pattern P_NEARBY_FINE = Pattern.compile(".*?<n>(.*?)</n>.*?<r>.*?<id>(.*?)</id>.*?</r>.*?(?:<c>(\\d+),(\\d+)</c>.*?)?");
public List<Station> nearbyStations(final double lat, final double lon, final int maxDistance, final int maxStations) throws IOException
public List<Station> nearbyStations(final String stationId, final double lat, final double lon, final int maxDistance, final int maxStations)
throws IOException
{
final String uri = String.format(NEARBY_URI, lon, lat);
String uri;
if (lat != 0 || lon != 0)
uri = String.format(NEARBY_LATLON_URI, lon, lat);
else if (stationId != null)
uri = String.format(NEARBY_STATION_URI, stationId);
else
throw new IllegalArgumentException("at least one of stationId or lat/lon must be given");
final CharSequence page = ParserUtils.scrape(uri);
final List<Station> stations = new ArrayList<Station>();
@ -111,8 +121,8 @@ public class MvvProvider implements NetworkProvider
{
final String sName = mNearbyFine.group(1).trim();
final int sId = Integer.parseInt(mNearbyFine.group(2));
final double sLon = latLonToDouble(Integer.parseInt(mNearbyFine.group(3)));
final double sLat = latLonToDouble(Integer.parseInt(mNearbyFine.group(4)));
final double sLon = mNearbyFine.group(3) != null ? latLonToDouble(Integer.parseInt(mNearbyFine.group(3))) : 0;
final double sLat = mNearbyFine.group(4) != null ? latLonToDouble(Integer.parseInt(mNearbyFine.group(4))) : 0;
final Station station = new Station(sId, sName, sLat, sLon, 0, null, null);
stations.add(station);