/*
* Copyright 2010, 2011 the original author or authors.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package de.schildbach.pte;
import java.io.IOException;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import de.schildbach.pte.dto.Line;
import de.schildbach.pte.dto.Location;
import de.schildbach.pte.dto.LocationType;
import de.schildbach.pte.dto.NearbyStationsResult;
import de.schildbach.pte.dto.QueryDeparturesResult;
import de.schildbach.pte.util.ParserUtils;
/**
* @author Andreas Schildbach
*/
public class SeProvider extends AbstractHafasProvider
{
public static final NetworkId NETWORK_ID = NetworkId.SE;
private static final String API_BASE = "http://reseplanerare.resrobot.se/bin/"; // http://api.vasttrafik.se/bin/query.exe/sn
public SeProvider()
{
super(API_BASE + "query.exe/sn", 14, null, "UTF-8", null);
}
public NetworkId id()
{
return NETWORK_ID;
}
public boolean hasCapabilities(final Capability... capabilities)
{
for (final Capability capability : capabilities)
if (capability == Capability.AUTOCOMPLETE_ONE_LINE || capability == Capability.DEPARTURES)
return true;
return false;
}
@Override
protected char intToProduct(final int value)
{
if (value == 1) // Flyg
return 'I';
if (value == 2) // X2000
return 'I';
if (value == 4)
return 'R';
if (value == 8) // Expressbus
return 'B';
if (value == 16)
return 'R';
if (value == 32) // Tunnelbana
return 'U';
if (value == 64) // Spårvagn
return 'T';
if (value == 128)
return 'B';
if (value == 256)
return 'F';
if (value == 512) // Länstaxi
return 'F';
if (value == 1024) // Future
return 'R';
throw new IllegalArgumentException("cannot handle: " + value);
}
@Override
protected void setProductBits(final StringBuilder productBits, final char product)
{
if (product == 'I')
{
productBits.setCharAt(0, '1'); // Flyg
productBits.setCharAt(1, '1'); // Snabbtåg
}
else if (product == 'R')
{
productBits.setCharAt(2, '1'); // Tåg
productBits.setCharAt(4, '1'); // Lokaltåg
}
else if (product == 'S')
{
}
else if (product == 'U')
{
productBits.setCharAt(5, '1'); // Tunnelbana
}
else if (product == 'T')
{
productBits.setCharAt(6, '1'); // Spårvagn
}
else if (product == 'B')
{
productBits.setCharAt(3, '1'); // Expressbuss
productBits.setCharAt(7, '1'); // Buss
}
else if (product == 'P')
{
}
else if (product == 'F')
{
productBits.setCharAt(8, '1'); // Båt
}
else if (product == 'C')
{
}
else
{
throw new IllegalArgumentException("cannot handle: " + product);
}
}
private static final Pattern P_SPLIT_NAME_KN = Pattern.compile("(.*?) \\((.*?) kn\\)");
@Override
protected String[] splitPlaceAndName(final String name)
{
final Matcher m = P_SPLIT_NAME_KN.matcher(name);
if (m.matches())
return new String[] { m.group(2), m.group(1) };
return super.splitPlaceAndName(name);
}
public NearbyStationsResult queryNearbyStations(final Location location, final int maxDistance, final int maxStations) throws IOException
{
final StringBuilder uri = new StringBuilder(API_BASE);
if (location.hasLocation())
{
uri.append("query.exe/sny");
uri.append("?performLocating=2&tpl=stop2json");
uri.append("&look_maxno=").append(maxStations != 0 ? maxStations : 150);
uri.append("&look_maxdist=").append(maxDistance != 0 ? maxDistance : 5000);
uri.append("&look_stopclass=").append(allProductsInt());
uri.append("&look_x=").append(location.lon);
uri.append("&look_y=").append(location.lat);
return jsonNearbyStations(uri.toString());
}
else if (location.type == LocationType.STATION && location.hasId())
{
uri.append("stboard.exe/sn");
uri.append("?productsFilter=").append(allProductsString());
uri.append("&boardType=dep");
uri.append("&input=").append(location.id);
uri.append("&sTI=1&start=yes&hcount=0&L=vs_java3");
return xmlNearbyStations(uri.toString());
}
else
{
throw new IllegalArgumentException("cannot handle: " + location.toDebugString());
}
}
public QueryDeparturesResult queryDepartures(final int stationId, final int maxDepartures, final boolean equivs) throws IOException
{
final StringBuilder uri = new StringBuilder();
uri.append(API_BASE).append("stboard.exe/sn");
uri.append("?productsFilter=").append(allProductsString());
uri.append("&boardType=dep");
uri.append("&disableEquivs=yes"); // don't use nearby stations
uri.append("&maxJourneys=50"); // ignore maxDepartures because result contains other stations
uri.append("&start=yes");
uri.append("&L=vs_java3");
uri.append("&input=").append(stationId);
return xmlQueryDepartures(uri.toString(), stationId);
}
private static final String AUTOCOMPLETE_URI = API_BASE
+ "ajax-getstop.exe/sny?start=1&tpl=suggest2json&REQ0JourneyStopsS0A=7&getstop=1&noSession=yes&REQ0JourneyStopsB=12&REQ0JourneyStopsS0G=&S=%s";
private static final String ENCODING = "ISO-8859-1";
public List<Location> autocompleteStations(final CharSequence constraint) throws IOException
{
final String uri = String.format(AUTOCOMPLETE_URI, ParserUtils.urlEncode(constraint.toString(), ENCODING));
return jsonGetStops(uri);
}
private static final Pattern P_NORMALIZE_LINE_BUS = Pattern.compile("Buss\\s*(.*)");
private static final Pattern P_NORMALIZE_LINE_SUBWAY = Pattern.compile("Tunnelbana\\s*(.*)");
@Override
protected Line parseLineAndType(final String line)
{
final Matcher mBus = P_NORMALIZE_LINE_BUS.matcher(line);
if (mBus.matches())
return newLine('B' + mBus.group(1));
final Matcher mSubway = P_NORMALIZE_LINE_SUBWAY.matcher(line);
if (mSubway.matches())
return newLine("UT" + mSubway.group(1));
return newLine('?' + line);
}
}