mirror of
https://gitlab.com/oeffi/public-transport-enabler.git
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e6a2470442
git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@193 0924bc21-9374-b0fa-ee44-9ff1593b38f0
919 lines
37 KiB
Java
919 lines
37 KiB
Java
/*
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* Copyright 2010 the original author or authors.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package de.schildbach.pte;
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import java.io.IOException;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import de.schildbach.pte.QueryDeparturesResult.Status;
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/**
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* @author Andreas Schildbach
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*/
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public class MvvProvider implements NetworkProvider
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{
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public static final String NETWORK_ID = "efa.mvv-muenchen.de";
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private static final long PARSER_DAY_ROLLOVER_THRESHOLD_MS = 12 * 60 * 60 * 1000;
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private static final String ENCODING = "ISO-8859-1";
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public boolean hasCapabilities(final Capability... capabilities)
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{
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// TODO remove
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for (final Capability capability : capabilities)
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if (capability == Capability.NEARBY_STATIONS)
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return false;
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return true;
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}
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private static final String AUTOCOMPLETE_URI = "http://efa.mvv-muenchen.de/ultralite/XML_STOPFINDER_REQUEST"
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+ "?coordOutputFormat=WGS84&anyObjFilter_sf=126&locationServerActive=1&name_sf=%s&type_sf=%s";
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private static final String AUTOCOMPLETE_TYPE = "any"; // any, stop, street, poi
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private static final Pattern P_AUTOCOMPLETE_COARSE = Pattern.compile("<p>(.*?)</p>");
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private static final Pattern P_AUTOCOMPLETE_FINE = Pattern.compile(".*?<n>(.*?)</n>.*?<ty>(.*?)</ty>.*?<id>(.*?)</id>.*?<pc>(.*?)</pc>.*?");
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public List<Autocomplete> autocompleteStations(final CharSequence constraint) throws IOException
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{
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final String uri = String.format(AUTOCOMPLETE_URI, ParserUtils.urlEncode(constraint.toString(), ENCODING), AUTOCOMPLETE_TYPE);
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final CharSequence page = ParserUtils.scrape(uri);
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final List<Autocomplete> results = new ArrayList<Autocomplete>();
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final Matcher mAutocompleteCoarse = P_AUTOCOMPLETE_COARSE.matcher(page);
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while (mAutocompleteCoarse.find())
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{
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final Matcher mAutocompleteFine = P_AUTOCOMPLETE_FINE.matcher(mAutocompleteCoarse.group(1));
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if (mAutocompleteFine.matches())
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{
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final String location = mAutocompleteFine.group(1);
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final String type = mAutocompleteFine.group(2);
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final int locationId = Integer.parseInt(mAutocompleteFine.group(3));
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final String city = mAutocompleteFine.group(4);
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if (type.equals("stop"))
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{
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final Autocomplete result = new Autocomplete(locationId, city + ", " + location);
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results.add(result);
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}
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}
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else
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{
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throw new IllegalArgumentException("cannot parse '" + mAutocompleteCoarse.group(1) + "' on " + uri);
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}
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}
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return results;
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}
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private static final String NEARBY_LATLON_URI = "http://efa.mvv-muenchen.de/ultralite/XML_DM_REQUEST"
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+ "?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";
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private static final String NEARBY_STATION_URI = "http://efa.mvv-muenchen.de/ultralite/XML_DM_REQUEST"
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+ "?mode=direct&coordOutputFormat=WGS84&mergeDep=1&useAllStops=1&name_dm=%s&type_dm=stop&itOptionsActive=1&ptOptionsActive=1&useProxFootSearch=1&excludedMeans=checkbox";
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private static final Pattern P_NEARBY_COARSE = Pattern.compile("<dp>(.*?)</dp>");
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private static final Pattern P_NEARBY_FINE = Pattern.compile(".*?<n>(.*?)</n>.*?<r>.*?<id>(.*?)</id>.*?</r>.*?(?:<c>(\\d+),(\\d+)</c>.*?)?");
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public List<Station> nearbyStations(final String stationId, final double lat, final double lon, final int maxDistance, final int maxStations)
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throws IOException
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{
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String uri;
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if (lat != 0 || lon != 0)
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uri = String.format(NEARBY_LATLON_URI, lon, lat);
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else if (stationId != null)
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uri = String.format(NEARBY_STATION_URI, stationId);
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else
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throw new IllegalArgumentException("at least one of stationId or lat/lon must be given");
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final CharSequence page = ParserUtils.scrape(uri);
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final List<Station> stations = new ArrayList<Station>();
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final Matcher mNearbyCoarse = P_NEARBY_COARSE.matcher(page);
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while (mNearbyCoarse.find())
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{
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final Matcher mNearbyFine = P_NEARBY_FINE.matcher(mNearbyCoarse.group(1));
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if (mNearbyFine.matches())
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{
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final String sName = mNearbyFine.group(1).trim();
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final int sId = Integer.parseInt(mNearbyFine.group(2));
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final double sLon = mNearbyFine.group(3) != null ? latLonToDouble(Integer.parseInt(mNearbyFine.group(3))) : 0;
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final double sLat = mNearbyFine.group(4) != null ? latLonToDouble(Integer.parseInt(mNearbyFine.group(4))) : 0;
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final Station station = new Station(sId, sName, sLat, sLon, 0, null, null);
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stations.add(station);
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}
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else
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{
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throw new IllegalArgumentException("cannot parse '" + mNearbyCoarse.group(1) + "' on " + uri);
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}
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}
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if (maxStations == 0 || maxStations >= stations.size())
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return stations;
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else
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return stations.subList(0, maxStations);
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}
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private static double latLonToDouble(int value)
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{
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return (double) value / 1000000;
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}
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public StationLocationResult stationLocation(final String stationId) throws IOException
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{
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throw new UnsupportedOperationException();
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// private Pattern P_GEO =
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// Pattern.compile(".*?var latact = \"(\\d+\\.\\d+)\";.*?var lonact = \"(\\d+\\.\\d+)\";.*?", Pattern.DOTALL);
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// final String urlGeo =
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// "http://www.mvv-muenchen.de/de/home/fahrgastinformation/mvv-netz/sis/sdb/googlemaps/index.html?id="
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// + id;
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// final CharSequence pageGeo = ParserUtils.scrape(urlGeo);
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// final Matcher mGeo = P_GEO.matcher(pageGeo);
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// if (mGeo.matches())
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// {
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// mvvLat = Double.parseDouble(mGeo.group(1));
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// mvvLon = Double.parseDouble(mGeo.group(2));
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// }
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}
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private static final Map<WalkSpeed, String> WALKSPEED_MAP = new HashMap<WalkSpeed, String>();
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static
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{
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WALKSPEED_MAP.put(WalkSpeed.SLOW, "slow");
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WALKSPEED_MAP.put(WalkSpeed.NORMAL, "normal");
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WALKSPEED_MAP.put(WalkSpeed.FAST, "fast");
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}
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private String connectionsQueryUri(final LocationType fromType, final String from, final LocationType viaType, final String via,
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final LocationType toType, final String to, final Date date, final boolean dep, final WalkSpeed walkSpeed)
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{
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final DateFormat DATE_FORMAT = new SimpleDateFormat("yyyyMMdd");
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final DateFormat YEAR_FORMAT = new SimpleDateFormat("yyyy");
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final DateFormat MONTH_FORMAT = new SimpleDateFormat("M");
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final DateFormat DAY_FORMAT = new SimpleDateFormat("d");
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final DateFormat HOUR_FORMAT = new SimpleDateFormat("H");
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final DateFormat MINUTE_FORMAT = new SimpleDateFormat("m");
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final StringBuilder uri = new StringBuilder("http://efa.mvv-muenchen.de/mobile/XSLT_TRIP_REQUEST2");
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uri.append("?language=de");
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uri.append("&sessionID=0");
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uri.append("&requestID=0");
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uri.append("&command=");
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uri.append("&execInst=");
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uri.append("&ptOptionsActive=1");
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uri.append("&itOptionsActive=1");
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uri.append("&imageFormat=PNG");
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uri.append("&imageWidth=400");
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uri.append("&imageHeight=300");
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uri.append("&imageOnly=1");
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uri.append("&imageNoTiles=1");
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uri.append("&itdLPxx_advancedOptions=0"); // LP=LayoutParams
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uri.append("&itdLPxx_odvPPType=");
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uri.append("&itdLPxx_execInst=");
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uri.append("&itdDateDay=").append(ParserUtils.urlEncode(DAY_FORMAT.format(date)));
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uri.append("&itdDateMonth=").append(ParserUtils.urlEncode(MONTH_FORMAT.format(date)));
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uri.append("&itdDateYear=").append(ParserUtils.urlEncode(YEAR_FORMAT.format(date)));
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uri.append("&locationServerActive=1");
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uri.append("&useProxFootSearch=1"); // Take nearby stops into account and possibly use them instead
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uri.append("&anySigWhenPerfectNoOtherMatches=1");
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// uri.append("&lineRestriction=403");
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if (fromType == LocationType.WGS84)
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{
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final String[] parts = from.split(",\\s*", 2);
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final double lat = Double.parseDouble(parts[0]);
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final double lon = Double.parseDouble(parts[1]);
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uri.append("&nameInfo_origin=").append(String.format("%2.5f:%2.5f", lon, lat)).append(":WGS84[DD.ddddd]");
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uri.append("&typeInfo_origin=coord");
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}
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else
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{
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uri.append("&useHouseNumberList_origin=1");
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uri.append("&place_origin="); // coarse-grained location, e.g. city
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uri.append("&placeState_origin=empty"); // empty|identified
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uri.append("&nameState_origin=empty"); // empty|identified|list|notidentified
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uri.append("&placeInfo_origin=invalid"); // invalid
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uri.append("&nameInfo_origin=invalid"); // invalid
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uri.append("&typeInfo_origin=invalid"); // invalid
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uri.append("&reducedAnyWithoutAddressObjFilter_origin=102");
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uri.append("&reducedAnyPostcodeObjFilter_origin=64");
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uri.append("&reducedAnyTooManyObjFilter_origin=2");
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uri.append("&type_origin=").append(locationType(fromType));
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uri.append("&name_origin=").append(ParserUtils.urlEncode(from, ENCODING)); // fine-grained location
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uri.append("&anyObjFilter_origin=").append(locationAnyObjFilter(fromType));
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}
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if (toType == LocationType.WGS84)
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{
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final String[] parts = to.split(",\\s*", 2);
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final double lat = Double.parseDouble(parts[0]);
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final double lon = Double.parseDouble(parts[1]);
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uri.append("&nameInfo_destination=").append(String.format("%2.5f:%2.5f", lon, lat)).append(":WGS84[DD.ddddd]");
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uri.append("&typeInfo_destination=coord");
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}
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else
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{
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uri.append("&useHouseNumberList_destination=1");
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uri.append("&place_destination="); // coarse-grained location, e.g. city
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uri.append("&placeState_destination=empty"); // empty|identified
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uri.append("&nameState_destination=empty"); // empty|identified|list|notidentified
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uri.append("&placeInfo_destination=invalid"); // invalid
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uri.append("&nameInfo_destination=invalid"); // invalid
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uri.append("&typeInfo_destination=invalid"); // invalid
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uri.append("&reducedAnyWithoutAddressObjFilter_destination=102");
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uri.append("&reducedAnyPostcodeObjFilter_destination=64");
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uri.append("&reducedAnyTooManyObjFilter_destination=2");
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uri.append("&type_destination=").append(locationType(toType));
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uri.append("&name_destination=").append(ParserUtils.urlEncode(to, ENCODING)); // fine-grained location
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uri.append("&anyObjFilter_destination=").append(locationAnyObjFilter(toType));
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}
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if (via != null)
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{
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if (viaType == LocationType.WGS84)
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{
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final String[] parts = via.split(",\\s*", 2);
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final double lat = Double.parseDouble(parts[0]);
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final double lon = Double.parseDouble(parts[1]);
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uri.append("&nameInfo_via=").append(String.format("%2.5f:%2.5f", lon, lat)).append(":WGS84[DD.ddddd]");
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uri.append("&typeInfo_via=coord");
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}
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else
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{
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uri.append("&useHouseNumberList_via=1");
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uri.append("&place_via=");
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uri.append("&placeState_via=empty");
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uri.append("&nameState_via=empty");
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uri.append("&placeInfo_via=invalid");
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uri.append("&nameInfo_via=invalid");
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uri.append("&typeInfo_via=invalid");
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uri.append("&reducedAnyWithoutAddressObjFilter_via=102");
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uri.append("&reducedAnyPostcodeObjFilter_via=64");
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uri.append("&reducedAnyTooManyObjFilter_via=2");
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uri.append("&type_via=").append(locationType(viaType));
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uri.append("&name_via=").append(ParserUtils.urlEncode(via, ENCODING));
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uri.append("&anyObjFilter_via=").append(locationAnyObjFilter(viaType));
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}
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}
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uri.append("&itdTripDateTimeDepArr=").append(dep ? "dep" : "arr");
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uri.append("&itdTimeHour=").append(ParserUtils.urlEncode(HOUR_FORMAT.format(date)));
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uri.append("&itdTimeMinute=").append(ParserUtils.urlEncode(MINUTE_FORMAT.format(date)));
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uri.append("&itdDate=").append(ParserUtils.urlEncode(DATE_FORMAT.format(date)));
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uri.append("&changeSpeed=").append(WALKSPEED_MAP.get(walkSpeed));
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return uri.toString();
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}
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private static String locationType(final LocationType locationType)
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{
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if (locationType == LocationType.STATION)
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return "stop";
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if (locationType == LocationType.ADDRESS)
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return "any"; // strange, matches with anyObjFilter
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if (locationType == LocationType.ANY)
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return "any";
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// TODO poi
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throw new IllegalArgumentException(locationType.toString());
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}
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private static int locationAnyObjFilter(final LocationType locationType)
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{
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if (locationType == LocationType.STATION)
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return 2;
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if (locationType == LocationType.ADDRESS)
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return 12;
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if (locationType == LocationType.ANY)
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return 0;
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// TODO poi=32
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throw new IllegalArgumentException(locationType.toString());
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}
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private static final Pattern P_PRE_ADDRESS = Pattern.compile("<select name=\"(name_origin|name_destination|name_via)\"[^>]*>(.*?)</select>",
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Pattern.DOTALL);
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private static final Pattern P_ADDRESSES = Pattern.compile("<option[^>]*>\\s*(.*?)\\s*</option>", Pattern.DOTALL);
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private static final Pattern P_CHECK_CONNECTIONS_ERROR = Pattern.compile(
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"(Start und Ziel sind identisch)|(konnte keine Verbindung gefunden werden)", Pattern.CASE_INSENSITIVE);
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public QueryConnectionsResult queryConnections(final LocationType fromType, final String from, final LocationType viaType, final String via,
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final LocationType toType, final String to, final Date date, final boolean dep, final WalkSpeed walkSpeed) throws IOException
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{
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final String uri = connectionsQueryUri(fromType, from, viaType, via, toType, to, date, dep, walkSpeed);
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final CharSequence page = ParserUtils.scrape(uri);
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final Matcher mError = P_CHECK_CONNECTIONS_ERROR.matcher(page);
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if (mError.find())
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{
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if (mError.group(1) != null)
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return QueryConnectionsResult.TOO_CLOSE;
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if (mError.group(2) != null)
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return QueryConnectionsResult.NO_CONNECTIONS;
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}
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List<String> fromAddresses = null;
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List<String> viaAddresses = null;
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List<String> toAddresses = null;
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final Matcher mPreAddress = P_PRE_ADDRESS.matcher(page);
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while (mPreAddress.find())
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{
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final String type = mPreAddress.group(1);
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final String options = mPreAddress.group(2);
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final Matcher mAddresses = P_ADDRESSES.matcher(options);
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final List<String> addresses = new ArrayList<String>();
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while (mAddresses.find())
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{
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final String address = ParserUtils.resolveEntities(mAddresses.group(1)).trim();
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if (!addresses.contains(address))
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addresses.add(address);
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}
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if (type.equals("name_origin"))
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fromAddresses = addresses;
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else if (type.equals("name_destination"))
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toAddresses = addresses;
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else if (type.equals("name_via"))
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viaAddresses = addresses;
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else
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throw new IOException(type);
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}
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if (fromAddresses != null || viaAddresses != null || toAddresses != null)
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return new QueryConnectionsResult(QueryConnectionsResult.Status.AMBIGUOUS, fromAddresses, viaAddresses, toAddresses);
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else
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return queryConnections(uri, page);
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}
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public QueryConnectionsResult queryMoreConnections(final String uri) throws IOException
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{
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final CharSequence page = ParserUtils.scrape(uri);
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return queryConnections(uri, page);
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}
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private static final Pattern P_CONNECTIONS_HEAD = Pattern.compile(".*<b>Von:[\\xa0\\s]+</b>(.+?)<br />[\\xa0\\s]+"
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+ "<b>Nach:[\\xa0\\s]+</b>(.+?)<br />[\\xa0\\s]+" //
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+ "(?:<b>itdTripRequestDetails/via:[\\xa0\\s]+</b>(.+?)<br />[\\xa0\\s]+)?" //
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+ "<b>Datum:[\\xa0\\s]+</b>\\w{2}\\.,\\s(\\d+)\\.\\s(\\w{3,4})\\.[\\xa0\\s]+(\\d{4}).*?"
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+ "(?:<a href=\"(XSLT_TRIP_REQUEST2\\?language=de&sessionID=[^&]+&requestID=[^&]+&command=tripPrev)\">.*?)?" //
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+ "(?:<a href=\"(XSLT_TRIP_REQUEST2\\?language=de&sessionID=[^&]+&requestID=[^&]+&command=tripNext)\">.*?)?", Pattern.DOTALL);
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private static final Pattern P_CONNECTIONS_COARSE = Pattern.compile("<div style=\"background-color:#\\w{6};\">(.+?)</div>", Pattern.DOTALL);
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private static final Pattern P_CONNECTIONS_FINE = Pattern.compile(".*?" //
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+ "(?:<font color=\"red\">(\\d+)\\.(\\d+)\\. </font>.*?)?" // date
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+ "<a href=\"(XSLT_TRIP_REQUEST2.*?itdLPxx_view=detail_\\d+)\">" // url
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+ "(?:" //
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+ "(\\d{1,2}:\\d{2})[\\xa0\\s]+-[\\xa0\\s]+(\\d{1,2}:\\d{2})" // departureTime, arrivalTime
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+ "|" //
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+ "Fußweg.*?Dauer:[\\xa0\\s]+(\\d{1,2}):(\\d{2})" // min
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+ ").*?", Pattern.DOTALL);
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private QueryConnectionsResult queryConnections(final String uri, final CharSequence page) throws IOException
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{
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final Matcher mHead = P_CONNECTIONS_HEAD.matcher(page);
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if (mHead.matches())
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{
|
|
final String from = ParserUtils.resolveEntities(mHead.group(1));
|
|
final String to = ParserUtils.resolveEntities(mHead.group(2));
|
|
// final String via = ParserUtils.resolveEntities(mHead.group(3));
|
|
final Date currentDate = parseDate(mHead.group(4), mHead.group(5), mHead.group(6));
|
|
final String linkEarlier = mHead.group(7) != null ? "http://efa.mvv-muenchen.de/mobile/" + ParserUtils.resolveEntities(mHead.group(7))
|
|
: null;
|
|
final String linkLater = mHead.group(8) != null ? "http://efa.mvv-muenchen.de/mobile/" + ParserUtils.resolveEntities(mHead.group(8))
|
|
: null;
|
|
final List<Connection> connections = new ArrayList<Connection>();
|
|
|
|
final Matcher mConCoarse = P_CONNECTIONS_COARSE.matcher(page);
|
|
while (mConCoarse.find())
|
|
{
|
|
final Matcher mConFine = P_CONNECTIONS_FINE.matcher(mConCoarse.group(1));
|
|
if (mConFine.matches())
|
|
{
|
|
final String link = "http://efa.mvv-muenchen.de/mobile/" + ParserUtils.resolveEntities(mConFine.group(3));
|
|
|
|
if (mConFine.group(6) == null)
|
|
{
|
|
Date date;
|
|
if (mConFine.group(1) != null)
|
|
date = parseDate(mConFine.group(1), mConFine.group(2), new SimpleDateFormat("yyyy").format(currentDate));
|
|
else
|
|
date = currentDate;
|
|
Date departureTime = ParserUtils.joinDateTime(date, ParserUtils.parseTime(mConFine.group(4)));
|
|
if (!connections.isEmpty())
|
|
{
|
|
final long diff = ParserUtils.timeDiff(departureTime, connections.get(connections.size() - 1).departureTime);
|
|
if (diff > PARSER_DAY_ROLLOVER_THRESHOLD_MS)
|
|
departureTime = ParserUtils.addDays(departureTime, -1);
|
|
else if (diff < -PARSER_DAY_ROLLOVER_THRESHOLD_MS)
|
|
departureTime = ParserUtils.addDays(departureTime, 1);
|
|
}
|
|
Date arrivalTime = ParserUtils.joinDateTime(date, ParserUtils.parseTime(mConFine.group(5)));
|
|
if (departureTime.after(arrivalTime))
|
|
arrivalTime = ParserUtils.addDays(arrivalTime, 1);
|
|
final Connection connection = new Connection(ParserUtils.extractId(link), link, departureTime, arrivalTime, null, null, 0,
|
|
from, 0, to, null);
|
|
connections.add(connection);
|
|
}
|
|
else
|
|
{
|
|
final int min = Integer.parseInt(mConFine.group(6)) * 60 + Integer.parseInt(mConFine.group(7));
|
|
final Calendar calendar = new GregorianCalendar();
|
|
final Date departureTime = calendar.getTime();
|
|
calendar.add(Calendar.MINUTE, min);
|
|
final Date arrivalTime = calendar.getTime();
|
|
final Connection connection = new Connection(ParserUtils.extractId(link), link, departureTime, arrivalTime, null, null, 0,
|
|
from, 0, to, null);
|
|
connections.add(connection);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
throw new IllegalArgumentException("cannot parse '" + mConCoarse.group(1) + "' on " + uri);
|
|
}
|
|
}
|
|
|
|
return new QueryConnectionsResult(uri, from, to, currentDate, linkEarlier, linkLater, connections);
|
|
}
|
|
else
|
|
{
|
|
throw new IOException(page.toString());
|
|
}
|
|
}
|
|
|
|
private static final Pattern P_CONNECTION_DETAILS_HEAD = Pattern.compile(".*?<b>Detailansicht</b>.*?" //
|
|
+ "<b>Datum:[\\xa0\\s]+</b>\\w{2}\\.,\\s(\\d+)\\.\\s(\\w{3,4})\\.[\\xa0\\s]+(\\d{4}).*?", Pattern.DOTALL);
|
|
private static final Pattern P_CONNECTION_DETAILS_COARSE = Pattern.compile("" //
|
|
+ "<tr bgcolor=\"#(\\w{6})\">\r\\x0a(.+?)</tr>.*?" //
|
|
+ "<tr bgcolor=\"#\\1\">\r\\x0a(.+?)</tr>.*?" //
|
|
+ "<tr bgcolor=\"#\\1\">\r\\x0a(.+?)</tr>", Pattern.DOTALL);
|
|
static final Pattern P_CONNECTION_DETAILS_FINE = Pattern.compile("(?:" //
|
|
+ "<td colspan=\"\\d+\">ab (\\d{1,2}:\\d{2})\\s(.*?)\\s*<.*?" // departureTime, departure
|
|
+ "(?:<img src=\"images/means.*?\" alt=\"(.*?)\" />.*?)?" // product
|
|
+ "<td>\\s*(.*?)\\s*<br />Richtung\\s*(.*?)\\s*</td>.*?" // line, destination
|
|
+ "<td colspan=\"\\d+\">an (\\d{1,2}:\\d{2})\\s(.*?)\\s*<" // arrivalTime, arrival
|
|
+ "|" //
|
|
+ "<td colspan=\"\\d+\">ab (.*?)\\s*<.*?" // departure
|
|
+ "Fußweg[\\xa0\\s]+\\(ca\\.[\\xa0\\s]+(\\d+)[\\xa0\\s]+Minute.*?" // min
|
|
+ "<td colspan=\"\\d+\">an (.*?)\\s*<" // arrival
|
|
+ "|" //
|
|
+ ".*?<img src=\"images/means/seat.gif\" alt=\"Sitzenbleiber\" />" //
|
|
+ ").*?", Pattern.DOTALL);
|
|
private static final Pattern P_CONNECTION_DETAILS_ERRORS = Pattern.compile("(session has expired)", Pattern.CASE_INSENSITIVE);
|
|
|
|
public GetConnectionDetailsResult getConnectionDetails(final String uri) throws IOException
|
|
{
|
|
final CharSequence page = ParserUtils.scrape(uri);
|
|
|
|
final Matcher mHead = P_CONNECTION_DETAILS_HEAD.matcher(page);
|
|
if (mHead.matches())
|
|
{
|
|
final Date currentDate = parseDate(mHead.group(1), mHead.group(2), mHead.group(3));
|
|
final List<Connection.Part> parts = new ArrayList<Connection.Part>(4);
|
|
|
|
Date lastTime = currentDate;
|
|
|
|
Date firstDepartureTime = null;
|
|
String firstDeparture = null;
|
|
Date lastArrivalTime = null;
|
|
String lastArrival = null;
|
|
String oldZebra = null;
|
|
|
|
final Matcher mDetCoarse = P_CONNECTION_DETAILS_COARSE.matcher(page);
|
|
while (mDetCoarse.find())
|
|
{
|
|
final String zebra = mDetCoarse.group(1);
|
|
if (oldZebra != null && zebra.equals(oldZebra))
|
|
throw new IllegalArgumentException("missed row? last:" + zebra);
|
|
else
|
|
oldZebra = zebra;
|
|
|
|
final String set = mDetCoarse.group(2) + mDetCoarse.group(3) + mDetCoarse.group(4);
|
|
final Matcher mDetFine = P_CONNECTION_DETAILS_FINE.matcher(set);
|
|
if (mDetFine.matches())
|
|
{
|
|
if (mDetFine.group(1) != null)
|
|
{
|
|
final Date departureTime = upTime(lastTime, ParserUtils.joinDateTime(currentDate, ParserUtils.parseTime(mDetFine.group(1))));
|
|
|
|
final String departure = ParserUtils.resolveEntities(mDetFine.group(2));
|
|
if (departure != null && firstDeparture == null)
|
|
firstDeparture = departure;
|
|
|
|
final String product = ParserUtils.resolveEntities(mDetFine.group(3));
|
|
|
|
final String line = ParserUtils.resolveEntities(mDetFine.group(4));
|
|
|
|
final String destination = ParserUtils.resolveEntities(mDetFine.group(5));
|
|
|
|
final Date arrivalTime = upTime(lastTime, ParserUtils.joinDateTime(currentDate, ParserUtils.parseTime(mDetFine.group(6))));
|
|
|
|
final String arrival = ParserUtils.resolveEntities(mDetFine.group(7));
|
|
|
|
final String normalizedLine = normalizeLine(product, line);
|
|
|
|
parts.add(new Connection.Trip(normalizedLine, LINES.get(normalizedLine), destination, departureTime, null, 0, departure,
|
|
arrivalTime, null, 0, arrival));
|
|
|
|
if (firstDepartureTime == null)
|
|
firstDepartureTime = departureTime;
|
|
|
|
lastArrival = arrival;
|
|
lastArrivalTime = arrivalTime;
|
|
}
|
|
else if (mDetFine.group(8) != null)
|
|
{
|
|
final String departure = ParserUtils.resolveEntities(mDetFine.group(8));
|
|
if (departure != null && firstDeparture == null)
|
|
firstDeparture = departure;
|
|
|
|
final String min = mDetFine.group(9);
|
|
|
|
final String arrival = ParserUtils.resolveEntities(mDetFine.group(10));
|
|
|
|
if (parts.size() > 0 && parts.get(parts.size() - 1) instanceof Connection.Footway)
|
|
{
|
|
final Connection.Footway lastFootway = (Connection.Footway) parts.remove(parts.size() - 1);
|
|
parts.add(new Connection.Footway(lastFootway.min + Integer.parseInt(min), 0, lastFootway.departure, 0, arrival));
|
|
}
|
|
else
|
|
{
|
|
parts.add(new Connection.Footway(Integer.parseInt(min), 0, departure, 0, arrival));
|
|
}
|
|
|
|
lastArrival = arrival;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
throw new IllegalArgumentException("cannot parse '" + set + "' on " + uri);
|
|
}
|
|
}
|
|
|
|
if (firstDepartureTime == null && lastArrivalTime == null && parts.size() == 1 && parts.get(0) instanceof Connection.Footway)
|
|
{
|
|
final Calendar calendar = new GregorianCalendar();
|
|
firstDepartureTime = calendar.getTime();
|
|
calendar.add(Calendar.MINUTE, ((Connection.Footway) parts.get(0)).min);
|
|
lastArrivalTime = calendar.getTime();
|
|
}
|
|
|
|
return new GetConnectionDetailsResult(new Date(), new Connection(ParserUtils.extractId(uri), uri, firstDepartureTime, lastArrivalTime,
|
|
null, null, 0, firstDeparture, 0, lastArrival, parts));
|
|
}
|
|
else
|
|
{
|
|
if (P_CONNECTION_DETAILS_ERRORS.matcher(page).find())
|
|
throw new SessionExpiredException();
|
|
else
|
|
throw new IOException(page.toString());
|
|
}
|
|
}
|
|
|
|
private static Date upTime(final Date lastTime, Date time)
|
|
{
|
|
while (time.before(lastTime))
|
|
time = ParserUtils.addDays(time, 1);
|
|
|
|
lastTime.setTime(time.getTime());
|
|
|
|
return time;
|
|
}
|
|
|
|
private static final String DEPARTURE_URL = "http://efa.mvv-muenchen.de/mobile/XSLT_DM_REQUEST?typeInfo_dm=stopID&mode=direct&nameInfo_dm=";
|
|
|
|
public String departuresQueryUri(final String stationId, final int maxDepartures)
|
|
{
|
|
return DEPARTURE_URL + stationId;
|
|
}
|
|
|
|
private static final Pattern P_DEPARTURES_HEAD_COARSE = Pattern.compile(".*?<body>(.*?Linie/Richtung.*?)</body>.*?", Pattern.DOTALL);
|
|
private static final Pattern P_DEPARTURES_HEAD_FINE = Pattern.compile(".*?" //
|
|
+ "Von:[\\xa0\\s]*</b>(.*?)<br />.*?" // location
|
|
+ "Datum:[\\xa0\\s]*</b>\\w{2}\\.,\\s(\\d+)\\.\\s(\\w{3,4})\\.[\\xa0\\s]+(\\d{4})<br />.*?" // date
|
|
, Pattern.DOTALL);
|
|
private static final Pattern P_DEPARTURES_COARSE = Pattern.compile("<tr valign=\"top\" bgcolor=\"#\\w{6}\">(.+?)</tr>", Pattern.DOTALL);
|
|
private static final Pattern P_DEPARTURES_FINE = Pattern.compile(".*?" //
|
|
+ "(?:[\\xa0\\s]*<font color=\"red\">[\\xa0\\s]*(\\d+)\\.(\\d+)\\.[\\xa0\\s]*</font>)?" // date
|
|
+ "(\\d{1,2}):(\\d{2})</td>.*?" // time
|
|
+ "(?:<img src=\"images/means.*?\" alt=\"(.*?)\" />.*?)?" // product
|
|
+ "<td width=\"100\">\\s*([^<]*?)[\\xa0\\s]*(?:<a .*?</a>.*?)?" // line
|
|
+ "<br />\\s*(.*?)\\s*<br />.*?" // destination
|
|
, Pattern.DOTALL);
|
|
private static final Pattern P_DEPARTURES_URI_STATION_ID = Pattern.compile("nameInfo_dm=(\\d+)");
|
|
|
|
public QueryDeparturesResult queryDepartures(final String uri) throws IOException
|
|
{
|
|
final CharSequence page = ParserUtils.scrape(uri);
|
|
|
|
final Matcher mStationId = P_DEPARTURES_URI_STATION_ID.matcher(uri);
|
|
if (!mStationId.find())
|
|
throw new IllegalStateException(uri);
|
|
final int stationId = Integer.parseInt(mStationId.group(1));
|
|
|
|
final Matcher mHeadCoarse = P_DEPARTURES_HEAD_COARSE.matcher(page);
|
|
if (mHeadCoarse.matches())
|
|
{
|
|
final Matcher mHeadFine = P_DEPARTURES_HEAD_FINE.matcher(mHeadCoarse.group(1));
|
|
if (mHeadFine.matches())
|
|
{
|
|
final String location = ParserUtils.resolveEntities(mHeadFine.group(1));
|
|
final Date currentTime = parseDate(mHeadFine.group(2), mHeadFine.group(3), mHeadFine.group(4));
|
|
final List<Departure> departures = new ArrayList<Departure>(8);
|
|
|
|
final Calendar calendar = new GregorianCalendar();
|
|
|
|
final Matcher mDepCoarse = P_DEPARTURES_COARSE.matcher(mHeadCoarse.group(1));
|
|
while (mDepCoarse.find())
|
|
{
|
|
final Matcher mDepFine = P_DEPARTURES_FINE.matcher(mDepCoarse.group(1));
|
|
if (mDepFine.matches())
|
|
{
|
|
calendar.setTime(currentTime);
|
|
final String day = mDepFine.group(1);
|
|
if (day != null)
|
|
calendar.set(Calendar.DAY_OF_MONTH, Integer.parseInt(day));
|
|
final String month = mDepFine.group(2);
|
|
if (month != null)
|
|
calendar.set(Calendar.MONTH, Integer.parseInt(month) - 1);
|
|
calendar.set(Calendar.HOUR_OF_DAY, Integer.parseInt(mDepFine.group(3)));
|
|
calendar.set(Calendar.MINUTE, Integer.parseInt(mDepFine.group(4)));
|
|
|
|
final String normalizedLine = normalizeLine(mDepFine.group(5), mDepFine.group(6));
|
|
|
|
final String destination = normalizeStationName(mDepFine.group(7));
|
|
|
|
final String position = null; // TODO
|
|
|
|
final Departure departure = new Departure(calendar.getTime(), normalizedLine, LINES.get(normalizedLine), position, 0,
|
|
destination);
|
|
|
|
departures.add(departure);
|
|
}
|
|
else
|
|
{
|
|
throw new IllegalArgumentException("cannot parse '" + mDepCoarse.group(1) + "' on " + uri);
|
|
}
|
|
}
|
|
|
|
return new QueryDeparturesResult(uri, stationId, location, departures);
|
|
}
|
|
else
|
|
{
|
|
throw new IllegalArgumentException("cannot parse '" + mHeadCoarse.group(1) + "' on " + uri);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return new QueryDeparturesResult(uri, Status.NO_INFO);
|
|
}
|
|
}
|
|
|
|
private static final Pattern P_STATION_NAME_WHITESPACE = Pattern.compile("\\s+");
|
|
|
|
private String normalizeStationName(String name)
|
|
{
|
|
return P_STATION_NAME_WHITESPACE.matcher(name).replaceAll(" ");
|
|
}
|
|
|
|
private static final Pattern P_NORMALIZE_LINE_TRAM = Pattern.compile("[12]\\d");
|
|
private static final Pattern P_NORMALIZE_LINE_NACHTTRAM = Pattern.compile("N[12]\\d");
|
|
private static final Pattern P_NORMALIZE_LINE_METROBUS = Pattern.compile("[56]\\d");
|
|
private static final Pattern P_NORMALIZE_LINE_STADTBUS = Pattern.compile("1\\d{2}");
|
|
private static final Pattern P_NORMALIZE_LINE_NACHTBUS = Pattern.compile("N[48]\\d");
|
|
private static final Pattern P_NORMALIZE_LINE_REGIONALBUS = Pattern.compile("\\d{3}[A-Z]?");
|
|
private static final Pattern P_NORMALIZE_LINE_NUMBER = Pattern.compile("\\d{4}");
|
|
|
|
private String normalizeLine(final String product, final String line)
|
|
{
|
|
if (product == null)
|
|
{
|
|
if (P_NORMALIZE_LINE_METROBUS.matcher(line).matches())
|
|
return "B" + line;
|
|
if (P_NORMALIZE_LINE_STADTBUS.matcher(line).matches())
|
|
return "B" + line;
|
|
if (P_NORMALIZE_LINE_NACHTBUS.matcher(line).matches())
|
|
return "B" + line;
|
|
if (line.equals("N117")) // Ersatzbus für N17
|
|
return "BN117";
|
|
if (P_NORMALIZE_LINE_REGIONALBUS.matcher(line).matches())
|
|
return "B" + line;
|
|
if (line.equals("Schienenersatzverkehr"))
|
|
return "BSEV";
|
|
if (P_NORMALIZE_LINE_TRAM.matcher(line).matches())
|
|
return "T" + line;
|
|
if (P_NORMALIZE_LINE_NACHTTRAM.matcher(line).matches())
|
|
return "T" + line;
|
|
if (LINES.containsKey("S" + line))
|
|
return "S" + line;
|
|
if (line.equals("S20/27"))
|
|
return "S" + line;
|
|
if (LINES.containsKey("U" + line))
|
|
return "U" + line;
|
|
if (line.startsWith("D "))
|
|
return "R" + line;
|
|
if (line.startsWith("RE "))
|
|
return "R" + line;
|
|
if (line.startsWith("RB "))
|
|
return "R" + line;
|
|
if (line.startsWith("ALX ")) // Alex
|
|
return "R" + line;
|
|
if (line.startsWith("BOB ")) // Bayerische Oberlandbahn
|
|
return "R" + line;
|
|
if (line.startsWith("VBG ")) // Vogtlandbahn
|
|
return "R" + line;
|
|
if (line.startsWith("ICE "))
|
|
return "I" + line;
|
|
if (line.startsWith("IC "))
|
|
return "I" + line;
|
|
if (line.startsWith("EC "))
|
|
return "I" + line;
|
|
if (line.startsWith("CNL "))
|
|
return "I" + line;
|
|
if (P_NORMALIZE_LINE_NUMBER.matcher(line).matches())
|
|
return "?" + line;
|
|
|
|
throw new IllegalStateException("cannot normalize null product, line " + line);
|
|
}
|
|
else if (product.equals("Bus"))
|
|
{
|
|
if (line.startsWith("Bus"))
|
|
return "B" + line.substring(4);
|
|
else if (line.startsWith("StadtBus"))
|
|
return "B" + line.substring(9);
|
|
else if (line.startsWith("MetroBus"))
|
|
return "B" + line.substring(9);
|
|
else if (line.startsWith("Regionalbus"))
|
|
return "B" + line.substring(12);
|
|
else
|
|
return "B" + line;
|
|
}
|
|
else if (product.equals("Tram"))
|
|
{
|
|
if (line.startsWith("Tram"))
|
|
return "T" + line.substring(5);
|
|
else
|
|
return "T" + line;
|
|
}
|
|
else if (product.equals("U-Bahn"))
|
|
{
|
|
if (line.startsWith("U-Bahn"))
|
|
return "U" + line.substring(7);
|
|
else
|
|
return "U" + line;
|
|
}
|
|
else if (product.equals("S-Bahn"))
|
|
{
|
|
if (line.startsWith("S-Bahn"))
|
|
return "S" + line.substring(7);
|
|
else
|
|
return "S" + line;
|
|
}
|
|
else if (product.equals("Zug"))
|
|
{
|
|
final String[] lineParts = line.split("\\s+");
|
|
final String type = lineParts[0];
|
|
final String number = lineParts[1];
|
|
if (type.equals("IC"))
|
|
return "I" + type + number;
|
|
if (type.equals("ICE"))
|
|
return "I" + type + number;
|
|
if (type.equals("EC"))
|
|
return "I" + type + number;
|
|
if (type.equals("EN")) // EuroNight
|
|
return "I" + type + number;
|
|
if (type.equals("CNL"))
|
|
return "I" + type + number;
|
|
if (type.equals("RJ")) // Railjet, Österreich
|
|
return "I" + type + number;
|
|
if (type.equals("IRE")) // Franken-Sachsen-Express
|
|
return "I" + type + number;
|
|
if (type.equals("RB"))
|
|
return "R" + type + number;
|
|
if (type.equals("RE"))
|
|
return "R" + type + number;
|
|
if (type.equals("D"))
|
|
return "R" + type + number;
|
|
if (type.equals("BOB"))
|
|
return "R" + type + number;
|
|
if (type.equals("BRB")) // Bayerische Regiobahn
|
|
return "R" + type + number;
|
|
if (type.equals("ALX")) // Länderbahn und Vogtlandbahn
|
|
return "R" + type + number;
|
|
if (type.equals("ERB")) // Eurobahn
|
|
return "R" + type + number;
|
|
if (type.equals("VBG")) // Vogtlandbahn
|
|
return "R" + line;
|
|
|
|
throw new IllegalStateException("cannot normalize product " + product + " line " + line);
|
|
}
|
|
else if (product.equals("Schiff"))
|
|
{
|
|
return "F" + line;
|
|
}
|
|
else if (product.equals("Seilbahn")) // strangely marked as 'Seilbahn', but means 'Schienenersatzverkehr'
|
|
{
|
|
return "BSEV" + line;
|
|
}
|
|
|
|
throw new IllegalStateException("cannot normalize product " + product + " line " + line);
|
|
}
|
|
|
|
private static Date parseDate(final String day, final String month, final String year)
|
|
{
|
|
final Calendar calendar = new GregorianCalendar();
|
|
calendar.clear();
|
|
calendar.set(Calendar.DAY_OF_MONTH, Integer.parseInt(day));
|
|
calendar.set(Calendar.MONTH, parseMonth(month));
|
|
calendar.set(Calendar.YEAR, Integer.parseInt(year));
|
|
return calendar.getTime();
|
|
}
|
|
|
|
private final static String[] MONTHS = new String[] { "Jan", "Feb", "Mär", "Apr", "Mai", "Jun", "Jul", "Aug", "Sept", "Okt", "Nov", "Dez" };
|
|
|
|
private static int parseMonth(final String month)
|
|
{
|
|
for (int m = 0; m < MONTHS.length; m++)
|
|
if (MONTHS[m].equals(month))
|
|
return m;
|
|
|
|
throw new IllegalArgumentException("cannot parse month: " + month);
|
|
}
|
|
|
|
private static final Map<String, int[]> LINES = new HashMap<String, int[]>();
|
|
|
|
static
|
|
{
|
|
LINES.put("I", new int[] { Color.WHITE, Color.RED, Color.RED }); // generic
|
|
LINES.put("R", new int[] { Color.WHITE, Color.RED, Color.RED }); // generic
|
|
LINES.put("S", new int[] { Color.parseColor("#006e34"), Color.WHITE }); // generic
|
|
LINES.put("U", new int[] { Color.parseColor("#003090"), Color.WHITE }); // generic
|
|
|
|
LINES.put("SS1", new int[] { Color.parseColor("#00ccff"), Color.WHITE });
|
|
LINES.put("SS2", new int[] { Color.parseColor("#66cc00"), Color.WHITE });
|
|
LINES.put("SS3", new int[] { Color.parseColor("#880099"), Color.WHITE });
|
|
LINES.put("SS4", new int[] { Color.parseColor("#ff0033"), Color.WHITE });
|
|
LINES.put("SS6", new int[] { Color.parseColor("#00aa66"), Color.WHITE });
|
|
LINES.put("SS7", new int[] { Color.parseColor("#993333"), Color.WHITE });
|
|
LINES.put("SS8", new int[] { Color.BLACK, Color.parseColor("#ffcc00") });
|
|
LINES.put("SS20", new int[] { Color.BLACK, Color.parseColor("#ffaaaa") });
|
|
LINES.put("SS27", new int[] { Color.parseColor("#ffaaaa"), Color.WHITE });
|
|
LINES.put("SA", new int[] { Color.parseColor("#231f20"), Color.WHITE });
|
|
|
|
LINES.put("T12", new int[] { Color.parseColor("#883388"), Color.WHITE });
|
|
LINES.put("T15", new int[] { Color.parseColor("#3366CC"), Color.WHITE });
|
|
LINES.put("T16", new int[] { Color.parseColor("#CC8833"), Color.WHITE });
|
|
LINES.put("T17", new int[] { Color.parseColor("#993333"), Color.WHITE });
|
|
LINES.put("T18", new int[] { Color.parseColor("#66bb33"), Color.WHITE });
|
|
LINES.put("T19", new int[] { Color.parseColor("#cc0000"), Color.WHITE });
|
|
LINES.put("T20", new int[] { Color.parseColor("#00bbee"), Color.WHITE });
|
|
LINES.put("T21", new int[] { Color.parseColor("#33aa99"), Color.WHITE });
|
|
LINES.put("T23", new int[] { Color.parseColor("#fff000"), Color.WHITE });
|
|
LINES.put("T25", new int[] { Color.parseColor("#ff9999"), Color.WHITE });
|
|
LINES.put("T27", new int[] { Color.parseColor("#ff6600"), Color.WHITE });
|
|
LINES.put("TN17", new int[] { Color.parseColor("#999999"), Color.parseColor("#ffff00") });
|
|
LINES.put("TN19", new int[] { Color.parseColor("#999999"), Color.parseColor("#ffff00") });
|
|
LINES.put("TN20", new int[] { Color.parseColor("#999999"), Color.parseColor("#ffff00") });
|
|
LINES.put("TN27", new int[] { Color.parseColor("#999999"), Color.parseColor("#ffff00") });
|
|
|
|
LINES.put("UU1", new int[] { Color.parseColor("#227700"), Color.WHITE });
|
|
LINES.put("UU2", new int[] { Color.parseColor("#bb0000"), Color.WHITE });
|
|
LINES.put("UU2E", new int[] { Color.parseColor("#bb0000"), Color.WHITE });
|
|
LINES.put("UU3", new int[] { Color.parseColor("#ee8800"), Color.WHITE });
|
|
LINES.put("UU4", new int[] { Color.parseColor("#00ccaa"), Color.WHITE });
|
|
LINES.put("UU5", new int[] { Color.parseColor("#bb7700"), Color.WHITE });
|
|
LINES.put("UU6", new int[] { Color.parseColor("#0000cc"), Color.WHITE });
|
|
}
|
|
|
|
public int[] lineColors(final String line)
|
|
{
|
|
return LINES.get(line);
|
|
}
|
|
}
|