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import java.net.URL; |
import java.net.URL; |
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import java.net.URLEncoder; |
import java.net.URLEncoder; |
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import java.util.Collections; |
import java.util.Collections; |
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import java.util.Comparator; |
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import java.util.Map; |
import java.util.Map; |
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import java.util.logging.Logger; |
import java.util.logging.Logger; |
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import org.jsoup.nodes.Element; |
import org.jsoup.nodes.Element; |
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import org.jsoup.select.Elements; |
import org.jsoup.select.Elements; |
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import dk.thoerup.android.traininfo.common.DepartureBean; |
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import dk.thoerup.android.traininfo.common.DepartureEntry; |
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import dk.thoerup.android.traininfo.common.StationEntry; |
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import dk.thoerup.circuitbreaker.CircuitBreaker; |
import dk.thoerup.circuitbreaker.CircuitBreaker; |
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import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
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import dk.thoerup.traininfoservice.StationBean; |
import dk.thoerup.genericjavautils.HttpUtil; |
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import dk.thoerup.traininfoservice.StationDAO; |
import dk.thoerup.genericjavautils.TimeoutMap; |
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import dk.thoerup.traininfoservice.Statistics; |
import dk.thoerup.traininfoservice.Statistics; |
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import dk.thoerup.traininfoservice.TraininfoSettings; |
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import dk.thoerup.traininfoservice.db.StationDAO; |
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public class DepartureFetcher { |
public class DepartureFetcher { |
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REGIONAL |
REGIONAL |
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} |
} |
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enum FetchTrainType { |
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STOG, |
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REGIONAL, |
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BOTH |
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} |
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Logger logger = Logger.getLogger(DepartureFetcher.class.getName()); |
Logger logger = Logger.getLogger(DepartureFetcher.class.getName()); |
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Map<String, DepartureBean> cache; |
Map<String, DepartureBean> cache; |
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StationDAO stationDao = new StationDAO(); |
StationDAO stationDao = new StationDAO(); |
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private boolean useAzureSite; |
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private int replyTimeout; |
private TraininfoSettings settings; |
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public DepartureFetcher(boolean azureSite, int cacheTimeout, int replyTimeout) { |
Comparator<DepartureEntry> departureTimeComparator = new Comparator<DepartureEntry>() { |
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this.replyTimeout = replyTimeout; |
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useAzureSite = azureSite; |
@Override |
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cache = new TimeoutMap<String,DepartureBean>(cacheTimeout); |
public int compare(DepartureEntry arg0, DepartureEntry arg1) { |
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String timeStr1 = arg0.getTime().replace(":","").trim(); |
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String timeStr2 = arg1.getTime().replace(":","").trim(); |
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int time1 = 0; |
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int time2 = 0; |
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if (timeStr1.length() > 0) |
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time1 = Integer.parseInt(timeStr1); |
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if (timeStr2.length() > 0) |
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time2 = Integer.parseInt(timeStr2); |
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//work correctly when clock wraps around at midnight |
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if (Math.abs(time1-time2) < 1200) { |
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if (time1 > time2) |
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return 1; |
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else |
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return -1; |
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} else { |
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if (time1 < time2) |
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return 1; |
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else |
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return -1; |
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} |
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} |
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}; |
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public DepartureFetcher(TraininfoSettings settings) { |
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this.settings = settings; |
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cache = new TimeoutMap<String,DepartureBean>( settings.getCacheTimeout() ); |
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} |
} |
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public DepartureBean cachedLookupDepartures(int stationID, boolean arrival) throws Exception { |
public DepartureBean cachedLookupDepartures(int stationID, boolean arrival, FetchTrainType type) throws Exception { |
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final String key = "" + stationID + ":" + arrival; |
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final String key = "" + stationID + ":" + arrival + ":" + type.toString(); |
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DepartureBean departureBean = cache.get(key); |
DepartureBean departureBean = cache.get(key); |
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if (departureBean == null) { |
if (departureBean == null) { |
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departureBean = lookupDepartures(stationID,arrival); |
departureBean = lookupDepartures(stationID, arrival, type); |
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cache.put(key, departureBean); |
cache.put(key, departureBean); |
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} else { |
} else { |
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Statistics.getInstance().incrementDepartureCacheHits(); |
Statistics.getInstance().incrementDepartureCacheHits(); |
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} |
} |
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public DepartureBean lookupDepartures(int stationID, boolean arrival) throws Exception { |
public DepartureBean lookupDepartures(int stationID, boolean arrival, FetchTrainType type) throws Exception { |
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DepartureBean departureBean = new DepartureBean(); |
DepartureBean departureBean = new DepartureBean(); |
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StationBean station = stationDao.getById(stationID); |
StationEntry station = stationDao.getById(stationID); |
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departureBean.stationName = station.getName(); |
departureBean.stationName = station.getName(); |
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if (station.getRegional() != null) { |
//TODO: FetchTraintype.Both should be removed some time after 0.9.5 release |
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if (station.getRegional() != null && (type == FetchTrainType.REGIONAL||type == FetchTrainType.BOTH) ) { |
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DepartureBean tempBean = lookupDepartures(station.getRegional(), TrainType.REGIONAL, arrival); |
DepartureBean tempBean = lookupDepartures(station.getRegional(), TrainType.REGIONAL, arrival); |
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departureBean.departureEntries.addAll( tempBean.departureEntries ); |
departureBean.entries.addAll( tempBean.entries ); |
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departureBean.notifications.addAll(tempBean.notifications); |
departureBean.notifications.addAll(tempBean.notifications); |
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} |
} |
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if (station.getStrain() != null) { |
if (station.getStrain() != null && (type == FetchTrainType.STOG||type == FetchTrainType.BOTH)) { |
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DepartureBean tempBean = lookupDepartures(station.getStrain(), TrainType.STOG, arrival); |
DepartureBean tempBean = lookupDepartures(station.getStrain(), TrainType.STOG, arrival); |
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departureBean.departureEntries.addAll( tempBean.departureEntries ); |
departureBean.entries.addAll( tempBean.entries ); |
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departureBean.notifications.addAll(tempBean.notifications); |
departureBean.notifications.addAll(tempBean.notifications); |
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} |
} |
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if (departureBean.departureEntries.size() == 0) { |
if (departureBean.entries.size() == 0) { |
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logger.info("No departures found for station " + stationID); |
logger.info("No departures found for station " + stationID); |
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} |
} |
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Collections.sort( departureBean.departureEntries ); |
//TODO: FetchTraintype.Both should be removed some time after 0.9.5 release |
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if (type == FetchTrainType.BOTH) { //if we have both S-tog and regional order by departure/arrival time |
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Collections.sort( departureBean.entries, departureTimeComparator); |
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} |
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System.out.println("Trit: " + settings.isTritinfoEnabled() + " " + station.getTritStation() ); |
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if ( settings.isTritinfoEnabled() && station.getTritStation() != -1) { |
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try { |
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injectTritinfoData(departureBean, station); |
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} catch (Exception ex) { //det er ikke kritisk at vi får perron numre med |
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ex.printStackTrace(); |
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} |
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} |
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return departureBean; |
return departureBean; |
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} |
} |
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public DepartureBean lookupDepartures(String stationcode, TrainType type, boolean arrival) throws Exception { |
public DepartureBean lookupDepartures(String stationcode, TrainType type, boolean arrival) throws Exception { |
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if (useAzureSite == true) { |
if ( settings.getBackend() == TraininfoSettings.Backend.Azure) { |
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return lookupDeparturesAzureSite(stationcode, type, arrival); |
return lookupDeparturesAzureSite(stationcode, type, arrival); |
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} else { |
} else { |
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return lookupDeparturesWwwSite(stationcode, type, arrival); |
return lookupDeparturesMobileSite(stationcode, type, arrival); |
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} |
} |
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} |
} |
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String uri = "http://trafikinfo.bane.dk/Trafikinformation/AfgangAnkomst/" + arrivalDeparture + "/" + stationcode + "/" + typeString + "/UdvidetVisning"; |
String uri = "http://trafikinfo.bane.dk/Trafikinformation/AfgangAnkomst/" + arrivalDeparture + "/" + stationcode + "/" + typeString + "/UdvidetVisning"; |
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//logger.info("URI: " + uri); |
logger.fine("URI: " + uri); |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), replyTimeout); |
JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), settings.getReplyTimeout() ); |
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CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
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Document page = (Document) breaker.invoke(wrapper); |
Document page = (Document) breaker.invoke(wrapper); |
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if (table != null) { |
if (table != null) { |
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Elements tableRows = table.getElementsByTag("tr"); |
Elements tableRows = table.getElementsByTag("tr"); |
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boolean tidsstregExists = (table.getElementsByAttributeValue("class", "Tidsstreg").size() > 0); |
//boolean tidsstregExists = (table.getElementsByAttributeValue("class", "Tidsstreg").size() > 0); |
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boolean passedTidsstreg = false; |
//boolean passedTidsstreg = false; |
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for (Element currentRow : tableRows) { |
for (Element currentRow : tableRows) { |
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String rowClass = currentRow.attr("class"); |
String rowClass = currentRow.attr("class"); |
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/* |
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if (tidsstregExists == true && passedTidsstreg == false) { |
if (tidsstregExists == true && passedTidsstreg == false) { |
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if (currentRow.getElementsByAttributeValue("class", "Tidsstreg").size() > 0) { |
if (currentRow.getElementsByAttributeValue("class", "Tidsstreg").size() > 0) { |
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passedTidsstreg = true; |
passedTidsstreg = true; |
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} else { |
} else { |
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continue; |
continue; |
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} |
} |
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} |
}*/ |
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if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
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departure.setType(typeString); |
departure.setType(typeString); |
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departureBean.departureEntries.add( departure ); |
departureBean.entries.add( departure ); |
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} |
} |
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} |
} |
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} else { |
} else { |
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return departureBean; |
return departureBean; |
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} |
} |
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public DepartureBean lookupDeparturesMobileSite(String stationcode, TrainType traintype, boolean arrival) throws Exception { |
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DepartureBean departureBean = new DepartureBean(); |
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String typeString = getTypeStringWww(traintype); |
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String arrivalDeparture = (arrival==false) ? "afgang" : "ankomst"; |
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stationcode = URLEncoder.encode(stationcode,"ISO-8859-1"); |
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String uri = "http://mobil.bane.dk/mobilStation.asp?artikelID=5332&stat_kode=" + stationcode + "&webprofil=" + typeString +"&beskrivelse=&mode=ankomstafgang&ankomstafgang=" + arrivalDeparture + "&gemstation=&fuldvisning=1"; |
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logger.fine("URI: " + uri); |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), settings.getReplyTimeout() ); |
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CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
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Document page = (Document) breaker.invoke(wrapper); |
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Element content = page.getElementsByClass("contentDiv").get(0); |
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if (content != null) { |
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Elements tableRows = content.child(0).children(); |
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for (Element currentRow : tableRows) { |
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if (currentRow.tagName().equals("br") ) { |
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break; |
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} |
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String link = currentRow.child(0).attr("href"); |
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logger.fine( currentRow.text() ); |
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logger.fine("Href: " + link); |
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String parts[] = currentRow.text().split(","); |
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DepartureEntry departure = new DepartureEntry(); |
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//if we do these things upfront, then we are allowed to use continue statement when row contains no more data |
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departure.setType(typeString); |
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departureBean.entries.add( departure ); |
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/* |
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http://mobil.bane.dk/mobilStation.asp?artikelID=5332&tognummer=111&webprofil=FJRN&mode=rute&strBemaerkning=Afg%E5r+fra+%C5rhus+H+kl%2E07%3A21++&strRefURL=%2FmobilStation%2Easp%3FartikelID%3D5332%26stat%5Fkode%3DAR%26webprofil%3DFJRN%26beskrivelse%3D%25C5rhus%2BH%26mode%3Dankomstafgang%26ankomstafgang%3Dafgang%26gemstation%3D |
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*/ |
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int offset = 0; |
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String time = parts[offset++]; |
334 |
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if (time.equals("")) |
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time = "0:00"; //Bane.dk bug work-around |
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departure.setTime(time); |
337 |
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int updated = 4; //does not exist on mobile |
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departure.setUpdated(updated); |
340 |
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String trainNumber = extractTrainNumberMobile(link); |
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/*if (traintype == TrainType.STOG) //If it is S-train we need to extract the trainNumber |
343 |
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trainNumber = trainNumber + " " + extractTrainNumberAzure(fields.get(2));*/ |
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departure.setTrainNumber(trainNumber); |
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if (traintype == TrainType.STOG) { //if it is stog the next vield is the "Line" code - this should be used somewhere, but skippint ahead for now |
347 |
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String stogLine = parts[offset++].trim(); |
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departure.setTrainNumber(stogLine + " " + trainNumber); |
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} |
350 |
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String destination = parts[offset++].trim();; |
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departure.setDestination(destination); |
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String origin = "-"; // fields.get(4).text(); does not exist on mobile |
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departure.setOrigin(origin); |
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String location = ""; // fields.get(5).text(); does not exist on mobile |
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departure.setLocation(location); |
359 |
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if (offset == parts.length) { |
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continue; |
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} |
363 |
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364 |
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if (parts[offset].trim().equalsIgnoreCase("NB!")) { |
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offset++; |
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} |
367 |
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368 |
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if (offset == parts.length) { |
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continue; |
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} |
371 |
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String status = parts[offset++].trim();; //fields.get(6).text().trim(); - extract from url |
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departure.setStatus(status); |
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String note = ""; //extractNote( fields.get(7) ); - extract from url |
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departure.setNote(note); |
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} |
379 |
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} else { |
380 |
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logger.warning("No departures found for station=" + stationcode + ", type=" + traintype); |
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} |
382 |
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return departureBean; |
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} |
385 |
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386 |
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387 |
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388 |
public static String cleanText(String input) { |
public static String cleanText(String input) { |
390 |
return input.replace((char) 0xA0, (char)0x20).trim(); |
return input.replace((char) 0xA0, (char)0x20).trim(); |
391 |
} |
} |
392 |
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393 |
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394 |
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// old www site is not available any more |
395 |
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@Deprecated |
396 |
public DepartureBean lookupDeparturesWwwSite(String stationcode, TrainType trainType, boolean arrival) throws Exception { |
public DepartureBean lookupDeparturesWwwSite(String stationcode, TrainType trainType, boolean arrival) throws Exception { |
397 |
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398 |
DepartureBean departureBean = new DepartureBean(); |
DepartureBean departureBean = new DepartureBean(); |
403 |
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404 |
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405 |
String uri = "http://www.bane.dk/visStation.asp?ArtikelID=4275&W=" + type + "&S=" + stationcode; |
String uri = "http://www.bane.dk/visStation.asp?ArtikelID=4275&W=" + type + "&S=" + stationcode; |
406 |
logger.info("URI:" + uri); |
logger.fine("URI:" + uri); |
407 |
JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), replyTimeout); |
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408 |
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409 |
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JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), settings.getReplyTimeout() ); |
410 |
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("banedk"); |
411 |
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412 |
Element page = (Element) breaker.invoke(wrapper); |
Element page = (Element) breaker.invoke(wrapper); |
419 |
if (table != null) { |
if (table != null) { |
420 |
Elements tableRows = table.getElementsByTag("tr"); |
Elements tableRows = table.getElementsByTag("tr"); |
421 |
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|
422 |
boolean passedTidsstreg = false; |
//boolean passedTidsstreg = false; |
423 |
boolean tidsstregExists = (table.getElementsByAttributeValue("class", "Tidsstreg").size() > 0); |
//boolean tidsstregExists = (table.getElementsByAttributeValue("class", "Tidsstreg").size() > 0); |
424 |
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|
425 |
for (Element currentRow : tableRows) { |
for (Element currentRow : tableRows) { |
426 |
String rowClass = currentRow.attr("class"); |
String rowClass = currentRow.attr("class"); |
427 |
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/* |
428 |
if (tidsstregExists == true && passedTidsstreg == false) { |
if (tidsstregExists == true && passedTidsstreg == false) { |
429 |
if (currentRow.getElementsByAttributeValue("class", "Tidsstreg").size() > 0) { |
if (currentRow.getElementsByAttributeValue("class", "Tidsstreg").size() > 0) { |
430 |
passedTidsstreg = true; |
passedTidsstreg = true; |
431 |
} else { |
} else { |
432 |
continue; |
continue; |
433 |
} |
} |
434 |
} |
}*/ |
435 |
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|
436 |
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437 |
if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
if (rowClass != null && rowClass.toLowerCase().contains("station") ) { |
471 |
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472 |
departure.setType(type); |
departure.setType(type); |
473 |
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474 |
departureBean.departureEntries.add(departure); |
departureBean.entries.add(departure); |
475 |
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476 |
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477 |
} |
} |
524 |
return number; |
return number; |
525 |
} |
} |
526 |
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527 |
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private String extractTrainNumberMobile(String link) { |
528 |
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Map<String,String> elements = HttpUtil.decodeParams(link); |
529 |
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530 |
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return elements.get("tognummer"); |
531 |
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} |
532 |
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533 |
private String extractTrainNumberWww(Element trainTd) { |
private String extractTrainNumberWww(Element trainTd) { |
534 |
String number = ""; |
String number = ""; |
535 |
Element anchorElement = trainTd.getElementsByTag("a").get(0); |
Element anchorElement = trainTd.getElementsByTag("a").get(0); |
536 |
String href = anchorElement.attr("href"); |
String href = anchorElement.attr("href"); |
537 |
String argstring = href.substring( href.indexOf('?') + 1); |
|
538 |
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String argstring = href.split("?")[1]; |
539 |
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Map<String,String> elements = HttpUtil.decodeParams(argstring); |
540 |
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number = elements.get("TogNr"); |
541 |
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542 |
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543 |
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/*String argstring = href.substring( href.indexOf('?') + 1); |
544 |
String args[] = argstring.split("&"); |
String args[] = argstring.split("&"); |
545 |
for (String arg : args) { |
for (String arg : args) { |
546 |
String pair[] = arg.split("="); // Key=pair[0], Value=pair[1] |
String pair[] = arg.split("="); // Key=pair[0], Value=pair[1] |
547 |
|
|
548 |
if (pair[0].equalsIgnoreCase("TogNr")) |
if (pair[0].equalsIgnoreCase("TogNr")) |
549 |
number = pair[1]; |
number = pair[1]; |
550 |
} |
}*/ |
551 |
|
|
552 |
|
|
553 |
return number; |
return number; |
554 |
} |
} |
555 |
|
|
556 |
|
|
557 |
|
private void injectTritinfoData(DepartureBean departureBean, StationEntry station) throws Exception { |
558 |
|
String uri = "http://tritinfo.pallas.dk/webtavle?page=stationcontent&staid=" + station.getTritStation(); |
559 |
|
logger.fine("URI:" + uri); |
560 |
|
System.out.println("URI:" + uri); |
561 |
|
|
562 |
|
|
563 |
|
JsoupInvocation wrapper = new JsoupInvocation( new URL(uri), settings.getReplyTimeout() ); |
564 |
|
CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("tritinfo"); |
565 |
|
|
566 |
|
Element page = (Element) breaker.invoke(wrapper); |
567 |
|
|
568 |
|
Element table = page.getElementsByClass("passages").get(0); |
569 |
|
|
570 |
|
Elements trains = table.getElementsByClass("train"); |
571 |
|
|
572 |
|
for (int i=0; i<trains.size(); i++) { |
573 |
|
Element train = trains.get(i); |
574 |
|
|
575 |
|
//String trainType = train.getElementsByClass("trainType").get(0).text(); |
576 |
|
String trainNumber = train.getElementsByClass("trainNumber").get(0).text(); |
577 |
|
|
578 |
|
Elements trackElems = train.getElementsByClass("plannedTrack"); |
579 |
|
if (trackElems.size() == 0) { |
580 |
|
trackElems = train.getElementsByClass("expectedTrack"); |
581 |
|
} |
582 |
|
String track = trackElems.get(0).text(); |
583 |
|
String trackType = train.getElementsByClass("trackType").get(0).text().trim(); |
584 |
|
|
585 |
|
|
586 |
|
String platform = track; |
587 |
|
if ( !trackType.equals("")) { |
588 |
|
platform += trackType; |
589 |
|
} |
590 |
|
|
591 |
|
for (DepartureEntry entry : departureBean.entries) { |
592 |
|
String entryTrainId = entry.getTrainNumber().split(" ")[1]; |
593 |
|
if ( entryTrainId.equals(trainNumber)) { |
594 |
|
|
595 |
|
entry.setPlatform(platform); |
596 |
|
break; |
597 |
|
} |
598 |
|
} |
599 |
|
} |
600 |
|
} |
601 |
|
|
602 |
|
|
603 |
//test |
//test |