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rudimentary auto-complete

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git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@195 0924bc21-9374-b0fa-ee44-9ff1593b38f0
This commit is contained in:
andreas.schildbach 2010-09-25 12:41:25 +00:00
parent 3a486170a0
commit b6adc83ac1
1 changed files with 45 additions and 7 deletions
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52
src/de/schildbach/pte/LinzProvider.java
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@ -34,6 +34,7 @@ import java.util.regex.Pattern;
public class LinzProvider implements NetworkProvider
{
public static final String NETWORK_ID = "www.linzag.at";
public static final String API_BASE = "http://www.linzag.at/linz/";
public boolean hasCapabilities(final Capability... capabilities)
{
@ -44,17 +45,53 @@ public class LinzProvider implements NetworkProvider
return false;
}
private static final String AUTOCOMPLETE_URI = API_BASE + "XML_STOPFINDER_REQUEST"
+ "?outputFormat=XML&coordOutputFormat=WGS84&name_sf=%s&type_sf=%s";
private static final String AUTOCOMPLETE_TYPE = "any"; // any, stop, street, poi
private static final Pattern P_AUTOCOMPLETE = Pattern.compile("" //
+ "(?:" //
+ "<itdOdvAssignedStop stopID=\"(\\d+)\" x=\"(\\d+)\" y=\"(\\d+)\" mapName=\"WGS84\" [^>]* nameWithPlace=\"([^\"]*)\"" //
+ "|" //
+ "<odvNameElem [^>]* locality=\"([^\"]*)\"" //
+ ")");
private static final String ENCODING = "ISO-8859-1";
public List<Autocomplete> autocompleteStations(final CharSequence constraint) throws IOException
{
throw new UnsupportedOperationException();
final String uri = String.format(AUTOCOMPLETE_URI, ParserUtils.urlEncode(constraint.toString(), ENCODING), AUTOCOMPLETE_TYPE);
final CharSequence page = ParserUtils.scrape(uri);
final List<Autocomplete> results = new ArrayList<Autocomplete>();
final Matcher m = P_AUTOCOMPLETE.matcher(page);
while (m.find())
{
if (m.group(1) != null)
{
final int sId = Integer.parseInt(m.group(1));
// final double sLon = latLonToDouble(Integer.parseInt(mAutocomplete.group(2)));
// final double sLat = latLonToDouble(Integer.parseInt(mAutocomplete.group(3)));
final String sName = m.group(4).trim();
results.add(new Autocomplete(sId, sName));
}
else if (m.group(5) != null)
{
final String sName = m.group(5).trim();
results.add(new Autocomplete(0, sName));
}
}
return results;
}
private static final String NEARBY_LATLON_URI = "http://www.linzag.at/linz/XSLT_DM_REQUEST"
private static final String NEARBY_LATLON_URI = API_BASE
+ "XSLT_DM_REQUEST"
+ "?outputFormat=XML&mode=direct&coordOutputFormat=WGS84&mergeDep=1&useAllStops=1&name_dm=%2.6f:%2.6f:WGS84&type_dm=coord&itOptionsActive=1&ptOptionsActive=1&useProxFootSearch=1&excludedMeans=checkbox";
private static final String NEARBY_STATION_URI = "http://www.linzag.at/linz/XSLT_DM_REQUEST"
private static final String NEARBY_STATION_URI = API_BASE
+ "XSLT_DM_REQUEST"
+ "?outputFormat=XML&mode=direct&coordOutputFormat=WGS84&mergeDep=1&useAllStops=1&name_dm=%s&type_dm=stop&itOptionsActive=1&ptOptionsActive=1&useProxFootSearch=1&excludedMeans=checkbox";
private static final Pattern P_NEARBY = Pattern
.compile("<itdOdvAssignedStop stopID=\"(\\d+)\" x=\"(\\d+)\" y=\"(\\d+)\" mapName=\"WGS84\" .*? nameWithPlace=\"([^\"]*)\" distance=\"(\\d+)\"");
.compile("<itdOdvAssignedStop stopID=\"(\\d+)\" x=\"(\\d+)\" y=\"(\\d+)\" mapName=\"WGS84\" [^>]* nameWithPlace=\"([^\"]*)\" distance=\"(\\d+)\"");
public List<Station> nearbyStations(final String stationId, final double lat, final double lon, final int maxDistance, final int maxStations)
throws IOException
@ -119,7 +156,7 @@ public class LinzProvider implements NetworkProvider
public String departuresQueryUri(final String stationId, final int maxDepartures)
{
final StringBuilder uri = new StringBuilder();
uri.append("http://www.linzag.at/linz/XSLT_DM_REQUEST");
uri.append(API_BASE).append("XSLT_DM_REQUEST");
uri.append("?outputFormat=XML");
uri.append("&coordOutputFormat=WGS84");
uri.append("&type_dm=stop");
@ -139,11 +176,12 @@ public class LinzProvider implements NetworkProvider
, Pattern.DOTALL);
private static final Pattern P_DEPARTURES_COARSE = Pattern.compile("<itdDeparture (.*?)</itdDeparture>", Pattern.DOTALL);
private static final Pattern P_DEPARTURES_FINE = Pattern.compile("" //
+ "stopID=\"(\\d+)\" .*? area=\"\\d+\" platform=\"(\\d+)?\" platformName=\"\".*?" // locationId
+ "stopID=\"(\\d+)\" [^>]* area=\"\\d+\" platform=\"(\\d+)?\" platformName=\"\".*?" // locationId
+ "<itdDate year=\"(\\d+)\" month=\"(\\d+)\" day=\"(\\d+)\" weekday=\"\\d+\"/>" // date
+ "<itdTime hour=\"(\\d+)\" minute=\"(\\d+)\" ap=\"\"/>" // time
+ ".*?" //
+ "<itdServingLine .*? number=\"([^<]*)\" symbol=\"([^<]*)\" motType=\"(\\d+)\" " // line, symbol, lineType
+ "<itdServingLine [^>]* number=\"([^<]*)\" symbol=\"([^<]*)\" motType=\"(\\d+)\" " // line, symbol,
// lineType
+ "realtime=\"(\\d+)\" " // realtime
+ "direction=\"([^<]*)\" destID=\"(\\d+)\"" // destination, destinationId
+ ".*?" //