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try to guess correct from and to locations

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git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@467 0924bc21-9374-b0fa-ee44-9ff1593b38f0
This commit is contained in:
andreas.schildbach@gmail.com 2011-01-29 15:35:32 +00:00
parent 4300807b37
commit d6e9cdfe1f
2 changed files with 38 additions and 5 deletions
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25
src/de/schildbach/pte/BvgProvider.java
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@ -309,7 +309,7 @@ public final class BvgProvider extends AbstractHafasProvider
if (addresses.isEmpty())
{
return queryConnections(uri, page);
return queryConnections(uri, page, from, to);
}
else if (P_CHECK_FROM.matcher(page).find())
{
@ -328,7 +328,21 @@ public final class BvgProvider extends AbstractHafasProvider
public QueryConnectionsResult queryMoreConnections(final String uri) throws IOException
{
final CharSequence page = ParserUtils.scrape(uri);
return queryConnections(uri, page);
return queryConnections(uri, page, null, null);
}
private static final Pattern P_LOCATION_ADDRESS = Pattern.compile("\\d{5}.*?,.*");
private Location location(final String str, final Location originalLocation)
{
if (P_LOCATION_ADDRESS.matcher(str).matches())
return new Location(LocationType.ADDRESS, 0, null, str);
else if (originalLocation != null && str.equals(originalLocation.name))
return originalLocation;
else if (originalLocation != null && originalLocation.type == LocationType.ADDRESS && str.length() == 0)
return originalLocation;
else
return new Location(LocationType.ANY, 0, null, str);
}
private static final Pattern P_CONNECTIONS_HEAD = Pattern.compile(".*?" //
@ -345,7 +359,8 @@ public final class BvgProvider extends AbstractHafasProvider
+ "(?:\\d+ Umst\\.|([\\w\\d ]+)).*?" // line
, Pattern.DOTALL);
private QueryConnectionsResult queryConnections(final String uri, final CharSequence page) throws IOException
private QueryConnectionsResult queryConnections(final String uri, final CharSequence page, final Location originalFrom, final Location originalTo)
throws IOException
{
final Matcher mError = P_CHECK_CONNECTIONS_ERROR.matcher(page);
if (mError.find())
@ -365,8 +380,8 @@ public final class BvgProvider extends AbstractHafasProvider
final Matcher mHead = P_CONNECTIONS_HEAD.matcher(page);
if (mHead.matches())
{
final Location from = new Location(LocationType.ANY, 0, null, ParserUtils.resolveEntities(mHead.group(1)));
final Location to = new Location(LocationType.ANY, 0, null, ParserUtils.resolveEntities(mHead.group(2)));
final Location from = location(ParserUtils.resolveEntities(mHead.group(1)), originalFrom);
final Location to = location(ParserUtils.resolveEntities(mHead.group(2)), originalTo);
final Date currentDate = ParserUtils.parseDate(mHead.group(3));
final String linkEarlier = mHead.group(4) != null ? BVG_BASE_URL + ParserUtils.resolveEntities(mHead.group(4)) : null;
final String linkLater = mHead.group(5) != null ? BVG_BASE_URL + ParserUtils.resolveEntities(mHead.group(5)) : null;