package tim.prune.function;
+import java.io.BufferedReader;
import java.io.InputStream;
+import java.io.InputStreamReader;
import java.net.URL;
import java.util.ArrayList;
import tim.prune.App;
import tim.prune.I18nManager;
import tim.prune.data.DataPoint;
+import tim.prune.data.Distance;
import tim.prune.data.Field;
import tim.prune.data.Latitude;
import tim.prune.data.Longitude;
-import tim.prune.function.gpsies.GenericDownloaderFunction;
-import tim.prune.function.gpsies.GpsiesTrack;
+import tim.prune.data.UnitSetLibrary;
+import tim.prune.function.search.GenericDownloaderFunction;
+import tim.prune.function.search.SearchResult;
/**
- * Function to load nearby point information from Wikipedia
+ * Function to load nearby point information from Wikipedia (and Wikimedia)
* according to the currently viewed area
*/
public class GetWikipediaFunction extends GenericDownloaderFunction
/**
- * Run method to call geonames in separate thread
+ * Run method to get the nearby points in a separate thread
*/
public void run()
{
lon = point.getLongitude().getDouble();
}
- // Firstly try the local language
+ // Before we ask geonames online, let's get wikimedia galleries first
+ searchWikimediaGalleries(lat, lon);
+
+ // For geonames, firstly try the local language
String lang = I18nManager.getText("wikipedia.lang");
submitSearch(lat, lon, lang);
// If we didn't get anything, try a secondary language
// Set status label according to error or "none found", leave blank if ok
if (_errorMessage == null && _trackListModel.isEmpty()) {
- _errorMessage = I18nManager.getText("dialog.gpsies.nonefound");
+ _errorMessage = I18nManager.getText("dialog.wikipedia.nonefound");
}
_statusLabel.setText(_errorMessage == null ? "" : _errorMessage);
}
inStream.close();
} catch (Exception e) {}
// Add track list to model
- ArrayList<GpsiesTrack> trackList = xmlHandler.getTrackList();
- _trackListModel.addTracks(trackList);
+ ArrayList<SearchResult> trackList = xmlHandler.getTrackList();
+ _trackListModel.addTracks(trackList, true);
// Show error message if any
if (_trackListModel.isEmpty())
int rowNum = rowNums[i];
if (rowNum >= 0 && rowNum < _trackListModel.getRowCount())
{
- String coords = _trackListModel.getTrack(rowNum).getDownloadLink();
- String[] latlon = coords.split(",");
- if (latlon.length == 2)
+ String lat = _trackListModel.getTrack(rowNum).getLatitude();
+ String lon = _trackListModel.getTrack(rowNum).getLongitude();
+ if (lat != null && lon != null)
{
- DataPoint point = new DataPoint(new Latitude(latlon[0]), new Longitude(latlon[1]), null);
+ DataPoint point = new DataPoint(new Latitude(lat), new Longitude(lon), null);
point.setFieldValue(Field.WAYPT_NAME, _trackListModel.getTrack(rowNum).getTrackName(), false);
_app.createPoint(point);
}
_cancelled = true;
_dialog.dispose();
}
+
+ /**
+ * Search the local wikimedia index to see if there are any galleries nearby
+ * @param inLat latitude
+ * @param inLon longitude
+ */
+ private void searchWikimediaGalleries(double inLat, double inLon)
+ {
+ BufferedReader reader = null;
+ try
+ {
+ InputStream in = GetWikipediaFunction.class.getResourceAsStream("/tim/prune/function/search/wikimedia_galleries.txt");
+ reader = new BufferedReader(new InputStreamReader(in));
+ if (reader != null)
+ {
+ ArrayList<SearchResult> trackList = new ArrayList<SearchResult>();
+ DataPoint herePoint = new DataPoint(new Latitude(inLat, Latitude.FORMAT_DEG), new Longitude(inLon, Longitude.FORMAT_DEG), null);
+ // Loop through the file line by line, looking for nearby points
+ String line = null;
+ while ((line = reader.readLine()) != null)
+ {
+ String[] lineComps = line.split("\t");
+ if (lineComps.length == 4)
+ {
+ DataPoint p = new DataPoint(new Latitude(lineComps[2]), new Longitude(lineComps[3]), null);
+ double distFromHere = Distance.convertRadiansToDistance(
+ DataPoint.calculateRadiansBetween(p, herePoint), UnitSetLibrary.UNITS_KILOMETRES);
+ if (distFromHere < MAX_DISTANCE)
+ {
+ SearchResult gallery = new SearchResult();
+ gallery.setTrackName(I18nManager.getText("dialog.wikipedia.gallery") + ": " + lineComps[0]);
+ gallery.setDescription(lineComps[1]);
+ gallery.setLatitude(lineComps[2]);
+ gallery.setLongitude(lineComps[3]);
+ gallery.setWebUrl("https://commons.wikimedia.org/wiki/" + lineComps[0]);
+ gallery.setLength(distFromHere * 1000.0); // convert from km to m
+ trackList.add(gallery);
+ }
+ }
+ }
+ _trackListModel.addTracks(trackList, true);
+ }
+ }
+ catch (java.io.IOException e) {
+ System.err.println("Exception trying to read wikimedia file : " + e.getMessage());
+ }
+ catch (NullPointerException e) {
+ System.err.println("Couldn't find wikimedia file : " + e.getMessage());
+ }
+ finally
+ {
+ try {
+ reader.close();
+ }
+ catch (Exception e) {} // ignore
+ }
+ }
}