X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Ffunction%2FSearchWikipediaNames.java;fp=tim%2Fprune%2Ffunction%2FSearchWikipediaNames.java;h=4377df81d5a39bbdd65bc897d0bf575104b2011e;hb=f35b6d628f68e3b5ef19965ad8988d0dd1eb8efa;hp=0000000000000000000000000000000000000000;hpb=3745d70b1427bb8ac1a085e47cbdc566936784e1;p=GpsPrune.git

diff --git a/tim/prune/function/SearchWikipediaNames.java b/tim/prune/function/SearchWikipediaNames.java
new file mode 100644
index 0000000..4377df8
--- /dev/null
+++ b/tim/prune/function/SearchWikipediaNames.java
@@ -0,0 +1,144 @@
+package tim.prune.function;
+
+import java.io.InputStream;
+import java.net.URL;
+import java.util.ArrayList;
+
+import javax.swing.JOptionPane;
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import tim.prune.App;
+import tim.prune.I18nManager;
+import tim.prune.data.DataPoint;
+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;
+
+/**
+ * Function to search Wikipedia for place names
+ */
+public class SearchWikipediaNames extends GenericDownloaderFunction
+{
+	/** search term */
+	private String _searchTerm = null;
+	/** Maximum number of results to get */
+	private static final int MAX_RESULTS = 20;
+
+	/**
+	 * Constructor
+	 * @param inApp App object
+	 */
+	public SearchWikipediaNames(App inApp) {
+		super(inApp);
+	}
+
+	/**
+	 * @return name key
+	 */
+	public String getNameKey() {
+		return "function.searchwikipedianames";
+	}
+
+	/**
+	 * @param inColNum index of column, 0 or 1
+	 * @return key for this column
+	 */
+	protected String getColumnKey(int inColNum)
+	{
+		if (inColNum == 0) return "dialog.wikipedia.column.name";
+		return null;
+	}
+
+	/**
+	 * Before dialog is shown, need to get search term
+	 */
+	public void begin()
+	{
+		Object search = JOptionPane.showInputDialog(_app.getFrame(),
+			I18nManager.getText("dialog.searchwikipedianames.search"),
+			I18nManager.getText(getNameKey()),
+			JOptionPane.QUESTION_MESSAGE, null, null, "");
+		if (search != null)
+		{
+			_searchTerm = search.toString();
+			if (!_searchTerm.equals("")) {
+				super.begin();
+			}
+		}
+	}
+
+	/**
+	 * Run method to call geonames in separate thread
+	 */
+	public void run()
+	{
+		_statusLabel.setText(I18nManager.getText("confirm.running"));
+
+		String descMessage = "";
+		InputStream inStream = null;
+
+		// language (only de and en available)
+		String lang = I18nManager.getText("wikipedia.lang");
+		if (lang.equals("de") || lang.equals("als")) {
+			lang = "de";
+		}
+		else {
+			lang = "en";
+		}
+		// Example http://ws.geonames.org/wikipediaSearch?q=london&maxRows=10
+		String urlString = "http://ws.geonames.org/wikipediaSearch?title=" + _searchTerm + "&maxRows=" + MAX_RESULTS
+			+ "&lang=" + lang;
+		// Parse the returned XML with a special handler
+		GetWikipediaXmlHandler xmlHandler = new GetWikipediaXmlHandler();
+		try
+		{
+			URL url = new URL(urlString);
+			SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
+			inStream = url.openStream();
+			saxParser.parse(inStream, xmlHandler);
+		}
+		catch (Exception e) {
+			descMessage = e.getClass().getName() + " - " + e.getMessage();
+		}
+		// Close stream and ignore errors
+		try {
+			inStream.close();
+		} catch (Exception e) {}
+		// Add track list to model
+		ArrayList<GpsiesTrack> trackList = xmlHandler.getTrackList();
+		// TODO: Do a better job of sorting replies by relevance - use three different lists
+		_trackListModel.addTracks(trackList);
+
+		// Set status label according to error or "none found", leave blank if ok
+		if (descMessage.equals("") && (trackList == null || trackList.size() == 0)) {
+			descMessage = I18nManager.getText("dialog.gpsies.nonefound");
+		}
+		_statusLabel.setText(descMessage);
+	}
+
+	/**
+	 * Load the selected track or point
+	 */
+	protected void loadSelected()
+	{
+		// Find the row selected in the table and get the corresponding track
+		int rowNum = _trackTable.getSelectedRow();
+		if (rowNum >= 0 && rowNum < _trackListModel.getRowCount())
+		{
+			String coords = _trackListModel.getTrack(rowNum).getDownloadLink();
+			String[] latlon = coords.split(",");
+			if (latlon.length == 2)
+			{
+				DataPoint point = new DataPoint(new Latitude(latlon[0]), new Longitude(latlon[1]), null);
+				point.setFieldValue(Field.WAYPT_NAME, _trackListModel.getTrack(rowNum).getTrackName(), false);
+				_app.createPoint(point);
+			}
+		}
+		// Close the dialog
+		_cancelled = true;
+		_dialog.dispose();
+	}
+}