+++ /dev/null
-package tim.prune.function;
-
-import java.io.InputStream;
-import java.io.UnsupportedEncodingException;
-import java.net.URL;
-import java.net.URLEncoder;
-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.search.GenericDownloaderFunction;
-import tim.prune.function.search.SearchResult;
-
-/**
- * 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;
- /** Username to use for geonames queries */
- private static final String GEONAMES_USERNAME = "gpsprune";
-
- /**
- * 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().toLowerCase();
- if (!_searchTerm.equals("")) {
- super.begin();
- }
- }
- }
-
- /**
- * Run method to call geonames in separate thread
- */
- public void run()
- {
- _statusLabel.setText(I18nManager.getText("confirm.running"));
-
- // Replace awkward characters with character equivalents
- final String searchTerm = encodeSearchTerm(_searchTerm);
-
- // Firstly try the local language
- String lang = I18nManager.getText("wikipedia.lang");
- submitSearch(searchTerm, lang);
- // If we didn't get anything, try a secondary language
- if (_trackListModel.isEmpty() && _errorMessage == null && lang.equals("als")) {
- submitSearch(searchTerm, "de");
- }
- // If still nothing then try english
- if (_trackListModel.isEmpty() && _errorMessage == null && !lang.equals("en")) {
- submitSearch(searchTerm, "en");
- }
-
- // Set status label according to error or "none found", leave blank if ok
- if (_errorMessage == null && _trackListModel.isEmpty()) {
- _errorMessage = I18nManager.getText("dialog.wikipedia.nonefound");
- }
- _statusLabel.setText(_errorMessage == null ? "" : _errorMessage);
- }
-
- /**
- * Submit the given search to the server
- * @param inSearchTerm search term
- * @param inLang language code such as en, de
- */
- private void submitSearch(String inSearchTerm, String inLang)
- {
- // System.out.println("Searching for '" + inSearchTerm + "' with lang: " + inLang);
-
- String urlString = "http://api.geonames.org/wikipediaSearch?title=" + inSearchTerm
- + "&maxRows=" + MAX_RESULTS + "&lang=" + inLang + "&username=" + GEONAMES_USERNAME;
- // Parse the returned XML with a special handler
- GetWikipediaXmlHandler xmlHandler = new GetWikipediaXmlHandler();
- InputStream inStream = null;
-
- try
- {
- URL url = new URL(urlString);
- SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
- inStream = url.openStream();
- saxParser.parse(inStream, xmlHandler);
- }
- catch (Exception e) {
- _errorMessage = e.getClass().getName() + " - " + e.getMessage();
- }
- // Close stream and ignore errors
- try {
- inStream.close();
- } catch (Exception e) {}
- // Add track list to model
- ArrayList<SearchResult> trackList = xmlHandler.getTrackList();
- // TODO: Do a better job of sorting replies by relevance - use three different lists
- _trackListModel.addTracks(trackList);
- }
-
- /**
- * Replace tricky characters in the search term and encode the others
- * @param inSearchTerm entered search term
- * @return modified search term to give to geonames
- */
- private static final String encodeSearchTerm(String inSearchTerm)
- {
- if (inSearchTerm != null && inSearchTerm.length() > 0)
- {
- // Replace umlauts oe, ue, ae, OE, UE, AE, szlig
- StringBuilder sb = new StringBuilder();
- final int numChars = inSearchTerm.length();
- for (int i=0; i<numChars; i++)
- {
- char c = inSearchTerm.charAt(i);
- switch (c)
- {
- // German umlauted vowels, add an "e"
- case '\u00fc' : sb.append("ue"); break;
- case '\u00e4' : sb.append("ae"); break;
- case '\u00f6' : sb.append("oe"); break;
- // German doppel s
- case '\u00df' : sb.append("ss"); break;
- // accented vowels
- case '\u00e8' : case '\u00e9' :
- case '\u00ea' : case '\u00eb' : sb.append('e'); break;
- case '\u00e0' : case '\u00e1' :
- case '\u00e2' : sb.append('a'); break;
- case '\u00f2' : case '\u00f3' :
- case '\u00f4' : sb.append('o'); break;
- case '\u00ec' : case '\u00ed' :
- case '\u00ee' : case '\u00ef' : sb.append('i'); break;
- // cedillas, ny, l bar
- case '\u00e7' : sb.append('c'); break;
- case '\u015f' : sb.append('s'); break;
- case '\u00f1' : sb.append('n'); break;
- case '\u0142' : sb.append('l'); break;
- // everything else
- default : sb.append(c);
- }
- }
- String searchTerm = inSearchTerm;
- try {
- searchTerm = URLEncoder.encode(sb.toString(), "UTF-8");
- } catch (UnsupportedEncodingException e1) {}
- // System.out.println("Converted '" + inSearchTerm + "' to '" + searchTerm + "'");
- return searchTerm;
- }
- return "";
- }
-
- /**
- * Load the selected point(s)
- */
- protected void loadSelected()
- {
- // Find the rows selected in the table and get the corresponding coords
- int numSelected = _trackTable.getSelectedRowCount();
- if (numSelected < 1) return;
- int[] rowNums = _trackTable.getSelectedRows();
- for (int i=0; i<numSelected; i++)
- {
- int rowNum = rowNums[i];
- if (rowNum >= 0 && rowNum < _trackListModel.getRowCount())
- {
- String lat = _trackListModel.getTrack(rowNum).getLatitude();
- String lon = _trackListModel.getTrack(rowNum).getLongitude();
- if (lat != null && lon != 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);
- }
- }
- }
- // Close the dialog
- _cancelled = true;
- _dialog.dispose();
- }
-}
projects / GpsPrune.git / blobdiff