X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Ffunction%2Fgpsies%2FGetGpsiesFunction.java;fp=src%2Ftim%2Fprune%2Ffunction%2Fgpsies%2FGetGpsiesFunction.java;h=cdcc9a9f4f1dfc613bcb752395fa2dae4853ba18;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/function/gpsies/GetGpsiesFunction.java b/src/tim/prune/function/gpsies/GetGpsiesFunction.java
new file mode 100644
index 0000000..cdcc9a9
--- /dev/null
+++ b/src/tim/prune/function/gpsies/GetGpsiesFunction.java
@@ -0,0 +1,147 @@
+package tim.prune.function.gpsies;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.ArrayList;
+
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import tim.prune.App;
+import tim.prune.GpsPrune;
+import tim.prune.I18nManager;
+import tim.prune.function.search.GenericDownloaderFunction;
+import tim.prune.function.search.SearchResult;
+import tim.prune.load.xml.XmlFileLoader;
+import tim.prune.load.xml.ZipFileLoader;
+
+/**
+ * Function to load track information from Gpsies.com
+ * according to the currently viewed area
+ */
+public class GetGpsiesFunction extends GenericDownloaderFunction
+{
+	/** Number of results per page */
+	private static final int RESULTS_PER_PAGE = 20;
+	/** Maximum number of results to get */
+	private static final int MAX_RESULTS = 60;
+	/** New API key (specific to this program) */
+	private static final String GPSIES_API_KEY = "oumgvvbckiwpvsnb";
+
+
+	/**
+	 * Constructor
+	 * @param inApp App object
+	 */
+	public GetGpsiesFunction(App inApp) {
+		super(inApp);
+	}
+
+	/**
+	 * @return name key
+	 */
+	public String getNameKey() {
+		return "function.getgpsies";
+	}
+
+	/**
+	 * @param inColNum index of column, 0 or 1
+	 * @return key for this column
+	 */
+	protected String getColumnKey(int inColNum)
+	{
+		if (inColNum == 0) return "dialog.gpsies.column.name";
+		return "dialog.gpsies.column.length";
+	}
+
+
+	/**
+	 * Run method to call gpsies.com in separate thread
+	 */
+	public void run()
+	{
+		_statusLabel.setText(I18nManager.getText("confirm.running"));
+		// Act on callback to update list and send another request if necessary
+		double[] coords = _app.getViewport().getBounds();
+		int currPage = 1;
+
+		ArrayList<SearchResult> trackList = null;
+		URL url = null;
+		String descMessage = "";
+		InputStream inStream = null;
+		// Loop for each page of the results
+		do
+		{
+			// Example http://ws.gpsies.com/api.do?BBOX=10,51,12,53&limit=20&resultPage=1&key=oumgvvbckiwpvsnb
+			String urlString = "http://ws.gpsies.com/api.do?BBOX=" +
+				coords[1] + "," + coords[0] + "," + coords[3] + "," + coords[2] +
+				"&limit=" + RESULTS_PER_PAGE + "&resultPage=" + currPage +
+				"&key=" + GPSIES_API_KEY;
+			// Parse the returned XML with a special handler
+			GpsiesXmlHandler xmlHandler = new GpsiesXmlHandler();
+			try
+			{
+				url = new URL(urlString);
+				SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
+				URLConnection conn = url.openConnection();
+				conn.setRequestProperty("User-Agent", "GpsPrune v" + GpsPrune.VERSION_NUMBER);
+				inStream = conn.getInputStream();
+				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
+			trackList = xmlHandler.getTrackList();
+			_trackListModel.addTracks(trackList);
+
+			// Compare number of results with results per page and call again if necessary
+			currPage++;
+		}
+		while (trackList != null && trackList.size() == RESULTS_PER_PAGE
+			&& _trackListModel.getRowCount() < MAX_RESULTS && !_cancelled);
+		// 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(s)
+	 */
+	protected void loadSelected()
+	{
+		// Find the row(s) selected in the table and get the corresponding track
+		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 url = _trackListModel.getTrack(rowNum).getDownloadLink();
+				XmlFileLoader xmlLoader = new XmlFileLoader(_app);
+				ZipFileLoader loader = new ZipFileLoader(_app, xmlLoader);
+				if (i>0) _app.autoAppendNextFile();
+				try
+				{
+					loader.openStream(new URL(url).openStream());
+				}
+				catch (IOException ioe) {
+					System.err.println("IO Exception : " + ioe.getMessage());
+				}
+			}
+		}
+		// Close the dialog
+		_cancelled = true;
+		_dialog.dispose();
+	}
+}