[6380] | 1 | // License: GPL. For details, see LICENSE file.
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[153] | 2 | package org.openstreetmap.josm.actions.downloadtasks;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.io.IOException;
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[14357] | 7 | import java.net.MalformedURLException;
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[5691] | 8 | import java.net.URL;
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[6524] | 9 | import java.util.ArrayList;
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[12679] | 10 | import java.util.Arrays;
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[1869] | 11 | import java.util.Collection;
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[11836] | 12 | import java.util.Collections;
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[11735] | 13 | import java.util.HashSet;
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[13928] | 14 | import java.util.Objects;
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[14347] | 15 | import java.util.Optional;
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[11735] | 16 | import java.util.Set;
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[1465] | 17 | import java.util.concurrent.Future;
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[5024] | 18 | import java.util.regex.Matcher;
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| 19 | import java.util.regex.Pattern;
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[13434] | 20 | import java.util.stream.Stream;
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[153] | 21 |
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[1465] | 22 | import org.openstreetmap.josm.data.Bounds;
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[7575] | 23 | import org.openstreetmap.josm.data.DataSource;
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[7816] | 24 | import org.openstreetmap.josm.data.ProjectionBounds;
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[11774] | 25 | import org.openstreetmap.josm.data.ViewportData;
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[3066] | 26 | import org.openstreetmap.josm.data.coor.LatLon;
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[153] | 27 | import org.openstreetmap.josm.data.osm.DataSet;
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[11735] | 28 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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| 29 | import org.openstreetmap.josm.data.osm.Relation;
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| 30 | import org.openstreetmap.josm.data.osm.Way;
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[2477] | 31 | import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
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[12630] | 32 | import org.openstreetmap.josm.gui.MainApplication;
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| 33 | import org.openstreetmap.josm.gui.MapFrame;
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[153] | 34 | import org.openstreetmap.josm.gui.PleaseWaitRunnable;
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[11735] | 35 | import org.openstreetmap.josm.gui.io.UpdatePrimitivesTask;
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[153] | 36 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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[5402] | 37 | import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
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[1811] | 38 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
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[153] | 39 | import org.openstreetmap.josm.io.BoundingBoxDownloader;
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[1146] | 40 | import org.openstreetmap.josm.io.OsmServerLocationReader;
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[12679] | 41 | import org.openstreetmap.josm.io.OsmServerLocationReader.OsmUrlPattern;
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[1146] | 42 | import org.openstreetmap.josm.io.OsmServerReader;
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[4310] | 43 | import org.openstreetmap.josm.io.OsmTransferCanceledException;
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[1670] | 44 | import org.openstreetmap.josm.io.OsmTransferException;
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[14357] | 45 | import org.openstreetmap.josm.io.OverpassDownloadReader;
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[12620] | 46 | import org.openstreetmap.josm.tools.Logging;
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[6524] | 47 | import org.openstreetmap.josm.tools.Utils;
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[5782] | 48 | import org.xml.sax.SAXException;
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[153] | 49 |
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| 50 | /**
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| 51 | * Open the download dialog and download the data.
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| 52 | * Run in the worker thread.
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| 53 | */
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[8908] | 54 | public class DownloadOsmTask extends AbstractDownloadTask<DataSet> {
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[6069] | 55 |
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[4523] | 56 | protected Bounds currentBounds;
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| 57 | protected DownloadTask downloadTask;
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[6069] | 58 |
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[8840] | 59 | protected String newLayerName;
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[6069] | 60 |
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[8927] | 61 | /** This allows subclasses to ignore this warning */
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| 62 | protected boolean warnAboutEmptyArea = true;
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| 63 |
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[14357] | 64 | protected static final String OVERPASS_INTERPRETER_DATA = "interpreter?data=";
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| 65 |
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[6031] | 66 | @Override
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| 67 | public String[] getPatterns() {
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| 68 | if (this.getClass() == DownloadOsmTask.class) {
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[12679] | 69 | return Arrays.stream(OsmUrlPattern.values()).map(OsmUrlPattern::pattern).toArray(String[]::new);
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[6031] | 70 | } else {
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| 71 | return super.getPatterns();
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| 72 | }
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| 73 | }
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[1082] | 74 |
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[6031] | 75 | @Override
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| 76 | public String getTitle() {
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| 77 | if (this.getClass() == DownloadOsmTask.class) {
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| 78 | return tr("Download OSM");
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| 79 | } else {
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| 80 | return super.getTitle();
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| 81 | }
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| 82 | }
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| 83 |
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[5097] | 84 | @Override
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[13927] | 85 | public Future<?> download(DownloadParams settings, Bounds downloadArea, ProgressMonitor progressMonitor) {
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| 86 | return download(new BoundingBoxDownloader(downloadArea), settings, downloadArea, progressMonitor);
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[5097] | 87 | }
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[2414] | 88 |
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[5402] | 89 | /**
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| 90 | * Asynchronously launches the download task for a given bounding box.
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| 91 | *
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| 92 | * Set <code>progressMonitor</code> to null, if the task should create, open, and close a progress monitor.
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| 93 | * Set progressMonitor to {@link NullProgressMonitor#INSTANCE} if progress information is to
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| 94 | * be discarded.
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| 95 | *
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| 96 | * You can wait for the asynchronous download task to finish by synchronizing on the returned
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| 97 | * {@link Future}, but make sure not to freeze up JOSM. Example:
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| 98 | * <pre>
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[6830] | 99 | * Future<?> future = task.download(...);
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[5402] | 100 | * // DON'T run this on the Swing EDT or JOSM will freeze
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| 101 | * future.get(); // waits for the dowload task to complete
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| 102 | * </pre>
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| 103 | *
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| 104 | * The following example uses a pattern which is better suited if a task is launched from
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| 105 | * the Swing EDT:
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| 106 | * <pre>
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[6830] | 107 | * final Future<?> future = task.download(...);
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[5402] | 108 | * Runnable runAfterTask = new Runnable() {
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| 109 | * public void run() {
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| 110 | * // this is not strictly necessary because of the type of executor service
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| 111 | * // Main.worker is initialized with, but it doesn't harm either
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| 112 | * //
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| 113 | * future.get(); // wait for the download task to complete
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| 114 | * doSomethingAfterTheTaskCompleted();
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| 115 | * }
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| 116 | * }
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[12634] | 117 | * MainApplication.worker.submit(runAfterTask);
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[5402] | 118 | * </pre>
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| 119 | * @param reader the reader used to parse OSM data (see {@link OsmServerReader#parseOsm})
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[13927] | 120 | * @param settings download settings
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[5402] | 121 | * @param downloadArea the area to download
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| 122 | * @param progressMonitor the progressMonitor
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| 123 | * @return the future representing the asynchronous task
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[13932] | 124 | * @since 13927
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[5402] | 125 | */
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[13927] | 126 | public Future<?> download(OsmServerReader reader, DownloadParams settings, Bounds downloadArea, ProgressMonitor progressMonitor) {
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| 127 | return download(new DownloadTask(settings, reader, progressMonitor, zoomAfterDownload), downloadArea);
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[5097] | 128 | }
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| 129 |
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| 130 | protected Future<?> download(DownloadTask downloadTask, Bounds downloadArea) {
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| 131 | this.downloadTask = downloadTask;
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| 132 | this.currentBounds = new Bounds(downloadArea);
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[2322] | 133 | // We need submit instead of execute so we can wait for it to finish and get the error
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| 134 | // message if necessary. If no one calls getErrorMessage() it just behaves like execute.
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[12634] | 135 | return MainApplication.worker.submit(downloadTask);
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[2322] | 136 | }
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| 137 |
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[6588] | 138 | /**
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| 139 | * This allows subclasses to perform operations on the URL before {@link #loadUrl} is performed.
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[8927] | 140 | * @param url the original URL
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| 141 | * @return the modified URL
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[6588] | 142 | */
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| 143 | protected String modifyUrlBeforeLoad(String url) {
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[5782] | 144 | return url;
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| 145 | }
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[6069] | 146 |
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[2322] | 147 | /**
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| 148 | * Loads a given URL from the OSM Server
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[13927] | 149 | * @param settings download settings
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[5369] | 150 | * @param url The URL as String
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[2322] | 151 | */
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[6031] | 152 | @Override
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[13927] | 153 | public Future<?> loadUrl(DownloadParams settings, String url, ProgressMonitor progressMonitor) {
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[8927] | 154 | String newUrl = modifyUrlBeforeLoad(url);
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[14357] | 155 | downloadTask = new DownloadTask(settings, getOsmServerReader(newUrl), progressMonitor);
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[3064] | 156 | currentBounds = null;
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[5024] | 157 | // Extract .osm filename from URL to set the new layer name
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[13927] | 158 | extractOsmFilename(settings, "https?://.*/(.*\\.osm)", newUrl);
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[12634] | 159 | return MainApplication.worker.submit(downloadTask);
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[2322] | 160 | }
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[6069] | 161 |
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[14357] | 162 | protected OsmServerReader getOsmServerReader(String url) {
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| 163 | try {
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| 164 | String host = new URL(url).getHost();
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| 165 | for (String knownOverpassServer : OverpassDownloadReader.OVERPASS_SERVER_HISTORY.get()) {
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| 166 | if (host.equals(new URL(knownOverpassServer).getHost())) {
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| 167 | int index = url.indexOf(OVERPASS_INTERPRETER_DATA);
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| 168 | if (index > 0) {
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| 169 | return new OverpassDownloadReader(new Bounds(LatLon.ZERO), knownOverpassServer,
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| 170 | Utils.decodeUrl(url.substring(index + OVERPASS_INTERPRETER_DATA.length())));
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| 171 | }
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| 172 | }
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| 173 | }
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| 174 | } catch (MalformedURLException e) {
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| 175 | Logging.error(e);
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| 176 | }
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| 177 | return new OsmServerLocationReader(url);
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| 178 | }
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| 179 |
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[13927] | 180 | protected final void extractOsmFilename(DownloadParams settings, String pattern, String url) {
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| 181 | newLayerName = settings.getLayerName();
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| 182 | if (newLayerName == null || newLayerName.isEmpty()) {
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| 183 | Matcher matcher = Pattern.compile(pattern).matcher(url);
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| 184 | newLayerName = matcher.matches() ? matcher.group(1) : null;
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| 185 | }
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[5345] | 186 | }
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[6031] | 187 |
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[4521] | 188 | @Override
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[2322] | 189 | public void cancel() {
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| 190 | if (downloadTask != null) {
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| 191 | downloadTask.cancel();
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| 192 | }
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| 193 | }
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| 194 |
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[7749] | 195 | @Override
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| 196 | public boolean isSafeForRemotecontrolRequests() {
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| 197 | return true;
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| 198 | }
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| 199 |
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[11774] | 200 | @Override
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| 201 | public ProjectionBounds getDownloadProjectionBounds() {
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[14374] | 202 | return downloadTask != null ? downloadTask.computeBbox(currentBounds).orElse(null) : null;
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[11774] | 203 | }
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| 204 |
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[7636] | 205 | /**
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| 206 | * Superclass of internal download task.
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[7637] | 207 | * @since 7636
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[7636] | 208 | */
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[8130] | 209 | public abstract static class AbstractInternalTask extends PleaseWaitRunnable {
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[7636] | 210 |
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[13928] | 211 | protected final DownloadParams settings;
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[8927] | 212 | protected final boolean zoomAfterDownload;
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[4523] | 213 | protected DataSet dataSet;
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[1647] | 214 |
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[7636] | 215 | /**
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| 216 | * Constructs a new {@code AbstractInternalTask}.
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[13927] | 217 | * @param settings download settings
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[7636] | 218 | * @param title message for the user
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| 219 | * @param ignoreException If true, exception will be propagated to calling code. If false then
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| 220 | * exception will be thrown directly in EDT. When this runnable is executed using executor framework
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| 221 | * then use false unless you read result of task (because exception will get lost if you don't)
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[8927] | 222 | * @param zoomAfterDownload If true, the map view will zoom to download area after download
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[7636] | 223 | */
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[13927] | 224 | public AbstractInternalTask(DownloadParams settings, String title, boolean ignoreException, boolean zoomAfterDownload) {
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[7636] | 225 | super(title, ignoreException);
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[13928] | 226 | this.settings = Objects.requireNonNull(settings);
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[8927] | 227 | this.zoomAfterDownload = zoomAfterDownload;
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[1169] | 228 | }
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[6069] | 229 |
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[7636] | 230 | /**
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| 231 | * Constructs a new {@code AbstractInternalTask}.
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[13927] | 232 | * @param settings download settings
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[7636] | 233 | * @param title message for the user
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| 234 | * @param progressMonitor progress monitor
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| 235 | * @param ignoreException If true, exception will be propagated to calling code. If false then
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| 236 | * exception will be thrown directly in EDT. When this runnable is executed using executor framework
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| 237 | * then use false unless you read result of task (because exception will get lost if you don't)
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[8927] | 238 | * @param zoomAfterDownload If true, the map view will zoom to download area after download
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[7636] | 239 | */
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[13927] | 240 | public AbstractInternalTask(DownloadParams settings, String title, ProgressMonitor progressMonitor, boolean ignoreException,
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[8927] | 241 | boolean zoomAfterDownload) {
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[7636] | 242 | super(title, progressMonitor, ignoreException);
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[13928] | 243 | this.settings = Objects.requireNonNull(settings);
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[8927] | 244 | this.zoomAfterDownload = zoomAfterDownload;
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[4530] | 245 | }
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[153] | 246 |
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[1810] | 247 | protected OsmDataLayer getEditLayer() {
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[12636] | 248 | return MainApplication.getLayerManager().getEditLayer();
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[1810] | 249 | }
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| 250 |
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[13434] | 251 | private static Stream<OsmDataLayer> getModifiableDataLayers() {
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| 252 | return MainApplication.getLayerManager().getLayersOfType(OsmDataLayer.class)
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[13453] | 253 | .stream().filter(OsmDataLayer::isDownloadable);
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[1869] | 254 | }
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[6069] | 255 |
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[13434] | 256 | /**
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| 257 | * Returns the number of modifiable data layers
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| 258 | * @return number of modifiable data layers
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| 259 | * @since 13434
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| 260 | */
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| 261 | protected long getNumModifiableDataLayers() {
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| 262 | return getModifiableDataLayers().count();
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| 263 | }
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| 264 |
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| 265 | /**
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| 266 | * Returns the first modifiable data layer
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| 267 | * @return the first modifiable data layer
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| 268 | * @since 13434
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| 269 | */
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| 270 | protected OsmDataLayer getFirstModifiableDataLayer() {
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| 271 | return getModifiableDataLayers().findFirst().orElse(null);
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| 272 | }
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| 273 |
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[14347] | 274 | /**
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| 275 | * Creates a name for a new layer by utilizing the settings ({@link DownloadParams#getLayerName()}) or
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| 276 | * {@link OsmDataLayer#createNewName()} if the former option is {@code null}.
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| 277 | *
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| 278 | * @return a name for a new layer
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| 279 | * @since 14347
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| 280 | */
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| 281 | protected String generateLayerName() {
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| 282 | return Optional.ofNullable(settings.getLayerName())
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| 283 | .filter(layerName -> !Utils.isStripEmpty(layerName))
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| 284 | .orElse(OsmDataLayer.createNewName());
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| 285 | }
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| 286 |
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| 287 | /**
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| 288 | * Can be overridden (e.g. by plugins) if a subclass of {@link OsmDataLayer} is needed.
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| 289 | * If you want to change how the name is determined, consider overriding
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| 290 | * {@link #generateLayerName()} instead.
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| 291 | *
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[14350] | 292 | * @param ds the dataset on which the layer is based, must be non-null
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[14347] | 293 | * @param layerName the name of the new layer, must be either non-blank or non-present
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| 294 | * @return a new instance of {@link OsmDataLayer} constructed with the given arguments
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| 295 | * @since 14347
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| 296 | */
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[14350] | 297 | protected OsmDataLayer createNewLayer(final DataSet ds, final Optional<String> layerName) {
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[14347] | 298 | if (layerName.filter(Utils::isStripEmpty).isPresent()) {
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| 299 | throw new IllegalArgumentException("Blank layer name!");
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[13928] | 300 | }
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[14347] | 301 | return new OsmDataLayer(
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[14350] | 302 | Objects.requireNonNull(ds, "dataset parameter"),
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[14347] | 303 | layerName.orElseGet(this::generateLayerName),
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| 304 | null
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| 305 | );
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| 306 | }
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| 307 |
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| 308 | /**
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| 309 | * Convenience method for {@link #createNewLayer(DataSet, Optional)}, uses the dataset
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| 310 | * from field {@link #dataSet} and applies the settings from field {@link #settings}.
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| 311 | *
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| 312 | * @param layerName an optional layer name, must be non-blank if the [Optional] is present
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| 313 | * @return a newly constructed layer
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| 314 | * @since 14347
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| 315 | */
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| 316 | protected final OsmDataLayer createNewLayer(final Optional<String> layerName) {
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| 317 | Optional.ofNullable(settings.getDownloadPolicy())
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| 318 | .ifPresent(dataSet::setDownloadPolicy);
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| 319 | Optional.ofNullable(settings.getUploadPolicy())
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| 320 | .ifPresent(dataSet::setUploadPolicy);
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[13929] | 321 | if (dataSet.isLocked() && !settings.isLocked()) {
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| 322 | dataSet.unlock();
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| 323 | } else if (!dataSet.isLocked() && settings.isLocked()) {
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| 324 | dataSet.lock();
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| 325 | }
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[14347] | 326 | return createNewLayer(dataSet, layerName);
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[5024] | 327 | }
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[6069] | 328 |
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[14374] | 329 | protected Optional<ProjectionBounds> computeBbox(Bounds bounds) {
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[7636] | 330 | BoundingXYVisitor v = new BoundingXYVisitor();
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| 331 | if (bounds != null) {
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| 332 | v.visit(bounds);
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| 333 | } else {
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| 334 | v.computeBoundingBox(dataSet.getNodes());
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[1082] | 335 | }
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[14374] | 336 | return Optional.ofNullable(v.getBounds());
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[7816] | 337 | }
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| 338 |
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[10409] | 339 | protected OsmDataLayer addNewLayerIfRequired(String newLayerName) {
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[13434] | 340 | long numDataLayers = getNumModifiableDataLayers();
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[13928] | 341 | if (settings.isNewLayer() || numDataLayers == 0 || (numDataLayers > 1 && getEditLayer() == null)) {
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[1869] | 342 | // the user explicitly wants a new layer, we don't have any layer at all
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| 343 | // or it is not clear which layer to merge to
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[14624] | 344 | final OsmDataLayer layer = createNewLayer(Optional.ofNullable(newLayerName).filter(it -> !Utils.isStripEmpty(it)));
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[12636] | 345 | MainApplication.getLayerManager().addLayer(layer, zoomAfterDownload);
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[7636] | 346 | return layer;
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| 347 | }
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| 348 | return null;
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| 349 | }
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| 350 |
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| 351 | protected void loadData(String newLayerName, Bounds bounds) {
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[10409] | 352 | OsmDataLayer layer = addNewLayerIfRequired(newLayerName);
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[7636] | 353 | if (layer == null) {
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[13486] | 354 | layer = getEditLayer();
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| 355 | if (layer == null || !layer.isDownloadable()) {
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| 356 | layer = getFirstModifiableDataLayer();
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| 357 | }
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[13612] | 358 | Collection<OsmPrimitive> primitivesToUpdate = searchPrimitivesToUpdate(bounds, layer.getDataSet());
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[7636] | 359 | layer.mergeFrom(dataSet);
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[12630] | 360 | MapFrame map = MainApplication.getMap();
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[14374] | 361 | if (map != null && zoomAfterDownload) {
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| 362 | computeBbox(bounds).map(ViewportData::new).ifPresent(map.mapView::zoomTo);
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[8927] | 363 | }
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[11735] | 364 | if (!primitivesToUpdate.isEmpty()) {
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[12634] | 365 | MainApplication.worker.submit(new UpdatePrimitivesTask(layer, primitivesToUpdate));
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[11735] | 366 | }
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[7636] | 367 | layer.onPostDownloadFromServer();
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[1670] | 368 | }
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[1169] | 369 | }
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[11735] | 370 |
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| 371 | /**
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| 372 | * Look for primitives deleted on server (thus absent from downloaded data)
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| 373 | * but still present in existing data layer
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[11836] | 374 | * @param bounds download bounds
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[11735] | 375 | * @param ds existing data set
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| 376 | * @return the primitives to update
|
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| 377 | */
|
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[11836] | 378 | private Collection<OsmPrimitive> searchPrimitivesToUpdate(Bounds bounds, DataSet ds) {
|
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| 379 | if (bounds == null)
|
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[11849] | 380 | return Collections.emptySet();
|
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[11735] | 381 | Collection<OsmPrimitive> col = new ArrayList<>();
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[11836] | 382 | ds.searchNodes(bounds.toBBox()).stream().filter(n -> !n.isNew() && !dataSet.containsNode(n)).forEachOrdered(col::add);
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[11735] | 383 | if (!col.isEmpty()) {
|
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| 384 | Set<Way> ways = new HashSet<>();
|
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| 385 | Set<Relation> rels = new HashSet<>();
|
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| 386 | for (OsmPrimitive n : col) {
|
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| 387 | for (OsmPrimitive ref : n.getReferrers()) {
|
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| 388 | if (ref.isNew()) {
|
---|
| 389 | continue;
|
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| 390 | } else if (ref instanceof Way) {
|
---|
| 391 | ways.add((Way) ref);
|
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| 392 | } else if (ref instanceof Relation) {
|
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| 393 | rels.add((Relation) ref);
|
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| 394 | }
|
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| 395 | }
|
---|
| 396 | }
|
---|
| 397 | ways.stream().filter(w -> !dataSet.containsWay(w)).forEachOrdered(col::add);
|
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| 398 | rels.stream().filter(r -> !dataSet.containsRelation(r)).forEachOrdered(col::add);
|
---|
| 399 | }
|
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| 400 | return col;
|
---|
| 401 | }
|
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[7636] | 402 | }
|
---|
[6069] | 403 |
|
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[7636] | 404 | protected class DownloadTask extends AbstractInternalTask {
|
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| 405 | protected final OsmServerReader reader;
|
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| 406 |
|
---|
[8927] | 407 | /**
|
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| 408 | * Constructs a new {@code DownloadTask}.
|
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[13927] | 409 | * @param settings download settings
|
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[8927] | 410 | * @param reader OSM data reader
|
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| 411 | * @param progressMonitor progress monitor
|
---|
[13927] | 412 | * @since 13927
|
---|
[8927] | 413 | */
|
---|
[13927] | 414 | public DownloadTask(DownloadParams settings, OsmServerReader reader, ProgressMonitor progressMonitor) {
|
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| 415 | this(settings, reader, progressMonitor, true);
|
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[8942] | 416 | }
|
---|
| 417 |
|
---|
| 418 | /**
|
---|
| 419 | * Constructs a new {@code DownloadTask}.
|
---|
[13927] | 420 | * @param settings download settings
|
---|
[8942] | 421 | * @param reader OSM data reader
|
---|
| 422 | * @param progressMonitor progress monitor
|
---|
| 423 | * @param zoomAfterDownload If true, the map view will zoom to download area after download
|
---|
[13927] | 424 | * @since 13927
|
---|
[8942] | 425 | */
|
---|
[13927] | 426 | public DownloadTask(DownloadParams settings, OsmServerReader reader, ProgressMonitor progressMonitor, boolean zoomAfterDownload) {
|
---|
| 427 | super(settings, tr("Downloading data"), progressMonitor, false, zoomAfterDownload);
|
---|
[7636] | 428 | this.reader = reader;
|
---|
| 429 | }
|
---|
| 430 |
|
---|
| 431 | protected DataSet parseDataSet() throws OsmTransferException {
|
---|
| 432 | return reader.parseOsm(progressMonitor.createSubTaskMonitor(ProgressMonitor.ALL_TICKS, false));
|
---|
| 433 | }
|
---|
| 434 |
|
---|
| 435 | @Override
|
---|
| 436 | public void realRun() throws IOException, SAXException, OsmTransferException {
|
---|
| 437 | try {
|
---|
| 438 | if (isCanceled())
|
---|
| 439 | return;
|
---|
| 440 | dataSet = parseDataSet();
|
---|
[10212] | 441 | } catch (OsmTransferException e) {
|
---|
[7636] | 442 | if (isCanceled()) {
|
---|
[12620] | 443 | Logging.info(tr("Ignoring exception because download has been canceled. Exception was: {0}", e.toString()));
|
---|
[7636] | 444 | return;
|
---|
| 445 | }
|
---|
| 446 | if (e instanceof OsmTransferCanceledException) {
|
---|
| 447 | setCanceled(true);
|
---|
| 448 | return;
|
---|
[10212] | 449 | } else {
|
---|
[7636] | 450 | rememberException(e);
|
---|
| 451 | }
|
---|
| 452 | DownloadOsmTask.this.setFailed(true);
|
---|
[4530] | 453 | }
|
---|
| 454 | }
|
---|
[175] | 455 |
|
---|
[7636] | 456 | @Override
|
---|
| 457 | protected void finish() {
|
---|
| 458 | if (isFailed() || isCanceled())
|
---|
| 459 | return;
|
---|
| 460 | if (dataSet == null)
|
---|
| 461 | return; // user canceled download or error occurred
|
---|
| 462 | if (dataSet.allPrimitives().isEmpty()) {
|
---|
[8927] | 463 | if (warnAboutEmptyArea) {
|
---|
| 464 | rememberErrorMessage(tr("No data found in this area."));
|
---|
| 465 | }
|
---|
[14219] | 466 | String remark = dataSet.getRemark();
|
---|
| 467 | if (remark != null && !remark.isEmpty()) {
|
---|
| 468 | rememberErrorMessage(remark);
|
---|
| 469 | }
|
---|
[8540] | 470 | // need to synthesize a download bounds lest the visual indication of downloaded area doesn't work
|
---|
[11627] | 471 | dataSet.addDataSource(new DataSource(currentBounds != null ? currentBounds :
|
---|
[9214] | 472 | new Bounds(LatLon.ZERO), "OpenStreetMap server"));
|
---|
[7636] | 473 | }
|
---|
| 474 |
|
---|
| 475 | rememberDownloadedData(dataSet);
|
---|
| 476 | loadData(newLayerName, currentBounds);
|
---|
| 477 | }
|
---|
| 478 |
|
---|
| 479 | @Override
|
---|
| 480 | protected void cancel() {
|
---|
[2322] | 481 | setCanceled(true);
|
---|
[1670] | 482 | if (reader != null) {
|
---|
[1169] | 483 | reader.cancel();
|
---|
[1670] | 484 | }
|
---|
[1169] | 485 | }
|
---|
| 486 | }
|
---|
[5691] | 487 |
|
---|
| 488 | @Override
|
---|
| 489 | public String getConfirmationMessage(URL url) {
|
---|
| 490 | if (url != null) {
|
---|
| 491 | String urlString = url.toExternalForm();
|
---|
[12679] | 492 | if (urlString.matches(OsmUrlPattern.OSM_API_URL.pattern())) {
|
---|
[5691] | 493 | // TODO: proper i18n after stabilization
|
---|
[7005] | 494 | Collection<String> items = new ArrayList<>();
|
---|
[8846] | 495 | items.add(tr("OSM Server URL:") + ' ' + url.getHost());
|
---|
[6524] | 496 | items.add(tr("Command")+": "+url.getPath());
|
---|
[5691] | 497 | if (url.getQuery() != null) {
|
---|
[6524] | 498 | items.add(tr("Request details: {0}", url.getQuery().replaceAll(",\\s*", ", ")));
|
---|
[5691] | 499 | }
|
---|
[6524] | 500 | return Utils.joinAsHtmlUnorderedList(items);
|
---|
[5691] | 501 | }
|
---|
| 502 | // TODO: other APIs
|
---|
| 503 | }
|
---|
| 504 | return null;
|
---|
| 505 | }
|
---|
[175] | 506 | }
|
---|