// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.actions.upload;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.util.AbstractMap;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.command.ChangePropertyCommand;
import org.openstreetmap.josm.command.SequenceCommand;
import org.openstreetmap.josm.data.APIDataSet;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
/**
* Removes discardable tags such as created_by from all modified objects before upload
*/
public class DiscardTagsHook implements UploadHook {
@Override
public boolean checkUpload(APIDataSet apiDataSet) {
List<OsmPrimitive> objectsToUpload = apiDataSet.getPrimitives();
Collection<String> discardableKeys = new HashSet<>(OsmPrimitive.getDiscardableKeys());
boolean needsChange = false;
OUTER: for (OsmPrimitive osm : objectsToUpload) {
for (String key : osm.keySet()) {
if (discardableKeys.contains(key)) {
needsChange = true;
break OUTER;
}
}
}
if (needsChange) {
AbstractMap<String, String> map = new HashMap<>();
for (String key : discardableKeys) {
map.put(key, null);
}
SequenceCommand removeKeys = new SequenceCommand(tr("Removed obsolete tags"),
new ChangePropertyCommand(objectsToUpload, map));
Main.main.undoRedo.add(removeKeys);
}
return true;
}
}