1 | package org.openstreetmap.josm.io.remotecontrol.handler;
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2 |
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3 | import static org.openstreetmap.josm.tools.I18n.tr;
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4 |
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5 | import java.util.LinkedList;
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6 | import java.util.List;
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7 | import org.openstreetmap.josm.Main;
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8 | import org.openstreetmap.josm.actions.DownloadPrimitiveAction;
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9 | import org.openstreetmap.josm.data.osm.PrimitiveId;
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10 | import org.openstreetmap.josm.data.osm.SimplePrimitiveId;
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11 | import org.openstreetmap.josm.gui.util.GuiHelper;
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12 | import org.openstreetmap.josm.io.remotecontrol.PermissionPrefWithDefault;
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13 |
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14 | /**
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15 | * Loads OSM primitives using their ID
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16 | * similar to the "Download object" dialog (@see DownloadPrimitiveAction}.
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17 | * For instance, {@code /load_object?objects=n1,w2,r3[&new_layer=false&relation_members=true]}.
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18 | */
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19 | public class LoadObjectHandler extends RequestHandler {
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20 |
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21 | /**
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22 | * The remote control command name used to load objects using their ID.
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23 | */
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24 | public static final String command = "load_object";
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25 |
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26 | private final List<PrimitiveId> ps = new LinkedList<PrimitiveId>();
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27 |
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28 | @Override
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29 | public String[] getMandatoryParams() {
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30 | return new String[]{"objects"};
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31 | }
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32 |
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33 | @Override
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34 | protected void handleRequest() throws RequestHandlerErrorException, RequestHandlerBadRequestException {
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35 | if (!PermissionPrefWithDefault.LOAD_DATA.isAllowed()) {
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36 | System.out.println("RemoteControl: download forbidden by preferences");
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37 | }
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38 | if (!ps.isEmpty()) {
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39 | final boolean newLayer = isLoadInNewLayer();
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40 | final boolean relationMembers = Boolean.parseBoolean(args.get("relation_members"));
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41 | GuiHelper.runInEDTAndWait(new Runnable() {
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42 | @Override public void run() {
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43 | DownloadPrimitiveAction.processItems(newLayer, ps, true, relationMembers);
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44 | }
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45 | });
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46 | GuiHelper.executeByMainWorkerInEDT(new Runnable() {
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47 | @Override
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48 | public void run() {
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49 | Main.main.getCurrentDataSet().setSelected(ps);
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50 | LoadAndZoomHandler.addTags(args);
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51 | ps.clear();
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52 | }
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53 | });
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54 | }
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55 | }
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56 |
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57 | @Override
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58 | public String getPermissionMessage() {
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59 | return tr("Remote Control has been asked to load objects (specified by their id) from the API.");
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60 | }
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61 |
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62 | @Override
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63 | public PermissionPrefWithDefault getPermissionPref() {
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64 | return PermissionPrefWithDefault.LOAD_DATA;
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65 | }
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66 |
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67 | @Override
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68 | protected void validateRequest() throws RequestHandlerBadRequestException {
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69 | ps.clear();
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70 | for (String i : args.get("objects").split(",\\s*")) {
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71 | try {
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72 | ps.add(SimplePrimitiveId.fromString(i));
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73 | } catch (IllegalArgumentException e) {
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74 | System.out.println("RemoteControl: invalid selection '"+i+"' ignored");
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75 | }
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76 | }
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77 | }
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78 | }
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