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-rw-r--r--src/main/java/org/traccar/api/resource/PositionResource.java21
-rw-r--r--src/main/java/org/traccar/reports/KmlExportProvider.java80
2 files changed, 101 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/api/resource/PositionResource.java b/src/main/java/org/traccar/api/resource/PositionResource.java
index cac64feb1..28f8eb600 100644
--- a/src/main/java/org/traccar/api/resource/PositionResource.java
+++ b/src/main/java/org/traccar/api/resource/PositionResource.java
@@ -20,17 +20,22 @@ import org.traccar.helper.model.PositionUtil;
import org.traccar.model.Device;
import org.traccar.model.Position;
import org.traccar.model.UserRestrictions;
+import org.traccar.reports.KmlExportProvider;
import org.traccar.storage.StorageException;
import org.traccar.storage.query.Columns;
import org.traccar.storage.query.Condition;
import org.traccar.storage.query.Request;
+import javax.inject.Inject;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
@@ -41,6 +46,9 @@ import java.util.List;
@Consumes(MediaType.APPLICATION_JSON)
public class PositionResource extends BaseResource {
+ @Inject
+ private KmlExportProvider kmlExportProvider;
+
@GET
public Collection<Position> getJson(
@QueryParam("deviceId") long deviceId, @QueryParam("id") List<Long> positionIds,
@@ -69,4 +77,17 @@ public class PositionResource extends BaseResource {
}
}
+ @Path("kml")
+ @GET
+ @Produces("application/vnd.google-earth.kml+xml")
+ public Response getKml(
+ @QueryParam("deviceId") long deviceId,
+ @QueryParam("from") Date from, @QueryParam("to") Date to) throws StorageException {
+ permissionsService.checkPermission(Device.class, getUserId(), deviceId);
+ ByteArrayOutputStream stream = new ByteArrayOutputStream();
+ kmlExportProvider.generateKml(stream, deviceId, from, to);
+ return Response.ok(stream.toByteArray())
+ .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=positions.kml").build();
+ }
+
}
diff --git a/src/main/java/org/traccar/reports/KmlExportProvider.java b/src/main/java/org/traccar/reports/KmlExportProvider.java
new file mode 100644
index 000000000..977897833
--- /dev/null
+++ b/src/main/java/org/traccar/reports/KmlExportProvider.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2022 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.reports;
+
+import org.traccar.helper.model.PositionUtil;
+import org.traccar.model.Device;
+import org.traccar.storage.Storage;
+import org.traccar.storage.StorageException;
+import org.traccar.storage.query.Columns;
+import org.traccar.storage.query.Condition;
+import org.traccar.storage.query.Request;
+
+import javax.inject.Inject;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.stream.Collectors;
+
+public class KmlExportProvider {
+
+ private final Storage storage;
+
+ @Inject
+ public KmlExportProvider(Storage storage) {
+ this.storage = storage;
+ }
+
+ public void generateKml(
+ OutputStream outputStream, long deviceId, Date from, Date to) throws StorageException {
+
+ var device = storage.getObject(Device.class, new Request(
+ new Columns.All(), new Condition.Equals("id", "id", deviceId)));
+ var positions = PositionUtil.getPositions(storage, deviceId, from, to);
+
+ var dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm");
+
+ try (PrintWriter writer = new PrintWriter(outputStream)) {
+ writer.print("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+ writer.print("<kml xmlns=\"http://www.opengis.net/kml/2.2\">");
+ writer.print("<Document>");
+ writer.print("<name>");
+ writer.print(device.getName());
+ writer.print("</name>");
+ writer.print("<Placemark>");
+ writer.print("<name>");
+ writer.print(dateFormat.format(from));
+ writer.print(" - ");
+ writer.print(dateFormat.format(to));
+ writer.print("</name>");
+ writer.print("<LineString>");
+ writer.print("<extrude>1</extrude>");
+ writer.print("<tessellate>1</tessellate>");
+ writer.print("<altitudeMode>absolute</altitudeMode>");
+ writer.print("<coordinates>");
+ writer.print(positions.stream()
+ .map((p -> String.format("%f,%f,%f", p.getLongitude(), p.getLatitude(), p.getAltitude())))
+ .collect(Collectors.joining(" ")));
+ writer.print("</coordinates>");
+ writer.print("</LineString>");
+ writer.print("</Placemark>");
+ writer.print("</Document>");
+ writer.print("</kml>");
+ }
+ }
+
+}