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authorAnton Tananaev <anton.tananaev@gmail.com>2020-08-16 17:47:16 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2020-08-16 17:47:16 -0700
commit9d523680556de75b59c5c7ad52a38df68ac67434 (patch)
treefd56974c548356d19cab69c51c656bb4e0ad8a17 /src/main/java/org/traccar
parent0d73e71a2b5a37192ebeddbf2af1115f4074e35c (diff)
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Implement Icomera Moovbox protocol
Diffstat (limited to 'src/main/java/org/traccar')
-rw-r--r--src/main/java/org/traccar/protocol/MoovboxProtocol.java39
-rw-r--r--src/main/java/org/traccar/protocol/MoovboxProtocolDecoder.java106
2 files changed, 145 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/MoovboxProtocol.java b/src/main/java/org/traccar/protocol/MoovboxProtocol.java
new file mode 100644
index 000000000..7b554266f
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/MoovboxProtocol.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020 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.protocol;
+
+import io.netty.handler.codec.http.HttpObjectAggregator;
+import io.netty.handler.codec.http.HttpRequestDecoder;
+import io.netty.handler.codec.http.HttpResponseEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class MoovboxProtocol extends BaseProtocol {
+
+ public MoovboxProtocol() {
+ addServer(new TrackerServer(false, getName()) {
+ @Override
+ protected void addProtocolHandlers(PipelineBuilder pipeline) {
+ pipeline.addLast(new HttpResponseEncoder());
+ pipeline.addLast(new HttpRequestDecoder());
+ pipeline.addLast(new HttpObjectAggregator(65535));
+ pipeline.addLast(new MoovboxProtocolDecoder(MoovboxProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/MoovboxProtocolDecoder.java b/src/main/java/org/traccar/protocol/MoovboxProtocolDecoder.java
new file mode 100644
index 000000000..1c8cde8a2
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/MoovboxProtocolDecoder.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2020 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.protocol;
+
+import com.fasterxml.jackson.databind.util.ByteBufferBackedInputStream;
+import io.netty.channel.Channel;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.HttpResponseStatus;
+import org.traccar.BaseHttpProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.model.Position;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathExpression;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPathFactory;
+import java.net.SocketAddress;
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.List;
+
+public class MoovboxProtocolDecoder extends BaseHttpProtocolDecoder {
+
+ private final DocumentBuilder documentBuilder;
+ private final XPath xPath;
+ private final XPathExpression messageExpression;
+
+ public MoovboxProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ try {
+ DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
+ builderFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
+ builderFactory.setFeature("http://xml.org/sax/features/external-general-entities", false);
+ builderFactory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
+ builderFactory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
+ builderFactory.setXIncludeAware(false);
+ builderFactory.setExpandEntityReferences(false);
+ documentBuilder = builderFactory.newDocumentBuilder();
+ xPath = XPathFactory.newInstance().newXPath();
+ messageExpression = xPath.compile("//gps/coordinates/coordinate");
+ } catch (ParserConfigurationException | XPathExpressionException e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ FullHttpRequest request = (FullHttpRequest) msg;
+
+ Document document = documentBuilder.parse(new ByteBufferBackedInputStream(request.content().nioBuffer()));
+
+ String id = document.getDocumentElement().getAttribute("id");
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, id);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ NodeList nodes = (NodeList) messageExpression.evaluate(document, XPathConstants.NODESET);
+ List<Position> positions = new LinkedList<>();
+
+ for (int i = 0; i < nodes.getLength(); i++) {
+ Node node = nodes.item(i);
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setValid(true);
+ position.setTime(new Date(Long.parseLong(xPath.evaluate("time", node)) * 1000));
+ position.setLatitude(Double.parseDouble(xPath.evaluate("latitude", node)));
+ position.setLongitude(Double.parseDouble(xPath.evaluate("longitude", node)));
+ position.setAltitude(Double.parseDouble(xPath.evaluate("altitude", node)));
+ position.setSpeed(Double.parseDouble(xPath.evaluate("speed", node)));
+
+ position.set(Position.KEY_SATELLITES, Integer.parseInt(xPath.evaluate("satellites", node)));
+
+ positions.add(position);
+ }
+
+ sendResponse(channel, HttpResponseStatus.OK);
+ return positions;
+ }
+
+}