Implement DMT HTTP JSON protocol

4 files changed, 210 insertions, 0 deletions

diff --git a/setup/default.xml b/setup/default.xml
index e80c516dd..eed2584bd 100644
--- a/setup/default.xml
+++ b/setup/default.xml
@@ -509,5 +509,6 @@
     <entry key='starlink.port'>5136</entry>
     <entry key='dmt.port'>5137</entry>
     <entry key='xt2400.port'>5138</entry>
+    <entry key='dmthttp.port'>5139</entry>
 
 </properties>
diff --git a/src/org/traccar/protocol/DmtHttpProtocol.java b/src/org/traccar/protocol/DmtHttpProtocol.java
new file mode 100644
index 000000000..da8f43bbd
--- /dev/null
+++ b/src/org/traccar/protocol/DmtHttpProtocol.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2017 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 org.jboss.netty.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.jboss.netty.handler.codec.http.HttpRequestDecoder;
+import org.jboss.netty.handler.codec.http.HttpResponseEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.TrackerServer;
+
+import java.util.List;
+
+public class DmtHttpProtocol extends BaseProtocol {
+
+    public DmtHttpProtocol() {
+        super("dmthttp");
+    }
+
+    @Override
+    public void initTrackerServers(List<TrackerServer> serverList) {
+        serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
+            @Override
+            protected void addSpecificHandlers(ChannelPipeline pipeline) {
+                pipeline.addLast("httpEncoder", new HttpResponseEncoder());
+                pipeline.addLast("httpDecoder", new HttpRequestDecoder());
+                pipeline.addLast("objectDecoder", new DmtHttpProtocolDecoder(DmtHttpProtocol.this));
+            }
+        });
+    }
+
+}
diff --git a/src/org/traccar/protocol/DmtHttpProtocolDecoder.java b/src/org/traccar/protocol/DmtHttpProtocolDecoder.java
new file mode 100644
index 000000000..4592bdd55
--- /dev/null
+++ b/src/org/traccar/protocol/DmtHttpProtocolDecoder.java
@@ -0,0 +1,145 @@
+/*
+ * Copyright 2017 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 org.jboss.netty.channel.Channel;
+import org.jboss.netty.handler.codec.http.DefaultHttpResponse;
+import org.jboss.netty.handler.codec.http.HttpHeaders;
+import org.jboss.netty.handler.codec.http.HttpRequest;
+import org.jboss.netty.handler.codec.http.HttpResponse;
+import org.jboss.netty.handler.codec.http.HttpResponseStatus;
+import org.jboss.netty.handler.codec.http.HttpVersion;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import javax.json.Json;
+import javax.json.JsonArray;
+import javax.json.JsonObject;
+import java.io.StringReader;
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.TimeZone;
+
+public class DmtHttpProtocolDecoder extends BaseProtocolDecoder {
+
+    public DmtHttpProtocolDecoder(DmtHttpProtocol protocol) {
+        super(protocol);
+    }
+
+    private void sendResponse(Channel channel, HttpResponseStatus status) {
+        if (channel != null) {
+            HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, status);
+            response.headers().add(HttpHeaders.Names.CONTENT_LENGTH, 0);
+            channel.write(response);
+        }
+    }
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        HttpRequest request = (HttpRequest) msg;
+        JsonObject root = Json.createReader(
+                new StringReader(request.getContent().toString(StandardCharsets.US_ASCII))).readObject();
+
+        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, root.getString("IMEI"));
+        if (deviceSession == null) {
+            sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+            return null;
+        }
+
+        List<Position> positions = new LinkedList<>();
+
+        JsonArray records = root.getJsonArray("Records");
+
+        for (int i = 0; i < records.size(); i++) {
+            Position position = new Position();
+            position.setProtocol(getProtocolName());
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            JsonObject record = records.getJsonObject(i);
+
+            position.set(Position.KEY_INDEX, record.getInt("SeqNo"));
+            position.set(Position.KEY_EVENT, record.getInt("Reason"));
+
+            position.setDeviceTime(dateFormat.parse(record.getString("DateUTC")));
+
+            JsonArray fields = record.getJsonArray("Fields");
+
+            for (int j = 0; j < fields.size(); j++) {
+                JsonObject field = fields.getJsonObject(j);
+                switch (field.getInt("FType")) {
+                    case 0:
+                        position.setFixTime(dateFormat.parse(field.getString("GpsUTC")));
+                        position.setLatitude(field.getJsonNumber("Lat").doubleValue());
+                        position.setLatitude(field.getJsonNumber("Long").doubleValue());
+                        position.setAltitude(field.getInt("Alt"));
+                        position.setSpeed(UnitsConverter.knotsFromCps(field.getInt("Spd")));
+                        position.setCourse(field.getInt("Head"));
+                        position.setAccuracy(field.getInt("PosAcc"));
+                        position.setValid(field.getInt("GpsStat") > 0);
+                        break;
+                    case 2:
+                        int input = field.getInt("DIn");
+                        int output = field.getInt("DOut");
+
+                        position.set(Position.KEY_IGNITION, BitUtil.check(input, 0));
+
+                        position.set(Position.KEY_INPUT, input);
+                        position.set(Position.KEY_OUTPUT, output);
+                        position.set(Position.KEY_STATUS, field.getInt("DevStat"));
+                        break;
+                    case 6:
+                        JsonObject adc = field.getJsonObject("AnalogueData");
+                        if (adc.containsKey("1")) {
+                            position.set(Position.KEY_BATTERY, adc.getInt("1") * 0.001);
+                        }
+                        if (adc.containsKey("2")) {
+                            position.set(Position.KEY_POWER, adc.getInt("2") * 0.01);
+                        }
+                        if (adc.containsKey("3")) {
+                            position.set(Position.KEY_DEVICE_TEMP, adc.getInt("3") * 0.01);
+                        }
+                        if (adc.containsKey("4")) {
+                            position.set(Position.KEY_RSSI, adc.getInt("4"));
+                        }
+                        if (adc.containsKey("5")) {
+                            position.set("solarPower", adc.getInt("5") * 0.001);
+                        }
+                        break;
+                    default:
+                        break;
+                }
+            }
+
+            positions.add(position);
+        }
+
+        sendResponse(channel, HttpResponseStatus.OK);
+        return positions;
+    }
+
+}
diff --git a/test/org/traccar/protocol/DmtHttpProtocolDecoderTest.java b/test/org/traccar/protocol/DmtHttpProtocolDecoderTest.java
new file mode 100644
index 000000000..e7fd086a7
--- /dev/null
+++ b/test/org/traccar/protocol/DmtHttpProtocolDecoderTest.java
@@ -0,0 +1,19 @@
+package org.traccar.protocol;
+
+import org.jboss.netty.handler.codec.http.HttpMethod;
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class DmtHttpProtocolDecoderTest extends ProtocolTest {
+
+    @Test
+    public void testDecode() throws Exception {
+
+        DmtHttpProtocolDecoder decoder = new DmtHttpProtocolDecoder(new DmtHttpProtocol());
+
+        verifyPositions(decoder, request(HttpMethod.POST, "/",
+                buffer("{\"SerNo\":131693,\"IMEI\":\"356692063643328\",\"ICCID\":\"8944538523010771676\",\"ProdId\":33,\"FW\":\"33.4.1.27\",\"Records\":[{\"SeqNo\":125,\"Reason\":11,\"DateUTC\":\"2017-05-11 05:58:44\",\"Fields\":[{\"GpsUTC\":\"2017-05-08 18:04:57\",\"Lat\":43.7370138,\"Long\":-79.3462607,\"Alt\":197,\"Spd\":0,\"SpdAcc\":13,\"Head\":66,\"PDOP\":18,\"PosAcc\":37,\"GpsStat\":7,\"FType\":0},{\"DIn\":2,\"DOut\":0,\"DevStat\":2,\"FType\":2},{\"AnalogueData\":{\"1\":14641,\"3\":2484,\"4\":26,\"5\":10868},\"FType\":6},{\"AnalogueData\":{\"11\":34,\"12\":0,\"13\":309,\"14\":9921,\"15\":3},\"FType\":7}]},{\"SeqNo\":128,\"Reason\":11,\"DateUTC\":\"2017-05-11 17:59:45\",\"Fields\":[{\"GpsUTC\":\"2017-05-08 18:04:57\",\"Lat\":43.7370138,\"Long\":-79.3462607,\"Alt\":197,\"Spd\":0,\"SpdAcc\":13,\"Head\":66,\"PDOP\":18,\"PosAcc\":37,\"GpsStat\":7,\"FType\":0},{\"DIn\":2,\"DOut\":0,\"DevStat\":2,\"FType\":2},{\"AnalogueData\":{\"1\":14607,\"3\":2752,\"4\":26,\"5\":11062},\"FType\":6},{\"AnalogueData\":{\"11\":34,\"12\":1,\"13\":325,\"14\":10881,\"15\":3},\"FType\":7}]},{\"SeqNo\":130,\"Reason\":9,\"DateUTC\":\"2017-05-11 19:30:03\",\"Fields\":[{\"GpsUTC\":\"2017-05-08 18:04:57\",\"Lat\":43.7370138,\"Long\":-79.3462607,\"Alt\":197,\"Spd\":0,\"SpdAcc\":13,\"Head\":66,\"PDOP\":18,\"PosAcc\":37,\"GpsStat\":3,\"FType\":0},{\"DIn\":6,\"DOut\":0,\"DevStat\":2,\"FType\":2},{\"AnalogueData\":{\"1\":14599,\"3\":2731,\"4\":27,\"5\":10965},\"FType\":6},{\"AnalogueData\":{\"11\":34,\"12\":2,\"13\":329,\"14\":11121,\"15\":3},\"FType\":7}]},{\"SeqNo\":131,\"Reason\":11,\"DateUTC\":\"2017-05-11 19:32:03\",\"Fields\":[{\"GpsUTC\":\"2017-05-08 18:04:57\",\"Lat\":43.7370138,\"Long\":-79.3462607,\"Alt\":197,\"Spd\":0,\"SpdAcc\":13,\"Head\":66,\"PDOP\":18,\"PosAcc\":37,\"GpsStat\":7,\"FType\":0},{\"DIn\":6,\"DOut\":0,\"DevStat\":2,\"FType\":2},{\"AnalogueData\":{\"1\":14403,\"3\":2783,\"4\":27,\"5\":10965},\"FType\":6},{\"AnalogueData\":{\"11\":34,\"12\":2,\"13\":330,\"14\":11181,\"15\":3},\"FType\":7}]},{\"SeqNo\":133,\"Reason\":11,\"DateUTC\":\"2017-05-11 19:36:15\",\"Fields\":[{\"GpsUTC\":\"2017-05-08 18:04:57\",\"Lat\":43.7370138,\"Long\":-79.3462607,\"Alt\":197,\"Spd\":0,\"SpdAcc\":13,\"Head\":66,\"PDOP\":18,\"PosAcc\":37,\"GpsStat\":7,\"FType\":0},{\"DIn\":6,\"DOut\":0,\"DevStat\":2,\"FType\":2},{\"AnalogueData\":{\"1\":14319,\"3\":2898,\"4\":23,\"5\":10965},\"FType\":6},{\"AnalogueData\":{\"11\":34,\"12\":3,\"13\":331,\"14\":11241,\"15\":3},\"FType\":7}]}]}")));
+
+    }
+
+}