Implement Mobilogix protocol

1 files changed, 104 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/protocol/MobilogixProtocolDecoder.java b/src/main/java/org/traccar/protocol/MobilogixProtocolDecoder.java
new file mode 100644
index 000000000..4df1f0bb6
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/MobilogixProtocolDecoder.java
@@ -0,0 +1,104 @@
+/*
+ * 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class MobilogixProtocolDecoder extends BaseProtocolDecoder {
+
+    public MobilogixProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text("[")
+            .number("(dddd)-(dd)-(dd) ")         // date (yyyymmdd)
+            .number("(dd):(dd):(dd),")           // time (hhmmss)
+            .number("Td,")                       // type
+            .number("d+,")                       // device type
+            .expression("[^,]+,")                // protocol version
+            .expression("([^,]+),")              // serial number
+            .number("(xx),")                     // status
+            .number("(d+.d+),")                  // battery
+            .number("(-?d+.d+),")                // latitude
+            .number("(-?d+.d+),")                // longitude
+            .number("(d+.d+),")                  // speed
+            .number("(d+.d+)")                   // course
+            .any()
+            .compile();
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        String sentence = (String) msg;
+        String type = sentence.substring(21, 21 + 2);
+
+        if (channel != null) {
+            String time = sentence.substring(1, 20);
+            String response;
+            if (type.equals("T1")) {
+                response = String.format("[%s,S1,1]\r\n", time);
+            } else {
+                response = String.format("[%s,S%c]\r\n", time, type.charAt(1));
+            }
+            channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+        }
+
+        Parser parser = new Parser(PATTERN, (String) msg);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        Position position = new Position(getProtocolName());
+
+        position.setTime(parser.nextDateTime());
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        if (deviceSession == null) {
+            return null;
+        }
+        position.setDeviceId(deviceSession.getDeviceId());
+
+        int status = parser.nextHexInt();
+        position.set(Position.KEY_IGNITION, BitUtil.check(status, 2));
+        position.set(Position.KEY_MOTION, BitUtil.check(status, 3));
+        position.set(Position.KEY_STATUS, status);
+
+        position.set(Position.KEY_BATTERY, parser.nextDouble());
+
+        position.setValid(true);
+        position.setLatitude(parser.nextDouble());
+        position.setLongitude(parser.nextDouble());
+        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+        position.setCourse(parser.nextDouble());
+
+        return position;
+    }
+
+}