1 files changed, 128 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java b/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java
new file mode 100644
index 000000000..b85ae2656
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright 2013 - 2018 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.buffer.ByteBuf;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+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.nio.charset.StandardCharsets;
+import java.util.Date;
+import java.util.regex.Pattern;
+
+public class WondexProtocolDecoder extends BaseProtocolDecoder {
+
+    public WondexProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .number("[^d]*")                     // header
+            .number("(d+),")                     // device identifier
+            .number("(dddd)(dd)(dd)")            // date (yyyymmdd)
+            .number("(dd)(dd)(dd),")             // time (hhmmss)
+            .number("(-?d+.d+),")                // longitude
+            .number("(-?d+.d+),")                // latitude
+            .number("(d+),")                     // speed
+            .number("(d+),")                     // course
+            .number("(-?d+.?d*),")               // altitude
+            .number("(d+),")                     // satellites
+            .number("(d+),?")                    // event
+            .number("(d+.d+)V,").optional()      // battery
+            .number("(d+.d+)?,?")                // odometer
+            .number("(d+)?,?")                   // input
+            .number("(d+.d+)?,?")                // adc1
+            .number("(d+.d+)?,?")                // adc2
+            .number("(d+)?")                     // output
+            .any()
+            .compile();
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        ByteBuf buf = (ByteBuf) msg;
+
+        if (buf.getUnsignedByte(0) == 0xD0) {
+
+            long deviceId = ((Long.reverseBytes(buf.getLong(0))) >> 32) & 0xFFFFFFFFL;
+            getDeviceSession(channel, remoteAddress, String.valueOf(deviceId));
+
+            return null;
+        } else if (buf.toString(StandardCharsets.US_ASCII).startsWith("$OK:")
+                || buf.toString(StandardCharsets.US_ASCII).startsWith("$ERR:")
+                || buf.toString(StandardCharsets.US_ASCII).startsWith("$MSG:")) {
+
+            DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+
+            Position position = new Position(getProtocolName());
+            position.setDeviceId(deviceSession.getDeviceId());
+            getLastLocation(position, new Date());
+            position.set(Position.KEY_RESULT, buf.toString(StandardCharsets.US_ASCII));
+
+            return position;
+
+        } else {
+
+            Parser parser = new Parser(PATTERN, buf.toString(StandardCharsets.US_ASCII));
+            if (!parser.matches()) {
+                return null;
+            }
+
+            Position position = new Position(getProtocolName());
+
+            DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+            if (deviceSession == null) {
+                return null;
+            }
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            position.setTime(parser.nextDateTime());
+
+            position.setLongitude(parser.nextDouble(0));
+            position.setLatitude(parser.nextDouble(0));
+            position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble(0)));
+            position.setCourse(parser.nextDouble(0));
+            position.setAltitude(parser.nextDouble(0));
+
+            int satellites = parser.nextInt(0);
+            position.setValid(satellites != 0);
+            position.set(Position.KEY_SATELLITES, satellites);
+
+            position.set(Position.KEY_EVENT, parser.next());
+            position.set(Position.KEY_BATTERY, parser.nextDouble());
+            if (parser.hasNext()) {
+                position.set(Position.KEY_ODOMETER, parser.nextDouble(0) * 1000);
+            }
+            position.set(Position.KEY_INPUT, parser.next());
+            position.set(Position.PREFIX_ADC + 1, parser.next());
+            position.set(Position.PREFIX_ADC + 2, parser.next());
+            position.set(Position.KEY_OUTPUT, parser.next());
+
+            return position;
+
+        }
+
+    }
+
+}