Implement RST protocol

1 files changed, 115 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/protocol/RstProtocolDecoder.java b/src/main/java/org/traccar/protocol/RstProtocolDecoder.java
new file mode 100644
index 000000000..db2c35c3f
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/RstProtocolDecoder.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2019 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.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.util.regex.Pattern;
+
+public class RstProtocolDecoder extends BaseProtocolDecoder {
+
+    public RstProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text("RST;")
+            .expression("[AL];")
+            .expression("[^,]+;")                // model
+            .expression(".{5};")                 // firmware
+            .number("(d{9});")                   // serial number
+            .number("d+;")                       // index
+            .number("d+;")                       // type
+            .number("(dd)-(dd)-(dddd) ")         // event date
+            .number("(dd):(dd):(dd);")           // event time
+            .number("(dd)-(dd)-(dddd) ")         // fix date
+            .number("(dd):(dd):(dd);")           // fix time
+            .number("(-?d+.d+);")                // longitude
+            .number("(-?d+.d+);")                // latitude
+            .number("(d+);")                     // speed
+            .number("(d+);")                     // course
+            .number("(-?d+);")                   // altitude
+            .number("([01]);")                   // valid
+            .number("(d+);")                     // satellites
+            .number("(d+);")                     // hdop
+            .number("(xx);")                     // inputs 1
+            .number("(xx);")                     // inputs 2
+            .number("(xx);")                     // inputs 3
+            .number("(xx);")                     // outputs 1
+            .number("(xx);")                     // outputs 2
+            .number("(d+.d+);")                  // power
+            .number("(d+.d+);")                  // battery
+            .number("(d+);")                     // odometer
+            .number("(d+);")                     // rssi
+            .number("(xx);")                     // temperature
+            .number("x{4};")                     // sensors
+            .number("(xx);")                     // status 1
+            .number("(xx);")                     // status 2
+            .any()
+            .compile();
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        Parser parser = new Parser(PATTERN, (String) msg);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        if (deviceSession == null) {
+            return null;
+        }
+
+        Position position = new Position(getProtocolName());
+        position.setDeviceId(deviceSession.getDeviceId());
+
+        position.setDeviceTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
+        position.setFixTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
+        position.setLongitude(parser.nextDouble());
+        position.setLatitude(parser.nextDouble());
+        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+        position.setCourse(parser.nextInt());
+        position.setAltitude(parser.nextInt());
+        position.setValid(parser.nextInt() > 0);
+
+        position.set(Position.KEY_SATELLITES, parser.nextInt());
+        position.set(Position.KEY_HDOP, parser.nextInt());
+        position.set(Position.PREFIX_IN + 1, parser.nextHexInt());
+        position.set(Position.PREFIX_IN + 2, parser.nextHexInt());
+        position.set(Position.PREFIX_IN + 3, parser.nextHexInt());
+        position.set(Position.PREFIX_OUT + 1, parser.nextHexInt());
+        position.set(Position.PREFIX_OUT + 2, parser.nextHexInt());
+        position.set(Position.KEY_POWER, parser.nextDouble());
+        position.set(Position.KEY_BATTERY, parser.nextDouble());
+        position.set(Position.KEY_ODOMETER, parser.nextInt());
+        position.set(Position.KEY_RSSI, parser.nextInt());
+        position.set(Position.PREFIX_TEMP + 1, (int) parser.nextHexInt().byteValue());
+        position.set(Position.KEY_STATUS, parser.nextHexInt() << 8 + parser.nextHexInt());
+
+        return position;
+    }
+
+}