From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 31 Mar 2019 22:35:39 -0700
Subject: Convert project to gradle

---
 .../traccar/protocol/EasyTrackProtocolDecoder.java | 138 +++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 src/main/java/org/traccar/protocol/EasyTrackProtocolDecoder.java

(limited to 'src/main/java/org/traccar/protocol/EasyTrackProtocolDecoder.java')

diff --git a/src/main/java/org/traccar/protocol/EasyTrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/EasyTrackProtocolDecoder.java
new file mode 100644
index 000000000..2ddb24f5c
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/EasyTrackProtocolDecoder.java
@@ -0,0 +1,138 @@
+/*
+ * 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.DateBuilder;
+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 EasyTrackProtocolDecoder extends BaseProtocolDecoder {
+
+    public EasyTrackProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text("*").expression("..,")         // manufacturer
+            .number("(d+),")                     // imei
+            .expression("([^,]{2}),")            // command
+            .expression("([AV]),")               // validity
+            .number("(xx)(xx)(xx),")             // date (yymmdd)
+            .number("(xx)(xx)(xx),")             // time (hhmmss)
+            .number("(x)(x{7}),")                // latitude
+            .number("(x)(x{7}),")                // longitude
+            .number("(x{4}),")                   // speed
+            .number("(x{4}),")                   // course
+            .number("(x{8}),")                   // status
+            .number("(x+),")                     // signal
+            .number("(d+),")                     // power
+            .number("(x{4}),")                   // oil
+            .number("(x+),?")                    // odometer
+            .number("(d+)?")                     // altitude
+            .any()
+            .compile();
+
+    private String decodeAlarm(long status) {
+        if ((status & 0x02000000) != 0) {
+            return Position.ALARM_GEOFENCE_ENTER;
+        }
+        if ((status & 0x04000000) != 0) {
+            return Position.ALARM_GEOFENCE_EXIT;
+        }
+        if ((status & 0x08000000) != 0) {
+            return Position.ALARM_LOW_BATTERY;
+        }
+        if ((status & 0x20000000) != 0) {
+            return Position.ALARM_VIBRATION;
+        }
+        if ((status & 0x80000000) != 0) {
+            return Position.ALARM_OVERSPEED;
+        }
+        if ((status & 0x00010000) != 0) {
+            return Position.ALARM_SOS;
+        }
+        if ((status & 0x00040000) != 0) {
+            return Position.ALARM_POWER_CUT;
+        }
+        return null;
+    }
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        Parser parser = new Parser(PATTERN, (String) msg);
+        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.set(Position.KEY_COMMAND, parser.next());
+
+        position.setValid(parser.next().equals("A"));
+
+        DateBuilder dateBuilder = new DateBuilder()
+                .setDate(parser.nextHexInt(0), parser.nextHexInt(0), parser.nextHexInt(0))
+                .setTime(parser.nextHexInt(0), parser.nextHexInt(0), parser.nextHexInt(0));
+        position.setTime(dateBuilder.getDate());
+
+        if (BitUtil.check(parser.nextHexInt(0), 3)) {
+            position.setLatitude(-parser.nextHexInt(0) / 600000.0);
+        } else {
+            position.setLatitude(parser.nextHexInt(0) / 600000.0);
+        }
+
+        if (BitUtil.check(parser.nextHexInt(0), 3)) {
+            position.setLongitude(-parser.nextHexInt(0) / 600000.0);
+        } else {
+            position.setLongitude(parser.nextHexInt(0) / 600000.0);
+        }
+
+        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextHexInt(0) / 100.0));
+        position.setCourse(parser.nextHexInt(0) / 100.0);
+
+        long status = parser.nextHexLong();
+        position.set(Position.KEY_STATUS, status);
+        position.set(Position.KEY_ALARM, decodeAlarm(status));
+
+        position.set("signal", parser.next());
+        position.set(Position.KEY_POWER, parser.nextDouble(0));
+        position.set("oil", parser.nextHexInt(0));
+        position.set(Position.KEY_ODOMETER, parser.nextHexInt(0) * 100);
+
+        position.setAltitude(parser.nextDouble(0));
+
+        return position;
+    }
+
+}
-- 
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