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Diffstat (limited to 'src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java')
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diff --git a/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java b/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/StarLinkProtocolDecoder.java
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+/*
+ * Copyright 2017 - 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.Context;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.model.CellTower;
+import org.traccar.model.Network;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.TimeZone;
+import java.util.regex.Pattern;
+
+public class StarLinkProtocolDecoder extends BaseProtocolDecoder {
+
+ private String[] dataTags;
+ private DateFormat dateFormat;
+
+ public StarLinkProtocolDecoder(Protocol protocol) {
+ super(protocol);
+
+ String format = Context.getConfig().getString(
+ getProtocolName() + ".format", "#EDT#,#EID#,#PDT#,#LAT#,#LONG#,#SPD#,#HEAD#,#ODO#,"
+ + "#IN1#,#IN2#,#IN3#,#IN4#,#OUT1#,#OUT2#,#OUT3#,#OUT4#,#LAC#,#CID#,#VIN#,#VBAT#,#DEST#,#IGN#,#ENG#");
+ dataTags = format.split(",");
+
+ dateFormat = new SimpleDateFormat(
+ Context.getConfig().getString(getProtocolName() + ".dateFormat", "yyMMddHHmmss"));
+ dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .expression(".") // protocol head
+ .text("SLU") // message head
+ .number("(x{6}|d{15}),") // id
+ .number("(d+),") // type
+ .number("(d+),") // index
+ .expression("(.+)") // data
+ .text("*")
+ .number("xx") // checksum
+ .compile();
+
+ public static final int MSG_EVENT_REPORT = 6;
+
+ private double parseCoordinate(String value) {
+ int minutesIndex = value.indexOf('.') - 2;
+ double result = Double.parseDouble(value.substring(1, minutesIndex));
+ result += Double.parseDouble(value.substring(minutesIndex)) / 60;
+ return value.charAt(0) == '+' ? result : -result;
+ }
+
+ private String decodeAlarm(int event) {
+ switch (event) {
+ case 6:
+ return Position.ALARM_OVERSPEED;
+ case 7:
+ return Position.ALARM_GEOFENCE_ENTER;
+ case 8:
+ return Position.ALARM_GEOFENCE_EXIT;
+ case 9:
+ return Position.ALARM_POWER_CUT;
+ case 11:
+ return Position.ALARM_LOW_BATTERY;
+ case 26:
+ return Position.ALARM_TOW;
+ case 36:
+ return Position.ALARM_SOS;
+ case 42:
+ return Position.ALARM_JAMMING;
+ default:
+ 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;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ int type = parser.nextInt(0);
+ if (type != MSG_EVENT_REPORT) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+ position.setValid(true);
+
+ position.set(Position.KEY_INDEX, parser.nextInt(0));
+
+ String[] data = parser.next().split(",");
+ Integer lac = null, cid = null;
+ int event = 0;
+
+ for (int i = 0; i < Math.min(data.length, dataTags.length); i++) {
+ if (data[i].isEmpty()) {
+ continue;
+ }
+ switch (dataTags[i]) {
+ case "#EDT#":
+ position.setDeviceTime(dateFormat.parse(data[i]));
+ break;
+ case "#EID#":
+ event = Integer.parseInt(data[i]);
+ position.set(Position.KEY_ALARM, decodeAlarm(event));
+ position.set(Position.KEY_EVENT, event);
+ break;
+ case "#PDT#":
+ position.setFixTime(dateFormat.parse(data[i]));
+ break;
+ case "#LAT#":
+ position.setLatitude(parseCoordinate(data[i]));
+ break;
+ case "#LONG#":
+ position.setLongitude(parseCoordinate(data[i]));
+ break;
+ case "#SPD#":
+ position.setSpeed(Double.parseDouble(data[i]));
+ break;
+ case "#HEAD#":
+ position.setCourse(Integer.parseInt(data[i]));
+ break;
+ case "#ODO#":
+ position.set(Position.KEY_ODOMETER, Long.parseLong(data[i]) * 1000);
+ break;
+ case "#IN1#":
+ position.set(Position.PREFIX_IN + 1, Integer.parseInt(data[i]));
+ break;
+ case "#IN2#":
+ position.set(Position.PREFIX_IN + 2, Integer.parseInt(data[i]));
+ break;
+ case "#IN3#":
+ position.set(Position.PREFIX_IN + 3, Integer.parseInt(data[i]));
+ break;
+ case "#IN4#":
+ position.set(Position.PREFIX_IN + 4, Integer.parseInt(data[i]));
+ break;
+ case "#OUT1#":
+ position.set(Position.PREFIX_OUT + 1, Integer.parseInt(data[i]));
+ break;
+ case "#OUT2#":
+ position.set(Position.PREFIX_OUT + 2, Integer.parseInt(data[i]));
+ break;
+ case "#OUT3#":
+ position.set(Position.PREFIX_OUT + 3, Integer.parseInt(data[i]));
+ break;
+ case "#OUT4#":
+ position.set(Position.PREFIX_OUT + 4, Integer.parseInt(data[i]));
+ break;
+ case "#LAC#":
+ if (!data[i].isEmpty()) {
+ lac = Integer.parseInt(data[i]);
+ }
+ break;
+ case "#CID#":
+ if (!data[i].isEmpty()) {
+ cid = Integer.parseInt(data[i]);
+ }
+ break;
+ case "#VIN#":
+ position.set(Position.KEY_POWER, Double.parseDouble(data[i]));
+ break;
+ case "#VBAT#":
+ position.set(Position.KEY_BATTERY, Double.parseDouble(data[i]));
+ break;
+ case "#DEST#":
+ position.set("destination", data[i]);
+ break;
+ case "#IGN#":
+ position.set(Position.KEY_IGNITION, data[i].equals("1"));
+ break;
+ case "#ENG#":
+ position.set("engine", data[i].equals("1"));
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (position.getFixTime() == null) {
+ getLastLocation(position, null);
+ }
+
+ if (lac != null && cid != null) {
+ position.setNetwork(new Network(CellTower.fromLacCid(lac, cid)));
+ }
+
+ if (event == 20) {
+ String rfid = data[data.length - 1];
+ if (rfid.matches("0+")) {
+ rfid = data[data.length - 2];
+ }
+ position.set(Position.KEY_DRIVER_UNIQUE_ID, rfid);
+ }
+
+ return position;
+ }
+
+}