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Diffstat (limited to 'src/main/java/org/traccar/protocol/TaipProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TaipProtocolDecoder.java287
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diff --git a/src/main/java/org/traccar/protocol/TaipProtocolDecoder.java b/src/main/java/org/traccar/protocol/TaipProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/TaipProtocolDecoder.java
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+/*
+ * 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.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.Checksum;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.DateUtil;
+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.Date;
+import java.util.regex.Pattern;
+
+public class TaipProtocolDecoder extends BaseProtocolDecoder {
+
+ public TaipProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .groupBegin()
+ .expression("R[EP]V") // type
+ .groupBegin()
+ .number("(dd)") // event
+ .number("(dddd)") // week
+ .number("(d)") // day
+ .groupEnd("?")
+ .number("(d{5})") // seconds
+ .or()
+ .expression("(?:RGP|RCQ|RCV|RBR)") // type
+ .number("(dd)?") // event
+ .number("(dd)(dd)(dd)") // date (mmddyy)
+ .number("(dd)(dd)(dd)") // time (hhmmss)
+ .groupEnd()
+ .groupBegin()
+ .number("([-+]dd)(d{5})") // latitude
+ .number("([-+]ddd)(d{5})") // longitude
+ .or()
+ .number("([-+])(dd)(dd.dddd)") // latitude
+ .number("([-+])(ddd)(dd.dddd)") // longitude
+ .groupEnd()
+ .number("(ddd)") // speed
+ .number("(ddd)") // course
+ .groupBegin()
+ .number("([023])") // fix mode
+ .number("xx") // data age
+ .number("(xx)") // input
+ .number("(dd)") // event
+ .number("(dd)") // hdop
+ .or()
+ .groupBegin()
+ .number("(xx)") // input
+ .number("(xx)") // satellites
+ .number("(ddd)") // battery
+ .number("(x{8})") // odometer
+ .number("[01]") // gps power
+ .groupBegin()
+ .number("([023])") // fix mode
+ .number("(dd)") // pdop
+ .number("dd") // satellites
+ .number("xxxx") // data age
+ .number("[01]") // modem power
+ .number("[0-5]") // gsm status
+ .number("(dd)") // rssi
+ .number("([-+]dddd)") // temperature 1
+ .number("xx") // seconds from last
+ .number("([-+]dddd)") // temperature 2
+ .number("xx") // seconds from last
+ .groupEnd("?")
+ .groupEnd("?")
+ .groupEnd()
+ .any()
+ .compile();
+
+ private Date getTime(long week, long day, long seconds) {
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(1980, 1, 6)
+ .addMillis(((week * 7 + day) * 24 * 60 * 60 + seconds) * 1000);
+ return dateBuilder.getDate();
+ }
+
+ private Date getTime(long seconds) {
+ DateBuilder dateBuilder = new DateBuilder(new Date())
+ .setTime(0, 0, 0, 0)
+ .addMillis(seconds * 1000);
+ return DateUtil.correctDay(dateBuilder.getDate());
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+
+ int beginIndex = sentence.indexOf('>');
+ if (beginIndex != -1) {
+ sentence = sentence.substring(beginIndex + 1);
+ }
+
+ Parser parser = new Parser(PATTERN, sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+
+ Boolean valid = null;
+ Integer event = null;
+
+ if (parser.hasNext(3)) {
+ event = parser.nextInt();
+ position.setTime(getTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)));
+ } else if (parser.hasNext()) {
+ position.setTime(getTime(parser.nextInt(0)));
+ }
+
+ if (parser.hasNext()) {
+ event = parser.nextInt();
+ }
+
+ if (parser.hasNext(6)) {
+ position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
+ }
+
+ if (parser.hasNext(4)) {
+ position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_DEG));
+ position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_DEG));
+ }
+ if (parser.hasNext(6)) {
+ position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
+ position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
+ }
+
+ position.setSpeed(UnitsConverter.knotsFromMph(parser.nextDouble(0)));
+ position.setCourse(parser.nextDouble(0));
+
+ if (parser.hasNext(4)) {
+ valid = parser.nextInt() > 0;
+ int input = parser.nextHexInt();
+ position.set(Position.KEY_IGNITION, BitUtil.check(input, 7));
+ position.set(Position.KEY_INPUT, input);
+ event = parser.nextInt();
+ position.set(Position.KEY_HDOP, parser.nextInt());
+ }
+
+ if (parser.hasNext(4)) {
+ position.set(Position.KEY_INPUT, parser.nextHexInt(0));
+ position.set(Position.KEY_SATELLITES, parser.nextHexInt(0));
+ position.set(Position.KEY_BATTERY, parser.nextInt(0));
+ position.set(Position.KEY_ODOMETER, parser.nextLong(16, 0));
+ }
+
+ if (parser.hasNext(4)) {
+ valid = parser.nextInt() > 0;
+ position.set(Position.KEY_PDOP, parser.nextInt());
+ position.set(Position.KEY_RSSI, parser.nextInt());
+ position.set(Position.PREFIX_TEMP + 1, parser.nextInt() * 0.01);
+ position.set(Position.PREFIX_TEMP + 2, parser.nextInt() * 0.01);
+ }
+
+ position.setValid(valid == null || valid);
+
+ if (event != null) {
+ position.set(Position.KEY_EVENT, event);
+ switch (event) {
+ case 22:
+ position.set(Position.KEY_ALARM, Position.ALARM_ACCELERATION);
+ break;
+ case 23:
+ position.set(Position.KEY_ALARM, Position.ALARM_BRAKING);
+ break;
+ case 24:
+ position.set(Position.KEY_ALARM, Position.ALARM_ACCIDENT);
+ break;
+ case 26:
+ case 28:
+ position.set(Position.KEY_ALARM, Position.ALARM_CORNERING);
+ break;
+ default:
+ break;
+ }
+ }
+
+ String[] attributes = null;
+ beginIndex = sentence.indexOf(';');
+ if (beginIndex != -1) {
+ int endIndex = sentence.indexOf('<', beginIndex);
+ if (endIndex == -1) {
+ endIndex = sentence.length();
+ }
+ attributes = sentence.substring(beginIndex, endIndex).split(";");
+ }
+
+ return decodeAttributes(channel, remoteAddress, position, attributes);
+ }
+
+ private Position decodeAttributes(
+ Channel channel, SocketAddress remoteAddress, Position position, String[] attributes) {
+
+ String uniqueId = null;
+ DeviceSession deviceSession = null;
+ String messageIndex = null;
+
+ if (attributes != null) {
+ for (String attribute : attributes) {
+ int index = attribute.indexOf('=');
+ if (index != -1) {
+ String key = attribute.substring(0, index).toLowerCase();
+ String value = attribute.substring(index + 1);
+ switch (key) {
+ case "id":
+ uniqueId = value;
+ deviceSession = getDeviceSession(channel, remoteAddress, value);
+ if (deviceSession != null) {
+ position.setDeviceId(deviceSession.getDeviceId());
+ }
+ break;
+ case "io":
+ position.set(Position.KEY_IGNITION, BitUtil.check(value.charAt(0) - '0', 0));
+ position.set(Position.KEY_CHARGE, BitUtil.check(value.charAt(0) - '0', 1));
+ position.set(Position.KEY_OUTPUT, value.charAt(1) - '0');
+ position.set(Position.KEY_INPUT, value.charAt(2) - '0');
+ break;
+ case "ix":
+ position.set(Position.PREFIX_IO + 1, value);
+ break;
+ case "ad":
+ position.set(Position.PREFIX_ADC + 1, Integer.parseInt(value));
+ break;
+ case "sv":
+ position.set(Position.KEY_SATELLITES, Integer.parseInt(value));
+ break;
+ case "bl":
+ position.set(Position.KEY_BATTERY, Integer.parseInt(value) * 0.001);
+ break;
+ case "vo":
+ position.set(Position.KEY_ODOMETER, Long.parseLong(value));
+ break;
+ default:
+ position.set(key, value);
+ break;
+ }
+ } else if (attribute.startsWith("#")) {
+ messageIndex = attribute;
+ }
+ }
+ }
+
+ if (deviceSession != null) {
+ if (channel != null) {
+ if (messageIndex != null) {
+ String response = ">ACK;ID=" + uniqueId + ";" + messageIndex + ";*";
+ response += String.format("%02X", Checksum.xor(response)) + "<";
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ } else {
+ channel.writeAndFlush(new NetworkMessage(uniqueId, remoteAddress));
+ }
+ }
+ return position;
+ }
+
+ return null;
+ }
+
+}