From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sun, 31 Mar 2019 22:35:39 -0700 Subject: Convert project to gradle --- .../traccar/protocol/FlextrackProtocolDecoder.java | 144 +++++++++++++++++++++ 1 file changed, 144 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/FlextrackProtocolDecoder.java (limited to 'src/main/java/org/traccar/protocol/FlextrackProtocolDecoder.java') diff --git a/src/main/java/org/traccar/protocol/FlextrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/FlextrackProtocolDecoder.java new file mode 100644 index 000000000..9dce22ede --- /dev/null +++ b/src/main/java/org/traccar/protocol/FlextrackProtocolDecoder.java @@ -0,0 +1,144 @@ +/* + * Copyright 2015 - 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.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.helper.UnitsConverter; +import org.traccar.model.CellTower; +import org.traccar.model.Network; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class FlextrackProtocolDecoder extends BaseProtocolDecoder { + + public FlextrackProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN_LOGON = new PatternBuilder() + .number("(-?d+),") // index + .text("LOGON,") + .number("(d+),") // node id + .number("(d+)") // iccid + .compile(); + + private static final Pattern PATTERN = new PatternBuilder() + .number("(-?d+),") // index + .text("UNITSTAT,") + .number("(dddd)(dd)(dd),") // date (yyyymmdd) + .number("(dd)(dd)(dd),") // time (hhmmss) + .number("d+,") // node id + .number("([NS])(d+).(d+.d+),") // latitude + .number("([EW])(d+).(d+.d+),") // longitude + .number("(d+),") // speed + .number("(d+),") // course + .number("(d+),") // satellites + .number("(d+),") // battery + .number("(-?d+),") // gsm + .number("(x+),") // state + .number("(ddd)") // mcc + .number("(dd),") // mnc + .number("(-?d+),") // altitude + .number("(d+),") // hdop + .number("(x+),") // cell + .number("d+,") // gps fix time + .number("(x+),") // lac + .number("(d+)") // odometer + .compile(); + + private void sendAcknowledgement(Channel channel, SocketAddress remoteAddress, String index) { + if (channel != null) { + channel.writeAndFlush(new NetworkMessage(index + ",ACK\r", remoteAddress)); + } + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + String sentence = (String) msg; + + if (sentence.contains("LOGON")) { + + Parser parser = new Parser(PATTERN_LOGON, sentence); + if (!parser.matches()) { + return null; + } + + sendAcknowledgement(channel, remoteAddress, parser.next()); + + String id = parser.next(); + String iccid = parser.next(); + + getDeviceSession(channel, remoteAddress, iccid, id); + + } else if (sentence.contains("UNITSTAT")) { + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress); + if (deviceSession == null) { + return null; + } + + Parser parser = new Parser(PATTERN, sentence); + if (!parser.matches()) { + return null; + } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + sendAcknowledgement(channel, remoteAddress, parser.next()); + + position.setTime(parser.nextDateTime()); + + position.setValid(true); + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN)); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt(0))); + position.setCourse(parser.nextInt(0)); + + position.set(Position.KEY_SATELLITES, parser.nextInt(0)); + position.set(Position.KEY_BATTERY, parser.nextInt(0)); + int rssi = parser.nextInt(0); + position.set(Position.KEY_STATUS, parser.nextHexInt(0)); + + int mcc = parser.nextInt(0); + int mnc = parser.nextInt(0); + + position.setAltitude(parser.nextInt(0)); + + position.set(Position.KEY_HDOP, parser.nextInt(0) * 0.1); + + position.setNetwork(new Network(CellTower.from( + mcc, mnc, parser.nextHexInt(0), parser.nextHexInt(0), rssi))); + + position.set(Position.KEY_ODOMETER, parser.nextInt(0)); + + return position; + } + + return null; + } + +} -- cgit v1.2.3