diff options
Diffstat (limited to 'src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java')
| -rw-r--r-- | src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java | 137 |
1 files changed, 107 insertions, 30 deletions
diff --git a/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java b/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java index 2f3cbb1b9..2302015f5 100644 --- a/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java +++ b/src/main/java/org/traccar/protocol/LaipacProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2013 - 2018 Anton Tananaev (anton@traccar.org) + * Copyright 2013 - 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. @@ -17,6 +17,7 @@ package org.traccar.protocol; import io.netty.channel.Channel; import org.traccar.BaseProtocolDecoder; +import org.traccar.Context; import org.traccar.DeviceSession; import org.traccar.NetworkMessage; import org.traccar.Protocol; @@ -37,29 +38,33 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { super(protocol); } + public static final String DEFAULT_DEVICE_PASSWORD = "00000000"; + private static final Pattern PATTERN = new PatternBuilder() .text("$AVRMC,") .expression("([^,]+),") // identifier .number("(dd)(dd)(dd),") // time (hhmmss) .expression("([AVRPavrp]),") // validity .number("(dd)(dd.d+),") // latitude - .expression("([NS]),") + .expression("([NS]),") // latitude hemisphere .number("(ddd)(dd.d+),") // longitude - .number("([EW]),") + .number("([EW]),") // longitude hemisphere .number("(d+.d+),") // speed .number("(d+.d+),") // course .number("(dd)(dd)(dd),") // date (ddmmyy) - .expression("([abZXTSMHFE86430]),") // event code + .expression("([0-9A-Za-z]),") // event code .expression("([\\d.]+),") // battery voltage .number("(d+),") // current mileage .number("(d),") // gps status .number("(d+),") // adc1 .number("(d+)") // adc2 - .number(",(xxxx)") // lac - .number("(xxxx),") // cid - .number("(ddd)") // mcc - .number("(ddd)") // mnc + .number(",(xxxx|x)") // lac | lac+cid = 0 + .number("(xxxx),") // cid | nothing + .number("(ddd|d)") // mcc | mcc+mnc = 0 + .number("(ddd)") // mnc | nothing .optional(4) + .expression(",([^*]*)") // anything remaining (be forward compatible) + .optional(1) .text("*") .number("(xx)") // checksum .compile(); @@ -68,6 +73,8 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { switch (event) { case "Z": return Position.ALARM_LOW_BATTERY; + case "Y": + return Position.ALARM_TOW; case "X": return Position.ALARM_GEOFENCE_ENTER; case "T": @@ -81,6 +88,8 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { return Position.ALARM_GEOFENCE_EXIT; case "6": return Position.ALARM_OVERSPEED; + case "5": + return Position.ALARM_POWER_CUT; case "3": return Position.ALARM_SOS; default: @@ -88,30 +97,84 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { } } - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + private String decodeEvent(String event, Position position) { - String sentence = (String) msg; + if (event.length() == 1) { + char inputStatus = event.charAt(0); + if (inputStatus >= 'A' && inputStatus <= 'D') { + int inputStatusInt = inputStatus - 'A'; + position.set(Position.PREFIX_IN + 1, inputStatusInt & 1); + position.set(Position.PREFIX_IN + 2, inputStatusInt & 2); + return null; + } + } - if (sentence.startsWith("$ECHK") && channel != null) { - channel.writeAndFlush(new NetworkMessage(sentence + "\r\n", remoteAddress)); // heartbeat - return null; + return event; + } + + private void sendEventResponse( + String event, String devicePassword, Channel channel, SocketAddress remoteAddress) { + + String responseCode = null; + + switch (event) { + case "3": + responseCode = "d"; + break; + case "S": + case "T": + responseCode = "t"; + break; + case "X": + case "4": + responseCode = "x"; + break; + case "Y": + responseCode = "y"; + break; + case "Z": + responseCode = "z"; + break; + default: + break; + } + + if (responseCode != null) { + String response = "$AVCFG," + devicePassword + "," + responseCode; + response += Checksum.nmea(response) + "\r\n"; + channel.writeAndFlush(new NetworkMessage(response, remoteAddress)); } + } + + private void sendAcknowledge( + String status, String event, String checksum, Channel channel, SocketAddress remoteAddress) { + + if (Character.isLowerCase(status.charAt(0))) { + String response = "$EAVACK," + event + "," + checksum; + response += Checksum.nmea(response) + "\r\n"; + channel.writeAndFlush(new NetworkMessage(response, remoteAddress)); + } + + } + + protected Object decodeAvrmc( + String sentence, Channel channel, SocketAddress remoteAddress) { + Parser parser = new Parser(PATTERN, sentence); if (!parser.matches()) { return null; } - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + DeviceSession deviceSession = + getDeviceSession(channel, remoteAddress, parser.next()); if (deviceSession == null) { return null; } Position position = new Position(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); + position.setDeviceId(deviceSession.getDeviceId()); DateBuilder dateBuilder = new DateBuilder() .setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)); @@ -130,9 +193,9 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { String event = parser.next(); position.set(Position.KEY_ALARM, decodeAlarm(event)); - position.set(Position.KEY_EVENT, event); + position.set(Position.KEY_EVENT, decodeEvent(event, position)); position.set(Position.KEY_BATTERY, Double.parseDouble(parser.next().replaceAll("\\.", "")) * 0.001); - position.set(Position.KEY_ODOMETER, parser.nextDouble()); + position.set(Position.KEY_ODOMETER, parser.nextDouble() * 1000); position.set(Position.KEY_GPS, parser.nextInt()); position.set(Position.PREFIX_ADC + 1, parser.nextDouble() * 0.001); position.set(Position.PREFIX_ADC + 2, parser.nextDouble() * 0.001); @@ -145,23 +208,37 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder { position.setNetwork(new Network(CellTower.from(mcc, mnc, lac, cid))); } + String unused = parser.next(); + String checksum = parser.next(); if (channel != null) { - if (event.equals("3")) { - channel.writeAndFlush(new NetworkMessage("$AVCFG,00000000,d*31\r\n", remoteAddress)); - } else if (event.equals("X") || event.equals("4")) { - channel.writeAndFlush(new NetworkMessage("$AVCFG,00000000,x*2D\r\n", remoteAddress)); - } else if (event.equals("Z")) { - channel.writeAndFlush(new NetworkMessage("$AVCFG,00000000,z*2F\r\n", remoteAddress)); - } else if (Character.isLowerCase(status.charAt(0))) { - String response = "$EAVACK," + event + "," + checksum; - response += Checksum.nmea(response) + "\r\n"; - channel.writeAndFlush(new NetworkMessage(response, remoteAddress)); - } + + sendAcknowledge(status, event, checksum, channel, remoteAddress); + + String devicePassword = Context.getIdentityManager() + .getDevicePassword(deviceSession.getDeviceId(), DEFAULT_DEVICE_PASSWORD); + sendEventResponse(event, devicePassword, channel, remoteAddress); } return position; } + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + String sentence = (String) msg; + + if (sentence.startsWith("$ECHK")) { + if (channel != null) { + channel.writeAndFlush(new NetworkMessage(sentence + "\r\n", remoteAddress)); + } + } else if (sentence.startsWith("$AVRMC")) { + return decodeAvrmc(sentence, channel, remoteAddress); + } + + return null; + } + } |