diff options
Diffstat (limited to 'src/main/java')
| -rw-r--r-- | src/main/java/org/traccar/helper/NMEA.java | 126 | ||||
| -rw-r--r-- | src/main/java/org/traccar/protocol/PiligrimProtocolDecoder.java | 125 |
2 files changed, 48 insertions, 203 deletions
diff --git a/src/main/java/org/traccar/helper/NMEA.java b/src/main/java/org/traccar/helper/NMEA.java deleted file mode 100644 index cae47a8f6..000000000 --- a/src/main/java/org/traccar/helper/NMEA.java +++ /dev/null @@ -1,126 +0,0 @@ -package org.traccar.helper; - -import java.util.HashMap; -import java.util.Map; - - -public class NMEA { - - // fucking java interfaces - interface SentenceParser { - public boolean parse(String[] tokens, GPSPosition position); - } - - // utils - static float Latitude2Decimal(String lat, String NS) { - float med = Float.parseFloat(lat.substring(2)) / 60.0f; - med += Float.parseFloat(lat.substring(0, 2)); - if (NS.startsWith("S")) { - med = -med; - } - return med; - } - - static float Longitude2Decimal(String lon, String WE) { - float med = Float.parseFloat(lon.substring(3)) / 60.0f; - med += Float.parseFloat(lon.substring(0, 3)); - if (WE.startsWith("W")) { - med = -med; - } - return med; - } - - // parsers - class GPGGA implements SentenceParser { - public boolean parse(String[] tokens, GPSPosition position) { - position.time = Float.parseFloat(tokens[1]); - position.lat = Latitude2Decimal(tokens[2], tokens[3]); - position.lon = Longitude2Decimal(tokens[4], tokens[5]); - position.quality = Integer.parseInt(tokens[6]); - position.altitude = Float.parseFloat(tokens[9]); - return true; - } - } - - class GPGGL implements SentenceParser { - public boolean parse(String[] tokens, GPSPosition position) { - position.lat = Latitude2Decimal(tokens[1], tokens[2]); - position.lon = Longitude2Decimal(tokens[3], tokens[4]); - position.time = Float.parseFloat(tokens[5]); - return true; - } - } - - class GPRMC implements SentenceParser { - public boolean parse(String[] tokens, GPSPosition position) { - position.time = Float.parseFloat(tokens[1]); - position.lat = Latitude2Decimal(tokens[3], tokens[4]); - position.lon = Longitude2Decimal(tokens[5], tokens[6]); - position.velocity = Float.parseFloat(tokens[7]); - position.dir = Float.parseFloat(tokens[8]); - return true; - } - } - - class GPVTG implements SentenceParser { - public boolean parse(String[] tokens, GPSPosition position) { - position.dir = Float.parseFloat(tokens[3]); - return true; - } - } - - class GPRMZ implements SentenceParser { - public boolean parse(String[] tokens, GPSPosition position) { - position.altitude = Float.parseFloat(tokens[1]); - return true; - } - } - - public class GPSPosition { - public float time = 0.0f; - public float lat = 0.0f; - public float lon = 0.0f; - public boolean fixed = false; - public int quality = 0; - public float dir = 0.0f; - public float altitude = 0.0f; - public float velocity = 0.0f; - - public void updatefix() { - fixed = quality > 0; - } - - public String toString() { - return String.format("POSITION: lat: %f, lon: %f, time: %f, Q: %d, dir: %f, alt: %f, vel: %f", lat, lon, time, quality, dir, altitude, velocity); - } - } - - GPSPosition position = new GPSPosition(); - - private static final Map<String, SentenceParser> sentenceParsers = new HashMap<String, SentenceParser>(); - - public NMEA() { - sentenceParsers.put("GPGGA", new GPGGA()); - sentenceParsers.put("GPGGL", new GPGGL()); - sentenceParsers.put("GPRMC", new GPRMC()); - sentenceParsers.put("GPRMZ", new GPRMZ()); - //only really good GPS devices have this sentence but ... - sentenceParsers.put("GPVTG", new GPVTG()); - } - - public GPSPosition parse(String line) { - - if (line.startsWith("$")) { - String nmea = line.substring(1); - String[] tokens = nmea.split(","); - String type = tokens[0]; - //TODO check crc - if (sentenceParsers.containsKey(type)) { - sentenceParsers.get(type).parse(tokens, position); - } - position.updatefix(); - } - - return position; - } -} diff --git a/src/main/java/org/traccar/protocol/PiligrimProtocolDecoder.java b/src/main/java/org/traccar/protocol/PiligrimProtocolDecoder.java index 6ca9b0795..34c879cb8 100644 --- a/src/main/java/org/traccar/protocol/PiligrimProtocolDecoder.java +++ b/src/main/java/org/traccar/protocol/PiligrimProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2014 - 2020 Anton Tananaev (anton@traccar.org) + * Copyright 2014 - 2022 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. @@ -21,27 +21,23 @@ import io.netty.channel.Channel; import io.netty.handler.codec.http.FullHttpRequest; import io.netty.handler.codec.http.HttpResponseStatus; import io.netty.handler.codec.http.QueryStringDecoder; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; import org.traccar.BaseHttpProtocolDecoder; -import org.traccar.WebDataHandler; -import org.traccar.session.DeviceSession; import org.traccar.Protocol; import org.traccar.helper.BitUtil; import org.traccar.helper.DateBuilder; -import org.traccar.helper.NMEA; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; import org.traccar.model.Position; +import org.traccar.session.DeviceSession; import java.net.SocketAddress; import java.nio.charset.StandardCharsets; -import java.util.Date; import java.util.LinkedList; import java.util.List; +import java.util.regex.Pattern; public class PiligrimProtocolDecoder extends BaseHttpProtocolDecoder { - private static final Logger LOGGER = LoggerFactory.getLogger(WebDataHandler.class); - public PiligrimProtocolDecoder(Protocol protocol) { super(protocol); } @@ -54,6 +50,21 @@ public class PiligrimProtocolDecoder extends BaseHttpProtocolDecoder { public static final int MSG_GPS_SENSORS = 0xF2; public static final int MSG_EVENTS = 0xF3; + private static final Pattern PATTERN = new PatternBuilder() + .expression("[^$]+") + .text("$GPRMC,") + .number("(dd)(dd)(dd).d+,") // time (hhmmss) + .expression("([AV]),") // validity + .number("(dd)(dd.d+),") // latitude + .expression("([NS]),") + .number("(d{2,3})(dd.d+),") // longitude + .expression("([EW]),") + .number("(d+.d+),") // speed + .number("(d+.d+),") // course + .number("(dd)(dd)(dd),") // date (ddmmyy) + .any() + .compile(); + @Override protected Object decode( Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { @@ -157,82 +168,42 @@ public class PiligrimProtocolDecoder extends BaseHttpProtocolDecoder { } return positions; + } else if (uri.startsWith("/push.do")) { + sendResponse(channel, "PUSH.DO: OK"); - /* Getting payload */ - ByteBuf contentStream = request.content(); - byte[] payloadBytes = new byte[Integer.parseInt(request.headers().get("Content-Length"))]; - contentStream.readBytes(payloadBytes); - String payload = new String(payloadBytes); - - /* Payload structure: - * &phone&message - */ - String[] payloadParts = payload.split("&"); - /* LOGGER.debug("Payload parts: " + Arrays.toString(payloadParts)); */ - String phoneNumber = payloadParts[1].substring(15); - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, phoneNumber.substring(1)); + String sentence = request.content().toString(StandardCharsets.US_ASCII); + + String[] parts = sentence.split("&"); + String phone = parts[1].substring(16); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, phone); if (deviceSession == null) { return null; } - /* TODO: use keys for flags in 'positions'. */ - String message = payloadParts[2].substring(8).replaceFirst("[a-zA-Z! ]*; ", ""); - /* LOGGER.debug("Phone number: " + phoneNumber); */ - /* LOGGER.debug("Message: " + message); */ - - if (message.startsWith("$GPRMC")) { - /* Supported message structure: - * GPS NMEA Command; GSM info; Unknown; Battery voltage? - * Example: $GPRMC,180752.000,A,5314.0857,N,03421.8173,E,0.00,104.74,220722,,,A,V* 29,05; GSM: 250-01 0b54-0519,1c30,3e96,3ebe,412e 25; S; Batt: 405,M - */ - LOGGER.debug("Supported message"); - - String[] messageParts = message.split(";"); - /* LOGGER.debug("Message parts: " + Arrays.toString(messageParts)); */ - - /* Parsing GPS */ - String unprocessedGpsCommand = messageParts[0]; - - /* Getting rid of checksum */ - String gpsCommand = unprocessedGpsCommand.replaceFirst("A,V[*].*", ""); - /* LOGGER.debug("GPS command: " + gpsCommand); */ - - NMEA gpsParser = new NMEA(); - - NMEA.GPSPosition gpsPosition = gpsParser.parse(gpsCommand); - - /* LOGGER.debug("Time: " + gpsPosition.time); */ - /* LOGGER.debug("Coordinates: " + gpsPosition.lat + " " + gpsPosition.lon); */ - /* LOGGER.debug("Speed over ground: " + gpsPosition.velocity + " knots"); */ - - /* Parsing other fields */ - /* String gsmInfo = messageParts[1]; */ - /* String unknown = messageParts[2]; */ - String batteryInfo = messageParts[messageParts.length - 1].substring(7).substring(0, 3); - /* LOGGER.debug("Battery: " + batteryInfo); */ - - /* Constructing response */ - Position position = new Position(getProtocolName()); - - position.setDeviceId(deviceSession.getDeviceId()); - position.setValid(true); - position.setLatitude(gpsPosition.lat); - position.setLongitude(gpsPosition.lon); - position.setTime(new Date(System.currentTimeMillis())); - position.setSpeed(gpsPosition.velocity); - position.setCourse(gpsPosition.dir); - position.setAccuracy(gpsPosition.quality); - position.setAltitude(gpsPosition.altitude); - position.set(Position.KEY_BATTERY, Integer.parseInt(batteryInfo) / 100); - - LOGGER.debug("Supported message finish"); - - return position; - } else { - LOGGER.error("Unsupported message"); + Parser parser = new Parser(PATTERN, parts[2]); + if (!parser.matches()) { + return null; } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + DateBuilder dateBuilder = new DateBuilder() + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()); + + position.setValid(parser.next().equals("A")); + position.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextDouble()); + + dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + return position; + } return null; |