diff options
Diffstat (limited to 'src/org/traccar/protocol/TkmateProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/TkmateProtocolDecoder.java | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/TkmateProtocolDecoder.java b/src/org/traccar/protocol/TkmateProtocolDecoder.java new file mode 100644 index 000000000..2886e48a2 --- /dev/null +++ b/src/org/traccar/protocol/TkmateProtocolDecoder.java @@ -0,0 +1,210 @@ +package org.traccar.protocol; + +import org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.Context; +import org.traccar.DeviceSession; +import org.traccar.helper.DateBuilder; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.TimeZone; +import java.util.regex.Pattern; + + +public class TkmateProtocolDecoder extends BaseProtocolDecoder { + + private final TimeZone timeZone = TimeZone.getTimeZone("UTC"); + + public TkmateProtocolDecoder(TkmateProtocol protocol) { + super(protocol); + + if (Context.getConfig().hasKey(getProtocolName() + ".timezone")) { + timeZone.setRawOffset(Context.getConfig().getInteger(getProtocolName() + ".timezone") * 1000); + } + } + + private static final Pattern PATTERN_SRT = new PatternBuilder() + .text("^TMSRT|") + .expression("([^ ]+)|") // uid + .number("(d+.d+)|") // latitude + .number("(d+.d+)|") // longitude + .number("(dd)(dd)(dd)|") // time + .number("(dd)(dd)(dd)|") // date + .number("(d+.d+)|") // software ver + .number("(d+.d+)|") // Hardware ver + .any() + .compile(); + + + private static final Pattern PATTERN_PER = new PatternBuilder() + .text("^TMPER|") + .expression("([^ ]+)|") // uid + .number("(d+)|") // seq + .number("(d+.d+)|") // latitude + .number("(d+.d+)|") // longitude + .number("(dd)(dd)(dd)|") // time + .number("(dd)(dd)(dd)|") // date + .number("(d+.d+)|") // speed + .number("(d+.d+)|") // heading + .number("(d+)|") // ignition + .number("(d+)|") // dop1 + .number("(d+)|") // dop2 + .number("(d+.d+)|") // analog + .number("(d+.d+)|") // internal battery + .number("(d+.d+)|") // vehicle battery + .number("(d+.d+)|") // gps odometer + .number("(d+.d+)|") // pulse odometer + .number("(d+)|") // main power status + .number("(d+)|") // gps data validity + .number("(d+)|") // live or cache + .any() + .compile(); + + + private static final Pattern PATTERN_ALT = new PatternBuilder() + .text("^TMALT|") + .expression("([^ ]+)|") // uid + .number("(d+)|") // seq + .number("(d+)|") // Alert type + .number("(d+)|") // Alert status + .number("(d+.d+)|") // latitude + .number("(d+.d+)|") // longitude + .number("(dd)(dd)(dd)|") // time + .number("(dd)(dd)(dd)|") // date + .number("(d+.d+)|") // speed + .number("(d+.d+)|") // heading + .any() + .compile(); + + + private String decodeAlarm(int value) { + switch (value) { + case 1: + return Position.ALARM_SOS; + case 3: + return Position.ALARM_GEOFENCE; + case 4: + return Position.ALARM_POWER_CUT; + default: + return null; + } + } + + private Object decodeSrt(Channel channel, SocketAddress remoteAddress, String sentence) { + Parser parser = new Parser(PATTERN_SRT, sentence); + if (!parser.matches()) { + return null; + } + Position position = new Position(); + position.setProtocol(getProtocolName()); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + position.setLatitude(parser.nextDouble()); + position.setLongitude(parser.nextDouble()); + DateBuilder dateBuilder = new DateBuilder(timeZone) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + position.set(Position.KEY_VERSION, parser.next()); + parser.next(); //hardware version + return position; + } + + + private Object decodeAlt(Channel channel, SocketAddress remoteAddress, String sentence) { + Parser parser = new Parser(PATTERN_ALT, sentence); + if (!parser.matches()) { + return null; + } + Position position = new Position(); + position.setProtocol(getProtocolName()); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + parser.next(); // seq + int alarm = parser.nextInt(); + position.set(Position.KEY_ALARM, decodeAlarm(alarm)); + parser.next(); //alert status or data + position.setLatitude(parser.nextDouble()); + position.setLongitude(parser.nextDouble()); + DateBuilder dateBuilder = new DateBuilder(timeZone) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextDouble()); + return position; + } + + + protected Object decodePer(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + Parser parser = new Parser(PATTERN_PER, (String) msg); + if (!parser.matches()) { + return null; + } + Position position = new Position(); + position.setProtocol(getProtocolName()); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + parser.next(); //seq + position.setLatitude(parser.nextDouble()); + position.setLongitude(parser.nextDouble()); + DateBuilder dateBuilder = new DateBuilder(timeZone) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextDouble()); + position.set(Position.KEY_IGNITION, parser.nextInt() == 1); + parser.next(); //dop1 + parser.next(); //dop2 + parser.next(); //analog input + position.set(Position.KEY_BATTERY, parser.nextDouble()); //device battery voltage + parser.next(); //vehicle internal voltage + position.set(Position.KEY_ODOMETER, parser.nextDouble()); //GPS odometer + parser.next(); //pulse odometer + position.set(Position.KEY_STATUS, parser.nextInt()); + position.setValid(parser.nextInt() != 0); + position.set(Position.KEY_ARCHIVE, parser.nextInt() == 1); + return position; + } + + @Override + protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + String sentence = (String) msg; + int typeIndex = sentence.indexOf("^TM"); + if (typeIndex < 0) { + return null; + } + + Object result; + String type = sentence.substring(typeIndex + 3, typeIndex + 6); + switch (type) { + case "ALT": + result = decodeAlt(channel, remoteAddress, sentence); + break; + case "SRT": + result = decodeSrt(channel, remoteAddress, sentence); + break; + case "PER": + result = decodePer(channel, remoteAddress, sentence); + break; + default: + return null; + } + return result; + + } +} + |