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Diffstat (limited to 'src/org/traccar/protocol/LaipacProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/LaipacProtocolDecoder.java116
1 files changed, 91 insertions, 25 deletions
diff --git a/src/org/traccar/protocol/LaipacProtocolDecoder.java b/src/org/traccar/protocol/LaipacProtocolDecoder.java
index 99189d012..dc7c394e4 100644
--- a/src/org/traccar/protocol/LaipacProtocolDecoder.java
+++ b/src/org/traccar/protocol/LaipacProtocolDecoder.java
@@ -35,25 +35,34 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder {
private static final Pattern PATTERN = new PatternBuilder()
.text("$AVRMC,")
- .expression("([^,]+),") // identifier
- .number("(dd)(dd)(dd),") // time (hhmmss)
- .expression("([AVRPavrp]),") // validity
- .number("(dd)(dd.d+),") // latitude
+ .expression("([^,]+),") // identifier
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .expression("([AVRPavrp]),") // validity
+ .number("(dd)(dd.d+),") // latitude
.expression("([NS]),")
- .number("(ddd)(dd.d+),") // longitude
+ .number("(ddd)(dd.d+),") // longitude
.number("([EW]),")
- .number("(d+.d+),") // speed
- .number("(d+.d+),") // course
- .number("(dd)(dd)(dd),") // date (ddmmyy)
- .expression("(.),") // type
- .expression("[^*]+").text("*")
- .number("(xx)") // checksum
+ .number("(d+.d+),") // speed
+ .number("(d+.d+),") // course
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .expression("([abZXTSMHFE86430]),") // event code
+ .number("(d+)").expression("(\\.?)").number("(d*),") // battery voltage
+ .number("(d+),") // current mileage
+ .number("(d),") // GPS on/off (1 = on, 0 = off)
+ .number("(d+),") // Analog port 1
+ .number("(d+)") // Analog port 2
+ .expression(",([0-9a-fA-F]{4})") // Cell 1 - Cell Net Code
+ .expression("([0-9a-fA-F]{4}),") // Cell 1 - Cell ID Code
+ .number("(d{3})") // Cell 2 - Country Code
+ .number("(d{3})") // Cell 2 - Operator Code
+ .optional(4)
+ .text("*")
+ .number("(xx)") // checksum
.compile();
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
-
String sentence = (String) msg;
if (sentence.startsWith("$ECHK") && channel != null) {
@@ -79,6 +88,7 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder {
String status = parser.next();
position.setValid(status.toUpperCase().equals("A"));
+ position.set(Position.KEY_STATUS, status);
position.setLatitude(parser.nextCoordinate());
position.setLongitude(parser.nextCoordinate());
@@ -88,28 +98,84 @@ public class LaipacProtocolDecoder extends BaseProtocolDecoder {
dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
position.setTime(dateBuilder.getDate());
- String type = parser.next();
+ String eventCode = parser.next();
+ String decodedAlarm = decodeAlarm(eventCode);
+ if (decodedAlarm != null) {
+ position.set(Position.KEY_ALARM, decodeAlarm(eventCode));
+ }
+ position.set(Position.KEY_EVENT, eventCode);
+
+ double batteryVoltage = parser.nextDouble();
+ if (parser.next().isEmpty()) {
+ parser.next();
+ batteryVoltage *= 0.001;
+ } else {
+ batteryVoltage += parser.nextDouble() * 0.001;
+ }
+ position.set(Position.KEY_BATTERY, batteryVoltage);
+
+ position.set(Position.KEY_TOTAL_DISTANCE, parser.nextDouble());
+ 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);
+
+ setNextValue(parser, position, Position.KEY_CELL_NET_CODE);
+ setNextValue(parser, position, Position.KEY_CELL_ID_CODE);
+ setNextValue(parser, position, Position.KEY_COUNTRY_CODE);
+ setNextValue(parser, position, Position.KEY_OPERATOR);
+
String checksum = parser.next();
+ String result = sentence.replaceAll("^\\$(.*)\\*[0-9a-fA-F]{2}$", "$1");
+ if (checksum == null || Integer.parseInt(checksum, 16) != Checksum.xor(result)) {
+ return null;
+ }
if (channel != null) {
-
- if (Character.isLowerCase(status.charAt(0))) {
- String response = "$EAVACK," + type + "," + checksum;
+ if (eventCode.equals("3")) {
+ channel.write("$AVCFG,00000000,d*31\r\n");
+ } else if (eventCode.equals("X") || eventCode.equals("4")) {
+ channel.write("$AVCFG,00000000,x*2D\r\n");
+ } else if (eventCode.equals("Z")) {
+ channel.write("$AVCFG,00000000,z*2F\r\n");
+ } else if (Character.isLowerCase(status.charAt(0))) {
+ String response = "$EAVACK," + eventCode + "," + checksum;
response += Checksum.nmea(response);
+ response += "\r\n";
channel.write(response);
}
-
- if (type.equals("S") || type.equals("T")) {
- channel.write("$AVCFG,00000000,t*21");
- } else if (type.equals("3")) {
- channel.write("$AVCFG,00000000,d*31");
- } else if (type.equals("X") || type.equals("4")) {
- channel.write("$AVCFG,00000000,x*2D");
- }
-
}
return position;
}
+ private void setNextValue(Parser parser, Position position, String key)
+ {
+ String value = parser.next();
+ if (value != null) {
+ position.set(key, value);
+ }
+ }
+
+ private String decodeAlarm(String event) {
+ if (event.equals('Z')) {
+ return Position.ALARM_LOW_BATTERY;
+ } else if (event.equals('X')) {
+ return Position.ALARM_GEOFENCE_ENTER;
+ } else if (event.equals('T')) {
+ return Position.ALARM_TAMPERING;
+ } else if (event.equals("H")) {
+ return Position.ALARM_POWER_OFF;
+ } else if (event.equals('X')) {
+ return Position.ALARM_GEOFENCE_ENTER;
+ } else if (event.equals('8')) {
+ return Position.ALARM_SHOCK;
+ } else if (event.equals('7') && event.equals('4')) {
+ return Position.ALARM_GEOFENCE_EXIT;
+ } else if (event.equals('6')) {
+ return Position.ALARM_OVERSPEED;
+ } else if (event.equals('3')) {
+ return Position.ALARM_SOS;
+ }
+ return null;
+ }
}