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authorValerii Vyshniak <valeravi@vi-soft.com.ua>2017-11-16 02:14:58 +0100
committerValerii Vyshniak <valeravi@vi-soft.com.ua>2017-11-18 18:52:25 +0100
commitfe5f4f69155f5242da357bee37335dac3ff5f9c1 (patch)
treec63002b179809e202078ed25f601462a13a66466 /src/org/traccar/protocol
parentf26eb9c61bc1270707af0a7589ae6ee56531e905 (diff)
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T580W: parse LBS and WiFi data packet
Diffstat (limited to 'src/org/traccar/protocol')
-rw-r--r--src/org/traccar/protocol/Tk103ProtocolDecoder.java78
1 files changed, 78 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Tk103ProtocolDecoder.java b/src/org/traccar/protocol/Tk103ProtocolDecoder.java
index b62ee12ec..c275de6b7 100644
--- a/src/org/traccar/protocol/Tk103ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Tk103ProtocolDecoder.java
@@ -26,6 +26,7 @@ import org.traccar.helper.PatternBuilder;
import org.traccar.model.CellTower;
import org.traccar.model.Network;
import org.traccar.model.Position;
+import org.traccar.model.WifiAccessPoint;
import java.net.SocketAddress;
import java.util.regex.Pattern;
@@ -91,6 +92,20 @@ public class Tk103ProtocolDecoder extends BaseProtocolDecoder {
.any()
.compile();
+ private static final Pattern PATTERN_LBSWIFI = new PatternBuilder()
+ .number("(d+),") // device id
+ .expression("(.{4}),") // command
+ .number("(d+),") // mcc
+ .number("(d+),") // mnc
+ .number("(d+),") // lac
+ .number("(d+),") // cid
+ .number("(d+),") // number of wifi macs
+ .expression("((?:(?:[0-9A-Fa-f]{2}:){5}(?:[0-9A-Fa-f]{2})\\*[-+]?\\d{1,2}\\*\\d{1,2},)*)")
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(dd)(dd)(dd)") // time (hhmmss)
+ .any()
+ .compile();
+
private String decodeAlarm(int value) {
switch (value) {
case 1:
@@ -221,6 +236,64 @@ public class Tk103ProtocolDecoder extends BaseProtocolDecoder {
return position;
}
+
+ private Position decodeLbsWifi(Channel channel, SocketAddress remoteAddress, String sentence) {
+ Parser parser = new Parser(PATTERN_LBSWIFI, sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ decodeType(position, parser.next(), "0");
+
+ getLastLocation(position, null);
+
+ Network network = new Network();
+
+ // Parse LBS
+ network.addCellTower(CellTower.from(
+ parser.nextInt(), parser.nextInt(), parser.nextInt(), parser.nextInt()));
+
+ // Parse WiFi macs number and mac addresses itself.
+ int wifiCount = parser.nextInt();
+ if (parser.hasNext()) {
+ String[] wifimacs = parser.next().split(",");
+ if (wifimacs.length == wifiCount) {
+ for (int i = 0; i < wifiCount; i++) {
+ // Sample wifi string: “00:80:E1:7F:86:97*-55*6” (mac*rssi*channel_number)
+ String[] wifiinfo = wifimacs[i].split("\\*");
+ network.addWifiAccessPoint(WifiAccessPoint.from(
+ wifiinfo[0], Integer.parseInt(wifiinfo[1]), Integer.parseInt(wifiinfo[2])));
+ }
+ }
+ }
+
+ if (network.getCellTowers() != null || network.getWifiAccessPoints() != null) {
+ position.setNetwork(network);
+ }
+
+ // Parse date-time
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ // Set both DeviceTime and FixTime here, as some alarm messages like SOS at device start may be
+ // sent without valid LBS/WiFi position, so FixTime from getLastLocation will be used as time
+ // for this SOS alarm, which can be very old. And traccar UI only display FixTime.
+ // Valid flag will be "false" anyway, so it is possible to check should the position and fixTime
+ // be trusted or not.
+ position.setTime(dateBuilder.getDate());
+
+ return position;
+ }
+
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -249,6 +322,11 @@ public class Tk103ProtocolDecoder extends BaseProtocolDecoder {
return decodeNetwork(channel, remoteAddress, sentence);
}
+ Position positionWifi = decodeLbsWifi(channel, remoteAddress, sentence);
+ if (positionWifi != null) {
+ return positionWifi;
+ }
+
Parser parser = new Parser(PATTERN, sentence);
if (!parser.matches()) {
return null;