From a7f7df0ebdf56a6dbaa5a17600c05c5b6d3033a4 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 18 Nov 2015 22:04:41 +1300 Subject: Support GSM based locations (fix #346) --- .../traccar/protocol/Gps103ProtocolDecoder.java | 36 +++++++++++++++++++--- 1 file changed, 32 insertions(+), 4 deletions(-) (limited to 'src/org/traccar/protocol/Gps103ProtocolDecoder.java') diff --git a/src/org/traccar/protocol/Gps103ProtocolDecoder.java b/src/org/traccar/protocol/Gps103ProtocolDecoder.java index aa693f42e..a91848f5b 100644 --- a/src/org/traccar/protocol/Gps103ProtocolDecoder.java +++ b/src/org/traccar/protocol/Gps103ProtocolDecoder.java @@ -63,6 +63,17 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder { .any() .compile(); + private static final Pattern PATTERN_NETWORK = new PatternBuilder() + .text("imei:") + .number("(d+),") // imei + .expression("[^,]+,") // alarm + .number("d+,,") + .text("L,,,") + .number("(x+),,") // lac + .number("(x+),,,") // cid + .any() + .compile(); + private static final Pattern PATTERN_HANDSHAKE = new PatternBuilder() .number("##,imei:(d+),A") .compile(); @@ -93,14 +104,31 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder { return null; } - Parser parser = new Parser(PATTERN, sentence); + Position position = new Position(); + position.setProtocol(getProtocolName()); + + Parser parser = new Parser(PATTERN_NETWORK, sentence); + if (parser.matches()) { + + if (!identify(parser.next(), channel, remoteAddress)) { + return null; + } + position.setDeviceId(getDeviceId()); + + getLastLocation(position, null); + + position.set(Event.KEY_LAC, parser.nextInt(16)); + position.set(Event.KEY_CID, parser.nextInt(16)); + + return position; + + } + + parser = new Parser(PATTERN, sentence); if (!parser.matches()) { return null; } - Position position = new Position(); - position.setProtocol(getProtocolName()); - String imei = parser.next(); if (!identify(imei, channel, remoteAddress)) { return null; -- cgit v1.2.3