From ab81b1434504d9ed288079f2cf0eb81aaffa668c Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sat, 14 Jul 2018 23:43:23 +0300 Subject: Implement TEK733 protocol --- .../traccar/protocol/OpenGtsProtocolDecoder.java | 3 +- src/org/traccar/protocol/TekFrameDecoder.java | 42 +++++++ src/org/traccar/protocol/TekProtocol.java | 41 ++++++ src/org/traccar/protocol/TekProtocolDecoder.java | 138 +++++++++++++++++++++ 4 files changed, 222 insertions(+), 2 deletions(-) create mode 100644 src/org/traccar/protocol/TekFrameDecoder.java create mode 100644 src/org/traccar/protocol/TekProtocol.java create mode 100644 src/org/traccar/protocol/TekProtocolDecoder.java (limited to 'src') diff --git a/src/org/traccar/protocol/OpenGtsProtocolDecoder.java b/src/org/traccar/protocol/OpenGtsProtocolDecoder.java index b61426085..6ae3dc3ad 100644 --- a/src/org/traccar/protocol/OpenGtsProtocolDecoder.java +++ b/src/org/traccar/protocol/OpenGtsProtocolDecoder.java @@ -59,8 +59,7 @@ public class OpenGtsProtocolDecoder extends BaseHttpProtocolDecoder { QueryStringDecoder decoder = new QueryStringDecoder(request.uri()); Map> params = decoder.parameters(); - Position position = new Position(); - position.setProtocol(getProtocolName()); + Position position = new Position(getProtocolName()); for (Map.Entry> entry : params.entrySet()) { String value = entry.getValue().get(0); diff --git a/src/org/traccar/protocol/TekFrameDecoder.java b/src/org/traccar/protocol/TekFrameDecoder.java new file mode 100644 index 000000000..44d2c590e --- /dev/null +++ b/src/org/traccar/protocol/TekFrameDecoder.java @@ -0,0 +1,42 @@ +/* + * Copyright 2018 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. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.protocol; + +import io.netty.buffer.ByteBuf; +import io.netty.channel.Channel; +import io.netty.channel.ChannelHandlerContext; +import org.traccar.BaseFrameDecoder; +import org.traccar.helper.BitUtil; + +public class TekFrameDecoder extends BaseFrameDecoder { + + @Override + protected Object decode( + ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception { + + if (buf.readableBytes() < 17) { + return null; + } + + int length = 17 + buf.getUnsignedByte(16) + (BitUtil.from(buf.getUnsignedByte(15), 6) << 6); + if (buf.readableBytes() >= length) { + return buf.readBytes(length); + } + + return null; + } + +} diff --git a/src/org/traccar/protocol/TekProtocol.java b/src/org/traccar/protocol/TekProtocol.java new file mode 100644 index 000000000..4618fdf00 --- /dev/null +++ b/src/org/traccar/protocol/TekProtocol.java @@ -0,0 +1,41 @@ +/* + * Copyright 2018 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. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.protocol; + +import org.traccar.BaseProtocol; +import org.traccar.PipelineBuilder; +import org.traccar.TrackerServer; + +import java.util.List; + +public class TekProtocol extends BaseProtocol { + + public TekProtocol() { + super("tek"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(false, getName()) { + @Override + protected void addProtocolHandlers(PipelineBuilder pipeline) { + pipeline.addLast("frameDecoder", new TekFrameDecoder()); + pipeline.addLast("objectDecoder", new TekProtocolDecoder(TekProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/TekProtocolDecoder.java b/src/org/traccar/protocol/TekProtocolDecoder.java new file mode 100644 index 000000000..497981832 --- /dev/null +++ b/src/org/traccar/protocol/TekProtocolDecoder.java @@ -0,0 +1,138 @@ +/* + * Copyright 2018 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. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.protocol; + +import io.netty.buffer.ByteBuf; +import io.netty.buffer.ByteBufUtil; +import io.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.helper.BitUtil; +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.nio.charset.StandardCharsets; +import java.util.regex.Pattern; + +public class TekProtocolDecoder extends BaseProtocolDecoder { + + public TekProtocolDecoder(TekProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .number(",d+,") + .number("(dd)(dd)(dd).d,") // time (hhmmss) + .number("(dd)(dd.d+)") // latitude + .expression("([NS]),") + .number("(ddd)(dd.d+)") // longitude + .expression("([EW]),") + .number("(d+.d+),") // hdop + .number("(d+.d+),") // altitude + .number("(d+),") // fix mode + .number("(d+.d+),") // course + .number("d+.d+,") // speed km + .number("(d+.d+),") // speed kn + .number("(dd)(dd)(dd),") // date (ddmmyy) + .number("(d+),") // satellites + .any() + .compile(); + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ByteBuf buf = (ByteBuf) msg; + + buf.readUnsignedByte(); // product type + buf.readUnsignedByte(); // hardware version + buf.readUnsignedByte(); // firmware version + buf.readUnsignedByte(); // contact reason + buf.readUnsignedByte(); // alarm / status + buf.readUnsignedByte(); // rssi + buf.readUnsignedByte(); // battery / status + + String imei = ByteBufUtil.hexDump(buf.readBytes(8)).substring(1); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei); + if (deviceSession == null) { + return null; + } + + int type = BitUtil.to(buf.readUnsignedByte(), 6); + buf.readUnsignedByte(); // length + + if (type == 4 || type == 8) { + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + int count = buf.readUnsignedShort(); + buf.readUnsignedByte(); // hours / tickets + buf.readUnsignedByte(); // error code + buf.readUnsignedByte(); // reserved + buf.readUnsignedByte(); // logger speed + buf.readUnsignedByte(); // login time + buf.readUnsignedByte(); // minutes + + for (int i = 0; i < count; i++) { + position.set("rssi" + (i + 1), buf.readUnsignedByte()); + position.set("temp" + (i + 1), buf.readUnsignedByte() - 30); + int data = buf.readUnsignedShort(); + position.set("src" + (i + 1), BitUtil.from(data, 10)); + position.set("ullage" + (i + 1), BitUtil.to(data, 10)); + } + + return position; + + } else if (type == 17) { + + String sentence = buf.toString(StandardCharsets.US_ASCII); + + Parser parser = new Parser(PATTERN, sentence); + 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.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + + position.set(Position.KEY_HDOP, parser.nextDouble()); + + position.setAltitude(parser.nextDouble()); + position.setValid(parser.nextInt() > 0); + position.setCourse(parser.nextDouble()); + position.setSpeed(parser.nextDouble()); + + dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + return position; + + } + + return null; + } + +} -- cgit v1.2.3