From 4f01c0906b74a9926d83befca46f8f6512730ec9 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 10 Sep 2014 22:49:18 +1200 Subject: Implement Riti protocol --- src/org/traccar/ServerManager.java | 15 +++ src/org/traccar/protocol/RitiProtocolDecoder.java | 146 ++++++++++++++++++++++ 2 files changed, 161 insertions(+) create mode 100644 src/org/traccar/protocol/RitiProtocolDecoder.java (limited to 'src') diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java index 1d6dc633f..448b7685e 100644 --- a/src/org/traccar/ServerManager.java +++ b/src/org/traccar/ServerManager.java @@ -174,6 +174,7 @@ public class ServerManager { initTrackboxServer("trackbox"); initVisiontekServer("visiontek"); initOrionServer("orion"); + initRitiServer("riti"); // Initialize web server if (Boolean.valueOf(properties.getProperty("http.enable"))) { @@ -1251,4 +1252,18 @@ public class ServerManager { } } + private void initRitiServer(String protocol) throws SQLException { + if (isProtocolEnabled(properties, protocol)) { + TrackerServer server = new TrackerServer(this, new ServerBootstrap(), protocol) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 105, 2, 3, 0)); + pipeline.addLast("objectDecoder", new RitiProtocolDecoder(ServerManager.this)); + } + }; + server.setEndianness(ByteOrder.LITTLE_ENDIAN); + serverList.add(server); + } + } + } diff --git a/src/org/traccar/protocol/RitiProtocolDecoder.java b/src/org/traccar/protocol/RitiProtocolDecoder.java new file mode 100644 index 000000000..aad68a37d --- /dev/null +++ b/src/org/traccar/protocol/RitiProtocolDecoder.java @@ -0,0 +1,146 @@ +/* + * Copyright 2014 Anton Tananaev (anton.tananaev@gmail.com) + * + * 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 java.nio.charset.Charset; +import java.util.Calendar; +import java.util.TimeZone; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import org.jboss.netty.buffer.ChannelBuffer; +import org.jboss.netty.channel.Channel; +import org.jboss.netty.channel.ChannelHandlerContext; +import org.traccar.BaseProtocolDecoder; +import org.traccar.ServerManager; +import org.traccar.helper.ChannelBufferTools; +import org.traccar.helper.Log; +import org.traccar.model.ExtendedInfoFormatter; +import org.traccar.model.Position; + +public class RitiProtocolDecoder extends BaseProtocolDecoder { + + public RitiProtocolDecoder(ServerManager serverManager) { + super(serverManager); + } + + private static final Pattern pattern = Pattern.compile( + "\\$GPRMC," + + "(\\d{2})(\\d{2})(\\d{2})\\.?\\d*," + // Time (HHMMSS.SSS) + "([AV])," + // Validity + "(\\d{2})(\\d{2}\\.\\d+)," + // Latitude (DDMM.MMMM) + "([NS])," + + "(\\d{3})(\\d{2}\\.\\d+)," + // Longitude (DDDMM.MMMM) + "([EW])," + + "(\\d+\\.?\\d*)?," + // Speed + "(\\d+\\.?\\d*)?," + // Course + "(\\d{2})(\\d{2})(\\d{2})" + // Date (DDMMYY) + ".+"); + + @Override + protected Object decode( + ChannelHandlerContext ctx, Channel channel, Object msg) + throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + // Create new position + Position position = new Position(); + ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("riti"); + + buf.skipBytes(2); // header + + // Get device id + String id = String.valueOf(buf.readUnsignedShort()); + try { + position.setDeviceId(getDataManager().getDeviceByImei(id).getId()); + } catch(Exception error) { + Log.warning("Unknown device - " + id); + } + + extendedInfo.set("mode", buf.readUnsignedByte()); + extendedInfo.set("command", buf.readUnsignedByte()); + extendedInfo.set("power", buf.readUnsignedShort()); + + buf.skipBytes(5); + buf.readUnsignedShort(); + buf.readUnsignedShort(); + + extendedInfo.set("distance", buf.readUnsignedInt()); + extendedInfo.set("milage", buf.readUnsignedInt()); + + // Parse GPRMC + Integer end = ChannelBufferTools.find(buf, buf.readerIndex(), buf.readerIndex() + 80, "*"); + String gprmc = buf.toString( + buf.readerIndex(), end - buf.readerIndex(), Charset.defaultCharset()); + Matcher parser = pattern.matcher(gprmc); + if (!parser.matches()) { + return null; + } + + Integer index = 1; + + // Time + Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++))); + time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++))); + time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++))); + + // Validity + position.setValid(parser.group(index++).compareTo("A") == 0); + + // Latitude + Double latitude = Double.valueOf(parser.group(index++)); + latitude += Double.valueOf(parser.group(index++)) / 60; + if (parser.group(index++).compareTo("S") == 0) latitude = -latitude; + position.setLatitude(latitude); + + // Longitude + Double longitude = Double.valueOf(parser.group(index++)); + longitude += Double.valueOf(parser.group(index++)) / 60; + if (parser.group(index++).compareTo("W") == 0) longitude = -longitude; + position.setLongitude(longitude); + + // Speed + String speed = parser.group(index++); + if (speed != null) { + position.setSpeed(Double.valueOf(speed)); + } else { + position.setSpeed(0.0); + } + + // Course + String course = parser.group(index++); + if (course != null) { + position.setCourse(Double.valueOf(course)); + } else { + position.setCourse(0.0); + } + + // Date + time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++))); + time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1); + time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++))); + position.setTime(time.getTime()); + + // Altitude + position.setAltitude(0.0); + + position.setExtendedInfo(extendedInfo.toString()); + return position; + } + +} -- cgit v1.2.3