diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/org/traccar/ServerManager.java | 17 | ||||
| -rw-r--r-- | src/org/traccar/protocol/SyrusProtocolDecoder.java | 148 |
2 files changed, 165 insertions, 0 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java index a79714a8d..0d55b4e0d 100644 --- a/src/org/traccar/ServerManager.java +++ b/src/org/traccar/ServerManager.java @@ -136,6 +136,7 @@ public class ServerManager { initMta6Server("mta6"); initMta6CanServer("mta6can"); initTlt2hServer("tlt2h"); + initSyrusServer("syrus"); // Initialize web server if (Boolean.valueOf(properties.getProperty("http.enable"))) { @@ -682,5 +683,21 @@ public class ServerManager { }); } } + + private void initSyrusServer(String protocol) throws SQLException { + if (isProtocolEnabled(properties, protocol)) { + serverList.add(new TrackerServer(this, new ServerBootstrap(), protocol) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + byte delimiter[] = { (byte) '<' }; + pipeline.addLast("frameDecoder", + new DelimiterBasedFrameDecoder(1024, ChannelBuffers.wrappedBuffer(delimiter))); + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("stringEncoder", new StringEncoder()); + pipeline.addLast("objectDecoder", new SyrusProtocolDecoder(ServerManager.this)); + } + }); + } + } } diff --git a/src/org/traccar/protocol/SyrusProtocolDecoder.java b/src/org/traccar/protocol/SyrusProtocolDecoder.java new file mode 100644 index 000000000..10aec4f26 --- /dev/null +++ b/src/org/traccar/protocol/SyrusProtocolDecoder.java @@ -0,0 +1,148 @@ +/* + * Copyright 2013 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.util.Calendar; +import java.util.Date; +import java.util.TimeZone; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import org.jboss.netty.channel.Channel; +import org.jboss.netty.channel.ChannelHandlerContext; +import org.traccar.BaseProtocolDecoder; +import org.traccar.ServerManager; +import org.traccar.helper.Log; +import org.traccar.model.Position; + +public class SyrusProtocolDecoder extends BaseProtocolDecoder { + + public SyrusProtocolDecoder(ServerManager serverManager) { + super(serverManager); + } + + /** + * Regular expressions pattern + */ + //"REV691615354941+3570173+1397742703203212;ID=Test" + static private Pattern pattern = Pattern.compile( + "REV" + // Type + "\\d{2}" + // Event index + "(\\d{4})" + // Week + "(\\d)" + // Day + "(\\d{5})" + // Seconds + "([\\+\\-]\\d{2})(\\d{5})" + // Latitude + "([\\+\\-]\\d{3})(\\d{5})" + // Longitude + "(\\d{3})" + // Speed + "(\\d{3})" + // Course + "\\d" + // Fix mode + "(\\d)" + // Fix age + ".*"); + + private Date getTime(long week, long day, long seconds) { + Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.YEAR, 1980); + time.set(Calendar.MONTH, 0); + time.set(Calendar.DAY_OF_MONTH, 6); + + long millis = time.getTimeInMillis(); + millis += ((week * 7 + day) * 24 * 60 * 60 + seconds) * 1000; + + return new Date(millis); + } + + @Override + protected Object decode( + ChannelHandlerContext ctx, Channel channel, Object msg) + throws Exception { + + String sentence = (String) msg; + + // Find message start + int beginIndex = sentence.indexOf('>'); + if (beginIndex != -1) { + sentence = sentence.substring(beginIndex + 1); + } + + // Find device ID + Long deviceId = null; + beginIndex = sentence.indexOf(";ID="); + if (beginIndex != -1) { + beginIndex += 4; + int endIndex = sentence.indexOf(';', beginIndex); + if (endIndex == -1) { + endIndex = sentence.length(); + } + + // Find device in database + String id = sentence.substring(beginIndex, endIndex); + try { + deviceId = getDataManager().getDeviceByImei(id).getId(); + } catch(Exception error) { + Log.warning("Unknown device - " + id); + return null; + } + + // Send response + if (channel != null) { + channel.write(id); + } + } + + // Parse message + Matcher parser = pattern.matcher(sentence); + if (!parser.matches()) { + return null; + } + + // Create new position + Position position = new Position(); + StringBuilder extendedInfo = new StringBuilder("<protocol>syrus</protocol>"); + position.setDeviceId(deviceId); + + Integer index = 1; + + // Time + int week = Integer.valueOf(parser.group(index++)); + int day = Integer.valueOf(parser.group(index++)); + int seconds = Integer.valueOf(parser.group(index++)); + position.setTime(getTime(week, day, seconds)); + + // Latitude + String latitude = parser.group(index) + '.' + parser.group(index + 1); + index += 2; + position.setLatitude(Double.valueOf(latitude)); + + // Latitude + String longitude = parser.group(index) + '.' + parser.group(index + 1); + index += 2; + position.setLongitude(Double.valueOf(longitude)); + + // Altitude + position.setAltitude(0.0); + + // Speed and Course + position.setSpeed(Double.valueOf(parser.group(index++)) * 0.868976); + position.setCourse(Double.valueOf(parser.group(index++))); + + // Validity + position.setValid(Integer.valueOf(parser.group(index++)) == 2); + + position.setExtendedInfo(extendedInfo.toString()); + return position; + } + +} |