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author | Anton Tananaev <anton.tananaev@gmail.com> | 2019-03-31 22:35:39 -0700 |
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committer | Anton Tananaev <anton.tananaev@gmail.com> | 2019-03-31 22:35:39 -0700 |
commit | 59416923dcb3a756eaf532cc4259f2f6625c0762 (patch) | |
tree | 9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java | |
parent | 79a129dd6327d932133d6b9a50190d3f4927bff9 (diff) | |
download | traccar-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.gz traccar-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.bz2 traccar-server-59416923dcb3a756eaf532cc4259f2f6625c0762.zip |
Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java b/src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java new file mode 100644 index 000000000..9c4c7e11d --- /dev/null +++ b/src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java @@ -0,0 +1,127 @@ +/* + * Copyright 2015 - 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.Protocol; +import org.traccar.helper.Checksum; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.CellTower; +import org.traccar.model.Network; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.nio.charset.StandardCharsets; +import java.util.regex.Pattern; + +public class CityeasyProtocolDecoder extends BaseProtocolDecoder { + + public CityeasyProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .groupBegin() + .number("(dddd)(dd)(dd)") // date (yyyymmdd) + .number("(dd)(dd)(dd),") // time (hhmmss) + .number("([AV]),") // validity + .number("(d+),") // satellites + .number("([NS]),(d+.d+),") // latitude + .number("([EW]),(d+.d+),") // longitude + .number("(d+.d),") // speed + .number("(d+.d),") // hdop + .number("(d+.d)") // altitude + .groupEnd("?").text(";") + .number("(d+),") // mcc + .number("(d+),") // mnc + .number("(d+),") // lac + .number("(d+)") // cell + .any() + .compile(); + + public static final int MSG_ADDRESS_REQUEST = 0x0001; + public static final int MSG_STATUS = 0x0002; + public static final int MSG_LOCATION_REPORT = 0x0003; + public static final int MSG_LOCATION_REQUEST = 0x0004; + public static final int MSG_LOCATION_INTERVAL = 0x0005; + public static final int MSG_PHONE_NUMBER = 0x0006; + public static final int MSG_MONITORING = 0x0007; + public static final int MSG_TIMEZONE = 0x0008; + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ByteBuf buf = (ByteBuf) msg; + + buf.skipBytes(2); // header + buf.readUnsignedShort(); // length + + String imei = ByteBufUtil.hexDump(buf.readSlice(7)); + DeviceSession deviceSession = getDeviceSession( + channel, remoteAddress, imei, imei + Checksum.luhn(Long.parseLong(imei))); + if (deviceSession == null) { + return null; + } + + int type = buf.readUnsignedShort(); + + if (type == MSG_LOCATION_REPORT || type == MSG_LOCATION_REQUEST) { + + String sentence = buf.toString(buf.readerIndex(), buf.readableBytes() - 8, StandardCharsets.US_ASCII); + Parser parser = new Parser(PATTERN, sentence); + if (!parser.matches()) { + return null; + } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + if (parser.hasNext(15)) { + + position.setTime(parser.nextDateTime()); + + position.setValid(parser.next().equals("A")); + position.set(Position.KEY_SATELLITES, parser.nextInt()); + + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG)); + + position.setSpeed(parser.nextDouble(0)); + position.set(Position.KEY_HDOP, parser.nextDouble(0)); + position.setAltitude(parser.nextDouble(0)); + + } else { + + getLastLocation(position, null); + + } + + position.setNetwork(new Network(CellTower.from( + parser.nextInt(0), parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)))); + + return position; + } + + return null; + } + +} |