From 961570af087c2b01935542f78a851a9908ccb430 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sat, 11 Sep 2021 22:20:12 -0700 Subject: Add Mictrack B2316 protocol --- .../org/traccar/protocol/B2316ProtocolDecoder.java | 162 +++++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/B2316ProtocolDecoder.java (limited to 'src/main/java/org/traccar/protocol/B2316ProtocolDecoder.java') diff --git a/src/main/java/org/traccar/protocol/B2316ProtocolDecoder.java b/src/main/java/org/traccar/protocol/B2316ProtocolDecoder.java new file mode 100644 index 000000000..854107a20 --- /dev/null +++ b/src/main/java/org/traccar/protocol/B2316ProtocolDecoder.java @@ -0,0 +1,162 @@ +/* + * Copyright 2021 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.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.Protocol; +import org.traccar.model.CellTower; +import org.traccar.model.Network; +import org.traccar.model.Position; +import org.traccar.model.WifiAccessPoint; + +import javax.json.Json; +import javax.json.JsonArray; +import javax.json.JsonObject; +import java.io.StringReader; +import java.net.SocketAddress; +import java.util.Date; +import java.util.LinkedList; +import java.util.List; + +public class B2316ProtocolDecoder extends BaseProtocolDecoder { + + public B2316ProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private String decodeAlarm(int value) { + switch (value) { + case 1: + return Position.ALARM_LOW_BATTERY; + case 2: + return Position.ALARM_SOS; + case 3: + return Position.ALARM_POWER_OFF; + case 4: + return Position.ALARM_REMOVING; + default: + return null; + } + } + + private Integer decodeBattery(int value) { + switch (value) { + case 0: + return 10; + case 1: + return 30; + case 2: + return 60; + case 3: + return 80; + case 4: + return 100; + default: + return null; + } + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + JsonObject root = Json.createReader(new StringReader((String) msg)).readObject(); + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, root.getString("imei")); + if (deviceSession == null) { + return null; + } + + List positions = new LinkedList<>(); + JsonArray data = root.getJsonArray("data"); + for (int i = 0; i < data.size(); i++) { + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + Network network = new Network(); + + JsonObject item = data.getJsonObject(i); + Date time = new Date(item.getJsonNumber("tm").longValue() * 1000); + + if (item.containsKey("gp")) { + String[] coordinates = item.getString("gp").split(","); + position.setLongitude(Double.parseDouble(coordinates[0])); + position.setLatitude(Double.parseDouble(coordinates[1])); + position.setValid(true); + position.setTime(time); + } else { + getLastLocation(position, time); + } + + if (item.containsKey("ci")) { + String[] cell = item.getString("ci").split(","); + network.addCellTower(CellTower.from( + Integer.parseInt(cell[0]), Integer.parseInt(cell[1]), + Integer.parseInt(cell[2]), Integer.parseInt(cell[3]), + Integer.parseInt(cell[4]))); + } + + if (item.containsKey("wi")) { + String[] points = item.getString("wi").split(";"); + for (String point : points) { + String[] values = point.split(","); + network.addWifiAccessPoint(WifiAccessPoint.from( + values[0].replaceAll("(..)", "$1:"), Integer.parseInt(values[1]))); + } + } + + if (item.containsKey("wn")) { + position.set(Position.KEY_ALARM, decodeAlarm(item.getInt("wn"))); + } + if (item.containsKey("ic")) { + position.set(Position.KEY_ICCID, item.getString("ic")); + } + if (item.containsKey("ve")) { + position.set(Position.KEY_VERSION_FW, item.getString("ve")); + } + if (item.containsKey("te")) { + String[] temperatures = item.getString("te").split(","); + for (int j = 0; j < temperatures.length; j++) { + position.set(Position.PREFIX_TEMP + (j + 1), Integer.parseInt(temperatures[j]) * 0.1); + } + } + if (item.containsKey("st")) { + position.set(Position.KEY_STEPS, item.getInt("st")); + } + if (item.containsKey("ba")) { + position.set(Position.KEY_BATTERY_LEVEL, decodeBattery(item.getInt("ba"))); + } + if (item.containsKey("sn")) { + position.set(Position.KEY_RSSI, item.getInt("sn")); + } + if (item.containsKey("hr")) { + position.set(Position.KEY_HEART_RATE, item.getInt("hr")); + } + + if (network.getCellTowers() != null || network.getWifiAccessPoints() != null) { + position.setNetwork(network); + } + + positions.add(position); + } + + return positions.isEmpty() ? null : positions; + } + +} -- cgit v1.2.3