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-rw-r--r--SviasProtocolDecoder.java205
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diff --git a/SviasProtocolDecoder.java b/SviasProtocolDecoder.java
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+++ b/SviasProtocolDecoder.java
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+/*
+ * Copyright 2013 - 2017 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.jboss.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.model.Position;
+import java.text.ParseException;
+
+import java.net.SocketAddress;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.TimeZone;
+import org.traccar.helper.Log;
+import org.traccar.helper.UnitsConverter;
+
+public class SviasProtocolDecoder extends BaseProtocolDecoder {
+
+ public SviasProtocolDecoder(SviasProtocol protocol) {
+ super(protocol);
+ }
+
+ private void sendResponse(Channel channel, String prefix) {
+ if (channel != null) {
+ channel.write(prefix);
+ }
+ }
+
+ private String zeros(String texto, Integer valor) {
+ String aux = "";
+ for (int i = 0; i < valor; i++) {
+ aux += '0';
+ }
+ return aux + texto;
+ }
+
+ public String decimalToBinary(int valor) {
+
+ String bin = Integer.toString(valor, 2);
+ return bin;
+ }
+
+ private double convert2decimal(long v) {
+ float a = (float) v / 1.0E7F;
+ int b = (int) (v / 10000000L);
+ float c = a - b;
+ float d = (float) (c * 1.6666666666666667D);
+ int e = (int) (v / 10000000L);
+ float f = d + e;
+
+ return Double.valueOf(f);
+
+ }
+
+ private Position decodePosition(Channel channel, SocketAddress remoteAddress, String substring)
+ throws ParseException {
+ int index = 0;
+
+ String[] values = substring.split(",");
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, values[3]);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.set(Position.KEY_VERSION_HW, values[index++].replace("[", ""));
+
+ String swOrAlt = values[index++];
+ position.set(Position.KEY_VERSION_HW, swOrAlt);
+ position.setAltitude(Double.parseDouble(swOrAlt));
+
+ position.set(Position.KEY_INDEX, Integer.valueOf(values[index++]));
+
+ String imei = values[index++];
+ position.set(Position.KEY_TYPE, values[index++]);
+
+ DateFormat dateFormat = new SimpleDateFormat("ddMMyyHHmmss");
+ dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+
+ String date = values[index++];
+ String time = values[index++];
+
+ position.setTime(dateFormat.parse(zeros(date, 6 - date.trim().length())
+ + zeros(time, 6 - time.trim().length())));
+
+ position.setLatitude(convert2decimal(Long.valueOf(values[index++])));
+ position.setLongitude(convert2decimal(Long.valueOf(values[index++])));
+
+ position.setSpeed(UnitsConverter.knotsFromKph(Integer.valueOf(values[index++]) / 100));
+ position.setCourse(Integer.valueOf(values[index++]) / 100);
+
+ position.set(Position.KEY_ODOMETER, Integer.valueOf(values[index++]));
+
+ String input = decimalToBinary(Integer.valueOf(values[index++]));
+ String output = decimalToBinary(Integer.valueOf(values[index++]));
+
+ /** inputs */
+ String in = new StringBuilder(zeros(input, 8 - input.length())).reverse().toString();
+
+ /** outputs */
+ String out = new StringBuilder(zeros(output, 8 - output.length())).reverse().toString();
+
+ if (in.substring(0, 1).equals("1")) {
+ position.set(Position.KEY_ALARM, Position.ALARM_SOS);
+ }
+
+ position.set(Position.PREFIX_IN + 1, in.substring(1, 2).equals("1"));
+ position.set(Position.PREFIX_IN + 2, in.substring(2, 3).equals("1"));
+ position.set(Position.PREFIX_IN + 3, in.substring(3, 4).equals("1"));
+ position.set(Position.KEY_IGNITION, in.substring(4, 5).equals("1"));
+
+ if (in.substring(7, 8).equals("1")) {
+ position.set(Position.KEY_ALARM, Position.ALARM_POWER_CUT);
+ }
+
+ position.setValid(out.substring(0, 1).equals("1"));
+
+ if (out.substring(1, 2).equals("1")) {
+ position.set(Position.KEY_ALARM, Position.ALARM_JAMMING);
+ }
+
+ position.set(Position.PREFIX_OUT + 1, out.substring(2, 3).equals("1"));
+ position.set(Position.PREFIX_OUT + 2, out.substring(3, 4).equals("1"));
+ position.set(Position.PREFIX_OUT + 3, out.substring(4, 5).equals("1"));
+
+ position.set(Position.KEY_POWER, Integer.valueOf(values[index++]) / 100);
+
+ position.set(Position.KEY_BATTERY_LEVEL, Double.parseDouble(values[index++]));
+
+ position.set(Position.KEY_RSSI, Integer.valueOf(values[index++]));
+
+ if (values.length == 22) {
+ String driverUniqueId = values[index++];
+ if (!driverUniqueId.isEmpty()) {
+ position.set(Position.KEY_DRIVER_UNIQUE_ID, driverUniqueId);
+ }
+ }
+
+ String status = decimalToBinary(Integer.parseInt(values[index++]));
+ String st = new StringBuilder(zeros(status, 8 - status.length())).reverse().toString();
+
+ position.set(Position.ALARM_CORNERING, st.substring(0, 1).equals("1"));
+ position.set(Position.ALARM_GEOFENCE_ENTER, st.substring(1, 2).equals("1"));
+ position.set(Position.ALARM_FALL_DOWN, st.substring(3, 4).equals("1"));
+ position.set(Position.ALARM_OVERSPEED, st.substring(4, 5).equals("1"));
+ position.set("connectedPrimaryServer", st.substring(5, 6).equals("1"));
+ position.set("connectedSecundaryServer", st.substring(6, 7).equals("1"));
+
+ return position;
+ }
+
+ @Override
+ protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg)
+ throws Exception {
+
+ String sentence = (String) msg;
+
+ if (sentence.contains(":")) {
+
+ Log.info(sentence);
+
+ String[] values = sentence.substring(1).split(":");
+
+ String imei = values[1];
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+
+ if (deviceSession != null) {
+ sendResponse(channel, "@");
+ }
+
+ } else {
+
+ Position position = decodePosition(channel, remoteAddress,
+ sentence.substring(sentence.indexOf('[', 1) + 1));
+
+ if (position != null) {
+ sendResponse(channel, "@");
+ return position;
+ }
+ }
+
+ return null;
+
+ }
+
+}