1 files changed, 117 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Xt013ProtocolDecoder.java b/src/org/traccar/protocol/Xt013ProtocolDecoder.java
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+++ b/src/org/traccar/protocol/Xt013ProtocolDecoder.java
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+/*
+ * Copyright 2015 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 org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.database.DataManager;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+import java.text.ParseException;
+import java.util.Calendar;
+import java.util.Properties;
+import java.util.TimeZone;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Xt013ProtocolDecoder extends BaseProtocolDecoder {
+
+    public Xt013ProtocolDecoder(DataManager dataManager, String protocol, Properties properties) {
+        super(dataManager, protocol, properties);
+    }
+
+    private static final Pattern pattern = Pattern.compile(
+            "TK," +
+            "(\\d+)," +                         // IMEI
+            "(\\d{2})(\\d{2})(\\d{2})" +        // Date (YYMMDD)
+            "(\\d{2})(\\d{2})(\\d{2})," +       // Time (HHMMSS)
+            "([+-]\\d+\\.\\d+)," +              // Latitude
+            "([+-]\\d+\\.\\d+)," +              // Longitude
+            "(\\d+)," +                         // Altitude
+            "(\\d+)," +                         // Course
+            "(\\d+)," +                         // Speed
+            "\\d+," +
+            "([FL])," +                         // GPS fix
+            "\\d+," +
+            "(\\d+)," +                         // GPS level
+            "\\p{XDigit}+," +
+            "\\p{XDigit}+," +
+            "(\\d+)," +                         // GSM level
+            "[^,]*," +
+            "(\\d+\\.\\d+)," +                  // Battery
+            "(\\d)," +                          // Charging
+            ".*");
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, Object msg)
+            throws Exception {
+
+        // Parse message
+        String sentence = (String) msg;
+        Matcher parser = pattern.matcher(sentence);
+        if (!parser.matches()) {
+            throw new ParseException(null, 0);
+        }
+
+        // Create new position
+        Position position = new Position();
+        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
+
+        Integer index = 1;
+
+        // Identify device
+        String imei = parser.group(index++);
+        try {
+            position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
+        } catch(Exception error) {
+            Log.warning("Unknown device - " + imei);
+            return null;
+        }
+
+        // Time
+        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+        time.clear();
+        time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
+        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
+        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
+        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++)));
+        position.setTime(time.getTime());
+
+        // Location
+        position.setLatitude(Double.valueOf(parser.group(index++)));
+        position.setLongitude(Double.valueOf(parser.group(index++)));
+        position.setAltitude(Double.valueOf(parser.group(index++)));
+        position.setCourse(Double.valueOf(parser.group(index++)));
+        position.setSpeed(Double.valueOf(parser.group(index++)));
+        position.setValid(parser.group(index++).equals("F"));
+
+        // Other
+        extendedInfo.set("gps", parser.group(index++));
+        extendedInfo.set("gsm", parser.group(index++));
+        extendedInfo.set("battery", parser.group(index++));
+        extendedInfo.set("charging", parser.group(index++));
+
+        position.setExtendedInfo(extendedInfo.toString());
+        return position;
+    }
+
+}