Add IntelliTrac protocol support

1 files changed, 132 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/IntellitracProtocolDecoder.java b/src/org/traccar/protocol/IntellitracProtocolDecoder.java
new file mode 100644
index 000000000..7b1cb3880
--- /dev/null
+++ b/src/org/traccar/protocol/IntellitracProtocolDecoder.java
@@ -0,0 +1,132 @@
+/*
+ * 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.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 IntellitracProtocolDecoder extends BaseProtocolDecoder {
+
+    public IntellitracProtocolDecoder(ServerManager serverManager) {
+        super(serverManager);
+    }
+
+    static private Pattern pattern = Pattern.compile(
+            "(?:.+,)?(\\d+)," +            // Device Identifier
+            "(\\d{4})(\\d{2})(\\d{2})" +   // Date (YYYYMMDD)
+            "(\\d{2})(\\d{2})(\\d{2})," +  // Time (HHMMSS)
+            "(\\d+\\.\\d+)," +             // Longitude
+            "(\\d+\\.\\d+)," +             // Latitude
+            "(\\d+\\.?\\d*)," +            // Speed
+            "(\\d+\\.?\\d*)," +            // Course
+            "(\\d+\\.?\\d*)," +            // Altitude
+            "(\\d+)," +                    // Satellites
+            "(\\d+)," +                    // Report Identifier
+            "(\\d+)," +                    // Input
+            "(\\d+),?" +                   // Output
+            "(\\d+\\.\\d+)?,?" +           // ADC1
+            "(\\d+\\.\\d+)?");             // ADC2
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, Object msg)
+            throws Exception {
+
+        String sentence = (String) msg;
+        
+        // Parse message
+        Matcher parser = pattern.matcher(sentence);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        // Create new position
+        Position position = new Position();
+        StringBuilder extendedInfo = new StringBuilder("<protocol>intellitrac</protocol>");
+        Integer index = 1;
+
+        // Detect device
+        String id = parser.group(index++);
+        try {
+            position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
+        } catch(Exception error) {
+            Log.warning("Unknown device - " + id);
+            return null;
+        }
+        
+        // Date and time
+        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+        time.clear();
+        time.set(Calendar.YEAR, 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, 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 data
+        position.setLongitude(Double.valueOf(parser.group(index++)));
+        position.setLatitude(Double.valueOf(parser.group(index++)));
+        position.setSpeed(Double.valueOf(parser.group(index++)));
+        position.setCourse(Double.valueOf(parser.group(index++)));
+        position.setAltitude(Double.valueOf(parser.group(index++)));
+        
+        // Satellites
+        int satellites = Integer.valueOf(parser.group(index++));
+        position.setValid(satellites >= 3);
+        extendedInfo.append("<satellites>");
+        extendedInfo.append(satellites);
+        extendedInfo.append("</satellites>");
+        
+        // Report identifier
+        position.setId(Long.valueOf(parser.group(index++)));
+
+        // Input
+        extendedInfo.append("<input>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</input>");
+
+        // Output
+        extendedInfo.append("<output>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</output>");
+
+        // ADC1
+        String adc1 = parser.group(index++);
+        if (adc1 != null) {
+            extendedInfo.append("<adc1>").append(adc1).append("</adc1>");
+        }
+
+        // ADC2
+        String adc2 = parser.group(index++);
+        if (adc2 != null) {
+            extendedInfo.append("<adc2>").append(adc2).append("</adc2>");
+        }
+
+        position.setExtendedInfo(extendedInfo.toString());
+        return position;
+    }
+
+}