Add Carscop protocol

1 files changed, 136 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/CarscopProtocolDecoder.java b/src/org/traccar/protocol/CarscopProtocolDecoder.java
new file mode 100644
index 000000000..accc04ebd
--- /dev/null
+++ b/src/org/traccar/protocol/CarscopProtocolDecoder.java
@@ -0,0 +1,136 @@
+/*
+ * 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 CarscopProtocolDecoder extends BaseProtocolDecoder {
+
+    private Long deviceId;
+
+    public CarscopProtocolDecoder(ServerManager serverManager) {
+        super(serverManager);
+    }
+
+    // Very similar to TK103 protocol
+    static private Pattern pattern = Pattern.compile(
+            "\\*.*" +
+            "(\\d{2})(\\d{2})(\\d{2})" + // Time (HHMMSS)
+            "([AV])" +                   // Validity
+            "(\\d{2})(\\d{2}\\.\\d{4})" + // Latitude (DDMM.MMMM)
+            "([NS])" +
+            "(\\d{3})(\\d{2}\\.\\d{4})" + // Longitude (DDDMM.MMMM)
+            "([EW])" +
+            "(\\d{3}\\.\\d)" +           // Speed
+            "(\\d{2})(\\d{2})(\\d{2})" + // Date (YYMMDD)
+            "(\\d{3}\\.\\d{2})" +        // Course
+            "(\\d{8})" +                 // State
+            "L(\\d{6})");                // Milage
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, Object msg)
+            throws Exception {
+
+        String sentence = (String) msg;
+
+        // Device identification
+        int index = sentence.indexOf("UB05");
+        if (index != -1) {
+            String imei = sentence.substring(index + 4, index + 4 + 15);
+            try {
+                deviceId = getDataManager().getDeviceByImei(imei).getId();
+            } catch(Exception error) {
+                Log.warning("Unknown device - " + imei);
+            }
+        }
+        if (deviceId == null) {
+            return null;
+        }
+
+        // Parse message
+        Matcher parser = pattern.matcher(sentence);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        // Create new position
+        Position position = new Position();
+        position.setDeviceId(deviceId);
+        StringBuilder extendedInfo = new StringBuilder("<protocol>carscop</protocol>");
+        index = 1;
+
+        // Time
+        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+        time.clear();
+        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++)));
+
+        // Validity
+        position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false);
+
+        // Latitude
+        Double latitude = Double.valueOf(parser.group(index++));
+        latitude += Double.valueOf(parser.group(index++)) / 60;
+        if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
+        position.setLatitude(latitude);
+
+        // Longitude
+        Double lonlitude = Double.valueOf(parser.group(index++));
+        lonlitude += Double.valueOf(parser.group(index++)) / 60;
+        if (parser.group(index++).compareTo("W") == 0) lonlitude = -lonlitude;
+        position.setLongitude(lonlitude);
+
+        // Altitude
+        position.setAltitude(0.0);
+
+        // Speed
+        position.setSpeed(Double.valueOf(parser.group(index++)));
+
+        // Date
+        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++)));
+        position.setTime(time.getTime());
+
+        // Course
+        position.setCourse(Double.valueOf(parser.group(index++)));
+        
+        // State
+        extendedInfo.append("<state>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</state>");
+
+        // Milage
+        extendedInfo.append("<milage>");
+        extendedInfo.append(Integer.valueOf(parser.group(index++)));
+        extendedInfo.append("</milage>");
+
+        position.setExtendedInfo(extendedInfo.toString());
+        return position;
+    }
+
+}