1 files changed, 134 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/SviasProtocolDecoder.java b/src/org/traccar/protocol/SviasProtocolDecoder.java
new file mode 100644
index 000000000..bc459de25
--- /dev/null
+++ b/src/org/traccar/protocol/SviasProtocolDecoder.java
@@ -0,0 +1,134 @@
+/*
+ * Copyright 2015 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.helper.PatternBuilder;
+
+import java.net.SocketAddress;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.TimeZone;
+import java.util.regex.Pattern;
+import org.traccar.DeviceSession;
+import org.traccar.helper.Parser;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+public class SviasProtocolDecoder extends BaseProtocolDecoder {
+
+    public SviasProtocolDecoder(SviasProtocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text("[") // delimiter init
+            .any()
+            .number("(dddddddd),") // imei
+            .any()
+            .number("(d+),") // date (yyyymmdd)
+            .number("(d+),") // time (hhmmss)
+            .number("(-?d+),") // longitude
+            .number("(-?d+),") // latitude
+            .number("(d+),") // speed
+            .number("(d+),") // course
+            .number("(d+),") // odometer
+            .number("(d+),") // input
+            .number("(d+),") // output / status
+            .any()
+            .number("(ddddd),") // main power voltage
+            .number("(d+),") // percentual power internal battery
+            .number("(d+),") // RSSID
+            .any()
+            .compile();
+
+    private double convertCoordinates(long v) {
+        return Double.valueOf(((float) ((((float) v / 1.0E7F)
+                - ((int) (v / 10000000L))) * 1.6666666666666667D)) + ((int) (v / 10000000L)));
+    }
+
+    @Override
+    protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg)
+            throws Exception {
+
+        String sentence = (String) msg;
+        Object result = null;
+
+        if (!sentence.contains(":")) {
+
+            Parser parser = new Parser(PATTERN, (String) sentence);
+            if (!parser.matches()) {
+                return null;
+            }
+
+            Position position = new Position(getProtocolName());
+
+            DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+            if (deviceSession == null) {
+                return null;
+            }
+
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            DateFormat dateFormat = new SimpleDateFormat("ddMMyyHHmmss");
+            dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+
+            String date = String.format("%06d", parser.nextInt());
+            String time = String.format("%06d", parser.nextInt());
+
+            position.setTime(dateFormat.parse(date + time));
+
+            position.setLatitude(convertCoordinates(parser.nextLong()));
+            position.setLongitude(convertCoordinates(parser.nextLong()));
+            position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble(0) / 100));
+            position.setCourse(parser.nextDouble(0) / 100);
+            position.setAltitude(0);
+
+            position.set(Position.KEY_ODOMETER, parser.nextInt());
+
+            String input = new StringBuilder(String.format("%08d",
+                    Integer.parseInt(Integer.toString(parser.nextInt(), 2)))).reverse().toString();
+
+            String output = new StringBuilder(String.format("%08d",
+                    Integer.parseInt(Integer.toString(parser.nextInt(), 2)))).reverse().toString();
+
+            position.set(Position.KEY_ALARM, (input.substring(0, 1).equals("1")
+                    ? Position.ALARM_SOS : null));
+
+            position.set(Position.KEY_IGNITION, input.substring(4, 5).equals("1"));
+
+            position.setValid(output.substring(0, 1).equals("1"));
+
+            position.set(Position.KEY_POWER, parser.nextDouble(0) / 1000);
+
+            position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
+
+            position.set(Position.KEY_RSSI, parser.nextInt());
+
+            result = position;
+
+        }
+
+        if (channel != null) {
+            channel.write("@");
+        }
+
+        return result;
+
+    }
+
+}