From f449d805a01e709b06c4b06e6dcb35d1651f73ad Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 25 Jul 2015 12:36:50 +1200
Subject: Parse extra TZone infomation

---
 src/org/traccar/model/Event.java                   |  1 +
 src/org/traccar/protocol/TzoneProtocolDecoder.java | 96 +++++++++++++++++++++-
 2 files changed, 96 insertions(+), 1 deletion(-)

(limited to 'src/org/traccar')

diff --git a/src/org/traccar/model/Event.java b/src/org/traccar/model/Event.java
index b42a776ae..caee7133b 100644
--- a/src/org/traccar/model/Event.java
+++ b/src/org/traccar/model/Event.java
@@ -51,6 +51,7 @@ public abstract class Event {
         }
     }
 
+    // Words separated by dashes (word-second-third)
     public static final String KEY_INDEX = "index";
     public static final String KEY_HDOP = "hdop";
     public static final String KEY_SATELLITES = "sat";
diff --git a/src/org/traccar/protocol/TzoneProtocolDecoder.java b/src/org/traccar/protocol/TzoneProtocolDecoder.java
index f67c9684f..ed463c109 100644
--- a/src/org/traccar/protocol/TzoneProtocolDecoder.java
+++ b/src/org/traccar/protocol/TzoneProtocolDecoder.java
@@ -41,7 +41,9 @@ public class TzoneProtocolDecoder extends BaseProtocolDecoder {
 
         buf.skipBytes(2); // header
         buf.readUnsignedShort(); // length
-        buf.readUnsignedShort(); // type
+        if (buf.readUnsignedShort() != 0x2424) {
+            return null;
+        }
         buf.readUnsignedShort(); // model
         buf.readUnsignedInt(); // firmware
         
@@ -55,6 +57,8 @@ public class TzoneProtocolDecoder extends BaseProtocolDecoder {
         Position position = new Position();
         position.setProtocol(getProtocolName());
         position.setDeviceId(getDeviceId());
+        
+        // GPS info
 
         int blockLength = buf.readUnsignedShort();
         int blockEnd = buf.readerIndex() + blockLength;
@@ -88,6 +92,96 @@ public class TzoneProtocolDecoder extends BaseProtocolDecoder {
         position.setLongitude(BitUtil.check(flags, 9) ? -lon : lon);
         position.setValid(BitUtil.check(flags, 11));
         
+        buf.readerIndex(blockEnd);
+        
+        // LBS info
+        
+        blockLength = buf.readUnsignedShort();
+        blockEnd = buf.readerIndex() + blockLength;
+        
+        if (blockLength > 0) {
+            
+            position.set(Event.KEY_LAC, buf.readUnsignedShort());
+            position.set(Event.KEY_CELL, buf.readUnsignedShort());
+        
+        }
+        
+        buf.readerIndex(blockEnd);
+        
+        // Status info
+        
+        blockLength = buf.readUnsignedShort();
+        blockEnd = buf.readerIndex() + blockLength;
+        
+        if (blockLength > 0) {
+            
+            position.set(Event.KEY_ALARM, buf.readUnsignedByte());
+            buf.readUnsignedByte(); // terminal info
+            position.set(Event.PREFIX_IO + 1, buf.readUnsignedShort());
+            position.set(Event.KEY_GSM, buf.readUnsignedByte());
+            buf.readUnsignedByte(); // GSM status
+            position.set(Event.KEY_BATTERY, buf.readUnsignedShort());
+            position.set(Event.KEY_POWER, buf.readUnsignedShort());
+            position.set(Event.PREFIX_ADC + 1, buf.readUnsignedShort());
+            position.set(Event.PREFIX_ADC + 2, buf.readUnsignedShort());
+            position.set(Event.PREFIX_TEMP + 1, buf.readUnsignedShort());
+            
+        }
+        
+        buf.readerIndex(blockEnd);
+        
+        // Cards
+        
+        int index = 1;
+        for (int i = 0; i < 4; i++) {
+            
+            blockLength = buf.readUnsignedShort();
+            blockEnd = buf.readerIndex() + blockLength;
+            
+            if (blockLength > 0) {
+                
+                int count = buf.readUnsignedByte();
+                for (int j = 0; j < count; j++) {
+
+                    int length = buf.readUnsignedByte();
+                
+                    boolean odd = length % 2 != 0;
+
+                    String num = ChannelBufferTools.readHexString(buf, odd ? length + 1 : length);
+
+                    if (odd) {
+                        num = num.substring(1);
+                    }
+
+                    position.set("card" + index, num);
+                    
+                }
+            }
+            
+            buf.readerIndex(blockEnd);
+            
+        }
+        
+        // Temperature
+        
+        buf.skipBytes(buf.readUnsignedShort());
+        
+        // Lock
+        
+        buf.skipBytes(buf.readUnsignedShort());
+
+        // Passengers
+        
+        blockLength = buf.readUnsignedShort();
+        blockEnd = buf.readerIndex() + blockLength;
+        
+        if (blockLength > 0) {
+            
+            position.set("passengers-on", buf.readUnsignedMedium());
+            position.set("passengers-off", buf.readUnsignedMedium());
+            
+        }
+        
         buf.readerIndex(blockEnd);
 
         return position;
-- 
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