From b607711e6471cc6018c5bbb20a1df7c399bfb878 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 12 May 2019 19:23:04 -0700
Subject: Support binary custom command

---
 .../traccar/protocol/TeltonikaProtocolEncoder.java | 25 +++++++++++++---------
 .../protocol/TeltonikaProtocolEncoderTest.java     |  5 ++++-
 2 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java b/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
index 944cec024..705d01d07 100644
--- a/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 - 2019 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.
@@ -17,6 +17,7 @@ package org.traccar.protocol;
 
 import org.traccar.BaseProtocolEncoder;
 import org.traccar.helper.Checksum;
+import org.traccar.helper.DataConverter;
 import org.traccar.model.Command;
 
 import io.netty.buffer.ByteBuf;
@@ -26,17 +27,17 @@ import java.nio.charset.StandardCharsets;
 
 public class TeltonikaProtocolEncoder extends BaseProtocolEncoder {
 
-    private ByteBuf encodeContent(String content) {
+    private ByteBuf encodeContent(byte[] content) {
 
         ByteBuf buf = Unpooled.buffer();
 
         buf.writeInt(0);
-        buf.writeInt(content.length() + 10);
+        buf.writeInt(content.length + 10);
         buf.writeByte(TeltonikaProtocolDecoder.CODEC_12);
         buf.writeByte(1); // quantity
         buf.writeByte(5); // type
-        buf.writeInt(content.length() + 2);
-        buf.writeBytes(content.getBytes(StandardCharsets.US_ASCII));
+        buf.writeInt(content.length + 2);
+        buf.writeBytes(content);
         buf.writeByte('\r');
         buf.writeByte('\n');
         buf.writeByte(1); // quantity
@@ -48,11 +49,15 @@ public class TeltonikaProtocolEncoder extends BaseProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        switch (command.getType()) {
-            case Command.TYPE_CUSTOM:
-                return encodeContent(command.getString(Command.KEY_DATA));
-            default:
-                return null;
+        if (command.getType().equals(Command.TYPE_CUSTOM)) {
+            String data = command.getString(Command.KEY_DATA);
+            if (data.matches("(\\p{XDigit}{2})+")) {
+                return encodeContent(DataConverter.parseHex(data));
+            } else {
+                return encodeContent(data.getBytes(StandardCharsets.US_ASCII));
+            }
+        } else {
+            return null;
         }
     }
 
diff --git a/src/test/java/org/traccar/protocol/TeltonikaProtocolEncoderTest.java b/src/test/java/org/traccar/protocol/TeltonikaProtocolEncoderTest.java
index 83ea961b4..0bd4efb72 100644
--- a/src/test/java/org/traccar/protocol/TeltonikaProtocolEncoderTest.java
+++ b/src/test/java/org/traccar/protocol/TeltonikaProtocolEncoderTest.java
@@ -14,10 +14,13 @@ public class TeltonikaProtocolEncoderTest extends ProtocolTest {
         Command command = new Command();
         command.setDeviceId(1);
         command.setType(Command.TYPE_CUSTOM);
-        command.set(Command.KEY_DATA, "setdigout 11");
 
+        command.set(Command.KEY_DATA, "setdigout 11");
         verifyCommand(encoder, command, binary("00000000000000160C01050000000E7365746469676F75742031310D0A010000E258"));
 
+        command.set(Command.KEY_DATA, "03030000000185E8");
+        verifyCommand(encoder, command, binary("00000000000000120c01050000000a03030000000185e80d0a010000cf19"));
+
     }
 
 }
-- 
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