diff --git a/src/web/php/lib/json_builder.php b/src/web/php/lib/json_builder.php
new file mode 100644
index 0000000..d6d62d3
--- /dev/null
+++ b/src/web/php/lib/json_builder.php
@@ -0,0 +1,51 @@
+<?php
+
+class JsonBuilder
+{
+	private $arguemnt_array;
+
+	function __construct()
+	{
+		$this->arguemnt_array = array();
+	}
+
+	function __destruct()
+	{
+	}
+
+
+	public function setData($name, $data)
+	{
+		$this->arguemnt_array[$name] = $data;
+	}
+
+	public function setErrorMessage($message)
+	{
+		$this->arguemnt_array["error"] = $message;
+	}
+
+	public function setErrorCode($code)
+	{
+		$this->setData("errorCode", $code);
+	}
+
+	public function send()
+	{
+		echo json_encode($this->arguemnt_array, JSON_UNESCAPED_UNICODE);
+	}
+
+	public function sendResultSuccess()
+	{
+		$this->arguemnt_array["result"] = "success";
+		$this->send();
+	}
+
+	public function sendResultFail()
+	{
+		$this->arguemnt_array["result"] = "fail";
+		$this->send();
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/web/php/lib/send_reply_json.php b/src/web/php/lib/send_reply_json.php
deleted file mode 100644
index f64b7c4..0000000
--- a/src/web/php/lib/send_reply_json.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-$jsonReply = array();
-
-function set_error_message($message) {
-	global $jsonReply;
-
-	$jsonReply["error"] = $message;
-}
-
-function set_data($name, $data) {
-	global $jsonReply;
-
-	$jsonReply[$name] = $data;
-}
-
-function send_result_success() {
-	global $jsonReply;
-	global $db_conn;
-
-	$jsonReply["result"] = "success";
-	echo json_encode($jsonReply, JSON_UNESCAPED_UNICODE);
-	$db_conn->close();
-}
-
-function set_error_code($data) {
-	set_data("error_code", $data);
-}
-
-function send_result_fail() {
-	global $jsonReply;
-	global $db_conn;
-
-	$jsonReply["result"] = "fail";
-	echo json_encode($jsonReply, JSON_UNESCAPED_UNICODE);
-	$db_conn->close();
-}
-
-?>
\ No newline at end of file
diff --git a/src/web/php/writing/player_list.php b/src/web/php/writing/player_list.php
index dd527a2..a7d23d7 100644
--- a/src/web/php/writing/player_list.php
+++ b/src/web/php/writing/player_list.php
@@ -2,16 +2,17 @@
 header('Content-Type: application/json');
 
 include "./../lib/connect_db.php";
+include "./../lib/json_builder.php";
 
 
-$jsonReply = array();
+$dbConnector = new DBConnector();
+$isConnected = $dbConnector->connectDB();
 
-$db_conn = new DBConnector();
-$isConnected = $db_conn->connectDB();
+$jsonBuilder = new JsonBuilder();
+$jsonBuilder->setData("isConnected", $isConnected);
+$jsonBuilder->setData("dbVariables", $dbConnector->getDBVariables());
+$jsonBuilder->sendResultSuccess();
 
-$jsonReply["isConnected"] = $isConnected;
-$jsonReply["dbVariables"] = $db_conn->getDBVariables();
-echo json_encode($jsonReply, JSON_UNESCAPED_UNICODE);
 
 
 /*