<?php
/**
 * @author Amine KEFI
 * @version 1.0
 **/

namespace Core;

use \PDO;

class PDO2 extends \PDO {

	private static $_instance;

	public function __construct( ) {

	}

	
	public static function getInstance() {

		if (!isset(self::$_instance)) {
		/*
		try {

			self::$_instance = new PDO(SQL_DSN, SQL_USERNAME, SQL_PASSWORD,array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8"));

		} catch (PDOException $e) {

			echo $e;
		}
		*/
		if(!empty($GLOBALS['cnx'])){
			self::$_instance = $GLOBALS['cnx'];
		}

		} 
		
		return self::$_instance; 
	}
	
}