PDO Wrapper

<?php
    class Database{
        private $db;

        public function __construct($config){
            $driver = strtolower($config['database']['driver']);
            $host = $config['database']['host'];
            $database = $config['database']['name'];
            $username = $config['database']['username'];
            $password = $config['database']['password'];

            $this->connect($driver, $host, $database, $username, $password);
        }

        public function connect($driver, $host, $database, $username, $password){
            try{
                $this->db = new PDO($driver.":host=".$host.";dbname=".$database, $username, $password);
                $this->db->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
                $this->db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
            }catch(PDOException $ex){
                $errorCode = $ex->getCode();
                $errorMessage = $ex->getMessage();
                $errorFile = $ex->getFile();
                $errorLine = $ex->getLine();
                include(dirname(dirname(__FILE__))."/error.php");
            }
        }

        public function nonQuery($query){
            try{
                $run = $this->db->prepare($query);
                if(func_get_args() > 0){
                    $args = func_get_args();
                    array_shift($args);
                    return $run->execute($args);
                }else{
                    return $run->execute();
                }
            }catch(PDOException $ex){
                $errorCode = $ex->getCode();
                $errorMessage = $ex->getMessage();
                $errorFile = $ex->getFile();
                $errorLine = $ex->getLine();
                include(dirname(dirname(__FILE__))."/error.php");

            }
        }

        function query($query){
            try{
                $run = $this->db->prepare($query);
                if(func_get_args() > 0){
                    $args = func_get_args();
                    array_shift($args);
                    $run->execute($args);
                }else{
                    $run->execute();
                }
                return $run; // using: ->fetchall(PDO::FETCH_ASSOC); needs: print_r($db->query("SELECT * FROM `test2`"));
            }catch(PDOException $ex){
                $errorCode = $ex->getCode();
                $errorMessage = $ex->getMessage();
                $errorFile = $ex->getFile();
                $errorLine = $ex->getLine();
                include(dirname(dirname(__FILE__))."/error.php");
            }
        }
    }

    $db = new Database($config);
?>