final class DatabaseConnector
{
	private $db;

	public function DatabaseConnector()
	{
		//	constructor
	}

	public function connectMySQL($host, $user, $passwrd, $db, $query)
	{
		@ $db = new mysqli($host, $user, $passwrd, $db);

		if (mysqli_connect_errno())
		{
			return mysqli_connect_errno();
		}
		else
		{
			$queryResult = runQuery($query);

			return $queryResult;
		}
	}

	private function runQuery($query)
	{
		$result = $db->query($query);

		return $result;
	}
}