public static function getInstance()
{
// Only one instance of this class should ever exist.
// $db_instance will hold a refernce to this instance and we create and return it here.
// (This is why the constructor has been made private below. It should not be invoked externally)
if (DB_MySQL_PDO::$db_instance === NULL) {
DB_MySQL_PDO::$db_instance = new DB_MySQL_PDO();
try {
DB_MySQL_PDO::$db_instance->pdo = new PDO('mysql:host=' . DB_HOST . ';dbname=' . DB_DBASE, DB_USER, DB_PASS);
DB_MySQL_PDO::$db_instance->pdo->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
} catch (PDOException $e) {
//throw new RestException(501, 'MySQL: ' . $e->getMessage());
throw new DatabaseErrorException($e->getMessage());
}
}
return DB_MySQL_PDO::$db_instance;
}
function __construct($in = NULL)
{
$this->dp = DB_MySQL_PDO::getInstance();
}