public static function getInstance($newconn = false, $pconn = false)
{
if (!isset(self::$instance) || true == $newconn) {
$className = __CLASS__;
if (false != $pconn) {
self::$instance = new $className();
} else {
self::$instance = new $className(true);
}
}
return self::$instance;
}
/**
* Funcao construtor da conexao com o banco
* @access static
* @return a instancia da conexao
*/
public function __construct()
{
//cria a conexao se a instancia for nula
if (is_null(self::$instance)) {
try {
self::$instance = parent::__construct('mysql:host=' . self::HOST . ';dbname=' . self::DB . ';charset=' . self::CHARSET, self::USER, self::PASS, array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES " . self::CHARSET));
parent::setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
echo "Connection Error: " . $e->getMessage();
exit;
}
}
return self::$instance;
}
