/**
* Mehedo __construct (private)
*
* Inicia uma conexão com o banco de dado
* usando a API PDO
*/
private function __construct()
{
try {
self::$instance = new \PDO('mysql:host=' . DB['HOST'] . ';port=3306;dbname=' . DB['NAME'] . ';charset=utf8', DB['USER'], DB['PASS']);
self::$instance->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
} catch (\PDOException $e) {
die("Erro no banco de dados: " . $e->getMessage());
}
}
public static function getInstance($connectionString, $username, $password)
{
if (self::$instance == null) {
try {
self::$instance = new \PDO($connectionString, $username, $password);
} catch (\PDOException $e) {
die($e->getMessage());
} catch (\Exception $e) {
die($e->getMessage());
}
}
return self::$instance;
}
