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<?php /* Copyright (c) 2024 Freya Murphy */
abstract class Controller extends Component {
/**
* Default index for a app, empty
*/
public function index(): void {}
/**
* Redirectes to a link
*/
public function redirect(string $link): void
{
header('Location: '. $link, true, 301);
die();
}
/**
* Lodas a view
*/
protected function view(string $__name, array $data = array()): void
{
$__path = WEB_ROOT . '/_views/' . $__name . '.php';
if (is_file($__path)) {
extract($data);
require($__path);
}
}
/**
* Loads a erorr page with a given
* error code
*/
protected function error(int $code): void
{
$error_controller = $this->load_controller('error');
$error_controller->code($code);
die();
}
/**
* Returns HTTP POST information if POST request.
* Returns 405 Method Not Allowed if not.
*
* If $key is specified, returns only that key. otherwise
* returns HTTP 400 Bad Request;
*/
protected function post_data(?string $key = NULL): array|string
{
// only post requests allowed
if ($_SERVER['REQUEST_METHOD'] != 'POST')
$this->error(405);
// return entire $_POST array
if (!$key)
return $_POST;
if (!isset($_POST[$key]))
$this->error(400);
return $_POST[$key];
}
}
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