/**
* Run the app, parsing the requested URL and dispatching to the appropriate Route
* @internal \Microsite\App|null $parent
* @return bool|string Upon successful execution, the string of output produced, otherwise false
*/
public function run()
{
try {
$do_output = false;
$has_output = false;
$response = $this->response();
if (!$response->did_output) {
$response->did_output = true;
$do_output = true;
}
$output = false;
foreach ($this->routes as $route) {
/** @var Route $route */
if ($route->match($this) && ($this->route == null || $this->route->match_type() < $route->match_type() && $this->route->get_url() == $route->get_url())) {
$this->route = $route;
}
}
if (isset($this->route)) {
foreach ($this->middleware as $middleware) {
$this->exec_params($middleware);
}
$result = $this->route->run($this);
if ($result) {
$output = (string) $result;
$has_output = true;
}
}
if ($do_output) {
if ($has_output) {
echo $output;
} else {
$this->header('HTTP/1.1 404 Not Found');
echo $response->render('404.php');
}
}
return $output;
} catch (\Exception $e) {
$response['error'] = $e;
$this->header('HTTP/1.1 500 Internal Server Error');
if ($response instanceof Response) {
$output = $response->render('error.php');
} else {
$output = var_export($e, true);
}
}
echo $output;
return $output;
}
