a.php

<?
function crud($base, $controller, $name, &$app) {
  $app->group($base, function() use($app, $controller, $name) {
	$app->get('', $controller . ':index')->setName($name);
	$app->get('/create', $controller . ':getCreate')->setName($name . '.create');
	$app->get('/{id}/update', $controller . ':getUpdate');
	$app->get('/{id}/delete', $controller . ':getDelete');
  })->add(new RouteNameMiddleware($app->getContainer()));

  $app->group($base, function() use($app, $controller) {
	$app->post('/create', $controller . ':postCreate');
	$app->post('/{id}/update', $controller . ':postUpdate');
  });
}