function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
{
$path = either($request->getAttribute('virtualUri', '<i>not set</i>'), '<i>empty</i>');
$realPath = $request->getUri()->getPath();
return Http::response($response, "<br><br><table align=center cellspacing=20 style='text-align:left'>\n<tr><th>Virtual URL:<td><kbd>{$path}</kbd>\n<tr><th>URL path:<td><kbd>{$realPath}</kbd>\n</table>", 'text/html', 404);
}
/**
* Returns a route to a controller method or function.
*
* <p>The callable will receive as arguments the route parameters, followed by the request and the response objects.
* <p>It can return:
* - a response object
* - a string (sent as text/html)
* - `null` to send an empty response
* - arrays, objects or scalars will be sent as JSON.
*
* @param string|array|callable $ref Either a Closure, a 'Class::method' string or a ['Class', 'method'] array or an
* [$instance, 'method'] array.
* @return FactoryRoutable
* @throws Fault If an invalid data type is returned from the controller.
*/
function controller($ref)
{
return new FactoryRoutable(function (InjectorInterface $injector) use($ref) {
$ctrl = $injector->buildExecutable($ref);
return function (ServerRequestInterface $request, ResponseInterface $response) use($ctrl) {
$args = array_merge(array_values(Http::getRouteParameters($request)), [$request, $response]);
$result = $ctrl(...$args);
switch (true) {
case $result instanceof ResponseInterface:
return $result;
case is_string($result):
break;
case is_null($result):
$result = '';
break;
case is_array($result):
case is_object($result):
case is_scalar($result):
return Http::jsonResponse($response, $result);
default:
throw new Fault(Faults::INVALID_RESPONSE_TYPE);
}
return Http::response($response, $result);
};
});
}
