/**
* Handle the given request and response in the case of a routing error.
*
* @param Request $request
* @param Response $response
* @return mixed
*/
public function handle(Request $request, Response $response)
{
$status = $response->status();
$response->content("{$status} error.");
if ($this->view->exists("errors/{$status}")) {
$response->content($this->view->create("errors/{$status}", array('http_host' => $request->host(), 'request_uri' => $request->path(), 'signature' => $request->server('server_signature'))));
}
return $response;
}
/**
* Dispatch the given request and response objects with the given callable
* and optional arguments.
*
* An error handler can be set (@see Router::setErrorHandler()) to handle
* the request in the case that the given action is not callable.
*
* @param Request $request
* @param Response $response
* @param callable|string $callable
* @param array $arguments [optional]
* @return Response
*/
protected function dispatchCallable(Request $request, Response $response, $callable, array $arguments = array())
{
$requestResponse = array($request, $response);
$responses = $this->event('router.before', $requestResponse);
if (is_callable($callable)) {
$responses[] = $requestResponse[1] = $this->call($callable, $arguments);
} else {
$response->status(404);
return $this->handleError($request, $response, 'Non-callable resolved from the matched route');
}
$responses = array_merge($responses, $this->event('router.after', $requestResponse));
$requestResponse[1] = $responses[count($responses) - 1];
$responses = array_merge($responses, $this->event('router.last', $requestResponse));
foreach ($responses as $potential) {
$potential = static::prepareResponse($potential);
if ($potential->redirected() || $potential->hasContent()) {
return $potential;
}
}
return $response;
}