/**
* @param Exception
* @return void
*/
public function renderDefault($exception)
{
if ($this->isAjax()) {
// AJAX request? Just note this error in payload.
$this->payload->error = TRUE;
$this->terminate();
} elseif ($exception instanceof NBadRequestException) {
$code = $exception->getCode();
// load template 403.latte or 404.latte or ... 4xx.latte
$this->setView(in_array($code, array(403, 404, 405, 410, 500)) ? $code : '4xx');
// log to access.log
NDebugger::log("HTTP code {$code}: {$exception->getMessage()} in {$exception->getFile()}:{$exception->getLine()}", 'access');
} else {
$this->setView('500');
// load template 500.latte
NDebugger::log($exception, NDebugger::ERROR);
// and log exception
}
}
/**
* Dispatch a HTTP request to a front controller.
* @return void
*/
public function run()
{
$request = NULL;
$repeatedError = FALSE;
do {
try {
if (count($this->requests) > self::$maxLoop) {
throw new NApplicationException('Too many loops detected in application life cycle.');
}
if (!$request) {
$this->onStartup($this);
$request = $this->router->match($this->httpRequest);
if (!$request instanceof NPresenterRequest) {
$request = NULL;
throw new NBadRequestException('No route for HTTP request.');
}
if (strcasecmp($request->getPresenterName(), $this->errorPresenter) === 0) {
throw new NBadRequestException('Invalid request. Presenter is not achievable.');
}
}
$this->requests[] = $request;
$this->onRequest($this, $request);
// Instantiate presenter
$presenterName = $request->getPresenterName();
try {
$this->presenter = $this->presenterFactory->createPresenter($presenterName);
} catch (NInvalidPresenterException $e) {
throw new NBadRequestException($e->getMessage(), 404, $e);
}
$this->presenterFactory->getPresenterClass($presenterName);
$request->setPresenterName($presenterName);
$request->freeze();
// Execute presenter
$response = $this->presenter->run($request);
if ($response) {
$this->onResponse($this, $response);
}
// Send response
if ($response instanceof NForwardResponse) {
$request = $response->getRequest();
continue;
} elseif ($response instanceof IPresenterResponse) {
$response->send($this->httpRequest, $this->httpResponse);
}
break;
} catch (Exception $e) {
// fault barrier
$this->onError($this, $e);
if (!$this->catchExceptions) {
$this->onShutdown($this, $e);
throw $e;
}
if ($repeatedError) {
$e = new NApplicationException('An error occurred while executing error-presenter', 0, $e);
}
if (!$this->httpResponse->isSent()) {
$this->httpResponse->setCode($e instanceof NBadRequestException ? $e->getCode() : 500);
}
if (!$repeatedError && $this->errorPresenter) {
$repeatedError = TRUE;
if ($this->presenter instanceof NPresenter) {
try {
$this->presenter->forward(":$this->errorPresenter:", array('exception' => $e));
} catch (NAbortException $foo) {
$request = $this->presenter->getLastCreatedRequest();
}
} else {
$request = new NPresenterRequest(
$this->errorPresenter,
NPresenterRequest::FORWARD,
array('exception' => $e)
);
}
// continue
} else { // default error handler
if ($e instanceof NBadRequestException) {
$code = $e->getCode();
} else {
$code = 500;
NDebugger::log($e, NDebugger::ERROR);
}
require dirname(__FILE__) . '/templates/error.phtml';
break;
}
}
} while (1);
$this->onShutdown($this, isset($e) ? $e : NULL);
}