/**
* @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 BadRequestException) {
$this->setView('404');
// load template 404.phtml
} else {
$this->setView('500');
// load template 500.phtml
Debug::processException($exception);
// and handle error by Nette\Debug
}
}
/**
* Dispatch a HTTP request to a front controller.
* @return void
*/
public function run()
{
$httpRequest = $this->getHttpRequest();
$httpResponse = $this->getHttpResponse();
$httpRequest->setEncoding('UTF-8');
if (Environment::getVariable('baseUri') === NULL) {
Environment::setVariable('baseUri', $httpRequest->getUri()->getBasePath());
}
// autostarts session
$session = $this->getSession();
if (!$session->isStarted() && $session->exists()) {
$session->start();
}
// enable routing debuggger
Nette\Debug::addPanel(new RoutingDebugger($this->getRouter(), $httpRequest));
// check HTTP method
if ($this->allowedMethods) {
$method = $httpRequest->getMethod();
if (!in_array($method, $this->allowedMethods, TRUE)) {
$httpResponse->setCode(Nette\Web\IHttpResponse::S501_NOT_IMPLEMENTED);
$httpResponse->setHeader('Allow', implode(',', $this->allowedMethods));
echo '<h1>Method ' . htmlSpecialChars($method) . ' is not implemented</h1>';
return;
}
}
// dispatching
$request = NULL;
$repeatedError = FALSE;
do {
try {
if (count($this->requests) > self::$maxLoop) {
throw new ApplicationException('Too many loops detected in application life cycle.');
}
if (!$request) {
$this->onStartup($this);
// default router
$router = $this->getRouter();
if ($router instanceof MultiRouter && !count($router)) {
$router[] = new SimpleRouter(array('presenter' => 'Default', 'action' => 'default'));
}
// routing
$request = $router->match($httpRequest);
if (!$request instanceof PresenterRequest) {
$request = NULL;
throw new BadRequestException('No route for HTTP request.');
}
if (strcasecmp($request->getPresenterName(), $this->errorPresenter) === 0) {
throw new BadRequestException('Invalid request.');
}
}
$this->requests[] = $request;
$this->onRequest($this, $request);
// Instantiate presenter
$presenter = $request->getPresenterName();
try {
$class = $this->getPresenterLoader()->getPresenterClass($presenter);
$request->setPresenterName($presenter);
} catch (InvalidPresenterException $e) {
throw new BadRequestException($e->getMessage(), 404, $e);
}
$request->freeze();
// Execute presenter
$this->presenter = new $class();
$response = $this->presenter->run($request);
// Send response
if ($response instanceof ForwardingResponse) {
$request = $response->getRequest();
continue;
} elseif ($response instanceof IPresenterResponse) {
$response->send();
}
break;
} catch (\Exception $e) {
// fault barrier
if ($this->catchExceptions === NULL) {
$this->catchExceptions = Environment::isProduction();
}
$this->onError($this, $e);
if (!$this->catchExceptions) {
$this->onShutdown($this, $e);
throw $e;
}
if ($repeatedError) {
$e = new ApplicationException('An error occured while executing error-presenter', 0, $e);
}
if (!$httpResponse->isSent()) {
$httpResponse->setCode($e instanceof BadRequestException ? $e->getCode() : 500);
}
if (!$repeatedError && $this->errorPresenter) {
$repeatedError = TRUE;
$request = new PresenterRequest($this->errorPresenter, PresenterRequest::FORWARD, array('exception' => $e));
// continue
} else {
// default error handler
echo "<!DOCTYPE html><meta name=robots content=noindex>\n\n";
echo "<style>body{color:black;background:white;width:500px;margin:100px auto}h1{font:bold 47px/1.5 sans-serif;margin:.6em 0}p{font:21px/1.5 Georgia,serif;margin:1.5em 0}small{font-size:70%;color:gray}</style>\n\n";
if ($e instanceof BadRequestException) {
echo "<title>404 Not Found</title>\n\n<h1>Not Found</h1>\n\n<p>The requested URL was not found on this server.</p>";
} else {
Nette\Debug::processException($e, FALSE);
echo "<title>500 Internal Server Error</title>\n\n<h1>Server Error</h1>\n\n", "<p>The server encountered an internal error and was unable to complete your request. Please try again later.</p>";
}
echo "\n\n<hr>\n<small><i>Nette Framework</i></small>";
break;
}
}
} while (1);
$this->onShutdown($this, isset($e) ? $e : NULL);
}
