/**
* Dispatches a request to a controller
*
* @param \TYPO3\Flow\Mvc\RequestInterface $request The request to dispatch
* @param \TYPO3\Flow\Mvc\ResponseInterface $response The response, to be modified by the controller
* @return void
* @throws \TYPO3\Flow\Mvc\Exception\InfiniteLoopException
* @api
*/
public function dispatch(RequestInterface $request, ResponseInterface $response)
{
$dispatchLoopCount = 0;
while (!$request->isDispatched()) {
if ($dispatchLoopCount++ > 99) {
throw new \TYPO3\Flow\Mvc\Exception\InfiniteLoopException('Could not ultimately dispatch the request after ' . $dispatchLoopCount . ' iterations.', 1217839467);
}
$controller = $this->resolveController($request);
try {
$this->emitBeforeControllerInvocation($request, $response, $controller);
$controller->processRequest($request, $response);
$this->emitAfterControllerInvocation($request, $response, $controller);
} catch (StopActionException $exception) {
$this->emitAfterControllerInvocation($request, $response, $controller);
if ($exception instanceof ForwardException) {
$request = $exception->getNextRequest();
} elseif ($request->isMainRequest() === FALSE) {
$request = $request->getParentRequest();
}
}
}
}
/**
* Try processing the request until it is successfully marked "dispatched"
*
* @param RequestInterface $request
* @param ResponseInterface $response
* @throws InvalidControllerException|InfiniteLoopException|NoSuchOptionException
*/
protected function initiateDispatchLoop(RequestInterface $request, ResponseInterface $response)
{
$dispatchLoopCount = 0;
/** @var ActionRequest $request */
while (!$request->isDispatched()) {
if ($dispatchLoopCount++ > 99) {
throw new Exception\InfiniteLoopException(sprintf('Could not ultimately dispatch the request after %d iterations.', $dispatchLoopCount), 1217839467);
}
$controller = $this->resolveController($request);
try {
$this->emitBeforeControllerInvocation($request, $response, $controller);
$controller->processRequest($request, $response);
$this->emitAfterControllerInvocation($request, $response, $controller);
} catch (StopActionException $exception) {
$this->emitAfterControllerInvocation($request, $response, $controller);
if ($exception instanceof ForwardException) {
$request = $exception->getNextRequest();
} elseif (!$request->isMainRequest()) {
$request = $request->getParentRequest();
}
}
}
}
