/**
* Extracts the WidgetContext from the given $httpRequest.
* If the request contains an argument "__widgetId" the context is fetched from the session (AjaxWidgetContextHolder).
* Otherwise the argument "__widgetContext" is expected to contain the serialized WidgetContext (protected by a HMAC suffix)
*
* @param Request $httpRequest
* @return WidgetContext
*/
protected function extractWidgetContext(Request $httpRequest)
{
if ($httpRequest->hasArgument('__widgetId')) {
return $this->ajaxWidgetContextHolder->get($httpRequest->getArgument('__widgetId'));
} elseif ($httpRequest->hasArgument('__widgetContext')) {
$serializedWidgetContextWithHmac = $httpRequest->getArgument('__widgetContext');
$serializedWidgetContext = $this->hashService->validateAndStripHmac($serializedWidgetContextWithHmac);
return unserialize(base64_decode($serializedWidgetContext));
}
return null;
}
/**
* Builds a widget request object from the raw HTTP information
*
* @return \TYPO3\Fluid\Core\Widget\WidgetRequest The widget request as an object
*/
public function build()
{
$request = $this->objectManager->create('TYPO3\\Fluid\\Core\\Widget\\WidgetRequest');
$request->setRequestURI(\TYPO3\CMS\Core\Utility\GeneralUtility::getIndpEnv('TYPO3_REQUEST_URL'));
$request->setBaseURI(\TYPO3\CMS\Core\Utility\GeneralUtility::getIndpEnv('TYPO3_SITE_URL'));
$request->setMethod(isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : NULL);
if (strtolower($_SERVER['REQUEST_METHOD']) === 'post') {
$request->setArguments(\TYPO3\CMS\Core\Utility\GeneralUtility::_POST());
} else {
$request->setArguments(\TYPO3\CMS\Core\Utility\GeneralUtility::_GET());
}
$rawGetArguments = \TYPO3\CMS\Core\Utility\GeneralUtility::_GET();
// TODO: rename to @action, to be consistent with normal naming?
if (isset($rawGetArguments['action'])) {
$request->setControllerActionName($rawGetArguments['action']);
}
$widgetContext = $this->ajaxWidgetContextHolder->get($rawGetArguments['fluid-widget-id']);
$request->setWidgetContext($widgetContext);
return $request;
}
/**
* An advice which intercepts the original route() method if a widget AJAX request
* was identified.
*
* If the HTTP request contains an argument hinting on an AJAX request directed
* to a widget, this method will create a matching ActionRequest rather than
* invoking the whole routing mechanism.
*
* @Flow\Around("method(TYPO3\Flow\Mvc\Routing\Router->route())")
* @param \TYPO3\Flow\Aop\JoinPointInterface $joinPoint
* @return \TYPO3\Flow\Mvc\ActionRequest
*/
public function routeAjaxWidgetRequestAdvice(JoinPointInterface $joinPoint)
{
$httpRequest = $joinPoint->getMethodArgument('httpRequest');
if ($httpRequest->hasArgument('__widgetId') || $httpRequest->hasArgument('__widgetContext')) {
$actionRequest = $httpRequest->createActionRequest();
$widgetId = $actionRequest->getInternalArgument('__widgetId');
if ($widgetId !== NULL) {
$widgetContext = $this->ajaxWidgetContextHolder->get($widgetId);
} else {
$serializedWidgetContextWithHmac = $actionRequest->getInternalArgument('__widgetContext');
$serializedWidgetContext = $this->hashService->validateAndStripHmac($serializedWidgetContextWithHmac);
$widgetContext = unserialize($serializedWidgetContext);
}
$actionRequest->setArgument('__widgetContext', $widgetContext);
$actionRequest->setControllerObjectName($widgetContext->getControllerObjectName());
return $actionRequest;
} else {
return $joinPoint->getAdviceChain()->proceed($joinPoint);
}
}