/**
* Loads and renders a view via AJAX.
*
* @param \Symfony\Component\HttpFoundation\Request $request
* The current request object.
*
* @return \Drupal\views\Ajax\ViewAjaxResponse
* The view response as ajax response.
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
* Thrown when the view was not found.
*/
public function ajaxView(Request $request)
{
$name = $request->request->get('view_name');
$display_id = $request->request->get('view_display_id');
if (isset($name) && isset($display_id)) {
$args = $request->request->get('view_args');
$args = isset($args) && $args !== '' ? explode('/', $args) : array();
// Arguments can be empty, make sure they are passed on as NULL so that
// argument validation is not triggered.
$args = array_map(function ($arg) {
return $arg == '' ? NULL : $arg;
}, $args);
$path = $request->request->get('view_path');
$dom_id = $request->request->get('view_dom_id');
$dom_id = isset($dom_id) ? preg_replace('/[^a-zA-Z0-9_-]+/', '-', $dom_id) : NULL;
$pager_element = $request->request->get('pager_element');
$pager_element = isset($pager_element) ? intval($pager_element) : NULL;
$response = new ViewAjaxResponse();
// Remove all of this stuff from the query of the request so it doesn't
// end up in pagers and tablesort URLs.
foreach (array('view_name', 'view_display_id', 'view_args', 'view_path', 'view_dom_id', 'pager_element', 'view_base_path', AjaxResponseSubscriber::AJAX_REQUEST_PARAMETER) as $key) {
$request->query->remove($key);
$request->request->remove($key);
}
// Load the view.
if (!($entity = $this->storage->load($name))) {
throw new NotFoundHttpException();
}
$view = $this->executableFactory->get($entity);
if ($view && $view->access($display_id)) {
$response->setView($view);
// Fix the current path for paging.
if (!empty($path)) {
$this->currentPath->setPath('/' . $path, $request);
}
// Add all POST data, because AJAX is always a post and many things,
// such as tablesorts, exposed filters and paging assume GET.
$request_all = $request->request->all();
$query_all = $request->query->all();
$request->query->replace($request_all + $query_all);
// Overwrite the destination.
// @see the redirect.destination service.
$origin_destination = $path;
// Remove some special parameters you never want to have part of the
// destination query.
$used_query_parameters = $request->query->all();
// @todo Remove this parsing once these are removed from the request in
// https://www.drupal.org/node/2504709.
unset($used_query_parameters[FormBuilderInterface::AJAX_FORM_REQUEST], $used_query_parameters[MainContentViewSubscriber::WRAPPER_FORMAT], $used_query_parameters['ajax_page_state']);
$query = UrlHelper::buildQuery($used_query_parameters);
if ($query != '') {
$origin_destination .= '?' . $query;
}
$this->redirectDestination->set($origin_destination);
// Override the display's pager_element with the one actually used.
if (isset($pager_element)) {
$response->addCommand(new ScrollTopCommand(".js-view-dom-id-{$dom_id}"));
$view->displayHandlers->get($display_id)->setOption('pager_element', $pager_element);
}
// Reuse the same DOM id so it matches that in drupalSettings.
$view->dom_id = $dom_id;
$context = new RenderContext();
$preview = $this->renderer->executeInRenderContext($context, function () use($view, $display_id, $args) {
return $view->preview($display_id, $args);
});
if (!$context->isEmpty()) {
$bubbleable_metadata = $context->pop();
BubbleableMetadata::createFromRenderArray($preview)->merge($bubbleable_metadata)->applyTo($preview);
}
$response->addCommand(new ReplaceCommand(".js-view-dom-id-{$dom_id}", $preview));
return $response;
} else {
throw new AccessDeniedHttpException();
}
} else {
throw new NotFoundHttpException();
}
}
/**
* Loads and renders a view via AJAX.
*
* @param \Symfony\Component\HttpFoundation\Request $request
* The current request object.
*
* @return \Drupal\views\Ajax\ViewAjaxResponse
* The view response as ajax response.
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
* Thrown when the view was not found.
*/
public function ajaxView(Request $request)
{
$name = $request->request->get('view_name');
$display_id = $request->request->get('view_display_id');
if (isset($name) && isset($display_id)) {
$args = $request->request->get('view_args');
$args = isset($args) && $args !== '' ? explode('/', $args) : array();
// Arguments can be empty, make sure they are passed on as NULL so that
// argument validation is not triggered.
$args = array_map(function ($arg) {
return $arg == '' ? NULL : $arg;
}, $args);
$path = $request->request->get('view_path');
$dom_id = $request->request->get('view_dom_id');
$dom_id = isset($dom_id) ? preg_replace('/[^a-zA-Z0-9_-]+/', '-', $dom_id) : NULL;
$pager_element = $request->request->get('pager_element');
$pager_element = isset($pager_element) ? intval($pager_element) : NULL;
$response = new ViewAjaxResponse();
// Remove all of this stuff from the query of the request so it doesn't
// end up in pagers and tablesort URLs.
foreach (array('view_name', 'view_display_id', 'view_args', 'view_path', 'view_dom_id', 'pager_element', 'view_base_path', 'ajax_html_ids') as $key) {
$request->query->remove($key);
$request->request->remove($key);
}
// Load the view.
if (!($entity = $this->storage->load($name))) {
throw new NotFoundHttpException();
}
$view = $this->executableFactory->get($entity);
if ($view && $view->access($display_id)) {
$response->setView($view);
// Fix the current path for paging.
if (!empty($path)) {
$this->currentPath->setPath('/' . $path, $request);
}
// Add all POST data, because AJAX is always a post and many things,
// such as tablesorts, exposed filters and paging assume GET.
$request_all = $request->request->all();
$query_all = $request->query->all();
$request->query->replace($request_all + $query_all);
// Overwrite the destination.
// @see the redirect.destination service.
$origin_destination = $path;
$query = UrlHelper::buildQuery($request->query->all());
if ($query != '') {
$origin_destination .= '?' . $query;
}
$this->redirectDestination->set($origin_destination);
// Override the display's pager_element with the one actually used.
if (isset($pager_element)) {
$response->addCommand(new ScrollTopCommand(".view-dom-id-{$dom_id}"));
$view->displayHandlers->get($display_id)->setOption('pager_element', $pager_element);
}
// Reuse the same DOM id so it matches that in drupalSettings.
$view->dom_id = $dom_id;
if ($preview = $view->preview($display_id, $args)) {
$response->addCommand(new ReplaceCommand(".view-dom-id-{$dom_id}", $this->renderer->render($preview)));
$response->setAttachments($preview['#attached']);
}
return $response;
} else {
throw new AccessDeniedHttpException();
}
} else {
throw new NotFoundHttpException();
}
}