class AjaxResponseSubscriber in Geolocation Field 8.2
Same name and namespace in other branches
- 8.3 src/EventSubscriber/AjaxResponseSubscriber.php \Drupal\geolocation\EventSubscriber\AjaxResponseSubscriber
- 8 src/EventSubscriber/AjaxResponseSubscriber.php \Drupal\geolocation\EventSubscriber\AjaxResponseSubscriber
Response subscriber to handle AJAX responses.
Hierarchy
- class \Drupal\geolocation\EventSubscriber\AjaxResponseSubscriber implements \Symfony\Component\EventDispatcher\EventSubscriberInterface
Expanded class hierarchy of AjaxResponseSubscriber
1 string reference to 'AjaxResponseSubscriber'
1 service uses AjaxResponseSubscriber
File
- src/
EventSubscriber/ AjaxResponseSubscriber.php, line 14
Namespace
Drupal\geolocation\EventSubscriberView source
class AjaxResponseSubscriber implements EventSubscriberInterface {
/**
* Renders the ajax commands right before preparing the result.
*
* @param \Symfony\Component\HttpKernel\Event\FilterResponseEvent $event
* The response event, which contains the possible AjaxResponse object.
*/
public function onResponse(FilterResponseEvent $event) {
$response = $event
->getResponse();
// Only alter views ajax responses.
if (!$response instanceof ViewAjaxResponse) {
return;
}
$view = $response
->getView();
if (!is_a($view
->getStyle(), CommonMapBase::class)) {
// This view is not of maps_common style, but maybe an attachment is.
$common_map_attachment = FALSE;
$attached_display_ids = $view->display_handler
->getAttachedDisplays();
foreach ($attached_display_ids as $display_id) {
$current_display = $view->displayHandlers
->get($display_id);
if (!empty($current_display)) {
$current_style = $current_display
->getPlugin('style');
if (!empty($current_style) && is_a($current_style, CommonMapBase::class)) {
$common_map_attachment = TRUE;
}
}
}
if (!$common_map_attachment) {
return;
}
}
$commands =& $response
->getCommands();
foreach ($commands as $delta => &$command) {
// Stop the view from scrolling to the top of the page.
if ($command['command'] === 'viewsScrollTop' && $event
->getRequest()->query
->get('page', FALSE) === FALSE) {
unset($commands[$delta]);
}
}
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents() {
return [
KernelEvents::RESPONSE => [
[
'onResponse',
],
],
];
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
AjaxResponseSubscriber:: |
public static | function | Returns an array of event names this subscriber wants to listen to. | |
AjaxResponseSubscriber:: |
public | function | Renders the ajax commands right before preparing the result. |