public function HtmlRenderer::invokePageAttachmentHooks in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php \Drupal\Core\Render\MainContent\HtmlRenderer::invokePageAttachmentHooks()
Invokes the page attachment hooks.
@internal
Parameters
array &$page: A #type 'page' render array, for which the page attachment hooks will be invoked and to which the results will be added.
Throws
\LogicException
See also
1 call to HtmlRenderer::invokePageAttachmentHooks()
- HtmlRenderer::prepare in core/
lib/ Drupal/ Core/ Render/ MainContent/ HtmlRenderer.php - Prepares the HTML body: wraps the main content in #type 'page'.
File
- core/
lib/ Drupal/ Core/ Render/ MainContent/ HtmlRenderer.php, line 297 - Contains \Drupal\Core\Render\MainContent\HtmlRenderer.
Class
- HtmlRenderer
- Default main content renderer for HTML requests.
Namespace
Drupal\Core\Render\MainContentCode
public function invokePageAttachmentHooks(array &$page) {
// Modules can add attachments.
$attachments = [];
foreach ($this->moduleHandler
->getImplementations('page_attachments') as $module) {
$function = $module . '_page_attachments';
$function($attachments);
}
if (array_diff(array_keys($attachments), [
'#attached',
'#cache',
]) !== []) {
throw new \LogicException('Only #attached and #cache may be set in hook_page_attachments().');
}
// Modules and themes can alter page attachments.
$this->moduleHandler
->alter('page_attachments', $attachments);
\Drupal::theme()
->alter('page_attachments', $attachments);
if (array_diff(array_keys($attachments), [
'#attached',
'#cache',
]) !== []) {
throw new \LogicException('Only #attached and #cache may be set in hook_page_attachments_alter().');
}
// Merge the attachments onto the $page render array.
$page = $this->renderer
->mergeBubbleableMetadata($page, $attachments);
}