public RenderCache::get(array $elements)
Gets the cached, pre-rendered element of a renderable element from cache.
Parameters
array $elements: A renderable array.
Return value
array|false A renderable array, with the original element and all its children pre- rendered, or FALSE if no cached copy of the element is available.
Overrides RenderCacheInterface::get
See also
\Drupal\Core\Render\RendererInterface::render()
::set()
File
- core/lib/Drupal/Core/Render/RenderCache.php, line 61
Class
- RenderCache
- Wraps the caching logic for the render caching system.
Namespace
Drupal\Core\Render
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | public function get(array $elements) { // Form submissions rely on the form being built during the POST request, // and render caching of forms prevents this from happening. // @todo remove the isMethodSafe() check when // https://www.drupal.org/node/2367555 lands. if (!$this->requestStack->getCurrentRequest()->isMethodSafe() || !$cid = $this->createCacheID($elements)) { return FALSE; } $bin = isset($elements['#cache']['bin']) ? $elements['#cache']['bin'] : 'render'; if (!empty($cid) && ($cache_bin = $this->cacheFactory->get($bin)) && $cache = $cache_bin->get($cid)) { $cached_element = $cache->data; // Two-tier caching: redirect to actual (post-bubbling) cache item. // @see \Drupal\Core\Render\RendererInterface::render() // @see ::set() if (isset($cached_element['#cache_redirect'])) { return $this->get($cached_element); } // Return the cached element. return $cached_element; } return FALSE;} |
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