public ConfigCacheTag::onSave(ConfigCrudEvent $event)
Invalidate cache tags when particular system config objects are saved.
Parameters
\Drupal\Core\Config\ConfigCrudEvent $event: The Event to process.
File
- core/modules/system/src/EventSubscriber/ConfigCacheTag.php, line 49
Class
- ConfigCacheTag
- A subscriber invalidating cache tags when system config objects are saved.
Namespace
Drupal\system\EventSubscriber
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | public function onSave(ConfigCrudEvent $event) { // Changing the site settings may mean a different route is selected for the // front page. Additionally a change to the site name or similar must // invalidate the render cache since this could be used anywhere. if ($event->getConfig()->getName() === 'system.site') { $this->cacheTagsInvalidator->invalidateTags(['route_match', 'rendered']); } // Theme configuration and global theme settings. if (in_array($event->getConfig()->getName(), ['system.theme', 'system.theme.global'], TRUE)) { $this->cacheTagsInvalidator->invalidateTags(['rendered']); } // Theme-specific settings, check if this matches a theme settings // configuration object, in that case, clear the rendered cache tag. foreach (array_keys($this->themeHandler->listInfo()) as $theme_name) { if ($theme_name == $event->getConfig()->getName()) { $this->cacheTagsInvalidator->invalidateTags(['rendered']); break; } }} |
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