class ColorConfigCacheInvalidator
Same name in other branches
- 8.9.x core/modules/color/src/EventSubscriber/ColorConfigCacheInvalidator.php \Drupal\color\EventSubscriber\ColorConfigCacheInvalidator
A subscriber invalidating cache tags when color config objects are saved.
Hierarchy
- class \Drupal\color\EventSubscriber\ColorConfigCacheInvalidator implements \Symfony\Component\EventDispatcher\EventSubscriberInterface
Expanded class hierarchy of ColorConfigCacheInvalidator
1 string reference to 'ColorConfigCacheInvalidator'
- color.services.yml in core/
modules/ color/ color.services.yml - core/modules/color/color.services.yml
1 service uses ColorConfigCacheInvalidator
File
-
core/
modules/ color/ src/ EventSubscriber/ ColorConfigCacheInvalidator.php, line 13
Namespace
Drupal\color\EventSubscriberView source
class ColorConfigCacheInvalidator implements EventSubscriberInterface {
/**
* The cache tags invalidator.
*
* @var \Drupal\Core\Cache\CacheTagsInvalidatorInterface
*/
protected $cacheTagsInvalidator;
/**
* Constructs a ColorConfigCacheInvalidator object.
*
* @param \Drupal\Core\Cache\CacheTagsInvalidatorInterface $cache_tags_invalidator
* The cache tags invalidator.
*/
public function __construct(CacheTagsInvalidatorInterface $cache_tags_invalidator) {
$this->cacheTagsInvalidator = $cache_tags_invalidator;
}
/**
* Invalidate cache tags when a color theme config object changes.
*
* @param \Drupal\Core\Config\ConfigCrudEvent $event
* The Event to process.
*/
public function onChange(ConfigCrudEvent $event) {
// Changing a theme's color settings causes the theme's asset library
// containing the color CSS file to be altered to use a different file.
if (strpos($event->getConfig()
->getName(), 'color.theme.') === 0) {
$this->cacheTagsInvalidator
->invalidateTags([
'library_info',
]);
}
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents() {
$events[ConfigEvents::SAVE][] = [
'onChange',
];
$events[ConfigEvents::DELETE][] = [
'onChange',
];
return $events;
}
}
Members
Title Sort descending | Modifiers | Object type | Summary |
---|---|---|---|
ColorConfigCacheInvalidator::$cacheTagsInvalidator | protected | property | The cache tags invalidator. |
ColorConfigCacheInvalidator::getSubscribedEvents | public static | function | |
ColorConfigCacheInvalidator::onChange | public | function | Invalidate cache tags when a color theme config object changes. |
ColorConfigCacheInvalidator::__construct | public | function | Constructs a ColorConfigCacheInvalidator object. |
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