class AdvisoriesConfigSubscriber

Same name and namespace in other branches
  1. 9 core/modules/system/src/EventSubscriber/AdvisoriesConfigSubscriber.php \Drupal\system\EventSubscriber\AdvisoriesConfigSubscriber
  2. 11.x core/modules/system/src/EventSubscriber/AdvisoriesConfigSubscriber.php \Drupal\system\EventSubscriber\AdvisoriesConfigSubscriber

Defines a config subscriber for changes to 'system.advisories'.

Hierarchy

  • class \Drupal\system\EventSubscriber\AdvisoriesConfigSubscriber implements \Symfony\Component\EventDispatcher\EventSubscriberInterface

Expanded class hierarchy of AdvisoriesConfigSubscriber

1 string reference to 'AdvisoriesConfigSubscriber'
system.services.yml in core/modules/system/system.services.yml
core/modules/system/system.services.yml
1 service uses AdvisoriesConfigSubscriber
system.advisories_config_subscriber in core/modules/system/system.services.yml
Drupal\system\EventSubscriber\AdvisoriesConfigSubscriber

File

core/modules/system/src/EventSubscriber/AdvisoriesConfigSubscriber.php, line 13

Namespace

Drupal\system\EventSubscriber
View source 
class AdvisoriesConfigSubscriber implements EventSubscriberInterface {
    
    /**
     * The security advisory fetcher service.
     *
     * @var \Drupal\system\SecurityAdvisories\SecurityAdvisoriesFetcher
     */
    protected $securityAdvisoriesFetcher;
    
    /**
     * Constructs a new ConfigSubscriber object.
     *
     * @param \Drupal\system\SecurityAdvisories\SecurityAdvisoriesFetcher $security_advisories_fetcher
     *   The security advisory fetcher service.
     */
    public function __construct(SecurityAdvisoriesFetcher $security_advisories_fetcher) {
        $this->securityAdvisoriesFetcher = $security_advisories_fetcher;
    }
    
    /**
     * Deletes the stored response from the security advisories feed, if needed.
     *
     * The stored response will only be deleted if the 'interval_hours' config
     * setting is reduced from the previous value.
     *
     * @param \Drupal\Core\Config\ConfigCrudEvent $event
     *   The configuration event.
     */
    public function onConfigSave(ConfigCrudEvent $event) : void {
        $saved_config = $event->getConfig();
        if ($saved_config->getName() === 'system.advisories' && $event->isChanged('interval_hours')) {
            $original_interval = $saved_config->getOriginal('interval_hours');
            if ($original_interval && $saved_config->get('interval_hours') < $original_interval) {
                // If the new interval is less than the original interval, delete the
                // stored results.
                $this->securityAdvisoriesFetcher
                    ->deleteStoredResponse();
            }
        }
    }
    
    /**
     * {@inheritdoc}
     */
    public static function getSubscribedEvents() : array {
        $events[ConfigEvents::SAVE][] = [
            'onConfigSave',
        ];
        return $events;
    }

}

Members

Title Modifiers Object type Summary
AdvisoriesConfigSubscriber::$securityAdvisoriesFetcher protected property The security advisory fetcher service.
AdvisoriesConfigSubscriber::getSubscribedEvents public static function
AdvisoriesConfigSubscriber::onConfigSave public function Deletes the stored response from the security advisories feed, if needed.
AdvisoriesConfigSubscriber::__construct public function Constructs a new ConfigSubscriber object.

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.