annotate core/modules/automated_cron/src/EventSubscriber/AutomatedCron.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 namespace Drupal\automated_cron\EventSubscriber;
Chris@0 4
Chris@0 5 use Drupal\Core\Config\ConfigFactoryInterface;
Chris@0 6 use Drupal\Core\CronInterface;
Chris@0 7 use Drupal\Core\State\StateInterface;
Chris@0 8 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
Chris@0 9 use Symfony\Component\HttpKernel\Event\PostResponseEvent;
Chris@0 10 use Symfony\Component\HttpKernel\KernelEvents;
Chris@0 11
Chris@0 12 /**
Chris@0 13 * A subscriber running cron after a response is sent.
Chris@0 14 */
Chris@0 15 class AutomatedCron implements EventSubscriberInterface {
Chris@0 16
Chris@0 17 /**
Chris@0 18 * The cron service.
Chris@0 19 *
Chris@0 20 * @var \Drupal\Core\CronInterface
Chris@0 21 */
Chris@0 22 protected $cron;
Chris@0 23
Chris@0 24 /**
Chris@0 25 * The cron configuration.
Chris@0 26 *
Chris@0 27 * @var \Drupal\Core\Config\Config
Chris@0 28 */
Chris@0 29 protected $config;
Chris@0 30
Chris@0 31 /**
Chris@0 32 * The state key value store.
Chris@0 33 *
Chris@17 34 * @var \Drupal\Core\State\StateInterface
Chris@0 35 */
Chris@0 36 protected $state;
Chris@0 37
Chris@0 38 /**
Chris@0 39 * Constructs a new automated cron runner.
Chris@0 40 *
Chris@0 41 * @param \Drupal\Core\CronInterface $cron
Chris@0 42 * The cron service.
Chris@0 43 * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
Chris@0 44 * The config factory.
Chris@0 45 * @param \Drupal\Core\State\StateInterface $state
Chris@0 46 * The state key-value store service.
Chris@0 47 */
Chris@0 48 public function __construct(CronInterface $cron, ConfigFactoryInterface $config_factory, StateInterface $state) {
Chris@0 49 $this->cron = $cron;
Chris@0 50 $this->config = $config_factory->get('automated_cron.settings');
Chris@0 51 $this->state = $state;
Chris@0 52 }
Chris@0 53
Chris@0 54 /**
Chris@0 55 * Run the automated cron if enabled.
Chris@0 56 *
Chris@0 57 * @param \Symfony\Component\HttpKernel\Event\PostResponseEvent $event
Chris@0 58 * The Event to process.
Chris@0 59 */
Chris@0 60 public function onTerminate(PostResponseEvent $event) {
Chris@0 61 $interval = $this->config->get('interval');
Chris@0 62 if ($interval > 0) {
Chris@0 63 $cron_next = $this->state->get('system.cron_last', 0) + $interval;
Chris@0 64 if ((int) $event->getRequest()->server->get('REQUEST_TIME') > $cron_next) {
Chris@0 65 $this->cron->run();
Chris@0 66 }
Chris@0 67 }
Chris@0 68 }
Chris@0 69
Chris@0 70 /**
Chris@0 71 * Registers the methods in this class that should be listeners.
Chris@0 72 *
Chris@0 73 * @return array
Chris@0 74 * An array of event listener definitions.
Chris@0 75 */
Chris@0 76 public static function getSubscribedEvents() {
Chris@0 77 return [KernelEvents::TERMINATE => [['onTerminate', 100]]];
Chris@0 78 }
Chris@0 79
Chris@0 80 }