function node_cron

Implements hook_cron().

File

core/modules/node/node.module, line 547

Code

function node_cron() {
    // Calculate the oldest and newest node created times, for use in search
    // rankings. (Note that field aliases have to be variables passed by
    // reference.)
    if (\Drupal::moduleHandler()->moduleExists('search')) {
        $min_alias = 'min_created';
        $max_alias = 'max_created';
        $result = \Drupal::entityQueryAggregate('node')->accessCheck(FALSE)
            ->aggregate('created', 'MIN', NULL, $min_alias)
            ->aggregate('created', 'MAX', NULL, $max_alias)
            ->execute();
        if (isset($result[0])) {
            // Make an array with definite keys and store it in the state system.
            $array = [
                'min_created' => $result[0][$min_alias],
                'max_created' => $result[0][$max_alias],
            ];
            \Drupal::state()->set('node.min_max_update_time', $array);
        }
    }
}