error = $dispatched->get_error_message(); add_action( 'admin_notices', array( $this, 'dispatch_error' ) ); } } /** * Schedule event */ protected function schedule_event() { if ( ! wp_next_scheduled( $this->cron_hook_identifier ) ) { wp_schedule_event( time() + 10, $this->cron_interval_identifier, $this->cron_hook_identifier ); } } /** * Error shown when the updater cannot dispatch. */ public function dispatch_error() { echo '

' . __( 'Unable to dispatch WooCommerce updater:', 'woocommerce' ) . ' ' . esc_html( $this->error ) . '

'; } /** * Is the updater running? * @return boolean */ public function is_updating() { return false === $this->is_queue_empty(); } /** * Task * * Override this method to perform any actions required on each * queue item. Return the modified item for further processing * in the next pass through. Or, return false to remove the * item from the queue. * * @param string $callback Update callback function * @return mixed */ protected function task( $callback ) { if ( ! defined( 'WC_UPDATING' ) ) { define( 'WC_UPDATING', true ); } $logger = new WC_Logger(); include_once( 'wc-update-functions.php' ); if ( is_callable( $callback ) ) { $logger->add( 'wc_db_updates', sprintf( 'Running %s callback', $callback ) ); call_user_func( $callback ); $logger->add( 'wc_db_updates', sprintf( 'Finished %s callback', $callback ) ); } else { $logger->add( 'wc_db_updates', sprintf( 'Could not find %s callback', $callback ) ); } return false; } /** * Complete * * Override if applicable, but ensure that the below actions are * performed, or, call parent::complete(). */ protected function complete() { $logger = new WC_Logger(); $logger->add( 'wc_db_updates', 'Data update complete' ); WC_Install::update_db_version(); parent::complete(); } }