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<?php
/**
* Background Updater
*
* @version 2.6.0
* @deprecated 3.6.0 Replaced with queue.
* @package WooCommerce\Classes
*/
defined( 'ABSPATH' ) || exit;
if ( ! class_exists( 'WC_Background_Process', false ) ) {
include_once dirname( __FILE__ ) . '/abstracts/class-wc-background-process.php';
}
/**
* WC_Background_Updater Class.
*/
class WC_Background_Updater extends WC_Background_Process {
/**
* Initiate new background process.
*/
public function __construct() {
// Uses unique prefix per blog so each blog has separate queue.
$this->prefix = 'wp_' . get_current_blog_id();
$this->action = 'wc_updater';
parent::__construct();
}
/**
* Dispatch updater.
*
* Updater will still run via cron job if this fails for any reason.
*/
public function dispatch() {
$dispatched = parent::dispatch();
$logger = wc_get_logger();
if ( is_wp_error( $dispatched ) ) {
$logger->error(
sprintf( 'Unable to dispatch WooCommerce updater: %s', $dispatched->get_error_message() ),
array( 'source' => 'wc_db_updates' )
);
}
}
/**
* Handle cron healthcheck
*
* Restart the background process if not already running
* and data exists in the queue.
*/
public function handle_cron_healthcheck() {
if ( $this->is_process_running() ) {
// Background process already running.
return;
}
if ( $this->is_queue_empty() ) {
// No data to process.
$this->clear_scheduled_event();
return;
}
$this->handle();
}
/**
* Schedule fallback 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 );
}
}
/**
* 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 string|bool
*/
protected function task( $callback ) {
wc_maybe_define_constant( 'WC_UPDATING', true );
$logger = wc_get_logger();
include_once dirname( __FILE__ ) . '/wc-update-functions.php';
$result = false;
if ( is_callable( $callback ) ) {
$logger->info( sprintf( 'Running %s callback', $callback ), array( 'source' => 'wc_db_updates' ) );
$result = (bool) call_user_func( $callback, $this );
if ( $result ) {
$logger->info( sprintf( '%s callback needs to run again', $callback ), array( 'source' => 'wc_db_updates' ) );
} else {
$logger->info( sprintf( 'Finished running %s callback', $callback ), array( 'source' => 'wc_db_updates' ) );
}
} else {
$logger->notice( sprintf( 'Could not find %s callback', $callback ), array( 'source' => 'wc_db_updates' ) );
}
return $result ? $callback : false;
}
/**
* Complete
*
* Override if applicable, but ensure that the below actions are
* performed, or, call parent::complete().
*/
protected function complete() {
$logger = wc_get_logger();
$logger->info( 'Data update complete', array( 'source' => 'wc_db_updates' ) );
WC_Install::update_db_version();
parent::complete();
}
/**
* See if the batch limit has been exceeded.
*
* @return bool
*/
public function is_memory_exceeded() {
return $this->memory_exceeded();
}
}
Zerion Mini Shell 1.0