Complete the code to schedule a daily backup using WordPress cron.
if ( ! wp_next_scheduled( '[1]' ) ) { wp_schedule_event( time(), 'daily', 'my_backup_event' ); }
wp_next_scheduled than in wp_schedule_event.The function wp_next_scheduled checks if the event 'my_backup_event' is already scheduled to avoid duplicates.
Complete the code to hook the backup function to the scheduled event.
add_action( '[1]', 'perform_backup' );
add_action than the scheduled event.The hook name must match the event name scheduled with wp_schedule_event.
Fix the error in the backup function to properly save the backup file.
function perform_backup() {
$backup_file = WP_CONTENT_DIR . '/backups/backup-' . date('Y-m-d') . '.zip';
$result = [1]( $backup_file );
}copy or file_put_contents which do not create backups.wp_mkdir_p which only creates directories.The function zip_backup is a placeholder for the actual backup creation logic that creates a zip file.
Fill both blanks to register a custom cron schedule and use it for backups.
add_filter( 'cron_schedules', function( $schedules ) { $schedules['[1]'] = [ 'interval' => [2], 'display' => 'Every 6 hours' ]; return $schedules; });
The custom schedule name is 'six_hours' and the interval is 21600 seconds (6 hours).
Fill all three blanks to unschedule the backup event correctly.
$timestamp = wp_next_scheduled( '[1]' ); if ( $timestamp ) { wp_unschedule_event( $timestamp, '[2]' ); wp_clear_scheduled_hook( '[3]' ); }
All references must use the exact event name 'my_backup_event' to unschedule and clear the hook properly.