View file File name : background-task-manager.php Content :<?php namespace Elementor\Core\Base; use Elementor\Core\Base\Module as BaseModule; use Elementor\Plugin; if ( ! defined( 'ABSPATH' ) ) { exit; // Exit if accessed directly } abstract class Background_Task_Manager extends BaseModule { /** * @var Background_Task */ protected $task_runner; abstract public function get_action(); abstract public function get_plugin_name(); abstract public function get_plugin_label(); abstract public function get_task_runner_class(); abstract public function get_query_limit(); abstract protected function start_run(); public function on_runner_start() { $logger = Plugin::$instance->logger->get_logger(); $logger->info( $this->get_plugin_name() . '::' . $this->get_action() . ' Started' ); } public function on_runner_complete( $did_tasks = false ) { $logger = Plugin::$instance->logger->get_logger(); $logger->info( $this->get_plugin_name() . '::' . $this->get_action() . ' Completed' ); } public function get_task_runner() { if ( empty( $this->task_runner ) ) { $class_name = $this->get_task_runner_class(); $this->task_runner = new $class_name( $this ); } return $this->task_runner; } // TODO: Replace with a db settings system. protected function add_flag( $flag ) { add_option( $this->get_plugin_name() . '_' . $this->get_action() . '_' . $flag, 1 ); } protected function get_flag( $flag ) { return get_option( $this->get_plugin_name() . '_' . $this->get_action() . '_' . $flag ); } protected function delete_flag( $flag ) { delete_option( $this->get_plugin_name() . '_' . $this->get_action() . '_' . $flag ); } protected function get_start_action_url() { return wp_nonce_url( add_query_arg( $this->get_action(), 'run' ), $this->get_action() . 'run' ); } protected function get_continue_action_url() { return wp_nonce_url( add_query_arg( $this->get_action(), 'continue' ), $this->get_action() . 'continue' ); } private function continue_run() { $runner = $this->get_task_runner(); $runner->continue_run(); } public function __construct() { if ( empty( $_GET[ $this->get_action() ] ) ) { return; } Plugin::$instance->init_common(); if ( 'run' === $_GET[ $this->get_action() ] && check_admin_referer( $this->get_action() . 'run' ) ) { $this->start_run(); } if ( 'continue' === $_GET[ $this->get_action() ] && check_admin_referer( $this->get_action() . 'continue' ) ) { $this->continue_run(); } wp_safe_redirect( remove_query_arg( [ $this->get_action(), '_wpnonce' ] ) ); die; } }