woocommer自动删除商品对应的 Cloudflare R2 与本地图片（含缩略图），对未入库或手工放置的 uploads 文件也做文件系统级清理

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<?php
/*
Plugin Name:
Description: 最强版：自动删除商品对应的 Cloudflare R2 与本地图片（含缩略图），对未入库或手工放置的 uploads 文件也做文件系统级清理，带引用检测与日志系统。
Version: 4.7
Author: QQ8111216
*/

if (!defined(‘ABSPATH’)) exit;

global $r2_cleaner_db_version;
$r2_cleaner_db_version = ‘4.7’;

/** Activation */
register_activation_hook(__FILE__, ‘r2_cleaner_create_table_and_schedule’);
function r2_cleaner_create_table_and_schedule() {
global $wpdb, $r2_cleaner_db_version;
$table_name = $wpdb->prefix . ‘r2_cleaner_log’;
$charset_collate = $wpdb->get_charset_collate();

$sql = “CREATE TABLE IF NOT EXISTS $table_name (
id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
post_id BIGINT(20) NOT NULL,
file_key VARCHAR(255) NOT NULL,
status VARCHAR(50) NOT NULL,
message TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (id)
) $charset_collate;”;

require_once(ABSPATH . ‘wp-admin/includes/upgrade.php’);
dbDelta($sql);
add_option(‘r2_cleaner_db_version’, $