/** * Plugin Name: WP文章自动刷新插件 * Plugin URI: https://www.imwpweb.com/ * Description: 真正意义上的文章翻新插件，模拟手工重新发布，让老旧文章重新获得搜索引擎青睐，提升网站流量 * Version: 1.0.0 * Author: IMWPWEB * Author URI: https://www.imwpweb.com/ * Text Domain: wp-article-refresh * Domain Path: /languages * License: GPL v2 or later */ if (!defined('ABSPATH')) { exit; } // 插件常量定义 define('WP_ARTICLE_REFRESH_VERSION', '1.0.0'); define('WP_ARTICLE_REFRESH_PLUGIN_DIR', plugin_dir_path(__FILE__)); define('WP_ARTICLE_REFRESH_PLUGIN_URL', plugin_dir_url(__FILE__)); /** * 主插件类 */ class WP_Article_Refresh { /** * 单例实例 */ private static $instance = null; /** * 获取单例实例 */ public static function get_instance() { if (null === self::$instance) { self::$instance = new self(); } return self::$instance; } /** * 构造函数 */ private function __construct() { // 注册激活/停用钩子 register_activation_hook(__FILE__, array($this, 'activate')); register_deactivation_hook(__FILE__, array($this, 'deactivate')); // 初始化插件 add_action('init', array($this, 'init')); // 添加定时任务钩子 add_action('wp_article_refresh_event', array($this, 'do_refresh')); } /** * 插件激活 */ public function activate() { // 设置默认选项 $default_options = array( 'enabled' => 1, 'refresh_interval' => 60, // 分钟 'days_range' => 365, // 1年内 'daily_limit' => 10, // 每天最多翻新10篇 'time_window_start' => '00:00', 'time_window_end' => '23:59', 'categories' => array(), // 空数组表示所有分类 'exclude_categories' => array(), 'refresh_mode' => 'today', // today:今天, random:随机前几天, gradual:逐渐递增 'refreshed_today' => 0, 'last_refresh_date' => date('Y-m-d'), 'total_refreshed' => 0 ); if (!get_option('wp_article_refresh_options')) { add_option('wp_article_refresh_options', $default_options); } // 设置定时任务 if (!wp_next_scheduled('wp_article_refresh_event')) { wp_schedule_event(time(), 'wp_article_refresh_interval', 'wp_article_refresh_event'); } // 刷新重写规则 flush_rewrite_rules(); } /** * 插件停用 */ public function deactivate() { // 清除定时任务 wp_clear_scheduled_hook('wp_article_refresh_event'); // 刷新重写规则 flush_rewrite_rules(); } /** * 初始化插件 */ public function init() { // 加载文本域 load_plugin_textdomain('wp-article-refresh', false, dirname(plugin_basename(__FILE__)) . '/languages'); // 添加自定义定时间隔 add_filter('cron_schedules', array($this, 'add_cron_interval')); // 添加管理菜单 add_action('admin_menu', array($this, 'add_admin_menu')); // 注册AJAX处理 add_action('wp_ajax_wp_article_refresh', array($this, 'handle_ajax')); // 添加设置链接 add_filter('plugin_action_links_' . plugin_basename(__FILE__), array($this, 'add_settings_link')); // 加载前端资源（仅在插件页面加载） add_action('admin_enqueue_scripts', array($this, 'enqueue_assets')); } /** * 添加自定义Cron间隔 */ public function add_cron_interval($schedules) { $options = get_option('wp_article_refresh_options'); $interval = isset($options['refresh_interval']) ? $options['refresh_interval'] : 60; $schedules['wp_article_refresh_interval'] = array( 'interval' => $interval * 60, 'display' => sprintf(__('每 %d 分钟', 'wp-article-refresh'), $interval) ); return $schedules; } /** * 添加管理菜单 */ public function add_admin_menu() { add_menu_page( __('文章自动刷新', 'wp-article-refresh'), __('文章刷新', 'wp-article_refresh'), 'manage_options', 'wp-article-refresh', array($this, 'render_admin_page'), 'dashicons-update', 30 ); } /** * 渲染管理页面 */ public function render_admin_page() { // 处理表单提交 if (isset($_POST['wp_article_refresh_nonce']) && wp_verify_nonce($_POST['wp_article_refresh_nonce'], 'wp_article_refresh_save')) { $this->save_options(); echo '

' . __('设置已保存！', 'wp-article-refresh') . '

'; } // 处理手动刷新 if (isset($_POST['wp_article_refresh_manual']) && wp_verify_nonce($_POST['wp_article_refresh_manual_nonce'], 'wp_article_refresh_manual')) { $result = $this->do_refresh(); if ($result) { echo '

' . sprintf(__('成功刷新了 %d 篇文章！', 'wp-article-refresh'), $result) . '

'; } else { echo '

' . __('没有找到符合条件的文章或已达今日上限！', 'wp-article-refresh') . '

'; } } $options = get_option('wp_article_refresh_options'); $stats = $this->get_statistics(); $categories = get_categories(array('hide_empty' => false)); include WP_ARTICLE_REFRESH_PLUGIN_DIR . 'templates/admin-page.php'; } /** * 保存设置选项 */ private function save_options() { $options = array( 'enabled' => isset($_POST['enabled']) ? 1 : 0, 'refresh_interval' => absint($_POST['refresh_interval']), 'days_range' => absint($_POST['days_range']), 'daily_limit' => absint($_POST['daily_limit']), 'time_window_start' => sanitize_text_field($_POST['time_window_start']), 'time_window_end' => sanitize_text_field($_POST['time_window_end']), 'categories' => isset($_POST['categories']) ? array_map('absint', $_POST['categories']) : array(), 'exclude_categories' => isset($_POST['exclude_categories']) ? array_map('absint', $_POST['exclude_categories']) : array(), 'refresh_mode' => sanitize_text_field($_POST['refresh_mode']), 'refreshed_today' => isset($_POST['reset_count']) ? 0 : get_option('wp_article_refresh_options', array()) ); // 获取之前的设置 $prev_options = get_option('wp_article_refresh_options', array()); $options['refreshed_today'] = isset($prev_options['refreshed_today']) ? $prev_options['refreshed_today'] : 0; $options['last_refresh_date'] = isset($prev_options['last_refresh_date']) ? $prev_options['last_refresh_date'] : date('Y-m-d'); $options['total_refreshed'] = isset($prev_options['total_refreshed']) ? $prev_options['total_refreshed'] : 0; update_option('wp_article_refresh_options', $options); // 重新设置定时任务 wp_clear_scheduled_hook('wp_article_refresh_event'); if ($options['enabled']) { wp_schedule_event(time(), 'wp_article_refresh_interval', 'wp_article_refresh_event'); } } /** * 执行文章刷新 */ public function do_refresh() { $options = get_option('wp_article_refresh_options'); // 检查插件是否启用 if (!$options['enabled']) { return 0; } // 检查时间窗口 $current_time = current_time('H:i'); if ($current_time < $options['time_window_start'] || $current_time > $options['time_window_end']) { return 0; } // 重置每日计数 $today = date('Y-m-d'); if ($options['last_refresh_date'] !== $today) { $options['refreshed_today'] = 0; $options['last_refresh_date'] = $today; } // 检查每日限制 if ($options['refreshed_today'] >= $options['daily_limit']) { return 0; } // 获取符合条件的文章 $args = array( 'post_type' => 'post', 'post_status' => 'publish', 'posts_per_page' => $options['daily_limit'] - $options['refreshed_today'], 'date_query' => array( 'before' => date('Y-m-d H:i:s', strtotime('-1 day')), 'after' => date('Y-m-d H:i:s', strtotime('-' . $options['days_range'] . ' days')) ), 'orderby' => 'rand', 'no_found_rows' => true ); // 分类筛选 if (!empty($options['categories'])) { $args['category__in'] = $options['categories']; } if (!empty($options['exclude_categories'])) { $args['category__not_in'] = $options['exclude_categories']; } $query = new WP_Query($args); $refreshed = 0; if ($query->have_posts()) { foreach ($query->posts as $post) { // 更新文章日期 $new_date = $this->calculate_new_date($post->post_date, $options['refresh_mode']); wp_update_post(array( 'ID' => $post->ID, 'post_date' => $new_date, 'post_date_gmt' => get_gmt_from_date($new_date), 'post_modified' => current_time('mysql'), 'post_modified_gmt' => current_time('mysql', 1) )); // 清理缓存 clean_post_cache($post->ID); $refreshed++; } wp_reset_postdata(); } // 更新统计 $options['refreshed_today'] += $refreshed; $options['total_refreshed'] += $refreshed; update_option('wp_article_refresh_options', $options); return $refreshed; } /** * 计算新日期 */ private function calculate_new_date($original_date, $mode) { $original = strtotime($original_date); $now = time(); switch ($mode) { case 'today': // 设置为今天 return date('Y-m-d H:i:s', time()); case 'random': // 随机1-7天前 $random_days = wp_rand(1, 7); $new_time = strtotime("-{$random_days} days"); return date('Y-m-d H:i:s', $new_time); case 'gradual': // 逐渐递增（基于原日期递减） $days_diff = floor(($now - $original) / 86400); if ($days_diff > 7) { $new_time = strtotime('-7 days'); } else { $new_time = $original + 86400; // 往后推一天 } return date('Y-m-d H:i:s', $new_time); default: return date('Y-m-d H:i:s', time()); } } /** * 获取统计信息 */ public function get_statistics() { $options = get_option('wp_article_refresh_options'); // 统计文章总数 $total_posts = wp_count_posts('post'); // 统计符合条件的文章数量 $args = array( 'post_type' => 'post', 'post_status' => 'publish', 'date_query' => array( 'before' => date('Y-m-d H:i:s', strtotime('-1 day')), 'after' => date('Y-m-d H:i:s', strtotime('-' . $options['days_range'] . ' days')) ), 'no_found_rows' => true ); if (!empty($options['categories'])) { $args['category__in'] = $options['categories']; } if (!empty($options['exclude_categories'])) { $args['category__not_in'] = $options['exclude_categories']; } $query = new WP_Query($args); $eligible_posts = $query->found_posts; return array( 'total_posts' => $total_posts->publish, 'eligible_posts' => $eligible_posts, 'refreshed_today' => $options['refreshed_today'], 'daily_limit' => $options['daily_limit'], 'total_refreshed' => $options['total_refreshed'], 'is_enabled' => $options['enabled'], 'next_refresh' => wp_next_scheduled('wp_article_refresh_event') ? date('Y-m-d H:i:s', wp_next_scheduled('wp_article_refresh_event')) : __('未设置', 'wp-article-refresh') ); } /** * 处理AJAX请求 */ public function handle_ajax() { if (!current_user_can('manage_options') || !wp_verify_nonce($_POST['nonce'], 'wp_article_refresh_ajax')) { wp_die(__('无权限', 'wp-article-refresh')); } $action = sanitize_text_field($_POST['sub_action']); switch ($action) { case 'get_stats': $stats = $this->get_statistics(); wp_send_json_success($stats); break; case 'refresh_now': $result = $this->do_refresh(); wp_send_json_success(array('refreshed' => $result)); break; default: wp_send_json_error(__('未知操作', 'wp-article-refresh')); } } /** * 添加设置链接 */ public function add_settings_link($links) { $settings_link = '' . __('设置', 'wp-article-refresh') . ''; array_unshift($links, $settings_link); return $links; } /** * 加载资源文件 */ public function enqueue_assets($hook) { if ('toplevel_page_wp-article-refresh' !== $hook) { return; } wp_enqueue_style('wp-article-refresh-admin', WP_ARTICLE_REFRESH_PLUGIN_URL . 'assets/css/admin.css', array(), WP_ARTICLE_REFRESH_VERSION); wp_enqueue_script('wp-article-refresh-admin', WP_ARTICLE_REFRESH_PLUGIN_URL . 'assets/js/admin.js', array('jquery'), WP_ARTICLE_REFRESH_VERSION, true); wp_localize_script('wp-article-refresh-admin', 'wpArticleRefresh', array( 'ajaxUrl' => admin_url('admin-ajax.php'), 'nonce' => wp_create_nonce('wp_article_refresh_ajax'), 'strings' => array( 'confirm' => __('确定要手动刷新吗？', 'wp-article-refresh'), 'refreshing' => __('刷新中...', 'wp-article-refresh'), 'success' => __('刷新成功！', 'wp-article-refresh'), 'error' => __('刷新失败！', 'wp-article-refresh') ) )); } } // 初始化插件 WP_Article_Refresh::get_instance(); // 创建模板目录 function wp_article_refresh_create_templates_dir() { $dir = WP_ARTICLE_REFRESH_PLUGIN_DIR . 'templates'; if (!file_exists($dir)) { mkdir($dir, 0755, true); } } add_action('admin_init', 'wp_article_refresh_create_templates_dir'); win7如何找到ie浏览器图标-win7桌面ie浏览器不见了怎么找回_创想鸟
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