该插件附带了一个可以把产品描述里面的超链接给去掉，以及有的产品图片点击会在地址栏上面显示图片的路径，在该插件可以进行关闭，并且替换成一个模态窗，还有对产品邮费展示进行了处理，到金额到达包邮的时候，别的邮费进行隐藏
下面是该插件源码
目录结构
duola
duola.php
scripts.js
styles.css
duola.php文件
<?php /* Plugin Name: 产品数据内容处理 Description: 产品标题以及描述中，如果有原本网站的数据，使用这个插件进行处理（新版本功能：增加了产品详情，给产品图片新增了一个模态窗，以及产品隐藏其他运费增加了一个快捷按钮和产品描述去超链接） Version: 2.3.4 Author: 朵啦 */if (!defined('ABSPATH')) {exit; // 如果直接访问，退出 }class ContentReplacer {public function __construct() {// 添加后台菜单add_action('admin_menu', array($this, 'add_admin_menu'));// 处理表单提交add_action('admin_post_replace_content', array($this, 'handle_form_submission'));// 处理回滚add_action('admin_post_rollback_content', array($this, 'handle_rollback'));// 处理免运费隐藏按钮的表单提交add_action('admin_post_toggle_shipping', array($this, 'handle_toggle_shipping'));// 处理产品模态窗按钮的表单提交add_action('admin_post_toggle_modal', array($this, 'handle_toggle_modal'));add_action('admin_post_toggle_hyperlink', array($this, 'handle_toggle_hyperlink'));add_action('admin_post_close_hyperlink', array($this, 'handle_close_hyperlink'));// 检查简码状态的AJAX处理add_action('wp_ajax_check_shortcode_status', array($this, 'check_shortcode_status'));// 添加样式和脚本add_action('admin_enqueue_scripts', array($this, 'enqueue_styles'));}// 添加后台菜单项public function add_admin_menu() {add_menu_page('产品数据内容处理', // 页面标题'产品数据内容处理', // 菜单标题'manage_options', // 权限'content-replacer', // 菜单别名array($this, 'create_admin_page'), // 页面内容的回调函数'dashicons-admin-tools' // 图标 );}public function enqueue_styles() {wp_enqueue_style('content-replacer-styles', plugins_url('styles.css', __FILE__));wp_enqueue_script('content-replacer-scripts', plugins_url('scripts.js', __FILE__), array('jquery'), null, true);wp_add_inline_style('content-replacer-styles', ' #adminmenu .toplevel_page_content-replacer .wp-menu-image:before {content: "";display: inline-block;width: 20px;height: 20px;background-image: url(' . plugins_url('img/icon.png', __FILE__) . ');background-size: cover;}'); }// 创建后台页面public function create_admin_page() {?><div class="wrap content-replacer-container"><h1>产品数据内容处理</h1><form method="post" action="<?php echo admin_url('admin-post.php'); ?>" id="content-replacer-form"><input type="hidden" name="action" value="replace_content"><?php wp_nonce_field('replace_content_nonce', 'replace_content_nonce_field'); ?><table class="form-table"><tr valign="top"><th scope="row"><label for="original_text">原始内容</label></th><td><input type="text" id="original_text" name="original_text" required /></td></tr><tr valign="top"><th scope="row"><label for="new_text">新内容</label></th><td><input type="text" id="new_text" name="new_text" required /></td></tr></table><p class="submit"><input type="submit" class="button-primary" value="替换内容" /></p><div id="loading" class="loading">正在处理中，请稍候...</div><div class="progress-bar" id="progress-bar"><div class="progress-bar-inner" id="progress-bar-inner"></div></div></form><h2>替换历史</h2><ul><?php$history = get_option('content_replacer_history', array());if (empty($history)) {echo '<li>还没有进行过替换。</li>';} else {$history_by_date = [];foreach ($history as $entry) {$date = date('Y-m-d H:i:s', strtotime($entry['date']));if (!isset($history_by_date[$date])) {$history_by_date[$date] = ['entries' => [], 'count' => 0];}$history_by_date[$date]['entries'][] = '"' . esc_html($entry['original_text']) . '" 替换为 "' . esc_html($entry['new_text']) . '"';$history_by_date[$date]['count'] += $entry['replacements'];}foreach ($history_by_date as $date => $data) {$entries = array_unique($data['entries']); // 去除重复项echo '<li>';echo '于 ' . esc_html($date) . ' 替换: ';echo implode(', ', $entries);echo ' 共 ' . $data['count'] . ' 处改动 ';echo ' <a href="' . wp_nonce_url(admin_url('admin-post.php?action=rollback_content&date=' . urlencode($date)), 'rollback_content_nonce', 'rollback_content_nonce_field') . '">回滚</a>';echo '</li>';}}?></ul></div><div class="wrap content-replacer-container"><!-- 新按钮：免运费隐藏 --><form method="post" action="<?php echo admin_url('admin-post.php'); ?>" id="shipping-toggle-form"><input type="hidden" name="action" value="toggle_shipping"><?php wp_nonce_field('toggle_shipping_nonce', 'toggle_shipping_nonce_field'); ?><p class="submit"><input type="submit" class="button-primary" id="toggle-shipping-button" value="免运费隐藏" /></p></form><!-- 新按钮：产品模态窗 --><form method="post" action="<?php echo admin_url('admin-post.php'); ?>" id="modal-toggle-form"><input type="hidden" name="action" value="toggle_modal"><?php wp_nonce_field('toggle_modal_nonce', 'toggle_modal_nonce_field'); ?><p class="submit"><input type="submit" class="button-primary" id="toggle-modal-button" value="产品模态窗" /></p></form><!-- 新按钮：去产品超链接 --><form method="post" action="<?php echo admin_url('admin-post.php'); ?>" id="hyperlink-toggle-form"><input type="hidden" name="action" value="toggle_hyperlink"><?php wp_nonce_field('toggle_hyperlink_nonce', 'toggle_hyperlink_nonce_field'); ?><p class="submit"><input type="submit" class="button-primary" id="toggle-hyperlink-button" value="检查中..." /></p></form><!-- 新按钮：关闭描述去超链接功能 --><form method="post" action="<?php echo admin_url('admin-post.php'); ?>" id="hyperlink-close-form" style="display:none;"><input type="hidden" name="action" value="close_hyperlink"><?php wp_nonce_field('close_hyperlink_nonce', 'close_hyperlink_nonce_field'); ?><p class="submit"><input type="submit" class="button-primary" id="close-hyperlink-button" value="关闭描述去超链接功能" /></p></form></div><script>jQuery(document).ready(function($) {$('#content-replacer-form').on('submit', function() {$('#loading').hide();$('#progress-bar').show();var progressBar = $('#progress-bar-inner');var width = 0;var interval = setInterval(function() {if (width >= 100) {clearInterval(interval);$('#progress-bar').hide();} else {width += 1; // 增加进度的步长progressBar.css('width', width + '%');progressBar.text(width + '%');}}, 50); // 模拟进度，逐步增加 });// 隐藏其他插件提示$('.notice, .update-nag, .updated, .error, .is-dismissible').not('.content-replacer-container .notice').hide();// 检查 function.php 中是否有相关简码 $.ajax({url: ajaxurl,data: {'action': 'check_shortcode_status'},success: function(response) {if (response.shipping_hidden) {$('#toggle-shipping-button').val('其他运费已隐藏');}if (response.modal_enabled) {$('#toggle-modal-button').val('产品图片模态窗已开启');}if (response.hyperlinks_exist) {$('#toggle-hyperlink-button').val('描述有超链接，点击去掉').css({'background-color': '#ff6666','color': '#f5f5dc'}).prop('disabled', false);} else {$('#toggle-hyperlink-button').val('产品无链接，无需点击此按钮').css({'background-color': '#add8e6','color': '#ffffff'}).prop('disabled', true);}}});// 当去掉超链接按钮被点击$('#hyperlink-toggle-form').on('submit', function() {$('#toggle-hyperlink-button').val('超链接已去掉，无需点击此按钮').prop('disabled', true);$('#close-hyperlink-button').parent().show();});// 当关闭超链接功能按钮被点击$('#hyperlink-close-form').on('submit', function() {$('#toggle-hyperlink-button').val('描述有超链接，点击去掉').prop('disabled', false);$('#close-hyperlink-button').parent().hide();});});</script><?php}// 处理表单提交public function handle_form_submission() {if (!isset($_POST['replace_content_nonce_field']) || !wp_verify_nonce($_POST['replace_content_nonce_field'], 'replace_content_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$original_text = sanitize_text_field($_POST['original_text']);$new_text = sanitize_text_field($_POST['new_text']);global $wpdb;// 获取所有产品$products = $wpdb->get_results("SELECT ID, post_title, post_content, post_excerpt FROM {$wpdb->posts} WHERE post_type = 'product'");// 在替换前保存原始数据$history = get_option('content_replacer_history', array());$total_replacements = 0;foreach ($products as $product) {$original_data = array('ID' => $product->ID,'post_title' => $product->post_title,'post_content' => $product->post_content,'post_excerpt' => $product->post_excerpt,);$title_replacements = substr_count($product->post_title, $original_text);$content_replacements = substr_count($product->post_content, $original_text);$excerpt_replacements = substr_count($product->post_excerpt, $original_text);$total_replacements += $title_replacements + $content_replacements + $excerpt_replacements;$history_entry = array('date' => current_time('mysql'),'original_text' => $original_text,'new_text' => $new_text,'data' => $original_data,'replacements' => $total_replacements,);array_unshift($history, $history_entry); // 添加到数组开头 }update_option('content_replacer_history', $history);// 执行替换操作foreach ($products as $product) {$updated_post = array('ID' => $product->ID,'post_title' => str_replace($original_text, $new_text, $product->post_title),'post_content' => str_replace($original_text, $new_text, $product->post_content),'post_excerpt' => str_replace($original_text, $new_text, $product->post_excerpt),);$wpdb->update($wpdb->posts,$updated_post,array('ID' => $product->ID));}wp_redirect(admin_url('admin.php?page=content-replacer'));exit;}// 处理回滚操作public function handle_rollback() {if (!isset($_GET['rollback_content_nonce_field']) || !wp_verify_nonce($_GET['rollback_content_nonce_field'], 'rollback_content_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$date = urldecode($_GET['date']);$history = get_option('content_replacer_history', array());// 筛选出指定日期的历史记录$entries_to_rollback = array_filter($history, function($entry) use ($date) {return date('Y-m-d H:i:s', strtotime($entry['date'])) === $date;});if (!empty($entries_to_rollback)) {global $wpdb;foreach ($entries_to_rollback as $entry) {$original_data = $entry['data'];$wpdb->update($wpdb->posts,array('post_title' => $original_data['post_title'],'post_content' => $original_data['post_content'],'post_excerpt' => $original_data['post_excerpt'],),array('ID' => $original_data['ID']));}// 移除已回滚的历史记录$history = array_filter($history, function($entry) use ($date) {return date('Y-m-d H:i:s', strtotime($entry['date'])) !== $date;});update_option('content_replacer_history', $history);wp_redirect(admin_url('admin.php?page=content-replacer'));exit;} else {wp_die('无效的历史记录日期');}}// 处理免运费隐藏按钮的表单提交public function handle_toggle_shipping() {if (!isset($_POST['toggle_shipping_nonce_field']) || !wp_verify_nonce($_POST['toggle_shipping_nonce_field'], 'toggle_shipping_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$function_code = " function js_hide_all_shipping_when_free_is_available( \$shipping_rates ) { foreach ( \$shipping_rates as \$key => \$rate ) { if ( \$rate->get_method_id() == 'free_shipping' ) { \$shipping_rates = array( \$key => \$rate ); } } return \$shipping_rates;} add_filter( 'woocommerce_package_rates', 'js_hide_all_shipping_when_free_is_available' );"; $functions_path = get_template_directory() . '/functions.php';$functions_content = file_get_contents($functions_path);if (strpos($functions_content, 'js_hide_all_shipping_when_free_is_available') === false) {file_put_contents($functions_path, $functions_content . PHP_EOL . $function_code);} else {$functions_content = str_replace($function_code, '', $functions_content);file_put_contents($functions_path, $functions_content);}wp_redirect(admin_url('admin.php?page=content-replacer'));exit;}// 处理产品模态窗按钮的表单提交public function handle_toggle_modal() {if (!isset($_POST['toggle_modal_nonce_field']) || !wp_verify_nonce($_POST['toggle_modal_nonce_field'], 'toggle_modal_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$function_code = " function theme_enqueue_scripts_and_styles() {wp_enqueue_style('custom-style', get_stylesheet_directory_uri() . '/css/custom-style.css');wp_enqueue_script('custom-script', get_template_directory_uri() . '/js/custom-script.js', array('jquery'), null, true);\$inline_script = \"jQuery(document).ready(function($) {\$('body').append('<div id=\\\"myModal\\\" class=\\\"modal\\\"><span class=\\\"close\\\">×</span><img class=\\\"modal-content\\\" id=\\\"img01\\\"></div>');var modal_css = '<style>\.modal {display: none; position: fixed; z-index: 1000; padding-top: 100px; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgb(0,0,0); background-color: rgba(0,0,0,0.9);}\.modal-content {margin: auto; display: block; max-width: 40%; transition: transform 0.3s;}\.close {position: absolute; top: 15px; right: 35px; color: white; font-size: 40px; font-weight: bold; cursor: pointer;}\</style>';\$('head').append(modal_css);var isZoomed = false;\$('.woocommerce-product-gallery__image a').click(function(event) {event.preventDefault();var imgSrc = \$(this).find('img').attr('src');\$('#img01').attr('src', imgSrc);\$('#myModal').css('display', 'block');isZoomed = false;\$('#img01').css('transform', 'scale(1)');});\$('.close, .modal').on('click', function(event) {if (event.target !== this) return;\$('#myModal').css('display', 'none');});\$('#img01').on('dblclick', function() {if (isZoomed) {\$(this).css('transform', 'scale(1)');isZoomed = false;} else {\$(this).css('transform', 'scale(2)');isZoomed = true;}});});\"; wp_add_inline_script('custom-script', \$inline_script);}add_action('wp_enqueue_scripts', 'theme_enqueue_scripts_and_styles');"; $functions_path = get_template_directory() . '/functions.php';$functions_content = file_get_contents($functions_path);if (strpos($functions_content, 'theme_enqueue_scripts_and_styles') === false) {file_put_contents($functions_path, $functions_content . PHP_EOL . $function_code);} else {$functions_content = str_replace($function_code, '', $functions_content);file_put_contents($functions_path, $functions_content);}wp_redirect(admin_url('admin.php?page=content-replacer'));exit;}// 处理去产品超链接按钮的表单提交public function handle_toggle_hyperlink() {if (!isset($_POST['toggle_hyperlink_nonce_field']) || !wp_verify_nonce($_POST['toggle_hyperlink_nonce_field'], 'toggle_hyperlink_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$function_code = " function remove_product_hyperlinks(\$content) {if (is_product()) {\$content = preg_replace('/<a href=\".*?\">(.*?)<\/a>/', '\$1', \$content);}return \$content;}add_filter('the_content', 'remove_product_hyperlinks');"; $functions_path = get_template_directory() . '/functions.php';$functions_content = file_get_contents($functions_path);if (strpos($functions_content, 'remove_product_hyperlinks') === false) {file_put_contents($functions_path, $functions_content . PHP_EOL . $function_code);}wp_redirect(admin_url('admin.php?page=content-replacer'));exit;}// 处理关闭去超链接功能按钮的表单提交public function handle_close_hyperlink() {if (!isset($_POST['close_hyperlink_nonce_field']) || !wp_verify_nonce($_POST['close_hyperlink_nonce_field'], 'close_hyperlink_nonce')) {wp_die('Nonce 验证失败');}if (!current_user_can('manage_options')) {wp_die('无权限');}$functions_path = get_template_directory() . '/functions.php';$functions_content = file_get_contents($functions_path);$function_code = " function remove_product_hyperlinks(\$content) {if (is_product()) {\$content = preg_replace('/<a href=\".*?\">(.*?)<\/a>/', '\$1', \$content);}return \$content;}add_filter('the_content', 'remove_product_hyperlinks');";if (strpos($functions_content, 'remove_product_hyperlinks') !== false) {$functions_content = str_replace($function_code, '', $functions_content);file_put_contents($functions_path, $functions_content);}wp_redirect(admin_url('admin.php?page=content-replacer'));exit;}// 新增 AJAX 处理函数，检测简码状态// 新增 AJAX 处理函数，检测产品描述中的超链接状态public function check_shortcode_status() {$functions_path = get_template_directory() . '/functions.php';$functions_content = file_get_contents($functions_path);$response = array('shipping_hidden' => strpos($functions_content, 'js_hide_all_shipping_when_free_is_available') !== false,'modal_enabled' => strpos($functions_content, 'theme_enqueue_scripts_and_styles') !== false,'hyperlinks_exist' => false);global $wpdb;$products = $wpdb->get_results("SELECT post_content FROM {$wpdb->posts} WHERE post_type = 'product'");foreach ($products as $product) {if (preg_match('/<a href=\".*?\">/', $product->post_content)) {$response['hyperlinks_exist'] = true;break;}}wp_send_json($response);} }// 实例化插件类 new ContentReplacer();
scripts.js文件
// scripts.js jQuery(document).ready(function($) {$('#content-replacer-form').on('submit', function() {$('#loading').show();});// 隐藏其他插件提示$('.notice, .update-nag, .updated, .error, .is-dismissible').not('.content-replacer-container .notice').hide();// 提交表单时显示 loading 动画$('#shipping-toggle-form, #modal-toggle-form').on('submit', function() {$('#loading').show();});// 检查 function.php 中是否有相关简码 $.ajax({url: ajaxurl,data: {'action': 'check_shortcode_status'},success: function(response) {if (response.shipping_hidden) {$('#toggle-shipping-button').val('其他运费已隐藏');}if (response.modal_enabled) {$('#toggle-modal-button').val('产品图片模态窗已开启');}if (response.hyperlinks_exist) {$('#toggle-hyperlink-button').val('描述有超链接，点击去掉').css({'background-color': '#ff6666','color': '#f5f5dc'}).prop('disabled', false);} else {$('#toggle-hyperlink-button').val('产品无链接，无需点击此按钮').css({'background-color': '#add8e6','color': '#ffffff'}).prop('disabled', true);}}});// 当去掉超链接按钮被点击$('#hyperlink-toggle-form').on('submit', function() {$('#toggle-hyperlink-button').val('超链接已去掉，无需点击此按钮').prop('disabled', true);$('#close-hyperlink-button').parent().show();});// 当关闭超链接功能按钮被点击$('#hyperlink-close-form').on('submit', function() {$('#toggle-hyperlink-button').val('描述有超链接，点击去掉').prop('disabled', false);$('#close-hyperlink-button').parent().hide();}); });
styles.css文件
/* styles.css *//* 渐变背景色 */ .content-replacer-container {background: linear-gradient(135deg, #f9f1e9, #f5e0d3);padding: 20px;border-radius: 10px;color: #333;max-width: 800px;margin: 50px auto;box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);text-align: center; }.content-replacer-container h1 {text-align: center;margin-bottom: 20px;font-size: 2em; }.content-replacer-container .form-table {width: 100%;margin: 0 auto; }.content-replacer-container .form-table th, .content-replacer-container .form-table td {padding: 10px;text-align: left; }.content-replacer-container input[type="text"] {width: 100%;padding: 10px;border: 1px solid #ddd;border-radius: 5px;margin-bottom: 10px;box-sizing: border-box; }.content-replacer-container .button-primary {background: #ffba00;border: none;padding: 10px 20px;border-radius: 5px;cursor: pointer;transition: background 0.3s; }.content-replacer-container .button-primary:hover {background: #ff9500; }.content-replacer-container .loading {display: none;text-align: center;padding: 10px;margin-top: 20px;border-radius: 5px;color: #000; /* 将文字颜色改为黑色 */font-weight: bold; }.content-replacer-container .progress-bar {display: none;width: 100%;background-color: #fff;border: 1px solid #ddd;border-radius: 5px;overflow: hidden;margin-top: 20px;position: relative; }.content-replacer-container .progress-bar-inner {height: 30px;background-color: #00aaff;width: 0;line-height: 30px;color: #fff;text-align: center;white-space: nowrap;transition: width 0.5s ease; /* 平滑的过渡效果 */ }/* 替换历史样式 */ .content-replacer-container ul {list-style: none;padding: 0; }.content-replacer-container ul li {background: rgba(255, 255, 255, 0.2);margin-bottom: 10px;padding: 10px;border-radius: 5px; }.content-replacer-container ul li a {color: #333;text-decoration: underline;cursor: pointer;transition: color 0.3s; }.content-replacer-container ul li a:hover {color: #ffba00; }
duola.php
