85cd30a5b1
Adds checks to bypass language/content conversion for AJAX, REST API, and WooCommerce AJAX requests to prevent interference with JSON or fragment responses. Also excludes WooCommerce critical pages (checkout, cart, account) from conversion to avoid breaking their functionality.
1472 lines
No EOL
47 KiB
PHP
1472 lines
No EOL
47 KiB
PHP
<?php
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/**
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* WP Chinese Converter - Core Functions
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*
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* 包含所有前台转换相关功能
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*
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* @package WPChineseConverter
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* @version 1.4
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*/
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// 防止直接访问
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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// 全局变量初始化
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$wpcc_langs = array();
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// 短代码：提供 [wpcc_nc]...[/wpcc_nc] 与 [wpcs_nc]...[/wpcs_nc]，在编辑器无法保留注释时作为稳健的占位
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add_shortcode( 'wpcc_nc', function( $atts, $content = '' ) {
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return '<span data-wpcc-no-conversion="true">' . $content . '</span>';
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} );
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add_shortcode( 'wpcs_nc', function( $atts, $content = '' ) {
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return '<span data-wpcc-no-conversion="true">' . $content . '</span>';
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} );
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/**
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* 初始化语言配置
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* 使用中心化的语言配置管理
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*/
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function wpcc_init_languages(): void {
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global $wpcc_langs;
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if ( empty( $wpcc_langs ) ) {
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// 使用中心化的语言配置
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$wpcc_langs = WPCC_Language_Config::get_all_languages();
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}
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}
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/**
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* 插件核心初始化
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*/
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function wpcc_init() {
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// 当新版核心 WPCC_Main 存在时，完全交由新内核处理
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if ( class_exists( 'WPCC_Main' ) ) {
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return;
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}
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global $wpcc_options, $wp_rewrite;
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if ( isset( $wpcc_options['wpcc_use_permalink'] ) && $wpcc_options['wpcc_use_permalink'] != 0 && empty( $wp_rewrite->permalink_structure ) ) {
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$wpcc_options['wpcc_use_permalink'] = 0;
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update_wpcc_option( 'wpcc_options', $wpcc_options );
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}
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if ( $wpcc_options['wpcc_use_permalink'] != 0 ) {
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add_filter( 'rewrite_rules_array', 'wpcc_rewrite_rules' );
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}
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// 处理评论提交的转换
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$php_self = isset( $_SERVER['PHP_SELF'] ) ? sanitize_text_field( wp_unslash( $_SERVER['PHP_SELF'] ) ) : '';
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$request_method = isset( $_SERVER['REQUEST_METHOD'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_METHOD'] ) ) : '';
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if ( ( $php_self && ( strpos( $php_self, 'wp-comments-post.php' ) !== false
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|| strpos( $php_self, 'ajax-comments.php' ) !== false
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|| strpos( $php_self, 'comments-ajax.php' ) !== false )
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) &&
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$request_method === 'POST' &&
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isset( $_POST['variant'] ) && ! empty( $_POST['variant'] )
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) {
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$variant = sanitize_text_field( wp_unslash( $_POST['variant'] ) );
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if ( in_array( $variant, $wpcc_options['wpcc_used_langs'], true ) ) {
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global $wpcc_target_lang;
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$wpcc_target_lang = $variant;
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wpcc_do_conversion();
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return;
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}
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}
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// 修复首页显示Page时的问题
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if ( 'page' == get_option( 'show_on_front' ) && get_option( 'page_on_front' ) ) {
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add_action( 'parse_query', 'wpcc_parse_query_fix' );
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}
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add_action( 'parse_request', 'wpcc_parse_query' );
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add_action( 'template_redirect', 'wpcc_template_redirect', -100 );
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add_action( 'init', function() {
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wpcc_init_languages();
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wpcc_init_modules();
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}, 1 );
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add_filter( 'render_block', 'wpcc_render_no_conversion_block', 5, 2 );
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}
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/**
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* 向WordPress查询变量中添加variant参数
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*/
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function wpcc_insert_query_vars( $vars ) {
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array_push( $vars, 'variant' );
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return $vars;
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}
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/**
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* 修复首页显示Page时繁简转换页的问题
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*/
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function wpcc_parse_query_fix( $this_WP_Query ) {
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$qv = &$this_WP_Query->query_vars;
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if ( $this_WP_Query->is_home && 'page' == get_option( 'show_on_front' ) && get_option( 'page_on_front' ) ) {
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$_query = wp_parse_args( $this_WP_Query->query );
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if ( isset( $_query['pagename'] ) && '' == $_query['pagename'] ) {
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unset( $_query['pagename'] );
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}
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if ( empty( $_query ) || ! array_diff( array_keys( $_query ), array(
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'preview', 'page', 'paged', 'cpage', 'variant'
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) ) ) {
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$this_WP_Query->is_page = true;
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$this_WP_Query->is_home = false;
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$qv['page_id'] = get_option( 'page_on_front' );
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if ( ! empty( $qv['paged'] ) ) {
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$qv['page'] = $qv['paged'];
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unset( $qv['paged'] );
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}
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}
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}
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// 其他查询修复逻辑...
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return $this_WP_Query;
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}
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/**
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* 解析当前请求，获取目标语言
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*/
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function wpcc_parse_query( $query ) {
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if ( is_robots() ) {
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return;
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}
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global $wpcc_target_lang, $wpcc_redirect_to, $wpcc_noconversion_url, $wpcc_options, $wpcc_direct_conversion_flag;
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// 标记 AJAX/REST/wc-ajax 请求，跳过转换避免干扰 JSON 响应
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$is_ajax = function_exists('wp_doing_ajax') ? wp_doing_ajax() : ( defined('DOING_AJAX') && DOING_AJAX );
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$is_rest = defined('REST_REQUEST') && REST_REQUEST;
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$is_wc_ajax = isset($_REQUEST['wc-ajax']) && is_string($_REQUEST['wc-ajax']) && $_REQUEST['wc-ajax'] !== '';
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$wpcc_direct_conversion_flag = (bool) ( $is_ajax || $is_rest || $is_wc_ajax );
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if ( ! is_404() ) {
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$wpcc_noconversion_url = wpcc_get_noconversion_url();
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} else {
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$wpcc_noconversion_url = get_option( 'home' ) . '/';
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$wpcc_target_lang = false;
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return;
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}
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$request_lang = isset( $query->query_vars['variant'] ) ? sanitize_text_field( $query->query_vars['variant'] ) : '';
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$cookie_lang = isset( $_COOKIE[ 'wpcc_variant_' . COOKIEHASH ] ) ? sanitize_text_field( wp_unslash( $_COOKIE[ 'wpcc_variant_' . COOKIEHASH ] ) ) : '';
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if ( $request_lang && in_array( $request_lang, $wpcc_options['wpcc_used_langs'], true ) ) {
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$wpcc_target_lang = $request_lang;
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} else {
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$wpcc_target_lang = false;
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}
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// 处理重定向逻辑
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if ( ! $wpcc_target_lang ) {
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if ( $request_lang == 'zh' && ! is_admin() ) {
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if ( $wpcc_options['wpcc_use_cookie_variant'] != 0 ) {
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setcookie( 'wpcc_variant_' . COOKIEHASH, 'zh', [
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'expires' => time() + 30000000,
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'path' => COOKIEPATH,
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'domain' => COOKIE_DOMAIN,
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'secure' => is_ssl(),
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'httponly' => true,
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'samesite' => 'Lax',
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] );
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} else {
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setcookie( 'wpcc_is_redirect_' . COOKIEHASH, '1', [
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'expires' => 0,
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'path' => COOKIEPATH,
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'domain' => COOKIE_DOMAIN,
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'secure' => is_ssl(),
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'httponly' => true,
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'samesite' => 'Lax',
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] );
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}
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header( 'Location: ' . $wpcc_noconversion_url );
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die();
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}
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// Cookie和浏览器语言检测逻辑...
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}
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// 搜索转换逻辑
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if ( $wpcc_options['wpcc_search_conversion'] == 2 ||
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( $wpcc_target_lang && $wpcc_options['wpcc_search_conversion'] == 1 )
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) {
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wpcc_apply_filter_search_rule();
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}
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// 设置Cookie
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if ( $wpcc_target_lang && $wpcc_options['wpcc_use_cookie_variant'] != 0 && $cookie_lang != $wpcc_target_lang ) {
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setcookie( 'wpcc_variant_' . COOKIEHASH, $wpcc_target_lang, [
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'expires' => time() + 30000000,
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'path' => COOKIEPATH,
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'domain' => COOKIE_DOMAIN,
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'secure' => is_ssl(),
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'httponly' => true,
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'samesite' => 'Lax',
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] );
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}
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}
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/**
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* 模板重定向处理 - 核心转换逻辑
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*/
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function wpcc_template_redirect() {
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global $wpcc_noconversion_url, $wpcc_langs_urls, $wpcc_options, $wpcc_target_lang, $wpcc_redirect_to, $wpcc_direct_conversion_flag;
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// 若是 AJAX/REST/wc-ajax 等非 HTML 响应，直接跳过所有转换，避免破坏 JSON/片段
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if ( $wpcc_direct_conversion_flag ) {
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return;
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}
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set_wpcc_langs_urls();
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if ( ! is_404() && $wpcc_redirect_to && ! is_admin() ) {
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setcookie( 'wpcc_is_redirect_' . COOKIEHASH, '1', [
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'expires' => 0,
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'path' => COOKIEPATH,
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'domain' => COOKIE_DOMAIN,
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'secure' => is_ssl(),
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'httponly' => true,
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'samesite' => 'Lax',
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] );
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wp_redirect( $wpcc_langs_urls[ $wpcc_redirect_to ], 302 );
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}
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if ( ! $wpcc_target_lang ) {
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return;
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}
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// 添加评论表单语言参数
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add_action( 'comment_form', 'wpcc_modify_comment_form' );
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function wpcc_modify_comment_form() {
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global $wpcc_target_lang;
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echo '<input type="hidden" name="variant" value="' . $wpcc_target_lang . '" />';
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}
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wpcc_do_conversion();
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}
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/**
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* 设置各语言版本的URL
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*/
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function set_wpcc_langs_urls() {
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global $wpcc_langs_urls, $wpcc_options, $wpcc_noconversion_url;
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if ( ! $wpcc_langs_urls ) {
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$permalinks_enabled = (string) get_option( 'permalink_structure' ) !== '';
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$style = (int) ( $wpcc_options['wpcc_use_permalink'] ?? 0 );
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$style_effective = $permalinks_enabled ? $style : 0;
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if ( $wpcc_noconversion_url == get_option( 'home' ) . '/' && $style_effective ) {
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foreach ( $wpcc_options['wpcc_used_langs'] as $value ) {
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$wpcc_langs_urls[ $value ] = trailingslashit( $wpcc_noconversion_url . $value );
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}
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} else {
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foreach ( $wpcc_options['wpcc_used_langs'] as $value ) {
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$wpcc_langs_urls[ $value ] = wpcc_link_conversion( $wpcc_noconversion_url, $value );
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}
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}
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}
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}
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/**
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* 获取当前页面原始URL
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*/
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function wpcc_get_noconversion_url() {
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global $wpcc_options;
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$reg = implode( '|', array_map( 'preg_quote', $wpcc_options['wpcc_used_langs'] ) );
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$protocol = is_ssl() ? 'https://' : 'http://';
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$host = isset( $_SERVER['HTTP_HOST'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ) : '';
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$uri = isset( $_SERVER['REQUEST_URI'] ) ? esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
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$tmp = trim( strtolower( remove_query_arg( 'variant', $protocol . $host . $uri ) ) );
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if ( preg_match( '/^(.*)\/(' . $reg . '|zh|zh-reset)(\/.*)?$/', $tmp, $matches ) ) {
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$tmp = user_trailingslashit( trailingslashit( $matches[1] ) . ltrim( $matches[3] ?? '', '/' ) );
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if ( $tmp == get_option( 'home' ) ) {
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$tmp .= '/';
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}
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}
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return $tmp;
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}
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/**
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* 转换链接到指定语言版本
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*/
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function wpcc_link_conversion( $link, $variant = null ) {
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global $wpcc_options;
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static $wpcc_wp_home;
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if ( empty( $wpcc_wp_home ) ) {
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$wpcc_wp_home = home_url();
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}
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if ( $variant === null ) {
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$variant = $GLOBALS['wpcc_target_lang'];
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}
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if ( $variant == false ) {
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return $link;
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}
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$style = (int) ( $wpcc_options['wpcc_use_permalink'] ?? 0 );
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$permalinks_enabled = (string) get_option( 'permalink_structure' ) !== '';
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// Split path and query
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$qpos = strpos( $link, '?' );
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$path = $qpos !== false ? substr( $link, 0, $qpos ) : $link;
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$qs = $qpos !== false ? substr( $link, $qpos ) : '';
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// Detect existing variant in path; if present, strip duplicate query param if any
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$enabled = isset( $wpcc_options['wpcc_used_langs'] ) && is_array( $wpcc_options['wpcc_used_langs'] ) ? $wpcc_options['wpcc_used_langs'] : [];
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$variant_regex = '#/(?:' . implode( '|', array_map( 'preg_quote', $enabled ) ) . '|zh|zh-reset)(/|$)#i';
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$path_only = parse_url( $path, PHP_URL_PATH );
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if ( $path_only === null ) { $path_only = $path; }
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if ( preg_match( $variant_regex, $path_only ) ) {
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if ( $qpos !== false ) {
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$qs = preg_replace( '/([?&])variant=[^&]*(&|$)/', '$1', $qs );
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$qs = rtrim( $qs, '?&' );
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if ( $qs && $qs[0] !== '?' ) { $qs = '?' . ltrim( $qs, '?' ); }
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}
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return $path . $qs;
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}
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// 当 WP 未启用固定链接时，强制使用查询参数，避免 /zh-xx/ 404
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if ( ! $permalinks_enabled || $style === 0 ) {
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return add_query_arg( 'variant', $variant, $link );
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}
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if ( $style === 1 ) {
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// suffix style
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return user_trailingslashit( trailingslashit( $path ) . $variant ) . $qs;
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}
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// prefix style (2)
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if ( is_multisite() && wpcc_mobile_exist( 'network' ) ) {
|
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$sites = get_sites();
|
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foreach ( $sites as $site ) {
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if ( '/' == $site->path ) {
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continue;
|
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}
|
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$path_seg = str_replace( '/', '', $site->path );
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$sub_url = "$site->domain/$path_seg";
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if ( str_contains( $path, $sub_url ) ) {
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return str_replace( $sub_url, "$sub_url/$variant", $path ) . $qs;
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}
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}
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}
|
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return str_replace( $wpcc_wp_home, "$wpcc_wp_home/$variant", $path ) . $qs;
|
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}
|
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|
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/**
|
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* 修改重写规则
|
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*/
|
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function wpcc_rewrite_rules( $rules ) {
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global $wpcc_options;
|
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$reg = implode( '|', $wpcc_options['wpcc_used_langs'] );
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$rules2 = array();
|
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|
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if ( $wpcc_options['wpcc_use_permalink'] == 1 ) {
|
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foreach ( $rules as $key => $value ) {
|
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if ( strpos( $key, 'trackback' ) !== false || strpos( $key, 'print' ) !== false || strpos( $value, 'lang=' ) !== false ) {
|
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continue;
|
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}
|
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if ( substr( $key, -3 ) == '/?$' ) {
|
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if ( ! preg_match_all( '/\$matches\[(\d+)\]/', $value, $matches, PREG_PATTERN_ORDER ) ) {
|
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continue;
|
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}
|
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$number = count( $matches[0] ) + 1;
|
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$rules2[ substr( $key, 0, -3 ) . '/(' . $reg . '|zh|zh-reset)/?$' ] = $value . '&variant=$matches[' . $number . ']';
|
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}
|
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}
|
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} else {
|
||
foreach ( $rules as $key => $value ) {
|
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if ( strpos( $key, 'trackback' ) !== false || strpos( $key, 'print' ) !== false || strpos( $value, 'lang=' ) !== false ) {
|
||
continue;
|
||
}
|
||
if ( substr( $key, -3 ) == '/?$' ) {
|
||
$rules2[ '(' . $reg . '|zh|zh-reset)/' . $key ] = preg_replace_callback( '/\$matches\[(\d+)\]/', '_wpcc_permalink_preg_callback', $value ) . '&variant=$matches[1]';
|
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}
|
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}
|
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}
|
||
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$rules2[ '^(' . $reg . '|zh|zh-reset)/?$' ] = 'index.php?variant=$matches[1]';
|
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return array_merge( $rules2, $rules );
|
||
}
|
||
|
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/**
|
||
* URL重写回调函数
|
||
*/
|
||
function _wpcc_permalink_preg_callback( $matches ) {
|
||
return '$matches[' . ( intval( $matches[1] ) + 1 ) . ']';
|
||
}
|
||
|
||
/**
|
||
* 核心转换函数
|
||
*/
|
||
function zhconversion( ?string $str, ?string $variant = null ): string {
|
||
global $wpcc_options, $wpcc_langs;
|
||
wpcc_init_languages();
|
||
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
|
||
if ( $variant === null ) {
|
||
$variant = $GLOBALS['wpcc_target_lang'];
|
||
}
|
||
|
||
if ( $variant == false ) {
|
||
return $str;
|
||
}
|
||
|
||
if ( !isset( $wpcc_langs[ $variant ] ) ) {
|
||
return $str;
|
||
}
|
||
|
||
// 检查缓存
|
||
$cached_result = WPCC_Conversion_Cache::get_cached_conversion( $str, $variant );
|
||
if ( $cached_result !== null ) {
|
||
return $cached_result;
|
||
}
|
||
|
||
return WPCC_Exception_Handler::safe_execute(
|
||
function() use ( $str, $variant ) {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
$result = $converter->convert( $str, $variant );
|
||
|
||
// 将结果存入缓存
|
||
if ( $result !== $str ) { // 只缓存真正有变化的转换
|
||
WPCC_Conversion_Cache::set_cached_conversion( $str, $variant, $result );
|
||
}
|
||
|
||
return $result;
|
||
},
|
||
$str, // 降级值：返回原文本
|
||
"zhconversion_{$variant}"
|
||
);
|
||
}
|
||
|
||
/**
|
||
* 带排除标记的转换函数
|
||
*/
|
||
function zhconversion2( $str, $variant = null ) {
|
||
global $wpcc_options, $wpcc_langs;
|
||
|
||
wpcc_init_languages();
|
||
|
||
if ( $variant === null ) {
|
||
$variant = $GLOBALS['wpcc_target_lang'];
|
||
}
|
||
if ( $variant == false ) {
|
||
return $str;
|
||
}
|
||
|
||
if ( !isset( $wpcc_langs[ $variant ] ) || !isset( $wpcc_langs[ $variant ][0] ) || !is_callable( $wpcc_langs[ $variant ][0] ) ) {
|
||
return $str;
|
||
}
|
||
|
||
// 兜底：如未加保护标记，则在转换前为“不转换内容”区块添加保护标记
|
||
$str = wpcc_protect_no_conversion_blocks( $str );
|
||
|
||
return limit_zhconversion( $str, $wpcc_langs[ $variant ][0] );
|
||
}
|
||
|
||
/**
|
||
* 各种特定语言的转换函数
|
||
*/
|
||
function zhconversion_hant( ?string $str ): string {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str ?? '';
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-hant' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_hant Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_hans( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-hans' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_hans Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_cn( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-cn' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_cn Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_tw( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-tw' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_tw Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_jp( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-jp' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_jp Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_hk( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-hk' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_hk Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
function zhconversion_sg( $str ) {
|
||
if ( $str === null || $str === '' ) {
|
||
return $str;
|
||
}
|
||
try {
|
||
$converter = WPCC_Converter_Factory::get_converter();
|
||
return $converter->convert( $str, 'zh-sg' );
|
||
} catch ( Exception $e ) {
|
||
error_log( 'WPCC zhconversion_sg Error: ' . $e->getMessage() );
|
||
return $str;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 递归转换数组
|
||
*/
|
||
function zhconversion_deep( $value ) {
|
||
$value = is_array( $value ) ? array_map( 'zhconversion_deep', $value ) : zhconversion( $value );
|
||
return $value;
|
||
}
|
||
|
||
/**
|
||
* 兜底保护 - 为“不转换内容”区块添加注释标记
|
||
*/
|
||
function wpcc_protect_no_conversion_blocks( $str ) {
|
||
// 若内容中不存在可识别的不转换占位（data 属性或指定类），则无需处理
|
||
$has_data_attr = preg_match( '/data-wpcc-no-conversion=("|\')true\1/i', $str );
|
||
$has_nc_class = preg_match( '/wpcc-no-conversion-(content|wrapper)/i', $str );
|
||
if ( ! $has_data_attr && ! $has_nc_class ) {
|
||
return $str;
|
||
}
|
||
|
||
$wrap_whole_callback = function( $matches ) {
|
||
$id = wpcc_id();
|
||
return '<!--wpcc_NC' . $id . '_START-->' . $matches[0] . '<!--wpcc_NC' . $id . '_END-->';
|
||
};
|
||
|
||
$wrap_inner_callback = function( $matches ) {
|
||
$id = wpcc_id();
|
||
$open = $matches[1];
|
||
$inner = $matches[2];
|
||
$close = $matches[3];
|
||
return $open . '<!--wpcc_NC' . $id . '_START-->' . $inner . '<!--wpcc_NC' . $id . '_END-->' . $close;
|
||
};
|
||
|
||
// 优先：包裹 .wpcc-no-conversion-content 内部
|
||
$str = preg_replace_callback( '/(<div[^>]*class="[^"]*wpcc-no-conversion-content[^"]*"[^>]*>)([\s\S]*?)(<\/div>)/i', $wrap_inner_callback, $str );
|
||
// 兜底：包裹外层 wrapper 或 data 属性
|
||
$str = preg_replace_callback( '/<div[^>]*class="[^"]*wpcc-no-conversion-wrapper[^"]*"[^>]*>[\s\S]*?<\/div>/i', $wrap_whole_callback, $str );
|
||
$str = preg_replace_callback( '/<[^>]*data-wpcc-no-conversion="true"[^>]*>[\s\S]*?<\/[a-zA-Z0-9]+>/i', $wrap_whole_callback, $str );
|
||
|
||
return $str;
|
||
}
|
||
|
||
/**
|
||
* 有限转换函数 - 不转换指定标签内的内容
|
||
*/
|
||
|
||
function limit_zhconversion( $str, $function ) {
|
||
if ( $m = preg_split( '/(<!--wpc(?:c|s)_NC([a-zA-Z0-9]*)_START-->)(.*?)(<!--wpc(?:c|s)_NC\2_END-->)/s', $str, - 1, PREG_SPLIT_DELIM_CAPTURE ) ) {
|
||
$r = '';
|
||
$count = 0;
|
||
foreach ( $m as $v ) {
|
||
$count ++;
|
||
if ( $count % 5 == 1 ) {
|
||
$r .= $function ( $v );
|
||
} else if ( $count % 5 == 4 ) {
|
||
$r .= $v;
|
||
}
|
||
}
|
||
return $r;
|
||
} else {
|
||
return $function( $str );
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 转换到多种语言并返回数组
|
||
*/
|
||
function zhconversion_all( $str, $langs = array( 'zh-tw', 'zh-cn', 'zh-hk', 'zh-sg', 'zh-hans', 'zh-hant' ) ) {
|
||
global $wpcc_langs;
|
||
$return = array();
|
||
foreach ( $langs as $value ) {
|
||
if ( ! isset( $wpcc_langs[ $value ] ) ) {
|
||
continue;
|
||
}
|
||
$tmp = $wpcc_langs[ $value ][0] ( $str );
|
||
if ( $tmp != $str ) {
|
||
$return[] = $tmp;
|
||
}
|
||
}
|
||
return array_unique( $return );
|
||
}
|
||
|
||
/**
|
||
* 输出导航选择器
|
||
*/
|
||
function wpcc_output_navi( $args = '', $isReturn = false ) {
|
||
global $wpcc_target_lang, $wpcc_noconversion_url, $wpcc_langs_urls, $wpcc_langs, $wpcc_options;
|
||
wpcc_init_languages();
|
||
|
||
extract( wp_parse_args( $args, array( 'mode' => 'normal', 'echo' => 1 ) ) );
|
||
if ( $mode == 'wrap' ) {
|
||
wpcc_output_navi2();
|
||
return;
|
||
}
|
||
|
||
// 计算“不转换”标签
|
||
if ( ! empty( $wpcc_options['nctip'] ) ) {
|
||
$noconverttip = $wpcc_options['nctip'];
|
||
} else {
|
||
$locale = str_replace( '_', '-', strtolower( get_locale() ) );
|
||
$noconverttip = in_array( $locale, array( 'zh-hant', 'zh-tw', 'zh-hk', 'zh-mo' ) ) ? '不转换' : '不转换';
|
||
}
|
||
if ( $wpcc_target_lang ) {
|
||
$noconverttip = zhconversion( $noconverttip );
|
||
}
|
||
|
||
// 计算“不转换”链接（必要时注入 zh 哨兵以覆盖浏览器/Cookie 策略）
|
||
if ( ( ! empty($wpcc_options['wpcc_browser_redirect']) && $wpcc_options['wpcc_browser_redirect'] == 2 ) ||
|
||
( ! empty($wpcc_options['wpcc_use_cookie_variant']) && $wpcc_options['wpcc_use_cookie_variant'] == 2 ) ) {
|
||
$default_url = $wpcc_target_lang ? wpcc_link_conversion( $wpcc_noconversion_url, 'zh' ) : $wpcc_noconversion_url;
|
||
if ( ! empty($wpcc_options['wpcc_use_permalink']) && is_home() && ! is_paged() ) {
|
||
$default_url = trailingslashit( $default_url );
|
||
}
|
||
} else {
|
||
$default_url = $wpcc_noconversion_url;
|
||
}
|
||
|
||
// 展示形式：优先使用新字段 wpcc_translate_type，兼容旧字段 wpcc_flag_option
|
||
$wpcc_translate_type = $wpcc_options['wpcc_translate_type'] ?? ($wpcc_options['wpcc_flag_option'] ?? 0);
|
||
|
||
$html = "\n" . '<div id="wpcc_widget_inner"><!--wpcc_NC_START-->' . "\n";
|
||
|
||
// 统一语义：1 = 平铺，0 = 下拉
|
||
if ( $wpcc_translate_type == 1 ) {
|
||
$__nofollow = ( preg_match( '/\/zh\//i', $default_url ) || preg_match( '/(?:[?&])variant=zh(?:&|$)/i', $default_url ) ) ? ' rel="nofollow"' : '';
|
||
$html .= '<span id="wpcc_original_link" class="' . ( $wpcc_target_lang == false ? 'wpcc_current_lang' : 'wpcc_lang' ) . '"><a class="wpcc_link"' . $__nofollow . ' href="' . esc_url( $default_url ) . '" title="' . esc_attr( $noconverttip ) . '" langvar="">' . esc_html( $noconverttip ) . '</a></span>' . "\n";
|
||
|
||
foreach ( $wpcc_langs_urls as $key => $value ) {
|
||
if ( !isset( $wpcc_langs[ $key ] ) || !isset( $wpcc_langs[ $key ][1] ) || !isset( $wpcc_langs[ $key ][2] ) ) {
|
||
continue;
|
||
}
|
||
$tip = ! empty( $wpcc_options[ $wpcc_langs[ $key ][1] ] ) ? $wpcc_options[ $wpcc_langs[ $key ][1] ] : $wpcc_langs[ $key ][2];
|
||
if ( $wpcc_target_lang ) {
|
||
$tip = zhconversion( $tip );
|
||
}
|
||
$safe_key = esc_attr( $key );
|
||
$html .= '<span id="wpcc_' . $safe_key . '_link" class="' . ( $wpcc_target_lang == $key ? 'wpcc_current_lang' : 'wpcc_lang' ) . '"><a class="wpcc_link" rel="nofollow" href="' . esc_url( $value ) . '" title="' . esc_attr( $tip ) . '" langvar="' . $safe_key . '">' . esc_html( $tip ) . '</a></span>' . "\n";
|
||
}
|
||
} else if ( $wpcc_translate_type == 0 ) {
|
||
$checkSelected = function ( $selected_lang ) use ( $wpcc_target_lang ) {
|
||
return $selected_lang == $wpcc_target_lang ? 'selected' : '';
|
||
};
|
||
$html .= '<select id="wpcc_translate_type" value="' . esc_attr( (string) $wpcc_translate_type ) . '" onchange="wpccRedirectToPage(this)">';
|
||
$html .= '<option id="wpcc_original_link" value="" ' . $checkSelected( '' ) . '>' . esc_html( $noconverttip ) . '</option>';
|
||
foreach ( $wpcc_langs_urls as $key => $value ) {
|
||
if ( !isset( $wpcc_langs[ $key ] ) || !isset( $wpcc_langs[ $key ][1] ) || !isset( $wpcc_langs[ $key ][2] ) ) {
|
||
continue;
|
||
}
|
||
$tip = ! empty( $wpcc_options[ $wpcc_langs[ $key ][1] ] ) ? $wpcc_options[ $wpcc_langs[ $key ][1] ] : $wpcc_langs[ $key ][2];
|
||
if ( $wpcc_target_lang ) {
|
||
$tip = zhconversion( $tip );
|
||
}
|
||
$safe_key = esc_attr( $key );
|
||
$html .= '<option id="wpcc_' . $safe_key . '_link" class="' . esc_attr( $wpcc_target_lang == $key ? 'wpcc_current_lang' : 'wpcc_lang' ) . '" value="' . $safe_key . '" ' . $checkSelected( $key ) . '>' . esc_html( $tip ) . '</option>';
|
||
}
|
||
$html .= '</select>';
|
||
}
|
||
|
||
$html .= '<!--wpcc_NC_END--></div>' . "\n";
|
||
|
||
if ( ! $echo || $isReturn ) {
|
||
return $html;
|
||
}
|
||
echo $html;
|
||
}
|
||
|
||
/**
|
||
* 另一种导航输出方式
|
||
*/
|
||
function wpcc_output_navi2() {
|
||
global $wpcc_target_lang, $wpcc_noconversion_url, $wpcc_langs_urls, $wpcc_options;
|
||
|
||
if ( ( ! empty($wpcc_options['wpcc_browser_redirect']) && $wpcc_options['wpcc_browser_redirect'] == 2 ) && $wpcc_target_lang ||
|
||
( ! empty($wpcc_options['wpcc_use_cookie_variant']) && $wpcc_options['wpcc_use_cookie_variant'] == 2 ) && $wpcc_target_lang ) {
|
||
$default_url = wpcc_link_conversion( $wpcc_noconversion_url, 'zh' );
|
||
if ( ! empty($wpcc_options['wpcc_use_permalink']) && is_home() && ! is_paged() ) {
|
||
$default_url = trailingslashit( $default_url );
|
||
}
|
||
} else {
|
||
$default_url = $wpcc_noconversion_url;
|
||
}
|
||
|
||
$html = "\n" . '<div id="wpcc_widget_inner"><!--wpcc_NC_START-->' . "\n";
|
||
$__nofollow2 = ( preg_match( '/\/zh\//i', $default_url ) || preg_match( '/(?:[?&])variant=zh(?:&|$)/i', $default_url ) ) ? ' rel="nofollow"' : '';
|
||
$html .= '<span id="wpcc_original_link" class="' . ( $wpcc_target_lang == false ? 'wpcc_current_lang' : 'wpcc_lang' ) . '"><a class="wpcc_link"' . $__nofollow2 . ' href="' . esc_url( $default_url ) . '" title="' . esc_html( '不转换' ) . '">' . esc_html( '不转换' ) . '</a></span>' . "\n";
|
||
$html .= '<span id="wpcc_cn_link" class="' . ( $wpcc_target_lang == 'zh-cn' ? 'wpcc_current_lang' : 'wpcc_lang' ) . '"><a class="wpcc_link" rel="nofollow" href="' . esc_url( $wpcc_langs_urls['zh-cn'] ) . '" title="' . esc_html( '大陆简体' ) . '">' . esc_html( '大陆简体' ) . '</a></span>' . "\n";
|
||
$html .= '<span id="wpcc_tw_link" class="' . ( $wpcc_target_lang == 'zh-tw' ? 'wpcc_current_lang' : 'wpcc_lang' ) . '"><a class="wpcc_link" rel="nofollow" href="' . esc_url( $wpcc_langs_urls['zh-tw'] ) . '" title="' . esc_html( '台湾正体' ) . '">' . esc_html( '台湾正体' ) . '</a></span>' . "\n";
|
||
$html .= '<!--wpcc_NC_END--></div>' . "\n";
|
||
echo $html;
|
||
}
|
||
|
||
/**
|
||
* 短码处理函数
|
||
*/
|
||
function wp_chinese_converter_shortcode(): string {
|
||
set_wpcc_langs_urls();
|
||
return wpcc_output_navi( '', true );
|
||
}
|
||
|
||
/**
|
||
* 小部件类
|
||
*/
|
||
class wpcc_Widget extends WP_Widget {
|
||
public function __construct() {
|
||
parent::__construct( 'widget_wpcc', 'WP Chinese Converter', [
|
||
'classname' => 'widget_wpcc',
|
||
'description' => 'WP Chinese Converter Widget'
|
||
] );
|
||
}
|
||
|
||
public function widget( $args, $instance ): void {
|
||
extract( $args );
|
||
$title = apply_filters( 'widget_title', $instance['title'] ?? '' );
|
||
echo $before_widget;
|
||
if ( $title ) {
|
||
echo $before_title . esc_html( $title ) . $after_title;
|
||
}
|
||
$widget_args = isset( $instance['args'] ) ? sanitize_text_field( $instance['args'] ) : '';
|
||
wpcc_output_navi( $widget_args );
|
||
echo $after_widget;
|
||
}
|
||
|
||
public function update( $new_instance, $old_instance ): array {
|
||
return $new_instance;
|
||
}
|
||
|
||
public function form( $instance ): void {
|
||
$title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
|
||
$args = isset( $instance['args'] ) ? esc_attr( $instance['args'] ) : '';
|
||
?>
|
||
<p>
|
||
<label for="<?php echo $this->get_field_id( 'title' ); ?>">Title: <input class="widefat"
|
||
id="<?php echo $this->get_field_id( 'title' ); ?>"
|
||
name="<?php echo $this->get_field_name( 'title' ); ?>"
|
||
type="text"
|
||
value="<?php echo $title; ?>"/></label>
|
||
<label for="<?php echo $this->get_field_id( 'args' ); ?>">Args: <input class="widefat"
|
||
id="<?php echo $this->get_field_id( 'args' ); ?>"
|
||
name="<?php echo $this->get_field_name( 'args' ); ?>"
|
||
type="text"
|
||
value="<?php echo $args; ?>"/></label>
|
||
</p>
|
||
<?php
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 获取浏览器首选语言
|
||
*/
|
||
function wpcc_get_prefered_language( string $accept_languages, array $target_langs, int $flag = 0 ): string|false {
|
||
$langs = array();
|
||
preg_match_all( '/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $accept_languages, $lang_parse );
|
||
|
||
if ( count( $lang_parse[1] ) ) {
|
||
$langs = array_combine( $lang_parse[1], $lang_parse[4] );
|
||
foreach ( $langs as $lang => $val ) {
|
||
if ( $val === '' ) {
|
||
$langs[ $lang ] = '1';
|
||
}
|
||
}
|
||
arsort( $langs, SORT_NUMERIC );
|
||
$langs = array_keys( $langs );
|
||
$langs = array_map( 'strtolower', $langs );
|
||
|
||
foreach ( $langs as $val ) {
|
||
if ( in_array( $val, $target_langs ) ) {
|
||
return $val;
|
||
}
|
||
}
|
||
|
||
if ( $flag ) {
|
||
$array = array( 'zh-hans', 'zh-cn', 'zh-sg', 'zh-my' );
|
||
$a = array_intersect( $array, $target_langs );
|
||
if ( ! empty( $a ) ) {
|
||
$b = array_intersect( $array, $langs );
|
||
if ( ! empty( $b ) ) {
|
||
return current( $a );
|
||
}
|
||
}
|
||
|
||
$array = array( 'zh-hant', 'zh-tw', 'zh-hk', 'zh-mo' );
|
||
$a = array_intersect( $array, $target_langs );
|
||
if ( ! empty( $a ) ) {
|
||
$b = array_intersect( $array, $langs );
|
||
if ( ! empty( $b ) ) {
|
||
return current( $a );
|
||
}
|
||
}
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* 判断是否为搜索引擎访问
|
||
*/
|
||
function wpcc_is_robot(): bool {
|
||
if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
|
||
return true;
|
||
}
|
||
$ua = strtoupper( $_SERVER['HTTP_USER_AGENT'] );
|
||
|
||
$robots = array( 'bot', 'spider', 'crawler', 'dig', 'search', 'find' );
|
||
|
||
foreach ( $robots as $key => $val ) {
|
||
if ( strstr( $ua, strtoupper( $val ) ) ) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
$browsers = array(
|
||
"compatible; MSIE", "UP.Browser", "Mozilla", "Opera", "NSPlayer", "Avant Browser", "Chrome", "Gecko", "Safari", "Lynx"
|
||
);
|
||
|
||
foreach ( $browsers as $key => $val ) {
|
||
if ( strstr( $ua, strtoupper( $val ) ) ) {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* 应用搜索过滤规则
|
||
*/
|
||
function wpcc_apply_filter_search_rule() {
|
||
add_filter( 'posts_where', 'wpcc_filter_search_rule', 100 );
|
||
function search_distinct() {
|
||
return "DISTINCT";
|
||
}
|
||
add_filter( 'posts_distinct', 'search_distinct' );
|
||
}
|
||
|
||
/**
|
||
* 搜索过滤规则
|
||
*/
|
||
function wpcc_filter_search_rule( $where ) {
|
||
global $wp_query, $wpdb;
|
||
|
||
if ( empty( $wp_query->query_vars['s'] ) || empty( $wp_query->query_vars['search_terms'] ) ) {
|
||
return $where;
|
||
}
|
||
|
||
// 检查是否包含中文字符
|
||
if ( ! preg_match( '/[\x{4e00}-\x{9fff}]+/u', $wp_query->query_vars['s'] ) ) {
|
||
return $where;
|
||
}
|
||
|
||
wpcc_load_conversion_table();
|
||
|
||
$sql_parts = array();
|
||
$original_parts = array();
|
||
|
||
foreach ( $wp_query->query_vars['search_terms'] as $term ) {
|
||
// 安全处理搜索词
|
||
$safe_term = sanitize_text_field( $term );
|
||
if ( empty( $safe_term ) ) {
|
||
continue;
|
||
}
|
||
|
||
// 构建原始搜索条件（用于替换）
|
||
$original_condition = $wpdb->prepare(
|
||
"(({$wpdb->posts}.post_title LIKE %s) OR ({$wpdb->posts}.post_excerpt LIKE %s) OR ({$wpdb->posts}.post_content LIKE %s))",
|
||
'%' . $wpdb->esc_like( $safe_term ) . '%',
|
||
'%' . $wpdb->esc_like( $safe_term ) . '%',
|
||
'%' . $wpdb->esc_like( $safe_term ) . '%'
|
||
);
|
||
$original_parts[] = $original_condition;
|
||
|
||
// 获取转换后的变体
|
||
$variants = zhconversion_all( $safe_term );
|
||
$variants[] = $safe_term; // 包含原始词
|
||
$variants = array_unique( array_filter( $variants ) );
|
||
|
||
$variant_conditions = array();
|
||
foreach ( $variants as $variant ) {
|
||
$safe_variant = sanitize_text_field( $variant );
|
||
if ( empty( $safe_variant ) ) {
|
||
continue;
|
||
}
|
||
|
||
$variant_conditions[] = $wpdb->prepare(
|
||
"({$wpdb->posts}.post_title LIKE %s OR {$wpdb->posts}.post_content LIKE %s OR {$wpdb->posts}.post_excerpt LIKE %s)",
|
||
'%' . $wpdb->esc_like( $safe_variant ) . '%',
|
||
'%' . $wpdb->esc_like( $safe_variant ) . '%',
|
||
'%' . $wpdb->esc_like( $safe_variant ) . '%'
|
||
);
|
||
}
|
||
|
||
if ( ! empty( $variant_conditions ) ) {
|
||
$sql_parts[] = '(' . implode( ' OR ', $variant_conditions ) . ')';
|
||
}
|
||
}
|
||
|
||
if ( empty( $sql_parts ) || empty( $original_parts ) ) {
|
||
return $where;
|
||
}
|
||
|
||
// 安全地替换原始查询
|
||
$original_pattern = implode( ' AND ', $original_parts );
|
||
$replacement_sql = implode( ' AND ', $sql_parts );
|
||
|
||
$where = str_replace( $original_pattern, $replacement_sql, $where );
|
||
|
||
return $where;
|
||
}
|
||
|
||
/**
|
||
* 载入转换表
|
||
*/
|
||
function wpcc_load_conversion_table() {
|
||
global $wpcc_options;
|
||
if ( ! empty( $wpcc_options['wpcc_no_conversion_ja'] ) || ! empty( $wpcc_options['wpcc_no_conversion_tag'] ) ) {
|
||
if ( ! function_exists( 'str_get_html' ) ) {
|
||
require_once __DIR__ . '/core/simple_html_dom.php';
|
||
}
|
||
}
|
||
|
||
global $zh2Hans;
|
||
if ( $zh2Hans == false ) {
|
||
global $zh2Hant, $zh2TW, $zh2CN, $zh2SG, $zh2HK;
|
||
require_once __DIR__ . '/core/ZhConversion.php';
|
||
if ( file_exists( WP_CONTENT_DIR . '/extra_zhconversion.php' ) ) {
|
||
require_once( WP_CONTENT_DIR . '/extra_zhconversion.php' );
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 执行转换
|
||
*/
|
||
function wpcc_do_conversion() {
|
||
// 当新版核心 WPCC_Main 存在时，跳过旧版全页面转换与过滤器，避免重复执行
|
||
if ( class_exists( 'WPCC_Main' ) ) {
|
||
return;
|
||
}
|
||
global $wpcc_direct_conversion_flag, $wpcc_options;
|
||
|
||
// 若是 AJAX/REST/wc-ajax 等非 HTML 响应，直接跳过所有转换，避免破坏 JSON/片段
|
||
if ( $wpcc_direct_conversion_flag ) {
|
||
return;
|
||
}
|
||
|
||
wpcc_load_conversion_table();
|
||
|
||
add_action( 'wp_head', 'wpcc_header' );
|
||
|
||
|
||
if ( ! $wpcc_direct_conversion_flag ) {
|
||
remove_action( 'wp_head', 'rel_canonical' );
|
||
add_action( 'wp_head', 'wpcc_rel_canonical' );
|
||
|
||
add_filter( 'post_link', 'wpcc_link_conversion' );
|
||
add_filter( 'month_link', 'wpcc_link_conversion' );
|
||
add_filter( 'day_link', 'wpcc_link_conversion' );
|
||
add_filter( 'year_link', 'wpcc_link_conversion' );
|
||
add_filter( 'page_link', 'wpcc_link_conversion' );
|
||
add_filter( 'tag_link', 'wpcc_link_conversion' );
|
||
add_filter( 'author_link', 'wpcc_link_conversion' );
|
||
add_filter( 'category_link', 'wpcc_link_conversion' );
|
||
add_filter( 'feed_link', 'wpcc_link_conversion' );
|
||
add_filter( 'attachment_link', 'wpcc_link_conversion' );
|
||
add_filter( 'search_feed_link', 'wpcc_link_conversion' );
|
||
|
||
add_filter( 'category_feed_link', 'wpcc_fix_link_conversion' );
|
||
add_filter( 'tag_feed_link', 'wpcc_fix_link_conversion' );
|
||
add_filter( 'author_feed_link', 'wpcc_fix_link_conversion' );
|
||
add_filter( 'post_comments_feed_link', 'wpcc_fix_link_conversion' );
|
||
add_filter( 'get_comments_pagenum_link', 'wpcc_fix_link_conversion' );
|
||
add_filter( 'get_comment_link', 'wpcc_fix_link_conversion' );
|
||
|
||
add_filter( 'attachment_link', 'wpcc_cancel_link_conversion' );
|
||
add_filter( 'trackback_url', 'wpcc_cancel_link_conversion' );
|
||
|
||
add_filter( 'get_pagenum_link', 'wpcc_pagenum_link_fix' );
|
||
add_filter( 'redirect_canonical', 'wpcc_cancel_incorrect_redirect', 10, 2 );
|
||
}
|
||
|
||
if ( ! empty( $wpcc_options['wpcc_no_conversion_ja'] ) || ! empty( $wpcc_options['wpcc_no_conversion_tag'] ) ) {
|
||
add_filter( 'the_content', 'wpcc_no_conversion_filter', 15 );
|
||
add_filter( 'the_content_rss', 'wpcc_no_conversion_filter', 15 );
|
||
}
|
||
|
||
// 为了让“全页面转换”模式也能正确排除“不转换”片段，先把注释标记包裹的内容替换为持久性包装（不被压缩器移除）
|
||
add_filter( 'the_content', 'wpcc_wrap_nc_markers', 1 );
|
||
add_filter( 'the_excerpt', 'wpcc_wrap_nc_markers', 1 );
|
||
|
||
if ( $wpcc_options['wpcc_use_fullpage_conversion'] == 1 ) {
|
||
@ob_start( 'wpcc_ob_callback' );
|
||
return;
|
||
}
|
||
|
||
add_filter( 'the_content', 'zhconversion2', 20 );
|
||
add_filter( 'the_content_rss', 'zhconversion2', 20 );
|
||
add_filter( 'the_excerpt', 'zhconversion2', 20 );
|
||
add_filter( 'the_excerpt_rss', 'zhconversion2', 20 );
|
||
|
||
add_filter( 'the_title', 'zhconversion' );
|
||
add_filter( 'comment_text', 'zhconversion' );
|
||
add_filter( 'bloginfo', 'zhconversion' );
|
||
add_filter( 'the_tags', 'zhconversion_deep' );
|
||
add_filter( 'term_links-post_tag', 'zhconversion_deep' );
|
||
add_filter( 'wp_tag_cloud', 'zhconversion' );
|
||
add_filter( 'the_category', 'zhconversion' );
|
||
add_filter( 'list_cats', 'zhconversion' );
|
||
add_filter( 'category_description', 'zhconversion' );
|
||
add_filter( 'single_cat_title', 'zhconversion' );
|
||
add_filter( 'single_post_title', 'zhconversion' );
|
||
add_filter( 'bloginfo_rss', 'zhconversion' );
|
||
add_filter( 'the_title_rss', 'zhconversion' );
|
||
add_filter( 'comment_text_rss', 'zhconversion' );
|
||
}
|
||
|
||
/**
|
||
* 输出头部信息
|
||
*/
|
||
function wpcc_header() {
|
||
global $wpcc_target_lang, $wpcc_langs_urls, $wpcc_noconversion_url, $wpcc_direct_conversion_flag;
|
||
|
||
echo "\n" . '<!-- WP Chinese Converter Plugin Version ' . esc_html( wpcc_VERSION ) . ' -->';
|
||
|
||
$script_data = array(
|
||
'wpcc_target_lang' => $wpcc_target_lang ? esc_js( $wpcc_target_lang ) : '',
|
||
'wpcc_noconversion_url' => $wpcc_noconversion_url ? esc_url( $wpcc_noconversion_url ) : '',
|
||
'wpcc_langs_urls' => array()
|
||
);
|
||
|
||
if ( is_array( $wpcc_langs_urls ) ) {
|
||
foreach ( $wpcc_langs_urls as $key => $value ) {
|
||
$safe_key = preg_match( '/^[a-z-]+$/', $key ) ? $key : '';
|
||
if ( $safe_key && filter_var( $value, FILTER_VALIDATE_URL ) ) {
|
||
$script_data['wpcc_langs_urls'][ $safe_key ] = esc_url( $value );
|
||
}
|
||
}
|
||
}
|
||
|
||
echo '<script type="text/javascript">';
|
||
echo '/* <![CDATA[ */';
|
||
echo 'var wpcc_target_lang="' . $script_data['wpcc_target_lang'] . '";';
|
||
echo 'var wpcc_noconversion_url="' . $script_data['wpcc_noconversion_url'] . '";';
|
||
echo 'var wpcc_langs_urls=' . wp_json_encode( $script_data['wpcc_langs_urls'] ) . ';';
|
||
echo '/* ]]> */';
|
||
echo '</script>';
|
||
|
||
if ( ! $wpcc_direct_conversion_flag ) {
|
||
wp_enqueue_script( 'wpcc-search-js', wpcc_DIR_URL . 'assets/js/search-variant.min.js', array(), wpcc_VERSION, false );
|
||
}
|
||
|
||
if ( $wpcc_direct_conversion_flag ||
|
||
( ( class_exists( 'All_in_One_SEO_Pack' ) || class_exists( 'Platinum_SEO_Pack' ) ) &&
|
||
! is_single() && ! is_home() && ! is_page() && ! is_search() )
|
||
) {
|
||
return;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 输出回调函数
|
||
*/
|
||
function wpcc_ob_callback( $buffer ) {
|
||
global $wpcc_target_lang, $wpcc_direct_conversion_flag;
|
||
if ( $wpcc_target_lang && ! $wpcc_direct_conversion_flag ) {
|
||
$wpcc_home_url = wpcc_link_conversion_auto( home_url( '/' ) );
|
||
$buffer = preg_replace( '|(<a\s(?!class="wpcc_link")[^<>]*?href=([\'"]))' . preg_quote( esc_url( home_url( '' ) ), '|' ) . '/?(\2[^<>]*?>)|', '\\1' . esc_url( $wpcc_home_url ) . '\\3', $buffer );
|
||
}
|
||
return zhconversion2( $buffer ) . "\n" . '<!-- WP WP Chinese Converter Full Page Converted. Target Lang: ' . $wpcc_target_lang . ' -->';
|
||
}
|
||
|
||
/**
|
||
* 将注释标记包裹的区域转换为持久性 data 包裹，避免被HTML压缩器移除注释
|
||
*/
|
||
function wpcc_wrap_nc_markers( $content ) {
|
||
if ( empty( $content ) || strpos( $content, 'wpc' ) === false ) {
|
||
return $content;
|
||
}
|
||
$pattern = '/<!--wpc(?:c|s)_NC([a-zA-Z0-9]*)_START-->([\\s\\S]*?)<!--wpc(?:c|s)_NC\1_END-->/i';
|
||
return preg_replace_callback( $pattern, function( $m ) {
|
||
$inner = $m[2];
|
||
return '<span data-wpcc-no-conversion="true">' . $inner . '</span>';
|
||
}, $content );
|
||
}
|
||
|
||
/**
|
||
* 过滤器 - 不转换指定标签内容
|
||
*/
|
||
function wpcc_no_conversion_filter( $str ) {
|
||
global $wpcc_options;
|
||
|
||
$html = str_get_html( $str );
|
||
if ( $html == false ) {
|
||
return $str;
|
||
}
|
||
$query = '';
|
||
|
||
if ( ! empty( $wpcc_options['wpcc_no_conversion_ja'] ) ) {
|
||
$query .= '*[lang="ja"]';
|
||
}
|
||
|
||
if ( ! empty( $wpcc_options['wpcc_no_conversion_tag'] ) ) {
|
||
if ( $query != '' ) {
|
||
$query .= ',';
|
||
}
|
||
if ( preg_match( '/^[a-z1-9|]+$/', $wpcc_options['wpcc_no_conversion_tag'] ) ) {
|
||
$query .= str_replace( '|', ',', $wpcc_options['wpcc_no_conversion_tag'] );
|
||
} else {
|
||
$query .= $wpcc_options['wpcc_no_conversion_tag'];
|
||
}
|
||
}
|
||
|
||
$elements = $html->find( $query );
|
||
if ( count( $elements ) == 0 ) {
|
||
return $str;
|
||
}
|
||
foreach ( $elements as $element ) {
|
||
$id = wpcc_id();
|
||
$element->innertext = '<!--wpcc_NC' . $id . '_START-->' . $element->innertext . '<!--wpcc_NC' . $id . '_END-->';
|
||
}
|
||
|
||
return (string) $html;
|
||
}
|
||
|
||
/**
|
||
* 获取唯一ID
|
||
*/
|
||
function wpcc_id() {
|
||
global $_wpcc_id;
|
||
return $_wpcc_id ++;
|
||
}
|
||
|
||
|
||
/**
|
||
* 修复链接转换
|
||
*/
|
||
function wpcc_fix_link_conversion( $link ) {
|
||
global $wpcc_options;
|
||
if ( $wpcc_options['wpcc_use_permalink'] == 1 ) {
|
||
if ( $flag = strstr( $link, '#' ) ) {
|
||
$link = substr( $link, 0, - strlen( $flag ) );
|
||
}
|
||
// 动态语言集
|
||
$langs = method_exists( 'WPCC_Language_Config', 'get_valid_language_codes' ) ? WPCC_Language_Config::get_valid_language_codes() : array( 'zh-cn','zh-tw','zh-hk','zh-hans','zh-hant','zh-sg','zh-jp' );
|
||
$reg = implode( '|', array_map( 'preg_quote', $langs ) );
|
||
if ( preg_match( '/^(.*\/)(' . $reg . '|zh|zh-reset)\/(.+)$/', $link, $tmp ) ) {
|
||
return user_trailingslashit( $tmp[1] . trailingslashit( $tmp[3] ) . $tmp[2] ) . $flag;
|
||
}
|
||
return $link . $flag;
|
||
} else if ( $wpcc_options['wpcc_use_permalink'] == 0 ) {
|
||
if ( preg_match( '/^(.*)\?variant=([-a-zA-Z]+)\/(.*)$/', $link, $tmp ) ) {
|
||
return add_query_arg( 'variant', $tmp[2], trailingslashit( $tmp[1] ) . $tmp[3] );
|
||
}
|
||
return $link;
|
||
} else {
|
||
return $link;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 取消链接转换
|
||
*/
|
||
function wpcc_cancel_link_conversion( $link ) {
|
||
global $wpcc_options;
|
||
if ( $wpcc_options['wpcc_use_permalink'] ) {
|
||
$langs = method_exists( 'WPCC_Language_Config', 'get_valid_language_codes' ) ? WPCC_Language_Config::get_valid_language_codes() : array( 'zh-cn','zh-tw','zh-hk','zh-hans','zh-hant','zh-sg','zh-jp' );
|
||
$reg = implode( '|', array_map( 'preg_quote', $langs ) );
|
||
if ( preg_match( '/^(.*\/)(' . $reg . '|zh|zh-reset)\/(.+)$/', $link, $tmp ) ) {
|
||
return $tmp[1] . $tmp[3];
|
||
}
|
||
return $link;
|
||
} else {
|
||
if ( preg_match( '/^(.*)\?variant=[-a-zA-Z]+\/(.*)$/', $link, $tmp ) ) {
|
||
return trailingslashit( $tmp[1] ) . $tmp[2];
|
||
}
|
||
return $link;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 修复分页链接
|
||
*/
|
||
function wpcc_pagenum_link_fix( $link ) {
|
||
global $wpcc_target_lang, $wpcc_options;
|
||
global $paged;
|
||
|
||
// 检查配置是否存在
|
||
if ( ! is_array( $wpcc_options ) || ! isset( $wpcc_options['wpcc_use_permalink'] ) || $wpcc_options['wpcc_use_permalink'] != 1 ) {
|
||
return $link;
|
||
}
|
||
|
||
if ( preg_match( '/^(.*)\/page\/\d+\/' . $wpcc_target_lang . '\/page\/(\d+)\/?$/', $link, $tmp ) ||
|
||
preg_match( '/^(.*)\/' . $wpcc_target_lang . '\/page\/(\d+)\/?$/', $link, $tmp ) ) {
|
||
return user_trailingslashit( $tmp[1] . '/page/' . $tmp[2] . '/' . $wpcc_target_lang );
|
||
} else if ( preg_match( '/^(.*)\/page\/(\d+)\/' . $wpcc_target_lang . '\/?$/', $link, $tmp ) && $tmp[2] == 2 && $paged == 2 ) {
|
||
if ( $tmp[1] == get_option( 'home' ) ) {
|
||
return $tmp[1] . '/' . $wpcc_target_lang . '/';
|
||
}
|
||
return user_trailingslashit( $tmp[1] . '/' . $wpcc_target_lang );
|
||
}
|
||
return $link;
|
||
}
|
||
|
||
/**
|
||
* 取消错误重定向
|
||
*/
|
||
function wpcc_cancel_incorrect_redirect( $redirect_to, $redirect_from ) {
|
||
global $wp_rewrite;
|
||
// 动态语言集
|
||
$langs = method_exists( 'WPCC_Language_Config', 'get_valid_language_codes' ) ? WPCC_Language_Config::get_valid_language_codes() : array( 'zh-cn','zh-tw','zh-hk','zh-hans','zh-hant','zh-sg','zh-jp' );
|
||
$reg = implode( '|', array_map( 'preg_quote', $langs ) );
|
||
if ( preg_match( '/^.*\/(?:' . $reg . '|zh|zh-reset)\/? .+$/x', $redirect_to ) ) {
|
||
if ( ( $wp_rewrite->use_trailing_slashes && substr( $redirect_from, - 1 ) != '/' ) ||
|
||
( ! $wp_rewrite->use_trailing_slashes && substr( $redirect_from, - 1 ) == '/' )
|
||
) {
|
||
return user_trailingslashit( $redirect_from );
|
||
}
|
||
return false;
|
||
}
|
||
return $redirect_to;
|
||
}
|
||
|
||
/**
|
||
* 自动转换链接
|
||
*/
|
||
function wpcc_link_conversion_auto( $link, $variant = null ) {
|
||
global $wpcc_target_lang, $wpcc_direct_conversion_flag, $wpcc_options;
|
||
|
||
if ( $link == home_url( '' ) ) {
|
||
$link .= '/';
|
||
}
|
||
if ( ! $wpcc_target_lang || $wpcc_direct_conversion_flag ) {
|
||
return $link;
|
||
} else {
|
||
if ( $link == home_url( '/' ) && ! empty( $wpcc_options['wpcc_use_permalink'] ) ) {
|
||
return trailingslashit( wpcc_link_conversion( $link ) );
|
||
}
|
||
return wpcc_link_conversion( $link );
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 正确链接标签
|
||
*/
|
||
function wpcc_rel_canonical() {
|
||
if ( ! is_singular() ) {
|
||
return;
|
||
}
|
||
global $wp_the_query;
|
||
if ( ! $id = $wp_the_query->get_queried_object_id() ) {
|
||
return;
|
||
}
|
||
$link = wpcc_cancel_link_conversion( get_permalink( $id ) );
|
||
echo "<link rel='canonical' href='$link' />\n";
|
||
}
|
||
|
||
/**
|
||
* body class 过滤器
|
||
*/
|
||
function wpcc_body_class( $classes ) {
|
||
global $wpcc_target_lang;
|
||
$classes[] = $wpcc_target_lang ? $wpcc_target_lang : "zh";
|
||
return $classes;
|
||
}
|
||
|
||
/**
|
||
* 语言属性过滤器
|
||
*/
|
||
function wpcc_locale( $output, $doctype = 'html' ) {
|
||
global $wpcc_target_lang, $wpcc_langs, $wp;
|
||
|
||
wpcc_init_languages();
|
||
|
||
$lang = get_bloginfo( 'language' );
|
||
|
||
// 仅在“确实处于变体页面”时才覆盖 <html lang>
|
||
$variant_from_query = '';
|
||
if ( isset( $wp->query_vars['variant'] ) ) {
|
||
$variant_from_query = sanitize_text_field( $wp->query_vars['variant'] );
|
||
}
|
||
$variant_from_path = '';
|
||
$path = isset( $wp->request ) ? $wp->request : '';
|
||
if ( $path && preg_match( '/^(zh-cn|zh-tw|zh-hk|zh-hans|zh-hant|zh-sg|zh|zh-reset)\b/i', $path, $m ) ) {
|
||
$variant_from_path = strtolower( $m[1] );
|
||
}
|
||
$is_variant_request = ( $variant_from_query !== '' ) || ( $variant_from_path !== '' );
|
||
|
||
if (
|
||
$wpcc_target_lang &&
|
||
$is_variant_request &&
|
||
strpos( $lang, 'zh-' ) === 0 &&
|
||
isset( $wpcc_langs[ $wpcc_target_lang ] ) &&
|
||
isset( $wpcc_langs[ $wpcc_target_lang ][3] )
|
||
) {
|
||
$lang = $wpcc_langs[ $wpcc_target_lang ][3];
|
||
$output = preg_replace( '/lang=\"[^\"]+\"/', "lang=\"{$lang}\"", $output );
|
||
}
|
||
return $output;
|
||
}
|
||
|
||
/**
|
||
* 处理不转换内容区块
|
||
*/
|
||
function wpcc_render_no_conversion_block( $block_content, $block ) {
|
||
if ( isset( $block['blockName'] ) && $block['blockName'] === 'wpcc/no-conversion' ) {
|
||
$unique_id = uniqid();
|
||
return '<!--wpcc_NC' . $unique_id . '_START-->' . $block_content . '<!--wpcc_NC' . $unique_id . '_END-->';
|
||
}
|
||
|
||
return $block_content;
|
||
}
|
||
|
||
/**
|
||
* 初始化模块
|
||
*/
|
||
function wpcc_init_modules() {
|
||
$module_manager = WPCC_Module_Manager::get_instance();
|
||
|
||
$module_manager->register_module( 'WPCC_Cache_Addon', dirname( __FILE__ ) . '/../modules/wpcc-cache-addon.php' );
|
||
// $module_manager->register_module( 'WPCC_Network', dirname( __FILE__ ) . '/../modules/wpcc-network.php' ); // 已被新的网络设置模块替代
|
||
$module_manager->register_module( 'WPCC_Rest_Api', dirname( __FILE__ ) . '/../modules/wpcc-rest-api.php' );
|
||
$module_manager->register_module( 'WPCC_Modern_Cache', dirname( __FILE__ ) . '/../modules/wpcc-modern-cache.php' );
|
||
$module_manager->register_module( 'WPCC_SEO_Enhancement', dirname( __FILE__ ) . '/../modules/wpcc-seo-enhancement.php' );
|
||
|
||
$module_manager->auto_discover_modules();
|
||
}
|
||
|
||
/**
|
||
* 获取语言属性
|
||
*/
|
||
function variant_attribute( $default = "zh", $variant = false ) {
|
||
global $wpcc_langs;
|
||
|
||
wpcc_init_languages();
|
||
|
||
if ( ! $variant ) {
|
||
$variant = $GLOBALS['wpcc_target_lang'];
|
||
}
|
||
if ( ! $variant ) {
|
||
return $default;
|
||
}
|
||
|
||
if ( !isset( $wpcc_langs[ $variant ] ) || !isset( $wpcc_langs[ $variant ][3] ) ) {
|
||
return $default;
|
||
}
|
||
|
||
return $wpcc_langs[ $variant ][3];
|
||
}
|
||
|
||
/**
|
||
* 获取当前语言代码
|
||
*/
|
||
function variant( $default = false ) {
|
||
global $wpcc_target_lang;
|
||
if ( ! $wpcc_target_lang ) {
|
||
return $default;
|
||
}
|
||
return $wpcc_target_lang;
|
||
}
|
||
|
||
// 注册钩子
|
||
add_shortcode( 'wp-chinese-converter', 'wp_chinese_converter_shortcode' );
|
||
add_filter( "body_class", "wpcc_body_class" );
|
||
add_filter( 'language_attributes', 'wpcc_locale' );
|
||
|
||
// 兜底层兜底：在未启用新内核时，显式将根级变体规则置于顶端，避免 /zh-xx/ 404
|
||
if ( ! class_exists( 'WPCC_Main' ) ) {
|
||
add_action( 'init', function() {
|
||
global $wpcc_options;
|
||
if ( empty( $wpcc_options ) || empty( $wpcc_options['wpcc_use_permalink'] ) ) {
|
||
return;
|
||
}
|
||
$enabled = isset( $wpcc_options['wpcc_used_langs'] ) && is_array( $wpcc_options['wpcc_used_langs'] ) ? $wpcc_options['wpcc_used_langs'] : [];
|
||
if ( empty( $enabled ) ) {
|
||
return;
|
||
}
|
||
$reg = implode( '|', array_map( 'preg_quote', $enabled ) );
|
||
if ( function_exists( 'add_rewrite_rule' ) ) {
|
||
// 多次尝试添加规则，确保优先级
|
||
add_rewrite_rule( '^(' . $reg . '|zh|zh-reset)/?$', 'index.php?variant=$matches[1]', 'top' );
|
||
|
||
// 添加钩子确保规则被正确处理
|
||
add_filter( 'rewrite_rules_array', function( $rules ) use ( $reg ) {
|
||
$new_rules = [];
|
||
$root_rule = '^(' . $reg . '|zh|zh-reset)/?$';
|
||
$new_rules[ $root_rule ] = 'index.php?variant=$matches[1]';
|
||
return array_merge( $new_rules, $rules );
|
||
}, 1 ); // 最高优先级
|
||
}
|
||
}, 1 );
|
||
}
|
||
|
||
// 初始化小部件
|
||
if ( ! empty( $wpcc_options ) && is_array( $wpcc_options ) && is_array( $wpcc_options['wpcc_used_langs'] ) ) {
|
||
add_action( 'widgets_init', function () {
|
||
return register_widget( 'wpcc_Widget' );
|
||
}, 1 );
|
||
}
|
