WordPress中文版(网站博客程序) v6.7.1 正式版-优化教程

WordPress中文版是全球广泛使用的免费开源网站博客程序.WordPress最新版是一种采用PHP语言开发的博客平台,用户可以在支持PHP和MySQL数据库的服务器上架设自己的网站,也可以把WordPress当作博客到大型网站的内容管理系统(CMS).WordPress程序是免费的开源项目,在GNU通用公共许可证下授权发布.

WordPress新版必备优化代码：

<!--添加优化代码到主题目录functions.php文件-->

/*彻底关闭自动更新（核心程序/主题/插件/翻译自动更新*/add_filter('automatic_updater_disabled', '__return_true');/*关闭更新检查定时作业*/remove_action('init', 'wp_schedule_update_checks');/*移除已有的版本检查定时作业*/wp_clear_scheduled_hook('wp_version_check');/*移除已有的插件更新定时作业*/wp_clear_scheduled_hook('wp_update_plugins');/*移除已有的主题更新定时作业*/wp_clear_scheduled_hook('wp_update_themes');/*移除已有的自动更新定时作业*/wp_clear_scheduled_hook('wp_maybe_auto_update');/*移除后台内核更新检查*/remove_action( 'admin_init', '_maybe_update_core' );/*移除后台插件更新检查*/remove_action( 'load-plugins.php', 'wp_update_plugins' );remove_action( 'load-update.php', 'wp_update_plugins' );remove_action( 'load-update-core.php', 'wp_update_plugins' );remove_action( 'admin_init', '_maybe_update_plugins' );/*移除后台主题更新检查*/remove_action( 'load-themes.php', 'wp_update_themes' );remove_action( 'load-update.php', 'wp_update_themes' );remove_action( 'load-update-core.php', 'wp_update_themes' );remove_action( 'admin_init', '_maybe_update_themes' );/*关闭程序更新提示*/add_filter( 'pre_site_transient_update_core', function($a){ return null; });/*关闭插件更新提示*/add_filter('pre_site_transient_update_plugins', function($a){return null;});/*关闭主题更新提示*/add_filter('pre_site_transient_update_themes', function($a){return null;});//关闭WordPress的XML-RPC功能add_filter('xmlrpc_enabled', '__return_false');/* 关闭XML-RPC的pingback端口 */add_filter( 'xmlrpc_methods', 'remove_xmlrpc_pingback_ping' );function remove_xmlrpc_pingback_ping( $methods ) {unset( $methods['pingback.ping'] );return $methods;}//禁用 pingbacks, enclosures, trackbacksremove_action( 'do_pings', 'do_all_pings', 10 );//去掉 _encloseme 和 do_ping 操作remove_action( 'publish_post','_publish_post_hook',5 );/* 禁止加载s.w.org获取表情和头像 */remove_action('wp_head', 'print_emoji_detection_script', 7 );remove_action('admin_print_scripts','print_emoji_detection_script');remove_action('wp_print_styles', 'print_emoji_styles');remove_action('admin_print_styles', 'print_emoji_styles');function remove_dns_prefetch( $hints, $relation_type ) {if ( 'dns-prefetch' === $relation_type ) {return array_diff( wp_dependencies_unique_hosts(), $hints );}return $hints;}add_filter( 'wp_resource_hints', 'remove_dns_prefetch', 10, 2 );/* 完全禁止REST API、移除wp-json链接 */function lerm_disable_rest_api( $access ) {return new WP_Error('Stop!','Soooooryyyy',array('status' => 403,));}add_filter( 'rest_authentication_errors', 'lerm_disable_rest_api' );remove_action( 'wp_head', 'rest_output_link_wp_head', 10 );/* 禁止查询网站静态资源连接版本字符 */function _remove_script_version ( $src ){  $parts = explode( '?', $src );  return $parts[0];}add_filter( 'script_loader_src', '_remove_script_version', 15, 1 );add_filter( 'style_loader_src', '_remove_script_version', 15, 1 );/* 移除前端网页源代码内的头部冗余代码 */remove_action( 'wp_head', 'feed_links_extra', 3 ); remove_action( 'wp_head', 'rsd_link' ); remove_action( 'wp_head', 'wlwmanifest_link' ); remove_action( 'wp_head', 'index_rel_link' ); remove_action( 'wp_head', 'start_post_rel_link', 10, 0 ); remove_action( 'wp_head', 'wp_generator' ); /* 禁止新版文章编辑器加载前端样式 */function wpassist_remove_block_library_css(){    wp_dequeue_style( 'wp-block-library' );} remove_action( 'wp_enqueue_scripts', 'wp_common_block_scripts_and_styles' );add_action( 'wp_enqueue_scripts', 'wpassist_remove_block_library_css' );/* 移除新版本站点健康状态面板和菜单项 */add_action( 'admin_menu', 'remove_site_health_menu' ); function remove_site_health_menu(){remove_submenu_page( 'tools.php','site-health.php' ); }/* 禁用5.5版后自带的XML站点地图 */add_filter( 'wp_sitemaps_enabled', '__return_false' );/* 移除前后台顶部工具栏指定菜单 */function admin_bar_item ( WP_Admin_Bar $admin_bar ) {$admin_bar->remove_menu('wp-logo'); //移动wp的logo$admin_bar->remove_menu('site-name'); //移动站点名称$admin_bar->remove_menu('updates'); //移动更新提示$admin_bar->remove_menu('comments'); //移动评论提示/*$admin_bar->remove_menu('new-content');//移除新建按钮  */ }add_action( 'admin_bar_menu', 'admin_bar_item', 500 );//移除后台仪表盘站点健康状态面板add_action('wp_dashboard_setup', 'remove_site_health_dashboard_widget');function remove_site_health_dashboard_widget(){    remove_meta_box('dashboard_site_health', 'dashboard', 'normal');}//移除后台仪表盘菜单：站点健康状态add_action( 'admin_menu', 'remove_site_health_menu' );function remove_site_health_menu(){remove_submenu_page( 'tools.php','site-health.php' ); }//移除后台仪表盘菜单：活动、新闻function bzg_remove_dashboard_widgets() {global $wp_meta_boxes;#移除 "活动" unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_activity']);#移除 "WordPress 新闻" unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']);}add_action('wp_dashboard_setup', 'bzg_remove_dashboard_widgets' );//移除后台仪表盘菜单：帮助function bzg_remove_help() {get_current_screen()->remove_help_tabs();}add_action('admin_head', 'bzg_remove_help');//移除后台页面title标题的wordpress后缀add_filter('admin_title', 'delAdminTitle', 10, 2);function delAdminTitle($admin_title, $title){    return $title.' ‹ '.get_bloginfo('name');}//移除登陆页面title标题的wordpress后缀add_filter('login_title', 'remove_login_title', 10, 2);function remove_login_title($login_title, $title){return $title.' ‹ '.get_bloginfo('name');}/* 彻底禁止4.4+版之后响应式图片功能及缩略图裁剪功能*/// 禁止生成图像尺寸function zm_customize_image_sizes( $sizes ){unset( $sizes[ 'thumbnail' ]);unset( $sizes[ 'medium' ]);unset( $sizes[ 'medium_large' ] );unset( $sizes[ 'large' ]);unset( $sizes[ 'full' ] );unset( $sizes['1536x1536'] );unset( $sizes['2048x2048'] );return $sizes;}add_filter( 'intermediate_image_sizes_advanced', 'zm_customize_image_sizes' );// 禁止缩放图片尺寸add_filter('big_image_size_threshold', '__return_false');// 禁止生成其它图像尺寸function shapeSpace_disable_other_image_sizes() {// 禁止通过set_post_thumbnail_size()函数生成的图片尺寸remove_image_size('post-thumbnail'); // 禁止添加其它图像尺寸remove_image_size('another-size');}add_action('init', 'shapeSpace_disable_other_image_sizes');//切换经典文章编辑器（v5.x开始默认古腾堡编辑器）add_filter('use_block_editor_for_post', '__return_false');//替换评论用户头像链接为国内镜像加速访问add_filter('get_avatar', function ($avatar) {return str_replace(['www.gravatar.com/avatar/','0.gravatar.com/avatar/','1.gravatar.com/avatar/','2.gravatar.com/avatar/','secure.gravatar.com/avatar/','cn.gravatar.com/avatar/'], 'cravatar.cn/', $avatar);});//取消内容转义remove_filter('the_content', 'wptexturize');//取消摘要转义remove_filter('the_excerpt', 'wptexturize');//取消评论转义remove_filter('comment_text', 'wptexturize');//禁止转义引号字符remove_filter('the_content', 'wptexturize');    // 禁止英文引号转义为中文引号//文章插入图片自动移除 img 的 width、height、class 属性；add_filter( 'post_thumbnail_html', 'fanly_remove_images_attribute', 10 );add_filter( 'image_send_to_editor', 'fanly_remove_images_attribute', 10 );function fanly_remove_images_attribute( $html ) { //$html = preg_replace( '/(width|height)="d*"s/', "", $html ); $html = preg_replace( '/width="(d*)"s+height="(d*)"s+class="[^"]*"/', "", $html ); $html = preg_replace( '/  /', "", $html ); return $html;}//自适应图片删除width和heightfunction ludou_remove_width_height_attribute($content){  preg_match_all('/<[img|IMG].*?src=['|"](.*?(?:[.gif|.jpg|.png.webp]))['|"].*?[/]?>/', $content, $images);  if(!empty($images)) {    foreach($images[0] as $index => $value){      $new_img = preg_replace('/(width|height)="d*"s/', "", $images[0][$index]);      $content = str_replace($images[0][$index], $new_img, $content);    }  }  return $content;}//判断是否是移动设备浏览if(wp_is_mobile()) {   #删除文章内容中img的width和height属性   add_filter('the_content', 'ludou_remove_width_height_attribute', 99);}/* 删除文章时删除图片附件 */function delete_post_and_attachments($post_ID) {global $wpdb;#删除特色图片$thumbnails = $wpdb->get_results( "SELECT * FROM $wpdb->postmeta WHERE meta_key = '_thumbnail_id' AND post_id = $post_ID" );foreach ( $thumbnails as $thumbnail ) {wp_delete_attachment( $thumbnail->meta_value, true );}#删除图片附件$attachments = $wpdb->get_results( "SELECT * FROM $wpdb->posts WHERE post_parent = $post_ID AND post_type = 'attachment'" );foreach ( $attachments as $attachment ) {wp_delete_attachment( $attachment->ID, true );}$wpdb->query( "DELETE FROM $wpdb->postmeta WHERE meta_key = '_thumbnail_id' AND post_id = $post_ID" );}add_action('before_delete_post', 'delete_post_and_attachments');

系统要求

WordPress 5.x以上版本最低运行需求：
PHP5.6或更高版，建议PHP7.2稳定版
MySQL5.6或更高版，建议用5.6稳定版