一些优化代码汇总-functions.php(模板函数)

//判断当前语言
function is_lang($lang) {
return (ICL_LANGUAGE_CODE == $lang) ? true : false;
}

//利用wp的过滤器来修复图片上传http错误
add_filter( ‘wp_image_editors’, ‘change_graphic_lib’ );
function change_graphic_lib($array) {
return array( ‘WP_Image_Editor_GD’, ‘WP_Image_Editor_Imagick’ );
}

//取消WordPress的自动保存的草稿功能
function disableAutoSave(){ wp_deregister_script(‘autosave’);}
add_action( ‘wp_print_scripts’, ‘disableAutoSave’ );

//移除WordPress短代码中自动添加的 br 和 p 标签
remove_filter( ‘the_content’, ‘wpautop’ );
add_filter( ‘the_content’, ‘wpautop’ , 12);

//去除谷歌字体
if (!function_exists(‘remove_wp_open_sans’)) :
function remove_wp_open_sans() {
wp_deregister_style( ‘open-sans’ );
wp_register_style( ‘open-sans’, false );
}
// 前台删除Google字体CSS
add_action(‘wp_enqueue_scripts’, ‘remove_wp_open_sans’);
// 后台删除Google字体CSS
add_action(‘admin_enqueue_scripts’, ‘remove_wp_open_sans’);
endif;

//删除emoji脚本
remove_action( ‘admin_print_scripts’, ‘print_emoji_detection_script’);
remove_action( ‘admin_print_styles’, ‘print_emoji_styles’);
remove_action( ‘wp_head’, ‘print_emoji_detection_script’, 7);
remove_action( ‘wp_print_styles’, ‘print_emoji_styles’);
remove_filter( ‘the_content_feed’, ‘wp_staticize_emoji’);
remove_filter( ‘comment_text_rss’, ‘wp_staticize_emoji’);
remove_filter( ‘wp_mail’, ‘wp_staticize_emoji_for_email’);

//移除wp-json链接
add_filter(‘rest_enabled’, ‘_return_false’);
add_filter(‘rest_jsonp_enabled’, ‘_return_false’);
remove_action( ‘wp_head’, ‘rest_output_link_wp_head’, 10 );
remove_action( ‘wp_head’, ‘wp_oembed_add_discovery_links’, 10 );

//禁用embeds功能
function disable_embeds_init() {
/* @var WP $wp */
global $wp;
$wp->public_query_vars = array_diff( $wp->public_query_vars, array(
’embed’,
) );
remove_action( ‘rest_api_init’, ‘wp_oembed_register_route’ );
add_filter( ’embed_oembed_discover’, ‘__return_false’ );
remove_filter( ‘oembed_dataparse’, ‘wp_filter_oembed_result’, 10 );
remove_action( ‘wp_head’, ‘wp_oembed_add_discovery_links’ );
remove_action( ‘wp_head’, ‘wp_oembed_add_host_js’ );
add_filter( ‘tiny_mce_plugins’, ‘disable_embeds_tiny_mce_plugin’ );
add_filter( ‘rewrite_rules_array’, ‘disable_embeds_rewrites’ );
}
add_action( ‘init’, ‘disable_embeds_init’, 9999 );
function disable_embeds_tiny_mce_plugin( $plugins ) {
return array_diff( $plugins, array( ‘wpembed’ ) );
}
function disable_embeds_rewrites( $rules ) {
foreach ( $rules as $rule => $rewrite ) {
if ( false !== strpos( $rewrite, ’embed=true’ ) ) {
unset( $rules[ $rule ] );
}
}
return $rules;
}
function disable_embeds_remove_rewrite_rules() {
add_filter( ‘rewrite_rules_array’, ‘disable_embeds_rewrites’ );
flush_rewrite_rules();
}
register_activation_hook( __FILE__, ‘disable_embeds_remove_rewrite_rules’ );
function disable_embeds_flush_rewrite_rules() {
remove_filter( ‘rewrite_rules_array’, ‘disable_embeds_rewrites’ );
flush_rewrite_rules();
}
register_deactivation_hook( __FILE__, ‘disable_embeds_flush_rewrite_rules’ );

remove_action( ‘wp_head’, ‘feed_links_extra’, 3 ); //去除评论feed
remove_action( ‘wp_head’, ‘feed_links’, 2 ); //去除文章feed
remove_action( ‘wp_head’, ‘rsd_link’ ); //针对Blog的远程离线编辑器接口
remove_action( ‘wp_head’, ‘wlwmanifest_link’ ); //Windows Live Writer接口
remove_action( ‘wp_head’, ‘index_rel_link’ ); //移除当前页面的索引
remove_action( ‘wp_head’, ‘parent_post_rel_link’, 10, 0 ); //移除后面文章的url
remove_action( ‘wp_head’, ‘start_post_rel_link’, 10, 0 ); //移除最开始文章的url
remove_action( ‘wp_head’, ‘wp_shortlink_wp_head’, 10, 0 );//自动生成的短链接
remove_action( ‘wp_head’, ‘adjacent_posts_rel_link’, 10, 0 ); ///移除相邻文章的url
remove_action( ‘wp_head’, ‘wp_generator’ ); // 移除版本号

//通过多说服务器加速Gravatar头像
function mytheme_get_avatar($avatar) {
$avatar = str_replace(array(“www.gravatar.com”,”0.gravatar.com”,”1.gravatar.com”,”2.gravatar.com”),”gravatar.duoshuo.com”,$avatar);
return $avatar;
}
add_filter( ‘get_avatar’, ‘mytheme_get_avatar’, 10, 3 );

//add_filter(‘pre_site_transient_update_core’, create_function(‘$a’, “return null;”)); // 关闭核心提示
add_filter(‘pre_site_transient_update_plugins’, create_function(‘$a’, “return null;”)); // 关闭插件提示
add_filter(‘pre_site_transient_update_themes’, create_function(‘$a’, “return null;”)); // 关闭主题提示
remove_action(‘admin_init’, ‘_maybe_update_core’); // 禁止 WordPress 检查更新
remove_action(‘admin_init’, ‘_maybe_update_plugins’); // 禁止 WordPress 更新插件
remove_action(‘admin_init’, ‘_maybe_update_themes’); // 禁止 WordPress 更新主题

//打开wordpress媒体库隐藏的上传路径选项
if(get_option(‘upload_path’)==’wp-content/uploads’ || get_option(‘upload_path’)==null) { update_option(‘upload_path’,WP_CONTENT_DIR.’/uploads’);
}

作者: admin

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