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Remove unecessary stuff from wordpress
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<?php | |
/** | |
* Created by PhpStorm. | |
* User: mikeh | |
* Date: 2018-12-19 | |
* Time: 10:28 AM | |
*/ | |
class HouseKeeping | |
{ | |
public $noScriptDefer = [ | |
'jquery.js', | |
]; | |
public function init() | |
{ | |
add_filter('style_loader_src', [$this, 'removeCssJsVersions'], 9999); | |
add_filter('script_loader_src', [$this, 'removeCssJsVersions'], 9999); | |
$this->deferJavascript(); | |
$this->disablesUnnecessaryFunctionalities(); | |
$this->addSecutityHeaders(); | |
//$this->disableAPI(); | |
} | |
public function removeCssJsVersions($src) | |
{ | |
if (strpos($src, 'ver=')) { | |
$src = remove_query_arg('ver', $src); | |
} | |
return $src; | |
} | |
public function deferJavascript() | |
{ | |
if (is_admin()) { | |
return false; | |
} | |
add_filter('clean_url', function ($url) { | |
if (!strpos($url, '.js')) { | |
return $url; | |
} | |
if (strpos($url, 'jquery.js')) { | |
return $url; | |
} | |
if (strpos($url, 'recaptcha/api.js')) { | |
return $url; | |
} | |
return $url . '\'' . ' defer=\'defer'; | |
}, 11, 1); | |
} | |
public function disablesUnnecessaryFunctionalities() | |
{ | |
remove_action('template_redirect', 'rest_output_link_header', 11, 0); | |
remove_action('auth_cookie_malformed', 'rest_cookie_collect_status'); | |
remove_action('auth_cookie_expired', 'rest_cookie_collect_status'); | |
remove_action('auth_cookie_bad_username', 'rest_cookie_collect_status'); | |
remove_action('auth_cookie_bad_hash', 'rest_cookie_collect_status'); | |
remove_action('auth_cookie_valid', 'rest_cookie_collect_status'); | |
remove_action('wp_head', 'wp_oembed_add_discovery_links'); | |
remove_action('wp_head', 'wp_oembed_add_host_js'); | |
remove_filter('comment_text', 'make_clickable', 9); | |
add_filter('wp_calculate_image_srcset_meta', '__return_null'); | |
add_filter('wp_calculate_image_sizes', '__return_false', 99); | |
remove_filter('the_content', 'wp_make_content_images_responsive'); | |
add_filter('wp_get_attachment_image_attributes', function ($attr) { | |
foreach (array('sizes', 'srcset') as $key) { | |
if (isset($attr[$key])) { | |
unset($attr[$key]); | |
} | |
} | |
return $attr; | |
}, 99); | |
add_action('init', function () { | |
remove_action('wp_head', 'print_emoji_detection_script', 7); | |
remove_action('admin_print_scripts', 'print_emoji_detection_script'); | |
remove_action('wp_print_styles', 'print_emoji_styles'); | |
remove_action('admin_print_styles', 'print_emoji_styles'); | |
remove_filter('the_content_feed', 'wp_staticize_emoji'); | |
remove_filter('comment_text_rss', 'wp_staticize_emoji'); | |
remove_filter('wp_mail', 'wp_staticize_emoji_for_email'); | |
add_filter('tiny_mce_plugins', function ($plugins) { | |
if (is_array($plugins)) { | |
return array_diff($plugins, array('wpemoji')); | |
} else { | |
return array(); | |
} | |
}); | |
add_filter('wp_resource_hints', function ($urls, $relation_type) { | |
if ('dns-prefetch' == $relation_type) { | |
$emoji_svg_url = apply_filters('emoji_svg_url', 'https://s.w.org/images/core/emoji/2.2.1/svg/'); | |
$urls = array_diff($urls, array($emoji_svg_url)); | |
} | |
return $urls; | |
}, 10, 2); | |
}); | |
add_filter('emoji_svg_url', '__return_false'); | |
add_action('widgets_init', function () { | |
global $wp_widget_factory; | |
remove_action('wp_head', array($wp_widget_factory->widgets['WP_Widget_Recent_Comments'], 'recent_comments_style')); | |
}); | |
remove_action('wp_head', 'wp_generator'); | |
remove_action('wp_head', 'rel_canonical'); | |
remove_action('wp_head', 'wp_shortlink_wp_head'); | |
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); | |
remove_action('wp_head', 'parent_post_rel_link', 10); | |
remove_action('wp_head', 'adjacent_posts_rel_link', 10); | |
remove_action('wp_head', 'adjacent_posts_rel_link_wp_head', 10); | |
remove_action('wp_head', 'feed_links', 2); | |
remove_action('wp_head', 'feed_links_extra', 3); | |
remove_action('wp_head', 'pagenavi_css'); | |
add_filter('xmlrpc_methods', function ($methods) { | |
unset($methods['pingback.ping']); | |
unset($methods['pingback.extensions.getPingbacks']); | |
return $methods; | |
}); | |
add_filter('wp_headers', function ($headers) { | |
unset($headers['X-Pingback']); | |
return $headers; | |
}); | |
} | |
public function disableAPI() | |
{ | |
add_filter('rest_enabled', '__return_false'); | |
remove_action('wp_head', 'rest_output_link_wp_head', 10, 0); | |
remove_action('xmlrpc_rsd_apis', 'rest_output_rsd'); | |
remove_filter('rest_authentication_errors', 'rest_cookie_check_errors', 100); | |
remove_action('init', 'rest_api_init'); | |
remove_action('rest_api_init', 'rest_api_default_filters', 10, 1); | |
remove_action('parse_request', 'rest_api_loaded'); | |
remove_action('rest_api_init', 'wp_oembed_register_route'); | |
remove_filter('rest_pre_serve_request', '_oembed_rest_pre_serve_request', 10, 4); | |
} | |
public function addSecutityHeaders() | |
{ | |
add_action('send_headers', function () { | |
header( 'Strict-Transport-Security: max-age=10886400; includeSubDomains; preload' ); | |
header('X-Frame-Options: DENY'); | |
header('X-XSS-Protection: 1; mode=block'); | |
}); | |
} | |
} | |
(new HouseKeeping)->init(); |
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