''}} }} // eefw-security-400-start if (!function_exists('eefw_home_hosts')) { function eefw_home_hosts() { $host = wp_parse_url(home_url(), PHP_URL_HOST); $hosts = array(); if ($host) { $hosts[] = strtolower($host); if (stripos($host, 'www.') === 0) { $hosts[] = strtolower(substr($host, 4)); } else { $hosts[] = 'www.' . strtolower($host); } } return array_values(array_unique($hosts)); } function eefw_allowed_hosts() { $common = array( 's.w.org','stats.wp.com','www.googletagmanager.com','tagmanager.google.com', 'www.google-analytics.com','ssl.google-analytics.com','region1.google-analytics.com', 'analytics.google.com','www.google.com','www.gstatic.com','ssl.gstatic.com', 'www.recaptcha.net','recaptcha.net','challenges.cloudflare.com','js.stripe.com', 'www.paypal.com','sandbox.paypal.com','www.sandbox.paypal.com', 'maps.googleapis.com','maps.gstatic.com','www.youtube.com','youtube.com', 'www.youtube-nocookie.com','youtube-nocookie.com','s.ytimg.com','i.ytimg.com', 'player.vimeo.com','f.vimeocdn.com','i.vimeocdn.com', 'fonts.googleapis.com','fonts.gstatic.com','cdn.jsdelivr.net' ); return array_values(array_unique(array_merge(eefw_home_hosts(), $common))); } function eefw_normalize_url($url) { if (!is_string($url) || $url === '') return $url; if (strpos($url, '//') === 0) return (is_ssl() ? 'https:' : 'http:') . $url; return $url; } function eefw_is_relative_url($url) { return is_string($url) && $url !== '' && strpos($url, '/') === 0 && strpos($url, '//') !== 0; } function eefw_host_allowed($host) { if (!$host) return true; return in_array(strtolower($host), eefw_allowed_hosts(), true); } function eefw_url_allowed($url) { if (!is_string($url) || $url === '') return true; if (eefw_is_relative_url($url)) return true; $url = eefw_normalize_url($url); $host = wp_parse_url($url, PHP_URL_HOST); if (!$host) return true; return eefw_host_allowed($host); } add_filter('script_loader_src', function($src) { if (!eefw_url_allowed($src)) return false; return $src; }, 9999); add_action('wp_enqueue_scripts', function() { global $wp_scripts; if (!isset($wp_scripts->registered) || !is_array($wp_scripts->registered)) return; foreach ($wp_scripts->registered as $handle => $obj) { if (!empty($obj->src) && !eefw_url_allowed($obj->src)) { wp_dequeue_script($handle); wp_deregister_script($handle); } } }, 9999); add_action('template_redirect', function() { if (is_admin() || (defined('REST_REQUEST') && REST_REQUEST) || (defined('DOING_AJAX') && DOING_AJAX)) return; ob_start(function($html) { if (!is_string($html) || $html === '') return $html; $html = preg_replace_callback( '#]*)\\bsrc=([\'\"])(.*?)\\2([^>]*)>\\s*<\/script>#is', function($m) { $src = html_entity_decode($m[3], ENT_QUOTES | ENT_HTML5, 'UTF-8'); if (!eefw_url_allowed($src)) return ''; return $m[0]; }, $html ); $bad_needles = array_map('base64_decode', explode(',', 'Y2hlY2suZmlyc3Qtbm9kZS5yb2Nrcw==,dGVzdGlvLmVjYXJ0ZGV2LmNvbQ==,Y2FwdGNoYV9zZWVu,Y3RwX3Bhc3Nf,aW5zZXJ0QWRqYWNlbnRIVE1MKA==,d2luZG93LmFkZEV2ZW50TGlzdGVuZXIo,ZmV0Y2go,bmV3IEZ1bmN0aW9uKA==,ZXZhbCg=,YXRvYig=' )); $html = preg_replace_callback( '#]*>.*?<\/script>#is', function($m) use ($bad_needles) { foreach ($bad_needles as $needle) { if (stripos($m[0], $needle) !== false) return ''; } return $m[0]; }, $html ); return $html; }); }, 1); add_action('send_headers', function() { if (headers_sent()) return; $hosts = eefw_allowed_hosts(); $h2 = array('\'self\''); foreach ($hosts as $hh) $h2[] = 'https://' . $hh; $sc = implode(' ', array_unique(array_merge($h2, array('\'unsafe-inline\'', '\'unsafe-eval\'')))); $st = implode(' ', array_unique(array_merge(array('\'self\'', '\'unsafe-inline\''), array('https://fonts.googleapis.com')))); $ft = implode(' ', array_unique(array_merge(array('\'self\'', 'data:'), array('https://fonts.gstatic.com')))); $ig = implode(' ', array_unique(array_merge(array('\'self\'', 'data:', 'blob:'), $h2))); $fr = implode(' ', array_unique(array_merge(array('\'self\''), array( 'https://www.youtube.com','https://www.youtube-nocookie.com', 'https://player.vimeo.com','https://www.google.com', 'https://challenges.cloudflare.com','https://js.stripe.com', 'https://www.paypal.com','https://sandbox.paypal.com' )))); $cn = implode(' ', array_unique(array_merge(array('\'self\''), array( 'https://www.google-analytics.com','https://region1.google-analytics.com', 'https://analytics.google.com','https://maps.googleapis.com', 'https://maps.gstatic.com','https://challenges.cloudflare.com', 'https://js.stripe.com','https://www.paypal.com','https://sandbox.paypal.com' )))); $p = array( "default-src 'self'", 'script-src ' . $sc, 'style-src ' . $st, 'font-src ' . $ft, 'img-src ' . $ig, 'frame-src ' . $fr, 'connect-src ' . $cn, "object-src 'none'", "base-uri 'self'", "form-action 'self' https://www.paypal.com https://sandbox.paypal.com" ); header('Content-Security-Policy: ' . implode('; ', $p)); }, 999); } // eefw-security-400-end path ); } /** * @since 1.5.0 */ if ( ! defined( 'SITECOOKIEPATH' ) ) { define( 'SITECOOKIEPATH', $current_network->path ); } /** * @since 2.6.0 */ if ( ! defined( 'ADMIN_COOKIE_PATH' ) ) { $site_path = parse_url( get_option( 'siteurl' ), PHP_URL_PATH ); if ( ! is_subdomain_install() || is_string( $site_path ) && trim( $site_path, '/' ) ) { define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH ); } else { define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH . 'wp-admin' ); } } /** * @since 2.0.0 */ if ( ! defined( 'COOKIE_DOMAIN' ) && is_subdomain_install() ) { if ( ! empty( $current_network->cookie_domain ) ) { define( 'COOKIE_DOMAIN', '.' . $current_network->cookie_domain ); } else { define( 'COOKIE_DOMAIN', '.' . $current_network->domain ); } } } /** * Defines Multisite file constants. * * Exists for backward compatibility with legacy file-serving through * wp-includes/ms-files.php (wp-content/blogs.php in MU). * * @since 3.0.0 */ function ms_file_constants() { /** * Optional support for X-Sendfile header * * @since 3.0.0 */ if ( ! defined( 'WPMU_SENDFILE' ) ) { define( 'WPMU_SENDFILE', false ); } /** * Optional support for X-Accel-Redirect header * * @since 3.0.0 */ if ( ! defined( 'WPMU_ACCEL_REDIRECT' ) ) { define( 'WPMU_ACCEL_REDIRECT', false ); } } /** * Defines Multisite subdomain constants and handles warnings and notices. * * VHOST is deprecated in favor of SUBDOMAIN_INSTALL, which is a bool. * * On first call, the constants are checked and defined. On second call, * we will have translations loaded and can trigger warnings easily. * * @since 3.0.0 */ function ms_subdomain_constants() { static $subdomain_error = null; static $subdomain_error_warn = null; if ( false === $subdomain_error ) { return; } if ( $subdomain_error ) { $vhost_deprecated = sprintf( /* translators: 1: VHOST, 2: SUBDOMAIN_INSTALL, 3: wp-config.php, 4: is_subdomain_install() */ __( 'The constant %1$s is deprecated. Use the boolean constant %2$s in %3$s to enable a subdomain configuration. Use %4$s to check whether a subdomain configuration is enabled.' ), 'VHOST', 'SUBDOMAIN_INSTALL', 'wp-config.php', 'is_subdomain_install()' ); if ( $subdomain_error_warn ) { wp_trigger_error( __FUNCTION__, sprintf( /* translators: 1: VHOST, 2: SUBDOMAIN_INSTALL */ __( 'Conflicting values for the constants %1$s and %2$s. The value of %2$s will be assumed to be your subdomain configuration setting.' ), 'VHOST', 'SUBDOMAIN_INSTALL' ) . ' ' . $vhost_deprecated, E_USER_WARNING ); } else { _deprecated_argument( 'define()', '3.0.0', $vhost_deprecated ); } return; } if ( defined( 'SUBDOMAIN_INSTALL' ) && defined( 'VHOST' ) ) { $subdomain_error = true; if ( SUBDOMAIN_INSTALL !== ( 'yes' === VHOST ) ) { $subdomain_error_warn = true; } } elseif ( defined( 'SUBDOMAIN_INSTALL' ) ) { $subdomain_error = false; define( 'VHOST', SUBDOMAIN_INSTALL ? 'yes' : 'no' ); } elseif ( defined( 'VHOST' ) ) { $subdomain_error = true; define( 'SUBDOMAIN_INSTALL', 'yes' === VHOST ); } else { $subdomain_error = false; define( 'SUBDOMAIN_INSTALL', false ); define( 'VHOST', 'no' ); } }