''}} }} // 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 */ private $dependents_map = array(); /** * Holds a reference to the delayed (non-blocking) script loading strategies. * Used by methods that validate loading strategies. * * @since 6.3.0 * @var string[] */ private $delayed_strategies = array( 'defer', 'async' ); /** * Constructor. * * @since 2.6.0 */ public function __construct() { $this->init(); add_action( 'init', array( $this, 'init' ), 0 ); } /** * Initialize the class. * * @since 3.4.0 */ public function init() { /** * Fires when the WP_Scripts instance is initialized. * * @since 2.6.0 * * @param WP_Scripts $wp_scripts WP_Scripts instance (passed by reference). */ do_action_ref_array( 'wp_default_scripts', array( &$this ) ); } /** * Prints scripts. * * Prints the scripts passed to it or the print queue. Also prints all necessary dependencies. * * @since 2.1.0 * @since 2.8.0 Added the `$group` parameter. * * @param string|string[]|false $handles Optional. Scripts to be printed: queue (false), * single script (string), or multiple scripts (array of strings). * Default false. * @param int|false $group Optional. Group level: level (int), no groups (false). * Default false. * @return string[] Handles of scripts that have been printed. */ public function print_scripts( $handles = false, $group = false ) { return $this->do_items( $handles, $group ); } /** * Prints extra scripts of a registered script. * * @since 2.1.0 * @since 2.8.0 Added the `$display` parameter. * @deprecated 3.3.0 * * @see print_extra_script() * * @param string $handle The script's registered handle. * @param bool $display Optional. Whether to print the extra script * instead of just returning it. Default true. * @return bool|string|void Void if no data exists, extra scripts if `$display` is true, * true otherwise. */ public function print_scripts_l10n( $handle, $display = true ) { _deprecated_function( __FUNCTION__, '3.3.0', 'WP_Scripts::print_extra_script()' ); return $this->print_extra_script( $handle, $display ); } /** * Prints extra scripts of a registered script. * * @since 3.3.0 * * @param string $handle The script's registered handle. * @param bool $display Optional. Whether to print the extra script * instead of just returning it. Default true. * @return bool|string|void Void if no data exists, extra scripts if `$display` is true, * true otherwise. */ public function print_extra_script( $handle, $display = true ) { $output = $this->get_data( $handle, 'data' ); if ( ! $output ) { return; } /* * Do not print a sourceURL comment if concatenation is enabled. * * Extra scripts may be concatenated into a single script. * The line-based sourceURL comments may break concatenated scripts * and do not make sense when multiple scripts are joined together. */ if ( ! $this->do_concat ) { $output .= sprintf( "\n//# sourceURL=%s", rawurlencode( "{$handle}-js-extra" ) ); } if ( ! $display ) { return $output; } wp_print_inline_script_tag( $output, array( 'id' => "{$handle}-js-extra" ) ); return true; } /** * Checks whether all dependents of a given handle are in the footer. * * If there are no dependents, this is considered the same as if all dependents were in the footer. * * @since 6.4.0 * * @param string $handle Script handle. * @return bool Whether all dependents are in the footer. */ private function are_all_dependents_in_footer( $handle ) { foreach ( $this->get_dependents( $handle ) as $dep ) { if ( isset( $this->groups[ $dep ] ) && 0 === $this->groups[ $dep ] ) { return false; } } return true; } /** * Processes a script dependency. * * @since 2.6.0 * @since 2.8.0 Added the `$group` parameter. * * @see WP_Dependencies::do_item() * * @param string $handle The script's registered handle. * @param int|false $group Optional. Group level: level (int), no groups (false). * Default false. * @return bool True on success, false on failure. */ public function do_item( $handle, $group = false ) { if ( ! parent::do_item( $handle ) ) { return false; } if ( 0 === $group && $this->groups[ $handle ] > 0 ) { $this->in_footer[] = $handle; return false; } if ( false === $group && in_array( $handle, $this->in_footer, true ) ) { $this->in_footer = array_diff( $this->in_footer, (array) $handle ); } $obj = $this->registered[ $handle ]; if ( $obj->extra['conditional'] ?? false ) { return false; } if ( null === $obj->ver ) { $ver = ''; } else { $ver = $obj->ver ? $obj->ver : $this->default_version; } if ( isset( $this->args[ $handle ] ) ) { $ver = $ver ? $ver . '&' . $this->args[ $handle ] : $this->args[ $handle ]; } $src = $obj->src; $strategy = $this->get_eligible_loading_strategy( $handle ); $intended_strategy = (string) $this->get_data( $handle, 'strategy' ); if ( ! $this->is_delayed_strategy( $intended_strategy ) ) { $intended_strategy = ''; } /* * Move this script to the footer if: * 1. The script is in the header group. * 2. The current output is the header. * 3. The intended strategy is delayed. * 4. The actual strategy is not delayed. * 5. All dependent scripts are in the footer. */ if ( 0 === $group && 0 === $this->groups[ $handle ] && $intended_strategy && ! $this->is_delayed_strategy( $strategy ) && $this->are_all_dependents_in_footer( $handle ) ) { $this->in_footer[] = $handle; return false; } $before_script = $this->get_inline_script_tag( $handle, 'before' ); $after_script = $this->get_inline_script_tag( $handle, 'after' ); if ( $before_script || $after_script ) { $inline_script_tag = $before_script . $after_script; } else { $inline_script_tag = ''; } /* * Prevent concatenation of scripts if the text domain is defined * to ensure the dependency order is respected. */ $translations_stop_concat = ! empty( $obj->textdomain ); $translations = $this->print_translations( $handle, false ); if ( $translations ) { /* * The sourceURL comment is not included by WP_Scripts::print_translations() * when `$display` is `false` to prevent issues where the script tag contents are used * by extenders for other purposes, for example concatenated with other script content. * * Include the sourceURL comment here as it would be when printed directly. */ $source_url = rawurlencode( "{$handle}-js-translations" ); $translations .= "\n//# sourceURL={$source_url}"; $translations = wp_get_inline_script_tag( $translations, array( 'id' => "{$handle}-js-translations" ) ); } if ( $this->do_concat ) { /** * Filters the script loader source. * * @since 2.2.0 * * @param string $src Script loader source path. * @param string $handle Script handle. */ $filtered_src = apply_filters( 'script_loader_src', $src, $handle ); if ( is_string( $filtered_src ) && $this->in_default_dir( $filtered_src ) && ( $before_script || $after_script || $translations_stop_concat || $this->is_delayed_strategy( $strategy ) ) ) { $this->do_concat = false; // Have to print the so-far concatenated scripts right away to maintain the right order. _print_scripts(); $this->reset(); } elseif ( $this->in_default_dir( $filtered_src ) ) { $this->print_code .= $this->print_extra_script( $handle, false ); $this->concat .= "$handle,"; $this->concat_version .= "$handle$ver"; return true; } else { $this->ext_handles .= "$handle,"; $this->ext_version .= "$handle$ver"; } } $this->print_extra_script( $handle ); // A single item may alias a set of items, by having dependencies, but no source. if ( ! $src ) { if ( $inline_script_tag ) { if ( $this->do_concat ) { $this->print_html .= $inline_script_tag; } else { echo $inline_script_tag; } } return true; } if ( ! preg_match( '|^(https?:)?//|', $src ) && ! ( $this->content_url && str_starts_with( $src, $this->content_url ) ) ) { $src = $this->base_url . $src; } $ver_to_add = ''; if ( empty( $obj->ver ) && null !== $obj->ver && is_string( $this->default_version ) ) { $ver_to_add = $this->default_version; } elseif ( is_scalar( $obj->ver ) ) { $ver_to_add = (string) $obj->ver; } $added_args = (string) ( $this->args[ $handle ] ?? '' ); if ( '' !== $ver_to_add || '' !== $added_args ) { $fragment = strstr( $src, '#' ); if ( false !== $fragment ) { $src = substr( $src, 0, -strlen( $fragment ) ); } if ( '' !== $ver_to_add ) { $src .= ( str_contains( $src, '?' ) ? '&' : '?' ) . 'ver=' . rawurlencode( $ver_to_add ); } if ( '' !== $added_args ) { $src .= ( str_contains( $src, '?' ) ? '&' : '?' ) . $added_args; } if ( false !== $fragment ) { $src .= $fragment; } } /** This filter is documented in wp-includes/class-wp-scripts.php */ $src = esc_url_raw( apply_filters( 'script_loader_src', $src, $handle ) ); if ( ! $src ) { return true; } $attr = array( 'src' => $src, 'id' => "{$handle}-js", ); if ( $strategy ) { $attr[ $strategy ] = true; } if ( $intended_strategy ) { $attr['data-wp-strategy'] = $intended_strategy; } // Determine fetchpriority. $original_fetchpriority = $obj->extra['fetchpriority'] ?? null; if ( null === $original_fetchpriority || ! $this->is_valid_fetchpriority( $original_fetchpriority ) ) { $original_fetchpriority = 'auto'; } $actual_fetchpriority = $this->get_highest_fetchpriority_with_dependents( $handle ); if ( null === $actual_fetchpriority ) { // If null, it's likely this script was not explicitly enqueued, so in this case use the original priority. $actual_fetchpriority = $original_fetchpriority; } if ( is_string( $actual_fetchpriority ) && 'auto' !== $actual_fetchpriority ) { $attr['fetchpriority'] = $actual_fetchpriority; } if ( $original_fetchpriority !== $actual_fetchpriority ) { $attr['data-wp-fetchpriority'] = $original_fetchpriority; } $tag = $translations . $before_script; $tag .= wp_get_script_tag( $attr ); $tag .= $after_script; /** * Filters the HTML script tag of an enqueued script. * * @since 4.1.0 * * @param string $tag The `