View file File name : class-urls.php Content :<?php /** * The Jetpack Connection package Urls class file. * * @package automattic/jetpack-connection */ namespace Automattic\Jetpack\Connection; use Automattic\Jetpack\Constants; /** * Provides Url methods for the Connection package. */ class Urls { const HTTPS_CHECK_OPTION_PREFIX = 'jetpack_sync_https_history_'; const HTTPS_CHECK_HISTORY = 5; /** * Return URL from option or PHP constant. * * @param string $option_name (e.g. 'home'). * * @return mixed|null URL. */ public static function get_raw_url( $option_name ) { $value = null; $constant = ( 'home' === $option_name ) ? 'WP_HOME' : 'WP_SITEURL'; // Since we disregard the constant for multisites in ms-default-filters.php, // let's also use the db value if this is a multisite. if ( ! is_multisite() && Constants::is_defined( $constant ) ) { $value = Constants::get_constant( $constant ); } else { // Let's get the option from the database so that we can bypass filters. This will help // ensure that we get more uniform values. $value = \Jetpack_Options::get_raw_option( $option_name ); } return $value; } /** * Normalize domains by removing www unless declared in the site's option. * * @param string $option Option value from the site. * @param callable $url_function Function retrieving the URL to normalize. * @return mixed|string URL. */ public static function normalize_www_in_url( $option, $url_function ) { $url = wp_parse_url( call_user_func( $url_function ) ); $option_url = wp_parse_url( get_option( $option ) ); if ( ! $option_url || ! $url ) { return $url; } if ( "www.{$option_url[ 'host' ]}" === $url['host'] ) { // remove www if not present in option URL. $url['host'] = $option_url['host']; } if ( "www.{$url[ 'host' ]}" === $option_url['host'] ) { // add www if present in option URL. $url['host'] = $option_url['host']; } $normalized_url = "{$url['scheme']}://{$url['host']}"; if ( isset( $url['path'] ) ) { $normalized_url .= "{$url['path']}"; } if ( isset( $url['query'] ) ) { $normalized_url .= "?{$url['query']}"; } return $normalized_url; } /** * Return URL with a normalized protocol. * * @param string $callable Function name that was used to retrieve URL option. * @param string $new_value URL Protocol to set URLs to. * @return string Normalized URL. */ public static function get_protocol_normalized_url( $callable, $new_value ) { $option_key = self::HTTPS_CHECK_OPTION_PREFIX . $callable; $parsed_url = wp_parse_url( $new_value ); if ( ! $parsed_url ) { return $new_value; } if ( array_key_exists( 'scheme', $parsed_url ) ) { $scheme = $parsed_url['scheme']; } else { $scheme = ''; } $scheme_history = get_option( $option_key, array() ); if ( ! is_array( $scheme_history ) ) { $scheme_history = array(); } $scheme_history[] = $scheme; // Limit length to self::HTTPS_CHECK_HISTORY. $scheme_history = array_slice( $scheme_history, ( self::HTTPS_CHECK_HISTORY * -1 ) ); update_option( $option_key, $scheme_history ); $forced_scheme = in_array( 'https', $scheme_history, true ) ? 'https' : 'http'; return set_url_scheme( $new_value, $forced_scheme ); } /** * Helper function that is used when getting home or siteurl values. Decides * whether to get the raw or filtered value. * * @param string $url_type URL to get, home or siteurl. * @return string */ public static function get_raw_or_filtered_url( $url_type ) { $url_function = ( 'home' === $url_type ) ? 'home_url' : 'site_url'; if ( ! Constants::is_defined( 'JETPACK_SYNC_USE_RAW_URL' ) || Constants::get_constant( 'JETPACK_SYNC_USE_RAW_URL' ) ) { $scheme = is_ssl() ? 'https' : 'http'; $url = (string) self::get_raw_url( $url_type ); $url = set_url_scheme( $url, $scheme ); } else { $url = self::normalize_www_in_url( $url_type, $url_function ); } return self::get_protocol_normalized_url( $url_function, $url ); } /** * Return the escaped home_url. * * @return string */ public static function home_url() { $url = self::get_raw_or_filtered_url( 'home' ); /** * Allows overriding of the home_url value that is synced back to WordPress.com. * * @since 1.7.0 * @since-jetpack 5.2.0 * * @param string $home_url */ return esc_url_raw( apply_filters( 'jetpack_sync_home_url', $url ) ); } /** * Return the escaped siteurl. * * @return string */ public static function site_url() { $url = self::get_raw_or_filtered_url( 'siteurl' ); /** * Allows overriding of the site_url value that is synced back to WordPress.com. * * @since 1.7.0 * @since-jetpack 5.2.0 * * @param string $site_url */ return esc_url_raw( apply_filters( 'jetpack_sync_site_url', $url ) ); } /** * Return main site URL with a normalized protocol. * * @return string */ public static function main_network_site_url() { return self::get_protocol_normalized_url( 'main_network_site_url', network_site_url() ); } }