1616 lines
35 KiB
PHP
1616 lines
35 KiB
PHP
<?php
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/**
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* File: Util_Environment.php
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*
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* @package W3TC
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*/
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namespace W3TC;
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/**
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* Class: Util_Environment
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*/
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class Util_Environment {
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/**
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* Is using ,aster config.
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*
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* @var bool
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* @static
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*/
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private static $is_using_master_config = null;
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/**
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* Formats URL.
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*
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* @static
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*
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* @param string $url URL.
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* @param array $params Parameters.
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* @param bool $skip_empty Skip empty.
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* @param string $separator Separate.
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* @return string
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*/
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public static function url_format( $url = '', $params = array(), $skip_empty = false, $separator = '&' ) {
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if ( ! empty( $url ) ) {
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$parse_url = @parse_url( $url ); // phpcs:ignore
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$url = '';
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if ( ! empty( $parse_url['scheme'] ) ) {
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$url .= $parse_url['scheme'] . '://';
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if ( ! empty( $parse_url['user'] ) ) {
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$url .= $parse_url['user'];
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if ( ! empty( $parse_url['pass'] ) ) {
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$url .= ':' . $parse_url['pass'];
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}
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}
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if ( ! empty( $parse_url['host'] ) ) {
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$url .= $parse_url['host'];
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}
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if ( ! empty( $parse_url['port'] ) && $parse_url['port'] != 80 ) {
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$url .= ':' . (int) $parse_url['port'];
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}
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}
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if ( ! empty( $parse_url['path'] ) ) {
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$url .= $parse_url['path'];
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}
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if ( ! empty( $parse_url['query'] ) ) {
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$old_params = array();
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parse_str( $parse_url['query'], $old_params );
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$params = array_merge( $old_params, $params );
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}
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$query = self::url_query( $params );
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if ( ! empty( $query ) ) {
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$url .= '?' . $query;
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}
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if ( ! empty( $parse_url['fragment'] ) ) {
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$url .= '#' . $parse_url['fragment'];
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}
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} else {
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$query = self::url_query( $params, $skip_empty, $separator );
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if ( ! empty( $query ) ) {
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$url = '?' . $query;
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}
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}
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return $url;
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}
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/**
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* Formats query string.
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*
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* @static
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*
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* @param array $params Parameters.
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* @param bool $skip_empty Skip empty.
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* @param string $separator Separator.
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* @return string
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*/
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public static function url_query( $params = array(), $skip_empty = false, $separator = '&' ) {
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$str = '';
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static $stack = array();
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foreach ( (array) $params as $key => $value ) {
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if ( $skip_empty && empty( $value ) ) {
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continue;
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}
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array_push( $stack, $key );
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if ( is_array( $value ) ) {
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if ( count( $value ) ) {
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$str .= ( ! empty( $str ) ? '&' : '' ) .
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self::url_query( $value, $skip_empty, $key );
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}
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} else {
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$name = '';
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foreach ( $stack as $key ) {
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$name .= ( ! empty( $name ) ? '[' . $key . ']' : $key );
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}
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$str .= ( ! empty( $str ) ? $separator : '' ) . $name . '=' . rawurlencode( $value );
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}
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array_pop( $stack );
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}
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return $str;
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}
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/**
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* Returns URL from filename/dirname.
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*
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* @static
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*
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* @param string $filename Filename.
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* @param bool $use_site_url Use siteurl.
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* @return string
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*/
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public static function filename_to_url( $filename, $use_site_url = false ) {
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/**
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* Using wp-content instead of document_root as known dir since dirbased
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* multisite wp adds blogname to the path inside site_url.
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*/
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if ( substr( $filename, 0, strlen( WP_CONTENT_DIR ) ) === WP_CONTENT_DIR ) {
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// This is the default location of the wp-content/cache directory.
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$location = WP_CONTENT_DIR;
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} else if ( substr( $filename, 0, strlen( W3TC_CACHE_DIR ) ) === W3TC_CACHE_DIR ) {
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// This is needed in the event the cache directory is moved outside of wp-content and replace with a symbolic link.
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$location = substr( W3TC_CACHE_DIR, 0, -strlen( '/cache' ) );
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} else if ( substr( $filename, 0, strlen( W3TC_CONFIG_DIR ) ) === W3TC_CONFIG_DIR ) {
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// This is needed in the event the cache directory is moved outside of wp-content and replace with a symbolic link.
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$location = substr( W3TC_CONFIG_DIR, 0, -strlen( '/w3tc-config' ) );
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} else {
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return '';
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}
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$uri_from_location = substr( $filename, strlen( $location ) );
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if ( DIRECTORY_SEPARATOR != '/' ) {
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$uri_from_location = str_replace( DIRECTORY_SEPARATOR, '/', $uri_from_location );
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}
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$url = content_url( $uri_from_location );
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$url = apply_filters( 'w3tc_filename_to_url', $url );
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return $url;
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}
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/**
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* Returns true if database cluster is used.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_dbcluster( $config = null ) {
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if ( is_null( $config ) ) {
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// fallback for compatibility with older wp-content/db.php
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$config = \W3TC\Dispatcher::config();
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}
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if ( !self::is_w3tc_pro( $config ) ) {
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return false;
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}
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if ( isset( $GLOBALS['w3tc_dbcluster_config'] ) ) {
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return true;
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}
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return defined( 'W3TC_FILE_DB_CLUSTER_CONFIG' ) &&
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@file_exists( W3TC_FILE_DB_CLUSTER_CONFIG ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
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}
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/**
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* Returns true if WPMU uses vhosts.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_wpmu_subdomain() {
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return (
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( defined( 'SUBDOMAIN_INSTALL' ) && SUBDOMAIN_INSTALL ) ||
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( defined( 'VHOST' ) && 'yes' === VHOST )
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);
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}
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/**
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* Returns if there is multisite mode.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_wpmu() {
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static $wpmu = null;
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if ( null === $wpmu ) {
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$wpmu = (
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file_exists( ABSPATH . 'wpmu-settings.php' ) ||
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( defined( 'MULTISITE' ) && MULTISITE ) ||
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defined( 'SUNRISE' ) ||
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self::is_wpmu_subdomain()
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);
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}
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return $wpmu;
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}
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/**
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* Is using master config.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_using_master_config() {
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if ( is_null( self::$is_using_master_config ) ) {
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if ( ! self::is_wpmu() ) {
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self::$is_using_master_config = true;
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} elseif ( is_network_admin() ) {
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self::$is_using_master_config = true;
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} else {
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$blog_data = Util_WpmuBlogmap::get_current_blog_data();
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if ( is_null( $blog_data ) ) {
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self::$is_using_master_config = true;
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} else {
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self::$is_using_master_config = ( 'm' === $blog_data[0] );
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}
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}
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}
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return self::$is_using_master_config;
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}
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/**
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* Returns header W3TC adds to responses powered by itself.
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*
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* @static
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*
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* @return string
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*/
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public static function w3tc_header() {
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return W3TC_POWERED_BY .
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'/' . W3TC_VERSION;
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}
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/**
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* Check if URL is valid.
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*
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* @static
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*
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* @param string $url URL.
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* @return bool
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*/
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public static function is_url( $url ) {
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return preg_match( '~^(https?:)?//~', $url );
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}
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/**
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* Returns true if current connection is secure.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_https() {
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$https = isset( $_SERVER['HTTPS'] ) ?
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htmlspecialchars( stripslashes( $_SERVER['HTTPS'] ) ) : ''; // phpcs:ignore
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$server_port = isset( $_SERVER['SERVER_PORT'] ) ?
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htmlspecialchars( stripslashes( $_SERVER['SERVER_PORT'] ) ) : ''; // phpcs:ignore
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$http_x_forwarded_proto = isset( $_SERVER['HTTP_X_FORWARDED_PROTO'] ) ?
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htmlspecialchars( stripslashes( $_SERVER['HTTP_X_FORWARDED_PROTO'] ) ) : ''; // phpcs:ignore
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switch ( true ) {
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case ( self::to_boolean( $https ) ):
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case ( 433 === (int) $server_port ):
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case ( 'https' === $http_x_forwarded_proto ):
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return true;
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}
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return false;
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}
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/**
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* Moves user to preview-mode or opposite.
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*
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* @static
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*/
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public static function set_preview( $is_enabled ) {
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if ( $is_enabled ) {
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setcookie( 'w3tc_preview', '*', 0, '/' );
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} else {
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setcookie( 'w3tc_preview', '', time() - 3600, '/' );
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}
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}
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/**
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* Retuns true if preview settings active.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_preview_mode() {
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return ! empty( $_COOKIE['w3tc_preview'] );
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}
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/**
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* Returns true if server is Apache.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_apache() {
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// Assume apache when unknown, since most common.
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if ( empty( $_SERVER['SERVER_SOFTWARE'] ) ) {
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return true;
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}
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return isset( $_SERVER['SERVER_SOFTWARE'] ) && stristr( htmlspecialchars( stripslashes( $_SERVER['SERVER_SOFTWARE'] ) ), 'Apache' ) !== false; // phpcs:ignore
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}
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/**
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* Check whether server is LiteSpeed.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_litespeed() {
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return isset( $_SERVER['SERVER_SOFTWARE'] ) && stristr( htmlspecialchars( stripslashes( $_SERVER['SERVER_SOFTWARE'] ) ), 'LiteSpeed' ) !== false; // phpcs:ignore
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}
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/**
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* Returns true if server is nginx.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_nginx() {
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return isset( $_SERVER['SERVER_SOFTWARE'] ) && stristr( htmlspecialchars( stripslashes( $_SERVER['SERVER_SOFTWARE'] ) ), 'nginx' ) !== false; // phpcs:ignore
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}
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/**
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* Returns true if server is nginx.
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*
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* @static
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*
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* @return bool
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*/
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public static function is_iis() {
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return isset( $_SERVER['SERVER_SOFTWARE'] ) && stristr( htmlspecialchars( stripslashes( $_SERVER['SERVER_SOFTWARE'] ) ), 'IIS' ) !== false; // phpcs:ignore
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}
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/**
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* Returns host/domain from URL.
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*
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* @static
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*
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* @param string $url URL.
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* @return string
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*/
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public static function url_to_host( $url ) {
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$a = parse_url( $url ); // phpcs:ignore WordPress.WP.AlternativeFunctions.parse_url_parse_url
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if ( isset( $a['host'] ) ) {
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return $a['host'];
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}
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return '';
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}
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/**
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* Returns path from URL. Without trailing slash.
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*
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* @static
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*
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* @param string $url URL.
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*/
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public static function url_to_uri( $url ) {
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$uri = @parse_url( $url, PHP_URL_PATH );
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// Convert FALSE and other return values to string.
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if ( empty( $uri ) ) {
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return '';
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}
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return rtrim( $uri, '/' );
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}
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/**
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* Returns current blog ID.
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*
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* @static
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*
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* @return int
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*/
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public static function blog_id() {
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global $w3_current_blog_id;
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if ( ! is_null( $w3_current_blog_id ) ) {
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return $w3_current_blog_id;
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}
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if ( ! self::is_wpmu() || is_network_admin() ) {
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$w3_current_blog_id = 0;
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return $w3_current_blog_id;
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}
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$blog_data = Util_WpmuBlogmap::get_current_blog_data();
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if ( ! is_null( $blog_data ) ) {
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$w3_current_blog_id = substr( $blog_data, 1 );
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} else {
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$w3_current_blog_id = 0;
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}
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return $w3_current_blog_id;
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}
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/**
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* Memoized version of wp_upload_dir. That function is quite slow
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* for a number of times CDN calls it.
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*
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* @static
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*
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* @return string
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*/
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public static function wp_upload_dir() {
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static $values_by_blog = array();
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$blog_id = self::blog_id();
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if ( ! isset( $values_by_blog[ $blog_id ] ) )
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$values_by_blog[ $blog_id ] = wp_upload_dir();
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return $values_by_blog[ $blog_id ];
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}
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/**
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* Returns path to section's cache dir.
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*
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* @static
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*
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* @param string $section Section.
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* @return string
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*/
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public static function cache_dir( $section ) {
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return W3TC_CACHE_DIR . DIRECTORY_SEPARATOR . $section;
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}
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/**
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* Returns path to blog's cache dir.
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*
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* @static
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*
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* @param string $section Section.
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* @param int $blog_id Blog id.
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* @return string
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*/
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public static function cache_blog_dir( $section, $blog_id = null ) {
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if ( ! self::is_wpmu() ) {
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$postfix = '';
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} else {
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if ( is_null( $blog_id ) ) {
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$blog_id = self::blog_id();
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}
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$postfix = DIRECTORY_SEPARATOR . sprintf( '%d', $blog_id );
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if ( defined( 'W3TC_BLOG_LEVELS' ) ) {
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for ( $n = 0; $n < W3TC_BLOG_LEVELS; $n++ ) {
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$postfix = DIRECTORY_SEPARATOR .
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substr( $postfix, strlen( $postfix ) - 1 - $n, 1 ) .
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$postfix;
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}
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}
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}
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return self::cache_dir( $section ) . $postfix;
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}
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/**
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* Cache blog minify directory.
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*
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* @static
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*
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* @return string
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*/
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public static function cache_blog_minify_dir() {
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// when minify manual used with a shared config - shared
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// minify urls has to be used too, since CDN upload is possible
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// only from network admin
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if ( self::is_wpmu() && self::is_using_master_config() && ! Dispatcher::config()->get_boolean( 'minify.auto' ) ) {
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$path = self::cache_blog_dir( 'minify', 0 );
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} else {
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$path = self::cache_blog_dir( 'minify' );
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}
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return $path;
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}
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/**
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* Returns URL regexp from URL.
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*
|
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* @static
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*
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* @param string $url URL.
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* @return string
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*/
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public static function get_url_regexp( $url ) {
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$url = preg_replace( '~(https?:)?//~i', '', $url );
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$url = preg_replace( '~^www\.~i', '', $url );
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$regexp = '(https?:)?//(www\.)?' . self::preg_quote( $url );
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return $regexp;
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}
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|
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/**
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* Returns SSL URL if current connection is https.
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*
|
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* @static
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|
*
|
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* @param string $url URL.
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* @return string
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*/
|
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public static function url_to_maybe_https( $url ) {
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if ( self::is_https() ) {
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$url = str_replace( 'http://', 'https://', $url );
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}
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return $url;
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}
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/**
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* Get domain URL.
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*
|
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* @static
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*
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* @return string
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*/
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|
|
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public static function home_domain_root_url() {
|
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$home_url = get_home_url();
|
|
$parse_url = @parse_url( $home_url ); // phpcs:ignore
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|
|
if ( $parse_url && isset( $parse_url['scheme'] ) && isset( $parse_url['host'] ) ) {
|
|
$scheme = $parse_url['scheme'];
|
|
$host = $parse_url['host'];
|
|
$port = ( isset( $parse_url['port'] ) && 80 != $parse_url['port'] ? ':' . (int) $parse_url['port'] : '' ); // phpcs:ignore
|
|
$domain_url = sprintf( '%s://%s%s', $scheme, $host, $port );
|
|
|
|
return $domain_url;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Returns domain url regexp.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function home_domain_root_url_regexp() {
|
|
$domain_url = self::home_domain_root_url();
|
|
$regexp = self::get_url_regexp( $domain_url );
|
|
|
|
return $regexp;
|
|
}
|
|
|
|
/**
|
|
* Returns SSL home url.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function home_url_maybe_https() {
|
|
$home_url = get_home_url();
|
|
$ssl = self::url_to_maybe_https( $home_url );
|
|
|
|
return $ssl;
|
|
}
|
|
|
|
/**
|
|
* Returns home url regexp.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function home_url_regexp() {
|
|
$home_url = get_home_url();
|
|
$regexp = self::get_url_regexp( $home_url );
|
|
|
|
return $regexp;
|
|
}
|
|
|
|
/**
|
|
* Copy of WordPress get_home_path, but accessible not only for wp-admin
|
|
* Get the absolute filesystem path to the root of the WordPress installation
|
|
* (i.e. filesystem path of siteurl).
|
|
*
|
|
* @static
|
|
*
|
|
* @return string Full filesystem path to the root of the WordPress installation.
|
|
*/
|
|
public static function site_path() {
|
|
$home = set_url_scheme( get_option( 'home' ), 'http' );
|
|
$siteurl = set_url_scheme( get_option( 'siteurl' ), 'http' );
|
|
|
|
$home_path = ABSPATH;
|
|
if ( ! empty( $home ) && 0 !== strcasecmp( $home, $siteurl ) ) {
|
|
$wp_path_rel_to_home = str_ireplace( $home, '', $siteurl ); // $siteurl - $home.
|
|
|
|
// fix of get_home_path, used when index.php is moved outside of wp folder.
|
|
$script_filename = isset( $_SERVER['SCRIPT_FILENAME'] ) ?
|
|
htmlspecialchars( stripslashes( $_SERVER['SCRIPT_FILENAME'] ) ) : ''; // phpcs:ignore
|
|
|
|
$pos = strripos(
|
|
str_replace( '\\', '/', $script_filename ),
|
|
trailingslashit( $wp_path_rel_to_home )
|
|
);
|
|
|
|
if ( false !== $pos ) {
|
|
$home_path = substr( $script_filename, 0, $pos );
|
|
$home_path = trailingslashit( $home_path );
|
|
} else if ( defined( 'WP_CLI' ) ) {
|
|
$pos = strripos(
|
|
str_replace( '\\', '/', ABSPATH ),
|
|
trailingslashit( $wp_path_rel_to_home )
|
|
);
|
|
|
|
if ( $pos !== false ) {
|
|
$home_path = substr( ABSPATH, 0, $pos );
|
|
$home_path = trailingslashit( $home_path );
|
|
}
|
|
}
|
|
}
|
|
|
|
return str_replace( '\\', DIRECTORY_SEPARATOR, $home_path );
|
|
}
|
|
|
|
/**
|
|
* Returns absolute path to document root.
|
|
* No trailing slash!
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function document_root() {
|
|
static $document_root = null;
|
|
|
|
if ( ! is_null( $document_root ) ) {
|
|
return $document_root;
|
|
}
|
|
|
|
$c = Dispatcher::config();
|
|
$docroot_fix = $c->get_boolean( 'docroot_fix.enable' );
|
|
|
|
if ( $docroot_fix ) {
|
|
$document_root = untrailingslashit( ABSPATH );
|
|
return $document_root;
|
|
}
|
|
|
|
if ( ! empty( $_SERVER['SCRIPT_FILENAME'] ) && ! empty( $_SERVER['PHP_SELF'] ) ) {
|
|
$script_filename = self::normalize_path(
|
|
htmlspecialchars( stripslashes( $_SERVER['SCRIPT_FILENAME'] ) ) // phpcs:ignore
|
|
);
|
|
$php_self = self::normalize_path(
|
|
htmlspecialchars( stripslashes( $_SERVER['PHP_SELF'] ) ) // phpcs:ignore
|
|
);
|
|
if ( substr( $script_filename, -strlen( $php_self ) ) == $php_self ) {
|
|
$document_root = substr( $script_filename, 0, -strlen( $php_self ) );
|
|
$document_root = realpath( $document_root );
|
|
return $document_root;
|
|
}
|
|
}
|
|
|
|
if ( ! empty( $_SERVER['PATH_TRANSLATED'] ) && ! empty( $_SERVER['PHP_SELF'] ) ) {
|
|
$document_root = substr(
|
|
self::normalize_path( htmlspecialchars( stripslashes( $_SERVER['PATH_TRANSLATED'] ) ) ), // phpcs:ignore
|
|
0,
|
|
-strlen( self::normalize_path( htmlspecialchars( stripslashes( $_SERVER['PHP_SELF'] ) ) ) ) // phpcs:ignore
|
|
);
|
|
} elseif ( ! empty( $_SERVER['DOCUMENT_ROOT'] ) ) {
|
|
$document_root = self::normalize_path( htmlspecialchars( stripslashes( $_SERVER['DOCUMENT_ROOT'] ) ) ); // phpcs:ignore
|
|
} else {
|
|
$document_root = ABSPATH;
|
|
}
|
|
|
|
$document_root = realpath( $document_root );
|
|
return $document_root;
|
|
}
|
|
|
|
/**
|
|
* Returns absolute path to blog install dir
|
|
*
|
|
* Example:
|
|
*
|
|
* DOCUMENT_ROOT=/var/www/vhosts/domain.com
|
|
* install dir=/var/www/vhosts/domain.com/site/blog
|
|
* return /var/www/vhosts/domain.com/site/blog
|
|
*
|
|
* No trailing slash!
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function site_root() {
|
|
$site_root = ABSPATH;
|
|
$site_root = realpath( $site_root );
|
|
$site_root = self::normalize_path( $site_root );
|
|
|
|
return $site_root;
|
|
}
|
|
|
|
/**
|
|
* Returns blog path.
|
|
*
|
|
* Example:
|
|
*
|
|
* siteurl=http://domain.com/site/blog
|
|
* return /site/blog/
|
|
*
|
|
* With trailing slash!
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function site_url_uri() {
|
|
return self::url_to_uri( site_url() ) . '/';
|
|
}
|
|
|
|
/**
|
|
* Returns home domain.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function home_url_host() {
|
|
$home_url = get_home_url();
|
|
$parse_url = @parse_url( $home_url ); // phpcs:ignore
|
|
|
|
if ( $parse_url && isset( $parse_url['host'] ) ) {
|
|
return $parse_url['host'];
|
|
}
|
|
|
|
return self::host();
|
|
}
|
|
|
|
/**
|
|
* Returns home path.
|
|
*
|
|
* Example:
|
|
*
|
|
* home=http://domain.com/site/
|
|
* siteurl=http://domain.com/site/blog
|
|
* return /site/
|
|
*
|
|
* With trailing slash!
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function home_url_uri() {
|
|
return self::url_to_uri( get_home_url() ) . '/';
|
|
}
|
|
|
|
/**
|
|
* Network home URL.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function network_home_url_uri() {
|
|
$uri = network_home_url( '', 'relative' );
|
|
|
|
/*
|
|
* There is a bug in WP where network_home_url can return
|
|
* a non-relative URI even though scheme is set to relative.
|
|
*/
|
|
if ( self::is_url( $uri ) ) {
|
|
$uri = parse_url( $uri, PHP_URL_PATH );
|
|
}
|
|
|
|
if ( empty( $uri ) ) {
|
|
return '/';
|
|
}
|
|
|
|
return $uri;
|
|
}
|
|
|
|
/**
|
|
* Returns server hostname with port.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function host_port() {
|
|
static $host = null;
|
|
|
|
if ( null === $host ) {
|
|
if ( ! empty( $_SERVER['HTTP_HOST'] ) ) {
|
|
// HTTP_HOST sometimes is not set causing warning.
|
|
$host = htmlspecialchars( stripslashes( $_SERVER['HTTP_HOST'] ) ); // phpcs:ignore
|
|
} else {
|
|
$host = '';
|
|
}
|
|
}
|
|
|
|
return $host;
|
|
}
|
|
|
|
/**
|
|
* Host.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function host() {
|
|
$host_port = self::host_port();
|
|
|
|
$pos = strpos( $host_port, ':' );
|
|
|
|
if ( $pos === false ) {
|
|
return $host_port;
|
|
}
|
|
|
|
return substr( $host_port, 0, $pos );
|
|
}
|
|
|
|
/**
|
|
* Returns WP config file path.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function wp_config_path() {
|
|
$search = array(
|
|
ABSPATH . 'wp-config.php',
|
|
dirname( ABSPATH ) . DIRECTORY_SEPARATOR . 'wp-config.php',
|
|
);
|
|
|
|
foreach ( $search as $path ) {
|
|
if ( file_exists( $path ) ) {
|
|
return $path;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Parses path.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $path Path.
|
|
* @return mixed
|
|
*/
|
|
public static function parse_path( $path ) {
|
|
$path = str_replace(
|
|
array(
|
|
'%BLOG_ID%',
|
|
'%POST_ID%',
|
|
'%BLOG_ID%',
|
|
'%HOST%',
|
|
),
|
|
array(
|
|
( isset( $GLOBALS['blog_id'] ) && is_numeric( $GLOBALS['blog_id'] ) ? (int) $GLOBALS['blog_id'] : 0 ),
|
|
( isset( $GLOBALS['post_id'] ) && is_numeric( $GLOBALS['post_id'] ) ?
|
|
(int) $GLOBALS['post_id'] : 0 ),
|
|
self::blog_id(),
|
|
self::host(),
|
|
),
|
|
$path
|
|
);
|
|
|
|
return $path;
|
|
}
|
|
|
|
/**
|
|
* Normalizes file name.
|
|
*
|
|
* Relative to site root!
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $file File path.
|
|
* @return string
|
|
*/
|
|
public static function normalize_file( $file ) {
|
|
if ( self::is_url( $file ) ) {
|
|
if ( strstr( $file, '?' ) === false ) {
|
|
$home_url_regexp = '~' . self::home_url_regexp() . '~i';
|
|
$file = preg_replace( $home_url_regexp, '', $file );
|
|
}
|
|
}
|
|
|
|
if ( ! self::is_url( $file ) ) {
|
|
$file = self::normalize_path( $file );
|
|
$file = str_replace( self::site_root(), '', $file );
|
|
$file = ltrim( $file, '/' );
|
|
}
|
|
|
|
return $file;
|
|
}
|
|
|
|
/**
|
|
* Normalizes file name for minify.
|
|
*
|
|
* Relative to document root!
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $file
|
|
* @return string
|
|
*/
|
|
public static function normalize_file_minify( $file ) {
|
|
if ( self::is_url( $file ) ) {
|
|
if ( strstr( $file, '?' ) === false ) {
|
|
$domain_url_regexp = '~' . self::home_domain_root_url_regexp() . '~i';
|
|
$file = preg_replace( $domain_url_regexp, '', $file );
|
|
}
|
|
}
|
|
|
|
if ( ! self::is_url( $file ) ) {
|
|
$file = self::normalize_path( $file );
|
|
$file = str_replace( self::document_root(), '', $file );
|
|
$file = ltrim( $file, '/' );
|
|
}
|
|
|
|
return $file;
|
|
}
|
|
|
|
/**
|
|
* Normalizes file name for minify.
|
|
* Relative to document root!
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $file File path.
|
|
* @return string
|
|
*/
|
|
public static function url_to_docroot_filename( $url ) {
|
|
$data = array(
|
|
'home_url' => get_home_url(),
|
|
'url' => $url,
|
|
);
|
|
|
|
$data = apply_filters( 'w3tc_url_to_docroot_filename', $data );
|
|
|
|
$home_url = $data['home_url'];
|
|
$normalized_url = $data['url'];
|
|
$normalized_url = self::remove_query_all( $normalized_url );
|
|
|
|
// Cut protocol.
|
|
$normalized_url = preg_replace( '~^http(s)?://~', '//', $normalized_url );
|
|
$home_url = preg_replace( '~^http(s)?://~', '//', $home_url );
|
|
|
|
if ( substr( $normalized_url, 0, strlen( $home_url ) ) !== $home_url ) {
|
|
// Not a home url, return unchanged since cant be converted to filename.
|
|
return null;
|
|
}
|
|
|
|
$path_relative_to_home = str_replace( $home_url, '', $normalized_url );
|
|
$home = set_url_scheme( get_option( 'home' ), 'http' );
|
|
$siteurl = set_url_scheme( get_option( 'siteurl' ), 'http' );
|
|
$home_path = rtrim( Util_Environment::site_path(), '/' );
|
|
|
|
// Adjust home_path if site is not is home.
|
|
if ( ! empty( $home ) && 0 !== strcasecmp( $home, $siteurl ) ) {
|
|
// $siteurl - $home/
|
|
$wp_path_rel_to_home = rtrim( str_ireplace( $home, '', $siteurl ), '/' );
|
|
|
|
if ( substr( $home_path, -strlen( $wp_path_rel_to_home ) ) ==
|
|
$wp_path_rel_to_home ) {
|
|
$home_path = substr( $home_path, 0, -strlen( $wp_path_rel_to_home ) );
|
|
}
|
|
}
|
|
|
|
// Common encoded characters.
|
|
$path_relative_to_home = str_replace( '%20', ' ', $path_relative_to_home );
|
|
|
|
$full_filename = $home_path . DIRECTORY_SEPARATOR .
|
|
trim( $path_relative_to_home, DIRECTORY_SEPARATOR );
|
|
|
|
$docroot = self::document_root();
|
|
|
|
if ( substr( $full_filename, 0, strlen( $docroot ) ) == $docroot ) {
|
|
$docroot_filename = substr( $full_filename, strlen( $docroot ) );
|
|
} else {
|
|
$docroot_filename = $path_relative_to_home;
|
|
}
|
|
|
|
/*
|
|
* Sometimes urls (coming from other plugins/themes)
|
|
* contain multiple "/" like "my-folder//myfile.js" which
|
|
* fails to recognize by filesystem, while url is accessible.
|
|
*/
|
|
$docroot_filename = str_replace( '//', DIRECTORY_SEPARATOR, $docroot_filename );
|
|
|
|
return ltrim( $docroot_filename, DIRECTORY_SEPARATOR );
|
|
}
|
|
|
|
/**
|
|
* Document root to full filename.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $docroot_filename Document filename.
|
|
* @return strin
|
|
*/
|
|
public static function docroot_to_full_filename( $docroot_filename ) {
|
|
return rtrim( Util_Environment::document_root(), DIRECTORY_SEPARATOR ) .
|
|
DIRECTORY_SEPARATOR . $docroot_filename;
|
|
}
|
|
|
|
/**
|
|
* Removes WP query string from URL.
|
|
*
|
|
* @static
|
|
*/
|
|
public static function remove_query( $url ) {
|
|
$url = preg_replace( '~(\?|&|&|&)+ver=[a-z0-9-_\.]+~i', '', $url );
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Removes all query strings from url.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $url URL.
|
|
* @return string
|
|
*/
|
|
public static function remove_query_all( $url ) {
|
|
$pos = strpos( $url, '?' );
|
|
if ( $pos === false ) {
|
|
return $url;
|
|
}
|
|
|
|
return substr( $url, 0, $pos );
|
|
}
|
|
|
|
/**
|
|
* Converts win path to unix.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $path Path.
|
|
* @return string
|
|
*/
|
|
public static function normalize_path( $path ) {
|
|
$path = preg_replace( '~[/\\\]+~', '/', $path );
|
|
$path = rtrim( $path, '/' );
|
|
|
|
return $path;
|
|
}
|
|
|
|
/**
|
|
* Returns real path of given path.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $path Path.
|
|
* @return string
|
|
*/
|
|
public static function realpath( $path ) {
|
|
$path = self::normalize_path( $path );
|
|
$parts = explode( '/', $path );
|
|
$absolutes = array();
|
|
|
|
foreach ( $parts as $part ) {
|
|
if ( '.' == $part ) {
|
|
continue;
|
|
}
|
|
|
|
if ( '..' == $part ) {
|
|
array_pop( $absolutes );
|
|
} else {
|
|
$absolutes[] = $part;
|
|
}
|
|
}
|
|
|
|
return implode( '/', $absolutes );
|
|
}
|
|
|
|
/**
|
|
* Returns real path of given path.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $path Path.
|
|
* @return string
|
|
*/
|
|
public static function path_remove_dots( $path ) {
|
|
$parts = explode( '/', $path );
|
|
$absolutes = array();
|
|
|
|
foreach ( $parts as $part ) {
|
|
if ( '.' == $part ) {
|
|
continue;
|
|
}
|
|
if ( '..' == $part ) {
|
|
array_pop( $absolutes );
|
|
} else {
|
|
$absolutes[] = $part;
|
|
}
|
|
}
|
|
|
|
return implode( '/', $absolutes );
|
|
}
|
|
|
|
/**
|
|
* Returns full URL from relative one.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $relative_url Relative URL.
|
|
* @return string
|
|
*/
|
|
public static function url_relative_to_full( $relative_url ) {
|
|
$relative_url = self::path_remove_dots( $relative_url );
|
|
|
|
if ( version_compare( PHP_VERSION, '5.4.7' ) < 0 ) {
|
|
if ( substr( $relative_url, 0, 2 ) === '//' ) {
|
|
$relative_url = ( self::is_https() ? 'https' : 'http' ) . ':' . $relative_url;
|
|
}
|
|
}
|
|
|
|
$rel = parse_url( $relative_url );
|
|
// it's full url already
|
|
if ( isset( $rel['scheme'] ) || isset( $rel['host'] ) )
|
|
return $relative_url;
|
|
|
|
if ( !isset( $rel['host'] ) ) {
|
|
$home_parsed = parse_url( get_home_url() );
|
|
$rel['host'] = $home_parsed['host'];
|
|
if ( isset( $home_parsed['port'] ) ) {
|
|
$rel['port'] = $home_parsed['port'];
|
|
}
|
|
}
|
|
|
|
$scheme = isset( $rel['scheme'] ) ? $rel['scheme'] . '://' : '//';
|
|
$host = isset( $rel['host'] ) ? $rel['host'] : '';
|
|
$port = isset( $rel['port'] ) ? ':' . $rel['port'] : '';
|
|
$path = isset( $rel['path'] ) ? $rel['path'] : '';
|
|
$query = isset( $rel['query'] ) ? '?' . $rel['query'] : '';
|
|
return "$scheme$host$port$path$query";
|
|
}
|
|
|
|
/**
|
|
* Redirects to URL.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $url URL.
|
|
* @param array $params Parameters.
|
|
*/
|
|
public static function redirect( $url = '', $params = array() ) {
|
|
$url = self::url_format( $url, $params );
|
|
if ( function_exists( 'do_action' ) ) {
|
|
do_action( 'w3tc_redirect' );
|
|
}
|
|
|
|
@header( 'Location: ' . $url ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* Redirects to URL.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $url URL.
|
|
* @param array $params Parameters.
|
|
* @param bool $safe_redirect Safe redirect or not.
|
|
*/
|
|
public static function safe_redirect_temp( $url = '', $params = array(), $safe_redirect = false ) {
|
|
$url = self::url_format( $url, $params );
|
|
|
|
if ( function_exists( 'do_action' ) ) {
|
|
do_action( 'w3tc_redirect' );
|
|
}
|
|
|
|
$status_code = 302;
|
|
|
|
$protocol = isset( $_SERVER['SERVER_PROTOCOL'] ) ?
|
|
htmlspecialchars( stripslashes( $_SERVER['SERVER_PROTOCOL'] ) ) : ''; // phpcs:ignore
|
|
|
|
if ( 'HTTP/1.1' === $protocol ) {
|
|
$status_code = 307;
|
|
}
|
|
|
|
$text = get_status_header_desc( $status_code );
|
|
if ( ! empty( $text ) ) {
|
|
$status_header = "$protocol $status_code $text";
|
|
@header( $status_header, true, $status_code );
|
|
}
|
|
|
|
add_action(
|
|
'wp_safe_redirect_fallback',
|
|
array( '\W3TC\Util_Environment', 'wp_safe_redirect_fallback' )
|
|
);
|
|
|
|
@header( 'Cache-Control: no-cache' ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
|
|
wp_safe_redirect( $url, $status_code );
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* Fallback for wp_sfe_redirect().
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $url URL.
|
|
* @return string
|
|
*/
|
|
public static function wp_safe_redirect_fallback( $url ) {
|
|
return home_url( '?w3tc_repeat=invalid' );
|
|
}
|
|
|
|
/**
|
|
* Detects post ID.
|
|
*
|
|
* @static
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function detect_post_id() {
|
|
global $posts, $comment_post_ID, $post_ID; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
|
|
|
|
$p_val = Util_Request::get_integer( 'p' );
|
|
|
|
if ( $post_ID ) {
|
|
return $post_ID;
|
|
} elseif ( $comment_post_ID ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
|
|
return $comment_post_ID; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
|
|
} elseif ( ( is_single() || is_page() ) && is_array( $posts ) && isset( $posts[0]->ID ) ) {
|
|
return $posts[0]->ID;
|
|
} elseif ( isset( $posts->ID ) ) {
|
|
return $posts->ID;
|
|
} elseif ( ! empty( $p_val ) ) {
|
|
return $p_val;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Get W3TC instance id.
|
|
*
|
|
* @static
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function instance_id() {
|
|
if ( defined( 'W3TC_INSTANCE_ID' ) ) {
|
|
return W3TC_INSTANCE_ID;
|
|
}
|
|
|
|
static $instance_id;
|
|
|
|
if ( ! isset( $instance_id ) ) {
|
|
$config = Dispatcher::config();
|
|
$instance_id = $config->get_integer( 'common.instance_id', 0 );
|
|
}
|
|
|
|
return $instance_id;
|
|
}
|
|
|
|
/**
|
|
* Get W3TC edition.
|
|
*
|
|
* @static
|
|
*
|
|
* @param Config $config Config.
|
|
* @return string
|
|
*/
|
|
public static function w3tc_edition( $config = null ) {
|
|
if ( self::is_w3tc_pro( $config ) && self::is_w3tc_pro_dev() ) {
|
|
return 'pro development';
|
|
}
|
|
|
|
if ( self::is_w3tc_pro( $config ) ) {
|
|
return 'pro';
|
|
}
|
|
|
|
return 'community';
|
|
}
|
|
|
|
/**
|
|
* Is W3TC Pro.
|
|
*
|
|
* @static
|
|
*
|
|
* @param Config $config Config.
|
|
* @return bool
|
|
*/
|
|
public static function is_w3tc_pro( $config = null ) {
|
|
if ( defined( 'W3TC_PRO' ) && W3TC_PRO ) {
|
|
return true;
|
|
}
|
|
|
|
if ( defined( 'W3TC_ENTERPRISE' ) && W3TC_ENTERPRISE ) {
|
|
return true;
|
|
}
|
|
|
|
if ( is_object( $config ) ) {
|
|
$plugin_type = $config->get_string( 'plugin.type' );
|
|
|
|
if ( 'pro' === $plugin_type || 'pro_dev' === $plugin_type ) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Enable Pro Dev mode support.
|
|
*
|
|
* @static
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function is_w3tc_pro_dev() {
|
|
return defined( 'W3TC_PRO_DEV_MODE' ) && W3TC_PRO_DEV_MODE;
|
|
}
|
|
|
|
/**
|
|
* Quotes regular expression string.
|
|
*
|
|
* @static
|
|
*
|
|
* @param string $string String.
|
|
* @param string $delimiter Delimeter.
|
|
* @return string
|
|
*/
|
|
public static function preg_quote( $string, $delimiter = '~' ) {
|
|
$string = preg_quote( $string, $delimiter );
|
|
$string = strtr(
|
|
$string,
|
|
array( ' ' => '\ ' )
|
|
);
|
|
|
|
return $string;
|
|
}
|
|
|
|
/**
|
|
* Returns true if zlib output compression is enabled otherwise false.
|
|
*
|
|
* @static
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function is_zlib_enabled() {
|
|
return self::to_boolean( ini_get( 'zlib.output_compression' ) );
|
|
}
|
|
|
|
/**
|
|
* Recursive strips slahes from the var.
|
|
*
|
|
* @static
|
|
*
|
|
* @param mixed $var Value.
|
|
* @return mixed
|
|
*/
|
|
public static function stripslashes( $var ) {
|
|
if ( is_string( $var ) ) {
|
|
return stripslashes( $var );
|
|
} elseif ( is_array( $var ) ) {
|
|
$var = array_map( array( '\W3TC\Util_Environment', 'stripslashes' ), $var );
|
|
}
|
|
|
|
return $var;
|
|
}
|
|
|
|
/**
|
|
* Checks if post should be flushed or not. Returns true if it should not be flushed.
|
|
*
|
|
* @static
|
|
*
|
|
* @param object $post Post object.
|
|
* @param string $module Which cache module to check against (pgcache, varnish, dbcache or objectcache).
|
|
* @param Config $config Config.
|
|
* @return bool
|
|
*/
|
|
public static function is_flushable_post( $post, $module, $config ) {
|
|
if ( is_numeric( $post ) ) {
|
|
$post = get_post( $post );
|
|
}
|
|
|
|
$post_status = array( 'publish' );
|
|
|
|
/**
|
|
* Dont flush when we have post "attachment"
|
|
* its child of the post and is flushed always when post is published, while not changed in fact.
|
|
*/
|
|
$post_type = array( 'revision', 'attachment' );
|
|
switch ( $module ) {
|
|
case 'pgcache':
|
|
case 'varnish':
|
|
case 'posts': // Means html content of post pages.
|
|
if ( ! $config->get_boolean( 'pgcache.reject.logged' ) ) {
|
|
$post_status[] = 'private';
|
|
}
|
|
break;
|
|
case 'dbcache':
|
|
if ( ! $config->get_boolean( 'dbcache.reject.logged' ) ) {
|
|
$post_status[] = 'private';
|
|
}
|
|
break;
|
|
}
|
|
|
|
$flushable = is_object( $post ) && ! in_array( $post->post_type, $post_type, true ) && in_array( $post->post_status, $post_status, true );
|
|
|
|
return apply_filters( 'w3tc_flushable_post', $flushable, $post, $module );
|
|
}
|
|
|
|
/**
|
|
* Checks if post belongs to a custom post type.
|
|
*
|
|
* @since 2.1.7
|
|
* @static
|
|
*
|
|
* @param object $post Post object.
|
|
* @return bool
|
|
*/
|
|
public static function is_custom_post_type( $post ) {
|
|
$post_type = get_post_type_object( $post->post_type );
|
|
|
|
// post type not found belongs to default post type(s).
|
|
if ( empty( $post_type ) ) {
|
|
return false;
|
|
}
|
|
|
|
// check if custom.
|
|
if ( false === $post_type->_builtin ) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Converts value to boolean.
|
|
*
|
|
* @static
|
|
*
|
|
* @param mixed $value Value.
|
|
* @return bool
|
|
*/
|
|
public static function to_boolean( $value ) {
|
|
if ( is_string( $value ) ) {
|
|
switch ( strtolower( $value ) ) {
|
|
case '+':
|
|
case '1':
|
|
case 'y':
|
|
case 'on':
|
|
case 'yes':
|
|
case 'true':
|
|
case 'enabled':
|
|
return true;
|
|
|
|
case '-':
|
|
case '0':
|
|
case 'n':
|
|
case 'no':
|
|
case 'off':
|
|
case 'false':
|
|
case 'disabled':
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return (boolean) $value;
|
|
}
|
|
|
|
/**
|
|
* Returns the apache, nginx version.
|
|
*
|
|
* @static
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function get_server_version() {
|
|
$sig = explode(
|
|
'/',
|
|
isset( $_SERVER['SERVER_SOFTWARE'] ) ?
|
|
htmlspecialchars( stripslashes( $_SERVER['SERVER_SOFTWARE'] ) ) : '' // phpcs:ignore
|
|
);
|
|
$temp = isset( $sig[1] ) ? explode( ' ', $sig[1] ) : array( '0' );
|
|
$version = $temp[0];
|
|
|
|
return $version;
|
|
}
|
|
|
|
/**
|
|
* Checks if current request is REST REQUEST.
|
|
*
|
|
* @static
|
|
*/
|
|
public static function is_rest_request( $url ) {
|
|
if ( defined( 'REST_REQUEST' ) && REST_REQUEST )
|
|
return true;
|
|
|
|
// in case when called before constant is set
|
|
// wp filters are not available in that case
|
|
return preg_match( '~' . W3TC_WP_JSON_URI . '~', $url );
|
|
}
|
|
|
|
/**
|
|
* Reset microcache.
|
|
*
|
|
* @static
|
|
*/
|
|
public static function reset_microcache() {
|
|
global $w3_current_blog_id;
|
|
$w3_current_blog_id = null;
|
|
|
|
self::$is_using_master_config = null;
|
|
}
|
|
|
|
/**
|
|
* Removes blank lines, trim values, removes duplicates, and sorts array.
|
|
*
|
|
* @since 2.4.3
|
|
*
|
|
* @param array $values Array of values.
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function clean_array( $values ) {
|
|
if ( ! empty( $values ) && is_array( $values ) ) {
|
|
$values = array_unique(
|
|
array_filter(
|
|
array_map(
|
|
'trim',
|
|
$values
|
|
),
|
|
'strlen'
|
|
)
|
|
);
|
|
sort( $values );
|
|
}
|
|
|
|
return $values;
|
|
}
|
|
|
|
/**
|
|
* Parses textarea setting value from string to array.
|
|
*
|
|
* @since 2.4.3
|
|
*
|
|
* @param string $value Value.
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function textarea_to_array( $value ) {
|
|
$values_array = array();
|
|
|
|
if ( ! empty( $value ) ) {
|
|
$values_array = self::clean_array(
|
|
preg_split(
|
|
'/\R/',
|
|
$value,
|
|
0,
|
|
PREG_SPLIT_NO_EMPTY
|
|
)
|
|
);
|
|
}
|
|
|
|
return $values_array;
|
|
}
|
|
}
|