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Diffstat (limited to 'plugins/jetpack/modules/photon-cdn.php')
| -rw-r--r-- | plugins/jetpack/modules/photon-cdn.php | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/plugins/jetpack/modules/photon-cdn.php b/plugins/jetpack/modules/photon-cdn.php deleted file mode 100644 index ecf0288c..00000000 --- a/plugins/jetpack/modules/photon-cdn.php +++ /dev/null @@ -1,298 +0,0 @@ -<?php -/** - * Module Name: Asset CDN - * Module Description: Jetpack’s Site Accelerator loads your site faster by optimizing your images and serving your images and static files from our global network of servers. - * Sort Order: 26 - * Recommendation Order: 1 - * First Introduced: 6.6 - * Requires Connection: No - * Auto Activate: No - * Module Tags: Photos and Videos, Appearance, Recommended - * Feature: Recommended, Appearance, Jumpstart - * Additional Search Queries: site accelerator, accelerate, static, assets, javascript, css, files, performance, cdn, bandwidth, content delivery network, pagespeed, combine js, optimize css - */ - -$GLOBALS['concatenate_scripts'] = false; - -Jetpack::dns_prefetch( array( - '//c0.wp.com', -) ); - -class Jetpack_Photon_Static_Assets_CDN { - const CDN = 'https://c0.wp.com/'; - - /** - * Sets up action handlers needed for Jetpack CDN. - */ - public static function go() { - add_action( 'wp_print_scripts', array( __CLASS__, 'cdnize_assets' ) ); - add_action( 'wp_print_styles', array( __CLASS__, 'cdnize_assets' ) ); - add_action( 'admin_print_scripts', array( __CLASS__, 'cdnize_assets' ) ); - add_action( 'admin_print_styles', array( __CLASS__, 'cdnize_assets' ) ); - add_action( 'wp_footer', array( __CLASS__, 'cdnize_assets' ) ); - add_filter( 'load_script_textdomain_relative_path', array( __CLASS__, 'fix_script_relative_path' ), 10, 2 ); - } - - /** - * Sets up CDN URLs for assets that are enqueued by the WordPress Core. - */ - public static function cdnize_assets() { - global $wp_scripts, $wp_styles, $wp_version; - - /* - * Short-circuit if AMP since not relevant as custom JS is not allowed and CSS is inlined. - * Note that it is not suitable to use the jetpack_force_disable_site_accelerator filter for this - * because it will be applied before the wp action, which is the point at which the queried object - * is available and we know whether the response will be AMP or not. This is particularly important - * for AMP-first (native AMP) pages where there are no AMP-specific URLs. - */ - if ( Jetpack_AMP_Support::is_amp_request() ) { - return; - } - - /** - * Filters Jetpack CDN's Core version number and locale. Can be used to override the values - * that Jetpack uses to retrieve assets. Expects the values to be returned in an array. - * - * @module photon-cdn - * - * @since 6.6.0 - * - * @param array $values array( $version = core assets version, i.e. 4.9.8, $locale = desired locale ) - */ - list( $version, $locale ) = apply_filters( - 'jetpack_cdn_core_version_and_locale', - array( $wp_version, get_locale() ) - ); - - if ( self::is_public_version( $version ) ) { - $site_url = trailingslashit( site_url() ); - foreach ( $wp_scripts->registered as $handle => $thing ) { - if ( wp_startswith( $thing->src, self::CDN ) ) { - continue; - } - $src = ltrim( str_replace( $site_url, '', $thing->src ), '/' ); - if ( self::is_js_or_css_file( $src ) && in_array( substr( $src, 0, 9 ), array( 'wp-admin/', 'wp-includ' ) ) ) { - $wp_scripts->registered[ $handle ]->src = sprintf( self::CDN . 'c/%1$s/%2$s', $version, $src ); - $wp_scripts->registered[ $handle ]->ver = null; - } - } - foreach ( $wp_styles->registered as $handle => $thing ) { - if ( wp_startswith( $thing->src, self::CDN ) ) { - continue; - } - $src = ltrim( str_replace( $site_url, '', $thing->src ), '/' ); - if ( self::is_js_or_css_file( $src ) && in_array( substr( $src, 0, 9 ), array( 'wp-admin/', 'wp-includ' ) ) ) { - $wp_styles->registered[ $handle ]->src = sprintf( self::CDN . 'c/%1$s/%2$s', $version, $src ); - $wp_styles->registered[ $handle ]->ver = null; - } - } - } - - self::cdnize_plugin_assets( 'jetpack', JETPACK__VERSION ); - if ( class_exists( 'WooCommerce' ) ) { - self::cdnize_plugin_assets( 'woocommerce', WC_VERSION ); - } - } - - /** - * Ensure use of the correct relative path when determining the JavaScript file names. - * - * @param string $relative The relative path of the script. False if it could not be determined. - * @param string $src The full source url of the script. - * @return string The expected relative path for the CDN-ed URL. - */ - public static function fix_script_relative_path( $relative, $src ) { - - // Note relevant in AMP responses. See note above. - if ( Jetpack_AMP_Support::is_amp_request() ) { - return $relative; - } - - $strpos = strpos( $src, '/wp-includes/' ); - - // We only treat URLs that have wp-includes in them. Cases like language textdomains - // can also use this filter, they don't need to be touched because they are local paths. - if ( false === $strpos ) { - return $relative; - } - return substr( $src, 1 + $strpos ); - } - - /** - * Sets up CDN URLs for supported plugin assets. - * - * @param String $plugin_slug plugin slug string. - * @param String $current_version plugin version string. - * @return null|bool - */ - public static function cdnize_plugin_assets( $plugin_slug, $current_version ) { - global $wp_scripts, $wp_styles; - - /** - * Filters Jetpack CDN's plugin slug and version number. Can be used to override the values - * that Jetpack uses to retrieve assets. For example, when testing a development version of Jetpack - * the assets are not yet published, so you may need to override the version value to either - * trunk, or the latest available version. Expects the values to be returned in an array. - * - * @module photon-cdn - * - * @since 6.6.0 - * - * @param array $values array( $slug = the plugin repository slug, i.e. jetpack, $version = the plugin version, i.e. 6.6 ) - */ - list( $plugin_slug, $current_version ) = apply_filters( - 'jetpack_cdn_plugin_slug_and_version', - array( $plugin_slug, $current_version ) - ); - - $assets = self::get_plugin_assets( $plugin_slug, $current_version ); - $plugin_directory_url = plugins_url() . '/' . $plugin_slug . '/'; - - if ( is_wp_error( $assets ) || ! is_array( $assets ) ) { - return false; - } - - foreach ( $wp_scripts->registered as $handle => $thing ) { - if ( wp_startswith( $thing->src, self::CDN ) ) { - continue; - } - if ( wp_startswith( $thing->src, $plugin_directory_url ) ) { - $local_path = substr( $thing->src, strlen( $plugin_directory_url ) ); - if ( in_array( $local_path, $assets, true ) ) { - $wp_scripts->registered[ $handle ]->src = sprintf( self::CDN . 'p/%1$s/%2$s/%3$s', $plugin_slug, $current_version, $local_path ); - $wp_scripts->registered[ $handle ]->ver = null; - } - } - } - foreach ( $wp_styles->registered as $handle => $thing ) { - if ( wp_startswith( $thing->src, self::CDN ) ) { - continue; - } - if ( wp_startswith( $thing->src, $plugin_directory_url ) ) { - $local_path = substr( $thing->src, strlen( $plugin_directory_url ) ); - if ( in_array( $local_path, $assets, true ) ) { - $wp_styles->registered[ $handle ]->src = sprintf( self::CDN . 'p/%1$s/%2$s/%3$s', $plugin_slug, $current_version, $local_path ); - $wp_styles->registered[ $handle ]->ver = null; - } - } - } - } - - /** - * Returns cdn-able assets for a given plugin. - * - * @param string $plugin plugin slug string. - * @param string $version plugin version number string. - * @return array|bool Will return false if not a public version. - */ - public static function get_plugin_assets( $plugin, $version ) { - if ( 'jetpack' === $plugin && JETPACK__VERSION === $version ) { - if ( ! self::is_public_version( $version ) ) { - return false; - } - - $assets = array(); // The variable will be redefined in the included file. - - include JETPACK__PLUGIN_DIR . 'modules/photon-cdn/jetpack-manifest.php'; - return $assets; - } - - /** - * Used for other plugins to provide their bundled assets via filter to - * prevent the need of storing them in an option or an external api request - * to w.org. - * - * @module photon-cdn - * - * @since 6.6.0 - * - * @param array $assets The assets array for the plugin. - * @param string $version The version of the plugin being requested. - */ - $assets = apply_filters( "jetpack_cdn_plugin_assets-{$plugin}", null, $version ); - if ( is_array( $assets ) ) { - return $assets; - } - - if ( ! self::is_public_version( $version ) ) { - return false; - } - - $cache = Jetpack_Options::get_option( 'static_asset_cdn_files', array() ); - if ( isset( $cache[ $plugin ][ $version ] ) ) { - if ( is_array( $cache[ $plugin ][ $version ] ) ) { - return $cache[ $plugin ][ $version ]; - } - if ( is_numeric( $cache[ $plugin ][ $version ] ) ) { - // Cache an empty result for up to 24h. - if ( intval( $cache[ $plugin ][ $version ] ) + DAY_IN_SECONDS > time() ) { - return array(); - } - } - } - - $url = sprintf( 'http://downloads.wordpress.org/plugin-checksums/%s/%s.json', $plugin, $version ); - - if ( wp_http_supports( array( 'ssl' ) ) ) { - $url = set_url_scheme( $url, 'https' ); - } - - $response = wp_remote_get( $url ); - - $body = trim( wp_remote_retrieve_body( $response ) ); - $body = json_decode( $body, true ); - - $return = time(); - if ( is_array( $body ) ) { - $return = array_filter( array_keys( $body['files'] ), array( __CLASS__, 'is_js_or_css_file' ) ); - } - - $cache[ $plugin ] = array(); - $cache[ $plugin ][ $version ] = $return; - Jetpack_Options::update_option( 'static_asset_cdn_files', $cache, true ); - - return $return; - } - - /** - * Checks a path whether it is a JS or CSS file. - * - * @param String $path file path. - * @return Boolean whether the file is a JS or CSS. - */ - public static function is_js_or_css_file( $path ) { - return ( false === strpos( $path, '?' ) ) && in_array( substr( $path, -3 ), array( 'css', '.js' ), true ); - } - - /** - * Checks whether the version string indicates a production version. - * - * @param String $version the version string. - * @param Boolean $include_beta_and_rc whether to count beta and RC versions as production. - * @return Boolean - */ - public static function is_public_version( $version, $include_beta_and_rc = false ) { - if ( preg_match( '/^\d+(\.\d+)+$/', $version ) ) { - // matches `1` `1.2` `1.2.3`. - return true; - } elseif ( $include_beta_and_rc && preg_match( '/^\d+(\.\d+)+(-(beta|rc|pressable)\d?)$/i', $version ) ) { - // matches `1.2.3` `1.2.3-beta` `1.2.3-pressable` `1.2.3-beta1` `1.2.3-rc` `1.2.3-rc2`. - return true; - } - // unrecognized version. - return false; - } -} -/** - * Allow plugins to short-circuit the Asset CDN, even when the module is on. - * - * @module photon-cdn - * - * @since 6.7.0 - * - * @param false bool Should the Asset CDN be blocked? False by default. - */ -if ( true !== apply_filters( 'jetpack_force_disable_site_accelerator', false ) ) { - Jetpack_Photon_Static_Assets_CDN::go(); -} |