1383 lines
37 KiB
PHP
1383 lines
37 KiB
PHP
<?php
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/**
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* File: Cdn_Plugin.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: Cdn_Plugin
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*
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* phpcs:disable PSR2.Classes.PropertyDeclaration.Underscore
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* phpcs:disable PSR2.Methods.MethodDeclaration.Underscore
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*/
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class Cdn_Plugin {
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/**
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* Reject reason.
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*
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* @var string
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*/
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private $cdn_reject_reason = '';
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/**
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* Config.
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*
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* @var Config
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*/
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private $_config = null;
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/**
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* Debug flag.
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*
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* @var bool
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*/
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private $_debug = false;
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/**
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* Attachements action.
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*
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* @var array
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*/
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private $_attachments_action = array();
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/**
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* Constructor.
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*/
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public function __construct() {
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$this->_config = Dispatcher::config();
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$this->_debug = $this->_config->get_boolean( 'cdn.debug' );
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}
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/**
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* Runs plugin
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*/
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public function run() {
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$cdn_engine = $this->_config->get_string( 'cdn.engine' );
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add_filter( 'cron_schedules', array( $this, 'cron_schedules' ) ); // phpcs:ignore WordPress.WP.CronInterval.ChangeDetected
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add_filter( 'w3tc_footer_comment', array( $this, 'w3tc_footer_comment' ) );
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if ( ! Cdn_Util::is_engine_mirror( $cdn_engine ) ) {
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add_action( 'w3_cdn_cron_queue_process', array( $this, 'cron_queue_process' ) );
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add_action( 'w3_cdn_cron_upload', array( $this, 'cron_upload' ) );
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add_action( 'switch_theme', array( $this, 'switch_theme' ) );
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add_filter( 'update_feedback', array( $this, 'update_feedback' ) );
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}
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$default_override = Cdn_Util::get_flush_manually_default_override( $cdn_engine );
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$flush_on_actions = ! $this->_config->get_boolean( 'cdn.flush_manually', $default_override );
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if ( $flush_on_actions ) {
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add_action( 'delete_attachment', array( $this, 'delete_attachment' ) );
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add_filter( 'wp_insert_attachment_data', array( $this, 'check_inserting_new_attachment' ), 10, 2 );
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add_filter( 'update_attached_file', array( $this, 'update_attached_file' ) );
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add_filter( 'wp_update_attachment_metadata', array( $this, 'update_attachment_metadata' ) );
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}
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add_filter( 'w3tc_preflush_cdn_all', array( $this, 'w3tc_preflush_cdn_all' ), 10, 2 );
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add_filter( 'w3tc_admin_bar_menu', array( $this, 'w3tc_admin_bar_menu' ) );
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if ( is_admin() ) {
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add_filter( 'w3tc_module_is_running-cdn', array( $this, 'cdn_is_running' ) );
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}
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if ( ! is_admin() || $this->_config->get_boolean( 'cdn.admin.media_library' ) ) {
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add_filter( 'wp_prepare_attachment_for_js', array( $this, 'wp_prepare_attachment_for_js' ), 0 );
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}
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// Start rewrite engine.
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if ( $this->can_cdn() ) {
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Util_Bus::add_ob_callback( 'cdn', array( $this, 'ob_callback' ) );
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}
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if ( is_admin() && Cdn_Util::can_purge( $cdn_engine ) ) {
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add_filter( 'media_row_actions', array( $this, 'media_row_actions' ), 0, 2 );
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}
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add_filter( 'w3tc_minify_http2_preload_url', array( $this, 'w3tc_minify_http2_preload_url' ), 3000 );
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}
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/**
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* Instantiates worker with admin functionality on demand
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*
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* @return Cdn_Core_Admin
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*/
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public function get_admin() {
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return Dispatcher::component( 'Cdn_Core_Admin' );
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}
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/**
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* Cron queue process event
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*/
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public function cron_queue_process() {
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$queue_limit = $this->_config->get_integer( 'cdn.queue.limit' );
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return $this->get_admin()->queue_process( $queue_limit );
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}
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/**
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* Cron upload event
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*/
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public function cron_upload() {
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$files = $this->get_files();
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$upload = array();
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$results = array();
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$common = Dispatcher::component( 'Cdn_Core' );
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foreach ( $files as $file ) {
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$local_path = $common->docroot_filename_to_absolute_path( $file );
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$remote_path = $common->uri_to_cdn_uri( $common->docroot_filename_to_uri( $file ) );
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$upload[] = $common->build_file_descriptor( $local_path, $remote_path );
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}
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$common->upload( $upload, true, $results );
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}
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/**
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* Check attachement insert
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*
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* @param array $data Attachement processed data.
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* @param array $postarr Attachement un-processed data.
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*
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* @return array
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*/
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public function check_inserting_new_attachment( $data, $postarr ) {
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$this->_attachments_action[ $postarr['file'] ] = empty( $postarr['ID'] ) ? 'insert' : 'update';
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return $data;
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}
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/**
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* Preflush CDN.
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*
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* @param bool $do_flush Flush flag.
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* @param array $extras Extras.
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*
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* @return bool
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*/
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public function w3tc_preflush_cdn_all( $do_flush, $extras = array() ) {
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$default_override = Cdn_Util::get_flush_manually_default_override( $this->_config->get_string( 'cdn.engine' ) );
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if ( $this->_config->get_boolean( 'cdn.flush_manually', $default_override ) ) {
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if ( ! isset( $extras['ui_action'] ) ) {
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$do_flush = false;
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}
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}
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return $do_flush;
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}
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/**
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* Update attachment file
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*
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* Upload _wp_attached_file
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*
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* @param string $attached_file Attchement file path.
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*
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* @return string
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*/
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public function update_attached_file( $attached_file ) {
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$common = Dispatcher::component( 'Cdn_Core' );
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$files = $common->get_files_for_upload( $attached_file );
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$files = apply_filters( 'w3tc_cdn_update_attachment', $files );
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$results = array();
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$cdn_engine = $this->_config->get_string( 'cdn.engine' );
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if ( Cdn_Util::is_engine_mirror( $cdn_engine ) ) {
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if ( ! array_key_exists( $attached_file, $this->_attachments_action ) || 'update' === $this->_attachments_action[ $attached_file ] ) {
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$common->purge( $files, $results );
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}
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} else {
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$common->upload( $files, true, $results );
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}
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return $attached_file;
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}
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/**
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* On attachment delete action
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*
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* Delete _wp_attached_file, _wp_attachment_metadata, _wp_attachment_backup_sizes
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*
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* @param integer $attachment_id Attchement ID.
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*/
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public function delete_attachment( $attachment_id ) {
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$common = Dispatcher::component( 'Cdn_Core' );
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$files = $common->get_attachment_files( $attachment_id );
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$files = apply_filters( 'w3tc_cdn_delete_attachment', $files );
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$results = array();
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$cdn_engine = $this->_config->get_string( 'cdn.engine' );
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if ( Cdn_Util::is_engine_mirror( $cdn_engine ) ) {
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$common->purge( $files, $results );
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} else {
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$common->delete( $files, true, $results );
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}
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}
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/**
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* Update attachment metadata filter
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*
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* Upload _wp_attachment_metadata
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*
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* @param array $metadata Metadata.
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*
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* @return array
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*/
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public function update_attachment_metadata( $metadata ) {
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$common = Dispatcher::component( 'Cdn_Core' );
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$files = $common->get_metadata_files( $metadata );
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$files = apply_filters( 'w3tc_cdn_update_attachment_metadata', $files );
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$results = array();
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$cdn_engine = $this->_config->get_string( 'cdn.engine' );
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if ( Cdn_Util::is_engine_mirror( $cdn_engine ) ) {
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if ( $this->_config->get_boolean( 'cdn.uploads.enable' ) ) {
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$common->purge( $files, $results );
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}
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} else {
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$common->upload( $files, true, $results );
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}
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return $metadata;
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}
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/**
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* Cron schedules filter
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*
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* @param array $schedules Schedules.
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*
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* @return array
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*/
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public function cron_schedules( $schedules ) {
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$c = $this->_config;
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if ( $c->get_boolean( 'cdn.enabled' ) && ! Cdn_Util::is_engine_mirror( $c->get_string( 'cdn.engine' ) ) ) {
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$queue_interval = $c->get_integer( 'cdn.queue.interval' );
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$schedules['w3_cdn_cron_queue_process'] = array(
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'interval' => $queue_interval,
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'display' => sprintf(
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// translators: 1 queue interval value.
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__(
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'[W3TC] CDN queue process (every %1$d seconds)',
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'w3-total-cache'
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),
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$queue_interval
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),
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);
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}
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if ( $c->get_boolean( 'cdn.enabled' ) &&
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$c->get_boolean( 'cdn.autoupload.enabled' ) &&
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! Cdn_Util::is_engine_mirror( $c->get_string( 'cdn.engine' ) ) ) {
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$autoupload_interval = $c->get_integer( 'cdn.autoupload.interval' );
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$schedules['w3_cdn_cron_upload'] = array(
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'interval' => $autoupload_interval,
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'display' => sprintf(
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// translators: 1 queue interval value.
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__(
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'[W3TC] CDN auto upload (every %1$d seconds)',
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'w3-total-cache'
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),
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$autoupload_interval
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),
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);
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}
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return $schedules;
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}
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/**
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* Switch theme action.
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*/
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public function switch_theme() {
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$state = Dispatcher::config_state();
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$state->set( 'cdn.show_note_theme_changed', true );
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$state->save();
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}
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/**
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* WP Upgrade action hack.
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*
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* @param string $message Message.
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*/
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public function update_feedback( $message ) {
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if ( 'Upgrading database' === $message ) {
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$state = Dispatcher::config_state();
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$state->set( 'cdn.show_note_wp_upgraded', true );
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$state->save();
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}
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}
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/**
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* OB Callback.
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*
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* @param string $buffer Buffer.
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*
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* @return string
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*/
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public function ob_callback( $buffer ) {
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if ( '' !== $buffer && Util_Content::is_html_xml( $buffer ) ) {
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if ( $this->can_cdn2( $buffer ) ) {
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$srcset_helper = new _Cdn_Plugin_ContentFilter();
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$buffer = $srcset_helper->replace_all_links( $buffer );
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if ( $this->_debug ) {
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$replaced_urls = $srcset_helper->get_replaced_urls();
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$buffer = $this->w3tc_footer_comment_after( $buffer, $replaced_urls );
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}
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}
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}
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return $buffer;
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}
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/**
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* Returns array of files to upload.
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*
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* @return array
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*/
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public function get_files() {
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$files = array();
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if ( $this->_config->get_boolean( 'cdn.includes.enable' ) ) {
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$files = array_merge( $files, $this->get_files_includes() );
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}
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if ( $this->_config->get_boolean( 'cdn.theme.enable' ) ) {
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$files = array_merge( $files, $this->get_files_theme() );
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}
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if ( $this->_config->get_boolean( 'cdn.minify.enable' ) ) {
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$files = array_merge( $files, $this->get_files_minify() );
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}
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if ( $this->_config->get_boolean( 'cdn.custom.enable' ) ) {
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$files = array_merge( $files, $this->get_files_custom() );
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}
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return $files;
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}
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/**
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* Exports includes to CDN
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*
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* @return array
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*/
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public function get_files_includes() {
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$includes_root = Util_Environment::normalize_path( ABSPATH . WPINC );
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$doc_root = Util_Environment::normalize_path( Util_Environment::document_root() );
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$includes_path = ltrim( str_replace( $doc_root, '', $includes_root ), '/' );
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$files = Cdn_Util::search_files(
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$includes_root,
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$includes_path,
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$this->_config->get_string( 'cdn.includes.files' )
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);
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return $files;
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}
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/**
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* Exports theme to CDN
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*
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* @return array
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*/
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public function get_files_theme() {
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// If mobile or referrer support enabled we should upload whole themes directory.
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if ( $this->_config->get_boolean( 'mobile.enabled' ) || $this->_config->get_boolean( 'referrer.enabled' ) ) {
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$themes_root = get_theme_root();
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} else {
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$themes_root = get_stylesheet_directory();
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}
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$themes_root = Util_Environment::normalize_path( $themes_root );
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$themes_path = ltrim( str_replace( Util_Environment::normalize_path( Util_Environment::document_root() ), '', $themes_root ), '/' );
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$files = Cdn_Util::search_files(
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$themes_root,
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$themes_path,
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$this->_config->get_string( 'cdn.theme.files' )
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);
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return $files;
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}
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/**
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* Exports min files to CDN.
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*
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* @return array
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*/
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public function get_files_minify() {
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$files = array();
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if ( $this->_config->get_boolean( 'minify.rewrite' ) &&
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Util_Rule::can_check_rules() &&
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(
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! $this->_config->get_boolean( 'minify.auto' ) ||
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Cdn_Util::is_engine_mirror( $this->_config->get_string( 'cdn.engine' ) )
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) ) {
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$minify = Dispatcher::component( 'Minify_Plugin' );
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$document_root = Util_Environment::normalize_path( Util_Environment::document_root() );
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$minify_root = Util_Environment::normalize_path( Util_Environment::cache_blog_dir( 'minify' ) );
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$minify_path = ltrim( str_replace( $document_root, '', $minify_root ), '/' );
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$urls = $minify->get_urls();
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// In WPMU + network admin (this code used for minify manual only)
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// common minify files are stored under context of main blog (i.e. 1)
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// but have urls of 0 blog, so download has to be used.
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if ( 'file' === $this->_config->get_string( 'minify.engine' ) && ! ( Util_Environment::is_wpmu() && is_network_admin() ) ) {
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foreach ( $urls as $url ) {
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Util_Http::get( $url );
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}
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$files = Cdn_Util::search_files(
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$minify_root,
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$minify_path,
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'*.css;*.js'
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);
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} else {
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foreach ( $urls as $url ) {
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$file = Util_Environment::normalize_file_minify( $url );
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if ( ! Util_Environment::is_url( $file ) ) {
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$file = $document_root . '/' . $file;
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$file = ltrim( str_replace( $minify_root, '', $file ), '/' );
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$dir = dirname( $file );
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if ( $dir ) {
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Util_File::mkdir( $dir, 0777, $minify_root );
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}
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if ( Util_Http::download( $url, $minify_root . '/' . $file ) !== false ) {
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$files[] = $minify_path . '/' . $file;
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}
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}
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}
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}
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}
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return $files;
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}
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|
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/**
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* Exports custom files to CDN
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*
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* @return array
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*/
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public function get_files_custom() {
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$files = array();
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$document_root = Util_Environment::normalize_path( Util_Environment::document_root() );
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$custom_files = $this->_config->get_array( 'cdn.custom.files' );
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$custom_files = array_map( array( '\W3TC\Util_Environment', 'parse_path' ), $custom_files );
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$site_root = Util_Environment::normalize_path( Util_Environment::site_root() );
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$path = Util_Environment::site_url_uri();
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$site_root_dir = str_replace( $document_root, '', $site_root );
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if ( strstr( WP_CONTENT_DIR, Util_Environment::site_root() ) === false ) {
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$site_root = Util_Environment::normalize_path( Util_Environment::document_root() );
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$path = '';
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}
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$content_path = trim( str_replace( WP_CONTENT_DIR, '', $site_root ), '/\\' );
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foreach ( $custom_files as $custom_file ) {
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if ( '' !== $custom_file ) {
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$custom_file = Cdn_Util::replace_folder_placeholders( $custom_file );
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$custom_file = Util_Environment::normalize_file( $custom_file );
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$dir = trim( dirname( $custom_file ), '/\\' );
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$rel_path = $dir;
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if ( strpos( $dir, '<currentblog>' ) !== false ) {
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$dir = str_replace( '<currentblog>', 'blogs.dir/' . Util_Environment::blog_id(), $dir );
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$rel_path = $dir;
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}
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if ( '.' === $dir ) {
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$dir = '';
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$rel_path = $dir;
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}
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$mask = basename( $custom_file );
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$files = array_merge(
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$files,
|
|
Cdn_Util::search_files(
|
|
$document_root . '/' . $dir,
|
|
$rel_path,
|
|
$mask
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* Check if we can do CDN logic
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function can_cdn() {
|
|
// Skip if admin.
|
|
if ( defined( 'WP_ADMIN' ) ) {
|
|
$this->cdn_reject_reason = esc_html__( 'wp-admin', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
// Check for WPMU's and WP's 3.0 short init.
|
|
if ( defined( 'SHORTINIT' ) && SHORTINIT ) {
|
|
$this->cdn_reject_reason = esc_html__( 'Short init', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
// Check User agent.
|
|
if ( ! $this->check_ua() ) {
|
|
$this->cdn_reject_reason = esc_html__( 'user agent is rejected', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
// Check request URI.
|
|
if ( ! $this->_check_request_uri() ) {
|
|
$this->cdn_reject_reason = esc_html__( 'request URI is rejected', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
// Do not replace urls if SSL and SSL support is do not replace.
|
|
if ( Util_Environment::is_https() && $this->_config->get_boolean( 'cdn.reject.ssl' ) ) {
|
|
$this->cdn_reject_reason = esc_html__( 'SSL is rejected', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Returns true if we can do CDN logic
|
|
*
|
|
* @param unknown $buffer Buffer.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function can_cdn2( $buffer ) {
|
|
// Check for DONOTCDN constant.
|
|
if ( defined( 'DONOTCDN' ) && DONOTCDN ) {
|
|
$this->cdn_reject_reason = esc_html__( 'DONOTCDN constant is defined', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
// Check logged users roles.
|
|
if ( $this->_config->get_boolean( 'cdn.reject.logged_roles' ) && ! $this->_check_logged_in_role_allowed() ) {
|
|
$this->cdn_reject_reason = esc_html__( 'logged in role is rejected', 'w3-total-cache' );
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Checks User Agent.
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function check_ua() {
|
|
$uas = array_merge(
|
|
$this->_config->get_array( 'cdn.reject.ua' ),
|
|
array( W3TC_POWERED_BY )
|
|
);
|
|
|
|
foreach ( $uas as $ua ) {
|
|
if ( ! empty( $ua ) ) {
|
|
if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && stristr( sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ), $ua ) !== false ) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Checks request URI.
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function _check_request_uri() {
|
|
$reject_uri = $this->_config->get_array( 'cdn.reject.uri' );
|
|
$reject_uri = array_map( array( '\W3TC\Util_Environment', 'parse_path' ), $reject_uri );
|
|
|
|
foreach ( $reject_uri as $expr ) {
|
|
$expr = trim( $expr );
|
|
$expr = str_replace( '~', '\~', $expr );
|
|
|
|
if ( '' !== $expr && preg_match( '~' . $expr . '~i', isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '' ) ) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ( Util_Request::get_string( 'wp_customize' ) ) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
/**
|
|
* Check if logged in user role is allwed to use CDN
|
|
*
|
|
* @return boolean
|
|
*/
|
|
private function _check_logged_in_role_allowed() {
|
|
$current_user = wp_get_current_user();
|
|
|
|
if ( ! is_user_logged_in() ) {
|
|
return true;
|
|
}
|
|
|
|
$roles = $this->_config->get_array( 'cdn.reject.roles' );
|
|
|
|
if ( empty( $roles ) || empty( $current_user->roles ) || ! is_array( $current_user->roles ) ) {
|
|
return true;
|
|
}
|
|
|
|
foreach ( $current_user->roles as $role ) {
|
|
if ( in_array( $role, $roles, true ) ) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Media row actions filter.
|
|
*
|
|
* @param array $actions Actions.
|
|
* @param object $post Post.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function media_row_actions( $actions, $post ) {
|
|
return $this->get_admin()->media_row_actions( $actions, $post );
|
|
}
|
|
|
|
/**
|
|
* Get CDN running status.
|
|
*
|
|
* @param unknown $current_state Current state.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function cdn_is_running( $current_state ) {
|
|
$admin = $this->get_admin();
|
|
return $admin->is_running();
|
|
}
|
|
|
|
/**
|
|
* Change canonical header
|
|
*/
|
|
public function change_canonical_header() {
|
|
$admin = $this->get_admin();
|
|
$admin->change_canonical_header();
|
|
}
|
|
|
|
/**
|
|
* Adjusts attachment urls to cdn. This is for those who rely on wp_prepare_attachment_for_js().
|
|
*
|
|
* @param array $response Mixed collection of data about the attachment object.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function wp_prepare_attachment_for_js( $response ) {
|
|
$response['url'] = $this->wp_prepare_attachment_for_js_url( $response['url'] );
|
|
$response['link'] = $this->wp_prepare_attachment_for_js_url( $response['link'] );
|
|
|
|
if ( ! empty( $response['sizes'] ) ) {
|
|
foreach ( $response['sizes'] as $size => &$data ) {
|
|
$data['url'] = $this->wp_prepare_attachment_for_js_url( $data['url'] );
|
|
}
|
|
}
|
|
|
|
return $response;
|
|
}
|
|
|
|
/**
|
|
* An attachment's local url to modify into a cdn url.
|
|
*
|
|
* @param string $url the local url to modify.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function wp_prepare_attachment_for_js_url( $url ) {
|
|
$url = trim( $url );
|
|
if ( ! empty( $url ) ) {
|
|
$parsed = wp_parse_url( $url );
|
|
$uri = ( isset( $parsed['path'] ) ? $parsed['path'] : '/' ) .
|
|
( isset( $parsed['query'] ) ? '?' . $parsed['query'] : '' );
|
|
|
|
$wp_upload_dir = wp_upload_dir();
|
|
$upload_base_url = $wp_upload_dir['baseurl'];
|
|
|
|
if ( substr( $url, 0, strlen( $upload_base_url ) ) === $upload_base_url ) {
|
|
$common = Dispatcher::component( 'Cdn_Core' );
|
|
$new_url = $common->url_to_cdn_url( $url, $uri );
|
|
if ( ! is_null( $new_url ) ) {
|
|
$url = $new_url;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Mutate http/2 header links
|
|
*
|
|
* @param array $data Data.
|
|
*/
|
|
public function w3tc_minify_http2_preload_url( $data ) {
|
|
$url = $data['result_link'];
|
|
|
|
$url = trim( $url );
|
|
if ( empty( $url ) ) {
|
|
return $data;
|
|
}
|
|
|
|
$parsed = wp_parse_url( $url );
|
|
$uri = ( isset( $parsed['path'] ) ? $parsed['path'] : '/' ) .
|
|
( isset( $parsed['query'] ) ? '?' . $parsed['query'] : '' );
|
|
|
|
$common = Dispatcher::component( 'Cdn_Core' );
|
|
$new_url = $common->url_to_cdn_url( $url, $uri );
|
|
if ( is_null( $new_url ) ) {
|
|
return $data;
|
|
}
|
|
|
|
$data['result_link'] = $new_url;
|
|
|
|
// url_to_cdn_url processed by browsercache internally.
|
|
$data['browsercache_processed'] = '*';
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Get admin bar menu items.
|
|
*
|
|
* @param array $menu_items Menu items.
|
|
*/
|
|
public function w3tc_admin_bar_menu( $menu_items ) {
|
|
$cdn_engine = $this->_config->get_string( 'cdn.engine' );
|
|
|
|
if ( Cdn_Util::can_purge_all( $cdn_engine ) ) {
|
|
$menu_items['20710.cdn'] = array(
|
|
'id' => 'w3tc_cdn_flush_all',
|
|
'parent' => 'w3tc_flush',
|
|
'title' => __( 'CDN: All', 'w3-total-cache' ),
|
|
'href' => wp_nonce_url( admin_url( 'admin.php?page=w3tc_cdn&w3tc_flush_cdn' ), 'w3tc' ),
|
|
);
|
|
}
|
|
|
|
if ( Cdn_Util::can_purge( $cdn_engine ) ) {
|
|
$menu_items['20790.cdn'] = array(
|
|
'id' => 'w3tc_cdn_flush',
|
|
'parent' => 'w3tc_flush',
|
|
'title' => __( 'CDN: Manual Purge', 'w3-total-cache' ),
|
|
'href' => wp_nonce_url( admin_url( 'admin.php?page=w3tc_cdn&w3tc_cdn_purge' ), 'w3tc' ),
|
|
'meta' => array( 'onclick' => 'w3tc_popupadmin_bar(this.href); return false' ),
|
|
);
|
|
}
|
|
|
|
return $menu_items;
|
|
}
|
|
|
|
/**
|
|
* Add CDN mark to footer.
|
|
*
|
|
* @param array $strings Footer strings.
|
|
*/
|
|
public function w3tc_footer_comment( $strings ) {
|
|
$common = Dispatcher::component( 'Cdn_Core' );
|
|
$cdn = $common->get_cdn();
|
|
$via = $cdn->get_via();
|
|
|
|
$strings[] = sprintf(
|
|
// translators: 1 CDN engine name, 2 rejection reason.
|
|
__(
|
|
'Content Delivery Network via %1$s%2$s',
|
|
'w3-total-cache'
|
|
),
|
|
( $via ? $via : 'N/A' ),
|
|
( empty( $this->cdn_reject_reason ) ? '' : sprintf( ' (%s)', $this->cdn_reject_reason ) )
|
|
);
|
|
|
|
if ( $this->_debug ) {
|
|
$strings[] = '{w3tc_cdn_debug_info}';
|
|
}
|
|
|
|
return $strings;
|
|
}
|
|
|
|
/**
|
|
* Add after footer CDN mark.
|
|
*
|
|
* @param string $buffer Buffer.
|
|
* @param array $replaced_urls Replaced URLs.
|
|
*/
|
|
public function w3tc_footer_comment_after( $buffer, $replaced_urls ) {
|
|
$strings = array();
|
|
|
|
if ( is_array( $replaced_urls ) && count( $replaced_urls ) ) {
|
|
$strings[] = __( 'Replaced URLs for CDN:', 'w3-total-cache' );
|
|
|
|
foreach ( $replaced_urls as $old_url => $new_url ) {
|
|
$strings[] = sprintf(
|
|
'%1$s => %2$s',
|
|
Util_Content::escape_comment( $old_url ),
|
|
Util_Content::escape_comment( $new_url )
|
|
);
|
|
}
|
|
|
|
$strings[] = '';
|
|
}
|
|
|
|
$buffer = str_replace( '{w3tc_cdn_debug_info}', implode( "\n", $strings ), $buffer );
|
|
|
|
return $buffer;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Class: _Cdn_Plugin_ContentFilter
|
|
*
|
|
* phpcs:disable PSR2.Classes.PropertyDeclaration.Underscore
|
|
* phpcs:disable PSR2.Methods.MethodDeclaration.Underscore
|
|
*/
|
|
class _Cdn_Plugin_ContentFilter { // phpcs:ignore Generic.Classes.OpeningBraceSameLine.ContentAfterBrace, PEAR.NamingConventions.ValidClassName.StartWithCapital, Generic.Files.OneObjectStructurePerFile.MultipleFound
|
|
/**
|
|
* Regular expressions.
|
|
*
|
|
* @var array
|
|
*/
|
|
private $_regexps = array();
|
|
|
|
/**
|
|
* Placeholders.
|
|
*
|
|
* @var array
|
|
*/
|
|
private $_placeholders = array();
|
|
|
|
/**
|
|
* Config.
|
|
*
|
|
* @var Config
|
|
*/
|
|
private $_config;
|
|
|
|
/**
|
|
* Replaced URLs.
|
|
*
|
|
* @var array
|
|
*/
|
|
private $_replaced_urls = array();
|
|
|
|
/**
|
|
* If background uploading already scheduled
|
|
*
|
|
* @var boolean
|
|
*/
|
|
private static $_upload_scheduled = false;
|
|
|
|
/**
|
|
* Constructor.
|
|
*/
|
|
public function __construct() {
|
|
$this->_config = Dispatcher::config();
|
|
}
|
|
|
|
/**
|
|
* Replace all links.
|
|
*
|
|
* @param string $buffer Buffer.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function replace_all_links( $buffer ) {
|
|
$this->fill_regexps();
|
|
|
|
$srcset_pattern = '~srcset\s*=\s*[\"\'](.*?)[\"\']~';
|
|
$buffer = preg_replace_callback(
|
|
$srcset_pattern,
|
|
array( $this, '_srcset_replace_callback' ),
|
|
$buffer
|
|
);
|
|
|
|
foreach ( $this->_regexps as $regexp ) {
|
|
$buffer = preg_replace_callback(
|
|
$regexp,
|
|
array( $this, '_link_replace_callback' ),
|
|
$buffer
|
|
);
|
|
}
|
|
|
|
if ( $this->_config->get_boolean( 'cdn.minify.enable' ) ) {
|
|
if ( $this->_config->get_boolean( 'minify.auto' ) ) {
|
|
$minify_url_regexp = $this->minify_url_regexp( '/[a-zA-Z0-9-_]+\.(css|js)' );
|
|
|
|
if ( Cdn_Util::is_engine_mirror( $this->_config->get_string( 'cdn.engine' ) ) ) {
|
|
$processor = array( $this, '_link_replace_callback' );
|
|
} else {
|
|
$processor = array( $this, '_minify_auto_pushcdn_link_replace_callback' );
|
|
}
|
|
} else {
|
|
$minify_url_regexp = $this->minify_url_regexp( '/[a-z0-9]+\..+\.include(-(footer|body))?(-nb)?\.[a-f0-9]+\.(css|js)' );
|
|
$processor = array( $this, '_link_replace_callback' );
|
|
}
|
|
|
|
if ( ! empty( $minify_url_regexp ) ) {
|
|
$regexp = '~(["\'(=])\s*' . $minify_url_regexp . '~U';
|
|
$buffer = preg_replace_callback( $regexp, $processor, $buffer );
|
|
}
|
|
}
|
|
|
|
$buffer = $this->replace_placeholders( $buffer );
|
|
|
|
return $buffer;
|
|
}
|
|
|
|
/**
|
|
* Link replace callback.
|
|
*
|
|
* @param array $matches Matches.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function _link_replace_callback( $matches ) {
|
|
list( $match, $quote, $url, , , , $path ) = $matches;
|
|
|
|
$path = ltrim( $path, '/' );
|
|
$r = $this->_link_replace_callback_checks( $match, $quote, $url, $path );
|
|
if ( is_null( $r ) ) {
|
|
$r = $this->_link_replace_callback_ask_cdn( $match, $quote, $url, $path );
|
|
}
|
|
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Srcset replace callback.
|
|
*
|
|
* @param array $matches Matches.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function _srcset_replace_callback( $matches ) {
|
|
list( $match, $srcset ) = $matches;
|
|
|
|
if ( empty( $this->_regexps ) ) {
|
|
return $match;
|
|
}
|
|
|
|
$index = '%srcset-' . count( $this->_placeholders ) . '%';
|
|
|
|
$srcset_urls = explode( ',', $srcset );
|
|
$new_srcset_urls = array();
|
|
|
|
foreach ( $srcset_urls as $set ) {
|
|
preg_match( '~(?P<spaces>^\s*)(?P<url>\S+)(?P<rest>.*)~', $set, $parts );
|
|
if ( isset( $parts['url'] ) ) {
|
|
foreach ( $this->_regexps as $regexp ) {
|
|
$new_url = preg_replace_callback(
|
|
$regexp,
|
|
array(
|
|
$this,
|
|
'_link_replace_callback',
|
|
),
|
|
'"' . $parts['url'] . '">'
|
|
);
|
|
|
|
if ( '"' . $parts['url'] . '">' !== $new_url ) {
|
|
$parts['url'] = substr( $new_url, 1, -2 );
|
|
break;
|
|
}
|
|
}
|
|
$new_srcset_urls[] = $parts['spaces'] . $parts['url'] . $parts['rest'];
|
|
} else {
|
|
$new_srcset_urls[] = $set;
|
|
}
|
|
}
|
|
|
|
$this->_placeholders[ $index ] = implode( ',', $new_srcset_urls );
|
|
|
|
return 'srcset="' . $index . '"';
|
|
}
|
|
|
|
/**
|
|
* Replace placeholders.
|
|
*
|
|
* @param string $buffer Buffer.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function replace_placeholders( $buffer ) {
|
|
foreach ( $this->_placeholders as $srcset_id => $srcset_content ) {
|
|
$buffer = str_replace( $srcset_id, $srcset_content, $buffer );
|
|
}
|
|
return $buffer;
|
|
}
|
|
|
|
/**
|
|
* Gets regexp for minified files
|
|
*
|
|
* @param string $filename_mask Filename mask.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function minify_url_regexp( $filename_mask ) {
|
|
$minify_base_url = Util_Environment::filename_to_url(
|
|
Util_Environment::cache_blog_minify_dir()
|
|
);
|
|
$matches = null;
|
|
if ( ! preg_match( '~((https?://)?([^/]+))(.+)~i', $minify_base_url, $matches ) ) {
|
|
error_log( // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
|
|
__(
|
|
'Cant find minification base url, make sure minification folder sits inside WP_CONTENT_DIR and DOCUMENT_ROOT is set correctly',
|
|
'w3-total-cache'
|
|
)
|
|
);
|
|
return '';
|
|
}
|
|
|
|
$protocol_domain_regexp = Util_Environment::get_url_regexp( $matches[1] );
|
|
$path_regexp = Util_Environment::preg_quote( $matches[4] );
|
|
|
|
$regexp =
|
|
'(' .
|
|
'(' . $protocol_domain_regexp . ')?' .
|
|
'(' . $path_regexp . $filename_mask . ')' .
|
|
')';
|
|
return $regexp;
|
|
}
|
|
|
|
/**
|
|
* Uploads regex.
|
|
*
|
|
* @param unknown $domain_url_regexp Domain URL regular expression.
|
|
* @param unknown $baseurl Base URL.
|
|
* @param unknown $upload_info Upload info.
|
|
* @param unknown $regexps Regular expressions.
|
|
*
|
|
* @return array
|
|
*/
|
|
private function make_uploads_regexes( $domain_url_regexp, $baseurl, $upload_info, $regexps ) {
|
|
if ( preg_match( '~' . $domain_url_regexp . '~i', $baseurl ) ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $domain_url_regexp . ')?('
|
|
. Util_Environment::preg_quote( $upload_info['baseurlpath'] )
|
|
. '([^"\')>]+)))~i';
|
|
} else {
|
|
$parsed = @wp_parse_url( $baseurl ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
|
|
$upload_url_domain_regexp = isset( $parsed['host'] ) ?
|
|
Util_Environment::get_url_regexp( $parsed['scheme'] . '://' . $parsed['host'] ) :
|
|
$domain_url_regexp;
|
|
$baseurlpath = isset( $parsed['path'] ) ? rtrim( $parsed['path'], '/' ) : '';
|
|
if ( $baseurlpath ) {
|
|
$regexps[] = '~(["\'])\s*((' . $upload_url_domain_regexp . ')?('
|
|
. Util_Environment::preg_quote( $baseurlpath )
|
|
. '([^"\'>]+)))~i';
|
|
} else {
|
|
$regexps[] = '~(["\'])\s*((' . $upload_url_domain_regexp
|
|
. ')(([^"\'>]+)))~i';
|
|
}
|
|
}
|
|
return $regexps;
|
|
}
|
|
|
|
/**
|
|
* Fill regular expressions.
|
|
*/
|
|
private function fill_regexps() {
|
|
$regexps = array();
|
|
|
|
$site_path = Util_Environment::site_url_uri();
|
|
$domain_url_regexp = Util_Environment::home_domain_root_url_regexp();
|
|
|
|
$site_domain_url_regexp = false;
|
|
if ( Util_Environment::get_url_regexp( Util_Environment::url_to_host( site_url() ) ) !== $domain_url_regexp ) {
|
|
$site_domain_url_regexp = Util_Environment::get_url_regexp( Util_Environment::url_to_host( site_url() ) );
|
|
}
|
|
|
|
if ( $this->_config->get_boolean( 'cdn.uploads.enable' ) ) {
|
|
$upload_info = Util_Http::upload_info();
|
|
|
|
if ( $upload_info ) {
|
|
$baseurl = $upload_info['baseurl'];
|
|
|
|
if ( defined( 'DOMAIN_MAPPING' ) && DOMAIN_MAPPING ) {
|
|
$parsed = @wp_parse_url( $upload_info['baseurl'] ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
|
|
$baseurl = home_url() . $parsed['path'];
|
|
}
|
|
|
|
$regexps = $this->make_uploads_regexes(
|
|
$domain_url_regexp,
|
|
$baseurl,
|
|
$upload_info,
|
|
$regexps
|
|
);
|
|
|
|
if ( $site_domain_url_regexp ) {
|
|
$regexps = $this->make_uploads_regexes(
|
|
$site_domain_url_regexp,
|
|
$baseurl,
|
|
$upload_info,
|
|
$regexps
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $this->_config->get_boolean( 'cdn.includes.enable' ) ) {
|
|
$mask = $this->_config->get_string( 'cdn.includes.files' );
|
|
if ( '' !== $mask ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $site_path . WPINC ) .
|
|
'/(' . Cdn_Util::get_regexp_by_mask( $mask ) . ')([^"\'() >]*)))~i';
|
|
if ( $site_domain_url_regexp ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $site_domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $site_path . WPINC ) .
|
|
'/(' . Cdn_Util::get_regexp_by_mask( $mask ) .
|
|
')([^"\'() >]*)))~i';
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $this->_config->get_boolean( 'cdn.theme.enable' ) ) {
|
|
$theme_dir = preg_replace( '~' . $domain_url_regexp . '~i', '', get_theme_root_uri() );
|
|
|
|
$mask = $this->_config->get_string( 'cdn.theme.files' );
|
|
|
|
if ( '' !== $mask ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $theme_dir ) . '/(' .
|
|
Cdn_Util::get_regexp_by_mask( $mask ) . ')([^"\'() >]*)))~i';
|
|
if ( $site_domain_url_regexp ) {
|
|
$theme_dir2 = preg_replace( '~' . $site_domain_url_regexp . '~i', '', get_theme_root_uri() );
|
|
$regexps[] = '~(["\'(=])\s*((' . $site_domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $theme_dir ) . '/(' .
|
|
Cdn_Util::get_regexp_by_mask( $mask ) .
|
|
')([^"\'() >]*)))~i';
|
|
$regexps[] = '~(["\'(=])\s*((' . $site_domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $theme_dir2 ) .
|
|
'/(' . Cdn_Util::get_regexp_by_mask( $mask ) .
|
|
')([^"\'() >]*)))~i';
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $this->_config->get_boolean( 'cdn.custom.enable' ) ) {
|
|
$masks = $this->_config->get_array( 'cdn.custom.files' );
|
|
$masks = array_map( array( '\W3TC\Cdn_Util', 'replace_folder_placeholders_to_uri' ), $masks );
|
|
$masks = array_map( array( '\W3TC\Util_Environment', 'parse_path' ), $masks );
|
|
|
|
if ( count( $masks ) ) {
|
|
$custom_regexps_urls = array();
|
|
$custom_regexps_uris = array();
|
|
$custom_regexps_docroot_related = array();
|
|
|
|
foreach ( $masks as $mask ) {
|
|
if ( ! empty( $mask ) ) {
|
|
if ( Util_Environment::is_url( $mask ) ) {
|
|
$url_match = array();
|
|
if ( preg_match( '~^((https?:)?//([^/]*))(.*)~', $mask, $url_match ) ) {
|
|
$custom_regexps_urls[] = array(
|
|
'domain_url' => Util_Environment::get_url_regexp( $url_match[1] ),
|
|
'uri' => Cdn_Util::get_regexp_by_mask( $url_match[4] ),
|
|
);
|
|
}
|
|
} elseif ( '/' === substr( $mask, 0, 1 ) ) { // uri.
|
|
$custom_regexps_uris[] = Cdn_Util::get_regexp_by_mask( $mask );
|
|
} else {
|
|
$file = Util_Environment::normalize_path( $mask ); // \ -> backspaces.
|
|
$file = str_replace( Util_Environment::site_root(), '', $file );
|
|
$file = ltrim( $file, '/' );
|
|
|
|
$custom_regexps_docroot_related[] = Cdn_Util::get_regexp_by_mask( $mask );
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( count( $custom_regexps_urls ) > 0 ) {
|
|
foreach ( $custom_regexps_urls as $regexp ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $regexp['domain_url'] .
|
|
')?((' . $regexp['uri'] . ')([^"\'() >]*)))~i';
|
|
}
|
|
}
|
|
if ( count( $custom_regexps_uris ) > 0 ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $domain_url_regexp .
|
|
')?((' . implode( '|', $custom_regexps_uris ) . ')([^"\'() >]*)))~i';
|
|
}
|
|
|
|
if ( count( $custom_regexps_docroot_related ) > 0 ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $site_path ) .
|
|
'(' . implode( '|', $custom_regexps_docroot_related ) . ')([^"\'() >]*)))~i';
|
|
if ( $site_domain_url_regexp ) {
|
|
$regexps[] = '~(["\'(=])\s*((' . $site_domain_url_regexp . ')?(' .
|
|
Util_Environment::preg_quote( $site_path ) . '(' .
|
|
implode( '|', $custom_regexps_docroot_related ) . ')([^"\'() >]*)))~i';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$this->_regexps = $regexps;
|
|
}
|
|
|
|
/**
|
|
* Link replace callback, basic checks step.
|
|
*
|
|
* @param string $match Match.
|
|
* @param string $quote Quote.
|
|
* @param string $url URL.
|
|
* @param string $path Path.
|
|
*
|
|
* @return null|string
|
|
*/
|
|
public function _link_replace_callback_checks( $match, $quote, $url, $path ) {
|
|
global $wpdb;
|
|
|
|
static $queue = null, $reject_files = null;
|
|
|
|
/**
|
|
* Check if URL was already replaced
|
|
*/
|
|
if ( isset( $this->_replaced_urls[ $url ] ) ) {
|
|
return $quote . $this->_replaced_urls[ $url ];
|
|
}
|
|
|
|
/**
|
|
* Check URL for rejected files
|
|
*/
|
|
if ( null === $reject_files ) {
|
|
$reject_files = $this->_config->get_array( 'cdn.reject.files' );
|
|
}
|
|
|
|
foreach ( $reject_files as $reject_file ) {
|
|
if ( '' !== $reject_file ) {
|
|
$reject_file = Cdn_Util::replace_folder_placeholders( $reject_file );
|
|
$reject_file = Util_Environment::normalize_file( $reject_file );
|
|
|
|
$reject_file_regexp = '~^(' . Cdn_Util::get_regexp_by_mask( $reject_file ) . ')~i';
|
|
|
|
if ( preg_match( $reject_file_regexp, $path ) ) {
|
|
return $match;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Don't replace URL for files that are in the CDN queue.
|
|
if ( null === $queue ) {
|
|
if ( ! Cdn_Util::is_engine_mirror( $this->_config->get_string( 'cdn.engine' ) ) ) {
|
|
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
|
|
$queue = $wpdb->get_var(
|
|
$wpdb->prepare(
|
|
// phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnquotedComplexPlaceholder
|
|
'SELECT `remote_path` FROM `%1$s` WHERE `remote_path` = \'%2$s\'',
|
|
$wpdb->base_prefix . W3TC_CDN_TABLE_QUEUE,
|
|
$path
|
|
)
|
|
);
|
|
} else {
|
|
$queue = false;
|
|
}
|
|
}
|
|
|
|
if ( $queue ) {
|
|
return $match;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Link replace callback, url replacement using cdn engine
|
|
*
|
|
* @param string $match Matc.
|
|
* @param string $quote Quote.
|
|
* @param string $url URL.
|
|
* @param string $path Path.
|
|
*
|
|
* @return null|string
|
|
*/
|
|
public function _link_replace_callback_ask_cdn( $match, $quote, $url, $path ) {
|
|
$common = Dispatcher::component( 'Cdn_Core' );
|
|
$new_url = $common->url_to_cdn_url( $url, $path );
|
|
if ( ! is_null( $new_url ) ) {
|
|
$this->_replaced_urls[ $url ] = $new_url;
|
|
return $quote . $new_url;
|
|
}
|
|
|
|
return $match;
|
|
}
|
|
|
|
/**
|
|
* Link replace callback for urls from minify module using auto mode and in cdn of push type.
|
|
*
|
|
* @param array $matches Matches.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function _minify_auto_pushcdn_link_replace_callback( $matches ) {
|
|
static $dispatcher = null;
|
|
|
|
list( $match, $quote, $url, , , , $path ) = $matches;
|
|
|
|
$path = ltrim( $path, '/' );
|
|
$r = $this->_link_replace_callback_checks( $match, $quote, $url, $path );
|
|
|
|
// Check if we can replace that URL (for auto mode it should be uploaded).
|
|
if ( ! Dispatcher::is_url_cdn_uploaded( $url ) ) {
|
|
Dispatcher::component( 'Cdn_Core' )->queue_upload_url( $url );
|
|
if ( ! self::$_upload_scheduled ) {
|
|
wp_schedule_single_event( time(), 'w3_cdn_cron_queue_process' );
|
|
add_action( 'shutdown', 'wp_cron' );
|
|
|
|
self::$_upload_scheduled = true;
|
|
}
|
|
|
|
return $match;
|
|
}
|
|
|
|
if ( is_null( $r ) ) {
|
|
$r = $this->_link_replace_callback_ask_cdn( $match, $quote, $url, $path );
|
|
}
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Get replaced URLs.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_replaced_urls() {
|
|
return $this->_replaced_urls;
|
|
}
|
|
}
|