<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFilename

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/**

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* Jetpack Network Manager class file.

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*

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* @package automattic/jetpack

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*/

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use Automattic\Jetpack\Assets\Logo;

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use Automattic\Jetpack\Connection\Manager;

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use Automattic\Jetpack\Connection\Tokens;

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use Automattic\Jetpack\Status;

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use Automattic\Jetpack\Waf\Brute_Force_Protection\Brute_Force_Protection_Shared_Functions;

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/**

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* Used to manage Jetpack installation on Multisite Network installs

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*

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* SINGLETON: To use call Jetpack_Network::init()

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*

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* DO NOT USE ANY STATIC METHODS IN THIS CLASS!!!!!!

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*

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* @since 2.9

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*/

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class Jetpack_Network {

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/**

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* Holds a static copy of Jetpack_Network for the singleton

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*

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* @since 2.9

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* @var Jetpack_Network

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*/

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private static $instance = null;

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/**

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* An instance of the connection manager object.

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*

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* @since 7.7

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* @var Automattic\Jetpack\Connection\Manager

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*/

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private $connection;

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/**

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* Name of the network wide settings

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*

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* @since 2.9

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* @var string

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*/

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private $settings_name = 'jetpack-network-settings';

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/**

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* Defaults for settings found on the Jetpack > Settings page

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*

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* @since 2.9

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* @var array

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*/

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private $setting_defaults = array(

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'auto-connect' => 0,

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'sub-site-connection-override' => 1,

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);

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/**

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* Constructor

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*

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* @since 2.9

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*/

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private function __construct() {

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require_once ABSPATH . '/wp-admin/includes/plugin.php'; // For the is_plugin... check.

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/**

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* Sanity check to ensure the install is Multisite and we

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* are in Network Admin

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*/

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if ( is_multisite() && is_network_admin() ) {

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add_action( 'network_admin_menu', array( $this, 'add_network_admin_menu' ) );

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add_action( 'network_admin_edit_jetpack-network-settings', array( $this, 'save_network_settings_page' ), 10, 0 );

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add_filter( 'admin_body_class', array( $this, 'body_class' ) );

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if ( isset( $_GET['page'] ) && 'jetpack' === $_GET['page'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- This is view logic.

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add_action( 'admin_init', array( $this, 'jetpack_sites_list' ) );

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}

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}

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/*

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* Things that should only run on multisite

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*/

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if ( is_multisite() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {

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add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );

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add_filter( 'jetpack_disconnect_cap', array( $this, 'set_multisite_disconnect_cap' ) );

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/*

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* If admin wants to automagically register new sites set the hook here

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*

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* This is a hacky way because xmlrpc is not available on wp_initialize_site

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*/

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if ( 1 === $this->get_option( 'auto-connect' ) ) {

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add_action( 'wp_initialize_site', array( $this, 'do_automatically_add_new_site' ) );

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}

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}

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}

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/**

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* Sets a connection object.

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*

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* @param Automattic\Jetpack\Connection\Manager $connection the connection manager object.

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*/

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public function set_connection( Manager $connection ) {

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$this->connection = $connection;

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}

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/**

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* Registers new sites upon creation

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*

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* @since 2.9

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* @since 7.4.0 Uses a WP_Site object.

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* @uses wp_initialize_site

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*

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* @param WP_Site $site the WordPress site object.

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**/

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public function do_automatically_add_new_site( $site ) {

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if ( is_a( $site, 'WP_Site' ) ) {

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$this->do_subsiteregister( $site->id );

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}

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}

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/**

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* Adds .network-admin class to the body tag

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* Helps distinguish network admin JP styles from regular site JP styles

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*

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* @since 2.9

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*

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* @param String $classes current assigned body classes.

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* @return String amended class string.

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*/

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public function body_class( $classes ) {

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return trim( $classes ) . ' network-admin ';

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}

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/**

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* Provides access to an instance of Jetpack_Network

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*

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* This is how the Jetpack_Network object should *always* be accessed

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*

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* @since 2.9

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* @return Jetpack_Network

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*/

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public static function init() {

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if ( ! self::$instance || ! is_a( self::$instance, 'Jetpack_Network' ) ) {

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self::$instance = new Jetpack_Network();

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}

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return self::$instance;

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}

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/**

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* Registers the Multisite admin bar menu item shortcut.

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* This shortcut helps users quickly and easily navigate to the Jetpack Network Admin

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* menu from anywhere in their network.

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*

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* @since 2.9

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*/

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public function register_menubar() {

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add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );

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}

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/**

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* Runs when Jetpack is deactivated from the network admin plugins menu.

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* Each individual site will need to have Jetpack::disconnect called on it.

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* Site that had Jetpack individually enabled will not be disconnected as

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* on Multisite individually activated plugins are still activated when

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* a plugin is deactivated network wide.

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*

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* @since 2.9

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**/

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public function deactivate() {

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// Only fire if in network admin.

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if ( ! is_network_admin() ) {

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return;

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}

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$sites = get_sites();

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foreach ( $sites as $s ) {

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switch_to_blog( (int) $s->blog_id );

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$active_plugins = get_option( 'active_plugins' );

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/*

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* If this plugin was activated in the subsite individually

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* we do not want to call disconnect. Plugins activated

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* individually (before network activation) stay activated

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* when the network deactivation occurs

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*/

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if ( ! in_array( 'jetpack/jetpack.php', $active_plugins, true ) ) {

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Jetpack::disconnect();

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Jetpack_Options::delete_option( 'version' );

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}

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restore_current_blog();

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}

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}

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/**

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* Adds a link to the Jetpack Network Admin page in the network admin menu bar.

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*

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* @since 2.9

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**/

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public function add_to_menubar() {

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global $wp_admin_bar;

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// Don't show for logged out users or single site mode.

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if ( ! is_user_logged_in() || ! is_multisite() ) {

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return;

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}

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$wp_admin_bar->add_node(

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array(

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'parent' => 'network-admin',

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'id' => 'network-admin-jetpack',

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'title' => 'Jetpack',

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'href' => $this->get_url( 'network_admin_page' ),

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)

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);

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}

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/**

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* Returns various URL strings. Factory like

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*

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* $args can be a string or an array.

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* If $args is an array there must be an element called name for the switch statement

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*

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* Currently supports:

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* - subsiteregister: Pass array( 'name' => 'subsiteregister', 'site_id' => SITE_ID )

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* - network_admin_page: Provides link to /wp-admin/network/JETPACK

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* - subsitedisconnect: Pass array( 'name' => 'subsitedisconnect', 'site_id' => SITE_ID )

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*

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* @since 2.9

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*

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* @param Mixed $args URL parameters.

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*

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* @return String

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**/

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public function get_url( $args ) {

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$url = null; // Default url value.

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if ( is_string( $args ) ) {

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$name = $args;

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} elseif ( is_array( $args ) ) {

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$name = $args['name'];

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} else {

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return $url;

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}

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switch ( $name ) {

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case 'subsiteregister':

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if ( ! isset( $args['site_id'] ) ) {

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break; // If there is not a site id present we cannot go further.

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}

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$url = network_admin_url(

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'admin.php?page=jetpack&action=subsiteregister&site_id='

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. $args['site_id']

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);

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break;

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case 'network_admin_page':

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$url = network_admin_url( 'admin.php?page=jetpack' );

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break;

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case 'subsitedisconnect':

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if ( ! isset( $args['site_id'] ) ) {

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break; // If there is not a site id present we cannot go further.

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}

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$url = network_admin_url(

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'admin.php?page=jetpack&action=subsitedisconnect&site_id='

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. $args['site_id']

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);

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break;

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}

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return $url;

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}

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/**

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* Adds the Jetpack menu item to the Network Admin area

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*

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* @since 2.9

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*/

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public function add_network_admin_menu() {

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$icon = ( new Logo() )->get_base64_logo();

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add_menu_page( 'Jetpack', 'Jetpack', 'jetpack_network_admin_page', 'jetpack', array( $this, 'wrap_network_admin_page' ), $icon, 3 );

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$jetpack_sites_page_hook = add_submenu_page( 'jetpack', __( 'Jetpack Sites', 'jetpack' ), __( 'Sites', 'jetpack' ), 'jetpack_network_sites_page', 'jetpack', array( $this, 'wrap_network_admin_page' ) );

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$jetpack_settings_page_hook = add_submenu_page( 'jetpack', __( 'Settings', 'jetpack' ), __( 'Settings', 'jetpack' ), 'jetpack_network_settings_page', 'jetpack-settings', array( $this, 'wrap_render_network_admin_settings_page' ) );

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add_action( "admin_print_styles-$jetpack_sites_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );

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add_action( "admin_print_styles-$jetpack_settings_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );

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/**

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* As jetpack_register_genericons is by default fired off a hook,

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* the hook may have already fired by this point.

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* So, let's just trigger it manually.

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*/

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require_once JETPACK__PLUGIN_DIR . '_inc/genericons.php';

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jetpack_register_genericons();

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}

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/**

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* Provides functionality for the Jetpack > Sites page.

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* Does not do the display!

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*

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* @since 2.9

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*/

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public function jetpack_sites_list() {

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Jetpack::init();

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if ( isset( $_GET['action'] ) ) {

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switch ( $_GET['action'] ) {

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case 'subsiteregister':

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check_admin_referer( 'jetpack-subsite-register' );

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Jetpack::log( 'subsiteregister' );

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// If no site_id, stop registration and error.

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if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {

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/**

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* Log error to state cookie for display later.

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*

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* @todo Make state messages show on Jetpack NA pages

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*/

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Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to register a sub-site.', 'jetpack' ) );

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break;

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}

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// Send data to register endpoint and retrieve shadow blog details.

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$result = $this->do_subsiteregister();

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$url = $this->get_url( 'network_admin_page' );

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if ( is_wp_error( $result ) ) {

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$url = add_query_arg( 'action', 'connection_failed', $url );

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} else {

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$url = add_query_arg( 'action', 'connected', $url );

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}

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wp_safe_redirect( $url );

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exit( 0 );

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case 'subsitedisconnect':

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check_admin_referer( 'jetpack-subsite-disconnect' );

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Jetpack::log( 'subsitedisconnect' );

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if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {

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Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to disconnect a sub-site.', 'jetpack' ) );

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break;

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}

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$this->do_subsitedisconnect();

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break;

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case 'connected':

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case 'connection_failed':

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add_action( 'jetpack_notices', array( $this, 'show_jetpack_notice' ) );

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break;

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}

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}

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}

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/**

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* Set the disconnect capability for multisite.

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*

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* @param array $caps The capabilities array.

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*/

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public function set_multisite_disconnect_cap( $caps ) {

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// Can individual site admins manage their own connection?

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if ( ! is_super_admin() && ! $this->get_option( 'sub-site-connection-override' ) ) {

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/*

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* We need to update the option name -- it's terribly unclear which

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* direction the override goes.

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*

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* @todo: Update the option name to `sub-sites-can-manage-own-connections`

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*/

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return array( 'do_not_allow' );

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}

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return $caps;

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}

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/**

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* Shows the Jetpack plugin notices.

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*/

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public function show_jetpack_notice() {

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if ( isset( $_GET['action'] ) && 'connected' === $_GET['action'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- This is view logic.

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$notice = __( 'Site successfully connected.', 'jetpack' );

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$classname = 'updated';

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} elseif ( isset( $_GET['action'] ) && 'connection_failed' === $_GET['action'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- This is view logic.

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$notice = __( 'Site connection failed!', 'jetpack' );

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$classname = 'error';

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}

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?>

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<div id="message" class="<?php echo esc_attr( $classname ); ?> jetpack-message jp-connect" style="display:block !important;">

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<p><?php echo esc_html( $notice ); ?></p>

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</div>

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<?php

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}

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/**

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* Disconnect functionality for an individual site

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*

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* @since 2.9

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* @see Jetpack_Network::jetpack_sites_list()

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*

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* @param int $site_id the site identifier.

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*/

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public function do_subsitedisconnect( $site_id = null ) {

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if ( ! current_user_can( 'jetpack_disconnect' ) ) {

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return;

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}

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Caller (i.e. `$this->jetpack_sites_list()`) should check.

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$site_id = ( $site_id === null ) ? ( isset( $_GET['site_id'] ) ? (int) $_GET['site_id'] : null ) : $site_id;

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switch_to_blog( $site_id );

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Jetpack::disconnect();

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restore_current_blog();

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}

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/**

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* Registers a subsite with the Jetpack servers

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*

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* @since 2.9

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* @todo Break apart into easier to manage chunks that can be unit tested

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* @see Jetpack_Network::jetpack_sites_list();

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*

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* @param int $site_id the site identifier.

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*/

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public function do_subsiteregister( $site_id = null ) {

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if ( ! current_user_can( 'jetpack_disconnect' ) ) {

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return;

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}

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if ( ( new Status() )->is_offline_mode() ) {

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return;

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}

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// Figure out what site we are working on.

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Caller (i.e. `$this->jetpack_sites_list()`) should check.

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$site_id = ( $site_id === null ) ? ( isset( $_GET['site_id'] ) ? (int) $_GET['site_id'] : null ) : $site_id;

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/*

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* Here we need to switch to the subsite

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* For the registration process we really only hijack how it

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* works for an individual site and pass in some extra data here

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*/

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switch_to_blog( $site_id );

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[442] Fix | Delete

add_filter( 'jetpack_register_request_body', array( $this, 'filter_register_request_body' ) );

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add_action( 'jetpack_site_registered_user_token', array( $this, 'filter_register_user_token' ) );

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// Save the secrets in the subsite so when the wpcom server does a pingback it

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// will be able to validate the connection.

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$result = $this->connection->register( 'subsiteregister' );

[448] Fix | Delete

[449] Fix | Delete

if ( is_wp_error( $result ) || ! $result ) {

[450] Fix | Delete

restore_current_blog();

[451] Fix | Delete

return $result;

[452] Fix | Delete

}

[453] Fix | Delete

[454] Fix | Delete

Jetpack::activate_default_modules( false, false, array(), false );

[455] Fix | Delete

[456] Fix | Delete

restore_current_blog();

[457] Fix | Delete

}

[458] Fix | Delete

[459] Fix | Delete

/**

[460] Fix | Delete

* Receives the registration response token.

[461] Fix | Delete

*

[462] Fix | Delete

* @param Object $token the received token.

[463] Fix | Delete

*/

[464] Fix | Delete

public function filter_register_user_token( $token ) {

[465] Fix | Delete

$is_connection_owner = ! $this->connection->has_connected_owner();

[466] Fix | Delete

( new Tokens() )->update_user_token(

[467] Fix | Delete

get_current_user_id(),

[468] Fix | Delete

sprintf( '%s.%d', $token->secret, get_current_user_id() ),

[469] Fix | Delete

$is_connection_owner

[470] Fix | Delete

);

[471] Fix | Delete

}

[472] Fix | Delete

[473] Fix | Delete

/**

[474] Fix | Delete

* Filters the registration request body to include additional properties.

[475] Fix | Delete

*

[476] Fix | Delete

* @param array $properties standard register request body properties.

[477] Fix | Delete

* @return array amended properties.

[478] Fix | Delete

*/

[479] Fix | Delete

public function filter_register_request_body( $properties ) {

[480] Fix | Delete

$blog_details = get_blog_details();

[481] Fix | Delete

[482] Fix | Delete

$network = get_network();

[483] Fix | Delete

[484] Fix | Delete

switch_to_blog( $network->blog_id );

[485] Fix | Delete

// The blog id on WordPress.com of the primary network site.

[486] Fix | Delete

$network_wpcom_blog_id = Jetpack_Options::get_option( 'id' );

[487] Fix | Delete

restore_current_blog();

[488] Fix | Delete

[489] Fix | Delete

/**

[490] Fix | Delete

* Both `state` and `user_id` need to be sent in the request, even though they are the same value.

[491] Fix | Delete

* Connecting via the network admin combines `register()` and `authorize()` methods into one step,

[492] Fix | Delete

* because we assume the main site is already authorized. `state` is used to verify the `register()`

[493] Fix | Delete

* request, while `user_id()` is used to create the token in the `authorize()` request.

[494] Fix | Delete

*/

[495] Fix | Delete

return array_merge(

[496] Fix | Delete

$properties,

[497] Fix | Delete

array(

[498] Fix | Delete

'network_url' => $this->get_url( 'network_admin_page' ),

[499] Fix | Delete