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jetpack / class.jetpack-network.php

class.jetpack-network.php in Jetpack – WP Security, Backup, Speed, & Growth 9.7, at class.jetpack-network.php

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1 <?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFilename
2 /**
3 * Jetpack Network Manager class file.
4 *
5 * @package automattic/jetpack
6 */
7
8 use Automattic\Jetpack\Connection\Manager;
9 use Automattic\Jetpack\Connection\Tokens;
10 use Automattic\Jetpack\Status;
11
12 /**
13 * Used to manage Jetpack installation on Multisite Network installs
14 *
15 * SINGLETON: To use call Jetpack_Network::init()
16 *
17 * DO NOT USE ANY STATIC METHODS IN THIS CLASS!!!!!!
18 *
19 * @since 2.9
20 */
21 class Jetpack_Network {
22
23 /**
24 * Holds a static copy of Jetpack_Network for the singleton
25 *
26 * @since 2.9
27 * @var Jetpack_Network
28 */
29 private static $instance = null;
30
31 /**
32 * An instance of the connection manager object.
33 *
34 * @since 7.7
35 * @var Automattic\Jetpack\Connection\Manager
36 */
37 private $connection;
38
39 /**
40 * Name of the network wide settings
41 *
42 * @since 2.9
43 * @var string
44 */
45 private $settings_name = 'jetpack-network-settings';
46
47 /**
48 * Defaults for settings found on the Jetpack > Settings page
49 *
50 * @since 2.9
51 * @var array
52 */
53 private $setting_defaults = array(
54 'auto-connect' => 0,
55 'sub-site-connection-override' => 1,
56 );
57
58 /**
59 * Constructor
60 *
61 * @since 2.9
62 */
63 private function __construct() {
64 require_once ABSPATH . '/wp-admin/includes/plugin.php'; // For the is_plugin... check.
65 require_once JETPACK__PLUGIN_DIR . 'modules/protect/shared-functions.php'; // For managing the global whitelist.
66
67 /**
68 * Sanity check to ensure the install is Multisite and we
69 * are in Network Admin
70 */
71 if ( is_multisite() && is_network_admin() ) {
72 add_action( 'network_admin_menu', array( $this, 'add_network_admin_menu' ) );
73 add_action( 'network_admin_edit_jetpack-network-settings', array( $this, 'save_network_settings_page' ), 10, 0 );
74 add_filter( 'admin_body_class', array( $this, 'body_class' ) );
75
76 if ( isset( $_GET['page'] ) && 'jetpack' == $_GET['page'] ) {
77 add_action( 'admin_init', array( $this, 'jetpack_sites_list' ) );
78 }
79 }
80
81 /*
82 * Things that should only run on multisite
83 */
84 if ( is_multisite() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
85 add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
86 add_filter( 'jetpack_disconnect_cap', array( $this, 'set_multisite_disconnect_cap' ) );
87
88 /*
89 * If admin wants to automagically register new sites set the hook here
90 *
91 * This is a hacky way because xmlrpc is not available on wp_initialize_site
92 */
93 if ( 1 === $this->get_option( 'auto-connect' ) ) {
94 add_action( 'wp_initialize_site', array( $this, 'do_automatically_add_new_site' ) );
95 }
96 }
97 }
98
99 /**
100 * Sets a connection object.
101 *
102 * @param Automattic\Jetpack\Connection\Manager $connection the connection manager object.
103 */
104 public function set_connection( Manager $connection ) {
105 $this->connection = $connection;
106 }
107
108 /**
109 * Sets which modules get activated by default on subsite connection.
110 * Modules can be set in Network Admin > Jetpack > Settings
111 *
112 * @since 2.9
113 * @deprecated since 7.7.0
114 *
115 * @param array $modules List of modules.
116 */
117 public function set_auto_activated_modules( $modules ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
118 _deprecated_function( __METHOD__, 'jetpack-7.7' );
119 }
120
121 /**
122 * Registers new sites upon creation
123 *
124 * @since 2.9
125 * @since 7.4.0 Uses a WP_Site object.
126 * @uses wp_initialize_site
127 *
128 * @param WP_Site $site the WordPress site object.
129 **/
130 public function do_automatically_add_new_site( $site ) {
131 if ( is_a( $site, 'WP_Site' ) ) {
132 $this->do_subsiteregister( $site->id );
133 }
134 }
135
136 /**
137 * Adds .network-admin class to the body tag
138 * Helps distinguish network admin JP styles from regular site JP styles
139 *
140 * @since 2.9
141 *
142 * @param String $classes current assigned body classes.
143 * @return String amended class string.
144 */
145 public function body_class( $classes ) {
146 return trim( $classes ) . ' network-admin ';
147 }
148
149 /**
150 * Provides access to an instance of Jetpack_Network
151 *
152 * This is how the Jetpack_Network object should *always* be accessed
153 *
154 * @since 2.9
155 * @return Jetpack_Network
156 */
157 public static function init() {
158 if ( ! self::$instance || ! is_a( self::$instance, 'Jetpack_Network' ) ) {
159 self::$instance = new Jetpack_Network();
160 }
161
162 return self::$instance;
163 }
164
165 /**
166 * Registers the Multisite admin bar menu item shortcut.
167 * This shortcut helps users quickly and easily navigate to the Jetpack Network Admin
168 * menu from anywhere in their network.
169 *
170 * @since 2.9
171 */
172 public function register_menubar() {
173 add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
174 }
175
176 /**
177 * Runs when Jetpack is deactivated from the network admin plugins menu.
178 * Each individual site will need to have Jetpack::disconnect called on it.
179 * Site that had Jetpack individually enabled will not be disconnected as
180 * on Multisite individually activated plugins are still activated when
181 * a plugin is deactivated network wide.
182 *
183 * @since 2.9
184 **/
185 public function deactivate() {
186 // Only fire if in network admin.
187 if ( ! is_network_admin() ) {
188 return;
189 }
190
191 $sites = get_sites();
192
193 foreach ( $sites as $s ) {
194 switch_to_blog( $s->blog_id );
195 $active_plugins = get_option( 'active_plugins' );
196
197 /*
198 * If this plugin was activated in the subsite individually
199 * we do not want to call disconnect. Plugins activated
200 * individually (before network activation) stay activated
201 * when the network deactivation occurs
202 */
203 if ( ! in_array( 'jetpack/jetpack.php', $active_plugins, true ) ) {
204 Jetpack::disconnect();
205 }
206 restore_current_blog();
207 }
208
209 }
210
211 /**
212 * Adds a link to the Jetpack Network Admin page in the network admin menu bar.
213 *
214 * @since 2.9
215 **/
216 public function add_to_menubar() {
217 global $wp_admin_bar;
218 // Don't show for logged out users or single site mode.
219 if ( ! is_user_logged_in() || ! is_multisite() ) {
220 return;
221 }
222
223 $wp_admin_bar->add_node(
224 array(
225 'parent' => 'network-admin',
226 'id' => 'network-admin-jetpack',
227 'title' => 'Jetpack',
228 'href' => $this->get_url( 'network_admin_page' ),
229 )
230 );
231 }
232
233 /**
234 * Returns various URL strings. Factory like
235 *
236 * $args can be a string or an array.
237 * If $args is an array there must be an element called name for the switch statement
238 *
239 * Currently supports:
240 * - subsiteregister: Pass array( 'name' => 'subsiteregister', 'site_id' => SITE_ID )
241 * - network_admin_page: Provides link to /wp-admin/network/JETPACK
242 * - subsitedisconnect: Pass array( 'name' => 'subsitedisconnect', 'site_id' => SITE_ID )
243 *
244 * @since 2.9
245 *
246 * @param Mixed $args URL parameters.
247 *
248 * @return String
249 **/
250 public function get_url( $args ) {
251 $url = null; // Default url value.
252
253 if ( is_string( $args ) ) {
254 $name = $args;
255 } else if ( is_array( $args ) ) {
256 $name = $args['name'];
257 } else {
258 return $url;
259 }
260
261 switch ( $name ) {
262 case 'subsiteregister':
263 if ( ! isset( $args['site_id'] ) ) {
264 break; // If there is not a site id present we cannot go further.
265 }
266 $url = network_admin_url(
267 'admin.php?page=jetpack&action=subsiteregister&site_id='
268 . $args['site_id']
269 );
270 break;
271
272 case 'network_admin_page':
273 $url = network_admin_url( 'admin.php?page=jetpack' );
274 break;
275
276 case 'subsitedisconnect':
277 if ( ! isset( $args['site_id'] ) ) {
278 break; // If there is not a site id present we cannot go further.
279 }
280 $url = network_admin_url(
281 'admin.php?page=jetpack&action=subsitedisconnect&site_id='
282 . $args['site_id']
283 );
284 break;
285 }
286
287 return $url;
288 }
289
290 /**
291 * Adds the Jetpack menu item to the Network Admin area
292 *
293 * @since 2.9
294 */
295 public function add_network_admin_menu() {
296 add_menu_page( 'Jetpack', 'Jetpack', 'jetpack_network_admin_page', 'jetpack', array( $this, 'wrap_network_admin_page' ), 'div', 3 );
297 $jetpack_sites_page_hook = add_submenu_page( 'jetpack', __( 'Jetpack Sites', 'jetpack' ), __( 'Sites', 'jetpack' ), 'jetpack_network_sites_page', 'jetpack', array( $this, 'wrap_network_admin_page' ) );
298 $jetpack_settings_page_hook = add_submenu_page( 'jetpack', __( 'Settings', 'jetpack' ), __( 'Settings', 'jetpack' ), 'jetpack_network_settings_page', 'jetpack-settings', array( $this, 'wrap_render_network_admin_settings_page' ) );
299 add_action( "admin_print_styles-$jetpack_sites_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
300 add_action( "admin_print_styles-$jetpack_settings_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
301 /**
302 * As jetpack_register_genericons is by default fired off a hook,
303 * the hook may have already fired by this point.
304 * So, let's just trigger it manually.
305 */
306 require_once JETPACK__PLUGIN_DIR . '_inc/genericons.php';
307 jetpack_register_genericons();
308
309 if ( ! wp_style_is( 'jetpack-icons', 'registered' ) ) {
310 wp_register_style( 'jetpack-icons', plugins_url( 'css/jetpack-icons.min.css', JETPACK__PLUGIN_FILE ), false, JETPACK__VERSION );
311 }
312
313 add_action( 'admin_enqueue_scripts', array( $this, 'admin_menu_css' ) );
314 }
315
316 /**
317 * Adds JP menu icon
318 *
319 * @since 2.9
320 **/
321 public function admin_menu_css() {
322 wp_enqueue_style( 'jetpack-icons' );
323 }
324
325 /**
326 * Provides functionality for the Jetpack > Sites page.
327 * Does not do the display!
328 *
329 * @since 2.9
330 */
331 public function jetpack_sites_list() {
332 Jetpack::init();
333
334 if ( isset( $_GET['action'] ) ) {
335 switch ( $_GET['action'] ) {
336 case 'subsiteregister':
337 /**
338 * Add actual referrer checking.
339 *
340 * @todo check_admin_referer( 'jetpack-subsite-register' );
341 */
342 Jetpack::log( 'subsiteregister' );
343
344 // If !$_GET['site_id'] stop registration and error.
345 if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
346 /**
347 * Log error to state cookie for display later.
348 *
349 * @todo Make state messages show on Jetpack NA pages
350 */
351 Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to register a sub-site.', 'jetpack' ) );
352 break;
353 }
354
355 // Send data to register endpoint and retrieve shadow blog details.
356 $result = $this->do_subsiteregister();
357 $url = $this->get_url( 'network_admin_page' );
358
359 if ( is_wp_error( $result ) ) {
360 $url = add_query_arg( 'action', 'connection_failed', $url );
361 } else {
362 $url = add_query_arg( 'action', 'connected', $url );
363 }
364
365 wp_safe_redirect( $url );
366 exit;
367
368 case 'subsitedisconnect':
369 Jetpack::log( 'subsitedisconnect' );
370
371 if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
372 Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to disconnect a sub-site.', 'jetpack' ) );
373 break;
374 }
375
376 $this->do_subsitedisconnect();
377 break;
378
379 case 'connected':
380 case 'connection_failed':
381 add_action( 'jetpack_notices', array( $this, 'show_jetpack_notice' ) );
382 break;
383 }
384 }
385 }
386
387 /**
388 * Set the disconnect capability for multisite.
389 *
390 * @param array $caps The capabilities array.
391 */
392 public function set_multisite_disconnect_cap( $caps ) {
393 // Can individual site admins manage their own connection?
394 if ( ! is_super_admin() && ! $this->get_option( 'sub-site-connection-override' ) ) {
395 /*
396 * We need to update the option name -- it's terribly unclear which
397 * direction the override goes.
398 *
399 * @todo: Update the option name to `sub-sites-can-manage-own-connections`
400 */
401 return array( 'do_not_allow' );
402 }
403
404 return $caps;
405 }
406
407 /**
408 * Shows the Jetpack plugin notices.
409 */
410 public function show_jetpack_notice() {
411 if ( isset( $_GET['action'] ) && 'connected' == $_GET['action'] ) {
412 $notice = __( 'Site successfully connected.', 'jetpack' );
413 $classname = 'updated';
414 } elseif ( isset( $_GET['action'] ) && 'connection_failed' == $_GET['action'] ) {
415 $notice = __( 'Site connection failed!', 'jetpack' );
416 $classname = 'error';
417 }
418 ?>
419 <div id="message" class="<?php echo esc_attr( $classname ); ?> jetpack-message jp-connect" style="display:block !important;">
420 <p><?php echo esc_html( $notice ); ?></p>
421 </div>
422 <?php
423 }
424
425 /**
426 * Disconnect functionality for an individual site
427 *
428 * @since 2.9
429 * @see Jetpack_Network::jetpack_sites_list()
430 *
431 * @param int $site_id the site identifier.
432 */
433 public function do_subsitedisconnect( $site_id = null ) {
434 if ( ! current_user_can( 'jetpack_disconnect' ) ) {
435 return;
436 }
437 $site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
438 switch_to_blog( $site_id );
439 Jetpack::disconnect();
440 restore_current_blog();
441 }
442
443 /**
444 * Registers a subsite with the Jetpack servers
445 *
446 * @since 2.9
447 * @todo Break apart into easier to manage chunks that can be unit tested
448 * @see Jetpack_Network::jetpack_sites_list();
449 *
450 * @param int $site_id the site identifier.
451 */
452 public function do_subsiteregister( $site_id = null ) {
453 if ( ! current_user_can( 'jetpack_disconnect' ) ) {
454 return;
455 }
456
457 if ( ( new Status() )->is_offline_mode() ) {
458 return;
459 }
460
461 // Figure out what site we are working on.
462 $site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
463
464 /*
465 * Here we need to switch to the subsite
466 * For the registration process we really only hijack how it
467 * works for an individual site and pass in some extra data here
468 */
469 switch_to_blog( $site_id );
470
471 add_filter( 'jetpack_register_request_body', array( $this, 'filter_register_request_body' ) );
472 add_action( 'jetpack_site_registered_user_token', array( $this, 'filter_register_user_token' ) );
473
474 // Save the secrets in the subsite so when the wpcom server does a pingback it
475 // will be able to validate the connection.
476 $result = $this->connection->register( 'subsiteregister' );
477
478 if ( is_wp_error( $result ) || ! $result ) {
479 restore_current_blog();
480 return $result;
481 }
482
483 Jetpack::activate_default_modules( false, false, array(), false );
484
485 restore_current_blog();
486 }
487
488 /**
489 * Receives the registration response token.
490 *
491 * @param Object $token the received token.
492 */
493 public function filter_register_user_token( $token ) {
494 $is_connection_owner = ! $this->connection->has_connected_owner();
495 ( new Tokens() )->update_user_token(
496 get_current_user_id(),
497 sprintf( '%s.%d', $token->secret, get_current_user_id() ),
498 $is_connection_owner
499 );
500 }
501
502 /**
503 * Filters the registration request body to include additional properties.
504 *
505 * @param array $properties standard register request body properties.
506 * @return array amended properties.
507 */
508 public function filter_register_request_body( $properties ) {
509 $blog_details = get_blog_details();
510
511 $network = get_network();
512
513 switch_to_blog( $network->blog_id );
514 // The blog id on WordPress.com of the primary network site.
515 $network_wpcom_blog_id = Jetpack_Options::get_option( 'id' );
516 restore_current_blog();
517
518 /**
519 * Both `state` and `user_id` need to be sent in the request, even though they are the same value.
520 * Connecting via the network admin combines `register()` and `authorize()` methods into one step,
521 * because we assume the main site is already authorized. `state` is used to verify the `register()`
522 * request, while `user_id()` is used to create the token in the `authorize()` request.
523 */
524 return array_merge(
525 $properties,
526 array(
527 'network_url' => $this->get_url( 'network_admin_page' ),
528 'network_wpcom_blog_id' => $network_wpcom_blog_id,
529 'user_id' => get_current_user_id(),
530
531 /*
532 * Use the subsite's registration date as the site creation date.
533 *
534 * This is in contrast to regular standalone sites, where we use the helper
535 * `Jetpack::get_assumed_site_creation_date()` to assume the site's creation date.
536 */
537 'site_created' => $blog_details->registered,
538 )
539 );
540 }
541
542 /**
543 * A hook handler for adding admin pages and subpages.
544 */
545 public function wrap_network_admin_page() {
546 Jetpack_Admin_Page::wrap_ui( array( $this, 'network_admin_page' ) );
547 }
548
549 /**
550 * Handles the displaying of all sites on the network that are
551 * dis/connected to Jetpack
552 *
553 * @since 2.9
554 * @see Jetpack_Network::jetpack_sites_list()
555 */
556 public function network_admin_page() {
557 global $current_site;
558 $this->network_admin_page_header();
559
560 $jp = Jetpack::init();
561
562 // We should be, but ensure we are on the main blog.
563 switch_to_blog( $current_site->blog_id );
564 $main_active = $jp->is_connection_ready();
565 restore_current_blog();
566
567 // If we are in dev mode, just show the notice and bail.
568 if ( ( new Status() )->is_offline_mode() ) {
569 Jetpack::show_development_mode_notice();
570 return;
571 }
572
573 /*
574 * Ensure the main blog is connected as all other subsite blog
575 * connections will feed off this one
576 */
577 if ( ! $main_active ) {
578 $url = $this->get_url(
579 array(
580 'name' => 'subsiteregister',
581 'site_id' => 1,
582 )
583 );
584 $data = array( 'url' => $jp->build_connect_url() );
585 Jetpack::init()->load_view( 'admin/must-connect-main-blog.php', $data );
586
587 return;
588 }
589
590 require_once 'class.jetpack-network-sites-list-table.php';
591
592 $network_sites_table = new Jetpack_Network_Sites_List_Table();
593 echo '<div class="wrap"><h2>' . esc_html__( 'Sites', 'jetpack' ) . '</h2>';
594 echo '<form method="post">';
595 $network_sites_table->prepare_items();
596 $network_sites_table->display();
597 echo '</form></div>';
598
599 }
600
601 /**
602 * Stylized JP header formatting
603 *
604 * @since 2.9
605 */
606 public function network_admin_page_header() {
607 $is_connected = Jetpack::is_connection_ready();
608
609 $data = array(
610 'is_connected' => $is_connected,
611 );
612 Jetpack::init()->load_view( 'admin/network-admin-header.php', $data );
613 }
614
615 /**
616 * Fires when the Jetpack > Settings page is saved.
617 *
618 * @since 2.9
619 */
620 public function save_network_settings_page() {
621
622 if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'jetpack-network-settings' ) ) {
623 // No nonce, push back to settings page.
624 wp_safe_redirect(
625 add_query_arg(
626 array( 'page' => 'jetpack-settings' ),
627 network_admin_url( 'admin.php' )
628 )
629 );
630 exit();
631 }
632
633 // Try to save the Protect whitelist before anything else, since that action can result in errors.
634 $whitelist = str_replace( ' ', '', $_POST['global-whitelist'] );
635 $whitelist = explode( PHP_EOL, $whitelist );
636 $result = jetpack_protect_save_whitelist( $whitelist, true );
637 if ( is_wp_error( $result ) ) {
638 wp_safe_redirect(
639 add_query_arg(
640 array(
641 'page' => 'jetpack-settings',
642 'error' => 'jetpack_protect_whitelist',
643 ),
644 network_admin_url( 'admin.php' )
645 )
646 );
647 exit();
648 }
649
650 /*
651 * Fields
652 *
653 * auto-connect - Checkbox for global Jetpack connection
654 * sub-site-connection-override - Allow sub-site admins to (dis)reconnect with their own Jetpack account
655 */
656 $auto_connect = 0;
657 if ( isset( $_POST['auto-connect'] ) ) {
658 $auto_connect = 1;
659 }
660
661 $sub_site_connection_override = 0;
662 if ( isset( $_POST['sub-site-connection-override'] ) ) {
663 $sub_site_connection_override = 1;
664 }
665
666 $data = array(
667 'auto-connect' => $auto_connect,
668 'sub-site-connection-override' => $sub_site_connection_override,
669 );
670
671 update_site_option( $this->settings_name, $data );
672 wp_safe_redirect(
673 add_query_arg(
674 array(
675 'page' => 'jetpack-settings',
676 'updated' => 'true',
677 ),
678 network_admin_url( 'admin.php' )
679 )
680 );
681 exit();
682 }
683
684 /**
685 * A hook handler for adding admin pages and subpages.
686 */
687 public function wrap_render_network_admin_settings_page() {
688 Jetpack_Admin_Page::wrap_ui( array( $this, 'render_network_admin_settings_page' ) );
689 }
690
691 /**
692 * A hook rendering the admin settings page.
693 */
694 public function render_network_admin_settings_page() {
695 $this->network_admin_page_header();
696 $options = wp_parse_args( get_site_option( $this->settings_name ), $this->setting_defaults );
697
698 $modules = array();
699 $module_slugs = Jetpack::get_available_modules();
700 foreach ( $module_slugs as $slug ) {
701 $module = Jetpack::get_module( $slug );
702 $module['module'] = $slug;
703 $modules[] = $module;
704 }
705
706 usort( $modules, array( 'Jetpack', 'sort_modules' ) );
707
708 if ( ! isset( $options['modules'] ) ) {
709 $options['modules'] = $modules;
710 }
711
712 $data = array(
713 'modules' => $modules,
714 'options' => $options,
715 'jetpack_protect_whitelist' => jetpack_protect_format_whitelist(),
716 );
717
718 Jetpack::init()->load_view( 'admin/network-settings.php', $data );
719 }
720
721 /**
722 * Updates a site wide option
723 *
724 * @since 2.9
725 *
726 * @param string $key option name.
727 * @param mixed $value option value.
728 *
729 * @return boolean
730 **/
731 public function update_option( $key, $value ) {
732 $options = get_site_option( $this->settings_name, $this->setting_defaults );
733 $options[ $key ] = $value;
734
735 return update_site_option( $this->settings_name, $options );
736 }
737
738 /**
739 * Retrieves a site wide option
740 *
741 * @since 2.9
742 *
743 * @param string $name - Name of the option in the database.
744 **/
745 public function get_option( $name ) {
746 $options = get_site_option( $this->settings_name, $this->setting_defaults );
747 $options = wp_parse_args( $options, $this->setting_defaults );
748
749 if ( ! isset( $options[ $name ] ) ) {
750 $options[ $name ] = null;
751 }
752
753 return $options[ $name ];
754 }
755 }
756