class.jetpack-network.php — Jetpack – WP Security, Backup, Speed, & Growth 7.3.1.1

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class.jetpack-network.php

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1	<?php
2
3	/**
4	* Used to manage Jetpack installation on Multisite Network installs
5	*
6	* SINGLETON: To use call Jetpack_Network::init()
7	*
8	* DO NOT USE ANY STATIC METHODS IN THIS CLASS!!!!!!
9	*
10	* @since 2.9
11	*/
12	class Jetpack_Network {
13
14	/**
15	* Holds a static copy of Jetpack_Network for the singleton
16	*
17	* @since 2.9
18	* @var Jetpack_Network
19	*/
20	private static $instance = null;
21
22	/**
23	* Name of the network wide settings
24	*
25	* @since 2.9
26	* @var string
27	*/
28	private $settings_name = 'jetpack-network-settings';
29
30	/**
31	* Defaults for settings found on the Jetpack > Settings page
32	*
33	* @since 2.9
34	* @var array
35	*/
36	private $setting_defaults = array(
37	'auto-connect' => 0,
38	'sub-site-connection-override' => 1,
39	//'manage_auto_activated_modules' => 0,
40	);
41
42	/**
43	* Constructor
44	*
45	* @since 2.9
46	*/
47	private function __construct() {
48	require_once( ABSPATH . '/wp-admin/includes/plugin.php' ); // For the is_plugin... check
49	require_once( JETPACK__PLUGIN_DIR . 'modules/protect/shared-functions.php' ); // For managing the global whitelist
50	/*
51	* Sanity check to ensure the install is Multisite and we
52	* are in Network Admin
53	*/
54	if ( is_multisite() && is_network_admin() ) {
55	add_action( 'network_admin_menu', array( $this, 'add_network_admin_menu' ) );
56	add_action( 'network_admin_edit_jetpack-network-settings', array( $this, 'save_network_settings_page' ), 10, 0 );
57	add_filter( 'admin_body_class', array( $this, 'body_class' ) );
58
59	if ( isset( $_GET['page'] ) && 'jetpack' == $_GET['page'] ) {
60	add_action( 'admin_init', array( $this, 'jetpack_sites_list' ) );
61	}
62	}
63
64	/*
65	* Things that should only run on multisite
66	*/
67	if ( is_multisite() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
68	add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
69
70	/*
71	* If admin wants to automagically register new sites set the hook here
72	*
73	* This is a hacky way because xmlrpc is not available on wpmu_new_blog
74	*/
75	if ( $this->get_option( 'auto-connect' ) == 1 ) {
76	add_action( 'wpmu_new_blog', array( $this, 'do_automatically_add_new_site' ) );
77	}
78	}
79
80	// Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
81	// add_filter( 'jetpack_get_default_modules', array( $this, 'set_auto_activated_modules' ) );
82	}
83
84	/**
85	* Sets which modules get activated by default on subsite connection.
86	* Modules can be set in Network Admin > Jetpack > Settings
87	*
88	* @since 2.9
89	*
90	* @param array $modules
91	*
92	* @return array
93	**/
94	public function set_auto_activated_modules( $modules ) {
95	return $modules;
96
97	/* Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
98	if( 1 == $this->get_option( 'manage_auto_activated_modules' ) ) {
99	return (array) $this->get_option( 'modules' );
100	} else {
101	return $modules;
102	}
103	*/
104	}
105
106	/**
107	* Registers new sites upon creation
108	*
109	* @since 2.9
110	* @uses wpmu_new_blog
111	*
112	* @param int $blog_id
113	**/
114	public function do_automatically_add_new_site( $blog_id ) {
115	$this->do_subsiteregister( $blog_id );
116	}
117
118	/**
119	* Adds .network-admin class to the body tag
120	* Helps distinguish network admin JP styles from regular site JP styles
121	*
122	* @since 2.9
123	*/
124	public function body_class( $classes ) {
125	return trim( $classes ) . ' network-admin ';
126	}
127
128	/**
129	* Provides access to an instance of Jetpack_Network
130	*
131	* This is how the Jetpack_Network object should always be accessed
132	*
133	* @since 2.9
134	* @return Jetpack_Network
135	*/
136	public static function init() {
137	if ( ! self::$instance \|\| ! is_a( self::$instance, 'Jetpack_Network' ) ) {
138	self::$instance = new Jetpack_Network;
139	}
140
141	return self::$instance;
142	}
143
144	/**
145	* Registers the Multisite admin bar menu item shortcut.
146	* This shortcut helps users quickly and easily navigate to the Jetpack Network Admin
147	* menu from anywhere in their network.
148	*
149	* @since 2.9
150	*/
151	public function register_menubar() {
152	add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
153	}
154
155	/**
156	* Runs when Jetpack is deactivated from the network admin plugins menu.
157	* Each individual site will need to have Jetpack::disconnect called on it.
158	* Site that had Jetpack individually enabled will not be disconnected as
159	* on Multisite individually activated plugins are still activated when
160	* a plugin is deactivated network wide.
161	*
162	* @since 2.9
163	**/
164	public function deactivate() {
165	// Only fire if in network admin
166	if ( ! is_network_admin() ) {
167	return;
168	}
169
170	$sites = get_sites();
171
172	foreach ( $sites as $s ) {
173	switch_to_blog( $s->blog_id );
174	$active_plugins = get_option( 'active_plugins' );
175
176	/*
177	* If this plugin was activated in the subsite individually
178	* we do not want to call disconnect. Plugins activated
179	* individually (before network activation) stay activated
180	* when the network deactivation occurs
181	*/
182	if ( ! in_array( 'jetpack/jetpack.php', $active_plugins ) ) {
183	Jetpack::disconnect();
184	}
185	}
186	restore_current_blog();
187	}
188
189	/**
190	* Adds a link to the Jetpack Network Admin page in the network admin menu bar.
191	*
192	* @since 2.9
193	**/
194	public function add_to_menubar() {
195	global $wp_admin_bar;
196	// Don't show for logged out users or single site mode.
197	if ( ! is_user_logged_in() \|\| ! is_multisite() ) {
198	return;
199	}
200
201	$wp_admin_bar->add_node( array(
202	'parent' => 'network-admin',
203	'id' => 'network-admin-jetpack',
204	'title' => 'Jetpack',
205	'href' => $this->get_url( 'network_admin_page' ),
206	) );
207	}
208
209	/**
210	* Returns various URL strings. Factory like
211	*
212	* $args can be a string or an array.
213	* If $args is an array there must be an element called name for the switch statement
214	*
215	* Currently supports:
216	* - subsiteregister: Pass array( 'name' => 'subsiteregister', 'site_id' => SITE_ID )
217	* - network_admin_page: Provides link to /wp-admin/network/JETPACK
218	* - subsitedisconnect: Pass array( 'name' => 'subsitedisconnect', 'site_id' => SITE_ID )
219	*
220	* @since 2.9
221	*
222	* @param Mixed $args
223	*
224	* @return String
225	**/
226	public function get_url( $args ) {
227	$url = null; // Default url value
228
229	if ( is_string( $args ) ) {
230	$name = $args;
231	} else {
232	$name = $args['name'];
233	}
234
235	switch ( $name ) {
236	case 'subsiteregister':
237	if ( ! isset( $args['site_id'] ) ) {
238	break; // If there is not a site id present we cannot go further
239	}
240	$url = network_admin_url(
241	'admin.php?page=jetpack&action=subsiteregister&site_id='
242	. $args['site_id']
243	);
244	break;
245
246	case 'network_admin_page':
247	$url = network_admin_url( 'admin.php?page=jetpack' );
248	break;
249
250	case 'subsitedisconnect':
251	if ( ! isset( $args['site_id'] ) ) {
252	break; // If there is not a site id present we cannot go further
253	}
254	$url = network_admin_url(
255	'admin.php?page=jetpack&action=subsitedisconnect&site_id='
256	. $args['site_id']
257	);
258	break;
259	}
260
261	return $url;
262	}
263
264	/**
265	* Adds the Jetpack menu item to the Network Admin area
266	*
267	* @since 2.9
268	*/
269	public function add_network_admin_menu() {
270	add_menu_page( 'Jetpack', 'Jetpack', 'jetpack_network_admin_page', 'jetpack', array( $this, 'wrap_network_admin_page' ), 'div', 3 );
271	$jetpack_sites_page_hook = add_submenu_page( 'jetpack', __( 'Jetpack Sites', 'jetpack' ), __( 'Sites', 'jetpack' ), 'jetpack_network_sites_page', 'jetpack', array( $this, 'wrap_network_admin_page' ) );
272	$jetpack_settings_page_hook = add_submenu_page( 'jetpack', __( 'Settings', 'jetpack' ), __( 'Settings', 'jetpack' ), 'jetpack_network_settings_page', 'jetpack-settings', array( $this, 'wrap_render_network_admin_settings_page' ) );
273	add_action( "admin_print_styles-$jetpack_sites_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
274	add_action( "admin_print_styles-$jetpack_settings_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
275	/**
276	* As jetpack_register_genericons is by default fired off a hook,
277	* the hook may have already fired by this point.
278	* So, let's just trigger it manually.
279	*/
280	require_once( JETPACK__PLUGIN_DIR . '_inc/genericons.php' );
281	jetpack_register_genericons();
282
283	if ( ! wp_style_is( 'jetpack-icons', 'registered' ) ) {
284	wp_register_style( 'jetpack-icons', plugins_url( 'css/jetpack-icons.min.css', JETPACK__PLUGIN_FILE ), false, JETPACK__VERSION );
285	}
286
287	add_action( 'admin_enqueue_scripts', array( $this, 'admin_menu_css' ) );
288	}
289
290	/**
291	* Adds JP menu icon
292	*
293	* @since 2.9
294	**/
295	function admin_menu_css() {
296	wp_enqueue_style( 'jetpack-icons' );
297	}
298
299	/**
300	* Provides functionality for the Jetpack > Sites page.
301	* Does not do the display!
302	*
303	* @since 2.9
304	*/
305	public function jetpack_sites_list() {
306	Jetpack::init();
307
308	if ( isset( $_GET['action'] ) ) {
309	switch ( $_GET['action'] ) {
310	case 'subsiteregister':
311	/*
312	* @todo check_admin_referer( 'jetpack-subsite-register' );
313	*/
314	Jetpack::log( 'subsiteregister' );
315
316	// If !$_GET['site_id'] stop registration and error
317	if ( ! isset( $_GET['site_id'] ) \|\| empty( $_GET['site_id'] ) ) {
318	// Log error to state cookie for display later
319	/**
320	* @todo Make state messages show on Jetpack NA pages
321	**/
322	Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to register a sub-site.', 'jetpack' ) );
323	break;
324	}
325
326	// Send data to register endpoint and retrieve shadow blog details
327	$result = $this->do_subsiteregister();
328	$url = $this->get_url( 'network_admin_page' );
329
330	if ( is_wp_error( $result ) ) {
331	$url = add_query_arg( 'action', 'connection_failed', $url );
332	} else {
333	$url = add_query_arg( 'action', 'connected', $url );
334	}
335
336	wp_safe_redirect( $url );
337	exit;
338
339	case 'subsitedisconnect':
340	Jetpack::log( 'subsitedisconnect' );
341
342	if ( ! isset( $_GET['site_id'] ) \|\| empty( $_GET['site_id'] ) ) {
343	Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to disconnect a sub-site.', 'jetpack' ) );
344	break;
345	}
346
347	$this->do_subsitedisconnect();
348	break;
349
350	case 'connected':
351	case 'connection_failed':
352	add_action( 'jetpack_notices', array( $this, 'show_jetpack_notice' ) );
353	break;
354	}
355	}
356	}
357
358	public function show_jetpack_notice() {
359	if ( isset( $_GET['action'] ) && 'connected' == $_GET['action'] ) {
360	$notice = __( 'Site successfully connected.', 'jetpack' );
361	$classname = 'updated';
362	} else if ( isset( $_GET['action'] ) && 'connection_failed' == $_GET['action'] ) {
363	$notice = __( 'Site connection failed!', 'jetpack' );
364	$classname = 'error';
365	}
366	?>
367	<div id="message" class="<?php echo esc_attr( $classname );?> jetpack-message jp-connect" style="display:block !important;">
368	<p><?php echo esc_html( $notice ); ?></p>
369	</div>
370	<?php
371	}
372
373	/**
374	* Disconnect functionality for an individual site
375	*
376	* @since 2.9
377	* @see Jetpack_Network::jetpack_sites_list()
378	*/
379	public function do_subsitedisconnect( $site_id = null ) {
380	if ( ! current_user_can( 'jetpack_disconnect' ) ) {
381	return;
382	}
383	$site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
384	switch_to_blog( $site_id );
385	Jetpack::disconnect();
386	restore_current_blog();
387	}
388
389	/**
390	* Registers a subsite with the Jetpack servers
391	*
392	* @since 2.9
393	* @todo Break apart into easier to manage chunks that can be unit tested
394	* @see Jetpack_Network::jetpack_sites_list();
395	*/
396	public function do_subsiteregister( $site_id = null ) {
397	if ( ! current_user_can( 'jetpack_disconnect' ) ) {
398	return;
399	}
400
401	if ( Jetpack::is_development_mode() ) {
402	return;
403	}
404
405	$jp = Jetpack::init();
406
407	// Figure out what site we are working on
408	$site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
409
410	// better to try (and fail) to set a higher timeout than this system
411	// supports than to have register fail for more users than it should
412	$timeout = Jetpack::set_min_time_limit( 60 ) / 2;
413
414	// The blog id on WordPress.com of the primary network site
415	$network_wpcom_blog_id = Jetpack_Options::get_option( 'id' );
416
417	/*
418	* Here we need to switch to the subsite
419	* For the registration process we really only hijack how it
420	* works for an individual site and pass in some extra data here
421	*/
422	switch_to_blog( $site_id );
423
424	// Save the secrets in the subsite so when the wpcom server does a pingback it
425	// will be able to validate the connection
426	$secrets = $jp->generate_secrets( 'register' );
427	if (
428	empty( $secrets['secret_1'] ) \|\|
429	empty( $secrets['secret_2'] ) \|\|
430	empty( $secrets['exp'] )
431	) {
432	return new Jetpack_Error( 'missing_secrets' );
433	}
434
435	// Gra info for gmt offset
436	$gmt_offset = get_option( 'gmt_offset' );
437	if ( ! $gmt_offset ) {
438	$gmt_offset = 0;
439	}
440
441	/*
442	* Get the stats_option option from the db.
443	* It looks like the server strips this out so maybe it is not necessary?
444	* Does it match the Jetpack site with the old stats plugin id?
445	*
446	* @todo Find out if sending the stats_id is necessary
447	*/
448	$stat_options = get_option( 'stats_options' );
449	$stat_id = $stat_options = isset( $stats_options['blog_id'] ) ? $stats_options['blog_id'] : null;
450	$user_id = get_current_user_id();
451
452	$tracks_identity = jetpack_tracks_get_identity( $user_id );
453
454	/*
455	* Use the subsite's registration date as the site creation date.
456	*
457	* This is in contrast to regular standalone sites, where we use the helper
458	* `Jetpack::get_assumed_site_creation_date()` to assume the site's creation date.
459	*/
460	$blog_details = get_blog_details();
461	$site_creation_date = $blog_details->registered;
462
463	/**
464	* Both `state` and `user_id` need to be sent in the request, even though they are the same value.
465	* Connecting via the network admin combines `register()` and `authorize()` methods into one step,
466	* because we assume the main site is already authorized. `state` is used to verify the `register()`
467	* request, while `user_id()` is used to create the token in the `authorize()` request.
468	*/
469	$args = array(
470	'method' => 'POST',
471	'body' => array(
472	'network_url' => $this->get_url( 'network_admin_page' ),
473	'network_wpcom_blog_id' => $network_wpcom_blog_id,
474	'siteurl' => site_url(),
475	'home' => home_url(),
476	'gmt_offset' => $gmt_offset,
477	'timezone_string' => (string) get_option( 'timezone_string' ),
478	'site_name' => (string) get_option( 'blogname' ),
479	'secret_1' => $secrets['secret_1'],
480	'secret_2' => $secrets['secret_2'],
481	'site_lang' => get_locale(),
482	'timeout' => $timeout,
483	'stats_id' => $stat_id, // Is this still required?
484	'user_id' => $user_id,
485	'state' => $user_id,
486	'_ui' => $tracks_identity['_ui'],
487	'_ut' => $tracks_identity['_ut'],
488	'site_created' => $site_creation_date,
489	'jetpack_version' => JETPACK__VERSION
490	),
491	'headers' => array(
492	'Accept' => 'application/json',
493	),
494	'timeout' => $timeout,
495	);
496
497	Jetpack::apply_activation_source_to_args( $args['body'] );
498
499	// Attempt to retrieve shadow blog details
500	$response = Jetpack_Client::_wp_remote_request(
501	Jetpack::fix_url_for_bad_hosts( Jetpack::api_url( 'subsiteregister' ) ), $args, true
502	);
503
504	/*
505	* $response should either be invalid or contain:
506	* - jetpack_id => id
507	* - jetpack_secret => blog_token
508	* - jetpack_public
509	*
510	* Store the wpcom site details
511	*/
512	$valid_response = $jp->validate_remote_register_response( $response );
513
514	if ( is_wp_error( $valid_response ) \|\| ! $valid_response ) {
515	restore_current_blog();
516	return $valid_response;
517	}
518
519	// Grab the response values to work with
520	$code = wp_remote_retrieve_response_code( $response );
521	$entity = wp_remote_retrieve_body( $response );
522	if ( $entity ) {
523	$json = json_decode( $entity );
524	} else {
525	$json = false;
526	}
527
528	if ( empty( $json->jetpack_secret ) \|\| ! is_string( $json->jetpack_secret ) ) {
529	restore_current_blog();
530	return new Jetpack_Error( 'jetpack_secret', '', $code );
531	}
532
533	if ( isset( $json->jetpack_public ) ) {
534	$jetpack_public = (int) $json->jetpack_public;
535	} else {
536	$jetpack_public = false;
537	}
538
539	Jetpack_Options::update_options( array(
540	'id' => (int) $json->jetpack_id,
541	'blog_token' => (string) $json->jetpack_secret,
542	'public' => $jetpack_public,
543	) );
544
545	/*
546	* Update the subsiteregister method on wpcom so that it also sends back the
547	* token in this same request
548	*/
549	$is_master_user = ! Jetpack::is_active();
550	Jetpack::update_user_token(
551	get_current_user_id(),
552	sprintf( '%s.%d', $json->token->secret, get_current_user_id() ),
553	$is_master_user
554	);
555
556	Jetpack::activate_default_modules();
557
558	restore_current_blog();
559	}
560
561	function wrap_network_admin_page() {
562	Jetpack_Admin_Page::wrap_ui( array( $this, 'network_admin_page' ) );
563	}
564
565	/**
566	* Handles the displaying of all sites on the network that are
567	* dis/connected to Jetpack
568	*
569	* @since 2.9
570	* @see Jetpack_Network::jetpack_sites_list()
571	*/
572	function network_admin_page() {
573	global $current_site;
574	$this->network_admin_page_header();
575
576	$jp = Jetpack::init();
577
578	// We should be, but ensure we are on the main blog
579	switch_to_blog( $current_site->blog_id );
580	$main_active = $jp->is_active();
581	restore_current_blog();
582
583	// If we are in dev mode, just show the notice and bail
584	if ( Jetpack::is_development_mode() ) {
585	Jetpack::show_development_mode_notice();
586	return;
587	}
588
589	/*
590	* Ensure the main blog is connected as all other subsite blog
591	* connections will feed off this one
592	*/
593	if ( ! $main_active ) {
594	$url = $this->get_url( array(
595	'name' => 'subsiteregister',
596	'site_id' => 1,
597	) );
598	$data = array( 'url' => $jp->build_connect_url() );
599	Jetpack::init()->load_view( 'admin/must-connect-main-blog.php', $data );
600
601	return;
602	}
603
604	require_once( 'class.jetpack-network-sites-list-table.php' );
605	$myListTable = new Jetpack_Network_Sites_List_Table();
606	echo '<div class="wrap"><h2>' . __( 'Sites', 'jetpack' ) . '</h2>';
607	echo '<form method="post">';
608	$myListTable->prepare_items();
609	$myListTable->display();
610	echo '</form></div>';
611
612	}
613
614	/**
615	* Stylized JP header formatting
616	*
617	* @since 2.9
618	*/
619	function network_admin_page_header() {
620	global $current_user;
621
622	$is_connected = Jetpack::is_active();
623
624	$data = array(
625	'is_connected' => $is_connected
626	);
627	Jetpack::init()->load_view( 'admin/network-admin-header.php', $data );
628	}
629
630
631	/**
632	* Fires when the Jetpack > Settings page is saved.
633	*
634	* @since 2.9
635	*/
636	public function save_network_settings_page() {
637
638	if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'jetpack-network-settings' ) ) {
639	// no nonce, push back to settings page
640	wp_safe_redirect(
641	add_query_arg(
642	array( 'page' => 'jetpack-settings' ),
643	network_admin_url( 'admin.php' )
644	)
645	);
646	exit();
647	}
648
649	// try to save the Protect whitelist before anything else, since that action can result in errors
650	$whitelist = str_replace( ' ', '', $_POST['global-whitelist'] );
651	$whitelist = explode( PHP_EOL, $whitelist );
652	$result = jetpack_protect_save_whitelist( $whitelist, $global = true );
653	if ( is_wp_error( $result ) ) {
654	wp_safe_redirect(
655	add_query_arg(
656	array( 'page' => 'jetpack-settings', 'error' => 'jetpack_protect_whitelist' ),
657	network_admin_url( 'admin.php' )
658	)
659	);
660	exit();
661	}
662
663	/*
664	* Fields
665	*
666	* auto-connect - Checkbox for global Jetpack connection
667	* sub-site-connection-override - Allow sub-site admins to (dis)reconnect with their own Jetpack account
668	*/
669	$auto_connect = 0;
670	if ( isset( $_POST['auto-connect'] ) ) {
671	$auto_connect = 1;
672	}
673
674	$sub_site_connection_override = 0;
675	if ( isset( $_POST['sub-site-connection-override'] ) ) {
676	$sub_site_connection_override = 1;
677	}
678
679	/* Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
680	$manage_auto_activated_modules = 0;
681	if ( isset( $_POST['manage_auto_activated_modules'] ) ) {
682	$manage_auto_activated_modules = 1;
683	}
684
685	$modules = array();
686	if ( isset( $_POST['modules'] ) ) {
687	$modules = $_POST['modules'];
688	}
689	*/
690
691	$data = array(
692	'auto-connect' => $auto_connect,
693	'sub-site-connection-override' => $sub_site_connection_override,
694	//'manage_auto_activated_modules' => $manage_auto_activated_modules,
695	//'modules' => $modules,
696	);
697
698	update_site_option( $this->settings_name, $data );
699	wp_safe_redirect(
700	add_query_arg(
701	array( 'page' => 'jetpack-settings', 'updated' => 'true' ),
702	network_admin_url( 'admin.php' )
703	)
704	);
705	exit();
706	}
707
708	public function wrap_render_network_admin_settings_page() {
709	Jetpack_Admin_Page::wrap_ui( array( $this, 'render_network_admin_settings_page' ) );
710	}
711
712	public function render_network_admin_settings_page() {
713	$this->network_admin_page_header();
714	$options = wp_parse_args( get_site_option( $this->settings_name ), $this->setting_defaults );
715
716	$modules = array();
717	$module_slugs = Jetpack::get_available_modules();
718	foreach ( $module_slugs as $slug ) {
719	$module = Jetpack::get_module( $slug );
720	$module['module'] = $slug;
721	$modules[] = $module;
722	}
723
724	usort( $modules, array( 'Jetpack', 'sort_modules' ) );
725
726	if ( ! isset( $options['modules'] ) ) {
727	$options['modules'] = $modules;
728	}
729
730	$data = array(
731	'modules' => $modules,
732	'options' => $options,
733	'jetpack_protect_whitelist' => jetpack_protect_format_whitelist(),
734	);
735
736	Jetpack::init()->load_view( 'admin/network-settings.php', $data );
737	}
738
739	/**
740	* Updates a site wide option
741	*
742	* @since 2.9
743	*
744	* @param string $key
745	* @param mixed $value
746	*
747	* @return boolean
748	**/
749	public function update_option( $key, $value ) {
750	$options = get_site_option( $this->settings_name, $this->setting_defaults );
751	$options[ $key ] = $value;
752
753	return update_site_option( $this->settings_name, $options );
754	}
755
756	/**
757	* Retrieves a site wide option
758	*
759	* @since 2.9
760	*
761	* @param string $name - Name of the option in the database
762	**/
763	public function get_option( $name ) {
764	$options = get_site_option( $this->settings_name, $this->setting_defaults );
765	$options = wp_parse_args( $options, $this->setting_defaults );
766
767	if ( ! isset( $options[ $name ] ) ) {
768	$options[ $name ] = null;
769	}
770
771	return $options[ $name ];
772	}
773
774	}
775
776	// end class
777