jetpack / jetpack_vendor / automattic / jetpack-admin-ui / src / class-admin-menu.php

class-admin-menu.php in Jetpack – WP Security, Backup, Speed, & Growth 16.3-a.7, at jetpack_vendor/automattic/jetpack-admin-ui/src/class-admin-menu.php

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1	<?php
2	/**
3	* Admin Menu Registration
4	*
5	* @package automattic/jetpack-admin-ui
6	*/
7
8	namespace Automattic\Jetpack\Admin_UI;
9
10	use Automattic\Jetpack\Feature_Policy;
11	use Automattic\Jetpack\Tracking;
12	use Jetpack_Options;
13	use Jetpack_Tracks_Client;
14
15	/**
16	* This class offers a wrapper to add_submenu_page and makes sure stand-alone plugin's menu items are always added under the Jetpack top level menu.
17	* If the Jetpack top level was not previously registered by other plugin, it will be registered here.
18	*/
19	class Admin_Menu {
20
21	const PACKAGE_VERSION = '0.14.2';
22
23	/**
24	* Slug used for the upgrade menu item and redirect URL.
25	*
26	* Keep the slug in sync with `$upgrade-menu-slug` at admin-ui-upgrade-menu.scss
27	*
28	* @var string
29	*/
30	const UPGRADE_MENU_SLUG = 'jetpack-wpadmin-sidebar-free-plan-upsell-menu-item';
31
32	/**
33	* Fallback upgrade URL when the Redirect class is unavailable.
34	*
35	* @var string
36	*/
37	const UPGRADE_MENU_FALLBACK_URL = 'https://jetpack.com/upgrade/';
38
39	/*
40	* The sidebar's position tiers. Items sharing a tier sort alphabetically by menu title, so a
41	* product should pass no position and land in POSITION_DEFAULT. add_menu() treats any value
42	* that is not a tier below as omitted, so an int of your own cannot opt an item out.
43	*/
44
45	/**
46	* Owns the top-level Jetpack link, since WordPress points it at whichever item sorts first.
47	*
48	* @var int
49	*/
50	const POSITION_FIRST = -10;
51
52	/**
53	* Takes the first slot when nothing claims POSITION_FIRST, as in offline mode.
54	*
55	* @var int
56	*/
57	const POSITION_FIRST_FALLBACK = -5;
58
59	/**
60	* Products, in alphabetical order. Pass no position rather than this.
61	*
62	* @var int
63	*/
64	const POSITION_DEFAULT = 0;
65
66	/**
67	* Links that leave wp-admin, grouped below the products.
68	*
69	* @var int
70	*/
71	const POSITION_EXTERNAL = 100;
72
73	/**
74	* Site-level items that belong under everything else.
75	*
76	* @var int
77	*/
78	const POSITION_LAST = 998;
79
80	/**
81	* The upgrade item this package adds, below every tier a caller can use.
82	*
83	* @var int
84	*/
85	const POSITION_UPGRADE = 999;
86
87	/**
88	* The tiers add_menu() accepts. POSITION_UPGRADE is left out: only this class claims it.
89	*
90	* @var int[]
91	*/
92	private const CALLER_POSITIONS = array(
93	self::POSITION_FIRST,
94	self::POSITION_FIRST_FALLBACK,
95	self::POSITION_DEFAULT,
96	self::POSITION_EXTERNAL,
97	self::POSITION_LAST,
98	);
99
100	/**
101	* Handle for the bundled WPDS design-tokens stylesheet.
102	*
103	* Fallback when Core/Gutenberg has not registered the `wp-theme` style.
104	*
105	* @var string
106	*/
107	const DESIGN_TOKENS_HANDLE = 'jetpack-admin-ui-design-tokens';
108
109	/**
110	* Handle for the source-less stylesheet that hides WordPress core admin notices.
111	*
112	* @var string
113	*/
114	const HIDE_CORE_NOTICES_HANDLE = 'jetpack-admin-ui-hide-core-notices';
115
116	/**
117	* Visibility state: show the item only when its declared gate is satisfied.
118	*
119	* @var string
120	*/
121	const VISIBILITY_DEFAULT = 'default';
122
123	/**
124	* Visibility state: show the item whatever its gate says.
125	*
126	* @var string
127	*/
128	const VISIBILITY_VISIBLE = 'visible';
129
130	/**
131	* Visibility state: keep the item out whatever its gate says.
132	*
133	* @var string
134	*/
135	const VISIBILITY_HIDDEN = 'hidden';
136
137	/**
138	* Whether this class has been initialized
139	*
140	* @var boolean
141	*/
142	private static $initialized = false;
143
144	/**
145	* List of menu items enqueued to be added
146	*
147	* @var array
148	*/
149	private static $menu_items = array();
150
151	/**
152	* List of top level menu items enqueued to be added
153	*
154	* @var array
155	*/
156	private static $top_level_items = array();
157
158	/**
159	* Hook suffixes of the pages registered through this class.
160	*
161	* Used to scope the design-tokens stylesheet to Jetpack admin pages.
162	*
163	* @var array
164	*/
165	private static $page_hooks = array();
166
167	/**
168	* Optional connection manager dependency.
169	*
170	* @var object\|null
171	*/
172	private static $connection_manager = null;
173
174	/**
175	* Callback that answers whether a menu item's declared gate is satisfied.
176	*
177	* Set by My Jetpack, which owns the product classes the gates name. Stays null on a
178	* site without it, where every gate then fails open.
179	*
180	* @var callable\|null
181	*/
182	private static $visibility_resolver = null;
183
184	/**
185	* Menu slugs registered this request but kept out of the rendered sidebar.
186	*
187	* @var string[]
188	*/
189	private static $hidden_menu_slugs = array();
190
191	/**
192	* Top level menu slugs registered this request but kept out of the rendered sidebar.
193	*
194	* @var string[]
195	*/
196	private static $hidden_top_level_slugs = array();
197
198	/**
199	* Whether the top level registration pass has been hooked.
200	*
201	* Separate from $initialized, which also builds the Jetpack menu.
202	*
203	* @var boolean
204	*/
205	private static $top_level_initialized = false;
206
207	/**
208	* Initialize the class and set up the main hook
209	*
210	* @return void
211	*/
212	public static function init() {
213	if ( ! self::$initialized ) {
214	self::$initialized = true;
215	self::handle_akismet_menu();
216	add_action( 'admin_menu', array( __CLASS__, 'admin_menu_hook_callback' ), 1000 ); // Jetpack uses 998.
217	add_action( 'network_admin_menu', array( __CLASS__, 'admin_menu_hook_callback' ), 1000 ); // Jetpack uses 998.
218	add_action( 'admin_head', array( __CLASS__, 'remove_hidden_menu_items' ) );
219	add_action( 'admin_enqueue_scripts', array( __CLASS__, 'add_upgrade_menu_item_styles' ) );
220	add_action( 'admin_enqueue_scripts', array( __CLASS__, 'maybe_enqueue_design_tokens' ) );
221	}
222	}
223
224	/**
225	* Drops every queued item and unhooks the registration passes.
226	*
227	* Intended for tests.
228	*
229	* @return void
230	*/
231	public static function reset() {
232	self::$menu_items = array();
233	self::$top_level_items = array();
234	self::$page_hooks = array();
235	self::$hidden_menu_slugs = array();
236	self::$hidden_top_level_slugs = array();
237	self::$initialized = false;
238	self::$top_level_initialized = false;
239
240	remove_action( 'admin_menu', array( __CLASS__, 'admin_menu_hook_callback' ), 1000 );
241	remove_action( 'network_admin_menu', array( __CLASS__, 'admin_menu_hook_callback' ), 1000 );
242	remove_action( 'admin_menu', array( __CLASS__, 'top_level_menu_hook_callback' ), 1000 );
243	remove_action( 'admin_head', array( __CLASS__, 'remove_hidden_menu_items' ) );
244	remove_action( 'admin_enqueue_scripts', array( __CLASS__, 'add_upgrade_menu_item_styles' ) );
245	remove_action( 'admin_enqueue_scripts', array( __CLASS__, 'maybe_enqueue_design_tokens' ) );
246	}
247
248	/**
249	* Handles the Akismet menu item when used alongside other stand-alone plugins
250	*
251	* When Jetpack plugin is present, Akismet menu item is moved under the Jetpack top level menu, but if Akismet is active alongside other stand-alone plugins,
252	* we use this method to move the menu item.
253	*/
254	private static function handle_akismet_menu() {
255	if ( class_exists( 'Akismet_Admin' ) ) {
256	add_action(
257	'admin_menu',
258	function () {
259	// Prevent Akismet from adding a menu item.
260	remove_action( 'admin_menu', array( 'Akismet_Admin', 'admin_menu' ), 5 );
261
262	// Add an Anti-spam menu item for Jetpack.
263	self::add_menu( __( 'Akismet Anti-spam', 'jetpack-admin-ui' ), __( 'Akismet Anti-spam', 'jetpack-admin-ui' ), 'manage_options', 'akismet-key-config', array( 'Akismet_Admin', 'display_page' ) );
264	},
265	4
266	);
267
268	}
269	}
270
271	/**
272	* Callback to the admin_menu and network_admin_menu hooks that will register the enqueued menu items
273	*
274	* @return void
275	*/
276	public static function admin_menu_hook_callback() {
277	$can_see_toplevel_menu = true;
278	$jetpack_plugin_present = class_exists( 'Jetpack_React_Page' );
279	$icon = 'dashicons-admin-plugins';
280	if ( method_exists( '\Automattic\Jetpack\Assets\Logo', 'get_base64_admin_menu_logo' ) ) {
281	$icon = ( new \Automattic\Jetpack\Assets\Logo() )->get_base64_admin_menu_logo();
282	} elseif ( method_exists( '\Automattic\Jetpack\Assets\Logo', 'get_base64_logo' ) ) {
283	$icon = ( new \Automattic\Jetpack\Assets\Logo() )->get_base64_logo();
284	}
285
286	if ( ! $jetpack_plugin_present ) {
287	add_menu_page(
288	'Jetpack',
289	'Jetpack',
290	'edit_posts',
291	'jetpack',
292	'__return_null',
293	$icon,
294	3
295	);
296
297	// If Jetpack plugin is not present, user will only be able to see this menu if they have enough capability to at least one of the sub menus being added.
298	$can_see_toplevel_menu = false;
299	}
300
301	/*
302	* Sort here and register in that order, without passing the position on: core splices an
303	* int back in, and prepends 0 or less. See https://core.trac.wordpress.org/ticket/52035.
304	*/
305	usort(
306	self::$menu_items,
307	function ( $a, $b ) {
308	$position_a = empty( $a['position'] ) ? 0 : $a['position'];
309	$position_b = empty( $b['position'] ) ? 0 : $b['position'];
310	$result = $position_a <=> $position_b;
311
312	if ( 0 === $result ) {
313	// Case-insensitive and number-aware, so "eCommerce" sorts with the Es.
314	// Still a byte compare: a leading accented character sorts after Z.
315	$result = strnatcasecmp( $a['menu_title'], $b['menu_title'] );
316	}
317
318	return $result;
319	}
320	);
321
322	$visibility = self::get_visibility_states();
323
324	self::$hidden_menu_slugs = array();
325
326	foreach ( self::$menu_items as $menu_item ) {
327	if ( ! current_user_can( $menu_item['capability'] ) ) {
328	continue;
329	}
330
331	/*
332	* A hidden item is still registered, so its page keeps resolving for links into it.
333	* It leaves the submenu on admin_head instead: core's access check reads $submenu.
334	*/
335	if ( self::is_menu_item_visible( $menu_item, $visibility ) ) {
336	$can_see_toplevel_menu = true;
337	} else {
338	self::$hidden_menu_slugs[] = $menu_item['menu_slug'];
339	}
340
341	add_submenu_page(
342	'jetpack',
343	$menu_item['page_title'],
344	$menu_item['menu_title'],
345	$menu_item['capability'],
346	$menu_item['menu_slug'],
347	$menu_item['function']
348	);
349	}
350
351	if ( ! $jetpack_plugin_present ) {
352	remove_submenu_page( 'jetpack', 'jetpack' );
353	}
354
355	if ( ! $can_see_toplevel_menu ) {
356	remove_menu_page( 'jetpack' );
357	}
358
359	self::maybe_add_upgrade_menu_item();
360	}
361
362	/**
363	* Hooks the top level registration pass, without building the Jetpack menu that init() does.
364	*
365	* @return void
366	*/
367	private static function init_top_level() {
368	if ( ! self::$top_level_initialized ) {
369	self::$top_level_initialized = true;
370	add_action( 'admin_menu', array( __CLASS__, 'top_level_menu_hook_callback' ), 1000 );
371	add_action( 'admin_head', array( __CLASS__, 'remove_hidden_menu_items' ) );
372	}
373	}
374
375	/**
376	* Registers the queued top level items, skipping the ones that should not be seen.
377	*
378	* These sit beside the Jetpack menu, so they never count towards keeping it alive.
379	*
380	* @return void
381	*/
382	public static function top_level_menu_hook_callback() {
383	$visibility = self::get_visibility_states();
384
385	self::$hidden_top_level_slugs = array();
386
387	foreach ( self::$top_level_items as $menu_item ) {
388	if ( ! current_user_can( $menu_item['capability'] ) ) {
389	continue;
390	}
391
392	if ( ! self::is_menu_item_visible( $menu_item, $visibility ) ) {
393	self::$hidden_top_level_slugs[] = $menu_item['menu_slug'];
394	}
395
396	add_menu_page(
397	$menu_item['page_title'],
398	$menu_item['menu_title'],
399	$menu_item['capability'],
400	$menu_item['menu_slug'],
401	$menu_item['function'],
402	$menu_item['icon_url'],
403	$menu_item['position']
404	);
405	}
406	}
407
408	/**
409	* Adds a top level menu item under the same visibility gate and filter as add_menu().
410	*
411	* Unlike add_menu(), the page gets neither the core-notice CSS nor the design tokens.
412	* Parameters mirror add_menu_page(), with $args appended.
413	*
414	* @since 0.13.0
415	*
416	* @param string $page_title The text to be displayed in the title tags of the page when the menu
417	* is selected.
418	* @param string $menu_title The text to be used for the menu.
419	* @param string $capability The capability required for this menu to be displayed to the user.
420	* @param string $menu_slug The slug name to refer to this menu by. Should be unique for this menu.
421	* @param callable\|null $function The function to be called to output the content for this page.
422	* @param string $icon_url The URL to the icon to be used for this menu, or a dashicons class.
423	* @param int\|null $position The position in the menu order this item should appear.
424	* @param array $args Optional. Visibility declaration for this item; see add_menu().
425	*
426	* @return string The resulting page's hook_suffix
427	*/
428	public static function add_top_level_menu( $page_title, $menu_title, $capability, $menu_slug, $function, $icon_url = '', $position = null, $args = array() ) {
429	self::init_top_level();
430	self::$top_level_items[] = compact( 'page_title', 'menu_title', 'capability', 'menu_slug', 'function', 'icon_url', 'position', 'args' );
431
432	// Same derivation as get_plugin_page_hookname(), which strips ".php" anywhere in the slug.
433	return 'toplevel_page_' . preg_replace( '!\.php!', '', plugin_basename( $menu_slug ) );
434	}
435
436	/**
437	* Adds a new submenu to the Jetpack Top level menu
438	*
439	* The parameters this method accepts are the same as @see add_submenu_page. This class will
440	* aggreagate all menu items registered by stand-alone plugins and make sure they all go under the same
441	* Jetpack top level menu. It will also handle the top level menu registration in case the Jetpack plugin is not present.
442	*
443	* @param string $page_title The text to be displayed in the title tags of the page when the menu
444	* is selected.
445	* @param string $menu_title The text to be used for the menu.
446	* @param string $capability The capability required for this menu to be displayed to the user.
447	* @param string $menu_slug The slug name to refer to this menu by. Should be unique for this menu
448	* and only include lowercase alphanumeric, dashes, and underscores characters
449	* to be compatible with sanitize_key().
450	* @param callable\|null $function The function to be called to output the content for this page.
451	* @param int\|null $position One of the POSITION_* tiers; any other value is ignored. Leave empty typically.
452	* @param array $args Optional. Visibility declaration for this item:
453	* - 'product' (string) My Jetpack product slug whose activation gates the item.
454	* - 'module' (string) Jetpack module name, for items with no product class.
455	* - 'key' (string) The name hosts use for this item in the visibility
456	* filter. Declare one on every item; see get_item_key().
457	* An item that declares no gate is always shown.
458	*
459	* @return string The resulting page's hook_suffix
460	*/
461	public static function add_menu( $page_title, $menu_title, $capability, $menu_slug, $function, $position = null, $args = array() ) {
462	self::init();
463
464	/*
465	* Anything but a tier would opt the item out of the alphabetical order, so treat it as omitted.
466	* @todo Add _doing_it_wrong() here after December 2026. Until all our own plugins ship tier-only
467	* positions, it would have the latest release of one Jetpack plugin warning about another.
468	*/
469	$position = is_numeric( $position ) && in_array( (int) $position, self::CALLER_POSITIONS, true ) ? (int) $position : null;
470
471	self::$menu_items[] = compact( 'page_title', 'menu_title', 'capability', 'menu_slug', 'function', 'position', 'args' );
472
473	/**
474	* Let's return the page hook so consumers can use.
475	* We know all pages will be under Jetpack top level menu page, so we can hardcode the first part of the string.
476	* Using get_plugin_page_hookname here won't work because the top level page is not registered yet.
477	*/
478	$hook = 'jetpack_page_' . $menu_slug;
479
480	// Track the page hook so the design-tokens stylesheet can be scoped to it.
481	self::$page_hooks[] = $hook;
482
483	// Hide WordPress core admin notices on this Jetpack page. The load-<hook>
484	// action only fires when the matching screen is being rendered, so this
485	// stays scoped to Jetpack pages and reaches every page registered here.
486	add_action( 'load-' . $hook, array( __CLASS__, 'hide_core_admin_notices' ) );
487	add_action( 'load-' . $hook . '-network', array( __CLASS__, 'hide_core_admin_notices' ) );
488
489	return $hook;
490	}
491
492	/**
493	* Enqueues the stylesheet that hides WordPress core admin notices on the current Jetpack page.
494	*
495	* Hooked from the page's load-<hook> action so it only runs on Jetpack screens. That action
496	* runs before admin_enqueue_scripts, so the handle is queued in time to be printed.
497	*
498	* @return void
499	*/
500	public static function hide_core_admin_notices() {
501	// wp_add_inline_style() appends, so the CSS is attached only while the handle is new to the request.
502	if ( ! wp_style_is( self::HIDE_CORE_NOTICES_HANDLE, 'registered' ) ) {
503	wp_register_style( self::HIDE_CORE_NOTICES_HANDLE, false, array(), self::PACKAGE_VERSION );
504	wp_add_inline_style( self::HIDE_CORE_NOTICES_HANDLE, self::get_hide_core_admin_notices_styles() );
505	}
506
507	wp_enqueue_style( self::HIDE_CORE_NOTICES_HANDLE );
508	}
509
510	/**
511	* Enqueues the CSS that hides WordPress core admin notices.
512	*
513	* Callers must run this before WordPress flushes the style queue in
514	* print_admin_styles() (admin_print_styles, priority 20). Later than that,
515	* the handle is never printed. The previous admin_print_styles priority-10
516	* hook still works.
517	*
518	* @deprecated 0.10.0 Use hide_core_admin_notices(), which enqueues the CSS.
519	*
520	* @return void
521	*/
522	public static function print_hide_core_admin_notices_style() {
523	_deprecated_function( __METHOD__, 'admin-ui-0.10.0', __CLASS__ . '::hide_core_admin_notices' );
524	self::hide_core_admin_notices();
525	}
526
527	/**
528	* Gets the CSS that hides WordPress core admin notices.
529	*
530	* We only target direct children of #wpbody-content (where core renders notices via the
531	* admin_notices / all_admin_notices hooks). This intentionally leaves JITMs untouched —
532	* they output `.jetpack-jitm-message`, not `.notice` — and leaves in-app/React notices
533	* untouched, since those render deeper inside `.wrap`. The CSS rides on a source-less
534	* handle rather than a build asset so it also reaches older Jetpack pages that ship no
535	* stylesheet of their own.
536	*
537	* @return string CSS rules.
538	*/
539	private static function get_hide_core_admin_notices_styles() {
540	return '
541	#wpbody-content > .notice,
542	#wpbody-content > .update-nag,
543	#wpbody-content > .updated,
544	#wpbody-content > .error { display: none !important; }
545	';
546	}
547
548	/**
549	* Sets the callback that resolves a menu item's declared gate.
550	*
551	* The callback receives the item's $args array and returns true (gate satisfied),
552	* false (not satisfied), or null when it cannot answer — an unknown product slug,
553	* for instance. Null is treated as satisfied, so a gate this package cannot resolve
554	* never removes a menu item.
555	*
556	* This is the seam My Jetpack fills. Hosts wanting to shape the sidebar should use the
557	* `jetpack_admin_menu_visibility` filter instead, which takes precedence: an item the
558	* filter names is never put to this callback at all.
559	*
560	* @param callable\|null $resolver Resolver callback, or null to clear it.
561	* @return void
562	*/
563	public static function set_visibility_resolver( $resolver ) {
564	self::$visibility_resolver = $resolver;
565	}
566
567	/**
568	* Takes hidden items out of the sidebar before it renders.
569	*
570	* Runs on admin_head, after core's access check has already resolved the current page,
571	* so a hidden item's page stays reachable while its entry disappears.
572	*
573	* @return void
574	*/
575	public static function remove_hidden_menu_items() {
576	foreach ( self::$hidden_menu_slugs as $menu_slug ) {
577	remove_submenu_page( 'jetpack', plugin_basename( $menu_slug ) );
578	}
579
580	foreach ( self::$hidden_top_level_slugs as $menu_slug ) {
581	remove_menu_page( plugin_basename( $menu_slug ) );
582	}
583	}
584
585	/**
586	* Returns the name a host uses for a menu item in the visibility filter.
587	*
588	* The menu slug is only a fallback. It is the wrong thing to hand a host as an identifier:
589	* several items register a URL as their slug, Blaze's is filterable, and VideoPress swaps
590	* between two slugs depending on whether the module is active — so a host naming one of
591	* them is naming a moving target, or only half an item.
592	*
593	* @param array $menu_item A registered menu item.
594	* @return string
595	*/
596	private static function get_item_key( array $menu_item ) {
597	if ( ! empty( $menu_item['args']['key'] ) ) {
598	return (string) $menu_item['args']['key'];
599	}
600
601	return (string) $menu_item['menu_slug'];
602	}
603
604	/**
605	* Builds the item => state map and hands it to hosts to amend.
606	*
607	* @return array Map of item key to one of the VISIBILITY_* states.
608	*/
609	private static function get_visibility_states() {
610	// This filter is one a policy feeds, and nothing else need have read the policy this request.
611	if ( method_exists( Feature_Policy::class, 'ensure_hooks' ) ) {
612	Feature_Policy::ensure_hooks();
613	}
614
615	$states = array();
616	$items = array_merge( self::$menu_items, self::$top_level_items );
617
618	foreach ( $items as $menu_item ) {
619	$states[ self::get_item_key( $menu_item ) ] = self::VISIBILITY_DEFAULT;
620	}
621
622	/**
623	* Filters which Jetpack items appear in the wp-admin sidebar.
624	*
625	* Governs the sidebar entry only — a hidden item's page stays reachable by URL, so this
626	* is not an access control. States: 'default' follows the item's feature, 'visible' shows it, 'hidden' removes it.
627	*
628	* @since 0.12.0
629	*
630	* @param array $states Map of item key (menu slug unless the item declared one) to state.
631	* @param array $menu_items The registered menu items, for context.
632	*/
633	$states = apply_filters( 'jetpack_admin_menu_visibility', $states, $items );
634
635	return is_array( $states ) ? $states : array();
636	}
637
638	/**
639	* Decides whether a single menu item should appear in the sidebar.
640	*
641	* @param array $menu_item A registered menu item.
642	* @param array $visibility The resolved state map from get_visibility_states().
643	* @return bool
644	*/
645	private static function is_menu_item_visible( array $menu_item, array $visibility ) {
646	$key = self::get_item_key( $menu_item );
647	$state = $visibility[ $key ] ?? self::VISIBILITY_DEFAULT;
648
649	if ( self::VISIBILITY_HIDDEN === $state ) {
650	return false;
651	}
652
653	if ( self::VISIBILITY_VISIBLE === $state ) {
654	return true;
655	}
656
657	return self::is_gate_satisfied( $menu_item['args'] ?? array() );
658	}
659
660	/**
661	* Asks the resolver whether an item's declared gate is satisfied.
662	*
663	* Everything here fails open. An item that declares no gate, a site with no resolver
664	* registered, and a gate the resolver does not recognize all keep the item in the
665	* sidebar, so adopting this mechanism cannot remove an item nobody asked it to.
666	*
667	* @param array $args The item's visibility declaration.
668	* @return bool
669	*/
670	private static function is_gate_satisfied( array $args ) {
671	if ( ! isset( $args['product'] ) && ! isset( $args['module'] ) ) {
672	return true;
673	}
674
675	if ( ! is_callable( self::$visibility_resolver ) ) {
676	return true;
677	}
678
679	$resolved = call_user_func( self::$visibility_resolver, $args );
680
681	return null === $resolved ? true : (bool) $resolved;
682	}
683
684	/**
685	* Removes an already added submenu
686	*
687	* @param string $menu_slug The slug of the submenu to remove.
688	*
689	* @return array\|false The removed submenu on success, false if not found.
690	*/
691	public static function remove_menu( $menu_slug ) {
692
693	foreach ( self::$menu_items as $index => $menu_item ) {
694	if ( $menu_item['menu_slug'] === $menu_slug ) {
695	unset( self::$menu_items[ $index ] );
696
697	return $menu_item;
698	}
699	}
700
701	return false;
702	}
703
704	/**
705	* Gets the slug for the first item under the Jetpack top level menu
706	*
707	* Skips hidden items rather than reading $submenu alone, because callers on admin_enqueue_scripts
708	* and outside wp-admin ask before — or without — the admin_head pass that drops them.
709	*
710	* @return string\|null
711	*/
712	public static function get_top_level_menu_item_slug() {
713	global $submenu;
714
715	if ( empty( $submenu['jetpack'] ) ) {
716	return null;
717	}
718
719	$hidden = array_map( 'plugin_basename', self::$hidden_menu_slugs );
720
721	foreach ( $submenu['jetpack'] as $item ) {
722	if ( isset( $item[2] ) && ! in_array( $item[2], $hidden, true ) ) {
723	return $item[2];
724	}
725	}
726
727	return null;
728	}
729
730	/**
731	* Gets the URL for the first item under the Jetpack top level menu
732	*
733	* @param string $fallback If Jetpack menu is not there or no children is found, return this fallback instead. Default to admin_url().
734	* @return string
735	*/
736	public static function get_top_level_menu_item_url( $fallback = false ) {
737	$slug = self::get_top_level_menu_item_slug();
738
739	if ( $slug ) {
740	$url = menu_page_url( $slug, false );
741	return $url;
742	}
743
744	$url = $fallback ? $fallback : admin_url();
745	return $url;
746	}
747
748	/**
749	* Checks whether the current site should show the upgrade menu item.
750	*
751	* The upgrade menu is only shown to administrators on free-plan sites
752	* that are not hosted on WordPress.com.
753	*
754	* @return bool True if the upgrade menu should be shown.
755	*/
756	private static function should_show_upgrade_menu() {
757
758	// Only show to administrators.
759	if ( ! current_user_can( 'manage_options' ) ) {
760	return false;
761	}
762
763	// Don't show upsells on WordPress.com platform.
764	if ( class_exists( '\Automattic\Jetpack\Status\Host' ) ) {
765	$host = new \Automattic\Jetpack\Status\Host();
766	if ( $host->is_wpcom_platform() ) {
767	return false;
768	}
769	}
770
771	// Don't show upsells in offline/development mode.
772	if ( class_exists( '\Automattic\Jetpack\Status' ) ) {
773	$status = new \Automattic\Jetpack\Status();
774	if ( $status->is_offline_mode() ) {
775	return false;
776	}
777	}
778
779	// Only show after the site and current user are connected.
780	if ( ! self::is_site_and_user_connected() ) {
781	return false;
782	}
783
784	// Only show to free-plan sites.
785	return self::is_free_plan();
786	}
787
788	/**
789	* Checks whether the site and current user are connected to WordPress.com.
790	*
791	* @return bool True if site and current user are connected.
792	*/
793	private static function is_site_and_user_connected() {
794	$connection_manager = self::$connection_manager;
795	if ( ! $connection_manager && class_exists( '\Automattic\Jetpack\Connection\Manager' ) ) {
796	$connection_manager = new \Automattic\Jetpack\Connection\Manager();
797	self::$connection_manager = $connection_manager;
798	}
799
800	if (
801	$connection_manager
802	&& is_callable( array( $connection_manager, 'is_connected' ) )
803	&& is_callable( array( $connection_manager, 'is_user_connected' ) )
804	) {
805	return (bool) $connection_manager->is_connected()
806	&& (bool) $connection_manager->is_user_connected( get_current_user_id() );
807	}
808
809	return false;
810	}
811
812	/**
813	* Sets the connection manager dependency; used by tests.
814	*
815	* @param object\|null $connection_manager Connection manager object.
816	* @return void
817	*/
818	public static function set_connection_manager( $connection_manager ) {
819	self::$connection_manager = $connection_manager;
820	}
821
822	/**
823	* Checks whether the current site is on a free Jetpack plan with no active paid license.
824	*
825	* @return bool True if the site has no paid plan.
826	*/
827	private static function is_free_plan() {
828	// Check the active plan - use the is_free field or product_slug.
829	$plan = get_option( 'jetpack_active_plan', array() );
830
831	// Back-compat: older plan payloads use class to indicate paid plans.
832	if ( isset( $plan['class'] ) && 'free' !== $plan['class'] ) {
833	return false;
834	}
835
836	// If the plan explicitly says it's not free, trust that.
837	if ( isset( $plan['is_free'] ) && false === $plan['is_free'] ) {
838	return false;
839	}
840
841	// Check if the product slug indicates a paid plan.
842	if ( isset( $plan['product_slug'] ) && 'jetpack_free' !== $plan['product_slug'] ) {
843	return false;
844	}
845
846	// Also check for site products (licenses can add products without changing plan).
847	$products = get_option( 'jetpack_site_products', array() );
848	if ( ! empty( $products ) && is_array( $products ) ) {
849	return false;
850	}
851
852	return true;
853	}
854
855	/**
856	* Conditionally adds an "Upgrade Jetpack" submenu item for free-plan sites.
857	*
858	* Only shown to users with manage_options capability on self-hosted sites without a paid Jetpack plan or license.
859	*
860	* @return void
861	*/
862	private static function maybe_add_upgrade_menu_item() {
863	if ( ! self::should_show_upgrade_menu() ) {
864	return;
865	}
866
867	$upgrade_url = class_exists( '\Automattic\Jetpack\Redirect' )
868	? \Automattic\Jetpack\Redirect::get_url( self::UPGRADE_MENU_SLUG )
869	: self::UPGRADE_MENU_FALLBACK_URL;
870
871	$menu_title = esc_html__( 'Upgrade Jetpack', 'jetpack-admin-ui' );
872
873	add_submenu_page(
874	'jetpack',
875	$menu_title,
876	$menu_title,
877	'manage_options',
878	esc_url( $upgrade_url ),
879	null, // @phan-suppress-current-line PhanTypeMismatchArgumentProbablyReal -- Core should ideally document null for no-callback arg. https://core.trac.wordpress.org/ticket/52539.
880	self::POSITION_UPGRADE
881	);
882
883	// Add a CSS class to the <li> element so styles can target it precisely.
884	global $submenu;
885	if ( ! empty( $submenu['jetpack'] ) ) {
886	foreach ( $submenu['jetpack'] as $index => $item ) {
887	if ( isset( $item[2] ) && false !== strpos( $item[2], self::UPGRADE_MENU_SLUG ) ) {
888	// phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
889	$submenu['jetpack'][ $index ][4] = ( ! empty( $item[4] ) ? $item[4] . ' ' : '' ) . self::UPGRADE_MENU_SLUG;
890	break;
891	}
892	}
893	}
894	}
895
896	/**
897	* Enqueues admin styles for the "Upgrade Jetpack" menu item.
898	*
899	* The sidebar menu is visible on every admin page, so styles load globally.
900	* Only enqueues for free-plan sites on self-hosted installs.
901	*
902	* @return void
903	*/
904	public static function add_upgrade_menu_item_styles() {
905	if ( ! self::should_show_upgrade_menu() ) {
906	return;
907	}
908
909	$asset_file = dirname( __DIR__ ) . '/build/admin-ui-upgrade-menu.asset.php';
910	$asset = file_exists( $asset_file ) ? require $asset_file : array();
911
912	wp_enqueue_style(
913	'jetpack-admin-ui-upgrade-menu',
914	plugins_url( '../build/admin-ui-upgrade-menu.css', __FILE__ ),
915	$asset['dependencies'] ?? array(),
916	$asset['version'] ?? self::PACKAGE_VERSION
917	);
918
919	self::enqueue_upgrade_menu_tracks_script( $asset );
920	}
921
922	/**
923	* Enqueues WPDS design tokens so `var(--wpds-*)` values resolve at runtime.
924	*
925	* Prefer Core/Gutenberg's `wp-theme` style when registered; otherwise ship
926	* the bundled copy. The caller scopes the call to the right page(s).
927	*
928	* @return void
929	*/
930	public static function enqueue_design_tokens() {
931	// Registered since WP 7.1 (and by Gutenberg):
932	// https://make.wordpress.org/core/2026/07/31/design-system-theming-in-wordpress-7-1/
933	if ( wp_style_is( 'wp-theme', 'registered' ) ) {
934	wp_enqueue_style( 'wp-theme' );
935	return;
936	}
937
938	// @todo Remove this, the called function, and the webpack entrypoint it registers when WP 7.1 is the minimum version.
939	self::register_design_tokens_style();
940	wp_enqueue_style( self::DESIGN_TOKENS_HANDLE );
941	}
942
943	/**
944	* Registers the bundled, token-only WPDS design-tokens stylesheet.
945	*
946	* Used only when `wp-theme` is not registered. Safe to call repeatedly:
947	* wp_register_style() is a no-op once the handle is registered.
948	*
949	* @return void
950	*/
951	private static function register_design_tokens_style() {
952	if ( wp_style_is( self::DESIGN_TOKENS_HANDLE, 'registered' ) ) {
953	return;
954	}
955
956	$asset_file = dirname( __DIR__ ) . '/build/design-tokens.asset.php';
957	$asset = file_exists( $asset_file ) ? require $asset_file : array();
958
959	wp_register_style(
960	self::DESIGN_TOKENS_HANDLE,
961	plugins_url( '../build/design-tokens.css', __FILE__ ),
962	$asset['dependencies'] ?? array(),
963	$asset['version'] ?? self::PACKAGE_VERSION
964	);
965	}
966
967	/**
968	* Enqueues the design tokens on the pages registered through this class.
969	*
970	* This is the admin_enqueue_scripts callback for the modernized Jetpack
971	* dashboards. Scoped to self::$page_hooks so the tokens load wherever a
972	* modernized dashboard renders, regardless of plan or connection state; the
973	* actual enqueue is delegated to the reusable enqueue_design_tokens() API.
974	*
975	* @param string $hook_suffix The current admin page's hook suffix.
976	* @return void
977	*/
978	public static function maybe_enqueue_design_tokens( $hook_suffix ) {
979	if ( ! in_array( $hook_suffix, self::$page_hooks, true ) ) {
980	return;
981	}
982
983	self::enqueue_design_tokens();
984	}
985
986	/**
987	* Enqueues Tracks for the upgrade submenu item.
988	*
989	* @param array $asset Parsed contents of admin-ui-upgrade-menu.asset.php.
990	* @return void
991	*/
992	private static function enqueue_upgrade_menu_tracks_script( $asset ) {
993	if ( ! class_exists( '\Automattic\Jetpack\Tracking' ) ) {
994	return;
995	}
996
997	Tracking::register_tracks_functions_scripts( true );
998
999	wp_enqueue_script(
1000	'jetpack-admin-ui-upgrade-menu-tracking',
1001	plugins_url( '../build/admin-ui-upgrade-menu-tracking.js', __FILE__ ),
1002	$asset['dependencies'] ?? array(),
1003	$asset['version'] ?? self::PACKAGE_VERSION,
1004	true
1005	);
1006
1007	$current_screen = get_current_screen();
1008	$is_admin = current_user_can( 'jetpack_disconnect' );
1009	$site_id = class_exists( 'Jetpack_Options' ) ? Jetpack_Options::get_option( 'id' ) : null;
1010	$tracks_user_data = class_exists( 'Jetpack_Tracks_Client' ) ? Jetpack_Tracks_Client::get_connected_user_tracks_identity() : null;
1011
1012	wp_localize_script(
1013	'jetpack-admin-ui-upgrade-menu-tracking',
1014	'jetpackAdminUiUpgradeMenu',
1015	array(
1016	'menuItemClass' => self::UPGRADE_MENU_SLUG,
1017	'tracksUserData' => $tracks_user_data,
1018	'tracksEventData' => array(
1019	'is_admin' => $is_admin,
1020	'current_screen' => $current_screen ? $current_screen->id : false,
1021	'blog_id' => $site_id,
1022	),
1023	)
1024	);
1025	}
1026	}
1027