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OpenStation: Desktop Windows, Dock & Virtual Desktops for WP Admin / 1.1.3
OpenStation: Desktop Windows, Dock & Virtual Desktops for WP Admin v1.1.3
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desktop-mode / includes / render / assets.php

assets.php in OpenStation: Desktop Windows, Dock & Virtual Desktops for WP Admin 1.1.3, at includes/render/assets.php

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1 <?php
2 /**
3 * OpenStation — Asset enqueue.
4 *
5 * Loads the desktop shell CSS + JS bundles when OpenStation is
6 * active and the request isn't chromeless / classic-overridden.
7 * Owns the entire `openstation_enqueue_assets()` body — the
8 * largest hook in the original render.php and the natural seam
9 * for "what does the shell ship to the browser today?".
10 *
11 * Extracted from `render.php` during the architecture-0.8.1 PHP
12 * slicing (phase 6).
13 *
14 * @package OpenStation
15 */
16
17 defined( 'ABSPATH' ) || exit;
18
19 /**
20 * Enqueues the OpenStation shell assets (CSS + JS) when OpenStation is active.
21 *
22 * Only loads the full desktop shell scripts and styles when the user has
23 * OpenStation enabled and the request is not a chromeless iframe load.
24 */
25 function openstation_enqueue_assets() {
26 if ( ! is_admin() ) {
27 return;
28 }
29
30 // Auto-enqueue the iframe bridge anywhere a openstation user
31 // might land. The bundle self-bails when not inside an iframe
32 // (`window.parent === window`), so it's a no-op on the parent
33 // shell — but cheap insurance against the failure mode the
34 // developer hit: an internal admin navigation drops the
35 // `?openstation_chromeless=1` flag, the chromeless inline bridge doesn't
36 // run, and `wp.os.iframe` silently disappears. With this
37 // auto-enqueue, the API is universally present for any same-
38 // origin admin page a openstation user opens — chromeless or
39 // accidentally classic.
40 if ( openstation_is_enabled() ) {
41 wp_enqueue_script( 'os-iframe-bridge' );
42
43 // Block Editor cross-window drop receiver. Listens for
44 // `os-drop` postMessages from the parent shell and
45 // inserts the matching block. Only enqueue inside the
46 // post-edit Block Editor screens — every other admin page
47 // would be paying for a bundle it never uses.
48 //
49 // `site-editor.php` (full-site editor) deliberately omitted:
50 // the FSE doesn't expose `wp.data.dispatch('core/block-editor')`
51 // until the user opens a template in the canvas iframe, so
52 // drops arriving before that point would silently time out
53 // after the receiver's 5 s `waitForEditor()` poll. Re-enable
54 // once we have a reliable readiness signal in that context.
55 global $hook_suffix;
56 if ( 'post.php' === $hook_suffix || 'post-new.php' === $hook_suffix ) {
57 wp_enqueue_script( 'os-gutenberg-drop-receiver' );
58 }
59 }
60
61 // Chromeless requests (iframes) need chromeless styles and overrides.
62 if ( openstation_is_chromeless_request() ) {
63 wp_enqueue_style( 'openstation' );
64 wp_enqueue_style( 'os-chromeless' );
65
66 /**
67 * Fires when chromeless styles are enqueued inside a OpenStation iframe.
68 *
69 * Plugin and theme authors can hook here to enqueue their own CSS
70 * overrides for legacy pages rendered in chromeless mode. Use the
71 * `.os-chromeless` body class to scope your rules.
72 */
73 do_action( 'openstation_chromeless_styles' );
74 return;
75 }
76
77 if ( ! openstation_is_enabled() || openstation_is_classic_request() ) {
78 return;
79 }
80
81 // CSS. Only the sheets that paint surfaces present at boot — the
82 // shell chrome, the dock, desktop tiles and pinned notes. Sheets
83 // for on-demand surfaces (Preferences panel, AI assistant, bug
84 // report) ship as `deferredStyles` in the config blob below and
85 // inject on first open; a native window's sheet rides its
86 // registration's `styles` companion list the same way.
87 wp_enqueue_style( 'openstation' );
88 wp_enqueue_style( 'os-windows' );
89 wp_enqueue_style( 'os-window-overview' );
90 wp_enqueue_style( 'os-dock' );
91 wp_enqueue_style( 'os-dock-peek' );
92 wp_enqueue_style( 'os-notch' );
93 wp_enqueue_style( 'os-shortcuts' );
94 wp_enqueue_style( 'os-openstation-layout' );
95 wp_enqueue_style( 'os-files' );
96 wp_enqueue_style( 'os-notes' );
97
98 // Solo mode — a single window freed into a native OS window by the
99 // desktop host. Same shell, everything but that one window hidden.
100 $solo_window = openstation_solo_window_id();
101 if ( '' !== $solo_window ) {
102 wp_enqueue_style( 'os-solo' );
103
104 /*
105 * Hide every window that is not the one this surface was booted
106 * to paint — from the first frame, before any of them exist.
107 *
108 * Solo mode promises one window. Anything that opens a second
109 * (a game launched from a freed Games hub, a plugin calling
110 * `openWindow`) would otherwise land on top of the first, and
111 * solo's CSS stretches every window to fill the viewport, so it
112 * covers what the user was using.
113 *
114 * This has to be CSS rather than JavaScript, and it has to be
115 * inline. A JS rule can only run once the window exists, which
116 * is a frame too late — the user sees the newcomer flash before
117 * it is dealt with. A static stylesheet cannot express it
118 * either, because the selector depends on which window this is.
119 * So the rule is emitted with the id baked in, and no window but
120 * that one is ever painted.
121 *
122 * `visibility` rather than `display`: a hidden-but-laid-out
123 * window still has a size, which canvas-based windows need in
124 * order to initialise without dividing by zero on the way to
125 * being closed.
126 *
127 * The id is `sanitize_key()`-clean (see `openstation_solo_window_id()`),
128 * so it is safe in a selector; it is escaped again here because
129 * the distance between those two facts is exactly where this
130 * kind of bug lives.
131 */
132 wp_add_inline_style(
133 'os-solo',
134 sprintf(
135 'body.os-solo .os-window:not(#wp-window-%1$s){visibility:hidden !important;pointer-events:none !important;}',
136 esc_attr( $solo_window )
137 )
138 );
139 }
140
141 // The rebrand announcement paints on one visit per user and never
142 // again, so its stylesheet is only worth sending to the users who
143 // are actually going to see it. Computed once here and reused for
144 // the `rebrandNotice` config key below, which reads the same answer.
145 $show_rebrand_notice = openstation_should_show_rebrand_notice();
146 if ( $show_rebrand_notice ) {
147 wp_enqueue_style( 'os-announce' );
148 }
149
150 // JS.
151 wp_enqueue_script( 'openstation' );
152
153 // `wp_enqueue_command_palette_assets()` (WP 6.9+) enqueues the
154 // `wp-commands` store package, the `wp-core-commands` script that
155 // registers the WordPress-wide baseline (Add new post, Manage
156 // plugins, Switch theme, Browse patterns, …) AND — critically —
157 // the inline `wp.coreCommands.initializeCommandPalette( … )` call
158 // that actually populates the `core/commands` data store with the
159 // admin-menu commands. Without that inline init, the script loads
160 // but the store stays empty and `src/commands/shell-harvester.ts`
161 // finds nothing to publish.
162 //
163 // WP normally only calls this on screens that opt in to the native
164 // palette; the shell needs it on every admin URL it might wrap.
165 // `function_exists` guard for pre-6.9 sites — the harvester gracefully
166 // no-ops when the store is missing.
167 // See `openstation_defer_core_command_palette()` below for why
168 // Core's own boot-time enqueue is unhooked on shell pages.
169 //
170 // The Core command-palette runtime is NOT enqueued here any more.
171 // Its dependency chain is the whole Gutenberg runtime (~800 KB
172 // gzipped across forty-odd bundles), paid on every boot for a ⌘K
173 // palette most sessions never open. It now ships as an ordered
174 // manifest in the config blob (`commandPalette`, built by
175 // `openstation_build_command_palette_assets_payload()`), and
176 // `src/commands/palette-assets.ts` replays it the first time the
177 // palette is invoked. The shell harvester keeps its idle-time
178 // `install()` — a graceful no-op until the store exists — and
179 // re-installs on `os-command-palette-ready`.
180 $command_palette = openstation_build_command_palette_assets_payload();
181
182 if ( function_exists( 'wp_enqueue_command_palette_assets' ) ) {
183 // Expose the same menu-commands array WP serializes into
184 // `wp.coreCommands.initializeCommandPalette(...)` on a window
185 // slot the shell harvester can read. Built in PHP from `$menu`
186 // / `$submenu`, then injected as a `before` inline on our own
187 // bundle — that runs synchronously before `desktop.min.js`
188 // boots the shell harvester, so the lookup is guaranteed
189 // populated by the time `src/commands/shell-harvester.ts`
190 // classifies any command. Decoupled from WP's command-palette
191 // mount timing (which fires from a core-registered hook we
192 // can't reorder) — and, since the palette bundles went lazy,
193 // from whether they have loaded at all.
194 $menu_map = openstation_build_command_menu_map();
195 wp_add_inline_script(
196 'openstation',
197 'window.__openStationMenuCommands = ' . wp_json_encode( $menu_map ) . ';',
198 'before'
199 );
200 }
201
202 // Pass configuration to JavaScript.
203 global $title, $pagenow, $parent_file, $menu;
204
205 $menu_icon = 'dashicons-admin-generic';
206 if ( ! empty( $parent_file ) && ! empty( $menu ) ) {
207 foreach ( $menu as $item ) {
208 if ( ! empty( $item[2] ) && $item[2] === $parent_file && ! empty( $item[6] ) ) {
209 $menu_icon = $item[6];
210 break;
211 }
212 }
213 }
214
215 // Build dock items from the admin menu. Core pages are ordered
216 // first (Dashboard, Posts, Plugins, Users, Settings, …), then
217 // plugin-contributed top-level routes. `openstation_dock_placement`
218 // is the per-item filter escape hatch for hiding. Shared with the
219 // REST menu endpoint so live refreshes (post plugin-activation)
220 // produce the same ordering as the boot payload.
221 $menu_payload = openstation_build_menu_payload();
222 $dock_items = $menu_payload['dockItems'];
223 $native_windows = isset( $menu_payload['nativeWindows'] )
224 ? $menu_payload['nativeWindows']
225 : array();
226 $server_widgets = isset( $menu_payload['serverWidgets'] )
227 ? $menu_payload['serverWidgets']
228 : array();
229 $server_wallpapers = isset( $menu_payload['serverWallpapers'] )
230 ? $menu_payload['serverWallpapers']
231 : array();
232 $server_command_scripts = isset( $menu_payload['serverCommandScripts'] )
233 ? $menu_payload['serverCommandScripts']
234 : array();
235 $server_commands = isset( $menu_payload['serverCommands'] )
236 ? $menu_payload['serverCommands']
237 : array();
238 $server_settings_tab_scripts = isset( $menu_payload['serverSettingsTabScripts'] )
239 ? $menu_payload['serverSettingsTabScripts']
240 : array();
241 $server_settings_tabs = isset( $menu_payload['serverSettingsTabs'] )
242 ? $menu_payload['serverSettingsTabs']
243 : array();
244 $server_dock_rail_renderer_scripts = isset( $menu_payload['serverDockRailRendererScripts'] )
245 ? $menu_payload['serverDockRailRendererScripts']
246 : array();
247 $server_titlebar_button_scripts = isset( $menu_payload['serverTitleBarButtonScripts'] )
248 ? $menu_payload['serverTitleBarButtonScripts']
249 : array();
250 $server_window_action_scripts = isset( $menu_payload['serverWindowActionScripts'] )
251 ? $menu_payload['serverWindowActionScripts']
252 : array();
253 $server_window_theme_scripts = isset( $menu_payload['serverWindowThemeScripts'] )
254 ? $menu_payload['serverWindowThemeScripts']
255 : array();
256 $server_window_themes = isset( $menu_payload['serverWindowThemes'] )
257 ? $menu_payload['serverWindowThemes']
258 : array();
259 $server_window_control_scripts = isset( $menu_payload['serverWindowControlScripts'] )
260 ? $menu_payload['serverWindowControlScripts']
261 : array();
262 $server_window_controls = isset( $menu_payload['serverWindowControls'] )
263 ? $menu_payload['serverWindowControls']
264 : array();
265 $server_window_slot_scripts = isset( $menu_payload['serverWindowSlotScripts'] )
266 ? $menu_payload['serverWindowSlotScripts']
267 : array();
268 $server_window_slots = isset( $menu_payload['serverWindowSlots'] )
269 ? $menu_payload['serverWindowSlots']
270 : array();
271 $server_window_chrome_scripts = isset( $menu_payload['serverWindowChromeScripts'] )
272 ? $menu_payload['serverWindowChromeScripts']
273 : array();
274 $server_window_chromes = isset( $menu_payload['serverWindowChromes'] )
275 ? $menu_payload['serverWindowChromes']
276 : array();
277 $server_window_notices = isset( $menu_payload['serverWindowNotices'] )
278 ? $menu_payload['serverWindowNotices']
279 : array();
280 $server_games = isset( $menu_payload['serverGames'] )
281 ? $menu_payload['serverGames']
282 : array();
283 // Boot-time copy of the desktop-theme library. Without it the
284 // shell's registry seeds EMPTY, and the consequences are subtle
285 // rather than obvious: PHP has already applied the user's theme
286 // server-side (stylesheet + shell attribute), but the client
287 // can't resolve the slug to an entry, so it believes nothing is
288 // active. Themed ICONS never paint, and switching back to the
289 // system default no-ops the first time — `applyDesktopTheme()`
290 // dedupes on an `activeId` that was never set.
291 $server_desktop_themes = isset( $menu_payload['serverDesktopThemes'] )
292 ? $menu_payload['serverDesktopThemes']
293 : array();
294 $desktop_icons = isset( $menu_payload['desktopIcons'] )
295 ? $menu_payload['desktopIcons']
296 : array();
297
298 // Files-on-the-Desktop payload (Phase 0+1). Plugin-registered
299 // file types and openers ship as metadata only; the JS side
300 // holds the executable handlers and resolves on double-click.
301 $server_file_types = function_exists( 'openstation_build_file_types_payload' )
302 ? openstation_build_file_types_payload()
303 : array();
304 $server_file_openers = function_exists( 'openstation_build_file_openers_payload' )
305 ? openstation_build_file_openers_payload()
306 : array();
307 $user_file_associations = function_exists( 'openstation_get_user_file_associations' )
308 ? openstation_get_user_file_associations( get_current_user_id() )
309 : array();
310 $server_wallpaper_menu_items = function_exists( 'openstation_build_wallpaper_menu_items' )
311 ? openstation_build_wallpaper_menu_items()
312 : array();
313
314 /*
315 * OS-file drop config — what the browser drop manager will
316 * accept when the user drags a file from their native desktop
317 * onto any surface inside OpenStation (wallpaper, a folder,
318 * a window, or a chromeless iframe). The allowed-mimes list is
319 * the user-scoped `get_allowed_mime_types()` (already capability
320 * gated by WordPress); the size cap is `wp_max_upload_size()`.
321 *
322 * Both are filterable so plugins can narrow or widen the set —
323 * e.g. a media-only plugin can restrict drops to images, or a
324 * docs plugin can opt PDFs in for a specific role.
325 */
326 $drop_allowed_mimes_map = current_user_can( 'upload_files' )
327 ? get_allowed_mime_types( get_current_user_id() )
328 : array();
329 /**
330 * Filter the allowed-mime map used by the OS-file drop manager.
331 *
332 * @param array<string,string> $mimes_map `ext => mime-type` map (same shape `get_allowed_mime_types()` returns).
333 * @param int $user_id The current user id.
334 */
335 $drop_allowed_mimes_map = apply_filters( 'openstation_drop_allowed_mimes', $drop_allowed_mimes_map, get_current_user_id() );
336 $drop_allowed_mimes_map = is_array( $drop_allowed_mimes_map ) ? $drop_allowed_mimes_map : array();
337 $drop_allowed_mimes = array_values( array_unique( array_values( $drop_allowed_mimes_map ) ) );
338
339 $drop_max_size = (int) wp_max_upload_size();
340 /**
341 * Filter the per-file size cap (in bytes) used by the OS-file
342 * drop manager. Returning `0` disables the client-side cap —
343 * the server still enforces its own.
344 *
345 * @param int $max_size Default `wp_max_upload_size()`.
346 * @param int $user_id The current user id.
347 */
348 $drop_max_size = (int) apply_filters( 'openstation_drop_max_size', $drop_max_size, get_current_user_id() );
349
350 /**
351 * Filter the master OS-file drop enable gate. Lets plugins
352 * disable the drop manager by role / capability beyond the
353 * default `upload_files` check (e.g. only for admins, or
354 * only on specific multisite blogs).
355 *
356 * @param bool $enabled Default — `current_user_can( 'upload_files' )`.
357 * @param int $user_id The current user id.
358 */
359 $drop_enabled = (bool) apply_filters(
360 'openstation_drop_enabled',
361 current_user_can( 'upload_files' ),
362 get_current_user_id()
363 );
364
365 $drop_config = array(
366 'enabled' => $drop_enabled,
367 'allowedMimes' => $drop_allowed_mimes,
368 'extToMime' => $drop_allowed_mimes_map,
369 'maxSize' => $drop_max_size,
370 );
371
372 // Lazy-bundle URL builder. Each lazy-loaded bundle (AI Assistant,
373 // OS Settings panel, shell-overlays, window-system)
374 // is `<script>`-injected by the main bundle on demand — they don't
375 // go through `wp_register_script`, so they don't pick up WordPress's
376 // usual `?ver=<filemtime>` cache-buster. Without one, the browser
377 // happily serves a stale cached copy across plugin updates that
378 // don't bump `OPENSTATION_VERSION`, and the main bundle's loader
379 // fires a `<script>`-loaded event for a file that's missing the
380 // fresh `window.openStation*` factory the new code expects.
381 //
382 // Mirror the `$built_version( … )` helper in `includes/assets.php`:
383 // prefer the on-disk mtime of the actual file, fall back to the
384 // plugin version when the file is missing (dev environments where
385 // the bundle hasn't been built yet).
386 $suffix = openstation_asset_suffix();
387 $lazy_bundle_url = static function ( $base ) use ( $suffix ) {
388 $path = OPENSTATION_DIR . 'assets/js/' . $base . $suffix . '.js';
389 $ver = file_exists( $path )
390 ? (string) filemtime( $path )
391 : OPENSTATION_VERSION;
392 return esc_url_raw(
393 OPENSTATION_URL . 'assets/js/' . $base . $suffix . '.js?ver=' . $ver
394 );
395 };
396
397 // Build the current page URL from $pagenow + $_GET. Strip the portal
398 // markers so the derived window ID matches what the dock would produce
399 // for the same page — otherwise auto-opening the entry window and
400 // clicking the same dock icon would create a duplicate.
401 $current_query = $_GET; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
402 unset( $current_query[ OPENSTATION_PORTAL_FLAG ], $current_query[ OPENSTATION_PORTAL_INTENT_FLAG ] );
403 $current_page = admin_url( $pagenow ) . ( ! empty( $current_query ) ? '?' . http_build_query( $current_query ) : '' );
404
405 $from_portal = ! empty( $_GET[ OPENSTATION_PORTAL_FLAG ] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
406 $from_portal_intent = ! empty( $_GET[ OPENSTATION_PORTAL_INTENT_FLAG ] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
407
408 /**
409 * Filters the desktop shell configuration passed to JavaScript.
410 *
411 * @param array $config {
412 * Desktop shell configuration.
413 *
414 * @type string $currentPage The current admin page URL.
415 * @type string $currentTitle The current page title.
416 * @type string $currentIcon Dashicon class for the current page.
417 * @type string $adminUrl The base admin URL.
418 * @type string $colorScheme The active admin color scheme.
419 * @type array $dockItems Dock items derived from the admin menu. Core WordPress pages (Dashboard, Posts, Plugins, Users, Settings, CPTs…) are ordered first; plugin-contributed top-level routes (admin.php?page=*) follow. Items hidden via `openstation_dock_placement` are omitted.
420 * @type array $nativeWindows Server-declared native windows (via `openstation_register_window`). Shell registers + syncs tiles based on this list — activation/deactivation is a diff without shell reload.
421 * @type array $serverWidgets Server-declared right-column widgets (via `openstation_register_widget`). Shell syncs the widget registry + dynamically loads plugin scripts so widgets appear in the picker without a shell reload.
422 * @type array $serverWallpapers Server-declared wallpapers (via `openstation_register_wallpaper`). Same lifecycle — shell loads the plugin's JS, reads the full `WallpaperDef` from `window.openStationWallpapers[id]`, and registers / unregisters as plugins activate / deactivate.
423 * @type array $serverCommandScripts Script handles opted-in via `openstation_register_command_script`. Shell injects each URL on activation so commands registered by `wp.os.registerCommand` appear in the palette live. Deactivation unregisters any commands whose `owner` matches the departing handle.
424 * @type array $serverCommands Server-declared command metadata (via `openstation_register_command`). Advisory today — reserved for future pre-registration shims.
425 * @type array $serverSettingsTabScripts Script handles opted-in via `openstation_register_settings_tab_script`. Shell injects each URL on activation so tabs registered by `wp.os.registerSettingsTab` appear in the OS Settings window live. Deactivation unregisters tabs attributable to the departing handle.
426 * @type array $serverSettingsTabs Server-declared settings-tab metadata (via `openstation_register_settings_tab`). Enables live unregistration on plugin deactivation without requiring JS to set `owner`.
427 * @type array $desktopIcons Server-declared desktop icons (via `openstation_register_icon`). Rendered on the wallpaper as clickable shortcut tiles.
428 * @type array $accentColors Swatch list for the OS Settings accent picker. Filterable via `openstation_accent_colors`.
429 * @type array $toastTypes Toast-notification type map. Filterable via `openstation_toast_types`.
430 * @type string $defaultWallpaper Wallpaper slug applied on first boot. Filterable via `openstation_default_wallpaper`.
431 * @type array $session Saved session (windows, focused, updated).
432 * @type string $sessionUrl REST endpoint for saving the session.
433 * @type string $mediaUrl REST endpoint for media uploads (wp/v2/media).
434 * @type string $restUrl REST API root from rest_url(), safe for pretty and plain permalink installs.
435 * @type string $defaultWindowUrl REST endpoint for saving the default-window preference.
436 * @type array $defaultWindow { enabled: bool, url: string } — current default-window preference.
437 * @type bool $canUpload Whether the user holds the `upload_files` capability.
438 * @type string $pluginUrl Plugin base URL (no trailing slash). Used by the shell to locate vendor assets and by plugins to build asset URLs.
439 * @type string $pluginVersion Plugin semver string. Surfaced in the OS Settings → About tab; plugins can read it to gate features by version.
440 * @type string $aboutFeedUrl Authenticated admin-AJAX URL that returns the cached OpenStation journal feed for the About tab.
441 * @type string $restNonce Nonce for the session REST endpoint.
442 * @type string $soloWindow Window id when the shell was asked to paint exactly one window (`?openstation_solo=<id>`); '' otherwise. No dock, taskbar, wallpaper or desk, and no session restore.
443 * @type string $portalUrl Canonical `/openstation/` URL.
444 * @type bool $fromPortal Whether the shell was reached via the portal.
445 * @type bool $fromPortalIntent Whether the portal redirect resolved from an explicit `?target=…` (user navigation intent) rather than the session's focused window or the default-window fallback. Distinguishes a bare `/openstation/` visit from a portal-redirected admin-bar click so the shell can honour the URL the user actually asked for.
446 * @type array $seenIntros Slugs of one-time announcements the user has dismissed (e.g. `['openstation-rebrand']`).
447 * @type string $seenIntrosUrl REST endpoint for the seen-intros surface — POST `/seen` to mark, DELETE the base to reset.
448 * @type bool $rebrandNotice Whether to offer this user the one-off announcement explaining the rename from Desktop Mode to OpenStation. True only when migration 5 flagged this user as a Desktop Mode user from before the rename AND they haven't dismissed the `openstation-rebrand` intro. Only ever present in the shell config, so the announcement never reaches the classic admin.
449 * }
450 */
451 $config = apply_filters(
452 'openstation_shell_config',
453 array(
454 'currentPage' => esc_url( $current_page ),
455 'currentTitle' => wp_strip_all_tags( $title ),
456 'currentIcon' => sanitize_html_class( $menu_icon ),
457 'adminUrl' => esc_url( admin_url() ),
458 'homeUrl' => esc_url( home_url( '/' ) ),
459 // Decoded: the shell assigns this to `window.location`,
460 // where `&amp;` would make `_wpnonce` arrive as
461 // `amp;_wpnonce` and fail the nonce check.
462 'logoutUrl' => esc_url_raw(
463 html_entity_decode( wp_logout_url(), ENT_QUOTES, 'UTF-8' )
464 ),
465 'colorScheme' => sanitize_html_class( get_user_option( 'admin_color' ), 'fresh' ),
466 'dockItems' => $dock_items,
467 // Baseline menu fingerprint. The shell seeds its last-known
468 // signature from this so the first off-allowlist menu change
469 // (vs. this boot state) is caught without a wasted probe. GH#325.
470 'menuSig' => isset( $menu_payload['menuSig'] ) ? (string) $menu_payload['menuSig'] : '',
471 'nativeWindows' => $native_windows,
472 'serverWidgets' => $server_widgets,
473 'serverWallpapers' => $server_wallpapers,
474 'serverCommandScripts' => $server_command_scripts,
475 'serverCommands' => $server_commands,
476 'serverSettingsTabScripts' => $server_settings_tab_scripts,
477 'serverSettingsTabs' => $server_settings_tabs,
478 'serverDockRailRendererScripts' => $server_dock_rail_renderer_scripts,
479 'serverTitleBarButtonScripts' => $server_titlebar_button_scripts,
480 'serverWindowActionScripts' => $server_window_action_scripts,
481 'serverWindowThemeScripts' => $server_window_theme_scripts,
482 'serverWindowThemes' => $server_window_themes,
483 'serverWindowControlScripts' => $server_window_control_scripts,
484 'serverWindowControls' => $server_window_controls,
485 'serverWindowSlotScripts' => $server_window_slot_scripts,
486 'serverWindowSlots' => $server_window_slots,
487 'serverWindowChromeScripts' => $server_window_chrome_scripts,
488 'serverWindowChromes' => $server_window_chromes,
489 'serverWindowNotices' => $server_window_notices,
490 // Boot-time copy of the payload's `serverGames` — the same
491 // list the live-refresh path applies. Without it the games
492 // registry only fills after the first chromeless
493 // full-payload refresh and the Games hub boots empty.
494 'serverGames' => $server_games,
495 'serverDesktopThemes' => $server_desktop_themes,
496 'desktopIcons' => $desktop_icons,
497 'serverFileTypes' => $server_file_types,
498 'serverFileOpeners' => $server_file_openers,
499 'userFileAssociations' => $user_file_associations,
500 'filesUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/files' ) ),
501 // Pinned-notes REST base (`includes/notes/rest.php`). The
502 // notes layer boots only when this is present.
503 'notesUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/notes' ) ),
504 // Gates the "Convert to post" note affordance — the convert
505 // route (and its dock drop target) only make sense for users
506 // who can author posts.
507 'canCreatePosts' => current_user_can( 'edit_posts' ),
508 'serverWallpaperMenuItems' => $server_wallpaper_menu_items,
509 'accentColors' => openstation_get_accent_colors(),
510 'toastTypes' => openstation_get_toast_types(),
511 'coreUpdate' => openstation_get_core_update(),
512 'coreNotices' => openstation_get_core_notices(),
513 'pluginNotices' => openstation_get_plugin_notices(),
514 'defaultWallpaper' => openstation_get_default_wallpaper(),
515 'session' => openstation_get_session( get_current_user_id() ),
516 'sessionUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/session' ) ),
517 'restUrl' => esc_url_raw( rest_url() ),
518 'mediaUrl' => esc_url_raw( rest_url( 'wp/v2/media' ) ),
519 'dropConfig' => $drop_config,
520 'defaultWindowUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/default-window' ) ),
521 'defaultWindow' => openstation_get_default_window( get_current_user_id() ),
522 'canUpload' => current_user_can( 'upload_files' ),
523 'pluginUrl' => esc_url_raw( untrailingslashit( OPENSTATION_URL ) ),
524 'pluginVersion' => OPENSTATION_VERSION,
525 'aboutFeedUrl' => esc_url_raw(
526 add_query_arg(
527 array(
528 'action' => 'openstation_about_feed',
529 'nonce' => wp_create_nonce( 'openstation_about_feed' ),
530 ),
531 admin_url( 'admin-ajax.php' )
532 )
533 ),
534 'iframeBridgeUrl' => $lazy_bundle_url( 'iframe-bridge' ),
535 // URL of the AI Assistant lazy bundle. The main bundle
536 // ships a stub matching the public `wp.os.ai` API; the
537 // stub `<script>`-injects this URL the first time the user
538 // opens the assistant. Picking `.js` vs `.min.js` here keeps
539 // the SCRIPT_DEBUG gate server-side, matching iframeBridgeUrl.
540 'aiAssistantBundleUrl' => $lazy_bundle_url( 'ai-assistant' ),
541 // URL of the OS Settings panel lazy bundle. Injected by
542 // the main bundle's `OsSettings.renderPanel()` stub on
543 // the user's first Settings open. Holds every section
544 // renderer + the `<os-*>` components only the panel
545 // uses, so nothing about Settings ships in
546 // `desktop.min.js` for users who never open it.
547 'osSettingsPanelBundleUrl' => $lazy_bundle_url( 'os-settings-panel' ),
548 // URL of the shell-overlays lazy bundle. Pre-loaded by
549 // the main bundle after first paint so action-triggered
550 // overlays (toast, confirm dialog, context menus) feel
551 // instant the first time they fire.
552 'shellOverlaysBundleUrl' => $lazy_bundle_url( 'shell-overlays' ),
553 // URL of the full `<os-*>` component kit. The shell
554 // never loads this — its own bundles import the
555 // components they render. It exists for
556 // `wp.os.loadComponents()`, i.e. for plugin code that
557 // CANNOT import: a plugin shipped as a zip has no path
558 // to this repo at build time, so before this URL its
559 // only routes to a `<os-switch>` were to bundle a second
560 // copy or hand-roll one. Shipping the URL costs one
561 // string and keeps the SCRIPT_DEBUG choice server-side.
562 'componentsBundleUrl' => $lazy_bundle_url( 'os-components' ),
563 // Mio — the desk companion. `mio` carries the
564 // appearance + physics (see `openstation_mio_config()`);
565 // `mioBundleUrl` is the lazy PixiJS bundle the shell
566 // controller injects the first time a user switches the
567 // Mio on from its dock tile. Shipping the URL
568 // unconditionally costs one short string and keeps the
569 // SCRIPT_DEBUG choice server-side, matching every other
570 // lazy bundle here.
571 //
572 // Both keys ship whether or not the user has Mio on,
573 // and that is the whole of its cost to a shell that doesn't:
574 // ~470 bytes gzipped of config, plus a URL. No script, no
575 // style, no PixiJS. The config has to be here rather than
576 // fetched on first toggle, or the `openstation_mio_config`
577 // filter would silently not apply until the next reload.
578 'mio' => openstation_mio_config(),
579 'mioBundleUrl' => $lazy_bundle_url( 'mio' ),
580 // URL of the lazy window-system bundle (Stage 11).
581 // Holds the `Window` class and its DOM / pointer / tab /
582 // chrome helpers — the single largest module split out of
583 // the main bundle. Loaded on first `windowManager.open()`
584 // / `openNew()` call (both async); pre-loaded
585 // by the shell after first paint when no session is being
586 // restored and no `openCurrentPage` will fire.
587 'windowSystemBundleUrl' => $lazy_bundle_url( 'window-system' ),
588 // URL of the item-visibility-menu lazy bundle — the
589 // right-click "hide from dock / desktop" menu. Injected by
590 // the main bundle's loader shim on the first right-click.
591 'itemVisibilityMenuBundleUrl' => $lazy_bundle_url( 'item-visibility-menu' ),
592 // URL of the release-card lazy bundle — the vinyl core-
593 // update announcement. Injected by `maybeShowUpdate()` only
594 // when a core update is actually pending.
595 'releaseCardBundleUrl' => $lazy_bundle_url( 'release-card' ),
596 'restNonce' => wp_create_nonce( 'wp_rest' ),
597 // Non-empty when the shell was asked to paint exactly one
598 // window and nothing else. See `OPENSTATION_SOLO_FLAG`.
599 'soloWindow' => openstation_solo_window_id(),
600 'osSettings' => openstation_get_os_settings( get_current_user_id() ),
601 'osSettingsUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/os-settings' ) ),
602 'seenIntros' => openstation_get_seen_intros( get_current_user_id() ),
603 'seenIntrosUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/intros' ) ),
604 // True only for a user migration 5 flagged as a Desktop Mode
605 // user from before the rename, who hasn't dismissed the
606 // announcement yet. Same value that gated `os-announce`
607 // above; the dialog cannot paint without that stylesheet, so
608 // the two must not diverge.
609 'rebrandNotice' => $show_rebrand_notice,
610 'aiSearchUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/ai/search' ) ),
611 // AI assistant availability + per-user toggle. Drives whether the
612 // Cmd+K palette and admin-bar icon appear, and the setup placeholder.
613 'aiAssistant' => function_exists( 'openstation_ai_assistant_config' )
614 ? openstation_ai_assistant_config()
615 : null,
616 // Lets the Features tab re-check provider availability without a
617 // reload after a connector is configured in Settings → Connectors.
618 'aiStatusUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/ai/status' ) ),
619 'extendedOptions' => current_user_can( 'manage_options' ) ? openstation_get_extended_options() : null,
620 'extendedOptionsUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/extended-options' ) ),
621 // Site-wide games kill switch (Extended options). Exposed to
622 // every user — the shell skips the challenges Heartbeat
623 // channel when the framework is off.
624 'gamesEnabled' => openstation_games_enabled(),
625 // Comments-window AI moderation toggle — surfaced at the
626 // shell level so the OS Settings → Features tab can render
627 // the toggle without depending on the Comments window
628 // being registered for this user. URL is the same
629 // endpoint the comments-window config exposes; state is
630 // `null` for non-admins (the UI hides the row entirely).
631 'commentsAiUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/comments/ai-settings' ) ),
632 // Non-null only for admins on a site where the Core AI stack is
633 // present. Comment scoring routes through the AI Client (WP 7.0+),
634 // so on older WordPress the whole row is hidden — same as the
635 // assistant toggle — rather than shown disabled pointing at a
636 // Settings → Connectors screen that doesn't exist there.
637 'commentsAi' => (
638 current_user_can( 'manage_options' )
639 && function_exists( 'openstation_ai_is_available' )
640 && openstation_ai_is_available()
641 )
642 ? array(
643 'enabled' => function_exists( 'openstation_comments_ai_is_enabled' )
644 ? openstation_comments_ai_is_enabled()
645 : false,
646 'providerConfigured' => function_exists( 'openstation_comments_ai_provider_configured' )
647 ? openstation_comments_ai_provider_configured()
648 : false,
649 )
650 : null,
651 'currentUserIsAdmin' => current_user_can( 'manage_options' ),
652 'portalUrl' => esc_url( openstation_portal_url() ),
653 'fromPortal' => $from_portal,
654 'fromPortalIntent' => $from_portal_intent,
655 'pwa' => array(
656 'manifestUrl' => esc_url_raw( openstation_pwa_manifest_url() ),
657 'swUrl' => esc_url_raw( openstation_pwa_sw_url() ),
658 'stateUrl' => esc_url_raw( rest_url( 'desktop-mode/v1/pwa-state' ) ),
659 'state' => openstation_pwa_get_user_state( get_current_user_id() ),
660 // Mirrors the manifest's `name` field — used by the
661 // install pill so the button reads "Install <site>"
662 // rather than "Install <current page>" (which would
663 // be misleading: we install the whole site as an
664 // app, not the dashboard window the user happens to
665 // be viewing).
666 'appName' => get_bloginfo( 'name' ),
667 // Operators set the `openstation_pwa_force_replace_sw`
668 // filter to `true` when another root-scope service
669 // worker on the origin is blocking openstation
670 // installability (foreign-SW guard in
671 // `src/pwa/sw-register.ts`). Default `false` preserves
672 // the polite behaviour where we yield to existing PWAs.
673 'forceReplaceSw' => openstation_pwa_force_replace_sw(),
674 ),
675 // Ordered Core command-palette asset manifest, replayed on
676 // first palette invocation. `null` on pre-6.9 sites.
677 'commandPalette' => $command_palette,
678 // Stylesheets for shell surfaces that render on demand —
679 // the Preferences panel, the AI assistant, the bug-report
680 // window. None of them is a server-registered native
681 // window (they are built client-side by the shell
682 // bundle), so the `styles` companion mechanism can't
683 // carry their CSS; instead the shell injects each sheet
684 // the first time its surface opens, via
685 // `ensureDeferredStyle()` in `src/deferred-styles.ts`.
686 // Same resolved shape a native window's `styleUrl` /
687 // `styleInline` travels in.
688 'deferredStyles' => openstation_build_deferred_styles(
689 array(
690 'os-settings',
691 'desktop-mode-ai-assistant',
692 'desktop-mode-bug-report',
693 )
694 ),
695 )
696 );
697
698 wp_localize_script( 'openstation', 'openStationConfig', $config );
699
700 /**
701 * Fires when OpenStation assets are enqueued.
702 */
703 do_action( 'openstation_mode_init' );
704 }
705 add_action( 'admin_enqueue_scripts', 'openstation_enqueue_assets' );
706
707 /**
708 * Keep Core's boot-time command-palette enqueue off shell pages.
709 *
710 * WordPress 7.0 hooks `wp_enqueue_command_palette_assets()` on
711 * `admin_enqueue_scripts` by default, which puts the palette's whole
712 * dependency chain — the Gutenberg runtime, ~800 KB gzipped — on
713 * every admin page. On a SHELL page that is pure dead weight: the
714 * shell suppresses Core's palette unconditionally (the ⌘K keystroke
715 * and the admin-bar icon both route to the shell's own palette), so
716 * the runtime it powers can never be shown. Unhooking here lets the
717 * deferred manifest (`openstation_build_command_palette_assets_payload()`)
718 * capture the chain instead, and the shell loads it on the first
719 * palette invocation.
720 *
721 * Deliberately scoped: chromeless iframes and classic-mode requests
722 * keep Core's default — inside an iframe the runtime powers the
723 * command harvest the bridge streams to the parent, and a classic
724 * page is Core's own UI where Core's palette is the right one.
725 *
726 * Priority 0, ahead of Core's default 10, so the removal lands
727 * before the callback fires. On WP 6.9 (function exists, no default
728 * hook) the `remove_action()` is a harmless no-op.
729 */
730 function openstation_defer_core_command_palette() {
731 if ( ! openstation_is_enabled() || openstation_is_chromeless_request() || openstation_is_classic_request() ) {
732 return;
733 }
734 remove_action( 'admin_enqueue_scripts', 'wp_enqueue_command_palette_assets' );
735 }
736 add_action( 'admin_enqueue_scripts', 'openstation_defer_core_command_palette', 0 );
737
738 /**
739 * Emits `<link rel="preload">` hints for the shell's critical-path
740 * assets so the browser starts fetching them as soon as it parses
741 * the document `<head>`.
742 *
743 * Without this, the browser doesn't discover the main `desktop.min.js`
744 * bundle URL until it parses the footer `<script>` tag — typically
745 * ~1 RTT after the rest of the page has started loading. For a 464 KB
746 * bundle on a midrange phone that's a measurable FCP delay; on a
747 * slow connection it dominates first paint entirely.
748 *
749 * Hooked at `admin_print_styles @ 1` so the preload tags land in
750 * `<head>` BEFORE the regular `<link rel="stylesheet">` tags (which
751 * default to priority 10) and well before the footer `<script>`
752 * tag. The `wp_resource_hints` filter is frontend-only (`wp_head`-
753 * driven) and isn't invoked in admin context, so we emit our own
754 * tags.
755 *
756 * Four targets by default, split across two relationship types:
757 * - `desktop[.min].js` (preload) — the shell bundle (biggest win),
758 * consumed by the footer `<script>` on this very load.
759 * - `desktop.css` (preload) — shell base CSS, needed for first
760 * paint. Its registered handle is `filemtime`-stamped so the
761 * stylesheet URL matches this hint exactly (a `?ver=` mismatch makes
762 * the browser treat the preload as unused).
763 * - `window-system[.min].js` (prefetch) — lazy bundle `<script>`-
764 * injected by the main bundle on the first `open()`.
765 * - `shell-overlays[.min].js` (prefetch) — lazy bundle injected on the
766 * first toast / dialog / context-menu.
767 *
768 * The lazy bundles use `prefetch` rather than `preload`: they're loaded
769 * later (often beyond the ~3s window Chrome allows a `preload` before it
770 * warns "preloaded but not used in time"), so `prefetch` keeps the early
771 * low-priority cache fill without the must-use-now contract.
772 *
773 * Plugins can extend the hint list via the `openstation_preload_hints`
774 * filter — e.g. a settings tab whose bundle the user opens on every
775 * visit can opt its own URL into the preload phase.
776 *
777 * Same-origin resources only — no `crossorigin` attribute. CDN hosts
778 * that serve `wp-content/plugins/` from a different origin should
779 * supply absolute URLs through the filter; in that case the consumer
780 * is responsible for the `crossorigin` semantics.
781 */
782 function openstation_print_preload_hints() {
783 if (
784 ! is_admin()
785 || ! openstation_is_enabled()
786 || openstation_is_chromeless_request()
787 || openstation_is_classic_request()
788 ) {
789 return;
790 }
791
792 $suffix = openstation_asset_suffix();
793
794 $build_url = static function ( $relative ) {
795 $path = OPENSTATION_DIR . $relative;
796 $ver = file_exists( $path ) ? (string) filemtime( $path ) : OPENSTATION_VERSION;
797 return OPENSTATION_URL . $relative . '?ver=' . $ver;
798 };
799
800 $hints = array(
801 // Critical path — consumed on this very page load (the footer
802 // `<script>` and the shell stylesheet), so `preload` is correct.
803 array(
804 'href' => $build_url( 'assets/js/desktop' . $suffix . '.js' ),
805 'as' => 'script',
806 'rel' => 'preload',
807 ),
808 array(
809 'href' => $build_url( 'assets/css/desktop.css' ),
810 'as' => 'style',
811 'rel' => 'preload',
812 ),
813 // Lazy bundles — `<script>`-injected by the main bundle after
814 // first paint (window-system on the first `open()`, shell-overlays
815 // on the first toast / dialog / context-menu). They are frequently
816 // NOT requested within the ~3s window Chrome allows a `preload`,
817 // which produced "resource was preloaded but not used in time"
818 // warnings. `prefetch` is the right hint: same early, low-priority
819 // fetch into the cache, but no must-use-now contract — so the
820 // injected `<script src>` is served from cache with no warning.
821 array(
822 'href' => $build_url( 'assets/js/window-system' . $suffix . '.js' ),
823 'as' => 'script',
824 'rel' => 'prefetch',
825 ),
826 array(
827 'href' => $build_url( 'assets/js/shell-overlays' . $suffix . '.js' ),
828 'as' => 'script',
829 'rel' => 'prefetch',
830 ),
831 );
832
833 /**
834 * Filters the list of resource preload hints emitted in `<head>`.
835 *
836 * Each entry is a `{ 'href' => string, 'as' => string,
837 * 'rel' => 'preload'|'prefetch' }` array rendered as
838 * `<link rel="<rel>" as="<as>" href="<href>">`. `rel` is optional and
839 * defaults to `preload`; any value other than `prefetch` is coerced
840 * back to `preload`. Unrecognized entries are silently skipped — keep
841 * the contract permissive so a misconfigured plugin can't tank first
842 * paint.
843 *
844 * @param array $hints Default hints (main bundle + base CSS as
845 * `preload`; window-system + shell-overlays as
846 * `prefetch`).
847 */
848 $hints = apply_filters( 'openstation_preload_hints', $hints );
849
850 if ( ! is_array( $hints ) ) {
851 return;
852 }
853
854 foreach ( $hints as $hint ) {
855 if ( ! is_array( $hint ) ) {
856 continue;
857 }
858 $href = isset( $hint['href'] ) ? (string) $hint['href'] : '';
859 $as = isset( $hint['as'] ) ? (string) $hint['as'] : '';
860 if ( '' === $href || '' === $as ) {
861 continue;
862 }
863 // `preload` (critical, used on this load) vs `prefetch` (lazy,
864 // used on a later interaction). Anything else falls back to
865 // `preload` so a typo can't emit an invalid relationship.
866 $rel = isset( $hint['rel'] ) ? (string) $hint['rel'] : 'preload';
867 if ( 'prefetch' !== $rel ) {
868 $rel = 'preload';
869 }
870 printf(
871 '<link rel="%s" as="%s" href="%s" />' . "\n",
872 esc_attr( $rel ),
873 esc_attr( $as ),
874 esc_url( $href )
875 );
876 }
877 }
878 add_action( 'admin_print_styles', 'openstation_print_preload_hints', 1 );
879
880 /**
881 * Defers loading of non-critical openstation stylesheets so they
882 * don't block first paint.
883 *
884 * Three stylesheets in the default enqueue list are only needed
885 * after a user interaction — `dock-peek` (mouseover a dock tile),
886 * `ai-assistant` (Cmd+K palette), `bug-report` (Report-a-bug
887 * window). With the normal `<link rel="stylesheet">` tag they sit
888 * on the critical path and the browser blocks first paint waiting
889 * for them, even though nothing on screen needs them yet.
890 *
891 * The well-known mitigation is the `media="print" onload="…"`
892 * pattern:
893 *
894 * <link rel="stylesheet" media="print"
895 * onload="this.media='all'; this.onload=null" href="…">
896 * <noscript><link rel="stylesheet" href="…"></noscript>
897 *
898 * `media="print"` makes the browser treat the sheet as
899 * non-applicable to the current display, so it downloads with
900 * low priority and doesn't block render. The `onload` handler
901 * swaps `media` to the original value once the bytes arrive
902 * (within ms of page load), making the styles take effect long
903 * before the user clicks anything that needs them. The
904 * `<noscript>` fallback restores critical-path behavior for JS-off
905 * browsers, so accessibility isn't degraded.
906 *
907 * Filterable via `openstation_deferred_styles` so plugins can opt
908 * their own non-critical stylesheets in (or pull a built-in out).
909 * Chromeless iframes are skipped — their CSS pipeline is separate.
910 *
911 * @param string $html The original <link> tag HTML.
912 * @param string $handle The stylesheet handle WP is printing.
913 * @param string $href The full URL of the stylesheet.
914 * @param string $media The media attribute value WP resolved.
915 * @return string Possibly-rewritten tag.
916 */
917 function openstation_defer_non_critical_styles( $html, $handle, $href, $media ) {
918 // Cheap gates first — `style_loader_tag` fires once per enqueued
919 // stylesheet on EVERY admin page (frontend doesn't go through
920 // this filter, but admin does, including pages where OpenStation
921 // is disabled). The deferred handles only ship when OpenStation
922 // is active, so the in_array check below would always miss on
923 // classic-only admin pages — but the `apply_filters` call still
924 // builds an array and walks subscribers per stylesheet. Short-
925 // circuit on the cheap helper checks (`is_admin` / enabled /
926 // chromeless) so non-openstation users pay nothing.
927 if ( ! openstation_is_enabled() ) {
928 return $html;
929 }
930 if ( openstation_is_chromeless_request() ) {
931 return $html;
932 }
933
934 /**
935 * Filters the list of stylesheet handles that should be loaded
936 * deferred via the media-print-onload pattern. Plugins can add
937 * their own non-critical stylesheets here, or pull a built-in
938 * out (e.g. a plugin that surfaces the AI assistant on every
939 * page might want to keep its CSS critical-path).
940 *
941 * @param string[] $handles Default deferred handles.
942 */
943 $deferred = apply_filters(
944 'openstation_deferred_styles',
945 array(
946 'os-dock-peek',
947 'os-openstation-layout',
948 'desktop-mode-ai-assistant',
949 'desktop-mode-bug-report',
950 'os-window-overview',
951 'os-settings',
952 )
953 );
954
955 if ( ! in_array( $handle, (array) $deferred, true ) ) {
956 return $html;
957 }
958
959 $resolved_media = $media ? $media : 'all';
960 $id = $handle . '-css';
961
962 // Two contexts, two escapers for the same `$resolved_media` value:
963 //
964 // - `%3$s` lands inside a JS string literal inside the HTML
965 // `onload="…"` attribute (`this.media='%3$s'`). `esc_attr`
966 // escapes `"` and `&` but NOT single quotes, so a media
967 // value containing `'` would break out of the JS string.
968 // `esc_js` is the correct escaper for "string literal inside
969 // an event-handler attribute" — escapes single quotes, double
970 // quotes, backslashes, newlines. Today `$resolved_media`
971 // comes from `wp_enqueue_style()`'s `$media` parameter (always
972 // a CSS media type / query produced by WordPress core), so
973 // this is pure defense-in-depth, but the cost is one extra
974 // function call.
975 //
976 // - `%4$s` lands inside an HTML attribute in the `<noscript>`
977 // fallback (`media='%4$s'`). That's standard `esc_attr`.
978 //
979 // phpcs:disable WordPress.WP.EnqueuedResources.NonEnqueuedStylesheet -- This filter rewrites a tag WordPress is in the process of emitting for an already-registered+enqueued stylesheet handle; the linter doesn't trace the `style_loader_tag` filter context, so the raw <link rel="stylesheet"> output is a false-positive.
980 $markup = sprintf(
981 '<link rel=\'stylesheet\' id=\'%1$s\' href=\'%2$s\' media=\'print\' onload="this.media=\'%3$s\'; this.onload=null;" />' . "\n" .
982 '<noscript><link rel=\'stylesheet\' id=\'%1$s-noscript\' href=\'%2$s\' media=\'%4$s\' /></noscript>' . "\n",
983 esc_attr( $id ),
984 esc_url( $href ),
985 esc_js( $resolved_media ),
986 esc_attr( $resolved_media )
987 );
988 // phpcs:enable WordPress.WP.EnqueuedResources.NonEnqueuedStylesheet
989
990 return $markup;
991 }
992 add_filter( 'style_loader_tag', 'openstation_defer_non_critical_styles', 10, 4 );
993
994 /**
995 * Build the admin-menu command map (name → URL) and expose it on
996 * `window.__openStationMenuCommands`. The shell command harvester
997 * (`src/commands/shell-harvester.ts`) reads this slot to resolve URLs
998 * for "Go to: …" commands whose JS callbacks
999 * (`document.location = menuCommand.url`) close over a variable URL
1000 * we can't extract from source. Without this map those commands
1001 * either get skipped (no URL recoverable) or — if the location
1002 * shadow misses — navigate the SHELL out of OpenStation.
1003 *
1004 * Mirrors what WordPress core's `wp_enqueue_command_palette_assets()`
1005 * builds for `wp.coreCommands.initializeCommandPalette(...)`. We
1006 * duplicate the logic here (instead of monkey-patching the JS init
1007 * which is timing-sensitive — WP registers its hook during core load,
1008 * so it always emits its inline before any plugin-added inline on the
1009 * same handle) and ship the result through `wp_add_inline_script` on
1010 * our own bundle handle. That decouples us entirely from WP's command-
1011 * palette mount timing.
1012 *
1013 * @global array $menu
1014 * @global array $submenu
1015 * @return array<int, array{label:string, url:string, name:string}>
1016 */
1017 function openstation_build_command_menu_map() {
1018 global $menu, $submenu, $_parent_pages;
1019 if ( ! is_array( $menu ) ) {
1020 return array();
1021 }
1022 $out = array();
1023
1024 $extract_root_text = static function ( $label ) {
1025 if ( '' === $label || ! is_string( $label ) ) {
1026 return '';
1027 }
1028 if ( class_exists( 'WP_HTML_Tag_Processor' ) ) {
1029 $processor = new WP_HTML_Tag_Processor( $label );
1030 $text = '';
1031 $depth = 0;
1032 while ( $processor->next_token() ) {
1033 $token_type = $processor->get_token_type();
1034 if ( '#text' === $token_type && 0 === $depth ) {
1035 $text .= $processor->get_modifiable_text();
1036 }
1037 if ( '#tag' === $token_type ) {
1038 if ( $processor->is_tag_closer() ) {
1039 if ( $depth > 0 ) {
1040 --$depth;
1041 }
1042 continue;
1043 }
1044 $name = $processor->get_tag();
1045 if ( $name && ! ( class_exists( 'WP_HTML_Processor' ) && WP_HTML_Processor::is_void( $name ) ) ) {
1046 ++$depth;
1047 }
1048 }
1049 }
1050 return trim( $text );
1051 }
1052 return trim( wp_strip_all_tags( $label ) );
1053 };
1054
1055 foreach ( $menu as $menu_item ) {
1056 if ( empty( $menu_item[0] ) || ! is_string( $menu_item[0] ) ) {
1057 continue;
1058 }
1059 if ( ! empty( $menu_item[1] ) && ! current_user_can( $menu_item[1] ) ) {
1060 continue;
1061 }
1062 $menu_label = $extract_root_text( $menu_item[0] );
1063 $menu_slug = $menu_item[2];
1064 $menu_url = '';
1065 // Registered plugin pages win over the direct-file test: a
1066 // legacy file-path slug ('wp-sweep/admin.php') matches the
1067 // `.php` regex yet must route through menu_page_url(). The
1068 // exception is URL-style slugs referencing a real admin file
1069 // (ACF's 'edit.php?post_type=acf-field-group' — also a
1070 // registered page) — those stay direct links, matching
1071 // classic admin's menu-header.php.
1072 if ( ( ! isset( $_parent_pages[ $menu_slug ] ) || openstation_is_admin_file_slug( $menu_slug ) ) && ( preg_match( '/\.php($|\?)/', $menu_slug ) || wp_http_validate_url( $menu_slug ) ) ) {
1073 $menu_url = $menu_slug;
1074 } elseif ( ! empty( menu_page_url( $menu_slug, false ) ) ) {
1075 $menu_url = menu_page_url( $menu_slug, false );
1076 }
1077 if ( '' !== $menu_url ) {
1078 $out[] = array(
1079 'label' => $menu_label,
1080 'url' => $menu_url,
1081 'name' => $menu_slug,
1082 );
1083 }
1084 if ( ! empty( $submenu ) && is_array( $submenu ) && array_key_exists( $menu_slug, $submenu ) ) {
1085 foreach ( $submenu[ $menu_slug ] as $submenu_item ) {
1086 if ( empty( $submenu_item[0] ) ) {
1087 continue;
1088 }
1089 if ( ! empty( $submenu_item[1] ) && ! current_user_can( $submenu_item[1] ) ) {
1090 continue;
1091 }
1092 $submenu_label = $extract_root_text( $submenu_item[0] );
1093 $submenu_slug = $submenu_item[2];
1094 $submenu_url = '';
1095 // Same registered-page vs admin-file rule as the
1096 // top-level loop.
1097 if ( ( ! isset( $_parent_pages[ $submenu_slug ] ) || openstation_is_admin_file_slug( $submenu_slug ) ) && ( preg_match( '/\.php($|\?)/', $submenu_slug ) || wp_http_validate_url( $submenu_slug ) ) ) {
1098 $submenu_url = $submenu_slug;
1099 } elseif ( ! empty( menu_page_url( $submenu_slug, false ) ) ) {
1100 $submenu_url = menu_page_url( $submenu_slug, false );
1101 }
1102 if ( '' === $submenu_url ) {
1103 continue;
1104 }
1105 $out[] = array(
1106 'label' => sprintf(
1107 /* translators: 1: parent menu label, 2: submenu label */
1108 __( '%1$s > %2$s', 'desktop-mode' ),
1109 $menu_label,
1110 $submenu_label
1111 ),
1112 'url' => $submenu_url,
1113 'name' => $menu_slug . '-' . $submenu_item[2],
1114 );
1115 }
1116 }
1117 }
1118 return $out;
1119 }
1120