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| 1 | <?php |
| 2 | /** |
| 3 | * Jetpack SEO — the visibility command center for WordPress sites. |
| 4 | * |
| 5 | * Registers the `admin.php?page=jetpack-seo` screen via Admin_Menu so it is |
| 6 | * reachable on self-hosted, Atomic/WoW, and Simple sites alike, and loads the |
| 7 | * `@wordpress/build` (wp-build) dashboard bundle that renders it. |
| 8 | * |
| 9 | * @package automattic/jetpack-seo-package |
| 10 | */ |
| 11 | |
| 12 | namespace Automattic\Jetpack\SEO; |
| 13 | |
| 14 | use Automattic\Jetpack\Admin_UI\Admin_Menu; |
| 15 | use Automattic\Jetpack\Modules; |
| 16 | use Automattic\Jetpack\Status\Host; |
| 17 | use Automattic\Jetpack\WP_Build_Polyfills\WP_Build_Polyfills; |
| 18 | use Jetpack_SEO_Titles; |
| 19 | use Jetpack_SEO_Utils; |
| 20 | use Jetpack_Sitemap_Librarian; |
| 21 | |
| 22 | /** |
| 23 | * The main Initializer class. Registers the admin menu and loads the wp-build |
| 24 | * dashboard, bootstrapping the React app's initial state onto the page. |
| 25 | */ |
| 26 | class Initializer { |
| 27 | |
| 28 | /** |
| 29 | * Jetpack SEO package version. |
| 30 | * |
| 31 | * @var string |
| 32 | */ |
| 33 | const PACKAGE_VERSION = '0.3.1'; |
| 34 | |
| 35 | /** |
| 36 | * Filter name that gates the entire Jetpack SEO surface. |
| 37 | * |
| 38 | * When this filter returns true, the package registers its admin menu and |
| 39 | * loads the wp-build dashboard. Default false before release - when the |
| 40 | * filter is off the package registers no admin menu and no assets, and |
| 41 | * changes nothing about the existing Jetpack UI. |
| 42 | * |
| 43 | * @var string |
| 44 | */ |
| 45 | const FEATURE_FILTER = 'rsm_jetpack_seo'; |
| 46 | |
| 47 | /** |
| 48 | * URL-facing menu slug (`admin.php?page=jetpack-seo`). |
| 49 | */ |
| 50 | const MENU_SLUG = 'jetpack-seo'; |
| 51 | |
| 52 | /** |
| 53 | * Slug emitted by `@wordpress/build` (`wpPlugin.pages[0]`). wp-build's |
| 54 | * auto-generated enqueue callback only fires when `$screen->id` matches |
| 55 | * this value, so we alias the screen id to it via `current_screen` without |
| 56 | * changing the user-facing URL. |
| 57 | */ |
| 58 | const WP_BUILD_SLUG = 'jetpack-seo-dashboard'; |
| 59 | |
| 60 | /** |
| 61 | * Render function generated by `@wordpress/build` into |
| 62 | * `build/pages/jetpack-seo-dashboard/page-wp-admin.php`. Naming convention: |
| 63 | * `{wpPlugin.name}_{page-with-underscores}_wp_admin_render_page`. |
| 64 | */ |
| 65 | const WP_BUILD_RENDER_FN = 'jetpack_seo_jetpack_seo_dashboard_wp_admin_render_page'; |
| 66 | |
| 67 | /** |
| 68 | * Key under `window.JetpackScriptData` the React app reads its state from |
| 69 | * (`window.JetpackScriptData.seo`). Must match the JS-side reader in |
| 70 | * `_inc/data/get-overview.ts`. |
| 71 | */ |
| 72 | const SCRIPT_DATA_KEY = 'seo'; |
| 73 | |
| 74 | /** |
| 75 | * Post-meta keys mirrored from `Jetpack_SEO_Posts` (in plugins/jetpack). |
| 76 | * Duplicated here as literals on purpose: that plugin class is NOT reliably |
| 77 | * loaded in this package's admin context (the `Jetpack_SEO_Utils` |
| 78 | * `class_exists` guard in `get_overview_data()` is there for the same |
| 79 | * reason), so referencing its constants would fatal. Content-coverage |
| 80 | * counting only needs the key strings, which are stable. |
| 81 | */ |
| 82 | const META_DESCRIPTION = 'advanced_seo_description'; |
| 83 | const META_SCHEMA_TYPE = 'jetpack_seo_schema_type'; |
| 84 | const META_TITLE = 'jetpack_seo_html_title'; |
| 85 | const META_NOINDEX = 'jetpack_seo_noindex'; |
| 86 | |
| 87 | /** |
| 88 | * Option recording whether sitemap generation is enabled. |
| 89 | * |
| 90 | * Read in place of the standalone `sitemaps` module's active state. Module-active |
| 91 | * state is filtered against the modules present on disk, so once that module is |
| 92 | * removed it would read as inactive even for sites that had it on. A one-time |
| 93 | * migration in the Jetpack plugin seeds this option from the site's existing module |
| 94 | * state and keeps it in sync while the legacy module still exists. See |
| 95 | * `Jetpack::migrate_sitemaps_module_to_seo_option()`. |
| 96 | * |
| 97 | * @var string |
| 98 | */ |
| 99 | const SITEMAP_ENABLED_OPTION = 'jetpack_seo_sitemap_enabled'; |
| 100 | |
| 101 | /** |
| 102 | * Option recording whether canonical URLs are enabled. |
| 103 | * |
| 104 | * Read in place of the standalone `canonical-urls` module's active state. Module-active |
| 105 | * state is filtered against the modules present on disk, so once that module is |
| 106 | * removed it would read as inactive even for sites that had it on. A one-time |
| 107 | * migration in the Jetpack plugin seeds this option from the site's existing module |
| 108 | * state and keeps it in sync while the legacy module still exists. See |
| 109 | * `Jetpack::migrate_canonical_urls_module_to_seo_option()`. |
| 110 | * |
| 111 | * @var string |
| 112 | */ |
| 113 | const CANONICAL_ENABLED_OPTION = 'jetpack_seo_canonical_urls_enabled'; |
| 114 | |
| 115 | /** |
| 116 | * Option recording whether the Jetpack SEO surface is discoverable on this site. |
| 117 | * |
| 118 | * Gates whether the SEO admin menu registers on self-hosted sites. Seeded once by the |
| 119 | * Jetpack plugin on install/upgrade: fresh installs default to visible, existing |
| 120 | * installs default to hidden and opt in via the legacy Traffic page or My Jetpack. |
| 121 | * WordPress.com (Simple + Atomic) bypasses this option entirely and is always visible. |
| 122 | * Absent until seeded, in which case self-hosted defaults to hidden (the non-disruptive |
| 123 | * default). See {@see self::is_seo_surface_visible()}. |
| 124 | * |
| 125 | * @var string |
| 126 | */ |
| 127 | const VISIBILITY_OPTION = 'jetpack_seo_surface_visible'; |
| 128 | |
| 129 | /** |
| 130 | * Whether the package has been initialized. |
| 131 | * |
| 132 | * @var bool |
| 133 | */ |
| 134 | private static $initialized = false; |
| 135 | |
| 136 | /** |
| 137 | * Initialize the package. |
| 138 | * |
| 139 | * Called from the Jetpack plugin's `late_initialization()` hook. |
| 140 | * |
| 141 | * @return void |
| 142 | */ |
| 143 | public static function init() { |
| 144 | if ( self::$initialized ) { |
| 145 | return; |
| 146 | } |
| 147 | self::$initialized = true; |
| 148 | |
| 149 | // Gate the entire SEO surface behind the feature flag. |
| 150 | if ( ! (bool) apply_filters( self::FEATURE_FILTER, false ) ) { |
| 151 | return; |
| 152 | } |
| 153 | |
| 154 | // The opt-in endpoint must be reachable even before the surface is visible, so |
| 155 | // existing self-hosted installs can switch to the new experience from the legacy |
| 156 | // Traffic page or My Jetpack (JETPACK-1700). Registered ahead of the cohort gate. |
| 157 | add_action( 'rest_api_init', array( __CLASS__, 'register_optin_route' ) ); |
| 158 | |
| 159 | // Expose opt-in availability to other admin surfaces (the legacy Traffic-page |
| 160 | // banner reads it via `@automattic/jetpack-script-data`). Hooked here — after the |
| 161 | // feature flag, before the cohort gate — so a still-hidden install gets the signal. |
| 162 | add_filter( 'jetpack_admin_js_script_data', array( __CLASS__, 'inject_optin_availability' ) ); |
| 163 | |
| 164 | // Discoverability cohort gate: the SEO surface is auto-discoverable for fresh |
| 165 | // installs and all WordPress.com sites; existing self-hosted installs opt in via |
| 166 | // the legacy Traffic page or My Jetpack (JETPACK-1700). Until it's visible we |
| 167 | // register nothing else here and let those opt-in surfaces drive discovery. |
| 168 | if ( ! self::is_seo_surface_visible() ) { |
| 169 | return; |
| 170 | } |
| 171 | |
| 172 | // The admin menu and app shell register whenever the surface is visible, even |
| 173 | // when the `seo-tools` module is inactive, so SEO stays discoverable and can be |
| 174 | // turned on from within the page itself (JETPACK-1700). When the module is off, |
| 175 | // the Overview renders only its "enable SEO tools" affordance. |
| 176 | // |
| 177 | // Priority 1: load the wp-build bundle (and define its render function) |
| 178 | // before `add_menu_item()` runs at the default priority and needs it. |
| 179 | add_action( 'admin_menu', array( __CLASS__, 'maybe_load_wp_build' ), 1 ); |
| 180 | add_action( 'admin_menu', array( __CLASS__, 'add_menu_item' ), 10 ); |
| 181 | |
| 182 | // Read-only REST routes the dashboard hydrates its initial state from. Preloaded |
| 183 | // into the page (see inject_script_data) so a normal load resolves them with no |
| 184 | // request, and fetched by the app when that preload is missing or stale — so the |
| 185 | // dashboard recovers its data instead of dead-ending. Registered whenever the |
| 186 | // surface is visible (independent of the seo-tools module, like the Overview). |
| 187 | add_action( 'rest_api_init', array( __CLASS__, 'register_rest_reads' ) ); |
| 188 | |
| 189 | // The settings surface only comes online once SEO tools are active — there's |
| 190 | // nothing to configure while the module is off, so we don't register its REST |
| 191 | // endpoints until then. Expose the core `blog_public` option to the REST settings |
| 192 | // endpoint so the Settings tab can save search-engine visibility via |
| 193 | // `/wp/v2/settings` (the Jetpack settings endpoint only accepts Jetpack options). |
| 194 | // Writes are still capability-gated by the core settings controller. |
| 195 | if ( self::is_seo_tools_module_active() ) { |
| 196 | // Front-end JSON-LD schema (Article / FAQ). Self-hooks `wp_head`, so it only |
| 197 | // emits on front-end requests. |
| 198 | Schema_Builder::init(); |
| 199 | add_action( 'rest_api_init', array( __CLASS__, 'register_rest_settings' ) ); |
| 200 | } |
| 201 | |
| 202 | /** |
| 203 | * Fires after the Jetpack SEO package is initialized. |
| 204 | * |
| 205 | * @since 0.1.0 |
| 206 | */ |
| 207 | do_action( 'jetpack_seo_init' ); |
| 208 | } |
| 209 | |
| 210 | /** |
| 211 | * Register the admin menu item. |
| 212 | * |
| 213 | * Uses Admin_Menu so the page is reachable on wp-admin across all site |
| 214 | * types. The render callback is wp-build's generated render function when |
| 215 | * the bundle is loaded (i.e. on the SEO page itself, after |
| 216 | * `maybe_load_wp_build()` ran at priority 1); otherwise it falls back to a |
| 217 | * bare mount node so the page never fatals on an unbuilt checkout. |
| 218 | * |
| 219 | * @return void |
| 220 | */ |
| 221 | public static function add_menu_item() { |
| 222 | $callback = function_exists( self::WP_BUILD_RENDER_FN ) |
| 223 | ? self::WP_BUILD_RENDER_FN |
| 224 | : array( __CLASS__, 'render_fallback' ); |
| 225 | |
| 226 | Admin_Menu::add_menu( |
| 227 | 'SEO', |
| 228 | 'SEO', |
| 229 | 'manage_options', |
| 230 | self::MENU_SLUG, |
| 231 | $callback, |
| 232 | 2 |
| 233 | ); |
| 234 | } |
| 235 | |
| 236 | /** |
| 237 | * On the SEO admin page, load the wp-build bundle, alias the screen id so |
| 238 | * wp-build enqueues its assets, and bootstrap the app's initial state. |
| 239 | * |
| 240 | * Hooked at `admin_menu` priority 1 so polyfills register and the render |
| 241 | * function is defined before `add_menu_item()` runs at priority 10. |
| 242 | * |
| 243 | * @return void |
| 244 | */ |
| 245 | public static function maybe_load_wp_build() { |
| 246 | if ( ! self::is_seo_admin_request() ) { |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | self::load_wp_build(); |
| 251 | add_action( 'current_screen', array( __CLASS__, 'alias_screen_id_for_wp_build' ) ); |
| 252 | add_filter( 'jetpack_admin_js_script_data', array( __CLASS__, 'inject_script_data' ) ); |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Load wp-build's generated registration file and register the polyfills |
| 257 | * the bundle depends on. No-op on a fresh checkout before `pnpm build`, in |
| 258 | * which case `add_menu_item()` falls back to {@see self::render_fallback()}. |
| 259 | * |
| 260 | * @return void |
| 261 | */ |
| 262 | private static function load_wp_build() { |
| 263 | $build_index = dirname( __DIR__ ) . '/build/build.php'; |
| 264 | |
| 265 | if ( ! file_exists( $build_index ) ) { |
| 266 | return; |
| 267 | } |
| 268 | |
| 269 | require_once $build_index; |
| 270 | |
| 271 | WP_Build_Polyfills::register( |
| 272 | 'jetpack-seo', |
| 273 | array_merge( WP_Build_Polyfills::SCRIPT_HANDLES, WP_Build_Polyfills::MODULE_IDS ) |
| 274 | ); |
| 275 | } |
| 276 | |
| 277 | /** |
| 278 | * Alias the current screen id to wp-build's expected slug so its |
| 279 | * auto-generated enqueue callback fires for our user-facing page. |
| 280 | * |
| 281 | * @param \WP_Screen|null $screen The current screen object (passed by WP). |
| 282 | * @return void |
| 283 | */ |
| 284 | public static function alias_screen_id_for_wp_build( $screen ) { |
| 285 | if ( ! is_object( $screen ) ) { |
| 286 | return; |
| 287 | } |
| 288 | |
| 289 | $screen->id = self::WP_BUILD_SLUG; |
| 290 | } |
| 291 | |
| 292 | /** |
| 293 | * Bootstrap the React app's initial state onto `window.JetpackScriptData.seo`. |
| 294 | * |
| 295 | * Because wp-build pages load as ES modules, `wp_localize_script` can't |
| 296 | * attach data to them; the shared `jetpack_admin_js_script_data` filter |
| 297 | * (printed by the Script_Data package onto the `jetpack-script-data` handle |
| 298 | * the bundle already depends on) is the supported channel. The per-tab state |
| 299 | * is provided as an apiFetch *preload* (mirrors Podcast) so the app resolves |
| 300 | * it with no request on a normal load yet can re-fetch when the preload is |
| 301 | * missing or stale, rather than dead-ending on a one-shot read. |
| 302 | * |
| 303 | * @param array $data Script data being injected onto the page. |
| 304 | * @return array |
| 305 | */ |
| 306 | public static function inject_script_data( $data ) { |
| 307 | if ( ! is_array( $data ) ) { |
| 308 | $data = array(); |
| 309 | } |
| 310 | |
| 311 | // Preload the dashboard's REST reads into the page so the app resolves them from |
| 312 | // cache on first paint with no network request — while still being able to |
| 313 | // re-fetch if that preload is ever missing or stale. This replaces injecting the |
| 314 | // raw payloads, which the app read synchronously once and couldn't recover from |
| 315 | // when momentarily absent (the load-error dead-end). See register_rest_reads() and |
| 316 | // the client readers `_inc/data/get-preloaded.ts` + `_inc/data/use-ensure-tab-data.ts`. |
| 317 | $data[ self::SCRIPT_DATA_KEY ]['preload'] = array_reduce( |
| 318 | self::rest_read_paths(), |
| 319 | 'rest_preload_api_request', |
| 320 | array() |
| 321 | ); |
| 322 | |
| 323 | // Small synchronous reads used outside the per-tab data stores, and not part of |
| 324 | // the load-error path. |
| 325 | $data[ self::SCRIPT_DATA_KEY ]['google_verify'] = self::get_google_verify_data(); |
| 326 | $data[ self::SCRIPT_DATA_KEY ]['site'] = self::get_site_data(); |
| 327 | |
| 328 | return $data; |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Expose whether this install should be offered the SEO opt-in, onto |
| 333 | * `window.JetpackScriptData.seo.optin_available` for other admin surfaces (e.g. the |
| 334 | * legacy Traffic-page banner). Only hooked when the feature flag is on, so the field is |
| 335 | * simply absent otherwise. |
| 336 | * |
| 337 | * @param array $data Script data being injected onto the page. |
| 338 | * @return array |
| 339 | */ |
| 340 | public static function inject_optin_availability( $data ) { |
| 341 | if ( ! is_array( $data ) ) { |
| 342 | $data = array(); |
| 343 | } |
| 344 | |
| 345 | $data[ self::SCRIPT_DATA_KEY ]['optin_available'] = self::is_optin_available(); |
| 346 | // Read by the legacy Traffic page to hide its SEO / Sitemaps sections once the |
| 347 | // site is on the new experience (fresh install / opted-in / WordPress.com), so the |
| 348 | // two surfaces never show at once. The legacy sections stay for self-hosted installs |
| 349 | // that haven't opted in. |
| 350 | $data[ self::SCRIPT_DATA_KEY ]['surface_visible'] = self::is_seo_surface_visible(); |
| 351 | |
| 352 | return $data; |
| 353 | } |
| 354 | |
| 355 | /** |
| 356 | * Fallback render used when the wp-build artifact is missing (unbuilt |
| 357 | * checkout). Renders a bare wrapper so the page loads without the app. |
| 358 | * |
| 359 | * @return void |
| 360 | */ |
| 361 | public static function render_fallback() { |
| 362 | echo '<div class="wrap"><h1>SEO</h1></div>'; |
| 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Whether the current request targets the SEO admin page. |
| 367 | * |
| 368 | * @return bool |
| 369 | */ |
| 370 | private static function is_seo_admin_request() { |
| 371 | // phpcs:ignore WordPress.Security.NonceVerification.Recommended |
| 372 | if ( ! is_admin() || ! isset( $_GET['page'] ) ) { |
| 373 | return false; |
| 374 | } |
| 375 | |
| 376 | // phpcs:ignore WordPress.Security.NonceVerification.Recommended |
| 377 | return self::MENU_SLUG === sanitize_text_field( wp_unslash( $_GET['page'] ) ); |
| 378 | } |
| 379 | |
| 380 | /** |
| 381 | * Whether the `seo-tools` Jetpack module is currently active. |
| 382 | * |
| 383 | * @return bool |
| 384 | */ |
| 385 | private static function is_seo_tools_module_active() { |
| 386 | if ( ! class_exists( 'Automattic\\Jetpack\\Modules' ) ) { |
| 387 | return false; |
| 388 | } |
| 389 | return ( new Modules() )->is_active( 'seo-tools' ); |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Whether sitemap generation is enabled. |
| 394 | * |
| 395 | * Reads the durable {@see self::SITEMAP_ENABLED_OPTION} flag. The default is only |
| 396 | * used when the option is absent (for example before the Jetpack plugin's migration |
| 397 | * has run on a freshly upgraded site), in which case it falls back to the live |
| 398 | * `sitemaps` module state so behavior is unchanged in that gap. |
| 399 | * |
| 400 | * @param Modules $modules Modules instance to read live module state from. |
| 401 | * @return bool |
| 402 | */ |
| 403 | private static function is_sitemap_enabled( Modules $modules ) { |
| 404 | $enabled = get_option( self::SITEMAP_ENABLED_OPTION, null ); |
| 405 | |
| 406 | // Only fall back to the live module state when the durable option is absent. |
| 407 | // Passing it as get_option()'s default would evaluate it on every call, since |
| 408 | // PHP resolves function arguments eagerly even when the option exists. |
| 409 | if ( null === $enabled ) { |
| 410 | $enabled = $modules->is_active( 'sitemaps' ); |
| 411 | } |
| 412 | |
| 413 | return (bool) $enabled; |
| 414 | } |
| 415 | |
| 416 | /** |
| 417 | * The public URL of the generated XML sitemap, or an empty string when none |
| 418 | * is currently reachable. |
| 419 | * |
| 420 | * A sitemap is only reachable when generation is enabled, the site is public |
| 421 | * (Jetpack does not load the Sitemaps module on sites that discourage search |
| 422 | * engines), and the master sitemap has actually been generated — the Jetpack |
| 423 | * plugin builds it via cron 1–15 minutes after activation, so the URL 404s |
| 424 | * until then. Callers treat an empty string as "not yet reachable" and skip |
| 425 | * linking to it. |
| 426 | * |
| 427 | * {@see Jetpack_Sitemap_Librarian} and jetpack_sitemap_uri() live in the |
| 428 | * Jetpack plugin's Sitemaps module (loaded only for an active module on a |
| 429 | * public site), so both are guarded; in the package-only context they are |
| 430 | * absent and the sitemap is reported as not reachable. |
| 431 | * |
| 432 | * @param bool $sitemap_active Whether sitemap generation is enabled. |
| 433 | * @return string The sitemap URL, or '' when not reachable. |
| 434 | */ |
| 435 | private static function get_reachable_sitemap_url( $sitemap_active ) { |
| 436 | // Jetpack only serves sitemaps when generation is on and the site is public. |
| 437 | if ( ! $sitemap_active || (int) get_option( 'blog_public', 1 ) !== 1 ) { |
| 438 | return ''; |
| 439 | } |
| 440 | |
| 441 | // The Sitemaps module (the librarian class, the `JP_MASTER_SITEMAP_TYPE` |
| 442 | // constant, and the `jp_sitemap_filename()` / `jetpack_sitemap_uri()` |
| 443 | // helpers) all live together in plugins/jetpack and load as a unit, so this |
| 444 | // single guard covers every symbol used below. |
| 445 | if ( |
| 446 | ! class_exists( 'Jetpack_Sitemap_Librarian' ) |
| 447 | || ! defined( 'JP_MASTER_SITEMAP_TYPE' ) |
| 448 | || ! function_exists( 'jp_sitemap_filename' ) |
| 449 | || ! function_exists( 'jetpack_sitemap_uri' ) |
| 450 | ) { |
| 451 | return ''; |
| 452 | } |
| 453 | |
| 454 | // The master sitemap is stored as a post once the cron generation run |
| 455 | // completes; until then there is nothing to link to. |
| 456 | // `jp_sitemap_filename( JP_MASTER_SITEMAP_TYPE )` is the master file name |
| 457 | // ('sitemap.xml'); inlined so this stays one (untestable-in-package) line. |
| 458 | // @phan-suppress-next-line PhanUndeclaredFunction,PhanUndeclaredClassMethod -- guarded above; symbols live in plugins/jetpack. |
| 459 | $master = ( new Jetpack_Sitemap_Librarian() )->read_sitemap_data( jp_sitemap_filename( JP_MASTER_SITEMAP_TYPE ), JP_MASTER_SITEMAP_TYPE ); |
| 460 | if ( null === $master ) { |
| 461 | return ''; |
| 462 | } |
| 463 | |
| 464 | // esc_url_raw (not esc_url): the value is transported via script data and |
| 465 | // rendered by React, so it must not be HTML-entity-encoded (e.g. the |
| 466 | // plain-permalink `?jetpack-sitemap=` form keeps its raw `&`). |
| 467 | // @phan-suppress-next-line PhanUndeclaredFunction -- jp_sitemap_filename()/jetpack_sitemap_uri() live in plugins/jetpack, guarded by function_exists. |
| 468 | return esc_url_raw( (string) jetpack_sitemap_uri( jp_sitemap_filename( JP_MASTER_SITEMAP_TYPE ) ) ); |
| 469 | } |
| 470 | |
| 471 | /** |
| 472 | * Whether canonical URLs are enabled. |
| 473 | * |
| 474 | * Reads the durable {@see self::CANONICAL_ENABLED_OPTION} flag. The default is only |
| 475 | * used when the option is absent (for example before the Jetpack plugin's migration |
| 476 | * has run on a freshly upgraded site), in which case it falls back to the live |
| 477 | * `canonical-urls` module state so behavior is unchanged in that gap. |
| 478 | * |
| 479 | * @param Modules $modules Modules instance to read live module state from. |
| 480 | * @return bool |
| 481 | */ |
| 482 | private static function is_canonical_enabled( Modules $modules ) { |
| 483 | $enabled = get_option( self::CANONICAL_ENABLED_OPTION, null ); |
| 484 | |
| 485 | // Only fall back to the live module state when the durable option is absent. |
| 486 | // Passing it as get_option()'s default would evaluate it on every call, since |
| 487 | // PHP resolves function arguments eagerly even when the option exists. |
| 488 | if ( null === $enabled ) { |
| 489 | $enabled = $modules->is_active( 'canonical-urls' ); |
| 490 | } |
| 491 | |
| 492 | return (bool) $enabled; |
| 493 | } |
| 494 | |
| 495 | /** |
| 496 | * Whether the Jetpack SEO surface should be discoverable (admin menu registered). |
| 497 | * |
| 498 | * WordPress.com sites (Simple + Atomic) are always discoverable — how SEO presents |
| 499 | * there is a Dotcom decision, independent of the self-hosted rollout. On self-hosted |
| 500 | * sites the durable {@see self::VISIBILITY_OPTION} cohort flag decides: fresh installs |
| 501 | * are seeded visible, existing installs stay hidden until they opt in. Defaults to |
| 502 | * hidden when the option is absent (e.g. before the plugin's seed has run), so an |
| 503 | * existing site is never surprised by the new surface before its cohort is recorded. |
| 504 | * |
| 505 | * @return bool |
| 506 | */ |
| 507 | public static function is_seo_surface_visible() { |
| 508 | if ( class_exists( 'Automattic\\Jetpack\\Status\\Host' ) && ( new Host() )->is_wpcom_platform() ) { |
| 509 | return true; |
| 510 | } |
| 511 | |
| 512 | return (bool) get_option( self::VISIBILITY_OPTION, false ); |
| 513 | } |
| 514 | |
| 515 | /** |
| 516 | * Whether to offer an existing install the chance to opt into the new SEO experience. |
| 517 | * |
| 518 | * The single source of truth for the opt-in surfaces (legacy Traffic-page banner, My |
| 519 | * Jetpack card). True only when the SEO product is available (the {@see self::FEATURE_FILTER} |
| 520 | * flag is on) and the surface isn't visible yet — and since {@see self::is_seo_surface_visible()} |
| 521 | * already returns true for WordPress.com and for self-hosted installs that have opted in, |
| 522 | * "not visible" cleanly means "a self-hosted install that hasn't opted in". |
| 523 | * |
| 524 | * @return bool |
| 525 | */ |
| 526 | public static function is_optin_available() { |
| 527 | return (bool) apply_filters( self::FEATURE_FILTER, false ) && ! self::is_seo_surface_visible(); |
| 528 | } |
| 529 | |
| 530 | /** |
| 531 | * Build the aggregated Overview state the dashboard renders. |
| 532 | * |
| 533 | * @return array |
| 534 | */ |
| 535 | public static function get_overview_data() { |
| 536 | $modules = new Modules(); |
| 537 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- Jetpack_SEO_Utils lives in plugins/jetpack and is guarded by class_exists. |
| 538 | $seo_enabled = class_exists( 'Jetpack_SEO_Utils' ) && Jetpack_SEO_Utils::is_enabled_jetpack_seo(); |
| 539 | |
| 540 | $codes = get_option( 'verification_services_codes', array() ); |
| 541 | if ( ! is_array( $codes ) ) { |
| 542 | $codes = array(); |
| 543 | } |
| 544 | |
| 545 | return array( |
| 546 | 'site_visibility' => array( |
| 547 | 'search_engines_visible' => (int) get_option( 'blog_public', 1 ) === 1, |
| 548 | // Read the durable SEO option (seeded/synced from the `sitemaps` module |
| 549 | // by the Jetpack plugin) so the state survives the module's removal. The |
| 550 | // reachable sitemap URL + "View" link live on the Settings tab. |
| 551 | 'sitemap_active' => self::is_sitemap_enabled( $modules ), |
| 552 | 'seo_tools_active' => $modules->is_active( 'seo-tools' ), |
| 553 | ), |
| 554 | // Per-service booleans (a code is set or not) for the Overview's |
| 555 | // Site verification card. |
| 556 | 'site_verification' => array( |
| 557 | 'google' => ! empty( $codes['google'] ), |
| 558 | 'bing' => ! empty( $codes['bing'] ), |
| 559 | 'pinterest' => ! empty( $codes['pinterest'] ), |
| 560 | 'yandex' => ! empty( $codes['yandex'] ), |
| 561 | 'facebook' => ! empty( $codes['facebook'] ), |
| 562 | ), |
| 563 | 'content_coverage' => self::get_content_coverage(), |
| 564 | 'plan' => array( |
| 565 | 'seo_enabled_for_site' => $seo_enabled, |
| 566 | ), |
| 567 | ); |
| 568 | } |
| 569 | |
| 570 | /** |
| 571 | * Factual content-coverage counts for the Overview card: how many published |
| 572 | * posts/pages have each SEO field set. State, not a score — the card shows |
| 573 | * proportions + raw counts and lets the admin decide what matters. |
| 574 | * |
| 575 | * @return array{total:int,with_schema:int,with_title:int,with_description:int,with_search_visible:int} |
| 576 | */ |
| 577 | private static function get_content_coverage() { |
| 578 | $post_types = array( 'post', 'page' ); |
| 579 | |
| 580 | $total = 0; |
| 581 | foreach ( $post_types as $post_type ) { |
| 582 | $counts = wp_count_posts( $post_type ); |
| 583 | $total += isset( $counts->publish ) ? (int) $counts->publish : 0; |
| 584 | } |
| 585 | |
| 586 | // Search-engine visibility is the inverse of the per-post noindex meta: a |
| 587 | // post is visible unless it's explicitly set to noindex (stored as '1'), so |
| 588 | // most posts (no meta row) count as visible. |
| 589 | $noindexed = self::count_published_with_meta( $post_types, self::META_NOINDEX, '1' ); |
| 590 | |
| 591 | return array( |
| 592 | 'total' => $total, |
| 593 | 'with_schema' => self::count_published_with_meta( $post_types, self::META_SCHEMA_TYPE ), |
| 594 | 'with_title' => self::count_published_with_meta( $post_types, self::META_TITLE ), |
| 595 | 'with_description' => self::count_published_with_meta( $post_types, self::META_DESCRIPTION ), |
| 596 | 'with_search_visible' => max( 0, $total - $noindexed ), |
| 597 | ); |
| 598 | } |
| 599 | |
| 600 | /** |
| 601 | * Count published posts/pages whose meta is set. With no `$value`, counts a |
| 602 | * non-empty string meta; with a `$value`, counts an exact match. |
| 603 | * |
| 604 | * @param string[] $post_types Post types to count across. |
| 605 | * @param string $meta_key Meta key to test. |
| 606 | * @param string|null $value Exact value to match, or null for "non-empty". |
| 607 | * @return int |
| 608 | */ |
| 609 | private static function count_published_with_meta( $post_types, $meta_key, $value = null ) { |
| 610 | $clause = null === $value |
| 611 | ? array( |
| 612 | 'key' => $meta_key, |
| 613 | 'value' => '', |
| 614 | 'compare' => '!=', |
| 615 | ) |
| 616 | : array( |
| 617 | 'key' => $meta_key, |
| 618 | 'value' => $value, |
| 619 | ); |
| 620 | |
| 621 | $query = new \WP_Query( |
| 622 | array( |
| 623 | 'post_type' => $post_types, |
| 624 | 'post_status' => 'publish', |
| 625 | 'posts_per_page' => 1, |
| 626 | 'fields' => 'ids', |
| 627 | 'update_post_meta_cache' => false, |
| 628 | 'update_post_term_cache' => false, |
| 629 | // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query -- Overview snapshot; one count query per metric on the SEO page only. |
| 630 | 'meta_query' => array( $clause ), |
| 631 | ) |
| 632 | ); |
| 633 | |
| 634 | return (int) $query->found_posts; |
| 635 | } |
| 636 | |
| 637 | /** |
| 638 | * Site identity used to render the homepage search/social previews on the |
| 639 | * Settings tab: title, URL, and representative images. The front-page |
| 640 | * description that completes the preview is read from the Settings form |
| 641 | * (it's editable there), not bootstrapped here. |
| 642 | * |
| 643 | * @return array |
| 644 | */ |
| 645 | public static function get_site_data() { |
| 646 | $icon_url = (string) get_site_icon_url(); |
| 647 | |
| 648 | $logo_id = (int) get_theme_mod( 'custom_logo' ); |
| 649 | $logo_url = $logo_id ? (string) wp_get_attachment_image_url( $logo_id, 'full' ) : ''; |
| 650 | |
| 651 | return array( |
| 652 | 'title' => (string) get_bloginfo( 'name' ), |
| 653 | 'url' => (string) home_url(), |
| 654 | 'icon' => $icon_url, |
| 655 | 'image' => $logo_url ? $logo_url : $icon_url, |
| 656 | ); |
| 657 | } |
| 658 | |
| 659 | /** |
| 660 | * Expose the core `blog_public` option to the REST settings endpoint. |
| 661 | * |
| 662 | * Search-engine visibility is a WordPress core option, not a Jetpack one, |
| 663 | * so the Settings tab saves it through `/wp/v2/settings` — which only |
| 664 | * round-trips settings registered with `show_in_rest`. The core settings |
| 665 | * controller enforces the `manage_options` capability on writes. |
| 666 | * |
| 667 | * @return void |
| 668 | */ |
| 669 | public static function register_rest_settings() { |
| 670 | register_setting( |
| 671 | 'reading', |
| 672 | 'blog_public', |
| 673 | array( |
| 674 | 'show_in_rest' => true, |
| 675 | 'type' => 'integer', |
| 676 | 'default' => 1, |
| 677 | ) |
| 678 | ); |
| 679 | } |
| 680 | |
| 681 | /** |
| 682 | * Register the opt-in REST route that switches an existing self-hosted install over to |
| 683 | * the new SEO experience. |
| 684 | * |
| 685 | * Lives on the `jetpack/v4` namespace and is registered ahead of the cohort gate, so a |
| 686 | * site whose SEO surface is still hidden can reach it from the legacy Traffic page or |
| 687 | * My Jetpack. See {@see self::handle_optin()}. |
| 688 | * |
| 689 | * @return void |
| 690 | */ |
| 691 | public static function register_optin_route() { |
| 692 | register_rest_route( |
| 693 | 'jetpack/v4', |
| 694 | '/seo/opt-in', |
| 695 | array( |
| 696 | 'methods' => \WP_REST_Server::CREATABLE, |
| 697 | 'callback' => array( __CLASS__, 'handle_optin' ), |
| 698 | 'permission_callback' => function () { |
| 699 | return current_user_can( 'manage_options' ); |
| 700 | }, |
| 701 | ) |
| 702 | ); |
| 703 | } |
| 704 | |
| 705 | /** |
| 706 | * Opt an existing install into the new SEO experience: mark the surface visible and |
| 707 | * activate the `seo-tools` module, then hand back the dashboard URL to redirect to. |
| 708 | * |
| 709 | * Idempotent — re-opting-in is harmless. `Modules::activate()` is called with |
| 710 | * `$exit = false, $redirect = false`; the defaults would `exit()` and send a 302, |
| 711 | * which break a REST response. |
| 712 | * |
| 713 | * @return \WP_REST_Response |
| 714 | */ |
| 715 | public static function handle_optin() { |
| 716 | update_option( self::VISIBILITY_OPTION, true ); |
| 717 | |
| 718 | if ( class_exists( 'Automattic\\Jetpack\\Modules' ) ) { |
| 719 | ( new Modules() )->activate( 'seo-tools', false, false ); |
| 720 | } |
| 721 | |
| 722 | return rest_ensure_response( |
| 723 | array( |
| 724 | 'success' => true, |
| 725 | 'redirect' => admin_url( 'admin.php?page=' . self::MENU_SLUG ), |
| 726 | ) |
| 727 | ); |
| 728 | } |
| 729 | |
| 730 | /** |
| 731 | * Map of read-only dashboard routes: tab slug => data-builder callable. The |
| 732 | * single source of truth for both the registered routes and the paths |
| 733 | * preloaded onto the page, so the two can't drift. |
| 734 | * |
| 735 | * @return array<string, callable> |
| 736 | */ |
| 737 | private static function rest_reads() { |
| 738 | return array( |
| 739 | 'overview' => array( __CLASS__, 'get_overview_data' ), |
| 740 | 'settings' => array( __CLASS__, 'get_settings_data' ), |
| 741 | 'ai' => array( __CLASS__, 'get_ai_data' ), |
| 742 | ); |
| 743 | } |
| 744 | |
| 745 | /** |
| 746 | * REST paths the dashboard reads its initial state from, preloaded into the |
| 747 | * page (see {@see self::inject_script_data()}) and fetched by the app. |
| 748 | * |
| 749 | * @return string[] |
| 750 | */ |
| 751 | private static function rest_read_paths() { |
| 752 | return array_map( |
| 753 | static function ( $slug ) { |
| 754 | return '/jetpack/v4/seo/' . $slug; |
| 755 | }, |
| 756 | array_keys( self::rest_reads() ) |
| 757 | ); |
| 758 | } |
| 759 | |
| 760 | /** |
| 761 | * Register the read-only REST routes the dashboard hydrates from — one per |
| 762 | * data-backed tab, each returning the same builder payload previously injected |
| 763 | * synchronously onto the page. Read-only and gated to the page's own |
| 764 | * `manage_options`; writes still go through their existing endpoints. |
| 765 | * |
| 766 | * @return void |
| 767 | */ |
| 768 | public static function register_rest_reads() { |
| 769 | foreach ( self::rest_reads() as $slug => $builder ) { |
| 770 | register_rest_route( |
| 771 | 'jetpack/v4', |
| 772 | '/seo/' . $slug, |
| 773 | array( |
| 774 | 'methods' => \WP_REST_Server::READABLE, |
| 775 | 'callback' => static function () use ( $builder ) { |
| 776 | return rest_ensure_response( call_user_func( $builder ) ); |
| 777 | }, |
| 778 | 'permission_callback' => array( __CLASS__, 'reads_permission_check' ), |
| 779 | ) |
| 780 | ); |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | /** |
| 785 | * Capability gate for the dashboard's read routes — the same `manage_options` |
| 786 | * the SEO admin page itself requires. |
| 787 | * |
| 788 | * @return bool |
| 789 | */ |
| 790 | public static function reads_permission_check() { |
| 791 | return current_user_can( 'manage_options' ); |
| 792 | } |
| 793 | |
| 794 | /** |
| 795 | * Build the editable Settings state the Settings tab hydrates from. |
| 796 | * |
| 797 | * Read-only bootstrap only. Writes go through the existing |
| 798 | * `/jetpack/v4/settings` REST endpoint, which already validates and |
| 799 | * sanitizes each of these fields — this package registers no settings |
| 800 | * endpoint of its own. The reads here mirror the options/helpers that |
| 801 | * endpoint round-trips so the form hydrates without a request. |
| 802 | * |
| 803 | * @return array |
| 804 | */ |
| 805 | public static function get_settings_data() { |
| 806 | $modules = new Modules(); |
| 807 | |
| 808 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- Jetpack_SEO_Titles lives in plugins/jetpack and is guarded by class_exists. |
| 809 | $title_formats = class_exists( 'Jetpack_SEO_Titles' ) ? Jetpack_SEO_Titles::get_custom_title_formats() : array(); |
| 810 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- Jetpack_SEO_Utils lives in plugins/jetpack and is guarded by class_exists. |
| 811 | $front_page_desc = class_exists( 'Jetpack_SEO_Utils' ) ? Jetpack_SEO_Utils::get_front_page_meta_description() : ''; |
| 812 | |
| 813 | $codes = get_option( 'verification_services_codes', array() ); |
| 814 | if ( ! is_array( $codes ) ) { |
| 815 | $codes = array(); |
| 816 | } |
| 817 | |
| 818 | $sitemap_active = self::is_sitemap_enabled( $modules ); |
| 819 | |
| 820 | return array( |
| 821 | 'search_engines_visible' => (int) get_option( 'blog_public', 1 ) === 1, |
| 822 | // Read the durable SEO option (seeded/synced from the `sitemaps` module |
| 823 | // by the Jetpack plugin) so the state survives the module's removal. |
| 824 | 'sitemap_active' => $sitemap_active, |
| 825 | // Empty until the sitemap is genuinely reachable, so the Settings tab can |
| 826 | // link to it only once it won't 404 (it's built by cron after activation). |
| 827 | 'sitemap_url' => self::get_reachable_sitemap_url( $sitemap_active ), |
| 828 | // Read the durable SEO option (seeded/synced from the `canonical-urls` module |
| 829 | // by the Jetpack plugin) so the state survives the module's removal. |
| 830 | 'canonical_active' => self::is_canonical_enabled( $modules ), |
| 831 | // Cast to object so an empty format set serializes as `{}`, not `[]`. |
| 832 | 'title_formats' => (object) $title_formats, |
| 833 | 'front_page_description' => (string) $front_page_desc, |
| 834 | 'verification' => array( |
| 835 | 'google' => isset( $codes['google'] ) ? (string) $codes['google'] : '', |
| 836 | 'bing' => isset( $codes['bing'] ) ? (string) $codes['bing'] : '', |
| 837 | 'pinterest' => isset( $codes['pinterest'] ) ? (string) $codes['pinterest'] : '', |
| 838 | 'yandex' => isset( $codes['yandex'] ) ? (string) $codes['yandex'] : '', |
| 839 | 'facebook' => isset( $codes['facebook'] ) ? (string) $codes['facebook'] : '', |
| 840 | ), |
| 841 | ); |
| 842 | } |
| 843 | |
| 844 | /** |
| 845 | * Build the Google site-verification state for the Settings tab. |
| 846 | * |
| 847 | * The Settings verification card lets a connected user verify with Google via a |
| 848 | * WordPress.com keyring OAuth popup (in addition to pasting a meta-tag code). This |
| 849 | * bootstraps the keyring connect URL and whether the current user is connected — |
| 850 | * the live verified status is fetched client-side from `/jetpack/v4/verify-site/google` |
| 851 | * (a wpcom round-trip we don't want to make on every page load). |
| 852 | * |
| 853 | * Both `Keyring_Helper` (Publicize package) and the connection `Manager` are provided |
| 854 | * by the host Jetpack plugin, so they're guarded with `class_exists` like the |
| 855 | * `Jetpack_SEO_*` helpers. On a disconnected self-hosted site `is_connected` is false |
| 856 | * and the UI falls back to manual code entry only. |
| 857 | * |
| 858 | * @return array |
| 859 | */ |
| 860 | public static function get_google_verify_data() { |
| 861 | $connect_url = ''; |
| 862 | if ( class_exists( 'Automattic\\Jetpack\\Publicize\\Keyring_Helper' ) ) { |
| 863 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- guarded; Publicize package is provided by the host plugin. |
| 864 | $connect_url = (string) \Automattic\Jetpack\Publicize\Keyring_Helper::connect_url( 'google_site_verification', 'other' ); |
| 865 | } |
| 866 | |
| 867 | $is_connected = false; |
| 868 | if ( class_exists( 'Automattic\\Jetpack\\Connection\\Manager' ) ) { |
| 869 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- guarded; Connection package is provided by the host plugin. |
| 870 | $is_connected = ( new \Automattic\Jetpack\Connection\Manager() )->is_user_connected(); |
| 871 | } |
| 872 | |
| 873 | return array( |
| 874 | 'connect_url' => $connect_url, |
| 875 | 'is_connected' => (bool) $is_connected, |
| 876 | ); |
| 877 | } |
| 878 | |
| 879 | /** |
| 880 | * Build the AI tab's initial state. |
| 881 | * |
| 882 | * The AI SEO Enhancer auto-generates SEO titles/descriptions/alt-text in the |
| 883 | * editor (the generation itself is wpcom/AI-Assistant side); this exposes only |
| 884 | * its persisted on/off toggle and whether it's available. Availability mirrors |
| 885 | * the legacy Traffic page: the `ai_seo_enhancer_enabled` feature filter must be |
| 886 | * on (it still depends on AI being available) AND the site's plan must support |
| 887 | * the `ai-seo-enhancer` feature. The toggle writes through the existing |
| 888 | * `/jetpack/v4/settings` endpoint (`ai_seo_enhancer_enabled`). |
| 889 | * |
| 890 | * @return array |
| 891 | */ |
| 892 | public static function get_ai_data() { |
| 893 | $filter_on = (bool) apply_filters( 'ai_seo_enhancer_enabled', true ); |
| 894 | |
| 895 | // Current_Plan is provided by the host Jetpack plugin, not a package |
| 896 | // dependency — guard like the Jetpack_SEO_* helpers above. |
| 897 | $plan_supports = class_exists( 'Automattic\\Jetpack\\Current_Plan' ) |
| 898 | // @phan-suppress-next-line PhanUndeclaredClassMethod -- guarded by class_exists; host plugin provides the class. |
| 899 | && \Automattic\Jetpack\Current_Plan::supports( 'ai-seo-enhancer' ); |
| 900 | |
| 901 | return array( |
| 902 | 'enhancer' => array( |
| 903 | 'available' => $filter_on && $plan_supports, |
| 904 | 'enabled' => (bool) get_option( 'ai_seo_enhancer_enabled', false ), |
| 905 | ), |
| 906 | ); |
| 907 | } |
| 908 | } |