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ThinkRank AI SEO – AI SEO Plugin for WordPress: Schema, XML Sitemaps, Meta Tags, Search Console & Local SEO / 2.14.2
ThinkRank AI SEO – AI SEO Plugin for WordPress: Schema, XML Sitemaps, Meta Tags, Search Console & Local SEO v2.14.2
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← All changes | includes/seo/class-site-identity-manager.php +1073 -67 2.0.1 → 2.14.2 View file →
@@ -15,8 +15,13 @@
15 15 declare(strict_types=1);
16 16
17 17 namespace ThinkRank\SEO;
18 18
19 +// Prevent direct access
20 +if (!defined('ABSPATH')) {
21 + exit;
22 +}
23 +
19 24 // Ensure dependencies are loaded
20 25 if (!class_exists('ThinkRank\\SEO\\Abstract_SEO_Manager')) {
21 26 require_once THINKRANK_PLUGIN_DIR . 'includes/seo/class-abstract-seo-manager.php';
22 27 }
@@ -35,8 +40,36 @@
35 40 */
36 41 class Site_Identity_Manager extends Abstract_SEO_Manager {
37 42
38 43 /**
44 + * The per-context title formats as ThinkRank ships them.
45 + *
46 + * These are not in get_default_settings(): the admin screen seeds them on
47 + * first save, so on a real install they are stored values, indistinguishable
48 + * from a template the user typed. The migration needs to tell those two
49 + * apart — it may overwrite a shipped default with an imported template, and
50 + * must never overwrite a choice the user made — so this is the record of
51 + * what "untouched" looks like.
52 + *
53 + * Keep in step with getDefaultSettings() in
54 + * src/admin/components/essential-seo/SiteIdentityTab.js. SiteIdentityTitleFormatDefaultsTest
55 + * fails when the two drift.
56 + *
57 + * @since 2.8.0
58 + * @var array<string, string>
59 + */
60 + public const TITLE_FORMAT_DEFAULTS = [
61 + 'homepage_title' => '%site_title% %sep% %site_description%',
62 + 'post_title' => '%post_title% %sep% %site_title%',
63 + 'page_title' => '%page_title% %sep% %site_title%',
64 + 'category_title' => '%category_title% %sep% %site_title%',
65 + 'tag_title' => '%tag_title% %sep% %site_title%',
66 + 'author_title' => '%author_name% %sep% %site_title%',
67 + 'search_title' => 'Search Results for "%search_term%" %sep% %site_title%',
68 + 'archive_title' => '%archive_title% %sep% %site_title%',
69 + ];
70 +
71 + /**
39 72 * WordPress filesystem instance
40 73 *
41 74 * @since 1.0.0
42 75 * @var \WP_Filesystem_Base|null
@@ -240,13 +273,494 @@
240 273 * Constructor
241 274 *
242 275 * @since 1.0.0
243 276 */
277 + /**
278 + * The square derivatives wp_site_icon() asks for.
279 + *
280 + * Core generates these only through its own Site Icon crop flow, so an
281 + * image chosen as a ThinkRank favicon straight from the media library has
282 + * none of them and every sizes="" declaration is a near miss (#571).
283 + *
284 + * @since 2.3.1
285 + * @var int[]
286 + */
287 + public const ICON_SIZES = [32, 180, 192, 270];
288 +
289 + /**
290 + * Transient holding resolved icon URLs, keyed by configured URL and size.
291 + *
292 + * The site-icon filter runs in wp_head on every FRONT-END request, and
293 + * resolving a URL to its attachment costs an uncached postmeta query. The
294 + * mapping only changes when the icon setting does, so it is cached here and
295 + * dropped on save.
296 + *
297 + * @since 2.3.1
298 + * @var string
299 + */
300 + public const ICON_URL_TRANSIENT = 'thinkrank_site_icon_urls';
301 +
302 + /**
303 + * Marker for the one-time derivative backfill on existing installs.
304 + *
305 + * @since 2.3.1
306 + * @var string
307 + */
308 + public const ICON_BACKFILL_OPTION = 'thinkrank_site_icon_sizes_backfilled';
309 +
310 + /**
311 + * Whether the icon-derivative listener has been registered this request.
312 + *
313 + * Static because `thinkrank_seo_settings_saved` is a global hook — one
314 + * listener serves every instance, and this class is constructed on the
315 + * front end as well as in admin.
316 + *
317 + * @since 2.3.1
318 + * @var bool
319 + */
320 + private static bool $icon_sizes_listener_registered = false;
321 +
322 + /**
323 + * Whether the robots.txt resync listener is registered for this request.
324 + *
325 + * @since 2.14.0
326 + * @var bool
327 + */
328 + private static bool $robots_sync_listener_registered = false;
329 +
330 + /**
331 + * Flag set when a plugin change may have altered the sitemap set.
332 + *
333 + * @since 2.14.0
334 + * @var string
335 + */
336 + public const ROBOTS_RESYNC_OPTION = 'thinkrank_robots_txt_resync_pending';
337 +
338 + /**
339 + * Flag set when a plugin change may have altered the sitemap index.
340 + *
341 + * Separate from ROBOTS_RESYNC_OPTION because the two files exist
342 + * independently: that flag is only set when a physical robots.txt exists,
343 + * and the sitemap index needs rebuilding whether or not it does.
344 + *
345 + * @since 2.15.0
346 + * @var string
347 + */
348 + public const SITEMAP_RESYNC_OPTION = 'thinkrank_sitemap_contributors_changed';
349 +
244 350 public function __construct() {
245 351 parent::__construct('site_identity');
352 +
353 + if (!self::$icon_sizes_listener_registered) {
354 + self::$icon_sizes_listener_registered = true;
355 + add_action('thinkrank_seo_settings_saved', [$this, 'generate_icon_sizes_on_save'], 10, 2);
356 + // Admin only: resizing is not front-end work, and admin traffic is
357 + // enough to run a one-time backfill promptly.
358 + add_action('admin_init', [self::class, 'maybe_backfill_icon_sizes']);
359 + }
360 +
361 + if (!self::$robots_sync_listener_registered) {
362 + self::$robots_sync_listener_registered = true;
363 +
364 + // A physical robots.txt bypasses PHP entirely, so composing the
365 + // Sitemap block at render time fixes the served output only on
366 + // sites with no file. Activating or deactivating a sitemap
367 + // contributor changes the set, and until #835 nothing rewrote the
368 + // file: the deactivated plugin's sitemap stayed advertised, serving
369 + // HTML to anything that followed it.
370 + add_action('activated_plugin', [self::class, 'flag_robots_txt_resync']);
371 + add_action('deactivated_plugin', [self::class, 'flag_robots_txt_resync']);
372 + add_action('init', [self::class, 'maybe_resync_robots_txt'], 99);
373 +
374 + // The sitemap index is a second static file listing the same
375 + // contributors, with its own rebuild path. #835 / #859 resynced
376 + // robots.txt only, so after Pro was deactivated the index kept
377 + // advertising news-sitemap.xml, which then served the home page
378 + // as HTML (#920).
379 + add_action('activated_plugin', [self::class, 'flag_sitemap_resync']);
380 + add_action('deactivated_plugin', [self::class, 'flag_sitemap_resync']);
381 + add_action('init', [self::class, 'maybe_resync_sitemap'], 99);
382 + }
246 383 }
247 384
248 385 /**
386 + * Note that the set of sitemap contributors may have changed.
387 + *
388 + * Deliberately unconditional about which plugin: a contributor is anything
389 + * hooking `thinkrank_additional_sitemaps`, which is resolved at runtime and
390 + * cannot be inspected for a plugin that is on its way out.
391 + *
392 + * The rewrite is not done here. `deactivated_plugin` fires inside the
393 + * request that deactivated it, while that plugin's filters are still
394 + * attached, so rendering now still sees the sitemap that is going away —
395 + * measured, not assumed: the first version of this fix wrote the
396 + * deactivated plugin's sitemap straight back into the file. The next
397 + * request has the real plugin set loaded, so the work waits for it.
398 + *
399 + * @since 2.14.0
400 + * @return void
401 + */
402 + public static function flag_robots_txt_resync(): void {
403 + if (!file_exists(ABSPATH . 'robots.txt')) {
404 + return;
405 + }
406 +
407 + update_option(self::ROBOTS_RESYNC_OPTION, 1, false);
408 + }
409 +
410 + /**
411 + * Rewrite the physical robots.txt once, on the request after a change.
412 + *
413 + * @since 2.14.0
414 + * @return void
415 + */
416 + public static function maybe_resync_robots_txt(): void {
417 + if (!get_option(self::ROBOTS_RESYNC_OPTION)) {
418 + return;
419 + }
420 +
421 + // Cleared first, so a render that fatals cannot retry on every request
422 + // for the rest of the site's life.
423 + delete_option(self::ROBOTS_RESYNC_OPTION);
424 +
425 + if (!file_exists(ABSPATH . 'robots.txt')) {
426 + return;
427 + }
428 +
429 + (new self())->sync_robots_txt_file();
430 + }
431 +
432 + /**
433 + * Note that the set of sitemap contributors may have changed.
434 + *
435 + * Unconditional, unlike flag_robots_txt_resync(): the sitemap files exist
436 + * whether or not robots.txt does. The rebuild waits for the next request
437 + * for the same reason as the robots.txt one, since `deactivated_plugin`
438 + * still runs with the outgoing plugin's `thinkrank_additional_sitemaps`
439 + * callback attached.
440 + *
441 + * @since 2.15.0
442 + * @return void
443 + */
444 + public static function flag_sitemap_resync(): void {
445 + update_option(self::SITEMAP_RESYNC_OPTION, 1, false);
446 + }
447 +
448 + /**
449 + * Queue a sitemap rebuild once, on the request after a contributor change.
450 + *
451 + * Goes through schedule_regeneration(), the debounced and lock-protected
452 + * path a sitemap settings save uses, so a burst of plugin changes (a bulk
453 + * deactivate, say) still produces one rebuild. That path also drops the
454 + * cached dynamic documents, so sites serving the sitemap from PHP drop the
455 + * entry as well.
456 + *
457 + * @since 2.15.0
458 + * @return void
459 + */
460 + public static function maybe_resync_sitemap(): void {
461 + if (!get_option(self::SITEMAP_RESYNC_OPTION)) {
462 + return;
463 + }
464 +
465 + // Cleared first, so a rebuild that fatals cannot be retried on every
466 + // request for the rest of the site's life.
467 + delete_option(self::SITEMAP_RESYNC_OPTION);
468 +
469 + $generator = new Sitemap_Generator(false);
470 + $settings = $generator->get_settings('site');
471 +
472 + // A disabled sitemap has no files to correct. Enabling it later builds
473 + // from the contributors present at that time.
474 + if (empty($settings['enabled'])) {
475 + return;
476 + }
477 +
478 + $generator->schedule_regeneration();
479 + }
480 +
481 + /**
482 + * Save settings, then refresh what a new canonical scheme invalidates.
483 + *
484 + * The static sitemap files are written with the scheme in force when they
485 + * were built, and nothing else rebuilds them until a post or term changes.
486 + * So a change of scheme left every `<loc>` on the old one while canonical
487 + * and og:url had already moved (#736). Every writer (the settings route,
488 + * the robots route, the MCP abilities, an import) lands here.
489 + *
490 + * @since 2.7.0
491 + *
492 + * @param string $context_type Context type.
493 + * @param int|null $context_id Context ID.
494 + * @param array $settings Settings to save.
495 + * @return bool
496 + */
497 + public function save_settings(string $context_type, ?int $context_id, array $settings): bool {
498 + if (!self::touches_canonical_scheme($context_type, $context_id, $settings)) {
499 + return parent::save_settings($context_type, $context_id, $settings);
500 + }
501 +
502 + $before = Url_Scheme::preference();
503 + $saved = parent::save_settings($context_type, $context_id, $settings);
504 +
505 + if ($saved) {
506 + $this->on_canonical_scheme_saved($before);
507 + }
508 +
509 + return $saved;
510 + }
511 +
512 + /**
513 + * Whether a save can change the site-wide canonical scheme.
514 + *
515 + * @since 2.7.0
516 + *
517 + * @param string $context_type Context type.
518 + * @param int|null $context_id Context ID.
519 + * @param array $settings Settings being saved.
520 + * @return bool
521 + */
522 + public static function touches_canonical_scheme(string $context_type, ?int $context_id, array $settings): bool {
523 + return 'site' === sanitize_key($context_type)
524 + && empty($context_id)
525 + && array_key_exists('canonical_scheme', $settings);
526 + }
527 +
528 + /**
529 + * Rebuild the static sitemaps when the effective scheme changed.
530 + *
531 + * Compares the effective preference, filter included, so a site whose
532 + * scheme is pinned by `thinkrank_canonical_scheme` does not rebuild on a
533 + * stored value that changes nothing it publishes.
534 + *
535 + * @since 2.7.0
536 + *
537 + * @param string $before Effective scheme before the save.
538 + * @return void
539 + */
540 + protected function on_canonical_scheme_saved(string $before): void {
541 + // The preference is cached for the request; the save just changed it.
542 + Url_Scheme::reset();
543 +
544 + if (Url_Scheme::preference() === $before) {
545 + return;
546 + }
547 +
548 + $this->schedule_sitemap_rebuild();
549 + }
550 +
551 + /**
552 + * Queue a settings-driven sitemap rebuild.
553 + *
554 + * Debounced and run after the response, like any other settings change
555 + * that alters what the sitemap publishes.
556 + *
557 + * @since 2.7.0
558 + * @return void
559 + */
560 + protected function schedule_sitemap_rebuild(): void {
561 + (new Sitemap_Generator(false))->schedule_regeneration();
562 + }
563 +
564 + /**
565 + * Build the icon derivatives for a newly chosen favicon.
566 + *
567 + * Runs on save, which is the only moment the choice changes and the only
568 + * place image work belongs — resolving a size on the front end must stay a
569 + * lookup. Failure is silent by design: a missing derivative degrades to the
570 + * next best file, so a site whose host cannot resize still renders an icon.
571 + *
572 + * @since 2.3.1
573 + *
574 + * @param string $manager_type Settings category that was saved.
575 + * @param array $settings The settings that were written.
576 + * @return void
577 + */
578 + public function generate_icon_sizes_on_save(string $manager_type, array $settings): void {
579 + if ('site_identity' !== $manager_type) {
580 + return;
581 + }
582 +
583 + // The choice, or the derivatives behind it, may have just changed.
584 + delete_transient(self::ICON_URL_TRANSIENT);
585 +
586 + foreach (['favicon_url', 'apple_touch_icon_url'] as $key) {
587 + if (empty($settings[$key]) || !is_string($settings[$key])) {
588 + continue;
589 + }
590 +
591 + $attachment_id = self::icon_attachment_id($settings[$key]);
592 +
593 + if ($attachment_id) {
594 + self::ensure_icon_sizes($attachment_id);
595 + }
596 + }
597 +
598 + // Dropped again after the resizes finish. Resizing is not instant, and a
599 + // front-end request arriving mid-generation would otherwise repopulate
600 + // the transient with the pre-derivative URLs and pin them for the full
601 + // TTL — leaving the sizes= declarations untrue until the next save.
602 + delete_transient(self::ICON_URL_TRANSIENT);
603 + }
604 +
605 + /**
606 + * Build the derivatives for a site that configured its icons before this
607 + * existed.
608 + *
609 + * generate_icon_sizes_on_save() only fires on a settings write, so every
610 + * site with an icon already chosen would keep serving whatever
611 + * wp_get_attachment_image_url() could find — in practice the 150x150
612 + * thumbnail behind a sizes="32x32" declaration — until someone happened to
613 + * re-save Site Identity. That is the bug this is meant to fix, so the
614 + * derivatives are built once on upgrade instead of waiting for a save.
615 + *
616 + * Guarded by its own option rather than the plugin version so it runs once
617 + * and stays cheap: the check is a single autoloaded read on requests after
618 + * the first.
619 + *
620 + * @since 2.3.1
621 + *
622 + * @return void
623 + */
624 + public static function maybe_backfill_icon_sizes(): void {
625 + if (get_option(self::ICON_BACKFILL_OPTION)) {
626 + return;
627 + }
628 +
629 + // Written before the work, not after: a host that cannot resize must
630 + // not retry on every admin request forever.
631 + update_option(self::ICON_BACKFILL_OPTION, time(), true);
632 +
633 + $settings = (new self())->get_settings('site');
634 +
635 + if (!is_array($settings)) {
636 + return;
637 + }
638 +
639 + foreach (['favicon_url', 'apple_touch_icon_url'] as $key) {
640 + if (empty($settings[$key]) || !is_string($settings[$key])) {
641 + continue;
642 + }
643 +
644 + $attachment_id = self::icon_attachment_id($settings[$key]);
645 +
646 + if ($attachment_id) {
647 + self::ensure_icon_sizes($attachment_id);
648 + }
649 + }
650 +
651 + delete_transient(self::ICON_URL_TRANSIENT);
652 + }
653 +
654 + /**
655 + * Attachment ID behind a configured icon URL, or 0 when it is not ours.
656 + *
657 + * attachment_url_to_postid() matches _wp_attached_file, which holds the
658 + * ORIGINAL upload path, so the URL of a generated derivative
659 + * (`logo-512x512.png`) returns 0 — and that is exactly what the media
660 + * picker hands back when the user chooses a size. Attachment_Lookup falls
661 + * back to the original behind it; the fallback started here and moved
662 + * there when every other image lookup turned out to need it (#847).
663 + *
664 + * Shared with SEO_Manager's site-icon filter so both sides of the feature
665 + * agree on which attachment a configured URL means.
666 + *
667 + * @since 2.3.1
668 + *
669 + * @param string $url Configured icon URL.
670 + * @return int Attachment ID, or 0.
671 + */
672 + public static function icon_attachment_id(string $url): int {
673 + return Attachment_Lookup::id_from_url($url);
674 + }
675 +
676 + /**
677 + * Which ICON_SIZES derivatives this attachment still needs.
678 + *
679 + * Split out from the generation so the decision can be asserted on its
680 + * own: whether a size is skipped because it already exists or because it
681 + * would upscale is invisible once both answers are "nothing was built".
682 + *
683 + * A source is measured by its SHORTER edge — a 400x40 banner cannot yield
684 + * a true 192x192 — and anything reporting no dimensions at all (SVGs) is
685 + * left alone.
686 + *
687 + * @since 2.3.1
688 + *
689 + * @param array $meta Attachment metadata.
690 + * @return array<string, array{width: int, height: int, crop: bool}> Sizes to build.
691 + */
692 + public static function missing_icon_sizes(array $meta): array {
693 + $source = min((int) ($meta['width'] ?? 0), (int) ($meta['height'] ?? 0));
694 +
695 + if ($source < 1) {
696 + return [];
697 + }
698 +
699 + $wanted = [];
700 + foreach (self::ICON_SIZES as $size) {
701 + // Never upscale: a stretched source behind an accurate sizes=""
702 + // label is worse than the honest near miss it would replace.
703 + if (isset($meta['sizes']["site_icon-{$size}"]) || $size > $source) {
704 + continue;
705 + }
706 +
707 + $wanted["site_icon-{$size}"] = ['width' => $size, 'height' => $size, 'crop' => true];
708 + }
709 +
710 + return $wanted;
711 + }
712 +
713 + /**
714 + * Generate whatever ICON_SIZES derivatives this attachment is missing.
715 + *
716 + * Only the missing ones, and never one larger than the source: upscaling a
717 + * small favicon would put a blurrier file behind an accurate sizes="" label
718 + * than the honest near-miss it replaced.
719 + *
720 + * @since 2.3.1
721 + *
722 + * @param int $attachment_id Attachment to build derivatives for.
723 + * @return string[] Size names generated, empty when there was nothing to do.
724 + */
725 + public static function ensure_icon_sizes(int $attachment_id): array {
726 + $meta = wp_get_attachment_metadata($attachment_id);
727 +
728 + if (!is_array($meta)) {
729 + return [];
730 + }
731 +
732 + $wanted = self::missing_icon_sizes($meta);
733 +
734 + if (empty($wanted)) {
735 + return [];
736 + }
737 +
738 + $file = get_attached_file($attachment_id);
739 +
740 + if (!$file || !file_exists($file)) {
741 + return [];
742 + }
743 +
744 + $editor = wp_get_image_editor($file);
745 +
746 + if (is_wp_error($editor)) {
747 + return [];
748 + }
749 +
750 + $generated = $editor->multi_resize($wanted);
751 +
752 + if (empty($generated)) {
753 + return [];
754 + }
755 +
756 + $meta['sizes'] = array_merge($meta['sizes'] ?? [], $generated);
757 + wp_update_attachment_metadata($attachment_id, $meta);
758 +
759 + return array_keys($generated);
760 + }
761 +
762 + /**
249 763 * Initialize WordPress filesystem
250 764 *
251 765 * @since 1.0.0
252 766 * @return bool True if filesystem is initialized, false otherwise
@@ -442,8 +956,28 @@
442 956 $body = ($custom !== '' && !$fully_blocked)
443 957 ? $this->strip_robots_header($custom)
444 958 : trim($this->generate_robots_txt()['content']);
445 959
960 + // The per-agent AI directives are machine-owned, so they are composed
961 + // here rather than stored: the textarea holds the user's body, with
962 + // the fenced block stripped out of every read and re-applied on every
963 + // render. A site-wide block already disallows everyone, so adding the
964 + // per-agent group there would be noise restating the same refusal.
965 + // Composed here rather than read from storage, for the same reason as
966 + // the AI block below: the set of sitemaps an install publishes is a
967 + // runtime fact. `robots_txt_content` is a snapshot of it taken at the
968 + // last save, and nothing invalidated that snapshot, so deactivating a
969 + // sitemap provider left its URL advertised and serving HTML (#835).
970 + // Composing it on every render means the advertisement agrees with what
971 + // the install publishes, in both directions, with no cache to expire.
972 + if (!$fully_blocked) {
973 + $body = $this->apply_sitemap_block($body);
974 + }
975 +
976 + if (!$fully_blocked) {
977 + $body = $this->apply_ai_crawler_block($body, $settings);
978 + }
979 +
446 980 if ($body === '') {
447 981 return '';
448 982 }
449 983
@@ -450,8 +984,87 @@
450 984 return $this->robots_txt_header() . $body . "\n";
451 985 }
452 986
453 987 /**
988 + * Replace the generated Sitemap block with the one this install publishes.
989 + *
990 + * @since 2.14.0
991 + * @param string $body Robots.txt body, without the header.
992 + * @return string
993 + */
994 + private function apply_sitemap_block(string $body): string {
995 + $stripped = $this->strip_generated_sitemap_block($body);
996 + $urls = $this->get_sitemap_urls_for_robots();
997 +
998 + if (empty($urls)) {
999 + return $stripped;
1000 + }
1001 +
1002 + $block = '';
1003 + foreach ($urls as $url) {
1004 + $block .= 'Sitemap: ' . $url . "\n";
1005 + }
1006 +
1007 + if ('' === trim($stripped)) {
1008 + return trim($block);
1009 + }
1010 +
1011 + // The grammar build_robots_txt_content() writes: one blank line before
1012 + // the block, none inside it. A blank line terminates a record in the
1013 + // robots.txt grammar, so a line between every directive is invalid.
1014 + return rtrim($stripped) . "\n\n" . trim($block);
1015 + }
1016 +
1017 + /**
1018 + * Remove the plugin-written Sitemap block from a stored body.
1019 + *
1020 + * Only the trailing run of `Sitemap:` lines is removed, which is the exact
1021 + * shape `build_robots_txt_content()` writes: a blank line, then nothing but
1022 + * `Sitemap:` lines to the end of the body. A `Sitemap:` line anywhere else
1023 + * was typed by the site owner and is left exactly where they put it, which
1024 + * is why this cannot simply strip every matching line.
1025 + *
1026 + * @since 2.14.0
1027 + * @param string $body Robots.txt body.
1028 + * @return string
1029 + */
1030 + private function strip_generated_sitemap_block(string $body): string {
1031 + $lines = preg_split('/\R/', $body);
1032 +
1033 + if (!is_array($lines)) {
1034 + return $body;
1035 + }
1036 +
1037 + $cut = count($lines);
1038 +
1039 + // Walk back over the trailing block: sitemap lines, and the blank lines
1040 + // that separate or pad it. Anything else ends the block.
1041 + for ($i = count($lines) - 1; $i >= 0; $i--) {
1042 + $line = trim($lines[$i]);
1043 +
1044 + if ('' === $line) {
1045 + $cut = $i;
1046 + continue;
1047 + }
1048 +
1049 + if (0 === stripos($line, 'sitemap:')) {
1050 + $cut = $i;
1051 + continue;
1052 + }
1053 +
1054 + break;
1055 + }
1056 +
1057 + if ($cut >= count($lines)) {
1058 + return $body;
1059 + }
1060 +
1061 + // Nothing but sitemap lines in the whole body means there is no owner
1062 + // content to keep.
1063 + return rtrim(implode("\n", array_slice($lines, 0, $cut)));
1064 + }
1065 +
1066 + /**
454 1067 * Resolve the robots.txt actually served to crawlers, with its origin.
455 1068 *
456 1069 * Lets an API/MCP consumer see the effective output without crawling the
457 1070 * URL. Mirrors serving precedence: a physical robots.txt in the web root is
@@ -519,9 +1132,12 @@
519 1132 $settings = $this->get_settings('site');
520 1133
521 1134 // Compare bodies, not raw strings: the auto-generated header carries a
522 1135 // regeneration timestamp that always differs and means nothing here.
523 - $served = $this->strip_robots_header($effective['content']);
1136 + // The AI crawler block is composed at render time on both sides, so it
1137 + // is identical by construction and comparing it would only ever report
1138 + // a false drift the admin cannot act on.
1139 + $served = $this->strip_ai_crawler_block($this->strip_robots_header($effective['content']));
524 1140
525 1141 // Measure against the body the editor is displaying — get_served_robots_body()
526 1142 // — not against render_robots_txt(). Two things made the old comparison
527 1143 // report "in sync" while the screen showed rules no crawler receives:
@@ -899,17 +1515,19 @@
899 1515 $home_text = $settings['breadcrumb_home_text'] ?? 'Home';
900 1516 if (empty($home_text)) {
901 1517 $optimization['warnings'][] = 'Empty home text reduces accessibility for screen readers';
902 1518 $optimization['score'] -= 15;
903 - } elseif (strlen($home_text) > 20) {
904 - $optimization['suggestions'][] = 'Keep home text concise (current: ' . strlen($home_text) . ' chars)';
1519 + } elseif (mb_strlen($home_text) > 20) {
1520 + // mb_strlen: this number is shown to the user as "chars" (#687).
1521 + $optimization['suggestions'][] = 'Keep home text concise (current: ' . mb_strlen($home_text) . ' chars)';
905 1522 $optimization['score'] -= 5;
906 1523 }
907 1524
908 1525 // Check prefix usage
909 1526 $prefix = $settings['breadcrumb_prefix'] ?? '';
910 - if (!empty($prefix) && strlen($prefix) > 50) {
911 - $optimization['suggestions'][] = 'Breadcrumb prefix is quite long (' . strlen($prefix) . ' chars) - consider shortening';
1527 + if (!empty($prefix) && mb_strlen($prefix) > 50) {
1528 + // mb_strlen: this number is shown to the user as "chars" (#687).
1529 + $optimization['suggestions'][] = 'Breadcrumb prefix is quite long (' . mb_strlen($prefix) . ' chars) - consider shortening';
912 1530 $optimization['score'] -= 5;
913 1531 }
914 1532
915 1533 // Current page display
@@ -1018,9 +1636,9 @@
1018 1636 $optimization['suggestions'][] = 'Add a site logo for better branding and professional appearance';
1019 1637 $optimization['score'] -= 20;
1020 1638 } else {
1021 1639 // Validate logo URL and dimensions
1022 - if (!filter_var($logo_url, FILTER_VALIDATE_URL)) {
1640 + if (!\ThinkRank\Core\Url_Validator::is_http_url($logo_url)) {
1023 1641 $optimization['warnings'][] = 'Logo URL format is invalid';
1024 1642 $optimization['score'] -= 15;
1025 1643 }
1026 1644 }
@@ -1039,14 +1657,17 @@
1039 1657 $optimization['score'] -= 10;
1040 1658 }
1041 1659
1042 1660 // Additional logo analysis for local images
1043 - if (!empty($logo_url) && filter_var($logo_url, FILTER_VALIDATE_URL)) {
1044 - $attachment_id = attachment_url_to_postid($logo_url);
1661 + if (!empty($logo_url) && \ThinkRank\Core\Url_Validator::is_http_url($logo_url)) {
1662 + $attachment_id = Attachment_Lookup::id_from_url($logo_url);
1045 1663 if ($attachment_id) {
1046 1664 $image_meta = wp_get_attachment_metadata($attachment_id);
1047 - $width = isset($image_meta['width']) ? (int) $image_meta['width'] : 0;
1048 - $height = isset($image_meta['height']) ? (int) $image_meta['height'] : 0;
1665 + // The configured file's own size — a logo picked at a generated
1666 + // size is not as large as the upload behind it.
1667 + $logo_file = Attachment_Lookup::describe($attachment_id, $logo_url);
1668 + $width = $logo_file['width'];
1669 + $height = $logo_file['height'];
1049 1670
1050 1671 // SVG logos store 0x0 metadata — no dimension/ratio analysis
1051 1672 // is possible (and dividing by 0 is fatal).
1052 1673 if ($image_meta && $width > 0 && $height > 0) {
@@ -1149,11 +1770,12 @@
1149 1770 $optimization['score'] -= 15;
1150 1771 }
1151 1772 }
1152 1773
1153 - // Business type validation
1154 - if (empty($settings['business_type'])) {
1155 - $optimization['suggestions'][] = 'Select a specific business type for better schema markup';
1774 + // Business type validation (shared rule, one message — #622).
1775 + $business_type = $this->business_type_status($settings);
1776 + if ('suggestion' === $business_type['status']) {
1777 + $optimization['suggestions'][] = $business_type['message'];
1156 1778 $optimization['score'] -= 5;
1157 1779 }
1158 1780
1159 1781 // Email validation
@@ -1523,12 +2145,37 @@
1523 2145 $validation['suggestions'][] = 'Consider making site description longer (120-160 characters)';
1524 2146 }
1525 2147 }
1526 2148
1527 - // Validate logo URL
1528 - if (isset($settings['logo_url']) && !empty($settings['logo_url'])) {
1529 - if (!filter_var($settings['logo_url'], FILTER_VALIDATE_URL)) {
1530 - $validation['errors'][] = 'Logo URL must be a valid URL';
2149 + // Image and link URLs. These are written into src and href
2150 + // attributes (the schema logo, the admin previews, the hero section),
2151 + // so only web URLs are accepted. is_valid() takes any scheme, and
2152 + // "javascript://%0Aalert(1)" passed it and was stored as
2153 + // "javascript://alert(1)" once sanitize_text_field() dropped the %0A.
2154 + // The logo and default social image must be absolute: they are
2155 + // published in schema and Open Graph, which require it. The others
2156 + // may also be a path on this site.
2157 + $url_fields = [
2158 + 'logo_url' => ['Logo URL', false],
2159 + 'default_social_image' => ['Default social image URL', false],
2160 + 'favicon_url' => ['Favicon URL', true],
2161 + 'apple_touch_icon_url' => ['Apple touch icon URL', true],
2162 + 'hero_background_image' => ['Hero background image URL', true],
2163 + 'hero_cta_url' => ['Call-to-action URL', true],
2164 + ];
2165 + foreach ($url_fields as $key => [$label, $allow_path]) {
2166 + if (!isset($settings[$key]) || '' === $settings[$key] || null === $settings[$key]) {
2167 + continue;
2168 + }
2169 +
2170 + $ok = $allow_path
2171 + ? \ThinkRank\Core\Url_Validator::is_http_url_or_path($settings[$key])
2172 + : \ThinkRank\Core\Url_Validator::is_http_url($settings[$key]);
2173 +
2174 + if (!$ok) {
2175 + $validation['errors'][] = $allow_path
2176 + ? sprintf('%s must be an http or https URL, or a path starting with /', $label)
2177 + : sprintf('%s must be an http or https URL', $label);
1531 2178 $validation['valid'] = false;
1532 2179 }
1533 2180 }
1534 2181
@@ -1683,24 +2330,17 @@
1683 2330 'icon' => '✗'
1684 2331 ];
1685 2332 }
1686 2333
1687 - // Business Type validation
1688 - if (!empty($settings['business_type']) && $settings['business_type'] !== 'LocalBusiness') {
1689 - $field_details[] = [
1690 - 'field' => 'business_type',
1691 - 'label' => 'Business type is selected for proper schema markup.',
1692 - 'status' => 'valid',
1693 - 'icon' => '✓'
1694 - ];
1695 - } else {
1696 - $field_details[] = [
1697 - 'field' => 'business_type',
1698 - 'label' => 'Specific business type selection recommended for better schema markup.',
1699 - 'status' => 'suggestion',
1700 - 'icon' => '⚠'
1701 - ];
1702 - }
2334 + // Business Type validation — see business_type_status() for why there
2335 + // is exactly one rule here now (#622).
2336 + $business_type = $this->business_type_status($settings);
2337 + $field_details[] = [
2338 + 'field' => 'business_type',
2339 + 'label' => $business_type['message'],
2340 + 'status' => $business_type['status'],
2341 + 'icon' => 'valid' === $business_type['status'] ? '✓' : '⚠',
2342 + ];
1703 2343
1704 2344 // Address validation (NAP consistency)
1705 2345 $address_fields = ['business_address', 'business_city', 'business_state', 'business_country'];
1706 2346 $address_complete = true;
@@ -1973,9 +2613,9 @@
1973 2613 }
1974 2614
1975 2615 // CTA URL validation
1976 2616 if (!empty($settings['hero_cta_url'])) {
1977 - if (filter_var($settings['hero_cta_url'], FILTER_VALIDATE_URL) || strpos($settings['hero_cta_url'], '/') === 0) {
2617 + if (\ThinkRank\Core\Url_Validator::is_http_url_or_path($settings['hero_cta_url'])) {
1978 2618 $field_details[] = [
1979 2619 'field' => 'hero_cta_url',
1980 2620 'label' => 'Call-to-action URL is properly configured.',
1981 2621 'status' => 'valid',
@@ -2016,9 +2656,9 @@
2016 2656 }
2017 2657
2018 2658 // Site Logo validation (from Site Assets section)
2019 2659 if (!empty($settings['logo_url'])) {
2020 - if (filter_var($settings['logo_url'], FILTER_VALIDATE_URL)) {
2660 + if (\ThinkRank\Core\Url_Validator::is_http_url($settings['logo_url'])) {
2021 2661 $field_details[] = [
2022 2662 'field' => 'logo_url',
2023 2663 'label' => 'Site logo is properly configured.',
2024 2664 'status' => 'valid',
@@ -2384,11 +3024,15 @@
2384 3024 } else {
2385 3025 $validation['suggestions'][] = 'Add business hours to improve local search visibility';
2386 3026 }
2387 3027
2388 - // Validate business type
2389 - if (empty($settings['business_type'])) {
2390 - $validation['suggestions'][] = 'Select a specific business type for better schema markup';
3028 + // Business type, through the shared rule (#622). This is the only place
3029 + // it is reported on the generic path: validate_settings() with no tab
3030 + // context attaches basic-info field details, not business-info ones, so
3031 + // without this the setting would go unreported there entirely.
3032 + $business_type = $this->business_type_status($settings);
3033 + if ('suggestion' === $business_type['status']) {
3034 + $validation['suggestions'][] = $business_type['message'];
2391 3035 }
2392 3036
2393 3037 return $validation;
2394 3038 }
@@ -2480,15 +3124,56 @@
2480 3124 * @since 2.0.1
2481 3125 *
2482 3126 * @return string[]
2483 3127 */
3128 + /**
3129 + * The stored alternate name(s), shaped for schema output.
3130 + *
3131 + * schema.org and Google both allow `alternateName` to carry one value or
3132 + * several, and the store already round-trips either shape, so this accepts
3133 + * both and normalises: null when there is nothing to publish, a bare string
3134 + * for one name, a list for more. Emitting a one-element array would be
3135 + * valid but noisier than it needs to be.
3136 + *
3137 + * Shared because both WebSite producers need it and must agree — a property
3138 + * added to one and not the other is how #688 happened.
3139 + *
3140 + * @since 2.7.0
3141 + *
3142 + * @param mixed $value Stored alternate_name value.
3143 + * @return string|string[]|null
3144 + */
3145 + public static function alternate_name_for_schema($value) {
3146 + $names = [];
3147 +
3148 + foreach ((array) $value as $name) {
3149 + if (!is_scalar($name)) {
3150 + continue;
3151 + }
3152 +
3153 + $name = trim((string) $name);
3154 +
3155 + if ('' !== $name && !in_array($name, $names, true)) {
3156 + $names[] = $name;
3157 + }
3158 + }
3159 +
3160 + if (empty($names)) {
3161 + return null;
3162 + }
3163 +
3164 + return 1 === count($names) ? $names[0] : $names;
3165 + }
3166 +
2484 3167 protected function additional_setting_keys(): array {
2485 3168 return [
2486 3169 // Title formats, one per context.
2487 3170 'homepage_title', 'post_title', 'page_title', 'category_title',
2488 3171 'tag_title', 'author_title', 'search_title', 'archive_title',
3172 + // The blog-index homepage's meta description (#897).
3173 + 'homepage_description',
2489 3174 // Breadcrumbs.
2490 - 'breadcrumb_prefix', 'show_current_page',
3175 + 'breadcrumb_prefix', 'show_current_page', 'breadcrumb_use_seo_title',
2491 3176 // Identity, as written by the setup wizard and the importers.
2492 3177 'alternate_name', 'identity_type', 'represents',
2493 3178 'default_meta_description', 'default_social_image',
2494 3179 'social_media_accounts',
@@ -2495,8 +3180,10 @@
2495 3180 // Schema toggles that live on this screen.
2496 3181 'organization_schema', 'knowledge_graph',
2497 3182 // Robots rules composed by the Robots.txt panel.
2498 3183 'custom_robots_rules',
3184 + // Per-agent AI crawler allow/block map (#657).
3185 + 'ai_crawler_rules',
2499 3186 // Hero section.
2500 3187 'hero_title', 'hero_subtitle', 'hero_cta_text', 'hero_cta_url',
2501 3188 'hero_background_image',
2502 3189 // Local SEO / business details.
@@ -2508,8 +3195,118 @@
2508 3195 ];
2509 3196 }
2510 3197
2511 3198 /**
3199 + * Sanitize settings, normalising the AI crawler rule map.
3200 + *
3201 + * The generic array sanitizer keeps the shape but says nothing about the
3202 + * values: a payload could store `ai_crawler_rules[gptbot] = "maybe"`, or a
3203 + * slug no crawler answers to, and both would round-trip through every
3204 + * later response. Normalising here rather than in the REST handler puts it
3205 + * on the one path every writer shares — the settings route, the robots
3206 + * route and the MCP abilities all land in save_settings() (#657).
3207 + *
3208 + * @since 2.5.0
3209 + *
3210 + * @param array $settings Settings to sanitize.
3211 + * @param string $context_type Context type.
3212 + * @return array Sanitized settings.
3213 + */
3214 + protected function sanitize_settings(array $settings, string $context_type = 'site'): array {
3215 + $sanitized = parent::sanitize_settings($settings, $context_type);
3216 +
3217 + if (array_key_exists('ai_crawler_rules', $sanitized)) {
3218 + $sanitized['ai_crawler_rules'] = AI_Crawlers::normalize_rules($sanitized['ai_crawler_rules']);
3219 + }
3220 +
3221 + // Same reasoning one key up, for the scheme override (#638). Anything
3222 + // that is not one of the three modes means "follow WordPress", and is
3223 + // stored as that rather than kept verbatim — otherwise get-site-identity
3224 + // -settings would report a scheme the site does not actually publish.
3225 + if (array_key_exists('canonical_scheme', $sanitized)) {
3226 + $sanitized['canonical_scheme'] = in_array($sanitized['canonical_scheme'], Url_Scheme::MODES, true)
3227 + ? $sanitized['canonical_scheme']
3228 + : Url_Scheme::AUTOMATIC;
3229 + }
3230 +
3231 + // Same reasoning again for the business type. It goes straight into
3232 + // LocalBusiness schema, so a type that is not in the schema.org
3233 + // vocabulary is invalid structured data — and storing it verbatim would
3234 + // have get-site-identity-settings report a type the site cannot
3235 + // actually publish. An empty value keeps meaning "not set"; anything
3236 + // else unrecognised falls back to the general-purpose root (#623).
3237 + if (array_key_exists('business_type', $sanitized)) {
3238 + $type = (string) $sanitized['business_type'];
3239 +
3240 + if ('' !== $type && !\ThinkRank\Config\Local_Business_Types_Config::is_valid($type)) {
3241 + $type = \ThinkRank\Config\Local_Business_Types_Config::ROOT;
3242 + }
3243 +
3244 + $sanitized['business_type'] = $type;
3245 + }
3246 +
3247 + return $sanitized;
3248 + }
3249 +
3250 + /**
3251 + * schema.org's general-purpose LocalBusiness type.
3252 + *
3253 + * The default, the first option in the control, and a valid answer in its
3254 + * own right — which is the whole point of #622.
3255 + *
3256 + * @since 2.10.0
3257 + * @var string
3258 + */
3259 + private const GENERAL_BUSINESS_TYPE = 'LocalBusiness';
3260 +
3261 + /**
3262 + * The one rule for whether a business type needs the user's attention.
3263 + *
3264 + * There were three, with two wordings and two different conditions. Two
3265 + * fired when the value was empty; the third fired when it WAS
3266 + * `LocalBusiness` — which is the default, the first option in the control
3267 + * and a perfectly valid schema.org type. So the warning appeared out of the
3268 + * box for every site, could not be cleared without choosing a type that
3269 + * might be inaccurate, and on an empty value it appeared three times in two
3270 + * different phrasings, which is why it was reported as showing twice (#622).
3271 + *
3272 + * The rule now: a type is expected, and any type in the vocabulary is a
3273 + * correct answer. Only an unset value is worth prompting about.
3274 + * `LocalBusiness` is the general-purpose answer and is accepted as one —
3275 + * with a note that a more specific type sharpens the schema, phrased as the
3276 + * guidance it is rather than as a fault the user has to clear.
3277 + *
3278 + * @since 2.10.0
3279 + *
3280 + * @param array $settings Site identity settings.
3281 + * @return array{status:string,message:string} `valid` or `suggestion`.
3282 + */
3283 + private function business_type_status(array $settings): array {
3284 + $type = trim((string) ($settings['business_type'] ?? ''));
3285 +
3286 + if ('' === $type) {
3287 + return [
3288 + 'status' => 'suggestion',
3289 + 'message' => __('Select a business type so your local schema describes the right kind of business.', 'thinkrank'),
3290 + ];
3291 + }
3292 +
3293 + // The literal rather than a constant from the expanded type list (#623):
3294 + // that lands on its own branch, and this fix must not wait on it.
3295 + if (self::GENERAL_BUSINESS_TYPE === $type) {
3296 + return [
3297 + 'status' => 'valid',
3298 + 'message' => __('Business type is set to Local Business. A more specific type sharpens your schema, if one fits.', 'thinkrank'),
3299 + ];
3300 + }
3301 +
3302 + return [
3303 + 'status' => 'valid',
3304 + 'message' => __('Business type is selected for proper schema markup.', 'thinkrank'),
3305 + ];
3306 + }
3307 +
3308 + /**
2512 3309 * Get default settings for a context type (implements interface)
2513 3310 *
2514 3311 * @since 1.0.0
2515 3312 *
@@ -2529,9 +3326,32 @@
2529 3326 'breadcrumb_home_text' => 'Home',
2530 3327 'breadcrumb_separator' => '>',
2531 3328 'robots_txt_enabled' => true,
2532 3329 'allow_search_engines' => true,
3330 + // Answer 404 when a content selector in the URL resolved to
3331 + // nothing (#634). On by default, unlike the other new settings
3332 + // here: it changes no URL a visitor or a correct crawler uses, only
3333 + // ones where WordPress resolved nothing and served the blog listing
3334 + // at 200 anyway.
3335 + 'query_protection' => true,
3336 +
3337 + // Feed controls (#635). All three off, so an upgrade changes
3338 + // nothing about what an existing site already sends its
3339 + // subscribers; a brand-new install is seeded with the signature and
3340 + // the noindex on, in Activator::seed_feed_defaults().
3341 + 'feed_excerpt_only' => false,
3342 + 'feed_source_link' => false,
3343 + 'feed_noindex' => false,
3344 +
3345 + // The scheme self-referential URLs go out with (#638). 'automatic'
3346 + // means substitute nothing and follow WordPress, which is what
3347 + // every site did before the setting existed.
3348 + 'canonical_scheme' => Url_Scheme::AUTOMATIC,
2533 3349 'robots_txt_content' => '',
3350 + // Empty map = every AI crawler allowed. Defaults must stay
3351 + // permissive so an upgrade never starts blocking a crawler a site
3352 + // was happily serving (#657).
3353 + 'ai_crawler_rules' => [],
2534 3354 'logo_url' => '',
2535 3355 'favicon_url' => '',
2536 3356 'apple_touch_icon_url' => ''
2537 3357 ];
@@ -2740,16 +3560,17 @@
2740 3560 // Remove extra whitespace
2741 3561 $title = preg_replace('/\s+/', ' ', $title);
2742 3562 $title = trim($title);
2743 3563
2744 - // Ensure title is not too long (60 characters max for SEO)
2745 - if (strlen($title) > 60) {
2746 - // Try to truncate at word boundary
2747 - $title = wp_trim_words($title, 8, '...');
2748 - if (strlen($title) > 60) {
2749 - $title = substr($title, 0, 57) . '...';
2750 - }
2751 - }
3564 + // Ensure title is not too long (60 characters max for SEO).
3565 + // All three units here were wrong for non-Latin text: strlen() counts
3566 + // BYTES so the gate fired at 20 Thai characters, wp_trim_words() counts
3567 + // CHARACTERS on th/ja/zh_* so `8` cut the title to 8 of them, and
3568 + // substr() cuts bytes so it split a character mid-sequence (#687).
3569 + $title = \ThinkRank\Core\Seo_Text::trim_to_length(
3570 + $title,
3571 + \ThinkRank\Core\Seo_Text::TITLE_MAX_LENGTH
3572 + );
2752 3573
2753 3574 // Ensure title is not empty
2754 3575 if (empty($title)) {
2755 3576 $title = get_bloginfo('name');
@@ -3139,8 +3960,29 @@
3139 3960 * @since 1.0.0
3140 3961 * @return array Array of sitemap URLs
3141 3962 */
3142 3963 private function get_sitemap_urls_for_robots(): array {
3964 + // One wrapper over every return path below, including the #104 extras.
3965 + // The Sitemap: line is the only absolute URL of ours in robots.txt and
3966 + // the one a crawler follows to find everything else, so it has to carry
3967 + // the site's scheme preference (#638). Applied here rather than where
3968 + // the body is assembled, because that path also renders a robots.txt a
3969 + // site owner typed themselves, and their text is not ours to rewrite.
3970 + return array_map(
3971 + static function (string $url): string {
3972 + return Url_Scheme::apply($url);
3973 + },
3974 + $this->collect_sitemap_urls_for_robots()
3975 + );
3976 + }
3977 +
3978 + /**
3979 + * The sitemap URLs robots.txt advertises, before the scheme preference.
3980 + *
3981 + * @since 1.0.0
3982 + * @return array Array of sitemap URLs
3983 + */
3984 + private function collect_sitemap_urls_for_robots(): array {
3143 3985 try {
3144 3986 // Get sitemap settings
3145 3987 $sitemap_generator = new \ThinkRank\SEO\Sitemap_Generator();
3146 3988 $sitemap_settings = $sitemap_generator->get_settings('site');
@@ -3173,11 +4015,29 @@
3173 4015 }
3174 4016 }
3175 4017
3176 4018 if ($index_url !== '') {
3177 - // The index alone — it covers the children and, on a segmented
3178 - // install, the local business sitemap too.
3179 - return [$index_url];
4019 + // The index covers the children and, on a segmented install,
4020 + // the local business sitemap too.
4021 + //
4022 + // It does not cover a sitemap contributed through
4023 + // `thinkrank_additional_sitemaps`: the index is built by this
4024 + // plugin's own generator and never lists them. Returning the
4025 + // index alone therefore left a contributed sitemap with no
4026 + // discovery path at all — absent from robots.txt and absent
4027 + // from the index — so Pro's News sitemap was unreachable on any
4028 + // install with the index enabled, which is the default (#835).
4029 + $contributed = [];
4030 +
4031 + foreach (\ThinkRank\SEO\Sitemap_Generator::additional_sitemaps() as $path) {
4032 + $url = home_url($path);
4033 +
4034 + if ($url !== $index_url && !in_array($url, $contributed, true)) {
4035 + $contributed[] = $url;
4036 + }
4037 + }
4038 +
4039 + return array_merge([$index_url], $contributed);
3180 4040 }
3181 4041
3182 4042 // Fallback to default if no URLs found
3183 4043 if (empty($sitemap_urls)) {
@@ -3183,14 +4043,39 @@
3183 4043 if (empty($sitemap_urls)) {
3184 4044 $sitemap_urls[] = home_url('/sitemap.xml');
3185 4045 }
3186 4046
3187 - // No index on this install, so the local business sitemap has no
3188 - // other discovery path — advertise it directly.
3189 - if (file_exists(ABSPATH . 'local-sitemap.xml')) {
3190 - $local_url = home_url('/local-sitemap.xml');
3191 - if (!in_array($local_url, $sitemap_urls, true)) {
3192 - $sitemap_urls[] = $local_url;
4047 + // No index on this install, so anything not already listed above has
4048 + // no other discovery path — advertise it directly. The local
4049 + // business sitemap and the sitemaps other plugins register both land
4050 + // here for the same reason, so they go through one list (#104).
4051 + $extra = [];
4052 +
4053 + // Not a file test. Under dynamic delivery the local sitemap is
4054 + // served from PHP and no file is ever written, so file_exists()
4055 + // silently dropped a sitemap the site really does publish (#752).
4056 + // On static sites the file is still what proves it, so both count.
4057 + $local_sitemap_published = file_exists(ABSPATH . 'local-sitemap.xml');
4058 +
4059 + if (!$local_sitemap_published && class_exists('ThinkRank\\SEO\\Sitemap_Generator')) {
4060 + $generator = new \ThinkRank\SEO\Sitemap_Generator(false);
4061 +
4062 + $local_sitemap_published = 'dynamic' === $generator->resolve_delivery_mode()
4063 + && $generator->publishes_local_sitemap();
4064 + }
4065 +
4066 + if ($local_sitemap_published) {
4067 + $extra[] = '/local-sitemap.xml';
4068 + }
4069 +
4070 + foreach (\ThinkRank\SEO\Sitemap_Generator::additional_sitemaps() as $path) {
4071 + $extra[] = $path;
4072 + }
4073 +
4074 + foreach ($extra as $path) {
4075 + $url = home_url($path);
4076 + if (!in_array($url, $sitemap_urls, true)) {
4077 + $sitemap_urls[] = $url;
3193 4078 }
3194 4079 }
3195 4080
3196 4081 return $sitemap_urls;
@@ -3242,9 +4127,12 @@
3242 4127 $validation['warnings'][] = "Path '{$value}' should start with '/'";
3243 4128 }
3244 4129 break;
3245 4130 case 'sitemap':
3246 - if (!filter_var($value, FILTER_VALIDATE_URL)) {
4131 + // Url_Validator, not the raw PHP filter: on a site with an
4132 + // internationalised domain the site's own sitemap URL is
4133 + // non-ASCII and the raw filter refused it.
4134 + if (!\ThinkRank\Core\Url_Validator::is_valid($value)) {
3247 4135 $validation['errors'][] = "Invalid sitemap URL: {$value}";
3248 4136 $validation['valid'] = false;
3249 4137 }
3250 4138 break;
@@ -3375,8 +4263,116 @@
3375 4263 return $rules;
3376 4264 }
3377 4265
3378 4266 /**
4267 + * Opening fence of the machine-owned AI crawler region.
4268 + *
4269 + * @since 2.5.0
4270 + * @var string
4271 + */
4272 + public const AI_BLOCK_BEGIN = '# BEGIN ThinkRank AI crawlers';
4273 +
4274 + /**
4275 + * Closing fence of the machine-owned AI crawler region.
4276 + *
4277 + * @since 2.5.0
4278 + * @var string
4279 + */
4280 + public const AI_BLOCK_END = '# END ThinkRank AI crawlers';
4281 +
4282 + /**
4283 + * Render the fenced AI crawler region for the current settings.
4284 + *
4285 + * One `User-agent:` / `Disallow: /` record per blocked crawler. Allowed
4286 + * crawlers emit nothing at all: `Disallow:` with an empty value is the
4287 + * robots.txt way of saying "allow everything", but writing eighteen such
4288 + * records to say what silence already says would triple the file and
4289 + * invite the reading that an unlisted crawler is therefore refused.
4290 + *
4291 + * @since 2.5.0
4292 + *
4293 + * @param array $settings Site settings.
4294 + * @return string Fenced block, newline-terminated, or '' when nothing is blocked.
4295 + */
4296 + private function build_ai_crawler_block(array $settings): string {
4297 + $blocked = AI_Crawlers::blocked_slugs($settings['ai_crawler_rules'] ?? []);
4298 +
4299 + if (empty($blocked)) {
4300 + return '';
4301 + }
4302 +
4303 + $agents = AI_Crawlers::all();
4304 +
4305 + $lines = [
4306 + self::AI_BLOCK_BEGIN,
4307 + '# Managed by ThinkRank — edits between these lines are overwritten.',
4308 + ];
4309 +
4310 + foreach ($blocked as $slug) {
4311 + $lines[] = '';
4312 + $lines[] = 'User-agent: ' . $agents[$slug]['token'];
4313 + $lines[] = 'Disallow: /';
4314 + }
4315 +
4316 + $lines[] = self::AI_BLOCK_END;
4317 +
4318 + return implode("\n", $lines) . "\n";
4319 + }
4320 +
4321 + /**
4322 + * Remove the fenced AI crawler region from a robots.txt body.
4323 + *
4324 + * Tolerates a missing closing fence rather than leaving the rest of the
4325 + * file swallowed: a truncated write, or someone deleting the END line by
4326 + * hand, would otherwise make every subsequent read drop everything below
4327 + * the opening fence.
4328 + *
4329 + * @since 2.5.0
4330 + *
4331 + * @param string $body Robots.txt body.
4332 + * @return string Body with the region removed.
4333 + */
4334 + public function strip_ai_crawler_block(string $body): string {
4335 + if (false === strpos($body, self::AI_BLOCK_BEGIN)) {
4336 + return $body;
4337 + }
4338 +
4339 + $pattern = '/\R*' . preg_quote(self::AI_BLOCK_BEGIN, '/')
4340 + . '.*?(?:' . preg_quote(self::AI_BLOCK_END, '/') . '|\z)\R*/s';
4341 +
4342 + return trim((string) preg_replace($pattern, "\n\n", $body, 1));
4343 + }
4344 +
4345 + /**
4346 + * Put the current AI crawler region into a robots.txt body.
4347 + *
4348 + * Replaces an existing region in place so the block keeps its position in
4349 + * a hand-ordered file, and appends when there is none. Everything outside
4350 + * the fences is returned untouched — that is the whole point of fencing
4351 + * it, since the body is also a free-text field the user edits.
4352 + *
4353 + * @since 2.5.0
4354 + *
4355 + * @param string $body Robots.txt body (fences optional).
4356 + * @param array $settings Site settings.
4357 + * @return string Body carrying the current region.
4358 + */
4359 + private function apply_ai_crawler_block(string $body, array $settings): string {
4360 + $stripped = $this->strip_ai_crawler_block($body);
4361 + $block = $this->build_ai_crawler_block($settings);
4362 +
4363 + if ('' === $block) {
4364 + return $stripped;
4365 + }
4366 +
4367 + if ('' === trim($stripped)) {
4368 + return trim($block);
4369 + }
4370 +
4371 + return rtrim($stripped) . "\n\n" . trim($block);
4372 + }
4373 +
4374 + /**
3379 4375 * The auto-generated header prepended to the served robots.txt.
3380 4376 *
3381 4377 * Kept separate from the body so it is only ever added at render time with
3382 4378 * a fresh timestamp, never stored or shown in the editable textarea.
@@ -3413,11 +4409,16 @@
3413 4409 */
3414 4410 public function get_served_robots_body(): string {
3415 4411 $settings = $this->get_settings('site');
3416 4412
4413 + // The AI block is stripped from every one of these paths. A physical
4414 + // robots.txt we wrote carries it, and the stored override is whatever
4415 + // the textarea last held — so without this the block round-trips into
4416 + // the editor, gets saved as ordinary body text, and is then appended
4417 + // to a second time on the next render.
3417 4418 $custom = trim((string) ($settings['robots_txt_content'] ?? ''));
3418 4419 if ($custom !== '') {
3419 - return $this->strip_robots_header($custom);
4420 + return $this->strip_ai_crawler_block($this->strip_robots_header($custom));
3420 4421 }
3421 4422
3422 4423 $robots_file = ABSPATH . 'robots.txt';
3423 4424 if (file_exists($robots_file)) {
@@ -3423,13 +4424,13 @@
3423 4424 if (file_exists($robots_file)) {
3424 4425 // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents, WordPress.PHP.NoSilencedErrors.Discouraged -- an unreadable robots.txt is an expected state answered with an empty string.
3425 4426 $raw = (string) @file_get_contents($robots_file);
3426 4427 if ($raw !== '') {
3427 - return $this->strip_robots_header($raw);
4428 + return $this->strip_ai_crawler_block($this->strip_robots_header($raw));
3428 4429 }
3429 4430 }
3430 4431
3431 - return trim($this->generate_robots_txt()['content']);
4432 + return $this->strip_ai_crawler_block(trim($this->generate_robots_txt()['content']));
3432 4433 }
3433 4434 private function get_site_identity_data(array $settings): array {
3434 4435 return [
3435 4436 'site_name' => $settings['site_name'] ?? get_bloginfo('name'),
@@ -3491,11 +4492,14 @@
3491 4492 $optimization['validation']['valid'] = false;
3492 4493 }
3493 4494
3494 4495 if (!empty($value) && isset($config['max_length'])) {
3495 - if (strlen($value) > $config['max_length']) {
4496 + // The warning says "characters", so measure and cut in characters:
4497 + // strlen()/substr() fired early on non-Latin values and the
4498 + // suggested replacement was cut mid-character (#687).
4499 + if (mb_strlen($value) > $config['max_length']) {
3496 4500 $optimization['validation']['warnings'][] = "{$element} exceeds maximum length of {$config['max_length']} characters";
3497 - $optimization['optimized_value'] = substr($value, 0, $config['max_length']);
4501 + $optimization['optimized_value'] = \ThinkRank\Core\Seo_Text::trim_to_length($value, (int) $config['max_length']);
3498 4502 }
3499 4503 }
3500 4504
3501 4505 // SEO-specific optimizations
@@ -3527,25 +4531,27 @@
3527 4531 return $optimization;
3528 4532 }
3529 4533
3530 4534 // Validate URL
3531 - if (!filter_var($value, FILTER_VALIDATE_URL)) {
3532 - $optimization['validation']['errors'][] = "{$element} must be a valid URL";
4535 + if (!\ThinkRank\Core\Url_Validator::is_http_url($value)) {
4536 + $optimization['validation']['errors'][] = "{$element} must be an http or https URL";
3533 4537 $optimization['validation']['valid'] = false;
3534 4538 return $optimization;
3535 4539 }
3536 4540
3537 4541 // Check if it's a local image
3538 - $attachment_id = attachment_url_to_postid($value);
4542 + $attachment_id = Attachment_Lookup::id_from_url($value);
3539 4543 if ($attachment_id) {
3540 4544 $image_meta = wp_get_attachment_metadata($attachment_id);
3541 4545
3542 4546 if ($image_meta && isset($image_meta['width'], $image_meta['height'])) {
3543 - // Check recommended size
4547 + // Check recommended size, against the configured file itself
4548 + // rather than the upload it may have been generated from.
3544 4549 if (isset($config['recommended_size'])) {
3545 4550 [$rec_width, $rec_height] = explode('x', $config['recommended_size']);
4551 + $image_file = Attachment_Lookup::describe($attachment_id, $value);
3546 4552
3547 - if ((int) $image_meta['width'] !== (int) $rec_width || (int) $image_meta['height'] !== (int) $rec_height) {
4553 + if ($image_file['width'] !== (int) $rec_width || $image_file['height'] !== (int) $rec_height) {
3548 4554 $optimization['suggestions'][] = "Consider using {$config['recommended_size']} size for optimal {$element}";
3549 4555 }
3550 4556 }
3551 4557