janniclas.loosenandClaude Opus 5.5
82ef69a99c
WpLinkTargets answers the library, internal "_" types and every type without a Divi post_link_url option like a missing ID; replace-text strips library IDs only from global subtrees. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
66 lines
2.2 KiB
PHP
66 lines
2.2 KiB
PHP
<?php
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declare(strict_types=1);
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namespace LIT\MCP\Integrations\Divi\Pages;
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use Closure;
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use LIT\MCP\Integrations\Divi\Compose\LinkTargets;
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use WP_Post;
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defined('ABSPATH') || exit;
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/**
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* {{link:<ID>}} and post_link_url_* targets from WordPress (rulings P10, Q14): the entry exists,
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* lives (no trash, auto-draft or revision), is no attachment (whatever its status), its type has a
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* Divi link option post_link_url_<type> (never the library et_pb_layout or an internal "_" type) and
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* the current user may read it (read_post, like select_post settings, S37). Missing, unreadable and
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* unlinkable entries give the same null (no existence or type oracle).
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*/
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final class WpLinkTargets implements LinkTargets
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{
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private const DEAD = ['trash', 'auto-draft', 'inherit'];
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/** Never link targets, whatever Divi lists: attachments and the Divi Library (ruling Q14). */
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private const NEVER = ['attachment', 'et_pb_layout'];
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/** @var Closure(string): bool */
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private Closure $linkable;
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/**
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* @param (Closure(string): bool)|null $linkable Whether Divi offers post_link_url_<type> (tests);
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* null = Divi's et_builder_get_public_post_types(), the list its link option uses.
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*/
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public function __construct(?Closure $linkable = null)
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{
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$this->linkable = $linkable ?? self::diviLinkable(...);
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}
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public function postTypeOf(int $id): ?string
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{
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$post = get_post($id);
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if (! $post instanceof WP_Post || in_array((string) $post->post_status, self::DEAD, true)) {
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return null;
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}
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$type = (string) $post->post_type;
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if (in_array($type, self::NEVER, true) || str_starts_with($type, '_') || ! ($this->linkable)($type)) {
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return null;
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}
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return current_user_can('read_post', $id) ? $type : null;
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}
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/** Fail closed: without Divi's list no type has a link option. */
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private static function diviLinkable(string $type): bool
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{
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if (! function_exists('et_builder_get_public_post_types')) {
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return false;
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}
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$types = et_builder_get_public_post_types();
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return is_array($types) && array_key_exists($type, $types);
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}
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}
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