fix(widgets): restore article table of contents behavior and styles

tests/widget-system/posts-toc-render-harness.php

@@ -0,0 +1,54 @@
+<?php
+/** Exercise the production TOC widget and article asset resolver. */
+declare(strict_types=1);
+
+namespace AKSRT\Settings {
+	final class Settings {
+		public static function get_comment_display_settings(): array { return []; }
+	}
+}
+
+namespace AKSRT\WidgetSystem {
+	final class AssetManager {
+		public static function enqueue_for(WidgetDefinition $definition): void {}
+	}
+}
+
+namespace {
+	require __DIR__ . '/bootstrap.php';
+	function get_post_meta(int $id, string $key, bool $single = false) { return $GLOBALS['toc_meta'][$key] ?? []; }
+	function get_post_type(int $id): string { return 'post'; }
+	function post_password_required(int $id): bool { return false; }
+	function comments_open(int $id): bool { return false; }
+	function get_comments_number(int $id): int { return 0; }
+	function aksrt_resolve_single_post_display_settings(int $id): array { return $GLOBALS['toc_settings']; }
+	class TocPost extends WP_Post { public string $post_content = '[dynamic_headings]'; }
+	$GLOBALS['aksrt_test_state']['singular'] = true;
+	$GLOBALS['aksrt_test_state']['current_id'] = 8;
+	$GLOBALS['aksrt_test_state']['current_post'] = new TocPost(8);
+	$GLOBALS['toc_settings'] = [];
+	$GLOBALS['toc_meta'] = [];
+	$resolver = new class {
+		use \AKSRT\Core\ScriptsPart1c { resolve_singular_asset_requirements as public requirements; }
+	};
+	$cases = ['dynamic_headings' => $resolver->requirements(true, false, false)['has_toc']];
+	$GLOBALS['toc_settings'] = ['article_nav' => false];
+	$cases['global_disabled'] = $resolver->requirements(true, false, false)['has_toc'];
+	$GLOBALS['toc_settings'] = ['article_nav' => true];
+	$GLOBALS['toc_meta'][\AKSRT\Core\DomainModel::POST_META_KEY] = ['no_article-navs' => true];
+	$cases['post_disabled'] = $resolver->requirements(true, false, false)['has_toc'];
+	$GLOBALS['toc_meta'] = [];
+	$cases['other_page'] = $resolver->requirements(false, false, false)['has_toc'];
+	$definition = \AKSRT\WidgetSystem\WidgetRegistry::get('posts_toc');
+	$cases['widget_fields'] = array_column($definition->fields(), 'id');
+	$widget = new \AKSRT\WidgetSystem\SchemaWidget($definition);
+	$widget->_set(2);
+	ob_start();
+	$widget->widget(['before_widget' => '<aside>', 'after_widget' => '</aside>'], ['title' => '目录 & 标题', 'mini_title' => '副标题', 'in_affix' => true]);
+	$cases['widget'] = ob_get_clean();
+	$GLOBALS['aksrt_test_state']['singular'] = false;
+	ob_start();
+	$widget->widget([], []);
+	$cases['non_article_widget'] = ob_get_clean();
+	echo json_encode($cases, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_THROW_ON_ERROR);
+}