refactor: remove forum and topic feature chains

src/Core/FrontSubmit.php

@@ -171,7 +171,6 @@ class FrontSubmit {
             'allow_category' => true,
             'allow_tags' => true,
             'allow_cover' => true,
-            'topics_s' => false,
             'custom_filter_s' => true,
             'review_mode' => 'pending',
             'pay_free_s' => true,

src/Core/FrontSubmitSave.php

@@ -170,7 +170,7 @@ trait FrontSubmitSave {
             wp_set_post_tags((int) $in_id, []);
         }
 
-        $this->apply_topics_and_filters((int) $in_id, $data, $settings);
+        $this->apply_custom_filters((int) $in_id, $data, $settings);
 
         $pay_result = $this->save_pay_meta((int) $in_id, $data, $user_id, $settings);
         if (!$pay_result['success']) {
@@ -275,16 +275,7 @@ trait FrontSubmitSave {
      * @param array<string,mixed> $data
      * @param array<string,mixed> $settings
      */
-    private function apply_topics_and_filters(int $post_id, array $data, array $settings): void {
-        if (!empty($settings['topics_s']) && taxonomy_exists('topics')) {
-            $topics = $data['topics'] ?? [];
-            if (!is_array($topics)) {
-                $topics = $topics === '' || $topics === null ? [] : [$topics];
-            }
-            $topic_ids = array_values(array_filter(array_map('absint', $topics)));
-            wp_set_object_terms($post_id, $topic_ids, 'topics');
-        }
-
+    private function apply_custom_filters(int $post_id, array $data, array $settings): void {
         if (empty($settings['custom_filter_s'])) {
             return;
         }

src/Core/ScriptsPart1c.php

@@ -572,7 +572,7 @@ trait ScriptsPart1c {
             'stickyEnabled'         => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_post_list_style_settings()['sticky_enabled'] : true,
             'stickyPages'           => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_post_list_style_settings()['sticky_pages'] : ['home', 'cat'],
             'badgeShow'             => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_post_list_style_settings()['badge_show'] : true,
-            'badgeTypes'            => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_post_list_style_settings()['badge_types'] : ['pay', 'tag', 'topics', 'cat'],
+            'badgeTypes'            => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_post_list_style_settings()['badge_types'] : ['pay', 'tag', 'cat'],
             'search'                => [
                 'mode'               => class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::search_mode() : 'default',
                 'placeholder'        => function_exists('aksrt_get_search_placeholder') ? aksrt_get_search_placeholder() : __('开启精彩搜索...', 'aksrt'),

src/Core/Shortcodes.php

@@ -95,7 +95,7 @@ class Shortcodes {
     }
 
     /**
-     * [payshow]...[/payshow] — 付费后可见（文章 content-pay 或论坛主题解锁）
+     * [payshow]...[/payshow] — 文章付费后可见。
      */
     public function render_payshow(array $atts = [], string $content = ''): string {
         $atts = shortcode_atts(['message' => ''], $atts, 'payshow');
@@ -178,7 +178,7 @@ class Shortcodes {
     }
 
     /**
-     * Whether current viewer may see a paid hide block on this post/topic.
+     * Whether current viewer may see a paid hide block on this post.
      */
     private function viewer_can_see_paid_block(int $pid): bool {
         if ($pid <= 0) {

src/Core/WidgetAjax.php

@@ -57,7 +57,6 @@ class WidgetAjax {
 			'order'       => strtoupper(sanitize_key((string) ($request->get_param('order') ?? 'desc'))) === 'ASC' ? 'ASC' : 'DESC',
 			'cat'         => max(0, (int) ($request->get_param('cat') ?? 0)),
 			'limit_day'   => max(0, (int) ($request->get_param('limit_day') ?? 0)),
-			'topics'      => sanitize_text_field((string) ($request->get_param('topics') ?? '')),
 			'pay_type'    => sanitize_key((string) ($request->get_param('pay_type') ?? '')),
 			'style'       => sanitize_key((string) ($request->get_param('style') ?? 'list')),
 			'show_thumb'  => $request->get_param('show_thumb') === null ? 1 : (int) $request->get_param('show_thumb'),
@@ -90,8 +89,6 @@ class WidgetAjax {
 			'order'       => strtoupper(sanitize_key((string) ($request->get_param('order') ?? 'desc'))) === 'ASC' ? 'ASC' : 'DESC',
 			'count'       => max(0, min(20, (int) ($request->get_param('tab_count') ?? 0))),
 			'enabled'     => true,
-
-			'topics'      => sanitize_text_field((string) ($request->get_param('topics') ?? '')),
 			'limit_day'   => max(0, (int) ($request->get_param('limit_day') ?? 0)),
 			'pay_type'    => sanitize_key((string) ($request->get_param('pay_type') ?? '')),];
 		$opts = [
@@ -201,7 +198,6 @@ class WidgetAjax {
 			'order'     => strtoupper(sanitize_key((string) ($request->get_param('order') ?? 'desc'))) === 'ASC' ? 'ASC' : 'DESC',
 			'cat'       => max(0, (int) ($request->get_param('cat') ?? 0)),
 			'limit_day' => max(0, (int) ($request->get_param('limit_day') ?? 0)),
-			'topics'    => sanitize_text_field((string) ($request->get_param('topics') ?? '')),
 			'pay_type'  => sanitize_key((string) ($request->get_param('pay_type') ?? '')),
 		];
 		$html = \AKSRT\Widgets\WidgetOnelinePosts::render_html($instance);