fix: collapse empty homepage sidebar

inc/helpers/aksrt-template-tags.php

@@ -54,6 +54,29 @@ function aksrt_resolve_sidebar_id(): string {
 }
 endif;
 
+if (!function_exists('aksrt_has_current_sidebar_widgets')):
+/**
+ * Whether the current page has widgets for its site-sidebar column.
+ *
+ * The global top/bottom zones are rendered alongside the page-specific
+ * sidebar, so any of these zones makes the column meaningful.
+ */
+function aksrt_has_current_sidebar_widgets(): bool {
+    $sidebar_id = function_exists('aksrt_resolve_sidebar_id')
+        ? aksrt_resolve_sidebar_id()
+        : 'home_sidebar';
+    $sidebar_ids = array_unique(['all_sidebar_top', $sidebar_id, 'all_sidebar_bottom']);
+
+    foreach ($sidebar_ids as $sidebar_id) {
+        if (is_active_sidebar($sidebar_id)) {
+            return true;
+        }
+    }
+
+    return false;
+}
+endif;
+
 if (!function_exists('aksrt_get_post_show_layout')):
 /**
  * Zibll-compatible post/page layout override.
@@ -218,9 +241,7 @@ function aksrt_get_site_layout(): int {
     if (is_single()) {
         $post_id = (int) get_queried_object_id();
         $layout = aksrt_get_post_show_layout($post_id);
-        $has_article_widgets = is_active_sidebar('all_sidebar_top')
-            || is_active_sidebar('sidebar-article')
-            || is_active_sidebar('all_sidebar_bottom');
+        $has_article_widgets = aksrt_has_current_sidebar_widgets();
         // Keep the sidebar in the document whenever it is configured. CSS handles
         // narrow viewports; wp_is_mobile() is User-Agent based and can otherwise
         // suppress widgets on a desktop-sized page.
@@ -243,6 +264,10 @@ function aksrt_get_site_layout(): int {
         return 1;
     }
 
+    if (!aksrt_has_current_sidebar_widgets()) {
+        return 1;
+    }
+
     $position = 'right';
     if (is_singular()) {
         $meta = aksrt_get_post_show_layout(get_queried_object_id());

inc/helpers/homepage/content.php

@@ -146,14 +146,21 @@ if (!function_exists('aksrt_homepage_has_sidebar')) {
 	 * Whether the fixed homepage should render an aside column.
 	 */
 	function aksrt_homepage_has_sidebar(): bool {
+		$has_widgets = function_exists('aksrt_has_current_sidebar_widgets')
+			? aksrt_has_current_sidebar_widgets()
+			: aksrt_homepage_has_active_sidebars([
+				'all_sidebar_top',
+				'home_sidebar',
+				'all_sidebar_bottom',
+			]);
+		if (!$has_widgets) {
+			return false;
+		}
+
 		if (function_exists('aksrt_is_show_sidebar')) {
 			return aksrt_is_show_sidebar();
 		}
-		return aksrt_homepage_has_active_sidebars([
-			'all_sidebar_top',
-			'home_sidebar',
-			'all_sidebar_bottom',
-		]);
+		return true;
 	}
 }
 

index.php

@@ -21,10 +21,13 @@ get_header();
 
 <?php
 // Zibll dual-column: sidebar is a sibling of .content-wrap under main.container.
-// Visibility is driven by body.site-layout-* (aksrt_is_show_sidebar), not widget presence.
-$has_sidebar = function_exists('aksrt_is_show_sidebar')
-	? aksrt_is_show_sidebar()
-	: is_active_sidebar('home_sidebar');
+// A sidebar column is useful only when visibility is enabled and at least one
+// of its global/page-specific widget zones has content.
+$has_sidebar_widgets = function_exists('aksrt_has_current_sidebar_widgets')
+	? aksrt_has_current_sidebar_widgets()
+	: (is_active_sidebar('all_sidebar_top') || is_active_sidebar('home_sidebar') || is_active_sidebar('all_sidebar_bottom'));
+$has_sidebar = (function_exists('aksrt_is_show_sidebar') ? aksrt_is_show_sidebar() : true)
+	&& $has_sidebar_widgets;
 ?>
 <main id="main-content" class="site-main container" tabindex="-1">
 	<div class="content-wrap">