Ticket #35164: post-template.diff

post-template.php

@@ -473 +473 @@
                 $classes[] = 'post-password-protected';
         }
 
+        // Main post
+        if( is_main_query() ) {
+                $classes[] = 'main-post';
+        }
+
         // Post thumbnails.
         if ( current_theme_supports( 'post-thumbnails' ) && has_post_thumbnail( $post->ID ) && ! is_attachment( $post ) && ! $post_password_required ) {
                 $classes[] = 'has-post-thumbnail';
@@ -578 +583 @@
                 $classes[] = 'attachment';
         if ( is_404() )
                 $classes[] = 'error404';
+        if( is_singular() ) {
+                $classes[] = 'singular';
+        }
 
         if ( is_single() ) {
                 $post_id = $wp_query->get_queried_object_id();