Ticket #25341: 25341-post-template.php.diff

post-template.php

@@ -458 +458 @@
         } elseif ( is_archive() ) {
                 if ( is_post_type_archive() ) {
                         $classes[] = 'post-type-archive';
-                        $classes[] = 'post-type-archive-' . sanitize_html_class( get_query_var( 'post_type' ) );
+                        // check for multiple types in array
+                        if ( is_array( get_query_var( 'post_type' ) ) ) {
+                                foreach ( get_query_var( 'post_type' ) as $type ) {
+                                        $classes[] = 'post-type-archive-' . sanitize_html_class( $type );
+                                }
+                        } else {
+                                $classes[] = 'post-type-archive-' . sanitize_html_class( get_query_var( 'post_type' ) );
+                        }
                 } else if ( is_author() ) {
                         $author = $wp_query->get_queried_object();
                         $classes[] = 'author';