Ticket #1731: 1731.patch

sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/template-tags.php

@@ -37 +37 @@
         }
 
         foreach ( $post_types as $post_type ) {
-                $is_handbook    = ! $handbook || ( $handbook === $post_type );
-                $handbook_query = is_singular( $post_type ) || is_post_type_archive( $post_type );
+                $is_handbook     = ! $handbook || ( $handbook === $post_type );
+                $single_handbook = false;
 
+                if( is_singular() ) {
+                        $queried_obj = get_queried_object();
+
+                        if( !empty( $queried_obj ) ) {
+                                $single_handbook = is_singular( $post_type );
+                        } else {
+                                // Queried object is not set, use the post type query var.              
+                                $qv_post_type = get_query_var('post_type');
+
+                                if ( is_array( $qv_post_type ) ) {
+                                        $qv_post_type = reset( $qv_post_type );
+                                }
+
+                                $single_handbook = ( $post_type === $qv_post_type );
+                        }
+                }
+
+                $handbook_query = $single_handbook || is_post_type_archive( $post_type );
+
                 if ( $is_handbook && $handbook_query ) {
                         return true;
                 }