Ticket #21759: 21759.2.diff

wp-content/themes/twentytwelve/style.css

@@ -881 +881 @@
         line-height: 1.846153846;
         color: #777;
 }
+.single-author .entry-meta .by-author {
+        display: none;
+}
 
 
 /* =Archives

wp-content/themes/twentytwelve/functions.php

@@ -336 +336 @@
 
         // Translators: 1 is category, 2 is tag, 3 is the date and 4 is the author's name.
         if ( $tag_list ) {
-                $utility_text = __( 'This entry was posted in %1$s and tagged %2$s on %3$s by %4$s.', 'twentytwelve' );
+                $utility_text = __( 'This entry was posted in %1$s and tagged %2$s on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' );
         } elseif ( $categories_list ) {
-                $utility_text = __( 'This entry was posted in %1$s on %3$s by %4$s.', 'twentytwelve' );
+                $utility_text = __( 'This entry was posted in %1$s on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' );
         } else {
-                $utility_text = __( 'This entry was posted on %3$s by %4$s.', 'twentytwelve' );
+                $utility_text = __( 'This entry was posted on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' );
         }
 
         printf(
@@ -386 +386 @@
         if ( wp_style_is( 'twentytwelve-fonts', 'queue' ) )
                 $classes[] = 'custom-font-enabled';
 
+        if ( ! is_multi_author() )
+                $classes[] = 'single-author';
+
         return $classes;
 }
 add_filter( 'body_class', 'twentytwelve_body_class' );