Ticket #5414: 5414.patch

wp-includes/link-template.php

@@ -73 +73 @@
                 $unixtime = strtotime($post->post_date);
 
                 $category = '';
-                if (strpos($permalink, '%category%') !== false) {
+                if ( strpos($permalink, '%category%') !== false ) {
                         $cats = get_the_category($post->ID);
                         if ( $cats )
                                 usort($cats, '_usort_terms_by_ID'); // order by ID
@@ -82 +82 @@
                                 $category = get_category_parents($parent, FALSE, '/', TRUE) . $category;
                 }
 
-                $authordata = get_userdata($post->post_author);
-                $author = $authordata->user_nicename;
+                $author = '';
+                if ( strpos($permalink, '%author%') !== false ) {
+                        $authordata = get_userdata($post->post_author);
+                        $author = $authordata->user_nicename;
+                }
+
                 $date = explode(" ",date('Y m d H i s', $unixtime));
                 $rewritereplace =
                 array(