Ticket #14757: 14757.diff

.php

@@ -237 +237 @@
                 global $wpdb;
 
                 $authors = array();
-                $results = $wpdb->get_results( "SELECT DISTINCT post_author FROM $wpdb->posts" );
+            $results = $wpdb->get_results( "SELECT DISTINCT ID FROM $wpdb->users" );
                 foreach ( (array) $results as $result )
-                        $authors[] = get_userdata( $result->post_author );
+                $authors[] = get_userdata( $result->ID );
 
                 $authors = array_filter( $authors );
-
+                
                 foreach( $authors as $author ) {
-                        echo "\t<wp:author>";
-                        echo '<wp:author_id>' . $author->ID . '</wp:author_id>';
-                        echo '<wp:author_login>' . $author->user_login . '</wp:author_login>';
-                        echo '<wp:author_email>' . $author->user_email . '</wp:author_email>';
-                        echo '<wp:author_display_name>' . wxr_cdata( $author->display_name ) . '</wp:author_display_name>';
-                        echo '<wp:author_first_name>' . wxr_cdata( $author->user_firstname ) . '</wp:author_first_name>';
-                        echo '<wp:author_last_name>' . wxr_cdata( $author->user_lastname ) . '</wp:author_last_name>';
-                        echo "</wp:author>\n";
+                        /*      
+                        We can allow specific access level user in following approach
+                        if($author->wp_capabilities['editor'] || $author->wp_capabilities['author'] || $author->wp_capabilities['administrator'] || $author->wp_capabilities['contributor'])
+                        */
+                        if($author->user_level>0)
+                        {
+                                echo "\t<wp:author>";
+                                echo '<wp:author_id>' . $author->ID . '</wp:author_id>';
+                                echo '<wp:author_login>' . $author->user_login . '</wp:author_login>';
+                                echo '<wp:author_email>' . $author->user_email . '</wp:author_email>';
+                                echo '<wp:author_display_name>' . wxr_cdata( $author->display_name ) . '</wp:author_display_name>';
+                                echo '<wp:author_first_name>' . wxr_cdata( $author->user_firstname ) . '</wp:author_first_name>';
+                                echo '<wp:author_last_name>' . wxr_cdata( $author->user_lastname ) . '</wp:author_last_name>';
+                                echo "</wp:author>\n";
+                        }
                 }
         }