Ticket #11086: 11086-wp_dropdown_users.2.diff

wp-includes/user.php

@@ -518 +518 @@
         $r = wp_parse_args( $args, $defaults );
         extract( $r, EXTR_SKIP );
 
-        $query = "SELECT * FROM $wpdb->users";
-
+        $query = "SELECT {$wpdb->users}.* FROM $wpdb->users, $wpdb->usermeta";
         $query_where = array();
 
         if ( is_array($include) )
@@ -534 +533 @@
         if ( $exclude )
                 $query_where[] = "ID NOT IN ($exclude)";
 
+        $query .= " WHERE {$wpdb->users}.ID = {$wpdb->usermeta}.user_id AND meta_key = '{$wpdb->prefix}capabilities'"
         if ( $query_where )
-                $query .= " WHERE " . join(' AND', $query_where);
+                $query .= " AND " . join(' AND', $query_where);
 
         $query .= " ORDER BY $orderby $order";