[nautilus] batch-rename-utilities: 0 pad the track number

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit cf7c8acfd2f4101bf2248a494adb94dccdf0afe4
Author: Carlos Soriano <csoriano gnome org>
Date:   Tue Aug 30 10:07:11 2016 +0200

    batch-rename-utilities: 0 pad the track number
    
    Usually the track numbers are 0 padded by 2. Do that in batch renaming
    for familiarity.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=770586

 src/nautilus-batch-rename-utilities.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/nautilus-batch-rename-utilities.c b/src/nautilus-batch-rename-utilities.c
index 07ba1c4..419037b 100644
--- a/src/nautilus-batch-rename-utilities.c
+++ b/src/nautilus-batch-rename-utilities.c
@@ -375,7 +375,7 @@ batch_rename_format (NautilusFile *file,
 
             if (metadata != NULL)
             {
-                new_name = g_string_append (new_name, metadata);
+                g_string_append_printf (new_name, "%02d", atoi (metadata));
                 added_tag = TRUE;
             }
         }