Custom sorting on a user field

[mitko]

Need to add to thumbnail view custom sorting by user1 field
Tried to follow instruction for 1.4
http://forum.coppermine-gallery.net/index.php/topic,28084.0.html
but in 1.5 instead of described code of theme.php found only reference for thumbnails.js
may be somebody can help?
Thanks in advance

[Αndré]

Adding a new meta album may be the easiest solution. Would that also work in your case, or do you need that sort option on the thumbnail page strongly?

[mitko]

How to do this via Meta albums? will try to check, not sure exactly right now is this ok or not.

[mitko]

So any thoughts?