apps/workbench/app/models/authorized_key.rb

   1 class AuthorizedKey < ArvadosBase
   2   def attribute_editable?(attr)
   3     if attr.to_s == 'authorized_user_uuid'
   4       current_user and current_user.is_admin
   5     else
   6       super(attr)
   7     end
   8   end
   9 end