Hi Petr, I am going to forward your email to the galaxy-dev list so that the development community can offer comments/suggestions. Best, Jen Galaxy team On 8/30/11 2:27 AM, Petr Novak wrote: > Hi everybody, > I am developing the application on Galaxy server. One of the requirement > is to create user specific list of options. Is it possible to access > somehow $__user_email__ in <options> tag or in <conditional> ?. I did > not found documentation how to used cheetah in galaxy tool xml files but > from files provided with galaxy, cheetah is used only in <command> and > <config> tag. Is that rigth? If it can be used in any part of xml > definition file it would make much easier to generate xml dynamicaly > based on the $__user_email__ > Does anybody have an idea how to manage this problem? > Petr Novak