Custom token for document naming

Hello there community!

I want to use pdfcreator for an oncoming project at work and I need to know the following:
Is it possible to create your own tokens for the document name? The idea is to read out a value that is stored on the client like the username.

So to make it a bit clearly: I want to set an environmental variable, lets say cartype to the value audi for user A and bmw for user B on the windows machine via a .bat on logon.

Now I want to print a file that gets renamed to something like

Can pdfCreator read this environmental variable? Or maybe in the form of %cartype%?

Edit:

We now appraoch the problem on a different way: We use multiple printers for each individual cartype and have a good working separation of files due to the possibility to seperate the jobs via the file naming conventions since we can use .