Check this out from BOB’s Downloads. It currently goes through only the data providers but you could modify it to traverse the collection of report variables as well. Note that report variables cannot be linked, so I’m not sure what you’re ultimately trying to accomplish…?
Ah, well, don’t be too honoured. 
My wife says I will talk to anybody that will listen. So that doesn’t make you special. 
Dave Rathbun 
(BOB member since 2002-06-06)