> It seems RXML can't be used for this, I'll have to use Pike to get to a > lower level.
No you can use RXML for file upload. I use this code: <form method="POST" enctype="multipart/form-data"> <input type='file' name='wrapupafile' /> </form> and after the submit: <set variable="var.data"><insert scope='form' variable='wrapupafile' /></set>
