Posting multipart/form-data with a String

[nahi]

Without creating Tempfile.

Here's @jugyo's hack: https://gist.github.com/1280821

[BrackXs]

Useful.

[BrackXs]

Hmpf.. does not solve my problem, though:

I have a webservice which accepts only multipart post-data but differentiates between strings and uploaded files. I need a multipart-post which sends a multipart request with form data only.