Heres a little script i coded for purpose of direct link to a file
There are a few things you will need to get started....
1. Domain(free or purchased)
2. Hosting shared or vps
3. The upload Script (can be found here)
Make a directory called private or something else and edit the script....
Chmod the directory to 777
then go to the script nameoffile.php select your file and click upload... Then you will get a direct link.....