With the release of PHP 5.2 and a new feature, the file upload hooks useful for making an upload progress meter, PHP 4 users have been feeling a little left out. Well, come into the light PHP4ers - PHPClasses has just what you need - two patches to give you the same functionality.
Since I wanted to use this upload progress meter extension under PHP 4, I had to find an alternative solution. I decided to port the patch that adds hooks to monitor upload progress to make it run under PHP 4.
These two patches work for different versions:
He also links to a few other resources of use to file uploaders out there:- an example of a plugin using COMET to generate the progress bar
- the upload progress meter for the PHP 5 series
- and a Windows version of the same.