Problem with user autehntication

[Chandramouli Kharidehal <Ck...@sapient.com>]

>  
> Hi
>     I am new to apache as part of project we are using apache as the web
> server and i really love apache Open software
>     I have some problem with user authentication 
>     As part of our project we have to provide user authentication when the
> user clicks on the download link of a file 
>    each user is  mapped to set of roles internally and based on these
> roles we protect and give permissions to the directory I mean which role
> has access to which directory 
>    Now I want this functionality that whent the user clicks on a download
> link in the page ( which is our project based page) 
>       a  c code   should take the information from the HTTP header we are
> writing user role :password to the header check  compare it with our
> configuration file that resides in the web server and give access to the
> documents 
>       See the problem comes because we have multiple user roles so when a
> user logs in and he has multiple roles 
>      we write role1,role2;password . So the problem is  before the user
> gets a chance to download the document i wan tto authorize wheter he can
> really do it or not in a customised way can i do it in Apache if so please
> expalin 
>       Thanks 
> 
> Mouli 
> 
> 
>