junksmi

<?php

//redirect.php
// NON EXISTING DIRS WILL STILL DEFAULT TO USER
// NON EXISTING FILES WILL GIVE A 404 error...  - BUT ONLY IF IN USERS OWN DIR

ob_start();
$inroot = 0;

//the original request from client
$loca = "http://".$_SERVER['SERVER_NAME'].$_SERVER['QUERY_STRING'];

// just the querystring -  default location to redirect to
$loctogo = $_SERVER['QUERY_STRING'];
$trtlevel = 1; //can be eventually used for several levels

// default path / location
$locuser = "/".$_SERVER['REMOTE_USER']."/";

//leave admin alone
if ($_SERVER['REMOTE_USER'] != "admin")
{
    if ($_SERVER['REQUEST_URI'] == '/')
    {
        //echo "we are in root<br>";
        $inroot = 1;

        //redirect each user to their home dir
        $loctogo = $locuser;
        $trtlevel = 1;

    }
    else
    {
        // echo "we are not in root<br>";
        // check if user and subdir match

        // check if current user is below users home
        $str = $_SERVER['REQUEST_URI'];
        $pat = "/".$_SERVER['REMOTE_USER']."/";
        $regs = array();
        $usrsubdir = "";

        if(ereg($pat,$str,$regs)) {
            //echo "match: ".$regs[0]."<br>\n"; // $regs[0] == "/pubx/"
            $usrsubdir = $regs[0];
        }

        if($usrsubdir == "") {
            // no match, return user to users 'home'
            $loctogo = $locuser;
            $trtlevel = 1;
        }
        else
        {
            // they match, continue
            // do nothing - $loctogo should be = $_SERVER['QUERY_STRING'];
        }
    }
}

// make headers for redirection and cookie
// cookie will expire in 1 second
header("referer: ".$loca."\r\n");
header("location: ".$loctogo);
$in2secs = 1 + time();
setcookie('troute', $trtlevel, $in2secs);

ob_end_flush();

?>