<?php
define (“DB_HOST”, “"); // set database host
define (“DB_USER”, ""); // set database user
define (“DB_PASS”,""); // set database password
define (“DB_NAME”,"*****”); // set database name
$link = mysql_connect(DB_HOST, DB_USER, DB_PASS) or die(“Couldn’t make connection.”);
$db = mysql_select_db(DB_NAME, $link) or die(“Couldn’t select database”);
/* Registration Type (Automatic or Manual)
1 -> Automatic Registration (Users will receive activation code and they will be automatically approved after clicking activation link)
0 -> Manual Approval (Users will not receive activation code and you will need to approve every user manually)
*/
$user_registration = 1; // set 0 or 1
define(“COOKIE_TIME_OUT”, 10); //specify cookie timeout in days (default is 10 days)
define(‘SALT_LENGTH’, 9); // salt for password
//define (“ADMIN_NAME”, “admin”); // sp
/* Specify user levels */
define (“ADMIN_LEVEL”, 5);
define (“USER_LEVEL”, 1);
define (“GUEST_LEVEL”, 0);
/*************** reCAPTCHA KEYS****************/
$publickey = “***********************”;
$privatekey = “**********************”;
/**** PAGE PROTECT CODE ********************************/
function page_protect() {
session_start();
global $db;
/* Secure against Session Hijacking by checking user agent */
if (isset($_SESSION[‘HTTP_USER_AGENT’]))
{
if ($_SESSION[‘HTTP_USER_AGENT’] != md5($_SERVER[‘HTTP_USER_AGENT’]))
{
logout();
exit;
}
}
// before we allow sessions, we need to check authentication key - ckey and ctime stored in database
/* If session not set, check for cookies set by Remember me /
if (!isset($_SESSION[‘user_id’]) && !isset($_SESSION[‘user_name’]) )
{
if(isset($_COOKIE[‘user_id’]) && isset($_COOKIE[‘user_key’])){
/ we double check cookie expiry time against stored in database */
$cookie_user_id = filter($_COOKIE['user_id']);
$rs_ctime = mysql_query("select `ckey`,`ctime` from `users` where `id` ='$cookie_user_id'") or die(mysql_error());
list($ckey,$ctime) = mysql_fetch_row($rs_ctime);
// coookie expiry
if( (time() - $ctime) > 60*60*24*COOKIE_TIME_OUT) {
logout();
}
/* Security check with untrusted cookies - dont trust value stored in cookie.
/* We also do authentication check of the ckey
stored in cookie matches that stored in database during login*/
if( !empty($ckey) && is_numeric($_COOKIE['user_id']) && isUserID($_COOKIE['user_name']) && $_COOKIE['user_key'] == sha1($ckey) ) {
session_regenerate_id(); //against session fixation attacks.
$_SESSION['user_id'] = $_COOKIE['user_id'];
$_SESSION['user_name'] = $_COOKIE['user_name'];
/* query user level from database instead of storing in cookies */
list($user_level) = mysql_fetch_row(mysql_query("select user_level from users where id='$_SESSION[user_id]'"));
$_SESSION['user_level'] = $user_level;
$_SESSION['HTTP_USER_AGENT'] = md5($_SERVER['HTTP_USER_AGENT']);
} else {
logout();
}
} else {
header(“Location: login.php”);
exit();