Viewing file:  inc_login.php (6.68 KB) -rw-r--r--
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(GPLv2)
or write to the Free Software Foundation, Inc., 51 Franklin Street,
Fifth Floor, Boston, MA02110-1301, USA.
********************************************************************************/
if (stristr(htmlentities($_SERVER['PHP_SELF']), "inc_login.php")) {
die("| Error: This file cannot be opened directly! |
");
}
global $dblink,$page,$tzNOW;
//==================================
// Find IP
//==================================
if (@getenv("HTTP_CLIENT_IP")) {
$visitorInfo['ip'] = getenv("HTTP_CLIENT_IP");
} else if (@getenv("HTTP_X_FORWARDED_FOR")) {
$visitorInfo['ip'] = getenv('HTTP_X_FORWARDED_FOR');
} else if (@getenv('REMOTE_ADDR')) {
$visitorInfo['ip'] = getenv('REMOTE_ADDR');
} else if (isset($_SERVER['REMOTE_ADDR'])) {
$visitorInfo['ip'] = $_SERVER['REMOTE_ADDR'];
} else {
$visitorInfo['ip'] = "Unknown";
}
if (!eregi("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$",$visitorInfo['ip']) AND $visitorInfo['ip']!="Unknown") {
$pos = strpos($visitorInfo['ip'],",");
$visitorInfo['ip'] = substr($visitorInfo['ip'],0,$pos);
if ($visitorInfo['ip']=="") { $visitorInfo['ip'] = "Unknown"; }
}
$visitorInfo['ip'] = eregi_replace("[^0-9\.]","",$visitorInfo['ip']);
function clear() {
global $cookiecontent,$cookieitem,$cookie_id,$cookie_user,$cookie_pass,$cookcheck,$dblogin_user,$dblogin_pass,$user,$userid,$admin;
unset ($cookiecontent,$cookieitem,$cookie_id,$cookie_user,$cookie_pass,$cookcheck,$dblogin_user,$dblogin_pass,$user,$userid,$admin);
}
//===========================================
//Post LoginForm
//===========================================
if (memRunHooks('UserPostLoginCheck',array(&$privs))) {
if (!function_exists("inCode_t")) {
function inCode_t($string) {
if (get_magic_quotes_gpc()) { $string = stripslashes($string); }
$string = htmlentities($string,ENT_QUOTES);
return mysql_real_escape_string($string);
}
}
if (isset($_POST['login']) AND isset($_POST['post_username']) AND isset($_POST['post_password'])) {
if ($dblink->get_num("SELECT attempts FROM memht_login_flood WHERE ip='".$visitorInfo['ip']."' AND attempts>=5")) {
die(_YOUMUSTWAITTOLOGINAGAIN_);
} else {
if ($chk = $dblink->get_row("SELECT id,user,enabled FROM memht_utenti WHERE user='".inCode_t($_POST['post_username'])."' AND pass='".md5($_POST['post_password'])."'")) {
//Login Correct
$login_id = intval($chk['id']);
$login_user = $chk['user'];
$login_enabled = intval($chk['enabled']);
if ($login_enabled) {
//Update account lastlogin and lastip
$dblink->query("UPDATE memht_utenti SET lastip='".$visitorInfo['ip']."',lastlogin=$tzNOW WHERE id=$login_id");
//Account Ok
$cookiecontent = $login_id."#".md5($login_user)."#".md5($_POST['post_password']);
setcookie("login_user",$cookiecontent,time()+604800); //1week
$userid = $login_id;
$privs['user'] = $cookiecontent;
} else {
//Account Disabled
clear();
$userid = 0;
$privs['user'] = false;
setcookie("login_user","",time()-31536000); //-1year
}
} else {
clear();
$userid = 0;
$privs['user'] = false;
setcookie("login_user","",time()-31536000); //-1year
//Login Failed -> Antiflood/hack system (Attempts Limiter)
if ($dblink->get_num("SELECT ip FROM memht_login_flood WHERE ip='".$visitorInfo['ip']."'")>0) {
$dblink->query("UPDATE memht_login_flood SET time=$tzNOW,attempts=attempts+1 WHERE ip='".$visitorInfo['ip']."'");
} else {
$dblink->query("INSERT INTO memht_login_flood (ip,time,attempts) VALUES ('".$visitorInfo['ip']."',$tzNOW,'1')");
}
}
@session_start();
$redirect_url = @$_SESSION['redirect_url'];
$redirect_age = @$_SESSION['redirect_age']+90;
if ($redirect_url!="" AND $redirect_age>=time()) {
$_SESSION['redirect_url'] = "";
$_SESSION['redirect_age'] = 0;
header("Location: $redirect_url");
} else {
$_SESSION['redirect_url'] = "";
$_SESSION['redirect_age'] = 0;
header("Location: index.php?page=users");
}
}
}
memRunHooks('UserPostLoginCheckEnd',array(&$privs));
}
//===========================================
//Stored Cookie
//===========================================
if (memRunHooks('UserCookieLoginCheck',array(&$privs))) {
if (isset($_COOKIE['login_user'])) {
$cookiecontent = $_COOKIE['login_user'];
$cookieitem = explode("#",$cookiecontent);
$cookie_id = intval($cookieitem[0]);
$cookie_user = $cookieitem[1]; //md5
$cookie_pass = $cookieitem[2]; //md5
//Database Account Control
$cookcheck = $dblink->get_row("SELECT user,pass FROM memht_utenti WHERE id=$cookie_id");
if ($cookcheck) {
$dblogin_user = $cookcheck['user'];
$dblogin_pass = $cookcheck['pass']; //md5
if ($cookie_user==md5($dblogin_user) AND $cookie_pass==$dblogin_pass) {
//Login Correct
$userid = $cookie_id;
$privs['user'] = $cookiecontent;
//Update account lastlogin and lastip
$dblink->query("UPDATE memht_utenti SET lastip='".$visitorInfo['ip']."',lastlogin=$tzNOW WHERE id=$userid");
} else {
//Delete Cookie (Error? Hack?)
clear();
$userid = 0;
$privs['user'] = false;
setcookie("login_user","",time()-31536000); //-1year
}
}
} else {
$userid = 0;
$privs['user'] = false;
}
memRunHooks('UserCookieLoginCheckEnd',array(&$privs));
}
//===========================================
//User logout
//===========================================
if (memRunHooks('UserLogout',array(&$privs))) {
if (isset($_GET['logout']) && $_GET['logout']==1) {
clear();
$privs['user'] = false;
setcookie("login_user","",time()-31536000); //-1year
header("Location: index.php");
}
memRunHooks('UserLogoutEnd',array(&$privs));
}
?>
bool(false)
|