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<?php
/**
* Postfix Admin
*
* LICENSE
* This source file is subject to the GPL license that is bundled with
* this package in the file LICENSE.TXT.
*
* Further details on the project are available at https://github.com/postfixadmin/postfixadmin
*
* @version $Id$
* @license GNU GPL v2 or later.
*
* File: login.php
* Authenticates a user, and populates their $_SESSION as appropriate.
* Template File: login.tpl
*
* Template Variables:
*
* none
*
* Form POST \ GET Variables:
*
* fUsername
* fPassword
* token
* lang
*/
require_once('common.php');
$CONF = Config::getInstance()->getAll();
$smarty = PFASmarty::getInstance();
if ($CONF['configured'] !== true) {
print "Installation not yet configured; please edit config.inc.php or write your settings to config.local.php";
exit;
}
check_db_version(); # check if the database layout is up to date (and error out if not)
if (authentication_mfa_incomplete()) {
header("Location: login-mfa.php");
exit;
}
if ($_SERVER['REQUEST_METHOD'] == "POST") {
if (!isset($_SESSION['PFA_token'])) {
die("Invalid token (session timeout; refresh the page and try again?)");
}
if (safepost('token') != $_SESSION['PFA_token']) {
die('Invalid token! (CSRF check failed)');
}
$totppf = new TotpPf('admin', new Login('admin'));
$lang = safepost('lang');
$fUsername = trim(safepost('fUsername'));
$fPassword = safepost('fPassword');
if ($lang != check_language(false)) { # only set cookie if language selection was changed
setcookie('lang', $lang, time() + 60 * 60 * 24 * 30); # language cookie, lifetime 30 days
# (language preference cookie is processed even if username and/or password are invalid)
}
$h = new AdminHandler();
$login = new Login('admin');
if ($login->login($fUsername, $fPassword)) {
init_session($fUsername, true);
# they've logged in, so see if they are a domain admin, as well.
if (!$h->init($fUsername)) {
flash_error($PALANG['pLogin_failed']);
}
if (!$h->view()) {
flash_error($PALANG['pLogin_failed']);
}
$adminproperties = $h->result();
if ($totppf->usesTOTP($fUsername)) {
init_session($fUsername, true, false);
header("Location: login-mfa.php");
exit(0);
}
init_session($fUsername, true, true);
if ($adminproperties['superadmin'] == 1) {
$_SESSION['sessid']['roles'][] = 'global-admin';
}
header("Location: main.php");
exit(0);
} else { # $h->login failed
error_log("PostfixAdmin admin login failed (username: $fUsername, ip_address: {$_SERVER['REMOTE_ADDR']})");
flash_error($PALANG['pLogin_failed']);
}
} else {
session_unset();
session_destroy();
session_start();
}
$_SESSION['PFA_token'] = md5(uniqid("pfa" . rand(), true));
$smarty->assign('language_selector', language_selector(), false);
$smarty->assign('smarty_template', 'login');
$smarty->assign('logintype', 'admin');
$smarty->assign('forgotten_password_reset', Config::bool('forgotten_admin_password_reset'));
$smarty->display('index.tpl');
/* vim: set expandtab softtabstop=4 tabstop=4 shiftwidth=4: */
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