setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); $dbh->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC); include("lib.php"); // only for get_language from browser. TODO: simplify function user_login ($user_name, $user_pass) { global $dbh; if (strlen($user_name) < 1) { return FALSE; } if (strlen($user_pass) < 1) { return FALSE; } $sql = "SELECT user_id, user_pass, user_displayname, user_language, user_imagesize, user_imagecount, user_mac, user_dateformat, user_dns1suffix, user_dns2suffix, user_tooltips, user_menu, user_role, user_flags FROM user WHERE user_name=?"; $sth = $dbh->prepare($sql); $sth->execute([$user_name]); if (!$user = $sth->fetch(PDO::FETCH_OBJ)) { // no user record found return FALSE; } if (strcmp(md5($user_pass), rtrim($user->user_pass)) != 0) { // password does not match with md5, check if new hash matches // For future expansion: $pwd_peppered = hash_hmac('sha256', $user_pass, $config_pepper); if (! password_verify($user_pass, $user->user_pass)) { return FALSE; } } else { // md5 match but outdated. rewrite with new algo $sth = $dbh->prepare("UPDATE user SET user_pass=? WHERE user_id=?"); $newhash = password_hash($user_pass, PASSWORD_BCRYPT); $sth->execute([$newhash, $user->user_id]); } // all ok: user is logged in, register session data $_SESSION['suser_id'] = $user->user_id; $_SESSION['suser_displayname'] = $user->user_displayname; $_SESSION['suser_language'] = $user->user_language; $_SESSION['suser_imagesize'] = $user->user_imagesize; $_SESSION['suser_imagecount'] = $user->user_imagecount; $_SESSION['suser_mac'] = $user->user_mac; $_SESSION['suser_dateformat'] = $user->user_dateformat; $_SESSION['suser_dns1suffix'] = $user->user_dns1suffix; $_SESSION['suser_dns2suffix'] = $user->user_dns2suffix; $_SESSION['suser_tooltips'] = $user->user_tooltips; $roles = explode(',', $user->user_role); $_SESSION['suser_role_add'] = in_array('add', $roles); $_SESSION['suser_role_edit'] = in_array('edit', $roles); $_SESSION['suser_role_delete'] = in_array('delete', $roles); $_SESSION['suser_role_manage'] = in_array('manage', $roles); $_SESSION['suser_role_admin'] = in_array('admin', $roles); $menu = explode(',', $user->user_menu); $_SESSION['suser_menu_assets'] = in_array('asset', $menu); $_SESSION['suser_menu_assetclasses'] = in_array('class', $menu); $_SESSION['suser_menu_assetclassgroups'] = in_array('group', $menu); $_SESSION['suser_menu_cables'] = in_array('cable', $menu); $_SESSION['suser_menu_locations'] = in_array('location', $menu); $_SESSION['suser_menu_nodes'] = in_array('node', $menu); $_SESSION['suser_menu_subnets'] = in_array('subnet', $menu); $_SESSION['suser_menu_vlans'] = in_array('vlan', $menu); $_SESSION['suser_menu_zones'] = in_array('zone', $menu); return TRUE; } // No header included, this page has no menu $language = lang_getfrombrowser($config_lang, $config_lang_default, null, false); include('lang/' . $language . '.php'); if ($_SERVER['REQUEST_METHOD'] == "POST" ) { $user_name = sanitize($_POST['user_name']); $user_pass = sanitize($_POST['user_pass']); if (user_login($user_name, $user_pass) == TRUE) { header_location($_SESSION['prelogin'] ?? 'index.php'); } else { $_SESSION = array(); session_destroy(); } } $smarty->assign("config_version", $config_version); $smarty->assign($lang); $smarty->display("login.tpl"); include("footer.php"); ?>