function visitor_from_request()
{
global $namecookie, $webim_encoding, $usercookie;
$defaultName = getstring("chat.default.username");
$userName = $defaultName;
if (isset($_COOKIE[$namecookie])) {
$data = base64_decode(strtr($_COOKIE[$namecookie], '-_,', '+/='));
if (strlen($data) > 0) {
$userName = myiconv("utf-8", $webim_encoding, $data);
}
}
if ($userName == $defaultName) {
$userName = getgetparam('name', $userName);
}
if (isset($_COOKIE[$usercookie])) {
$userId = $_COOKIE[$usercookie];
} else {
$userId = get_user_id();
setcookie($usercookie, $userId, time() + 60 * 60 * 24 * 365);
}
return array('id' => $userId, 'name' => $userName);
}
if (check_login(false)) {
header("Location: {$mibewroot}/operator/");
exit;
}
$errors = array();
$page = array('formisRemember' => true, 'version' => $version);
if (isset($_POST['login']) && isset($_POST['password'])) {
$login = getparam('login');
$password = getparam('password');
$remember = isset($_POST['isRemember']) && $_POST['isRemember'] == "on";
$operator = operator_by_login($login);
if ($operator && isset($operator['vcpassword']) && check_password_hash($login, $password, $operator['vcpassword'])) {
$target = $password == '' ? "{$mibewroot}/operator/operator.php?op=" . intval($operator['operatorid']) : (isset($_SESSION['backpath']) ? $_SESSION['backpath'] : "{$mibewroot}/operator/index.php");
login_operator($operator, $remember, is_secure_request());
header("Location: {$target}");
exit;
} else {
$errors[] = getlocal("page_login.error");
$page['formlogin'] = $login;
}
} else {
if (isset($_GET['login'])) {
$login = getgetparam('login');
if (preg_match("/^(\\w{1,15})\$/", $login)) {
$page['formlogin'] = $login;
}
}
}
$page['localeLinks'] = get_locale_links("{$mibewroot}/operator/login.php");
start_html_output();
require '../view/login.php';
$original = isset($_SESSION["mibew_captcha"]) ? $_SESSION["mibew_captcha"] : "";
$survey_captcha_failed = empty($original) || empty($captcha) || $captcha != $original;
unset($_SESSION['mibew_captcha']);
}
if ($settings['usercanchangename'] == "1" && isset($_POST['name'])) {
$newname = getparam("name");
if ($newname != $visitor['name']) {
$data = strtr(base64_encode(myiconv($mibew_encoding, "utf-8", $newname)), '+/=', '-_,');
setcookie($namecookie, $data, time() + 60 * 60 * 24 * 365);
$visitor['name'] = $newname;
}
}
} else {
$firstmessage = NULL;
$info = getgetparam('info');
$email = getgetparam('email');
$referrer = isset($_GET['url']) ? $_GET['url'] : (isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : "");
if (isset($_GET['referrer']) && $_GET['referrer']) {
$referrer .= "\n" . $_GET['referrer'];
}
}
if (!has_online_operators($groupid)) {
$page = array();
setup_logo();
setup_leavemessage($visitor['name'], $email, $firstmessage, $groupid, $groupname, $info, $referrer, can_show_captcha());
expand("styles", getchatstyle(), "leavemessage.tpl");
exit;
}
$show_survey = $settings['enablepresurvey'] == '1' && (!(isset($_POST['survey']) && $_POST['survey'] == 'on') || $settings["surveyaskcaptcha"] == "1" && !empty($survey_captcha_failed));
if ($show_survey) {
$page = array();
