2022-05-27 01:13:40 +03:00

60 lines
1.3 KiB
PHP

<?php
class auth {
public static ?User $authorizedUser = null;
const COOKIE_NAME = 'lws-auth';
public static function getToken(): ?string {
return $_COOKIE[self::COOKIE_NAME] ?? null;
}
public static function setToken(string $token) {
setcookie_safe(self::COOKIE_NAME, $token);
}
public static function resetToken() {
if (!headers_sent())
unsetcookie(self::COOKIE_NAME);
}
public static function id(bool $do_check = true): int {
if ($do_check)
self::check();
if (!self::$authorizedUser)
return 0;
return self::$authorizedUser->id;
}
public static function check(?string $pwhash = null): bool {
if (self::$authorizedUser !== null)
return true;
// get auth token
if (!$pwhash)
$pwhash = self::getToken();
if (!is_string($pwhash))
return false;
// find session by given token
$user = users::getUserByPwhash($pwhash);
if (is_null($user)) {
self::resetToken();
return false;
}
self::$authorizedUser = $user;
return true;
}
public static function logout() {
self::resetToken();
self::$authorizedUser = null;
}
}