function login_user(){
//логин пользователя
$mail = $_POST['mail'];
$pas = $_POST['pas'];
$cookie = $_POST['cookie'];
//проверка почты
if (!$mail) {
$this->message_back($this->emptyMail);
exit;
}

if (!$this->valid_email($mail)) {
$this->message_back($this->errorMail);
exit;
}
//проверка пароля
if (!$pas) {
$this->message_back($this->emptyPas);
exit;
}
if (!$this->valid_pas($pas)) {
$this->message_back($this->errorPas2);
exit;
}


$connect = $this->db_connect();
$query = "select * from users where mail = '".$mail."' and pas = '".md5($pas)."'";
$result = $connect->query($query);
$user = $result->fetch_assoc();

if ($user) {
session_start();
$_SESSION['tid'] = $user['id'];


if($cookie){
setCookie("tid", $user['id'], time() + 31104000, "/");
}else setCookie("tid", "", 0, "/");



//+1 к колличеству входов и обновление последнего захода
$login = $user['login']+1;
$editdate = mktime();
$query = "update users set login = '".$login."', editdate = '".$editdate."' where id = '".$user['id']."'";
$result = $connect->query($query);
$connect->close();

//запись лога о входе
$log_type = 2;
$this->logs($user['id'], $log_type);

if ($user['type'] == 2 or $user['type'] == 3 or $user['type'] == 4){
$url = "page.php?id=".$user['id'];
} else {
$url = "index.php";
}

$this->message($this->logOK,$url);
} else {
$url = "loginout.php?act=f_login_user";
$this->message($this->logFail,$url);
}


}