<?php

/*
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 * and open the template in the editor.
 */

namespace app\classes;

/**
 * Description of CookieUser
 *
 * @author pegas
 */
class CookieUser extends \app\classes\PDOElement {

    protected static $loggedUser = NULL;

    CONST VALIDITY_HOURS = 48;
    CONST VALIDITY_REFRESH_HOURS = 8;

    public function __construct($id, $tokenAsId = false, $timeCheck = false, $state = \app\constants\State::DISABLED) {
        parent::__construct($id, "visitors", array($tokenAsId ? "token" : "id" => $id, "state" => $state), $tokenAsId ? "token" : "id", " state=:state " . ($timeCheck ? " AND valid_until > CURDATE()" : ""));
    }

    /**
     * @return CookieUser
     */
    public static function getLoggedUser() {
        $class = get_called_class();
        if (self::$loggedUser === NULL || !(self::$loggedUser instanceof $class)) {
            self::loadCookieUser();
        }
        return self::$loggedUser;
    }

    public function toArray($exclude = array()) {
        $exclude = $exclude + array("token", "folder");
        return parent::toArray($exclude);
    }

    public function destructLoggedUser() {
        self::$loggedUser = NULL;
    }

    protected static function newCookieUser() {
        sleep(2);
        $token = getUniqueId();
        $folder = getUniqueId();
        $valid = date("Y-m-d H:i:s", strtotime("+ " . self::VALIDITY_HOURS . " hours"));
        $db = PDODatabase::getInstance();
        try {
            $db->addRecord("visitors", array(
                "token" => $token,
                "init_ip" => get_ip_address(),
                "valid_until" => $valid,
                "folder" => $folder,
                "state" => \app\constants\State::DISABLED
            ));
            setcookie("visitor", $token, strtotime($valid), "/");
            $_COOKIE["visitor"] = $token;
            mkdir(DOCUMENT_ROOT . "uploads/settlements/" . $folder);
            $class = get_called_class();
            self::$loggedUser = new $class($token, true, true);
        } catch (\Exception $ex) {
            self::newCookieUser();
        }
    }

    protected static function loadCookieUser() {
        try {
            $class = get_called_class();
            self::$loggedUser = new $class(convertToNonHtmlTags($_COOKIE["visitor"]), true, true);
            if (strtotime(self::$loggedUser->_get("valid_until")) - time() < self::VALIDITY_REFRESH_HOURS * 60 * 60) {
                $valid = date("Y-m-d H:i:s", strtotime("+ " . self::VALIDITY_HOURS . " hours"));
                self::$loggedUser->update(array(
                    "valid_until" => $valid
                ));
                self::$loggedUser->_set("valid_until", $valid);
                setcookie("visitor", self::$loggedUser->_get("token"), strtotime($valid), "/");
            }
        } catch (\Exception $ex) {
            self::newCookieUser();
        }
    }

}