<?php
/**
* Since 2013 Ovidiu Cimpean.
*
* Ovidiu Cimpean - Newsletter Pro © All rights reserved.
*
* DISCLAIMER
*
* Do not edit, modify or copy this file.
* If you wish to customize it, contact us at addons4prestashop@gmail.com.
*
* @author    Ovidiu Cimpean <addons4prestashop@gmail.com>
* @copyright Since 2013 Ovidiu Cimpean
* @license   Do not edit, modify or copy this file
*
* @version   Release: 4
*/

class NewsletterProMailChimpToken extends ObjectModel
{
    public $token;

    public $creation_date;

    public $modified_date;
    public $expiration_date;

    public static $token_static;

    public static $definition = [
        'table' => 'newsletter_pro_mailchimp_token',
        'primary' => 'id_newsletter_pro_mailchimp_token',
        'fields' => [
            'token' => ['type' => self::TYPE_STRING, 'validate' => 'isString', 'required' => true],
            'creation_date' => ['type' => self::TYPE_DATE, 'validate' => 'isDate'],
            'modified_date' => ['type' => self::TYPE_DATE, 'validate' => 'isDate'],
            'expiration_date' => ['type' => self::TYPE_DATE, 'validate' => 'isDate'],
        ],
    ];

    public function __construct($id = null)
    {
        parent::__construct($id);
    }

    public static function newInstance($id = null)
    {
        return new self($id);
    }

    public static function getInstanceByToken($token)
    {
        $id = (int) Db::getInstance()->getValue('
			SELECT `id_newsletter_pro_mailchimp_token`
			FROM `'._DB_PREFIX_.'newsletter_pro_mailchimp_token`
			WHERE `token` = "'.pSQL($token).'"
		');

        $instance = self::newInstance($id);
        if (Validate::isLoadedObject($instance)) {
            return $instance;
        }

        return false;
    }

    public static function generateToken()
    {
        return Tools::encrypt(uniqid() + time());
    }

    public static function generateDayToken()
    {
        return Tools::encrypt('mailchimp'.date('Y-m-d'));
    }

    public static function generateHourToken()
    {
        return Tools::encrypt('mailchimp'.date('Y-m-d H'));
    }

    public static function generateMinuteToken()
    {
        return Tools::encrypt('mailchimp'.date('Y-m-d H:i'));
    }

    public static function getToken()
    {
        if (!isset(self::$token_static)) {
            self::$token_static = self::generateToken();
        }

        return self::$token_static;
    }

    public function add($auto_date = true, $null_values = false)
    {
        $this->updateDates();

        return parent::add($auto_date, $null_values);
    }

    public function update($null_values = false)
    {
        $this->updateDates();

        return parent::update($null_values);
    }

    private function updateDates()
    {
        if (isset($this->creation_date) || !$this->creation_date) {
            $this->creation_date = date('Y-m-d H:i:s');
        }

        $this->modified_date = date('Y-m-d H:i:s');
        $this->expiration_date = date('Y-m-d H:i:s', strtotime('+1 month'));
    }

    public function expired()
    {
        return strtotime($this->expiration_date) < time();
    }

    public static function validateToken($token_var = 'mc_token')
    {
        if (Tools::isSubmit($token_var)) {
            $mc_token = NewsletterProMailChimpToken::getInstanceByToken(Tools::getValue($token_var));

            if ($mc_token) {
                if ($mc_token->expired()) {
                    $mc_token->delete();
                } else {
                    return true;
                }
            }
        }

        return false;
    }
}