<?php
/**
 * 2007-2016 PrestaShop
 *
 * thirty bees is an extension to the PrestaShop e-commerce software developed by PrestaShop SA
 * Copyright (C) 2017-2024 thirty bees
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@thirtybees.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
 * versions in the future. If you wish to customize PrestaShop for your
 * needs please refer to https://www.thirtybees.com for more information.
 *
 *  @author    thirty bees <contact@thirtybees.com>
 *  @author    PrestaShop SA <contact@prestashop.com>
 *  @copyright 2017-2024 thirty bees
 *  @copyright 2007-2016 PrestaShop SA
 *  @license   http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 *  PrestaShop is an internationally registered trademark & property of PrestaShop SA
 */

/**
 * Step 1 : display language form
 */
class InstallControllerHttpWelcome extends InstallControllerHttp
{
    /**
     * @var bool
     */
    public $canUpgrade;

    /**
     * @var string
     */
    public $tbVersion;

    /**
     * @return void
     */
    public function processNextStep()
    {
    }

    /**
     * @return bool
     */
    public function validate()
    {
        return true;
    }

    /**
     * Change language
     *
     * @return void
     */
    public function process()
    {
        if (Tools::getValue('language')) {
            $this->session->lang = Tools::getValue('language');
            $this->redirect('welcome');
        }
    }

    /**
     * Display welcome step
     * @throws PrestashopInstallerException
     */
    public function display()
    {
        $this->canUpgrade = false;
        if (file_exists(_PS_ROOT_DIR_.'/config/settings.inc.php')) {
            @include_once(_PS_ROOT_DIR_.'/config/settings.inc.php');
            if (version_compare(_TB_VERSION_, _TB_INSTALL_VERSION_, '<')) {
                $this->canUpgrade = true;
                $this->tbVersion = _TB_VERSION_;
            }
        }

        $this->displayTemplate('welcome');
    }
}
