编辑文件 - UserProvider.php

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<?php
/**
 * 2007-2019 PrestaShop and Contributors
 *
 * 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:
 * https://opensource.org/licenses/OSL-3.0
 * 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@prestashop.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.prestashop.com for more information.
 *
 * @author    PrestaShop SA <contact@prestashop.com>
 * @copyright 2007-2019 PrestaShop SA and Contributors
 * @license   https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
 * International Registered Trademark & Property of PrestaShop SA
 */

namespace PrestaShopBundle\Service\DataProvider;

use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage;
use Symfony\Component\Security\Core\User\User;

/**
 * Convenient way to access User, if exists.
 */
class UserProvider
{
    const ANONYMOUS_USER = 'ANONYMOUS_USER';

private $tokenStorage;

public function __construct(TokenStorage $tokenStorage)
    {
        $this->tokenStorage = $tokenStorage;
    }

/**
     * @see \Symfony\Bundle\FrameworkBundle\Controller::getUser()
     */
    public function getUser()
    {
        if (null === $token = $this->tokenStorage->getToken()) {
            return;
        }

if (!is_object($user = $token->getUser())) {
            // e.g. anonymous authentication
            return;
        }

return $user;
    }

public function getUsername()
    {
        if ($this->getUser() instanceof User) {
            return $this->getUser()->getUsername();
        }

return self::ANONYMOUS_USER;
    }
}

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