Legacy escape route User.php

User.php

<?php

namespace Acme\Authentication;

use Acme\Avatar\AvatarInterface;
use Symfony\Component\Security\Core\User\UserInterface;

class User implements UserInterface
{
    // ...

    /**
     * @var array
     */
    private $roles;

    /**
     * @var array
     */
    private $legacyRoles;

    /**
     * @param string $username
     * @param null|string $firstName
     * @param null|string $lastName
     * @param null|AvatarInterface $avatar
     * @param array $legacyRoles
     */
    public function __construct(
        $username,
        $firstName = null,
        $lastName = null,
        AvatarInterface $avatar = null,
        array $legacyRoles = array()
    ) {
        $this->username = $username;
        $this->firstName = $firstName;
        $this->lastName = $lastName;
        $this->avatar = $avatar;
        $this->legacyRoles = $legacyRoles;
        $this->roles = array();

        $this->mapRoles();
    }

    /**
     * Map legacy roles to symfony roles. Legacy roles are in following format:
     * ['moderator' => '1']
     */
    private function mapRoles()
    {
        if (empty($this->legacyRoles)) {
            return;
        }

        foreach ($this->legacyRoles as $roleName => $roleValue) {
            if ($roleValue === '1') {
                $this->roles[] = 'ROLE_' . strtoupper($roleName);
            }
        }
    }

    /**
     * {@inheritdoc}
     */
    public function getRoles()
    {
        return $this->roles;
    }

    // ...
}