SWP\Bundle\UserBundle\Security\UserProvider

Complexity

Total Complexity

12

Size/Duplication

Total Lines	71
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	findUser()	0	4	1
A	__construct()	0	4	1
A	loadUserByUsername()	0	10	2
A	refreshUser()	0	16	4
A	supportsClass()	0	6	4

<?php

declare(strict_types=1);

/*
 * This file is part of the Superdesk Web Publisher User Bundle.
 *
 * Copyright 2021 Sourcefabric z.ú. and contributors.
 *
 * For the full copyright and license information, please see the
 * AUTHORS and LICENSE files distributed with this source code.
 *
 * @Copyright 2021 Sourcefabric z.ú
 * @license http://www.superdesk.org/license
 */

namespace SWP\Bundle\UserBundle\Security;

use SWP\Bundle\CoreBundle\Model\User;
use SWP\Bundle\UserBundle\Model\User as BaseUser;
use SWP\Bundle\UserBundle\Model\UserInterface;
use SWP\Bundle\UserBundle\Model\UserManagerInterface;
use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
use Symfony\Component\Security\Core\User\UserInterface as SecurityUserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;

class UserProvider implements UserProviderInterface
{
    /**
     * @var UserManagerInterface
     */
    protected $userManager;

    /**
     * Constructor.
     */
    public function __construct(UserManagerInterface $userManager)
    {
        $this->userManager = $userManager;
    }

    /**
     * {@inheritdoc}
     */
    public function loadUserByUsername($username)
    {
        $user = $this->findUser($username);

        if (!$user) {
            throw new UsernameNotFoundException(sprintf('Username "%s" does not exist.', $username));
        }

        return $user;
    }

    /**
     * {@inheritdoc}
     */
    public function refreshUser(SecurityUserInterface $user)
    {
        if (!$user instanceof UserInterface) {
            throw new UnsupportedUserException(sprintf('Expected an instance of SWP\Bundle\UserBundle\Model\UserInterface, but got "%s".', get_class($user)));
        }

        if (!$this->supportsClass(get_class($user))) {
            throw new UnsupportedUserException(sprintf('Expected an instance of %s, but got "%s".', $this->userManager->getClass(), get_class($user)));
        }

        if (null === $reloadedUser = $this->userManager->findUserBy(['id' => $user->getId()])) {
            throw new UsernameNotFoundException(sprintf('User with ID "%s" could not be reloaded.', $user->getId()));
        }

        return $reloadedUser;
    }

    /**
     * {@inheritdoc}
     */
    public function supportsClass($class): bool
    {
        $userClass = $this->userManager->getClass();

        return $userClass === $class || is_subclass_of($class, $userClass) || User::class === $userClass || $class === BaseUser::class;

Due to PHP Bug #53727, is_subclass_of might return inconsistent results on some PHP versions if $userClass can be an interface. If so, you could instead use ReflectionClass::implementsInterface.

    }

    /**
     * Finds a user by username.
     *
     * This method is meant to be an extension point for child classes.
     *
     * @param string $username
     */
    protected function findUser($username): ?UserInterface
    {
        return $this->userManager->findUserByUsername($username);
    }
}