PHP code example of demroos / oauth2-alvario

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

demroos / oauth2-alvario example snippets

namespace App\Controller;

use Alvario\OAuth2\AlvarioUser;
use KnpU\OAuth2ClientBundle\Client\ClientRegistry;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;

class AlvarioController extends AbstractController
{
    /**
     * @Route("/connect/alvario", name="connect_alvario_start")
     * @param ClientRegistry $clientRegistry
     * @return \Symfony\Component\HttpFoundation\RedirectResponse
     */
    public function connectAction(ClientRegistry $clientRegistry)
    {
        $response = $clientRegistry
            ->getClient('alvario')
            ->redirect([
                'public_profile'
            ]);

        return $response;
    }

    /**
     * @Route("/connect/alvario/check", name="connect_alvario_check")
     * @param Request $request
     * @param ClientRegistry $clientRegistry
     * @return Response
     * @throws \Exception
     */
    public function connectCheckAction(Request $request, ClientRegistry $clientRegistry)
    {
        return Response::create('OK');
    }
}

namespace App\Security;

use App\Entity\User;
use Doctrine\ORM\EntityManagerInterface;
use KnpU\OAuth2ClientBundle\Client\ClientRegistry;
use KnpU\OAuth2ClientBundle\Security\Authenticator\SocialAuthenticator;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Core\User\UserInterface;
use Symfony\Component\Security\Core\User\UserProviderInterface;

class AlvarioAuthenticator extends SocialAuthenticator
{
    /** @var ClientRegistry  */
    private $clientRegistry;

    /** @var EntityManagerInterface  */
    private $em;

    public function __construct(ClientRegistry $clientRegistry, EntityManagerInterface $em)
    {
        $this->clientRegistry = $clientRegistry;
        $this->em = $em;
    }

    public function start(Request $request, AuthenticationException $authException = null)
    {
        return new RedirectResponse(
            '/connect/alvario', // might be the site, where users choose their oauth provider
            Response::HTTP_TEMPORARY_REDIRECT
        );
    }

    public function supports(Request $request)
    {
        return $request->attributes->get('_route') === 'connect_alvario_check';
    }

    public function getCredentials(Request $request)
    {
        return $this->fetchAccessToken($this->getAlvarioClient());
    }

    public function getUser($credentials, UserProviderInterface $userProvider)
    {
        /** @var AlvarioUser $alvarioUser */
        $alvarioUser = $this->getAlvarioClient()
            ->fetchUserFromToken($credentials);

        $user = $this->em->getRepository(User::class)
            ->findByOauthId($alvarioUser->getId());

        if ($user instanceof UserInterface) {
            return $user;
        }

        // create new local user
        $user = new User();
        $user->setOauthId($alvarioUser->getId());
        $user->setFirstName($alvarioUser->getFirstName());
        $user->setLastName($alvarioUser->getLastName());

        $this->em->persist($user);
        $this->em->flush();

        return $user;
    }

    public function onAuthenticationFailure(Request $request, AuthenticationException $exception)
    {
        $message = strtr($exception->getMessageKey(), $exception->getMessageData());

        return new Response($message, Response::HTTP_FORBIDDEN);
    }

    public function onAuthenticationSuccess(Request $request, TokenInterface $token, $providerKey)
    {
        // on success, let the request continue
        // or redirect to other page
        return null;
    }

    private function getAlvarioClient()
    {
        return $this->clientRegistry
            ->getClient('alvario');
    }
}