Phraseanet/lib/Alchemy/Phrasea/Authentication/Provider/Viadeo.php

<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2015 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Phrasea\Authentication\Provider;

use Alchemy\Phrasea\Authentication\Provider\Token\Token;
use Alchemy\Phrasea\Authentication\Provider\Token\Identity;
use Alchemy\Phrasea\Exception\RuntimeException;
use Alchemy\Phrasea\Authentication\Exception\NotAuthenticatedException;
use Guzzle\Http\Client as Guzzle;
use Guzzle\Http\ClientInterface;
use Guzzle\Common\Exception\GuzzleException;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\Routing\Generator\UrlGenerator;
use Symfony\Component\HttpFoundation\Session\SessionInterface;

class Viadeo extends AbstractProvider
{
    private $client;

    private $key;
    private $secret;

    public function __construct(UrlGenerator $generator, SessionInterface $session, ClientInterface $client, $key, $secret)
    {
        $this->generator = $generator;
        $this->session = $session;
        $this->client = $client;

        $this->key = $key;
        $this->secret = $secret;
    }

    /**
     * @param ClientInterface $client
     *
     * @return Github
     */
    public function setGuzzleClient(ClientInterface $client)
    {
        $this->client = $client;

        return $this;
    }

    /**
     * @return ClientInterface
     */
    public function getGuzzleClient()
    {
        return $this->client;
    }

    /**
     * {@inheritdoc}
     */
    public function getId()
    {
        return 'viadeo';
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return 'Viadeo';
    }

    /**
     * {@inheritdoc}
     */
    public function authenticate()
    {
        $state = $this->createState();

        $this->session->set('viadeo.provider.state', $state);

        return new RedirectResponse('https://secure.viadeo.com/oauth-provider/authorize2?' . http_build_query([
            'client_id' => $this->key,
            'state' => $state,
            'response_type' => 'code',
            'redirect_uri' => $this->generator->generate(
                'login_authentication_provider_callback',
                ['providerId' => $this->getId()],
                UrlGenerator::ABSOLUTE_URL
            ),
        ]));
    }

    /**
     * {@inheritdoc}
     */
    public function logout()
    {
        try {
            $request = $this->client->get('https://secure.viadeo.com/oauth-provider/revoke_access_token2');
            $request
                ->getQuery()
                ->add('access_token', $this->session->get('viadeo.provider.access_token'))
                ->add('client_id', $this->key)
                ->add('client_secret', $this->secret);

            $request->setHeader('Accept', 'application/json');

            $response = $request->send();
        } catch (GuzzleException $e) {
            throw new RuntimeException('Unable to revoke token from Viadeo', $e->getCode(), $e);
        }

        if (302 !== $response->getStatusCode()) {
            throw new RuntimeException('Error while revoking access token');
        }
    }

    /**
     * {@inheritdoc}
     */
    public function onCallback(Request $request)
    {
        if (!$this->session->has('viadeo.provider.state')) {
            throw new NotAuthenticatedException('No state value ; CSRF try ?');
        }

        if ($request->query->get('state') !== $this->session->remove('viadeo.provider.state')) {
            throw new NotAuthenticatedException('Invalid state value ; CSRF try ?');
        }

        try {
            $guzzleRequest = $this->client->post('https://secure.viadeo.com/oauth-provider/access_token2');

            $guzzleRequest->addPostFields([
                'grant_type'    => 'authorization_code',
                'code'          => $request->query->get('code'),
                'redirect_uri'  => $this->generator->generate('login_authentication_provider_callback', ['providerId' => $this->getId()], UrlGenerator::ABSOLUTE_URL),
                'client_id'     => $this->key,
                'client_secret' => $this->secret,
            ]);
            $guzzleRequest->setHeader('Accept', 'application/json');
            $response = $guzzleRequest->send();
        } catch (GuzzleException $e) {
            throw new NotAuthenticatedException('Unable to retrieve viadeo access token', $e->getCode(), $e);
        }

        if (200 !== $response->getStatusCode()) {
            throw new NotAuthenticatedException('Error while getting access_token');
        }

        $data = @json_decode($response->getBody(true), true);

        if (JSON_ERROR_NONE !== json_last_error()) {
            throw new NotAuthenticatedException('Unable to parse Viadeo access_token response.');
        }

        $this->session->remove('viadeo.provider.state');
        $this->session->set('viadeo.provider.access_token', $data['access_token']);

        try {
            $request = $this->client->get('https://api.viadeo.com/me?secure=true');
            $request->getQuery()->add('access_token', $data['access_token']);
            $request->setHeader('Accept', 'application/json');

            $response = $request->send();
        } catch (GuzzleException $e) {
            throw new NotAuthenticatedException('Unable to retrieve viadeo user informations', $e->getCode(), $e);
        }

        if (200 !== $response->getStatusCode()) {
            throw new NotAuthenticatedException('Error while retrieving user info');
        }

        $data = @json_decode($response->getBody(true), true);

        if (JSON_ERROR_NONE !== json_last_error()) {
            throw new NotAuthenticatedException('Unable to parse Viadeo user informations response.');
        }

        $this->session->set('viadeo.provider.id', $data['id']);
    }

    /**
     * {@inheritdoc}
     */
    public function getToken()
    {
        if ('' === trim($this->session->get('viadeo.provider.id'))) {
            throw new NotAuthenticatedException('Viadeo has not authenticated');
        }

        return new Token($this, $this->session->get('viadeo.provider.id'));
    }

    /**
     * {@inheritdoc}
     */
    public function getIdentity()
    {
        $identity = new Identity();

        try {
            $request = $this->client->get('https://api.viadeo.com/me?secure=true');
            $request->getQuery()
                ->add('access_token', $this->session->get('viadeo.provider.access_token'));
            $request->setHeader('Accept', 'application/json');

            $response = $request->send();
        } catch (GuzzleException $e) {
            throw new NotAuthenticatedException('Unable to retrieve Viadeo identity');
        }

        if (200 !== $response->getStatusCode()) {
            throw new NotAuthenticatedException('Error while retrieving user info');
        }

        $data = @json_decode($response->getBody(true), true);

        if (JSON_ERROR_NONE !== json_last_error()) {
            throw new NotAuthenticatedException('Unable to parse Viadeo identity.');
        }

        $identity->set(Identity::PROPERTY_FIRSTNAME, $data['first_name']);
        $identity->set(Identity::PROPERTY_ID, $data['id']);
        $identity->set(Identity::PROPERTY_IMAGEURL, $data['picture_large']);
        $identity->set(Identity::PROPERTY_LASTNAME, $data['last_name']);
        $identity->set(Identity::PROPERTY_USERNAME, $data['nickname']);

        try {
            $request = $this->client->get('https://api.viadeo.com/me/career?secure=true');
            $request->getQuery()->add('access_token', $this->session->get('viadeo.provider.access_token'));
            $request->setHeader('Accept', 'application/json');

            $response = $request->send();
        } catch (GuzzleException $e) {
            throw new NotAuthenticatedException('Unable to retrieve Viadeo career information.');
        }

        if (200 !== $response->getStatusCode()) {
            throw new NotAuthenticatedException('Error while retrieving company info');
        }

        $data = @json_decode($response->getBody(true), true);

        if (JSON_ERROR_NONE !== json_last_error()) {
            throw new NotAuthenticatedException('Unable to parse Viadeo career informations.');
        }

        if (0 < count($data['data'])) {
            $job = array_shift($data['data']);
            $identity->set(Identity::PROPERTY_COMPANY, $job['company_name']);
        }

        return $identity;
    }

    /**
     * {@inheritdoc}
     */
    public function getIconURI()
    {
        return 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADEAAAAwCAYAAAC4w'
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    }

    /**
     * {@inheritdoc}
     */
    public static function create(UrlGenerator $generator, SessionInterface $session, array $options)
    {
        if (!isset($options['client-id'])) {
            throw new InvalidArgumentException('Missing Viadeo client-id parameter');
        }

        if (!isset($options['client-secret'])) {
            throw new InvalidArgumentException('Missing Viadeo client-secret parameter');
        }

        return new Viadeo($generator, $session, new Guzzle(), $options['client-id'], $options['client-secret']);
    }
}