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<?php |
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namespace Svycka\SocialUser\OAuth2\GrantType; |
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use GuzzleHttp\Exception\ClientException; |
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use Svycka\SocialUser\Service\SocialUserService; |
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use Svycka\SocialUser\UserProfile; |
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use Svycka\SocialUser\UserProfileInterface; |
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/** |
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* @author Vytautas Stankus <[email protected]> |
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* @license MIT |
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*/ |
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class Google extends AbstractSocialGrantType |
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{ |
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const PROVIDER_NAME = 'google'; |
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/** |
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* @var SocialUserService |
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*/ |
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protected $socialUserService; |
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/** |
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* @var \GuzzleHttp\Client |
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*/ |
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protected $httpClient; |
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/** |
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* @var array |
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*/ |
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protected $options; |
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public function __construct(SocialUserService $socialUserService, \GuzzleHttp\Client $httpClient, array $options) |
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{ |
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if (empty($options['audience'])) { |
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throw new \InvalidArgumentException('"audience" option is required but not provided.'); |
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} |
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$this->socialUserService = $socialUserService; |
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$this->httpClient = $httpClient; |
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$this->options = $options; |
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} |
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public function getQuerystringIdentifier() |
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{ |
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return 'google'; |
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} |
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/** |
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* @param string $token |
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* |
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* @return UserProfileInterface|null |
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*/ |
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protected function getTokenInfo($token) |
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{ |
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try { |
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$response = $this->httpClient->request('GET', 'https://www.googleapis.com/oauth2/v3/tokeninfo', [ |
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'query' => [ |
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'id_token' => $token, |
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] |
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]); |
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$tokenInfo = json_decode($response->getBody()->getContents(), true); |
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// check if we can get user identifier |
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if (empty($tokenInfo) || empty($tokenInfo['sub'])) { |
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return null; |
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} |
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// do not accept tokens generated not for our application even if they are valid, |
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// to protect against "man in the middle" attack |
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if ($tokenInfo['aud'] != $this->options['audience']) { |
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return null; |
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} |
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$userProfile = new UserProfile(); |
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$userProfile->setIdentifier($tokenInfo['sub']); |
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$userProfile->setDisplayName(isset($tokenInfo['name']) ? $tokenInfo['name'] : null); |
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$userProfile->setFirstName(isset($tokenInfo['given_name']) ? $tokenInfo['given_name'] : null); |
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$userProfile->setLastName(isset($tokenInfo['family_name']) ? $tokenInfo['family_name'] : null); |
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$userProfile->setEmail(isset($tokenInfo['email']) ? $tokenInfo['email'] : null); |
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$userProfile->setEmailVerified(isset($tokenInfo['email_verified']) ? $tokenInfo['email_verified'] : false); |
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return $userProfile; |
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} catch (ClientException $e) { |
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return null; |
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} |
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} |
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/** |
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* @param UserProfileInterface $socialUser |
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* |
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* @return int|null |
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*/ |
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protected function getLocalUser(UserProfileInterface $socialUser) |
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{ |
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return $this->socialUserService->getLocalUser(self::PROVIDER_NAME, $socialUser); |
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} |
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} |
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svycka /
social-user
