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<?php |
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namespace Flipside\Auth; |
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require dirname(__FILE__).'/../vendor/autoload.php'; |
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class GoogleAuthenticator extends Authenticator |
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{ |
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protected $client; |
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protected $token = null; |
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public function __construct($params) |
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{ |
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parent::__construct($params); |
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if(!isset($params['client_secrets_path'])) |
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{ |
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throw new \Exception('Missing required parameter client_secrets_path!'); |
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} |
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if(!isset($params['redirect_url'])) |
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{ |
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$params['redirect_url'] = 'https://'.$_SERVER['HTTP_HOST'].'/oauth2callback.php?src=google'; |
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} |
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$this->token = \Flipside\FlipSession::getVar('GoogleToken', null); |
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$this->client = new \Google_Client(); |
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$this->client->setAuthConfigFile($params['client_secrets_path']); |
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$this->client->addScope(array(\Google_Service_Oauth2::USERINFO_PROFILE, \Google_Service_Oauth2::USERINFO_EMAIL)); |
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$this->client->setRedirectUri($params['redirect_url']); |
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} |
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/** |
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* Get the link to login using this method |
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* |
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* @return string The link to login using this method |
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*/ |
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public function getSupplementLink() |
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{ |
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$authUrl = $this->client->createAuthUrl(); |
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return '<a href="'.filter_var($authUrl, FILTER_SANITIZE_URL).'"><img src="/img/common/google_sign_in.png" style="width: 2em;"/></a>'; |
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} |
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public function authenticate($code, &$currentUser = false) |
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{ |
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$googleUser = false; |
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try |
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{ |
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$this->client->authenticate($code); |
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$this->token = $this->client->getAccessToken(); |
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\FlipSession::setVar('GoogleToken', $this->token); |
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$oauth2Service = new \Google_Service_Oauth2($this->client); |
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$googleUser = $oauth2Service->userinfo->get(); |
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} |
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catch(\Exception $ex) |
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{ |
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return self::LOGIN_FAILED; |
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} |
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$auth = \AuthProvider::getInstance(); |
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$localUsers = $auth->getUsersByFilter(new \Data\Filter('mail eq '.$googleUser->email)); |
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if($localUsers !== false && isset($localUsers[0])) |
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{ |
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if($localUsers[0]->canLoginWith('google.com')) |
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{ |
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$auth->impersonateUser($localUsers[0]); |
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return self::SUCCESS; |
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} |
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$currentUser = $localUsers[0]; |
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return self::ALREADY_PRESENT; |
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} |
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else |
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{ |
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$user = new PendingUser(); |
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$user->mail = $googleUser->email; |
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$user->givenName = $googleUser->givenName; |
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$user->sn = $googleUser->familyName; |
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$user->addLoginProvider('google.com'); |
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$ret = $auth->activatePendingUser($user); |
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if($ret === false) |
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{ |
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throw new \Exception('Unable to create user! '.$res); |
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} |
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return self::SUCCESS; |
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} |
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} |
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public function getUser($data = false) |
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{ |
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if($data === false) |
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{ |
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$data = $this->token; |
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} |
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try |
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{ |
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$this->client->setAccessToken($data); |
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$oauth2Service = new \Google_Service_Oauth2($this->client); |
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$googleUser = $oauth2Service->userinfo->get(); |
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$profileUser = new \Auth\PendingUser(); |
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$profileUser->addLoginProvider('google.com'); |
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$profileUser->mail = $googleUser->email; |
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$profileUser->sn = $googleUser->familyName; |
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$profileUser->givenName = $googleUser->givenName; |
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$profileUser->displayName = $googleUser->name; |
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$profileUser->jpegPhoto = base64_encode(file_get_contents($googleUser->picture)); |
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return $profileUser; |
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} |
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catch(\Exception $e) |
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{ |
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return null; |
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} |
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} |
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} |
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/* vim: set tabstop=4 shiftwidth=4 expandtab: */ |
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This method has been deprecated.