Hybrid_Providers_Facebook::loginFinish PHP 메소드

    function loginFinish()
    {
        $helper = $this->api->getRedirectLoginHelper();
        try {
            $accessToken = $helper->getAccessToken();
        } catch (Facebook\Exceptions\FacebookResponseException $e) {
            throw new Hybrid_Exception('Facebook Graph returned an error: ' . $e->getMessage());
        } catch (Facebook\Exceptions\FacebookSDKException $e) {
            throw new Hybrid_Exception('Facebook SDK returned an error: ' . $e->getMessage());
        }
        if (!isset($accessToken)) {
            if ($helper->getError()) {
                throw new Hybrid_Exception(sprintf("Could not authorize user, reason: %s (%d)", $helper->getErrorDescription(), $helper->getErrorCode()));
            } else {
                throw new Hybrid_Exception("Could not authorize user. Bad request");
            }
        }
        try {
            // Validate token
            $oAuth2Client = $this->api->getOAuth2Client();
            $tokenMetadata = $oAuth2Client->debugToken($accessToken);
            $tokenMetadata->validateAppId($this->config["keys"]["id"]);
            $tokenMetadata->validateExpiration();
            // Exchanges a short-lived access token for a long-lived one
            if (!$accessToken->isLongLived()) {
                $accessToken = $oAuth2Client->getLongLivedAccessToken($accessToken);
            }
        } catch (FacebookSDKException $e) {
            throw new Hybrid_Exception($e->getMessage(), 0, $e);
        }
        $this->setUserConnected();
        $this->token("access_token", $accessToken->getValue());
    }