config = $config; } /** * {@inheritdoc} */ public function get_auth_scope() { return array( 'openid', 'profile', 'email', ); } /** * {@inheritdoc} */ public function get_service_credentials() { return array( 'key' => $this->config['auth_oauth_paypal_key'], 'secret' => $this->config['auth_oauth_paypal_secret'], ); } }