Gdn_Authenticator::getToken PHP Method

    public function getToken()
    {
        $Provider = $this->getProvider();
        if (is_null($this->Token)) {
            $UserID = Gdn::authenticator()->getIdentity();
            $UserAuthenticationData = Gdn::sql()->select('uat.*')->from('UserAuthenticationToken uat')->join('UserAuthentication ua', 'ua.ForeignUserKey = uat.ForeignUserKey')->where('ua.UserID', $UserID)->where('ua.ProviderKey', $Provider['AuthenticationKey'])->limit(1)->get();
            if ($UserAuthenticationData->numRows()) {
                $this->Token = $UserAuthenticationData->firstRow(DATASET_TYPE_ARRAY);
            } else {
                return false;
            }
        }
        return $this->Token;
    }