Garethp / php-ews

     *

     * @return string The discovered settings

     */

    protected function tryTopLevelDomain($email, $password, $username)

    {

        $topLevelDomain = $this->getTopLevelDomainFromEmail($email);

        $url = 'https://www.' . $topLevelDomain . self::AUTODISCOVER_PATH;

        return $this->doNTLMPost($url, $email, $password, $username);

    }

    /**

     * Perform an NTLM authenticated HTTPS POST to the 'autodiscover'

     *

     * @return string The discovered settings

     */

    protected function tryAutoDiscoverSubDomain($email, $password, $username)

    {

        $topLevelDomain = $this->getTopLevelDomainFromEmail($email);

        $url = 'https://autodiscover.' . $topLevelDomain . self::AUTODISCOVER_PATH;

        return $this->doNTLMPost($url, $email, $password, $username);

    }

    /**

     * Perform an unauthenticated HTTP GET in an attempt to get redirected