<?php 
function auth($uid, $password)
{
    $result = $this->findAll('uid', $uid);

    if($result[0])
    {
        if (ldap_bind($this->ds, $result[0]['dn'], $password))
            {
                return true;
            }
            else
            {
                return false;
            }
    }
    else
    {
        return false;
    }
}
?>