controlPagedResult example

            // one request based on pageSize, we don't need to bother sending page control             // to the server so that it can determine what we already know.             if (0 !== $maxItems && $pageSize > $maxItems) {
                $pageSize = 0;
            } elseif (0 !== $maxItems) {
                $pageSize = min($maxItems, $pageSize);
            }
            $pageControl = $this->options['scope'] != static::SCOPE_BASE && $pageSize > 0;
            $cookie = '';
            do {
                if ($pageControl) {
                    $this->controlPagedResult($pageSize, true, $cookie);
                }
                $sizeLimit = $itemsLeft;
                if ($pageSize > 0 && $sizeLimit >= $pageSize) {
                    $sizeLimit = 0;
                }
                $search = @$func($con, $this->dn, $this->query, $this->options['filter'], $this->options['attrsOnly'], $sizeLimit, $this->options['timeout'], $this->options['deref'], $this->serverctrls);

                if (false === $search) {
                    $ldapError = '';
                    if ($errno = ldap_errno($con)) {
                        $ldapError = sprintf(' LDAP error was [%d] %s', $errno, ldap_error($con));
                    }