/**
  *
  * @param \DOMElement $element
  * @param eppContact $contact
  */
 private function addContactChanges($element, eppContact $contact)
 {
     if ($contact->getPostalInfoLength() > 0) {
         $postal = $contact->getPostalInfo(0);
         $postalinfo = $this->createElement('contact:postalInfo');
         if ($postal->getType() == eppContact::TYPE_AUTO) {
             // If all fields are ascii, type = int (international) else type = loc (localization)
             if (self::isAscii($postal->getName()) && self::isAscii($postal->getOrganisationName()) && self::isAscii($postal->getStreet(0))) {
                 $postal->setType(eppContact::TYPE_INT);
             } else {
                 $postal->setType(eppContact::TYPE_LOC);
             }
         }
         $postalinfo->setAttribute('type', $postal->getType());
         if (!$postal->getName() == '') {
             $postalinfo->appendChild($this->createElement('contact:name', $postal->getName()));
         }
         if (!$postal->getOrganisationName() == '') {
             $postalinfo->appendChild($this->createElement('contact:org', $postal->getOrganisationName()));
         }
         if ($postal->getStreetCount() > 0 || strlen($postal->getCity()) || strlen($postal->getProvince()) || strlen($postal->getZipcode()) || strlen($postal->getCountrycode())) {
             $postaladdr = $this->createElement('contact:addr');
             if (($count = $postal->getStreetCount()) > 0) {
                 for ($i = 0; $i < $count; $i++) {
                     $postaladdr->appendChild($this->createElement('contact:street', $postal->getStreet($i)));
                 }
             }
             if (strlen($postal->getCity())) {
                 $postaladdr->appendChild($this->createElement('contact:city', $postal->getCity()));
             }
             if (strlen($postal->getProvince())) {
                 $postaladdr->appendChild($this->createElement('contact:sp', $postal->getProvince()));
             }
             if (strlen($postal->getZipcode())) {
                 $postaladdr->appendChild($this->createElement('contact:pc', $postal->getZipcode()));
             }
             if (strlen($postal->getCountrycode())) {
                 $postaladdr->appendChild($this->createElement('contact:cc', $postal->getCountrycode()));
             }
             $postalinfo->appendChild($postaladdr);
         }
         $element->appendChild($postalinfo);
     }
     if (strlen($contact->getVoice())) {
         $element->appendChild($this->createElement('contact:voice', $contact->getVoice()));
     }
     if (strlen($contact->getFax())) {
         $element->appendChild($this->createElement('contact:fax', $contact->getFax()));
     }
     if (strlen($contact->getEmail())) {
         $element->appendChild($this->createElement('contact:email', $contact->getEmail()));
     }
     if ($contact->getPassword()) {
         $authinfo = $this->createElement('contact:authInfo');
         $authinfo->appendChild($this->createElement('contact:pw', $contact->getPassword()));
         $element->appendChild($authinfo);
     }
     if (!is_null($contact->getDisclose())) {
         $type = $contact->getType();
         if ($type == $contact::TYPE_AUTO) {
             $type = $contact::TYPE_LOC;
         }
         $disclose = $this->createElement('contact:disclose');
         $disclose->setAttribute('flag', $contact->getDisclose());
         $name = $this->createElement('contact:name');
         if ($contact->getDisclose() == 1) {
             $name->setAttribute('type', $type);
         }
         $disclose->appendChild($name);
         $org = $this->createElement('contact:org');
         if ($contact->getDisclose() == 1) {
             $org->setAttribute('type', $type);
         }
         $disclose->appendChild($org);
         $addr = $this->createElement('contact:addr');
         if ($contact->getDisclose() == 1) {
             $addr->setAttribute('type', $type);
         }
         $disclose->appendChild($addr);
         $disclose->appendChild($this->createElement('contact:voice'));
         $disclose->appendChild($this->createElement('contact:email'));
         $element->appendChild($disclose);
     }
 }