/**
* _setISBNSubbody
*
* Setter for the ISBN Subbody
*
* @param string $subbody ISBN Subbody
*
* @return void
*
* @throws ISBN_Exception in case it fails
*/
function _setISBNSubbody($subbody)
{
/* validate parameter */
if (is_string($subbody) == false) {
return new ISBN_Exception('Wrong Vartype');
}
$l = strlen($subbody);
if ($l < 4 || $l > 8) {
return new ISBN_Exception('Not a Subbody by length');
}
/* validate by setting apart */
$registrant = false;
$publication = false;
$groupid = intval($this->isbn_group);
$r = ISBN::_isbnSubbodyParts($subbody, $groupid, $registrant, $publication);
if ($r === false) {
return new ISBN_Exception('Can\'t break');
}
/* edit+ setter/getter for Registrant/Publisher and Title/Publication */
$this->isbn_publisher = $registrant;
$this->isbn_title = $publication;
}
