/**
* Delete the named preference
*
* WARNING: You need to EntityManager::flush() if the return > 0!
*
* @param string $name The named attribute / preference to check for
* @param int $index default null If an indexed preference then delete a specific index, if null then delete all
* @return int The number of preferences deleted
*/
public function deleteAssocPreference($name, $index = null)
{
$count = 0;
foreach ($this->getPreferences() as $pref) {
if (strpos($pref->getName(), $name) === 0 && ($index === null || $pref->getIx() == $index)) {
$this->getPreferences()->removeElement($pref);
\D2EM::remove($pref);
$count++;
}
}
return $count;
}
