/**
* Checks whether the current state must be recorded as a version
*
* @return boolean
*/
public function isVersioningNecessary($con = null)
{
if ($this->alreadyInSave) {
return false;
}
if ($this->enforceVersion) {
return true;
}
if (ChildMessageQuery::isVersioningEnabled() && ($this->isNew() || $this->isModified()) || $this->isDeleted()) {
return true;
}
return false;
}