function isValid()
{
$this->fieldID = $this->property_info['id'];
if (!isset($_FILES[$this->fieldID]['name']) || $_FILES[$this->fieldID]['name'] == '') {
return true;
}
$upload_manager = new SJB_UploadFileManager();
if (!empty($this->property_info['max_file_size'])) {
$upload_manager->setMaxFileSize($this->property_info['max_file_size']);
} else {
$upload_manager->setMaxFileSize(SJB_UploadFileManager::getIniUploadMaxFilesize());
}
if ($this->getComplexParent()) {
$upload_manager->isValidUploadedFile($this->getComplexParent(), $this->property_info['id']);
} else {
if ($upload_manager->isValidUploadedFile($this->property_info['id'])) {
return true;
}
}
return $upload_manager->getError();
}
