protected function _storeZip(Garp_Service_PostcodeNl_Zipcode &$zip, $key, $overwrite)
{
$model = new Model_Location();
$select = $model->select()->where('zip = ? AND number IS NULL', $zip->zipcode);
$existingRow = $model->fetchRow($select);
if ($existingRow && $overwrite) {
$model->delete('id = ' . $existingRow->id);
}
if (!$existingRow || $overwrite) {
$this->_insertZip($zip, $model);
}
$this->_progress->advance();
$this->_progress->display('Importing zip codes', '%s left');
}
