protected function fetch()
{
if (self::$_result == null) {
if ($this->isFetch()) {
$params = OCFacetNavgationHelper::map(array_merge($this->baseParameters, $this->currentParameters));
self::$_result = OCFacetNavgationHelper::fetch($params, $this->searchText);
if (self::$_result['SearchCount'] == 0) {
eZDebug::writeNotice($params);
eZDebug::writeNotice(self::$_result['SearchExtras']);
}
} else {
self::$_result = false;
}
}
return self::$_result;
}
