/**
* Renders the One_Query into an xpath that can fetch results from the XML-datastore
*
* @param One_Query $query
*/
public function render(One_Query $query)
{
$this->query = $query;
$this->scheme = $this->query;
$resources = $this->scheme->getResources();
if (trim($query->getRaw()) != '') {
return $query->getRaw();
}
$xpath = $resources['item'];
// add possible filters to the query
if (isset($resources['filter'])) {
$filters = explode(';', $resources['filter']);
if (count($filters) > 0) {
foreach ($filters as $filterName) {
if ($filterName != '') {
$filter = One_Repository::getFilter($filterName, $query->name());
$filter->affect($query);
}
}
}
}
$whereClauses = $query->getWhereClauses();
if (!is_null($whereClauses)) {
$clauses = $this->whereClauses($whereClauses);
if (!is_null($clauses)) {
$xpath .= '[' . $clauses . ']';
}
}
return $xpath;
}
