public function search($query_string)
{
$database = new XapianDatabase(self::$_database_path);
// Start an enquire session.
$enquire = new XapianEnquire($database);
$qp = new XapianQueryParser();
$stemmer = new XapianStem("english");
$qp->set_stemmer($stemmer);
$qp->set_database($database);
$qp->set_stemming_strategy(XapianQueryParser::STEM_SOME);
$query = $qp->parse_query($query_string);
// Find the top 10 results for the query.
$enquire->set_query($query);
$enquire->set_collapse_key(0, 1);
//index '0' holds the file path, so we're collapsing on that value in order for a single value to be returned by the system
$matches = $enquire->get_mset(0, $database->get_doccount());
$i = $matches->begin();
$results = array();
while (!$i->equals($matches->end())) {
$n = $i->get_rank() + 1;
try {
$fileobj = new EfrontFile($i->get_document()->get_value('file'));
$results[] = array('id' => $fileobj['id'], 'path' => str_replace(G_ROOTPATH, '', $fileobj['path']), 'login' => $fileobj['users_LOGIN'] ? $fileobj['users_LOGIN'] : '', 'date' => formatTimestamp(filemtime($fileobj['path']), 'time_nosec'), 'name' => $fileobj['name'], 'extension' => $fileobj['extension'], 'score' => $i->get_percent(), 'content' => $i->get_document()->get_data(), 'icon' => $fileobj->getTypeImage());
} catch (Exception $e) {
//don't halt for missing files
}
$i->next();
}
return $results;
}
