/**
* getSuggestions Returns indexed terms
*
* @param mixed $terms
* @access public
* @return array
*/
public function getSuggestions($terms)
{
// Rewrite for easier keyboard typing
$config = $this->config['endpoint']['hubsearch'];
// Create the base URL
$url = rtrim(Request::Root(), '/\\');
// Use the correct port
$url .= ':' . $config['port'];
// Use the correct core
$url .= '/solr/' . $config['core'];
// Perform a select operation
$url .= '/select?fl=id';
// Derive user permission filters
$this->restrictAccess();
$userPerms = $this->query->getFilterQuery('userPerms')->getQuery();
$url .= '&fq=' . $userPerms;
// Limit rows, not interested in results, just facets
$url .= '&rows=0';
// Select all, honestly doesn't matter
$url .= '&q=*:*';
// Enable Facets, set the mandatory field
$url .= '&facet=true&facet.field=author_auto&facet.field=tags_auto&facet.field=title_auto';
// Set the minimum count, could tweak to only most popular things
$url .= '&facet.mincount=1';
// The actual searching part
$url .= '&facet.prefix=' . strtolower($terms);
// Make it JSON
$url .= '&wt=json';
$client = new \GuzzleHttp\Client();
$res = $client->get($url);
$resultSet = $res->json()['facet_counts']['facet_fields'];
$suggestions = array();
foreach ($resultSet as $results) {
$x = 0;
foreach ($results as $i => $result) {
if ($i % 2 == 0) {
// Prevents too many results from being suggested
if ($x >= 10) {
break;
}
array_push($suggestions, $result);
$x++;
}
}
}
return $suggestions;
}
