-class SphinxSearch extends SearchEngine
-{
- private $sphinx;
- private $connected;
-
- function __construct($target, $table)
- {
- $fp = @fsockopen(common_config('sphinx', 'server'), common_config('sphinx', 'port'));
- if (!$fp) {
- $this->connected = false;
- return;
- }
- fclose($fp);
- parent::__construct($target, $table);
- $this->sphinx = new SphinxClient;
- $this->sphinx->setServer(common_config('sphinx', 'server'), common_config('sphinx', 'port'));
- $this->connected = true;
- }
-
- function is_connected()
- {
- return $this->connected;
- }
-
- function limit($offset, $count, $rss = false)
- {
- //FIXME without LARGEST_POSSIBLE, the most recent results aren't returned
- // this probably has a large impact on performance
- $LARGEST_POSSIBLE = 1e6;
-
- if ($rss) {
- $this->sphinx->setLimits($offset, $count, $count, $LARGEST_POSSIBLE);
- }
- else {
- // return at most 50 pages of results
- $this->sphinx->setLimits($offset, $count, 50 * ($count - 1), $LARGEST_POSSIBLE);
- }
-
- return $this->target->limit(0, $count);
- }
-
- function query($q)
- {
- $result = $this->sphinx->query($q, $this->table);
- if (!isset($result['matches'])) return false;
- $id_set = join(', ', array_keys($result['matches']));
- $this->target->whereAdd("id in ($id_set)");
- return true;
- }
-
- function set_sort_mode($mode)
- {
- if ('chron' === $mode) {
- $this->sphinx->SetSortMode(SPH_SORT_ATTR_DESC, 'created_ts');
- return $this->target->orderBy('created desc');
- }
- }
-}
-