24     public $pids = array();  variable in SI_Index
27     function __construct(Array $paths = null, Array $pids = null) {  argument
29             $paths = $pids = array();
32         $this->pids  = $pids;
38         $this->pids[]  = $pid;
44         unset($this->pids[$key]);
70             $pid = $this->pids[$key];
112             $fpaths = array_intersect_key($this->paths, preg_grep('/' . $pid . '/', $this->pids));
114         $fpids = array_intersect_key($this->pids, $fpaths);
223         foreach ($index->pids as $key => $pid) {
270             list($paths, $pids) = self::import_old($fn);
271             $index = new SI_Index($paths, $pids);