/**
* Get file by id
*
* @access public
*
* @param int $id ID
* @return WPFB_File
*/
static function GetFile($id)
{
$id = (int) $id;
if (isset(self::$cache[$id]) || WPFB_File::GetFiles("WHERE file_id = {$id}")) {
return self::$cache[$id];
}
return null;
}
