/** * Main America_Ajax_Search_Filter_Settings Instance * * Ensures only one instance of asf_Settings is loaded or can be loaded. * * @return Main America_Ajax_Search_Filter_Settings instance */ public static function instance($parent) { if (is_null(self::$_instance)) { self::$_instance = new self($parent); } return self::$_instance; }
/** * Returns the main instance of aasf to prevent the need to use globals. * * @since 1.0.0 * @return object America_Ajax_Search_Filter */ function america_ajax_search_filter() { $instance = America_Ajax_Search_Filter::instance(__FILE__, '1.0'); if (is_null($instance->settings)) { // TODO: create plugin settings screens $instance->settings = America_Ajax_Search_Filter_Settings::instance($instance); } return $instance; }