Jetpack::get_log PHP Method

    public static function get_log($event = false, $num = false)
    {
        if ($event && !is_string($event)) {
            return new WP_Error(__('First param must be string or empty', 'jetpack'));
        }
        if ($num && !is_numeric($num)) {
            return new WP_Error(__('Second param must be numeric or empty', 'jetpack'));
        }
        $entire_log = Jetpack_Options::get_option('log', array());
        // If nothing set - act as it did before, otherwise let's start customizing the output
        if (!$num && !$event) {
            return $entire_log;
        } else {
            $entire_log = array_reverse($entire_log);
        }
        $custom_log_output = array();
        if ($event) {
            foreach ($entire_log as $log_event) {
                if ($event == $log_event['code']) {
                    $custom_log_output[] = $log_event;
                }
            }
        } else {
            $custom_log_output = $entire_log;
        }
        if ($num) {
            $custom_log_output = array_slice($custom_log_output, 0, $num);
        }
        return $custom_log_output;
    }

 protected function result()
 {
     $args = $this->input();
     $event = isset($args['event']) && is_string($args['event']) ? $code : false;
     $num = isset($args['num']) ? intval($num) : false;
     return array('log' => Jetpack::get_log($event, $num));
 }