public static function get_stat_data($encode = true, $extended = true)
{
$data = Jetpack_Heartbeat::generate_stats_array();
if ($extended) {
$additional_data = self::get_additional_stat_data();
$data = array_merge($data, $additional_data);
}
if ($encode) {
return json_encode($data);
}
return $data;
}