$page_step_steps = array(
  array("id" => "1", "step" => "done-step"),
  'main-active-step next-step-five',
  array("id" => "2", "step" => "done-step"),
  "main-active-step next-step-five",
  array("id" => "3", "step" => "active-step"),
  "main-next-step next-step-five",
  array("id" => "4", "step" => "next-step"),
  "main-next-step next-step-five",
  array("id" => "5", "step" => "next-step")
);

function formatting_steps($step, $steps){
  $page_step_steps = array();
  $steps_t = array(1 => "one", 2 => "two", 3 => "three", 4 => "four", 5 => "five", 6 => "six");
  $steps_f = $steps_t[$steps];
  $final_steps = $steps * 2;

  for($i = 1; $i < $final_steps; $i++){

    $r_step = round($i / 2, 0, PHP_ROUND_HALF_UP);

    if($i % 2){
      if($i == 1){
        $page_step_steps[$i]['id'] = $i;

        if($i == $step){
          $page_step_steps[$i]['step'] = "active-step";
        }
        else {
          $page_step_steps[$i]['step'] = $i;
        }
      }
      else {
        $page_step_steps[$i]['id'] = $r_step;

        if($r_step == $step){
          $page_step_steps[$i]['step'] = "active-step";
        }
        else {
          $page_step_steps[$i]['step'] = $i;
        }
      }
    }
    else {
      $page_step_steps[] = 'next-step-' . $steps_f;
    }

  }

  $page_step_steps = $page_step_steps;

  return $page_step_steps;
}

Array
(
    [1] => Array
        (
            [id] => 1
            [step] => 1
        )

    [2] => next-step-four
    [3] => Array
        (
            [id] => 2
            [step] => 3
        )

    [4] => next-step-four
    [5] => Array
        (
            [id] => 3
            [step] => active-step
        )

    [6] => next-step-four
    [7] => Array
        (
            [id] => 4
            [step] => 7
        )

)