art_use()

Complexity

Conditions	35
Paths	140

Size

Total Lines	168
Code Lines	109

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function art_use(&$user, &$planetrow, $unit_id)
{
  global $lang;

Use of global functionality is not recommended; it makes your code harder to test, and less reusable.

  if(!in_array($unit_id, sn_get_groups('artifacts')))
  {
    return;
  }

  sn_db_transaction_start();
  $user = db_user_by_id($user['id'], true);

The function db_user_by_id() has been deprecated.

  $unit_level = $artifact_level_old = mrc_get_level($user, array(), $unit_id, true);
  if($unit_level > 0)
  {
    $db_changeset = array();
    switch($unit_id)
    {
      case ART_LHC:
      case ART_HOOK_SMALL:
      case ART_HOOK_MEDIUM:
      case ART_HOOK_LARGE:
        $has_moon = DBStaticPlanet::db_planet_by_parent($planetrow['id'], true, '`id`');
        if($planetrow['planet_type'] == PT_PLANET && !$has_moon['id'])
        {
          $unit_level--;
          switch ($unit_id) {
            case ART_HOOK_SMALL:
              $moonSize = \Universe::MOON_MIN_SIZE;
            break;
            case ART_HOOK_MEDIUM:
              $moonSize = Universe::moonSizeRandom();
            break;
            case ART_HOOK_LARGE:
              $moonSize = \Universe::MOON_MAX_SIZE;
            break;
            case ART_LHC:
            default:
              $moonSize = Universe::moonRollSize($planetrow['debris_metal'] + $planetrow['debris_crystal']);
            break;
          }

          if($moonSize)
          {
            $new_moon_row = uni_create_moon($planetrow['galaxy'], $planetrow['system'], $planetrow['planet'], $user['id'], $moonSize);
            $message = sprintf($lang['art_moon_create'][$unit_id], $new_moon_row['name'], uni_render_coordinates($planetrow), HelperString::numberFloorAndFormat($moonSize));
          }
          else
          {
            $message = $lang['art_lhc_moon_fail'];
          }
          msg_send_simple_message($user['id'], 0, 0, MSG_TYPE_ADMIN, $lang['art_lhc_from'], $lang['art_lhc_subj'], $message);
        }
        else
        {
          $message = $lang['art_moon_exists'];
        }
      break;

      case ART_RCD_SMALL:
      case ART_RCD_MEDIUM:
      case ART_RCD_LARGE:
        $planetrow = DBStaticPlanet::db_planet_by_id($planetrow['id'], true);
        if($planetrow['planet_type'] != PT_PLANET)
        {
          $message = $lang['art_rcd_err_moon'];
          break;
        }

        $que = que_get($user['id'], $planetrow['id'], QUE_STRUCTURES, false);
        if(!empty($que['items']))
        {
          $message = $lang['art_rcd_err_que'];
          break;
        }

        $artifact_deploy = get_unit_param($unit_id, P_DEPLOY);

        $sectors_used = 0;
        foreach($artifact_deploy as $deploy_unit_id => $deploy_unit_level)
        {
          if(!($levels_deployed = max(0, $deploy_unit_level - mrc_get_level($user, $planetrow, $deploy_unit_id, true, true))))
            continue;
          $sectors_used += $levels_deployed;
          $db_changeset['unit'][] = OldDbChangeSet::db_changeset_prepare_unit($deploy_unit_id, $levels_deployed, $user, $planetrow['id']);
        }

        if($sectors_used == 0)
        {
          $message = $lang['art_rcd_err_no_sense'];
          break;
        }
        $unit_level--;
        DBStaticPlanet::db_planet_set_by_id($planetrow['id'], "`field_current` = `field_current` + {$sectors_used}");
        $message = sprintf($lang['art_rcd_ok'], $lang['tech'][$unit_id], $planetrow['name'], uni_render_coordinates($planetrow));
        msg_send_simple_message($user['id'], 0, 0, MSG_TYPE_QUE, $lang['art_rcd_subj'], $lang['art_rcd_subj'], $message);
      break;

      case ART_HEURISTIC_CHIP:
        $que_item = null;
        $que = que_get($user['id'], $planetrow['id'], QUE_RESEARCH, true);
        $current_que = &$que['ques'][QUE_RESEARCH][$user['id']][0];
        if(!empty($current_que))
        {
          reset($current_que);
          $que_item = &$que['ques'][QUE_RESEARCH][$user['id']][0][key($current_que)];
        }

        if(!empty($que_item) && $que_item['que_time_left'] > 60)
        {
          $unit_level--;
          $old_time = $que_item['que_time_left'];
          $que_item['que_time_left'] = $que_item['que_time_left'] > PERIOD_HOUR ? ceil($que_item['que_time_left'] / 2) : 0;
          DBStaticQue::db_que_set_time_left_by_id($que_item['que_id'], $que_item['que_time_left']);
          $message = sprintf($lang['art_heurestic_chip_ok'], $lang['tech'][$que_item['que_unit_id']], $que_item['que_unit_level'], sys_time_human($old_time - $que_item['que_time_left']));
          msg_send_simple_message($user['id'], 0, 0, MSG_TYPE_QUE, $lang['art_heurestic_chip_subj'], $lang['art_heurestic_chip_subj'], $message);
        }
        else
        {
          $message = $lang['art_heurestic_chip_no_research'];
        }
      break;

      case ART_NANO_BUILDER:
        $planetrow = DBStaticPlanet::db_planet_by_id($planetrow['id'], true);
        $que_item = null;
        $que = que_get($user['id'], $planetrow['id'], QUE_STRUCTURES, true);
        $current_que = &$que['ques'][QUE_STRUCTURES][$user['id']][$planetrow['id']];
        // $que_item = &$que['que'][QUE_STRUCTURES][0];

71% of this comment could be valid code. Did you maybe forget this after debugging?

        if(!empty($current_que))
        {
          reset($current_que);
          $que_item = &$que['ques'][QUE_STRUCTURES][$user['id']][$planetrow['id']][key($current_que)];
        }

        if(isset($que_item) && $que_item['que_time_left'] > 60)
        {
          $unit_level--;
          $old_time = $que_item['que_time_left'];
          $que_item['que_time_left'] = $que_item['que_time_left'] > PERIOD_HOUR ? ceil($que_item['que_time_left'] / 2) : 0;
          DBStaticQue::db_que_set_time_left_by_id($que_item['que_id'], $que_item['que_time_left']);
          $message = sprintf($lang['art_nano_builder_ok'], $que_item['que_unit_mode'] == BUILD_CREATE ? $lang['art_nano_builder_build'] : $lang['art_nano_builder_destroy'],
            $lang['tech'][$que_item['que_unit_id']], $que_item['que_unit_level'], $planetrow['name'], uni_render_coordinates($planetrow), sys_time_human($old_time - $que_item['que_time_left'])
          );
          msg_send_simple_message($user['id'], 0, 0, MSG_TYPE_QUE, $lang['art_nano_builder_subj'], $lang['art_nano_builder_subj'], $message);
        }
        else
        {
          $message = $lang['art_nano_builder_no_que'];
        }
      break;

    }
    if($unit_level != $artifact_level_old)
    {
      $db_changeset['unit'][] = OldDbChangeSet::db_changeset_prepare_unit($unit_id, $unit_level - $artifact_level_old, $user);
      OldDbChangeSet::db_changeset_apply($db_changeset);
    }
  }
  else
  {
    $message = $lang['art_err_no_artifact'];
  }

  sn_db_transaction_commit();
  messageBox($message, "{$lang['tech'][UNIT_ARTIFACTS]} - {$lang['tech'][$unit_id]}",

The variable $message does not seem to be defined for all execution paths leading up to this point.

    ($request_uri = sys_get_param_str_unsafe('REQUEST_URI')) ? $request_uri : ('artifacts' . DOT_PHP_EX . '#' . $unit_id),
  5);
}