supernova-ws / SuperNova

flotenajax.php

<?php

/**
 * flotenajax.php
 *
 * Fleet manager on Ajax (to work in Galaxy view)
 *
 * @version   2.0 Security checks by Gorlum for http://supernova.ws
 *  [!] Full rewrite
 *  [+] Added missile attack launch sequience
 *  [-] Moved almost all check code to flt_can_attack
 * @version   1.1 Security checks by Gorlum for http://supernova.ws
 * @version   1
 * @copyright 2008 By Chlorel for XNova
 **/

use DBAL\db_mysql;
use DBAL\OldDbChangeSet;
use Fleet\DbFleetStatic;
use Planet\DBStaticPlanet;

include('common.' . substr(strrchr(__FILE__, '.'), 1));

global $lang, $user;

define('IN_AJAX', true);

setHeader("Content-type: text/html; charset=utf-8");
lng_include('universe');
lng_include('fleet');
require_once('includes/includes/flt_functions.php');

$target_coord = array(
  'galaxy' => $target_galaxy = sys_get_param_int('galaxy'),
  'system' => $target_system = sys_get_param_int('system'),
  'planet' => $target_planet = sys_get_param_int('planet'),
);

if (!uni_coordinates_valid($target_coord)) {
  die($lang['gs_c02']);
}

$target_mission    = sys_get_param_int('mission');
$sn_group_missions = sn_get_groups('missions');
if (!isset($sn_group_missions[$target_mission]['AJAX']) || !$sn_group_missions[$target_mission]['AJAX']) {
  die($lang['gs_c00']);
}

$target_planet_type  = sys_get_param_int('planet_type');
$target_planet_check = $target_planet_type == PT_DEBRIS ? PT_PLANET : $target_planet_type;
$target_coord['planet_type'] = $target_planet_check;

// Now gathering info on db records we should lock
$target_row = DBStaticPlanet::db_planet_by_vector($target_coord);
// Finding enemy player record - if target planet exists
$enemy = !empty($target_row['id_owner']) ? db_user_by_id($target_row['id_owner']) : null;

db_mysql::db_transaction_start();
// Locking all necessary user/planet records
SN::$gc->db->lockRecords([
  'users'   => [$user['id'],] + (!empty($enemy['id']) ? [1 => $enemy['id'],] : []),
  'planets' => [$user['current_planet'],] + (!empty($target_row['id']) ? [1 => $target_row['id'],] : []),
]);

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

The function db_user_by_id() has been deprecated.

$planetrow = DBStaticPlanet::db_planet_by_id($user['current_planet'], true);

// If target row is present - refreshing records to be absolutely sure that nothing happens with it
if (!empty($target_row)) {
  $target_row = DBStaticPlanet::db_planet_by_id($target_row['id']);
}

if (empty($target_row)) {
  $target_row = array(
    'galaxy'      => $target_coord['galaxy'],
    'system'      => $target_coord['system'],
    'planet'      => $target_coord['planet'],
    'planet_type' => $target_planet_check,
    'id_owner'    => 0
  );
}

$fleet_array = array();
switch ($target_mission) {
  case MT_SPY:
    // $fleet_array[SHIP_SPY] = min(mrc_get_level($user, $planetrow, SHIP_SPY), abs($user['spio_anz']));
    $fleet_array[SHIP_SPY] = min(mrc_get_level($user, $planetrow, SHIP_SPY), abs(SN::$user_options[PLAYER_OPTION_FLEET_SPY_DEFAULT]));
    $unit_group            = 'flt_spies';
  break;

  case MT_RECYCLE:
    foreach (sn_get_groups('flt_recyclers') as $unit_id) {
      if ($unit_count = mrc_get_level($user, $planetrow, $unit_id)) {
        $fleet_array[$unit_id] = $unit_count;
      }
    }
    $transport_data = flt_calculate_fleet_to_transport($fleet_array, $target_row['debris_metal'] + $target_row['debris_crystal'], $planetrow, $target_row);
    $fleet_array    = $transport_data['fleet'];
    $unit_group     = 'flt_recyclers';
  break;

  case MT_MISSILE:
    $fleet_array[UNIT_DEF_MISSILE_INTERPLANET] = min(mrc_get_level($user, $planetrow, UNIT_DEF_MISSILE_INTERPLANET), abs(sys_get_param_float('missiles')));
    $unit_group                                = 'missile';
  break;

}

$options     = [P_FLEET_ATTACK_TARGET_STRUCTURE => $target_structure = sys_get_param_int('structures')];
$cant_attack = flt_can_attack($planetrow, $target_row, $fleet_array, $target_mission, $options);


if ($cant_attack != ATTACK_ALLOWED) {
  die($lang['fl_attack_error'][$cant_attack]);
}

$FleetDBArray = array();
$db_changeset = array();
foreach ($fleet_array as $unit_id => $unit_count) {
  $FleetDBArray[]         = "{$unit_id},{$unit_count}";
  $db_changeset['unit'][] = OldDbChangeSet::db_changeset_prepare_unit($unit_id, -$unit_count, $user, $planetrow);
}
$FleetDBArray = implode(';', $FleetDBArray);

$fleet_ship_count = array_sum($fleet_array);

if ($target_mission == MT_MISSILE) {
  $distance                   = abs($target_coord['system'] - $planetrow['system']);
  $duration                   = round((30 + (60 * $distance)) / Universe::flt_server_flight_speed_multiplier());
  $arrival                    = SN_TIME_NOW + $duration;
  $travel_data['consumption'] = 0;

  doquery(
    "INSERT INTO `{{iraks}}` SET
     `fleet_target_owner` = '{$target_row['id_owner']}', `fleet_end_galaxy` = '{$target_coord['galaxy']}', `fleet_end_system` = '{$target_coord['system']}', `fleet_end_planet` = '{$target_coord['planet']}',
     `fleet_owner` = '{$user['id']}', `fleet_start_galaxy` = '{$planetrow['galaxy']}', `fleet_start_system` = '{$planetrow['system']}', `fleet_start_planet` = '{$planetrow['planet']}',
     `fleet_end_time` = '{$arrival}', `fleet_amount` = '{$fleet_ship_count}', `primaer` = '{$target_structure}';"
  );
} else {
  $travel_data = flt_travel_data($user, $planetrow, $target_coord, $fleet_array, 10);

  if ($planetrow['deuterium'] < $travel_data['consumption']) {
    die($lang['gs_c13']);
  }

  $fleet_start_time = SN_TIME_NOW + $travel_data['duration'];
  $fleet_end_time   = $fleet_start_time + $travel_data['duration'];

  $fleet_set = [
    'fleet_owner'           => $user['id'],
    'fleet_mission'         => $target_mission,
    'fleet_amount'          => $fleet_ship_count,
    'fleet_array'           => $FleetDBArray,
    'fleet_start_time'      => $fleet_start_time,
    'fleet_start_planet_id' => !empty($planetrow['id']) ? $planetrow['id'] : null,
    'fleet_start_galaxy'    => $planetrow['galaxy'],
    'fleet_start_system'    => $planetrow['system'],
    'fleet_start_planet'    => $planetrow['planet'],
    'fleet_start_type'      => $planetrow['planet_type'],
    'fleet_end_time'        => $fleet_end_time,
    'fleet_end_planet_id'   => !empty($target_row['id']) ? $target_row['id'] : null,
    'fleet_end_galaxy'      => $target_coord['galaxy'],
    'fleet_end_system'      => $target_coord['system'],
    'fleet_end_planet'      => $target_coord['planet'],
    'fleet_end_type'        => $target_planet_type,
    'fleet_target_owner'    => $target_row['id_owner'],
    'start_time'            => SN_TIME_NOW,
  ];
  DbFleetStatic::fleet_insert_set_dbq($fleet_set);
}

DBStaticPlanet::db_planet_set_by_id($planetrow['id'], "`deuterium` = `deuterium` - {$travel_data['consumption']}");
OldDbChangeSet::db_changeset_apply($db_changeset);
db_mysql::db_transaction_commit();

$ships_sent = array();
//$ships_sent_js = array();
$ships_sent_js = 0;
foreach ($fleet_array as $unit_id => $unit_count) {
  $ships_sent[]  = "{$unit_count} {$lang['tech'][$unit_id]}";
  $ships_sent_js += mrc_get_level($user, $planetrow, $unit_id, false, true);
}
$ships_sent = implode(', ', $ships_sent);
//$ships_sent_js = implode(',', $ships_sent_js);
$ships_sent_js = "{$unit_group}={$ships_sent_js}";

$ResultMessage = "{$lang['gs_sending']} {$ships_sent} {$lang['gs_to']} {$target_coord['galaxy']}:{$target_coord['system']}:{$target_coord['planet']}|{$ships_sent_js}";

die($ResultMessage);