<?PHP
/* Copyright 2005-2023, Lime Technology
 * Copyright 2012-2023, Bergware International.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2,
 * as published by the Free Software Foundation.
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */
?>
<?
$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';

require_once "$docroot/webGui/include/Wrappers.php";

$device = $_POST['device']??'';
$name   = $_POST['name']??'';
$action = $_POST['action']??'';
$state  = $_POST['state']??'';
$csrf   = $_POST['csrf']??'';

function prefix($key) {
  return preg_replace('/\d+$/','',$key);
}
function emhttpd($cmd) {
  global $state, $csrf;
  $ch = curl_init("http://127.0.0.1/update");
  $options = [CURLOPT_UNIX_SOCKET_PATH => '/var/run/emhttpd.socket', CURLOPT_POST => 1, CURLOPT_POSTFIELDS => "$cmd&startState=$state&csrf_token=$csrf"];
  curl_setopt_array($ch, $options);
  curl_exec($ch);
  curl_close($ch);
}

switch ($device) {
case 'New':
  emhttpd("cmdSpin{$action}={$name}");
  break;
case 'Clear':
  emhttpd("clearStatistics=true");
  break;
default:
  if (!$name) {
    // spin up/down all devices
    emhttpd("cmdSpin{$device}All=true");
    break;
  }
  if (substr($name,-1) != '*') {
    // spin up/down single device
    emhttpd("cmdSpin{$action}={$name}");
    break;
  }
  // spin up/down group of devices
  $disks = @parse_ini_file('state/disks.ini',true) ?: [];
  // remove '*' from name
  $name = substr($name,0,-1);
  foreach ($disks as $disk) {
    if (_var($disk,'status') != 'DISK_OK') continue;
    $array = ($name=='array' && in_array(_var($disk,'type'),['Parity','Data']));
    if ($array || prefix(_var($disk,'name'))==$name) emhttpd("cmdSpin{$action}="._var($disk,'name'));
  }
  break;
}
?>