<?php
// vim: ts=2:sw=2:et:ft=php
$lang = parse_ini_file('/usr/local/cwpsrv/var/services/users/cwp_lang/en/backup_mgr.ini');

function cwp_user($action, $args, $lang){
  $send_data = json_encode(array("action" => $action, "args" => $args));
  $descriptorspec = array(
    0 => array("pipe", "r"), // stdin
    1 => array("pipe", "w"), // stdout
    2 => array("pipe", "w"), // stderr
  );
  $cmd = 'sudo /opt/backups/bin/cwp_user';
  $process = proc_open($cmd, $descriptorspec, $pipes);
  $return_data = null;
  $error = null;
  if (is_resource($process)) {
    fwrite($pipes[0], $send_data);
    fclose($pipes[0]);
    $cmd_stdout = stream_get_contents($pipes[1]);
    fclose($pipes[1]);
    $cmd_stderr = stream_get_contents($pipes[2]);
    fclose($pipes[2]);

    // It is important that you close any pipes before calling
    // proc_close in order to avoid a deadlock
    $exit_code = proc_close($process);
    if ($exit_code == 0){
      $return_data = json_decode($cmd_stdout, true, 512);
      $json_errno = json_last_error();
      if ($json_errno != JSON_ERROR_NONE){
        $error = $lang['JSON_ERRNO'] . " $json_errno";
      }
    } else {
      $error = $lang['CWP_USER_ERR'] . " - $cmd_stderr $cmd_stdout";
    }
  } else {
    $error = $lang['CWP_USER_ERR'];
  }
  return array("err" => $error, "bakmgr" => $return_data);
}

if(isset($_GET['action'])){
  $action = $_GET['action'];
  $args = $_POST['args'];
  $bakmgr = cwp_user($action, $args, $lang);
  if (is_null($bakmgr['bakmgr'])){
    $err = array("data" => $bakmgr['err'], "status" => -1);
    echo json_encode($err);
  } else {
    echo json_encode($bakmgr['bakmgr']);
  }
  die;
}

// Initial page load
$mod['ip_user'] = $_SESSION['ip_user'];
$mod['tokengui'] = $_SESSION['tokengui'];
$bakmgr = cwp_user("get_settings", array(), $lang);
if (!is_null($bakmgr['err'])){
  $mod['err'] = $bakmgr['err'];
} elseif ($bakmgr['status'] != 0){
  $mod['err'] = $bakmgr['data'];
} elseif (!is_null($bakmgr['bakmgr'])){
  $mod['bakmgr'] = $bakmgr['bakmgr']['data'];
}