<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage poller
 * @copyright  (C) 2006-2013 Adam Armstrong, (C) 2013-2019 Observium Limited
 *
 */

if (!empty($wmi['exchange']['services']))
{
  /* TODO:
      - Perform more testing with Exchange 2003, 2007, 2013
      - Review CAS counters
      - Review Information Store counters
      - Review Transport Role counters
      - Add Unified Messaging counters
  */
  echo(" Exchange:\n   ");

  // Exchange Client Access - Active Sync

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeActiveSync_MSExchangeActiveSync";
  $wmi['exchange']['cas']['activesync'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['cas']['activesync'])
  {
    $app_found['exchange'] = TRUE;
    echo("Active Sync; ");

    rrdtool_update_ng($device, 'exchange-as', array(
      'synccommandspending' => $wmi['exchange']['cas']['activesync']['SyncCommandsPending'],
      'pingcommandspending' => $wmi['exchange']['cas']['activesync']['PingCommandsPending'],
      'currentrequests'     => $wmi['exchange']['cas']['activesync']['CurrentRequests'],
    ));

    unset($wmi['exchange']['cas']['activesync']);
  }

  // Exchange Client Access - Autodiscover

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeAutodiscover_MSExchangeAutodiscover";
  $wmi['exchange']['cas']['autodiscover'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['cas']['autodiscover'])
  {
    $app_found['exchange'] = TRUE;
    echo("Auto Discover; ");

    rrdtool_update_ng($device, 'exchange-as', array(
      'totalrequests'  => $wmi['exchange']['cas']['autodiscover']['TotalRequests'],
      'errorresponses' => $wmi['exchange']['cas']['autodiscover']['ErrorResponses'],
    ));

    unset($wmi['exchange']['cas']['autodiscover']);
  }

  // Exchange Client Access - Offline Address Book

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeFDSOAB_MSExchangeFDSOAB WHERE Name='_total'";
  $wmi['exchange']['cas']['oab'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['cas']['oab'])
  {
    $app_found['exchange'] = TRUE;
    echo("OAB; ");

    rrdtool_update_ng($device, 'exchange-oab', array(
      'dltasksqueued'    => $wmi['exchange']['cas']['oab']['DownloadTaskQueued'],
      'dltaskscompleted' => $wmi['exchange']['cas']['oab']['DownloadTasksCompleted'],
    ));

    unset($wmi['exchange']['cas']['oab']);
  }

  // Exchange Client Access - Outlook Web App

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeOWA_MSExchangeOWA";
  $wmi['exchange']['cas']['owa'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['cas']['owa'])
  {
    $app_found['exchange'] = TRUE;
    echo("OWA; ");

    rrdtool_update_ng($device, 'exchange-owa', array(
      'currentuniqueusers' => $wmi['exchange']['cas']['owa']['CurrentUniqueUsers'],
      'avgresponsetime'    => $wmi['exchange']['cas']['owa']['AverageResponseTime'],
      'avgsearchtime'      => $wmi['exchange']['cas']['owa']['AverageSearchTime'],
    ));

    unset($wmi['exchange']['cas']['owa']);
  }

  // Exchange Hub Transport - Queues

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeTransportQueues_MSExchangeTransportQueues WHERE Name='_total'";
  $wmi['exchange']['transport']['queues'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['transport']['queues'])
  {
    $app_found['exchange'] = TRUE;
    echo("Transport Queues; ");

    rrdtool_update_ng($device, 'exchange-tqs', array(
      'aggregatequeue'  => $wmi['exchange']['transport']['queues']['AggregateDeliveryQueueLengthAllQueues'],
      'deliveryqpersec' => $wmi['exchange']['transport']['queues']['ItemsQueuedforDeliveryPerSecond'],
      'mbdeliverqueue'  => $wmi['exchange']['transport']['queues']['ActiveMailboxDeliveryQueueLength'],
      'submissionqueue' => $wmi['exchange']['transport']['queues']['SubmissionQueueLength'],
    ));

    unset($wmi['exchange']['transport']['queues']);
  }

  // Exchange Hub Transport - SMTP SEND

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeTransportSmtpSend_MSExchangeTransportSmtpSend WHERE Name='_total'";
  $wmi['exchange']['transport']['smtp'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['transport']['smtp'])
  {
    $app_found['exchange'] = TRUE;
    echo("SMTP; ");

    rrdtool_update_ng($device, 'exchange-smtp', array(
      'currentconnections' => $wmi['exchange']['transport']['smtp']['ConnectionsCurrent'],
      'msgsentpersec'      => $wmi['exchange']['transport']['smtp']['MessagesSentPersec'],
    ));

    unset($wmi['exchange']['transport']['queues']);
  }

  // Exchange Information Store

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeIS_MSExchangeIS";
  $wmi['exchange']['mailbox']['is'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['mailbox']['is'])
  {
    $app_found['exchange'] = TRUE;
    echo("IS; ");

    rrdtool_update_ng($device, 'exchange-is', array(
      'activeconcount'    => $wmi['exchange']['mailbox']['is']['ActiveConnectionCount'],
      'usercount'         => $wmi['exchange']['mailbox']['is']['UserCount'],
      'rpcrequests'       => $wmi['exchange']['mailbox']['is']['RPCRequests'],
      'rpcavglatency'     => $wmi['exchange']['mailbox']['is']['RPCAveragedLatency'],
      'clientrpcfailbusy' => $wmi['exchange']['mailbox']['is']['ClientRPCsFailedServerTooBusy'],
    ));

    unset($wmi['exchange']['mailbox']['is']);
  }

  // Exchange Information Store - Mailbox Data

  $wql = "SELECT * FROM Win32_PerfFormattedData_MSExchangeIS_MSExchangeISMailbox WHERE Name='_total'";
  $wmi['exchange']['mailbox']['mailbox'] = wmi_parse(wmi_query($wql, $override), TRUE);

  if ($wmi['exchange']['mailbox']['mailbox'])
  {
    $app_found['exchange'] = TRUE;
    echo("Mailbox; ");

    rrdtool_update_ng($device, 'exchange-mailbox', array(
      'rpcavglatency' => $wmi['exchange']['mailbox']['mailbox']['RPCAverageLatency'],
      'msgqueued'     => $wmi['exchange']['mailbox']['mailbox']['MessagesQueuedForSubmission'],
      'msgsentsec'    => $wmi['exchange']['mailbox']['mailbox']['MessagesSentPersec'],
      'msgdeliversec' => $wmi['exchange']['mailbox']['mailbox']['MessagesDeliveredPersec'],
      'msgsubmitsec'  => $wmi['exchange']['mailbox']['mailbox']['MessagesSubmittedPersec'],
    ));
  }

  echo("\n");
}

if ($app_found['exchange'] == TRUE)
{
  $app_id = discover_app($device, 'exchange');
  update_application($app_id, array());
}

unset ($wmi['exchange']);

// EOF