<?php

global $debug;

if ($device['os'] == "mgeups")
{
  # blatently copyied from APC

  echo("MGE UPS External ");

  # Environmental monitoring on UPSes etc
  # FIXME upsmgConfigEnvironmentTable and upsmgEnvironmentSensorTable are used but there are others ...
  $mge_env_data = snmpwalk_cache_oid($device, "upsmgConfigEnvironmentTable", array(), "MG-SNMP-UPS-MIB");
  $mge_env_data = snmpwalk_cache_oid($device, "upsmgEnvironmentSensorTable", $mge_env_data, "MG-SNMP-UPS-MIB");

/*
upsmgConfigSensorIndex.1 = 1
upsmgConfigSensorName.1 = "Environment sensor"
upsmgConfigTemperatureLow.1 = 5
upsmgConfigTemperatureHigh.1 = 40
upsmgConfigTemperatureHysteresis.1 = 2
upsmgConfigHumidityLow.1 = 5
upsmgConfigHumidityHigh.1 = 90
upsmgConfigHumidityHysteresis.1 = 5
upsmgConfigInput1Name.1 = "Input #1"
upsmgConfigInput1ClosedLabel.1 = "closed"
upsmgConfigInput1OpenLabel.1 = "open"
upsmgConfigInput2Name.1 = "Input #2"
upsmgConfigInput2ClosedLabel.1 = "closed"
upsmgConfigInput2OpenLabel.1 = "open"

upsmgEnvironmentIndex.1 = 1
upsmgEnvironmentComFailure.1 = no
upsmgEnvironmentTemperature.1 = 287
upsmgEnvironmentTemperatureLow.1 = no
upsmgEnvironmentTemperatureHigh.1 = no
upsmgEnvironmentHumidity.1 = 17
upsmgEnvironmentHumidityLow.1 = no
upsmgEnvironmentHumidityHigh.1 = no
upsmgEnvironmentInput1State.1 = open
upsmgEnvironmentInput2State.1 = open
*/

  foreach (array_keys($mge_env_data) as $index)
  {
    $descr           = $mge_env_data[$index]['upsmgConfigSensorName'];
    $current         = $mge_env_data[$index]['upsmgEnvironmentHumidity'];
    $sensorType      = 'mge';
    $oid             = '.1.3.6.1.4.1.705.1.8.7.1.6.' . $index;
    $low_limit       = $mge_env_data[$index]['upsmgConfigHumidityLow'];
    $high_limit      = $mge_env_data[$index]['upsmgConfigHumidityHigh'];
    $hysteresis      = $mge_env_data[$index]['upsmgConfigHumidityHysteresis'];

    # FIXME warninglevels might need some other calculation in stead of hysteresis
    $low_warn_limit  = $low_limit + $hysteresis;
    $high_warn_limit = $high_limit - $hysteresis;

    if ($debug) { echo("low_limit : $low_limit\nlow_warn_limit : $low_warn_limit\nhigh_warn_limit : $high_warn_limit\nhigh_limit : $high_limit\n"); }

    if ($current != 0)
    {
      # Humidity = 0 -> Sensor not available
      # FIXME true for MGE as wel as APC?
      discover_sensor($valid['sensor'], 'humidity', $device, $oid, $index, $sensorType, $descr, '1', '1', $low_limit, $low_warn_limit, $high_warn_limit, $high_limit , $current);
    }
  }
}

?>