<?php

use LibreNMS\RRD\RrdDefinition;

if ($device['type'] == 'wireless' && $device['os'] == 'arubaos') {
    $polled = time();

    // Build SNMP Cache Array
    // stuff about the controller
    $switch_info_oids    = array(
        'wlsxSwitchRole',
        'wlsxSwitchMasterIp',
    );
    $switch_counter_oids = array(
        'wlsxSwitchTotalNumAccessPoints.0',
        'wlsxSwitchTotalNumStationsAssociated.0',
    );


    $switch_apinfo_oids = array(
        'wlsxWlanRadioEntry',
        'wlanAPChInterferenceIndex',
    );
    $switch_apname_oids = array('wlsxWlanRadioEntry.16');


    // initialize arrays to avoid overwriting them in foreach loops below
    $aruba_stats = array();
    $aruba_apstats = array();
    $aruba_apnames = array();

    $aruba_oids = array_merge($switch_info_oids, $switch_counter_oids);
    echo 'Caching Oids: ';
    foreach ($aruba_oids as $oid) {
        echo "$oid ";
        $aruba_stats = snmpwalk_cache_oid($device, $oid, $aruba_stats, 'WLSX-SWITCH-MIB');
    }

    foreach ($switch_apinfo_oids as $oid) {
        echo "$oid ";
        $aruba_apstats = snmpwalk_cache_numerical_oid($device, $oid, $aruba_apstats, 'WLSX-WLAN-MIB');
    }

    foreach ($switch_apname_oids as $oid) {
        echo "$oid ";
        $aruba_apnames = snmpwalk_cache_numerical_oid($device, $oid, $aruba_apnames, 'WLSX-WLAN-MIB');
    }


    echo "\n";

    $rrd_name = 'aruba-controller';
    $rrd_def = RrdDefinition::make()
        ->addDataset('NUMAPS', 'GAUGE', 0, 12500000000)
        ->addDataset('NUMCLIENTS', 'GAUGE', 0, 12500000000);

    $fields = array(
        'NUMAPS'     => $aruba_stats[0]['wlsxSwitchTotalNumAccessPoints'],
        'NUMCLIENTS' => $aruba_stats[0]['wlsxSwitchTotalNumStationsAssociated'],
    );

    $tags = compact('rrd_name', 'rrd_def');
    data_update($device, 'aruba-controller', $tags, $fields);


    $ap_db = dbFetchRows('SELECT * FROM `access_points` WHERE `device_id` = ?', array($device['device_id']));


    foreach ($aruba_apnames as $key1 => $value1) {
        foreach ($value1 as $key => $value) {
            $radioid       = str_replace('.1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.16.', '', $key);
            $name          = $value;
            $type          = $aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.2.$radioid"];
            $channel       = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.3.$radioid"] + 0);
            $txpow         = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.4.$radioid"] + 0)/2;
            $radioutil     = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.6.$radioid"] + 0);
            $numasoclients = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.7.$radioid"] + 0);
            $nummonclients = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.8.$radioid"] + 0);
            $numactbssid   = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.9.$radioid"] + 0);
            $nummonbssid   = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.2.1.5.1.10.$radioid"] + 0);
            $interference  = ($aruba_apstats[$key1][".1.3.6.1.4.1.14823.2.2.1.5.3.1.6.1.11.$radioid"] + 0);

            $radionum = substr($radioid, (strlen($radioid) - 1), 1);

            d_echo($key.PHP_EOL);
            d_echo($value.PHP_EOL);
            d_echo('* radioid:        '.$radioid.PHP_EOL);
            d_echo('  radionum:       '.$radionum.PHP_EOL);
            d_echo('  name:           '.$name.PHP_EOL);
            d_echo('  type:           '.$type.PHP_EOL);
            d_echo('  channel:        '.$channel.PHP_EOL);
            d_echo('  txpow:          '.$txpow.PHP_EOL);
            d_echo('  radioutil:      '.$radioutil.PHP_EOL);
            d_echo('  numasoclients:  '.$numasoclients.PHP_EOL);
            d_echo('  interference:   '.$interference.PHP_EOL);
            d_echo(PHP_EOL);

            // if there is a numeric channel, assume the rest of the data is valid, I guess
            if (is_numeric($channel)) {
                $rrd_name = array('arubaap',  $name.$radionum);

                $rrd_def = RrdDefinition::make()
                    ->addDataset('channel', 'GAUGE', 0, 200)
                    ->addDataset('txpow', 'GAUGE', 0, 200)
                    ->addDataset('radioutil', 'GAUGE', 0, 100)
                    ->addDataset('nummonclients', 'GAUGE', 0, 500)
                    ->addDataset('nummonbssid', 'GAUGE', 0, 200)
                    ->addDataset('numasoclients', 'GAUGE', 0, 500)
                    ->addDataset('interference', 'GAUGE', 0, 2000);

                $fields = array(
                    'channel'         => $channel,
                    'txpow'           => $txpow,
                    'radioutil'       => $radioutil,
                    'nummonclients'   => $nummonclients,
                    'nummonbssid'     => $nummonbssid,
                    'numasoclients'   => $numasoclients,
                    'interference'    => $interference,
                );

                $tags = array(
                    'name' => $name,
                    'radionum' => $radionum,
                    'rrd_name' => $rrd_name,
                    'rrd_def' => $rrd_def
                );

                data_update($device, 'aruba', $tags, $fields);
            }

            // generate the mac address
            $macparts = explode('.', $radioid, -1);
            $mac      = '';
            foreach ($macparts as $part) {
                $mac .= sprintf('%02x', $part).':';
            }

            $mac = rtrim($mac, ':');


            $foundid = 0;

            for ($z = 0; $z < sizeof($ap_db); $z++) {
                if ($ap_db[$z]['name'] == $name && $ap_db[$z]['radio_number'] == $radionum) {
                    $foundid           = $ap_db[$z]['accesspoint_id'];
                    $ap_db[$z]['seen'] = 1;
                    continue;
                }
            }


            if ($foundid == 0) {
                $ap_id = dbInsert(
                    array(
                        'channel'       => $channel,
                        'deleted'       => 0,
                        'device_id'     => $device['device_id'],
                        'interference'  => $interference,
                        'mac_addr'      => $mac,
                        'name'          => $name,
                        'numactbssid'   => $numactbssid,
                        'numasoclients' => $numasoclients,
                        'nummonbssid'   => $nummonbssid,
                        'nummonclients' => $nummonclients,
                        'radio_number'  => $radionum,
                        'radioutil'     => $radioutil,
                        'txpow'         => $txpow,
                        'type'          => $type
                    ),
                    'access_points'
                );
            } else {
                dbUpdate(
                    array(
                        'channel'       => $channel,
                        'deleted'       => 0,
                        'interference'  => $interference,
                        'mac_addr'      => $mac,
                        'name'          => $name,
                        'numactbssid'   => $numactbssid,
                        'numasoclients' => $numasoclients,
                        'nummonbssid'   => $nummonbssid,
                        'nummonclients' => $nummonclients,
                        'radio_number'  => $radionum,
                        'radioutil'     => $radioutil,
                        'txpow'         => $txpow,
                        'type'          => $type
                    ),
                    'access_points',
                    '`accesspoint_id` = ?',
                    array($foundid)
                );
            }
        }//end foreach
    }//end foreach

    // mark APs which are not on this controller anymore as deleted
    for ($z = 0; $z < sizeof($ap_db); $z++) {
        if (!isset($ap_db[$z]['seen']) && $ap_db[$z]['deleted'] == 0) {
            dbUpdate(array('deleted' => 1), 'access_points', '`accesspoint_id` = ?', array($ap_db[$z]['accesspoint_id']));
        }
    }
}//end if