<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     discovery
 * @copyright  (C) Adam Armstrong
 *
 */

//MOVEME. to includes/entities/wifi.inc.php
// Discover an entity by populating/updating a database table and returning an id

function discover_entity($device_id, $entity_type, $data)
{

    return FALSE;

    if (is_array($GLOBALS['config']['entities'][$entity_type])) {

        $def    = $GLOBALS['config']['entities'][$entity_type];
        $index  = $data[$def['table_fields']['index']];
        $params = $def['params'];

        if (isset($params['table_fields']['index']) && is_array()) {

        } elseif (isset($params['table_fields']['index'])) {

        } else {

        }


        if (is_array($GLOBALS['cache'][$def['table']][$index])) {
            echo 'Exists';

            $db = $GLOBALS['cache'][$def['table']][$index];
            $id = $db[$def['table_fields']['id']];

            echo 'exists:' . $id . PHP_EOL;

            $update = [];
            foreach ($params as $param) {
                if ($data[$param] != $db[$param]) {
                    $update[$param] = $data[$param];
                }
            }
            if (count($update)) {
                dbUpdate($update, $def['table'], '`' . $def['table_fields']['id'] . '` = ?', [$id]);
                echo('U');
            } else {
                echo('.');
            }

        } else {

            echo 'Doesnt Exist';

            $insert              = [];
            $insert['device_id'] = $device_id;
            foreach ($params as $param) {
                $insert[$param] = $data[$param];
                if ($data[$param] == NULL) {
                    $insert[$param] = ['NULL'];
                }
            }
            $id = dbInsert($insert, $def['table']);
            echo("+");

            $params[$def['table_fields']['id']] = $id;

            // Populate cache with this entry. Maybe we need it.
            $GLOBALS['cache'][$def['table']][$index] = $params;

        }

    } else {

        print_error("Entity Type does not exist. This is a relatively serious error.");

        return FALSE;

    }

    return $id;

}

/**
 * Discover WIFI Access Point. Returns ap_id.
 *
 * @param array|integer $device
 * @param array         $ap
 *
 * @return integer
 */
function discover_wifi_ap($device, $ap)
{

    $device_id = is_array($device) ? $device['device_id'] : $device;
    $params    = ['ap_mib', 'ap_index',
                  'ap_number', 'ap_name', 'ap_address', 'ap_serial', 'ap_model', 'ap_location', 'ap_fingerprint', // not required
                  'ap_status', 'ap_admin_status'];

    if (is_array($GLOBALS['cache']['wifi_aps'][$ap['ap_index']])) {
        /* Only insert new APs, for polling ability
        // Database entry exists. Lets update it!

        $ap_db = $GLOBALS['cache']['wifi_aps'][$ap['ap_index']];
        $ap_id = $ap_db['wifi_ap_id'];

        echo 'exists:'.$ap_id.PHP_EOL;

        $update = [];
        foreach ($params as $param) {
          if ($ap[$param] != $ap_db[$param]) {
            if (safe_empty($ap[$param])) {
              $update[$param] = [ 'NULL' ];
            } else {
              $update[$param] = $ap[$param];
            }
          }
        }
        if (count($update)) {
          dbUpdate($update, 'wifi_aps', '`wifi_ap_id` = ?', array($ap_db['wifi_ap_id']));
          echo('U');
        } else {
          echo('.');
        }
        */
        $ap_id = $GLOBALS['cache']['wifi_aps'][$ap['ap_index']]['wifi_ap_id'];
        if ($GLOBALS['cache']['wifi_aps'][$ap['ap_index']]['deleted']) {
            dbUpdate(['deleted' => 0], 'wifi_aps', '`wifi_ap_id` = ?', [$ap_id]);
            $GLOBALS['cache']['wifi_aps'][$ap['ap_index']]['deleted'] = 0;
        }
    } else {
        // Database entry doesn't exist. Lets create it!
        $insert              = [];
        $insert['device_id'] = $device_id;
        foreach ($params as $param) {
            $insert[$param] = $ap[$param];
            if (safe_empty($ap[$param])) {
                $insert[$param] = ['NULL'];
            }
        }
        print_debug_vars($insert);
        $ap_id = dbInsert($insert, 'wifi_aps');
        echo("+");

        $params['wifi_ap_id'] = $ap_id;

        // Populate cache with this entry. Maybe we need it.
        $GLOBALS['cache']['wifi_aps'][$ap['ap_index']] = $params;
    }

    $GLOBALS['valid']['wifi']['aps'][$ap['ap_index']] = $ap_id;

    return $ap_id;
}


function discover_wifi_wlan($device_id, $wlan)
{

    $params = ['wlan_admin_status', 'wlan_beacon_period', 'wlan_bssid', 'wlan_bss_type', 'wlan_channel', 'wlan_dtim_period', 'wlan_frag_thresh',
               'wlan_index', 'wlan_igmp_snoop', 'wlan_name', 'wlan_prot_mode', 'wlan_radio_mode', 'wlan_rts_thresh',
               'wlan_ssid', 'wlan_ssid_bcast', 'wlan_vlan_id'];

    if (is_array($GLOBALS['cache']['wifi_wlans'][$wlan['wlan_index']])) {
        // Database entry exists. Lets update it!
        $wlan_db = $GLOBALS['cache']['wifi_wlans'][$wlan['wlan_index']];
        $wlan_id = $wlan_db['wlan_id'];

        $update = [];
        foreach ($params as $param) {
            if ($wlan[$param] != $wlan_db[$param]) {
                $update[$param] = $wlan[$param];
            }
        }
        if (count($update)) {
            dbUpdate($update, 'wifi_wlans', '`wlan_id` = ?', [$wlan_db['wlan_id']]);
            echo('U');
        } else {
            echo('.');
        }

    } else {
        // Database entry doesn't exist. Lets create it!

        $insert              = [];
        $insert['device_id'] = $device_id;
        foreach ($params as $param) {
            $insert[$param] = $wlan[$param];
            if (is_null($wlan[$param])) {
                $insert[$param] = ['NULL'];
            }
        }
        $wlan_id = dbInsert($insert, 'wifi_wlans');
        echo("+");

    }

    return $wlan_id;

}

function discover_wifi_radio($device_id, $radio)
{
    $params = ['radio_ap', 'radio_mib', 'radio_number', 'radio_util', 'radio_type', 'radio_status',
               'radio_clients', 'radio_txpower', 'radio_channel', 'radio_mac', 'radio_protection', 'radio_bsstype'];

    if (is_array($GLOBALS['cache']['wifi_radios'][$radio['radio_ap']][$radio['radio_number']])) {
        $radio_db = $GLOBALS['cache']['wifi_radios'][$radio['radio_ap']][$radio['radio_number']];
    }

    if (!isset($radio_db['wifi_radio_id'])) {
        $insert              = [];
        $insert['device_id'] = $device_id;
        foreach ($params as $param) {
            $insert[$param] = $radio[$param];
            if (is_null($radio[$param])) {
                $insert[$param] = ['NULL'];
            }
        }
        $wifi_radio_id = dbInsert($insert, 'wifi_radios');
        echo("+");
    } else {
        $update = [];
        foreach ($params as $param) {
            if ($radio[$param] != $radio_db[$param]) {
                $update[$param] = $radio[$param];
            }
        }
        if (count($update)) {
            dbUpdate($update, 'wifi_radios', '`wifi_radio_id` = ?', [$radio_db['wifi_radio_id']]);
            echo('U');
        } else {
            echo('.');
        }
    }

    $GLOBALS['valid']['wifi']['radio'][$radio['radio_mib']][$wifi_radio_id] = 1;
}

// EOF