<?php
// Zabbix interface
// $config_ext['zabbix']

class Zabbix {
}

// $smarty->assign('zabbix', print_r($config_ext['zabbix']['host'],true));
if ($config_ext['zabbix']['enabled']) {
    $smarty->assign("zabbix", true);
    $sql = "SELECT extlink_refid FROM extlink WHERE extlink_type='zabbix' AND asset_id=?";
    $sth = $dbh->prepare($sql);
    $sth->execute([$id]);
    $refid = $sth->fetchColumn();

    // TODO fetch ext data here
    $zbxconn = false;
    try {
        $zbx = new PDO('mysql:host='.$config_ext['zabbix']['host'].';dbname='.$config_ext['zabbix']['db'].';', $config_ext['zabbix']['user'], $config_ext['zabbix']['pass']);
        $zbx->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
        $zbx->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
        $zbxconn = true;
    } catch (Exception $e) {
        $refid = "not_connected:" . $e->getMessage();
    }

    if ($zbxconn) {
        $sql = "SELECT host FROM hosts WHERE hostid=?";
        $sth = $zbx->prepare($sql);
        $sth->execute([$refid]);
        $zbx_hostname = $sth->fetchColumn();
        $smarty->assign('zbx_hostname', $zbx_hostname);
        $zbx = NULL; // close
    }

}