<?php

abstract class PluginVigiloAbstractMonitoredItem extends VigiloXml

{

    protected $item;

    protected $addresses;

    protected $ventilation;

    protected $children;

    protected $agent;

    public function __construct(CommonDBTM $item)

    {

        $this->agent        = null;

        $this->item         = $item;

        $this->ventilation  = "Servers";

        $this->addresses    = array();

        $this->children     = array();

        if (class_exists('PluginFusioninventoryAgent')) {

            $agent = new PluginFusioninventoryAgent();

            if ($agent->getAgentWithComputerid($item->getID()) !== false) {

                $this->agent = $agent;

            }

        }

        $this->selectTemplates();

        $this->selectGroups();

        $this->monitorNetworkInterfaces();

    }

    public function getName()

    {

        return $this->item->getName();

    }

    public function filterTests($value)

    {

        return is_object($value) && ($value instanceof VigiloTest);

    }

    public function getTests()

    {

        return new CallbackFilterIterator(

            new ArrayIterator($this->children),

            array($this, 'filterTests')

        );

    }

    protected static function escapeRegex($regex)

    {

        $res = preg_quote($regex);

        $res = preg_replace("/[\x80-\xFF]+/",'.+', $res);

        return $res;

    }

    protected function selectTemplates()

    {

        $template = isset($this->item->fields['vigilo_template']) ?

                    $this->item->fields['vigilo_template'] : null;

        if (null !== $template) {

            $this->children[] = new VigiloTemplate($template);

        }

    }

    protected function selectGroups()

    {

        $location = new Location();

        $location->getFromDB($this->item->fields["locations_id"]);

        $entity = new Entity();

        $entity->getFromDB($this->item->fields["entities_id"]);

        // Association de l'objet à son emplacement et à son entité.

        $candidates = array(

            'Locations' => $location,

            'Entities'  => $entity,

        );

        foreach ($candidates as $type => $candidate) {

            if (NOT_AVAILABLE === $candidate->getName()) {

                continue;

            }

            $completeName       = explode(" > ", $candidate->getField("completename"));

            // Ajout de "/" et de l'origine pour avoir le chemin complet.

            array_unshift($completeName, $type);

            array_unshift($completeName, "");

            $groupName          = implode("/", $completeName);

            $this->children[]   = new VigiloGroup($groupName);

        }

        // Association de l'objet à son équipementier.

        $manufacturer = new Manufacturer();

        $manufacturer->getFromDB($this->item->fields["manufacturers_id"]);

        if (NOT_AVAILABLE !== $manufacturer->getName()) {

            $this->children[] = new VigiloGroup("/Manufacturers/" . $manufacturer->getName());

        }

        // Association de l'objet à son technicien.

        $technician = new User();

        $technician->getFromDB($this->item->fields["users_id_tech"]);

        if (NOT_AVAILABLE !== $technician->getName()) {

            $this->children[] = new VigiloGroup("/Technicians/" . $technician->getName());

        }

    }

    protected function selectAddress()

    {

        if ($this->agent) {

            $addresses = $this->agent->getIPs();

            if (count($addresses)) {

                return current($addresses);

            }

        }

        if (count($this->addresses)) {

            return current($this->addresses);

        }

        return $this->item->getName();

    }

    protected function monitorNetworkInterfaces()

    {

        global $DB;

        $query = NetworkPort::getSQLRequestToSearchForItem(

            $this->item->getType(),

            $this->item->getID()

        );

        foreach ($DB->query($query) as $np) {

            $query2     = NetworkName::getSQLRequestToSearchForItem("NetworkPort", $np['id']);

            $port       = new NetworkPort();

            $ethport    = new NetworkPortEthernet();

            $port->getFromDB($np['id']);

            if ($port->getName() == 'lo') {

                continue;

            }

            $label = !empty($port->fields['comment']) ? $port->fields['comment'] : $port->getName();

            $this->children[] =

                        $test = new VigiloTest('Interface');

            $test['label']  = $label;

            $test['ifname'] = self::escapeRegex($port->getName());

            $ethport    = $ethport->find('networkports_id=' . $np['id']);

            foreach ($ethport as $rowEthPort) {

                if ($rowEthPort['speed']) {

                    // La bande passante de l'interface est exprimée

                    // en Mbit/s dans GLPI et on la veut en bit/s dans Vigilo.

                    $test['max'] = $rowEthPort['speed'] << 20;

                    break;

                }

            }

            // Récupère la liste de toutes les adresses IPv4 pour l'interface.

            // Elles serviront plus tard dans selectAddress() pour choisir

            // l'adresse IP la plus appropriée pour interroger ce réseau.

            foreach ($DB->query($query2) as $nn) {

                $query3 = IPAddress::getSQLRequestToSearchForItem("NetworkName", $nn['id']);

                foreach ($DB->query($query3) as $ip) {

                    $addr = new IPAddress();

                    if ($addr->getFromDB($ip['id']) && $addr->is_ipv4()) {

                        $textual = $addr->getTextual();

                        if (is_string($textual)) {

                            $this->addresses[] = $textual;

                        }

                    }

                }

            }

        }

    }

    public function __toString()

    {

        return self::sprintf(

            '<' . '?xml version="1.0"?' . '>' .

            '<host name="%s" address="%s" ventilation="%s">%s</host>',

            $this->item->getName(),

            $this->selectAddress(),

            "Servers",

            $this->children

        );

    }

}