<?php

class PluginVigiloGroups

{

    protected $groups;

    public function __construct()

    {

        $this->groups = array(

            'Entities'      => new VigiloGroups('Entities'),

            'Manufacturers' => new VigiloGroups('Manufacturers'),

            'Locations'     => new VigiloGroups('Locations'),

            'Technicians'   => new VigiloGroups('Technicians'),

        );

        $this->getManufacturers();

        $this->getEntities();

        $this->getLocations();

        $this->getTechnicians();

    }

    public function getName()

    {

        return "glpi";

    }

    protected function getManufacturers()

    {

        $manufacturers = new Manufacturer();

        $manufacturers = $manufacturers->find();

        foreach ($manufacturers as $manufacturer) {

            $this->groups['Manufacturers'][] = $manufacturer["name"];

        }

    }

    protected function getEntities()

    {

        $items   = new Entity();

        $items   = $items->find("", "completename");

        foreach ($items as $item) {

            $parts  = explode(' > ', $item['completename']);

            $name   = array_pop($parts);

            $pos =& $this->groups['Entities'];

            foreach ($parts as $part) {

                $pos =& $pos[$part];

            }

            $pos[] = $name;

        }

    }

    protected function getLocations()

    {

        $items   = new Location();

        $items   = $items->find("", "completename");

        foreach ($items as $item) {

            $parts  = explode(' > ', $item['completename']);

            $name   = array_pop($parts);

            $pos =& $this->groups['Locations'];

            foreach ($parts as $part) {

                $pos =& $pos[$part];

            }

            $pos[] = $name;

        }

    }

    protected function getTechnicians()

    {

        global $DB;

        // Ce serait plus propre d'utiliser la surcouche de GLPI

        // pour récupérer l'information, mais cela serait aussi

        // beaucoup plus coûteux (plus d'appels à la BDD, etc.).

        $query = <<<SQL

SELECT DISTINCT u.name

FROM glpi_users u

JOIN (

    SELECT users_id_tech

    FROM glpi_computers

    UNION ALL

    SELECT users_id_tech

    FROM glpi_networkequipments

    UNION ALL

    SELECT users_id_tech

    FROM glpi_printers

) as a1 on a1.users_id_tech = u.id;

SQL;

        foreach ($DB->request($query) as $row) {

            $this->groups['Technicians'][] = $row['name'];

        }

    }

    public function __toString()

    {

        $out  = "<groups>\n";

        foreach ($this->groups as $group) {

            $out .= $group;

        }

        $out .= "</groups>\n";

        $outXML = new DOMDocument();

        $outXML->preserveWhiteSpace = false;

        $outXML->formatOutput       = true;

        $outXML->loadXML($out);

        return $outXML->saveXML();

    }

}