Sindbad~EG File Manager

<?php

/**
 * -------------------------------------------------------------------------
 * Fields plugin for GLPI
 * -------------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of Fields.
 *
 * Fields is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Fields is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Fields. If not, see <http://www.gnu.org/licenses/>.
 * -------------------------------------------------------------------------
 * @copyright Copyright (C) 2013-2022 by Fields plugin team.
 * @license   GPLv2 https://www.gnu.org/licenses/gpl-2.0.html
 * @link      https://github.com/pluginsGLPI/fields
 * -------------------------------------------------------------------------
 */

class PluginFieldsInventory extends CommonDBTM
{
    public static function updateInventory($params = [])
    {
        if (
            !empty($params)
            && isset($params['inventory_data']) && !empty($params['inventory_data'])
        ) {
            $availaibleItemType = ["Computer","Printer","NetworkEquipment"];
            foreach (array_keys($params['inventory_data']) as $itemtype) {
                if (in_array($itemtype, $availaibleItemType)) {
                    //retrive items id switch itemtype
                    switch ($itemtype) {
                        case Computer::getType():
                             $items_id = $params['computers_id'];
                            break;

                        case NetworkEquipment::getType():
                            $items_id = $params['networkequipments_id'];
                            break;

                        case Printer::getType():
                            $items_id = $params['printers_id'];
                            break;
                    }

                    if ($itemtype == Computer::getType()) {
                        //load inventory from DB because
                        //FI not update XML file if computer is not update
                        $db_info = new PluginFusioninventoryInventoryComputerComputer();
                        if ($db_info->getFromDBByCrit(['computers_id' => $items_id])) {
                            $arrayinventory = unserialize(gzuncompress($db_info->fields['serialized_inventory']));
                            if (isset($arrayinventory['custom'])) {
                                self::updateFields($arrayinventory['custom']['container'], $itemtype, $items_id);
                            }
                        }
                    } else {
                        //Load XML file because FI always update XML file and don't store inventory into DB
                        $file = self::loadXMLFile($itemtype, $items_id);
                        if ($file !== false) {
                              $arrayinventory = PluginFusioninventoryFormatconvert::XMLtoArray($file);
                            if (isset($arrayinventory['CUSTOM'])) {
                                self::updateFields($arrayinventory['CUSTOM']['CONTAINER'], $itemtype, $items_id);
                            }
                        }
                    }
                }
            }
        }
    }

    public static function updateFields($containersData, $itemtype, $items_id)
    {
        if (isset($containersData['ID'])) {
            // $containersData contains only one element, encapsulate it into an array
            $containersData = [$containersData];
        }
        foreach ($containersData as $key => $containerData) {
            $container = new PluginFieldsContainer();
            $container->getFromDB($containerData['ID']);
            $data = [];
            $data["items_id"] = $items_id;
            $data["itemtype"] = $itemtype;
            $data["plugin_fields_containers_id"] = $containerData['ID'];
            foreach ($containerData['FIELDS'] as $key => $value) {
                $data[strtolower($key)] = $value;
            }
            $container->updateFieldsValues($data, $itemtype, false);
        }
    }

    public static function loadXMLFile($itemtype, $items_id)
    {
        $pxml     = false;
        $folder = substr($items_id, 0, -1);
        if (empty($folder)) {
            $folder = '0';
        }

        //Check if the file exists with the .xml extension (new format)
        $file = PLUGIN_FUSIONINVENTORY_XML_DIR . strtolower($itemtype) . "/" . $folder . "/" . $items_id;
        if (file_exists($file . '.xml')) {
            $file .= '.xml';
        } else if (!file_exists($file)) {
            return false;
        }
        $pxml = simplexml_load_file($file, 'SimpleXMLElement', LIBXML_NOCDATA);
        return $pxml;
    }
}