<?php
/**
 * ---------------------------------------------------------------------
 * GLPI - Gestionnaire Libre de Parc Informatique
 * Copyright (C) 2015-2020 Teclib' and contributors.
 *
 * http://glpi-project.org
 *
 * based on GLPI - Gestionnaire Libre de Parc Informatique
 * Copyright (C) 2003-2014 by the INDEPNET Development Team.
 *
 * ---------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of GLPI.
 *
 * GLPI 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.
 *
 * GLPI 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 GLPI. If not, see <http://www.gnu.org/licenses/>.
 * ---------------------------------------------------------------------
 */

use Glpi\Event;

include ('../inc/includes.php');

Session::checkLoginUser();

$solution = new ITILSolution();
$track = new $_POST['itemtype'];
$track->getFromDB($_POST['items_id']);

$redirect = null;
$handled = false;

if (isset($_POST["add"])) {
   $solution->check(-1, CREATE, $_POST);
   if (!$track->canSolve()) {
      Session::addMessageAfterRedirect(
         __('You cannot solve this item!'),
         false,
         ERROR
      );
      Html::back();
   }

   if ($solution->add($_POST)) {
      if ($_SESSION['glpibackcreated']) {
         $redirect = $track->getLinkURL();
      }
      $handled = true;
   }
} else if (isset($_POST['update'])) {
   $solution->getFromDB($_POST['id']);
   $solution->check($_POST['id'], UPDATE);
   $solution->update($_POST);
   $handled = true;
   $redirect = $track->getLinkURL();

   Event::log($_POST["id"], "solution", 4, "tracking",
              //TRANS: %s is the user login
              sprintf(__('%s updates an item'), $_SESSION["glpiname"]));
}

if ($handled) {
   if (isset($_POST['kb_linked_id'])) {
      //if solution should be linked to selected KB entry
      $params = [
         'knowbaseitems_id' => $_POST['kb_linked_id'],
         'itemtype'         => $track->getType(),
         'items_id'         => $track->getID()
      ];
      $existing = $DB->request(
         'glpi_knowbaseitems_items',
         $params
      );
      if ($existing->numrows() == 0) {
         $kb_item_item = new KnowbaseItem_Item();
         $kb_item_item->add($params);
      }
   }

   if ($track->can($_POST["items_id"], READ)) {
      $toadd = '';
      // Copy solution to KB redirect to KB
      if (isset($_POST['_sol_to_kb']) && $_POST['_sol_to_kb']) {
         $toadd = "&_sol_to_kb=1";
      }
      $redirect = $track->getLinkURL() . $toadd;
   } else {
      Session::addMessageAfterRedirect(__('You have been redirected because you no longer have access to this ticket'),
                                    true, ERROR);
      $redirect = $track->getSearchURL();
   }
}

if (null == $redirect) {
   Html::back();
} else {
   Html::redirect($redirect);
}