<?php
/**
 * ---------------------------------------------------------------------
 * GLPI - Gestionnaire Libre de Parc Informatique
 * Copyright (C) 2015-2021 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');

if (!isset($_GET["id"])) {
   $_GET["id"] = "";
}
if (!isset($_GET["item_itemtype"])) {
   $_GET["item_itemtype"] = "";
}
if (!isset($_GET["item_items_id"])) {
   $_GET["item_items_id"] = "";
}
if (!isset($_GET["modify"])) {
   $_GET["modify"] = "";
}


$kb = new KnowbaseItem();

if (isset($_POST["add"])) {
   // ajoute un item dans la base de connaisssances
   $kb->check(-1, CREATE, $_POST);
   $newID = $kb->add($_POST);
   Event::log($newID, "knowbaseitem", 5, "tools",
              sprintf(__('%1$s adds the item %2$s'), $_SESSION["glpiname"], $newID));
   if (isset($_POST['_in_modal']) && $_POST['_in_modal']) {
      Html::redirect($kb->getFormURLWithID($newID)."&_in_modal=1");
   } else {
      Html::redirect($CFG_GLPI["root_doc"]."/front/knowbaseitem.php");
   }

} else if (isset($_POST["update"])) {
   // actualiser  un item dans la base de connaissances
   $kb->check($_POST["id"], UPDATE);

   $kb->update($_POST);
   Event::log($_POST["id"], "knowbaseitem", 5, "tools",
              //TRANS: %s is the user login
              sprintf(__('%s updates an item'), $_SESSION["glpiname"]));
   Html::redirect($kb->getFormURLWithID($_POST['id']));

} else if (isset($_POST["purge"])) {
   // effacer un item dans la base de connaissances
   $kb->check($_POST["id"], PURGE);
   $kb->delete($_POST, 1);
   Event::log($_POST["id"], "knowbaseitem", 5, "tools",
              //TRANS: %s is the user login
              sprintf(__('%s purges an item'), $_SESSION["glpiname"]));
   $kb->redirectToList();

} else if (isset($_POST["addvisibility"])) {
   if (isset($_POST["_type"]) && !empty($_POST["_type"])
       && isset($_POST["knowbaseitems_id"]) && $_POST["knowbaseitems_id"]) {
      $item = null;
      switch ($_POST["_type"]) {
         case 'User' :
            if (isset($_POST['users_id']) && $_POST['users_id']) {
               $item = new KnowbaseItem_User();
            }
            break;

         case 'Group' :
            if (isset($_POST['groups_id']) && $_POST['groups_id']) {
               $item = new Group_KnowbaseItem();
            }
            break;

         case 'Profile' :
            if (isset($_POST['profiles_id']) && $_POST['profiles_id']) {
               $item = new KnowbaseItem_Profile();
            }
            break;

         case 'Entity' :
            $item = new Entity_KnowbaseItem();
            break;
      }
      if (!is_null($item)) {
         $item->add($_POST);
         Event::log($_POST["knowbaseitems_id"], "knowbaseitem", 4, "tools",
                    //TRANS: %s is the user login
                    sprintf(__('%s adds a target'), $_SESSION["glpiname"]));
      }
   }
   Html::back();

} else if (isset($_GET["id"]) and isset($_GET['to_rev'])) {
   $kb->check($_GET["id"], UPDATE);
   if ($kb->revertTo($_GET['to_rev'])) {
      Session::addMessageAfterRedirect(
         sprintf(
            __('Knowledge base item has been reverted to revision %s'),
            $_GET['to_rev']
         )
      );
   } else {
      Session::addMessageAfterRedirect(
         sprintf(
            __('Knowledge base item has not been reverted to revision %s'),
            $_GET['to_rev']
         ),
         false,
         ERROR
      );
   }
   Html::redirect($kb->getFormURLWithID($_GET['id']));
} else if (isset($_GET["id"])) {
   if (!Session::getLoginUserID()) {
      Html::redirect("helpdesk.faq.php?id=".$_GET['id']);
   }

   if (isset($_GET["_in_modal"])) {
      Html::popHeader(__('Knowledge base'), $_SERVER['PHP_SELF']);
      if ($_GET['id']) {
         $kb->check($_GET["id"], READ);
         $kb->showFull();
      } else { // New item
         $kb->showForm($_GET["id"], $_GET);
      }
      Html::popFooter();
   } else {
      // check we can read the article
      $kb->check($_GET["id"], READ);

      if (Session::getCurrentInterface() == "central") {
         Html::header(KnowbaseItem::getTypeName(1), $_SERVER['PHP_SELF'], "tools", "knowbaseitem");
      } else {
         Html::helpHeader(__('FAQ'), $_SERVER['PHP_SELF']);
      }

      $available_options = ['item_itemtype', 'item_items_id', 'id'];
      $options           = [];
      foreach ($available_options as $key) {
         if (isset($_GET[$key])) {
            $options[$key] = $_GET[$key];
         }
      }
      $kb->display($options);

      if (Session::getCurrentInterface() == "central") {
         Html::footer();
      } else {
         Html::helpFooter();
      }
   }
}
