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ajax/compareKbRevisions.php

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+<?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/>.
+ * ---------------------------------------------------------------------
+ */
+
+/**
+ * @since 9.1
+ */
+
+include ('../inc/includes.php');
+header("Content-Type: application/json; charset=UTF-8");
+Html::header_nocache();
+
+Session::checkLoginUser();
+
+if (!isset($_POST['kbid']) || !isset($_POST['oldid']) || !isset($_POST['diffid'])) {
+   throw new \RuntimeException('Required argument missing!');
+}
+
+$oldid = $_POST['oldid'];
+$diffid = $_POST['diffid'];
+$kbid = $_POST['kbid'];
+
+$revision = new KnowbaseItem_Revision();
+$revision->getFromDB($oldid);
+$old = [
+   'name'   => $revision->fields['name'],
+   'answer' => Toolbox::unclean_html_cross_side_scripting_deep($revision->fields['answer'])
+];
+
+$revision = $diffid == 0 ? new KnowbaseItem() : new KnowbaseItem_Revision();
+$revision->getFromDB($diffid == 0 ? $kbid : $diffid);
+$diff = [
+   'name'   => $revision->fields['name'],
+   'answer' => Toolbox::unclean_html_cross_side_scripting_deep($revision->fields['answer'])
+];
+
+echo json_encode([
+   'old'  => $old,
+   'diff' => $diff
+]);