3 * Copyright (c) Xerox Corporation, Codendi Team, 2001-2009. All rights reserved
5 * This file is a part of Fusionforge.
7 * Fusionforge is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * Fusionforge is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Fusionforge. If not, see <http://www.gnu.org/licenses/>.
21 require_once 'User.class.php';
25 protected function __construct() {
28 protected static $_instance;
29 public static function instance() {
30 if (!isset(self::$_instance)) {
32 self::$_instance = new $c();
34 return self::$_instance;
38 * @param string $session_hash Optional parameter. If given, this will force
39 * the load of the user with the given session_hash.
40 * else it will check from the user cookies & ip
41 * @return object User the user currently logged in (who made the request)
43 function getCurrentUser($session_hash = '') {
44 if (!session_get_user()) {
47 return session_get_user();
50 function getUserById($user_id) {
51 return user_get_object($user_id);
54 function getUserByEmail($user_id) {
55 return user_get_object_by_email($user_id);
58 function existEmail ($email) {
59 if (!validate_email($email)) {
62 $res = db_query_params('SELECT * FROM users WHERE email=$1', array($email));
63 if (!$res || db_numrows($res)<1) {