3 * Copyright (c) Xerox Corporation, Codendi Team, 2001-2009. All rights reserved
5 * This file is a part of Codendi.
7 * Codendi 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 * Codendi 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 Codendi. If not, see <http://www.gnu.org/licenses/>.
21 require_once('User.class.php');
27 protected function __construct() {
30 protected static $_instance;
31 public static function instance() {
32 if (!isset(self::$_instance)) {
34 self::$_instance = new $c();
36 return self::$_instance;
41 * @param $session_hash string Optional parameter. If given, this will force
42 * the load of the user with the given session_hash.
43 * else it will check from the user cookies & ip
44 * @return User the user currently logged in (who made the request)
46 function getCurrentUser($session_hash = false) {
47 if (!session_get_user()) {
50 return session_get_user();
53 function getUserById($user_id) {
54 return user_get_object($user_id);
57 function getUserByEmail($user_id) {
58 return user_get_object_by_email($user_id);
60 function existEmail ($email) {
61 if (!validate_email($email)) {
64 $res = db_query_params('SELECT * FROM users WHERE email=$1', array($email));
65 if (!$res || db_numrows($res)<1) {