2 /***************************************************************************
3 * Copyright (C) 2003-2009 Polytechnique.org *
4 * http://opensource.polytechnique.org/ *
6 * This program is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the Free Software *
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
20 ***************************************************************************/
22 class XorgSession
extends PlSession
24 public function __construct()
26 parent
::__construct();
29 public function startAvailableAuth()
32 $cookie = $this->tryCookie();
34 return $this->start(AUTH_COOKIE
);
35 } else if ($cookie == 1 ||
$cookie == -2) {
39 if ((check_ip('dangerous') && S
::has('uid')) ||
check_account()) {
40 S
::logger()->log("view_page", $_SERVER['REQUEST_URI']);
45 /** Check the cookie and set the associated user_id in the auth_by_cookie session variable.
47 private function tryCookie()
49 S
::kill('auth_by_cookie');
50 if (Cookie
::v('access') == '' ||
!Cookie
::has('uid')) {
54 $res = XDB
::query('SELECT user_id, password
56 WHERE user_id = {?} AND perms IN(\'admin\', \'user\')',
58 if ($res->numRows() != 0) {
59 list($uid, $password) = $res->fetchOneRow();
60 require_once 'secure_hash.inc.php';
61 $expected_value = hash_encrypt($password);
62 if ($expected_value == Cookie
::v('access')) {
63 S
::set('auth_by_cookie', $uid);
72 private function checkPassword($uname, $login, $response, $login_type)
74 $res = XDB
::query('SELECT u.user_id, u.password
75 FROM auth_user_md5 AS u
76 INNER JOIN aliases AS a ON (a.id = u.user_id AND type != \'homonyme\')
77 WHERE a.' . $login_type . ' = {?} AND u.perms IN(\'admin\', \'user\')',
79 if (list($uid, $password) = $res->fetchOneRow()) {
80 require_once 'secure_hash.inc.php';
81 $expected_response = hash_encrypt("$uname:$password:" . S
::v('challenge'));
82 if ($response != $expected_response && Env
::has('xorpass')
83 && !preg_match('/^0*$/', Env
::v('xorpass'))) {
84 $new_password = hash_xor(Env
::v('xorpass'), $password);
85 $expected_response = hash_encrypt("$uname:$new_password:" . S
::v('challenge'));
86 if ($response == $expected_response) {
87 XDB
::execute('UPDATE auth_user_md5
92 // Update the GoogleApps password as well, if required.
94 if ($globals->mailstorage
->googleapps_domain
) {
95 require_once 'googleapps.inc.php';
96 $user = User
::getSilent($uid);
97 $account = new GoogleAppsAccount($user);
98 if ($account->active() && $account->sync_password
) {
99 $account->set_password($new_password);
104 if ($response != $expected_response) {
106 Platal
::page()->trigError('Mot de passe ou nom d\'utilisateur invalide');
108 Platal
::page()->trigError('Mot de passe invalide');
110 S
::logger($uid)->log('auth_fail', 'bad password');
115 Platal
::page()->trigError('Mot de passe ou nom d\'utilisateur invalide');
122 protected function doAuth($level)
126 /* Cookie authentication
128 if ($level == AUTH_COOKIE
&& !S
::has('auth_by_cookie')) {
131 if ($level == AUTH_COOKIE
&& S
::has('auth_by_cookie')) {
133 S
::set('auth', AUTH_COOKIE
);
135 return S
::i('auth_by_cookie');
139 /* We want to do auth... we must have infos from a form.
141 if (!Post
::has('username') ||
!Post
::has('response') ||
!S
::has('challenge')) {
145 /** We come from an authentication form.
147 if (S
::has('suid')) {
148 $suid = S
::v('suid');
149 $login = $uname = $suid['uid'];
152 $uname = Env
::v('username');
153 if (Env
::v('domain') == "alias") {
154 $res = XDB
::query('SELECT redirect
156 INNER JOIN virtual_redirect USING(vid)
157 WHERE alias LIKE {?}',
158 $uname . '@' . $globals->mail
->alias_dom
);
159 $redirect = $res->fetchOneCell();
161 $login = substr($redirect, 0, strpos($redirect, '@'));
171 $uid = $this->checkPassword($uname, $login, Post
::v('response'), (!$redirect && is_numeric($uname)) ?
'id' : 'alias');
172 if (!is_null($uid) && S
::has('suid')) {
173 $suid = S
::v('suid');
174 if ($suid['uid'] == $uid) {
180 if (!is_null($uid)) {
181 S
::set('auth', AUTH_MDP
);
182 if (!S
::has('suid')) {
183 if (Post
::has('domain')) {
184 if (($domain = Post
::v('domain', 'login')) == 'alias') {
185 Cookie
::set('domain', 'alias', 300);
187 Cookie
::kill('domain');
191 S
::kill('challenge');
192 S
::logger($uid)->log('auth_ok');
197 protected function startSessionAs($uid, $level)
199 if ((!is_null(S
::v('user')) && S
::i('user') != $uid) ||
(S
::has('uid') && S
::i('uid') != $uid)) {
201 } else if (S
::has('uid')) {
204 if ($level == AUTH_SUID
) {
205 S
::set('auth', AUTH_MDP
);
208 // Retrieves main user properties.
209 $res = XDB
::query("SELECT u.user_id AS uid, u.hruid, prenom, prenom_ini, nom, nom_ini, nom_usage, perms, promo, promo_sortie,
210 matricule, password, FIND_IN_SET('femme', u.flags) AS femme,
211 q.core_mail_fmt AS mail_fmt, UNIX_TIMESTAMP(q.banana_last) AS banana_last, q.watch_last, q.core_rss_hash,
212 FIND_IN_SET('watch', u.flags) AS watch_account, q.last_version, g.g_account_name IS NOT NULL AS googleapps,
213 UNIX_TIMESTAMP(s.start) AS lastlogin, s.host
214 FROM auth_user_md5 AS u
215 INNER JOIN auth_user_quick AS q USING(user_id)
216 LEFT JOIN gapps_accounts AS g ON (u.user_id = g.l_userid AND g.g_status = 'active')
217 LEFT JOIN logger.last_sessions AS ls ON (ls.uid = u.user_id)
218 LEFT JOIN logger.sessions AS s ON(s.id = ls.id)
219 WHERE u.user_id = {?} AND u.perms IN('admin', 'user')", $uid);
220 if ($res->numRows() != 1) {
224 $sess = $res->fetchOneAssoc();
225 $perms = $sess['perms'];
226 unset($sess['perms']);
228 // Loads the data into the real session.
229 $_SESSION = array_merge($_SESSION, $sess);
231 // Starts the session's logger, and sets up the permanent cookie.
232 if (S
::has('suid')) {
233 $suid = S
::v('suid');
234 $logger = S
::logger($uid);
235 $logger->log("suid_start", S
::v('hruid') . " by " . $suid['hruid']);
237 $logger = S
::logger($uid);
238 $logger->saveLastSession();
239 Cookie
::set('uid', $uid, 300);
241 if (S
::i('auth_by_cookie') == $uid || Post
::v('remember', 'false') == 'true') {
242 $this->setAccessCookie(false
, S
::i('auth_by_cookie') != $uid);
244 $this->killAccessCookie();
248 // Finalizes the session setup.
249 S
::set('perms', User
::makePerms($perms));
250 $this->securityChecks();
252 $this->updateNbNotifs();
255 // We should not have to use this private data anymore
256 S
::kill('auth_by_cookie');
260 private function securityChecks()
262 $mail_subject = array();
263 if (check_account()) {
264 $mail_subject[] = 'Connexion d\'un utilisateur surveillé';
266 if (check_ip('unsafe')) {
267 $mail_subject[] = 'Une IP surveillee a tente de se connecter';
268 if (check_ip('ban')) {
269 send_warning_mail(implode(' - ', $mail_subject));
271 Platal
::page()->kill('Une erreur est survenue lors de la procédure d\'authentification. '
272 . 'Merci de contacter au plus vite '
273 . '<a href="mailto:support@polytechnique.org">support@polytechnique.org</a>');
277 if (count($mail_subject)) {
278 send_warning_mail(implode(' - ', $mail_subject));
282 public function tokenAuth($login, $token)
284 $res = XDB
::query('SELECT u.hruid
286 INNER JOIN auth_user_md5 AS u ON (a.id = u.user_id AND u.perms IN ("admin", "user"))
287 INNER JOIN auth_user_quick AS q ON (a.id = q.user_id AND q.core_rss_hash = {?})
288 WHERE a.alias = {?} AND a.type != "homonyme"', $token, $login);
289 if ($res->numRows() == 1) {
290 $data = $res->fetchOneAssoc();
291 return new User($data['hruid'], $data);
296 protected function makePerms($perm, $is_admin)
298 $flags = new PlFlagSet();
299 if ($perm == 'disabled' ||
$perm == 'ext') {
300 S
::set('perms', $flags);
303 $flags->addFlag(PERMS_USER
);
304 if ($perm == 'admin') {
305 $flags->addFlag(PERMS_ADMIN
);
307 S
::set('perms', $flags);
310 public function setSkin()
312 if (S
::logged() && (!S
::has('skin') || S
::has('suid'))) {
314 $res = XDB
::query("SELECT skin_tpl
315 FROM auth_user_quick AS a
316 INNER JOIN skins AS s ON a.skin = s.id
317 WHERE user_id = {?} AND skin_tpl != ''", $uid);
318 S
::set('skin', $res->fetchOneCell());
322 public function loggedLevel()
327 public function sureLevel()
333 public function updateNbNotifs()
335 require_once 'notifs.inc.php';
336 $n = select_notifs(false
, S
::i('uid'), S
::v('watch_last'), false
);
337 S
::set('notifs', $n->numRows());
340 public function setAccessCookie($replace = false
, $log = true
) {
341 if (S
::has('suid') ||
($replace && !Cookie
::blank('access'))) {
344 require_once('secure_hash.inc.php');
345 Cookie
::set('access', hash_encrypt(S
::v('password')), 300, true
);
347 S
::logger()->log('cookie_on');
351 public function killAccessCookie($log = true
) {
352 Cookie
::kill('access');
354 S
::logger()->log('cookie_off');
358 public function killLoginFormCookies() {
360 Cookie
::kill('domain');
364 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: