Fixed bug #12499: Call to deprecated method t3lib_userAuth::redirect()
[Packages/TYPO3.CMS.git] / t3lib / class.t3lib_userauth.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2009 Kasper Skaarhoj (kasperYYYY@typo3.com)
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27 /**
28 * Contains a base class for authentication of users in TYPO3, both frontend and backend.
29 *
30 * $Id$
31 * Revised for TYPO3 3.6 July/2003 by Kasper Skaarhoj
32 *
33 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
34 * @author René Fritz <r.fritz@colorcube.de>
35 */
36 /**
37 * [CLASS/FUNCTION INDEX of SCRIPT]
38 *
39 *
40 *
41 * 111: class t3lib_userAuth
42 * 195: function start()
43 * 329: function checkAuthentication()
44 *
45 * SECTION: User Sessions
46 * 569: function createUserSession ($tempuser)
47 * 606: function fetchUserSession()
48 * 657: function logoff()
49 *
50 * SECTION: SQL Functions
51 * 713: function user_where_clause()
52 * 727: function ipLockClause()
53 * 745: function ipLockClause_remoteIPNumber($parts)
54 * 766: function hashLockClause()
55 * 777: function hashLockClause_getHashInt()
56 *
57 * SECTION: Session and Configuration Handling
58 * 809: function writeUC($variable='')
59 * 824: function unpack_uc($theUC='')
60 * 840: function pushModuleData($module,$data,$noSave=0)
61 * 853: function getModuleData($module,$type='')
62 * 866: function getSessionData($key)
63 * 879: function setAndSaveSessionData($key,$data)
64 *
65 * SECTION: Misc
66 * 912: function getLoginFormData()
67 * 939: function processLoginData($loginData, $security_level='')
68 * 981: function getAuthInfoArray()
69 * 1011: function compareUident($user, $loginData, $security_level='')
70 * 1050: function gc()
71 * 1064: function redirect()
72 * 1086: function writelog($type,$action,$error,$details_nr,$details,$data,$tablename,$recuid,$recpid)
73 * 1095: function checkLogFailures()
74 * 1108: function setBeUserByUid($uid)
75 * 1120: function setBeUserByName($name)
76 * 1131: function getRawUserByUid($uid)
77 * 1149: function getRawUserByName($name)
78 *
79 * SECTION: Create/update user - EXPERIMENTAL
80 * 1188: function fetchUserRecord($dbUser, $username, $extraWhere='' )
81 *
82 * TOTAL FUNCTIONS: 29
83 * (This index is automatically created/updated by the extension "extdeveval")
84 *
85 */
86
87
88 require_once(t3lib_extMgm::extPath('sv').'class.tx_sv_authbase.php');
89
90
91
92
93
94
95
96
97
98 /**
99 * Authentication of users in TYPO3
100 *
101 * This class is used to authenticate a login user.
102 * The class is used by both the frontend and backend. In both cases this class is a parent class to beuserauth and feuserauth
103 *
104 * See Inside TYPO3 for more information about the API of the class and internal variables.
105 *
106 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
107 * @author René Fritz <r.fritz@colorcube.de>
108 * @package TYPO3
109 * @subpackage t3lib
110 */
111 class t3lib_userAuth {
112 var $global_database = ''; // Which global database to connect to
113 var $session_table = ''; // Table to use for session data.
114 var $name = ''; // Session/Cookie name
115 var $get_name = ''; // Session/GET-var name
116
117 var $user_table = ''; // Table in database with userdata
118 var $username_column = ''; // Column for login-name
119 var $userident_column = ''; // Column for password
120 var $userid_column = ''; // Column for user-id
121 var $lastLogin_column = '';
122
123 var $enablecolumns = Array (
124 'rootLevel' => '', // Boolean: If true, 'AND pid=0' will be a part of the query...
125 'disabled' => '',
126 'starttime' => '',
127 'endtime' => '',
128 'deleted' => ''
129 );
130
131 var $formfield_uname = ''; // formfield with login-name
132 var $formfield_uident = ''; // formfield with password
133 var $formfield_chalvalue = ''; // formfield with a unique value which is used to encrypt the password and username
134 var $formfield_status = ''; // formfield with status: *'login', 'logout'. If empty login is not verified.
135 var $security_level = 'normal'; // sets the level of security. *'normal' = clear-text. 'challenged' = hashed password/username from form in $formfield_uident. 'superchallenged' = hashed password hashed again with username.
136
137 var $auth_include = ''; // this is the name of the include-file containing the login form. If not set, login CAN be anonymous. If set login IS needed.
138
139 var $auth_timeout_field = 0; // Server session lifetime. If > 0: session-timeout in seconds. If false or <0: no timeout. If string: The string is a fieldname from the usertable where the timeout can be found.
140 var $lifetime = 0; // Client session lifetime. 0 = Session-cookies. If session-cookies, the browser will stop the session when the browser is closed. Otherwise this specifies the lifetime of a cookie that keeps the session.
141 var $gc_time = 0; // GarbageCollection. Purge all server session data older than $gc_time seconds. 0 = default to $this->timeout or use 86400 seconds (1 day) if $this->lifetime is 0
142 var $gc_probability = 1; // Possibility (in percent) for GarbageCollection to be run.
143 var $writeStdLog = FALSE; // Decides if the writelog() function is called at login and logout
144 var $writeAttemptLog = FALSE; // If the writelog() functions is called if a login-attempt has be tried without success
145 var $sendNoCacheHeaders = TRUE; // If this is set, headers is sent to assure, caching is NOT done
146 var $getFallBack = FALSE; // If this is set, authentication is also accepted by the $_GET. Notice that the identification is NOT 128bit MD5 hash but reduced. This is done in order to minimize the size for mobile-devices, such as WAP-phones
147 var $hash_length = 32; // The ident-hash is normally 32 characters and should be! But if you are making sites for WAP-devices og other lowbandwidth stuff, you may shorten the length. Never let this value drop below 6. A length of 6 would give you more than 16 mio possibilities.
148 var $getMethodEnabled = FALSE; // Setting this flag true lets user-authetication happen from GET_VARS if POST_VARS are not set. Thus you may supply username/password from the URL.
149 var $lockIP = 4; // If set, will lock the session to the users IP address (all four numbers. Reducing to 1-3 means that only first, second or third part of the IP address is used).
150 var $lockHashKeyWords = 'useragent'; // Keyword list (commalist with no spaces!): "useragent". Each keyword indicates some information that can be included in a integer hash made to lock down usersessions.
151
152 var $warningEmail = ''; // warning -emailaddress:
153 var $warningPeriod = 3600; // Period back in time (in seconds) in which number of failed logins are collected
154 var $warningMax = 3; // The maximum accepted number of warnings before an email is sent
155 var $checkPid = TRUE; // If set, the user-record must $checkPid_value as pid
156 var $checkPid_value=0; // The pid, the user-record must have as page-id
157
158 // Internals
159 var $id; // Internal: Will contain session_id (MD5-hash)
160 var $cookieId; // Internal: Will contain the session_id gotten from cookie or GET method. This is used in statistics as a reliable cookie (one which is known to come from $_COOKIE).
161 var $loginFailure = FALSE; // Indicates if an authentication was started but failed
162 var $loginSessionStarted = FALSE; // Will be set to true if the login session is actually written during auth-check.
163
164 var $user; // Internal: Will contain user- AND session-data from database (joined tables)
165 var $get_URL_ID = ''; // Internal: Will will be set to the url--ready (eg. '&login=ab7ef8d...') GET-auth-var if getFallBack is true. Should be inserted in links!
166
167 var $newSessionID = FALSE; // Will be set to true if a new session ID was created
168 var $forceSetCookie = FALSE; // Will force the session cookie to be set everytime (lifetime must be 0)
169 var $dontSetCookie = FALSE; // Will prevent the setting of the session cookie (takes precedence over forceSetCookie)
170 var $challengeStoredInCookie = FALSE; // If set, the challenge value will be stored in a session as well so the server can check that is was not forged.
171 var $loginType = ''; // Login type, used for services.
172
173 var $svConfig = array(); // "auth" services configuration array from $TYPO3_CONF_VARS['SVCONF']['auth']
174 var $writeDevLog = FALSE; // write messages into the devlog?
175
176
177
178
179
180
181
182
183
184 /**
185 * Starts a user session
186 * Typical configurations will:
187 * a) check if session cookie was set and if not, set one,
188 * b) check if a password/username was sent and if so, try to authenticate the user
189 * c) Lookup a session attached to a user and check timeout etc.
190 * d) Garbage collection, setting of no-cache headers.
191 * If a user is authenticated the database record of the user (array) will be set in the ->user internal variable.
192 *
193 * @return void
194 */
195 function start() {
196 global $TYPO3_CONF_VARS;
197
198 // backend or frontend login - used for auth services
199 $this->loginType = ($this->name=='fe_typo_user') ? 'FE' : 'BE';
200
201 // set level to normal if not already set
202 if (!$this->security_level) {
203 // Notice: cannot use TYPO3_MODE here because BE user can be logged in and operate inside FE!
204 $this->security_level = trim($TYPO3_CONF_VARS[$this->loginType]['loginSecurityLevel']);
205 if (!$this->security_level) {
206 $this->security_level = 'normal';
207 }
208 }
209
210 // enable dev logging if set
211 if ($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['writeDevLog']) $this->writeDevLog = TRUE;
212 if ($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['writeDevLog'.$this->loginType]) $this->writeDevLog = TRUE;
213 if (TYPO3_DLOG) $this->writeDevLog = TRUE;
214
215 if ($this->writeDevLog) t3lib_div::devLog('## Beginning of auth logging.', 't3lib_userAuth');
216
217 // Init vars.
218 $mode = '';
219 $this->newSessionID = FALSE;
220 // $id is set to ses_id if cookie is present. Else set to false, which will start a new session
221 $id = isset($_COOKIE[$this->name]) ? stripslashes($_COOKIE[$this->name]) : '';
222 $this->svConfig = $TYPO3_CONF_VARS['SVCONF']['auth'];
223
224 // if we have a flash client, take the ID from the GP
225 if (!$id && $GLOBALS['CLIENT']['BROWSER'] == 'flash') {
226 $id = t3lib_div::_GP($this->name);
227 }
228
229 // If fallback to get mode....
230 if (!$id && $this->getFallBack && $this->get_name) {
231 $id = isset($_GET[$this->get_name]) ? t3lib_div::_GET($this->get_name) : '';
232 if (strlen($id)!=$this->hash_length) $id='';
233 $mode='get';
234 }
235 $this->cookieId = $id;
236
237 // If new session or client tries to fix session...
238 if (!$id || !$this->isExistingSessionRecord($id)) {
239 // New random session-$id is made
240 $id = $this->createSessionId();
241 // New session
242 $this->newSessionID = TRUE;
243 }
244
245 // Internal var 'id' is set
246 $this->id = $id;
247
248 // If fallback to get mode....
249 if ($mode=='get' && $this->getFallBack && $this->get_name) {
250 $this->get_URL_ID = '&'.$this->get_name.'='.$id;
251 }
252 // Make certain that NO user is set initially
253 $this->user = '';
254
255 // Check to see if anyone has submitted login-information and if so register the user with the session. $this->user[uid] may be used to write log...
256 $this->checkAuthentication();
257
258 // Make certain that NO user is set initially. ->check_authentication may have set a session-record which will provide us with a user record in the next section:
259 unset($this->user);
260
261 // determine whether we need to skip session update.
262 // This is used mainly for checking session timeout without
263 // refreshing the session itself while checking.
264 if (t3lib_div::_GP('skipSessionUpdate')) {
265 $skipSessionUpdate = true;
266 } else {
267 $skipSessionUpdate = false;
268 }
269
270 // re-read user session
271 $this->user = $this->fetchUserSession($skipSessionUpdate);
272
273 if ($this->writeDevLog && is_array($this->user)) t3lib_div::devLog('User session finally read: '.t3lib_div::arrayToLogString($this->user, array($this->userid_column,$this->username_column)), 't3lib_userAuth', -1);
274 if ($this->writeDevLog && !is_array($this->user)) t3lib_div::devLog('No user session found.', 't3lib_userAuth', 2);
275
276 // Setting cookies
277 if (!$this->dontSetCookie) {
278 $this->setSessionCookie();
279 }
280
281 // Hook for alternative ways of filling the $this->user array (is used by the "timtaw" extension)
282 if (is_array($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['postUserLookUp'])) {
283 foreach ($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['postUserLookUp'] as $funcName) {
284 $_params = array(
285 'pObj' => &$this,
286 );
287 t3lib_div::callUserFunction($funcName,$_params,$this);
288 }
289 }
290
291
292 // Set all posible headers that could ensure that the script is not cached on the client-side
293 if ($this->sendNoCacheHeaders) {
294 header('Expires: 0');
295 header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
296 header('Cache-Control: no-cache, must-revalidate');
297 header('Pragma: no-cache');
298 }
299
300 // Set $this->gc_time if not explicitely specified
301 if ($this->gc_time==0) {
302 $this->gc_time = ($this->auth_timeout_field==0 ? 86400 : $this->auth_timeout_field); // Default to 1 day if $this->auth_timeout_field is 0
303 }
304
305 // If we're lucky we'll get to clean up old sessions....
306 if ((rand()%100) <= $this->gc_probability) {
307 $this->gc();
308 }
309
310 }
311
312 /**
313 * Sets the session cookie for the current disposal.
314 *
315 * @return void
316 */
317 protected function setSessionCookie() {
318 $isSetSessionCookie = $this->isSetSessionCookie();
319 $isRefreshTimeBasedCookie = $this->isRefreshTimeBasedCookie();
320
321 if ($isSetSessionCookie || $isRefreshTimeBasedCookie) {
322 $settings = $GLOBALS['TYPO3_CONF_VARS']['SYS'];
323
324 // Get the domain to be used for the cookie (if any):
325 $cookieDomain = $this->getCookieDomain();
326 // If no cookie domain is set, use the base path:
327 $cookiePath = ($cookieDomain ? '/' : t3lib_div::getIndpEnv('TYPO3_SITE_PATH'));
328 // If the cookie lifetime is set, use it:
329 $cookieExpire = ($isRefreshTimeBasedCookie ? $GLOBALS['EXEC_TIME'] + $this->lifetime : 0);
330 // Use the secure option when the current request is served by a secure connection:
331 $cookieSecure = (bool)$settings['cookieSecure'] && t3lib_div::getIndpEnv('TYPO3_SSL');
332 // Deliver cookies only via HTTP and prevent possible XSS by JavaScript:
333 $cookieHttpOnly = (bool)$settings['cookieHttpOnly'];
334
335 // Do not set cookie if cookieSecure is set to "1" (force HTTPS) and no secure channel is used:
336 if ((int)$settings['cookieSecure'] !== 1 || t3lib_div::getIndpEnv('TYPO3_SSL')) {
337 setcookie(
338 $this->name,
339 $this->id,
340 $cookieExpire,
341 $cookiePath,
342 $cookieDomain,
343 $cookieSecure,
344 $cookieHttpOnly
345 );
346 } else {
347 throw new t3lib_exception(
348 'Cookie was not set since HTTPS was forced in $TYPO3_CONF_VARS[SYS][cookieSecure].',
349 1254325546
350 );
351 }
352
353 if ($this->writeDevLog) {
354 $devLogMessage = ($isRefreshTimeBasedCookie ? 'Updated Cookie: ' : 'Set Cookie: ') . $this->id;
355 t3lib_div::devLog($devLogMessage . ($cookieDomain ? ', '.$cookieDomain : ''), 't3lib_userAuth');
356 }
357 }
358 }
359
360 /**
361 * Gets the domain to be used on setting cookies.
362 * The information is taken from the value in $TYPO3_CONF_VARS[SYS][cookieDomain].
363 *
364 * @return string The domain to be used on setting cookies
365 */
366 protected function getCookieDomain() {
367 $result = '';
368 $cookieDomain = $GLOBALS['TYPO3_CONF_VARS']['SYS']['cookieDomain'];
369
370 if ($cookieDomain) {
371 if ($cookieDomain{0} == '/') {
372 $matchCnt = @preg_match($cookieDomain, t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'), $match);
373 if ($matchCnt === FALSE) {
374 t3lib_div::sysLog('The regular expression of $TYPO3_CONF_VARS[SYS][cookieDomain] contains errors. The session is not shared across sub-domains.', 'Core', 3);
375 } elseif ($matchCnt) {
376 $result = $match[0];
377 }
378 } else {
379 $result = $cookieDomain;
380 }
381 }
382
383 return $result;
384 }
385
386 /**
387 * Determine whether a session cookie needs to be set (lifetime=0)
388 *
389 * @return boolean
390 * @internal
391 */
392 function isSetSessionCookie() {
393 return ($this->newSessionID || $this->forceSetCookie) && $this->lifetime==0;
394 }
395
396 /**
397 * Determine whether a non-session cookie needs to be set (lifetime>0)
398 *
399 * @return boolean
400 * @internal
401 */
402 function isRefreshTimeBasedCookie() {
403 return $this->lifetime > 0;
404 }
405
406 /**
407 * Checks if a submission of username and password is present or use other authentication by auth services
408 *
409 * @return void
410 * @internal
411 */
412 function checkAuthentication() {
413
414 // No user for now - will be searched by service below
415 $tempuserArr = array();
416 $tempuser = FALSE;
417
418 // User is not authenticated by default
419 $authenticated = FALSE;
420
421 // User want to login with passed login data (name/password)
422 $activeLogin = FALSE;
423
424 // Indicates if an active authentication failed (not auto login)
425 $this->loginFailure = FALSE;
426
427 if ($this->writeDevLog) t3lib_div::devLog('Login type: '.$this->loginType, 't3lib_userAuth');
428
429 // The info array provide additional information for auth services
430 $authInfo = $this->getAuthInfoArray();
431
432 // Get Login/Logout data submitted by a form or params
433 $loginData = $this->getLoginFormData();
434
435 if ($this->writeDevLog) t3lib_div::devLog('Login data: '.t3lib_div::arrayToLogString($loginData), 't3lib_userAuth');
436
437
438 // active logout (eg. with "logout" button)
439 if ($loginData['status']=='logout') {
440 if ($this->writeStdLog) $this->writelog(255,2,0,2,'User %s logged out',Array($this->user['username'])); // Logout written to log
441 if ($this->writeDevLog) t3lib_div::devLog('User logged out. Id: '.$this->id, 't3lib_userAuth', -1);
442
443 $this->logoff();
444 }
445
446 // active login (eg. with login form)
447 if ($loginData['status']=='login') {
448 $activeLogin = TRUE;
449
450 if ($this->writeDevLog) t3lib_div::devLog('Active login (eg. with login form)', 't3lib_userAuth');
451
452 // check referer for submitted login values
453 if ($this->formfield_status && $loginData['uident'] && $loginData['uname']) {
454 $httpHost = t3lib_div::getIndpEnv('TYPO3_HOST_ONLY');
455 if (!$this->getMethodEnabled && ($httpHost!=$authInfo['refInfo']['host'] && !$GLOBALS['TYPO3_CONF_VARS']['SYS']['doNotCheckReferer'])) {
456 die('Error: This host address ("'.$httpHost.'") and the referer host ("'.$authInfo['refInfo']['host'].'") mismatches!<br />
457 It\'s possible that the environment variable HTTP_REFERER is not passed to the script because of a proxy.<br />
458 The site administrator can disable this check in the "All Configuration" section of the Install Tool (flag: TYPO3_CONF_VARS[SYS][doNotCheckReferer]).');
459 }
460
461 // delete old user session if any
462 $this->logoff();
463 }
464
465 // Refuse login for _CLI users (used by commandline scripts)
466 if ((strtoupper(substr($loginData['uname'],0,5))=='_CLI_') && (!defined('TYPO3_cliMode') || !TYPO3_cliMode)) { // although TYPO3_cliMode should never be set when using active login...
467 die('Error: You have tried to login using a CLI user. Access prohibited!');
468 }
469 }
470
471
472 // the following code makes auto-login possible (if configured). No submitted data needed
473
474 // determine whether we need to skip session update.
475 // This is used mainly for checking session timeout without
476 // refreshing the session itself while checking.
477 if (t3lib_div::_GP('skipSessionUpdate')) {
478 $skipSessionUpdate = true;
479 } else {
480 $skipSessionUpdate = false;
481 }
482
483 // re-read user session
484 $authInfo['userSession'] = $this->fetchUserSession($skipSessionUpdate);
485 $haveSession = is_array($authInfo['userSession']) ? TRUE : FALSE;
486
487 if ($this->writeDevLog) {
488 if ($haveSession) {
489 t3lib_div::devLog('User session found: '.t3lib_div::arrayToLogString($authInfo['userSession'], array($this->userid_column,$this->username_column)), 't3lib_userAuth', 0);
490 }
491 if (is_array($this->svConfig['setup'])) {
492 t3lib_div::devLog('SV setup: '.t3lib_div::arrayToLogString($this->svConfig['setup']), 't3lib_userAuth', 0);
493 }
494 }
495
496 // fetch user if ...
497 if ($activeLogin
498 || (!$haveSession && $this->svConfig['setup'][$this->loginType.'_fetchUserIfNoSession'])
499 || $this->svConfig['setup'][$this->loginType.'_alwaysFetchUser']) {
500
501 // use 'auth' service to find the user
502 // first found user will be used
503 $serviceChain = '';
504 $subType = 'getUser'.$this->loginType;
505 while (is_object($serviceObj = t3lib_div::makeInstanceService('auth', $subType, $serviceChain))) {
506 $serviceChain.=','.$serviceObj->getServiceKey();
507 $serviceObj->initAuth($subType, $loginData, $authInfo, $this);
508 if ($row=$serviceObj->getUser()) {
509 $tempuserArr[] = $row;
510
511 if ($this->writeDevLog) t3lib_div::devLog('User found: '.t3lib_div::arrayToLogString($row, array($this->userid_column,$this->username_column)), 't3lib_userAuth', 0);
512
513 // user found, just stop to search for more if not configured to go on
514 if(!$this->svConfig['setup'][$this->loginType.'_fetchAllUsers']) {
515 break;
516 }
517 }
518 unset($serviceObj);
519 }
520 unset($serviceObj);
521
522 if ($this->writeDevLog && $this->svConfig['setup'][$this->loginType.'_alwaysFetchUser']) t3lib_div::devLog($this->loginType.'_alwaysFetchUser option is enabled', 't3lib_userAuth');
523 if ($this->writeDevLog && $serviceChain) t3lib_div::devLog($subType.' auth services called: '.$serviceChain, 't3lib_userAuth');
524 if ($this->writeDevLog && !count($tempuserArr)) t3lib_div::devLog('No user found by services', 't3lib_userAuth');
525 if ($this->writeDevLog && count($tempuserArr)) t3lib_div::devLog(count($tempuserArr).' user records found by services', 't3lib_userAuth');
526 }
527
528
529 // If no new user was set we use the already found user session
530 if (!count($tempuserArr) && $haveSession) {
531 $tempuserArr[] = $authInfo['userSession'];
532 $tempuser = $authInfo['userSession'];
533 // User is authenticated because we found a user session
534 $authenticated = TRUE;
535
536 if ($this->writeDevLog) t3lib_div::devLog('User session used: '.t3lib_div::arrayToLogString($authInfo['userSession'], array($this->userid_column,$this->username_column)), 't3lib_userAuth');
537 }
538
539
540 // Re-auth user when 'auth'-service option is set
541 if ($this->svConfig['setup'][$this->loginType.'_alwaysAuthUser']) {
542 $authenticated = FALSE;
543 if ($this->writeDevLog) t3lib_div::devLog('alwaysAuthUser option is enabled', 't3lib_userAuth');
544 }
545
546
547 // Authenticate the user if needed
548 if (count($tempuserArr) && !$authenticated) {
549
550 foreach ($tempuserArr as $tempuser) {
551
552 // use 'auth' service to authenticate the user
553 // if one service returns FALSE then authentication failed
554 // a service might return 100 which means there's no reason to stop but the user can't be authenticated by that service
555
556 if ($this->writeDevLog) t3lib_div::devLog('Auth user: '.t3lib_div::arrayToLogString($tempuser), 't3lib_userAuth');
557
558 $serviceChain='';
559 $subType = 'authUser'.$this->loginType;
560 while (is_object($serviceObj = t3lib_div::makeInstanceService('auth', $subType, $serviceChain))) {
561 $serviceChain.=','.$serviceObj->getServiceKey();
562 $serviceObj->initAuth($subType, $loginData, $authInfo, $this);
563 if (($ret=$serviceObj->authUser($tempuser)) > 0) {
564
565 // if the service returns >=200 then no more checking is needed - useful for IP checking without password
566 if (intval($ret) >= 200) {
567 $authenticated = TRUE;
568 break;
569 } elseif (intval($ret) >= 100) {
570 // Just go on. User is still not authenticated but there's no reason to stop now.
571 } else {
572 $authenticated = TRUE;
573 }
574
575 } else {
576 $authenticated = FALSE;
577 break;
578 }
579 unset($serviceObj);
580 }
581 unset($serviceObj);
582
583 if ($this->writeDevLog && $serviceChain) t3lib_div::devLog($subType.' auth services called: '.$serviceChain, 't3lib_userAuth');
584
585 if ($authenticated) {
586 // leave foreach() because a user is authenticated
587 break;
588 }
589 }
590 }
591
592 // If user is authenticated a valid user is in $tempuser
593 if ($authenticated) {
594 // reset failure flag
595 $this->loginFailure = FALSE;
596
597 // Insert session record if needed:
598 if (!($haveSession && (
599 $tempuser['ses_id']==$this->id || // check if the tempuser has the current session id
600 $tempuser['uid']==$authInfo['userSession']['ses_userid'] // check if the tempuser has the uid of the fetched session user
601 ))) {
602 $this->createUserSession($tempuser);
603
604 // The login session is started.
605 $this->loginSessionStarted = TRUE;
606 }
607
608 // User logged in - write that to the log!
609 if ($this->writeStdLog && $activeLogin) {
610 $this->writelog(255,1,0,1,
611 'User %s logged in from %s (%s)',
612 Array($tempuser[$this->username_column], t3lib_div::getIndpEnv('REMOTE_ADDR'), t3lib_div::getIndpEnv('REMOTE_HOST')),
613 '','','',-1,'',$tempuser['uid']
614 );
615 }
616
617 if ($this->writeDevLog && $activeLogin) t3lib_div::devLog('User '.$tempuser[$this->username_column].' logged in from '.t3lib_div::getIndpEnv('REMOTE_ADDR').' ('.t3lib_div::getIndpEnv('REMOTE_HOST').')', 't3lib_userAuth', -1);
618 if ($this->writeDevLog && !$activeLogin) t3lib_div::devLog('User '.$tempuser[$this->username_column].' authenticated from '.t3lib_div::getIndpEnv('REMOTE_ADDR').' ('.t3lib_div::getIndpEnv('REMOTE_HOST').')', 't3lib_userAuth', -1);
619
620 if($GLOBALS['TYPO3_CONF_VARS']['BE']['lockSSL'] == 3 && $this->user_table == 'be_users') {
621 $requestStr = substr(t3lib_div::getIndpEnv('TYPO3_REQUEST_SCRIPT'), strlen(t3lib_div::getIndpEnv('TYPO3_SITE_URL').TYPO3_mainDir));
622 $backendScript = t3lib_BEfunc::getBackendScript();
623 if($requestStr == $backendScript && t3lib_div::getIndpEnv('TYPO3_SSL')) {
624 list(,$url) = explode('://',t3lib_div::getIndpEnv('TYPO3_SITE_URL'),2);
625 list($server,$address) = explode('/',$url,2);
626 if (intval($TYPO3_CONF_VARS['BE']['lockSSLPort'])) {
627 $sslPortSuffix = ':'.intval($TYPO3_CONF_VARS['BE']['lockSSLPort']);
628 $server = str_replace($sslPortSuffix,'',$server); // strip port from server
629 }
630 header('Location: http://'.$server.'/'.$address.TYPO3_mainDir.$backendScript);
631 exit;
632 }
633 }
634
635 } elseif ($activeLogin || count($tempuserArr)) {
636 $this->loginFailure = TRUE;
637
638 if ($this->writeDevLog && !count($tempuserArr) && $activeLogin) t3lib_div::devLog('Login failed: '.t3lib_div::arrayToLogString($loginData), 't3lib_userAuth', 2);
639 if ($this->writeDevLog && count($tempuserArr)) t3lib_div::devLog('Login failed: '.t3lib_div::arrayToLogString($tempuser, array($this->userid_column,$this->username_column)), 't3lib_userAuth', 2);
640 }
641
642
643 // If there were a login failure, check to see if a warning email should be sent:
644 if ($this->loginFailure && $activeLogin) {
645 if ($this->writeDevLog) t3lib_div::devLog('Call checkLogFailures: '.t3lib_div::arrayToLogString(array('warningEmail'=>$this->warningEmail,'warningPeriod'=>$this->warningPeriod,'warningMax'=>$this->warningMax,)), 't3lib_userAuth', -1);
646
647 $this->checkLogFailures($this->warningEmail, $this->warningPeriod, $this->warningMax);
648 }
649 }
650
651 /**
652 * Creates a new session ID.
653 *
654 * @return string The new session ID
655 */
656 public function createSessionId() {
657 return substr(md5(uniqid('') . getmypid()), 0, $this->hash_length);
658 }
659
660
661
662
663
664
665
666
667
668
669
670 /*************************
671 *
672 * User Sessions
673 *
674 *************************/
675
676
677 /**
678 * Creates a user session record.
679 *
680 * @param array user data array
681 * @return void
682 */
683 function createUserSession ($tempuser) {
684
685 if ($this->writeDevLog) t3lib_div::devLog('Create session ses_id = '.$this->id, 't3lib_userAuth');
686
687 // delete session entry first
688 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
689 $this->session_table,
690 'ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
691 AND ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
692 );
693
694 // re-create session entry
695 $insertFields = $this->getNewSessionRecord($tempuser);
696 $GLOBALS['TYPO3_DB']->exec_INSERTquery($this->session_table, $insertFields);
697
698 // Updating lastLogin_column carrying information about last login.
699 if ($this->lastLogin_column) {
700 $GLOBALS['TYPO3_DB']->exec_UPDATEquery(
701 $this->user_table,
702 $this->userid_column.'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($tempuser[$this->userid_column], $this->user_table),
703 array($this->lastLogin_column => $GLOBALS['EXEC_TIME'])
704 );
705 }
706 }
707
708 /**
709 * Returns a new session record for the current user for insertion into the DB.
710 * This function is mainly there as a wrapper for inheriting classes to override it.
711 *
712 * @return array user session record
713 */
714 function getNewSessionRecord($tempuser) {
715 return array(
716 'ses_id' => $this->id,
717 'ses_name' => $this->name,
718 'ses_iplock' => $tempuser['disableIPlock'] ? '[DISABLED]' : $this->ipLockClause_remoteIPNumber($this->lockIP),
719 'ses_hashlock' => $this->hashLockClause_getHashInt(),
720 'ses_userid' => $tempuser[$this->userid_column],
721 'ses_tstamp' => $GLOBALS['EXEC_TIME']
722 );
723 }
724
725 /**
726 * Read the user session from db.
727 *
728 * @return array user session data
729 */
730 function fetchUserSession($skipSessionUpdate = false) {
731
732 $user = '';
733
734 if ($this->writeDevLog) t3lib_div::devLog('Fetch session ses_id = '.$this->id, 't3lib_userAuth');
735
736 // fetch the user session from the DB
737 $dbres = $this->fetchUserSessionFromDB();
738
739 if ($dbres && $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres)) {
740 // A user was found
741 if (is_string($this->auth_timeout_field)) {
742 $timeout = intval($user[$this->auth_timeout_field]); // Get timeout-time from usertable
743 } else {
744 $timeout = intval($this->auth_timeout_field); // Get timeout from object
745 }
746 // If timeout > 0 (true) and currenttime has not exceeded the latest sessions-time plus the timeout in seconds then accept user
747 // Option later on: We could check that last update was at least x seconds ago in order not to update twice in a row if one script redirects to another...
748 if ($timeout>0 && ($GLOBALS['EXEC_TIME'] < ($user['ses_tstamp']+$timeout))) {
749 if(!$skipSessionUpdate) {
750 $GLOBALS['TYPO3_DB']->exec_UPDATEquery(
751 $this->session_table,
752 'ses_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
753 AND ses_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table),
754 array('ses_tstamp' => $GLOBALS['EXEC_TIME'])
755 );
756 $user['ses_tstamp'] = $GLOBALS['EXEC_TIME']; // Make sure that the timestamp is also updated in the array
757 }
758
759 } else {
760 $this->logoff(); // delete any user set...
761 }
762 } else {
763 $this->logoff(); // delete any user set...
764 }
765 return $user;
766 }
767
768 /**
769 * Log out current user!
770 * Removes the current session record, sets the internal ->user array to a blank string; Thereby the current user (if any) is effectively logged out!
771 *
772 * @return void
773 */
774 function logoff() {
775 if ($this->writeDevLog) t3lib_div::devLog('logoff: ses_id = '.$this->id, 't3lib_userAuth');
776
777 // Hook for pre-processing the logoff() method, requested and implemented by andreas.otto@dkd.de:
778 if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['logoff_pre_processing'])) {
779 $_params = array();
780 foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['logoff_pre_processing'] as $_funcRef) {
781 if ($_funcRef) {
782 t3lib_div::callUserFunction($_funcRef,$_params,$this);
783 }
784 }
785 }
786
787 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
788 $this->session_table,
789 'ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
790 AND ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
791 );
792
793 $this->user = '';
794
795 // Hook for post-processing the logoff() method, requested and implemented by andreas.otto@dkd.de:
796 if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['logoff_post_processing'])) {
797 $_params = array();
798 foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['logoff_post_processing'] as $_funcRef) {
799 if ($_funcRef) {
800 t3lib_div::callUserFunction($_funcRef,$_params,$this);
801 }
802 }
803 }
804 }
805
806 /**
807 * Determine whether there's an according session record to a given session_id
808 * in the database. Don't care if session record is still valid or not.
809 *
810 * @param integer Claimed Session ID
811 * @return boolean Returns true if a corresponding session was found in the database
812 */
813 function isExistingSessionRecord($id) {
814 $count = $GLOBALS['TYPO3_DB']->exec_SELECTcountRows(
815 'ses_id',
816 $this->session_table,
817 'ses_id=' . $GLOBALS['TYPO3_DB']->fullQuoteStr($id, $this->session_table)
818 );
819 return (($count ? true : false));
820 }
821
822
823
824
825
826
827
828
829
830
831
832
833
834 /*************************
835 *
836 * SQL Functions
837 *
838 *************************/
839
840 /**
841 * The session_id is used to find user in the database.
842 * Two tables are joined: The session-table with user_id of the session and the usertable with its primary key
843 * @return DB result object or false on error
844 * @access private
845 */
846 protected function fetchUserSessionFromDB() {
847 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
848 '*',
849 $this->session_table.','.$this->user_table,
850 $this->session_table.'.ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
851 AND '.$this->session_table.'.ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table).'
852 AND '.$this->session_table.'.ses_userid = '.$this->user_table.'.'.$this->userid_column.'
853 '.$this->ipLockClause().'
854 '.$this->hashLockClause().'
855 '.$this->user_where_clause()
856 );
857 return $dbres;
858 }
859
860
861 /**
862 * This returns the where-clause needed to select the user with respect flags like deleted, hidden, starttime, endtime
863 *
864 * @return string
865 * @access private
866 */
867 function user_where_clause() {
868 return (($this->enablecolumns['rootLevel']) ? 'AND '.$this->user_table.'.pid=0 ' : '').
869 (($this->enablecolumns['disabled']) ? ' AND '.$this->user_table.'.'.$this->enablecolumns['disabled'].'=0' : '').
870 (($this->enablecolumns['deleted']) ? ' AND '.$this->user_table.'.'.$this->enablecolumns['deleted'].'=0' : '').
871 (($this->enablecolumns['starttime']) ? ' AND (' . $this->user_table . '.' . $this->enablecolumns['starttime'] . '<=' . $GLOBALS['EXEC_TIME'] . ')' : '') .
872 (($this->enablecolumns['endtime']) ? ' AND (' . $this->user_table . '.' . $this->enablecolumns['endtime'] . '=0 OR ' . $this->user_table . '.' . $this->enablecolumns['endtime'] . '>' . $GLOBALS['EXEC_TIME'] . ')' : '');
873 }
874
875 /**
876 * This returns the where-clause needed to lock a user to the IP address
877 *
878 * @return string
879 * @access private
880 */
881 function ipLockClause() {
882 if ($this->lockIP) {
883 $wherePart = 'AND (
884 '.$this->session_table.'.ses_iplock='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->ipLockClause_remoteIPNumber($this->lockIP),$this->session_table).'
885 OR '.$this->session_table.'.ses_iplock=\'[DISABLED]\'
886 )';
887 return $wherePart;
888 }
889 }
890
891 /**
892 * Returns the IP address to lock to.
893 * The IP address may be partial based on $parts.
894 *
895 * @param integer 1-4: Indicates how many parts of the IP address to return. 4 means all, 1 means only first number.
896 * @return string (Partial) IP address for REMOTE_ADDR
897 * @access private
898 */
899 function ipLockClause_remoteIPNumber($parts) {
900 $IP = t3lib_div::getIndpEnv('REMOTE_ADDR');
901
902 if ($parts>=4) {
903 return $IP;
904 } else {
905 $parts = t3lib_div::intInRange($parts,1,3);
906 $IPparts = explode('.',$IP);
907 for($a=4;$a>$parts;$a--) {
908 unset($IPparts[$a-1]);
909 }
910 return implode('.',$IPparts);
911 }
912 }
913
914 /**
915 * This returns the where-clause needed to lock a user to a hash integer
916 *
917 * @return string
918 * @access private
919 */
920 function hashLockClause() {
921 $wherePart = 'AND '.$this->session_table.'.ses_hashlock='.intval($this->hashLockClause_getHashInt());
922 return $wherePart;
923 }
924
925 /**
926 * Creates hash integer to lock user to. Depends on configured keywords
927 *
928 * @return integer Hash integer
929 * @access private
930 */
931 function hashLockClause_getHashInt() {
932 $hashStr = '';
933
934 if (t3lib_div::inList($this->lockHashKeyWords,'useragent')) $hashStr.=':'.t3lib_div::getIndpEnv('HTTP_USER_AGENT');
935
936 return t3lib_div::md5int($hashStr);
937 }
938
939
940
941
942
943
944
945
946
947
948
949 /*************************
950 *
951 * Session and Configuration Handling
952 *
953 *************************/
954
955 /**
956 * This writes $variable to the user-record. This is a way of providing session-data.
957 * You can fetch the data again through $this->uc in this class!
958 * If $variable is not an array, $this->uc is saved!
959 *
960 * @param array An array you want to store for the user as session data. If $variable is not supplied (is blank string), the internal variable, ->uc, is stored by default
961 * @return void
962 */
963 function writeUC($variable='') {
964 if (is_array($this->user) && $this->user[$this->userid_column]) {
965 if (!is_array($variable)) { $variable = $this->uc; }
966
967 if ($this->writeDevLog) t3lib_div::devLog('writeUC: '.$this->userid_column.'='.intval($this->user[$this->userid_column]), 't3lib_userAuth');
968 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($this->user_table, $this->userid_column.'='.intval($this->user[$this->userid_column]), array('uc' => serialize($variable)));
969 }
970 }
971
972 /**
973 * Sets $theUC as the internal variable ->uc IF $theUC is an array. If $theUC is false, the 'uc' content from the ->user array will be unserialized and restored in ->uc
974 *
975 * @param mixed If an array, then set as ->uc, otherwise load from user record
976 * @return void
977 */
978 function unpack_uc($theUC='') {
979 if (!$theUC) $theUC=unserialize($this->user['uc']);
980 if (is_array($theUC)) {
981 $this->uc=$theUC;
982 }
983 }
984
985 /**
986 * Stores data for a module.
987 * The data is stored with the session id so you can even check upon retrieval if the module data is from a previous session or from the current session.
988 *
989 * @param string $module is the name of the module ($MCONF['name'])
990 * @param mixed $data is the data you want to store for that module (array, string, ...)
991 * @param boolean If $noSave is set, then the ->uc array (which carries all kinds of user data) is NOT written immediately, but must be written by some subsequent call.
992 * @return void
993 */
994 function pushModuleData($module,$data,$noSave=0) {
995 $this->uc['moduleData'][$module] = $data;
996 $this->uc['moduleSessionID'][$module] = $this->id;
997 if (!$noSave) $this->writeUC();
998 }
999
1000 /**
1001 * Gets module data for a module (from a loaded ->uc array)
1002 *
1003 * @param string $module is the name of the module ($MCONF['name'])
1004 * @param string If $type = 'ses' then module data is returned only if it was stored in the current session, otherwise data from a previous session will be returned (if available).
1005 * @return mixed The module data if available: $this->uc['moduleData'][$module];
1006 */
1007 function getModuleData($module,$type='') {
1008 if ($type!='ses' || $this->uc['moduleSessionID'][$module]==$this->id) {
1009 return $this->uc['moduleData'][$module];
1010 }
1011 }
1012
1013 /**
1014 * Returns the session data stored for $key.
1015 * The data will last only for this login session since it is stored in the session table.
1016 *
1017 * @param string Pointer to an associative key in the session data array which is stored serialized in the field "ses_data" of the session table.
1018 * @return mixed
1019 */
1020 function getSessionData($key) {
1021 $sesDat = unserialize($this->user['ses_data']);
1022 return $sesDat[$key];
1023 }
1024
1025 /**
1026 * Sets the session data ($data) for $key and writes all session data (from ->user['ses_data']) to the database.
1027 * The data will last only for this login session since it is stored in the session table.
1028 *
1029 * @param string Pointer to an associative key in the session data array which is stored serialized in the field "ses_data" of the session table.
1030 * @param mixed The variable to store in index $key
1031 * @return void
1032 */
1033 function setAndSaveSessionData($key,$data) {
1034 $sesDat = unserialize($this->user['ses_data']);
1035 $sesDat[$key] = $data;
1036 $this->user['ses_data'] = serialize($sesDat);
1037
1038 if ($this->writeDevLog) t3lib_div::devLog('setAndSaveSessionData: ses_id = '.$this->user['ses_id'], 't3lib_userAuth');
1039 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($this->session_table, 'ses_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->user['ses_id'], $this->session_table), array('ses_data' => $this->user['ses_data']));
1040 }
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054 /*************************
1055 *
1056 * Misc
1057 *
1058 *************************/
1059
1060 /**
1061 * Returns an info array with Login/Logout data submitted by a form or params
1062 *
1063 * @return array
1064 * @internal
1065 */
1066 function getLoginFormData() {
1067 $loginData=array();
1068 if ($this->getMethodEnabled) {
1069 $loginData['status'] = t3lib_div::_GP($this->formfield_status);
1070 $loginData['uname'] = t3lib_div::_GP($this->formfield_uname);
1071 $loginData['uident'] = t3lib_div::_GP($this->formfield_uident);
1072 $loginData['chalvalue'] = t3lib_div::_GP($this->formfield_chalvalue);
1073 } else {
1074 $loginData['status'] = t3lib_div::_POST($this->formfield_status);
1075 $loginData['uname'] = t3lib_div::_POST($this->formfield_uname);
1076 $loginData['uident'] = t3lib_div::_POST($this->formfield_uident);
1077 $loginData['chalvalue'] = t3lib_div::_POST($this->formfield_chalvalue);
1078 }
1079 $loginData = $this->processLoginData($loginData);
1080
1081 return $loginData;
1082 }
1083
1084 /**
1085 * Processes Login data submitted by a form or params depending on the
1086 * security_level
1087 *
1088 * @param array login data array
1089 * @param string Alternative security_level. Used when authentication services wants to override the default.
1090 * @return array processed login data array
1091 * @internal
1092 */
1093 function processLoginData($loginData, $security_level='') {
1094 global $TYPO3_CONF_VARS;
1095
1096 $loginSecurityLevel = $security_level ? $security_level : ($TYPO3_CONF_VARS[$this->loginType]['loginSecurityLevel'] ? $TYPO3_CONF_VARS[$this->loginType]['loginSecurityLevel'] : $this->security_level);
1097
1098 // Processing data according to the state it was submitted in.
1099 // ($loginSecurityLevel should reflect the security level used on the data being submitted in the login form)
1100 if ($loginSecurityLevel=='normal') {
1101 $loginData['uident_text'] = $loginData['uident'];
1102 $loginData['uident_challenged'] = (string)md5($loginData['uname'].':'.$loginData['uident'].':'.$loginData['chalvalue']);
1103 $loginData['uident_superchallenged'] = (string)md5($loginData['uname'].':'.(md5($loginData['uident'])).':'.$loginData['chalvalue']);
1104 } elseif ($loginSecurityLevel=='challenged') {
1105 $loginData['uident_text'] = '';
1106 $loginData['uident_challenged'] = $loginData['uident'];
1107 $loginData['uident_superchallenged'] = '';
1108 } elseif ($loginSecurityLevel=='superchallenged') {
1109 $loginData['uident_text'] = '';
1110 $loginData['uident_challenged'] = '';
1111 $loginData['uident_superchallenged'] = $loginData['uident'];
1112 }
1113
1114 // The password "uident" is set based on the internal security setting of TYPO3
1115 // Example:
1116 // $this->security_level for the backend must be "superchallenged" because passwords are stored as md5-hashes in the be_users table
1117 // $this->security_level for the frontend must be "normal" or "challenged" because passwords are stored as clear-text in the fe_users tables
1118 if ($this->security_level=='normal') {
1119 $loginData['uident'] = $loginData['uident_text'];
1120 } elseif ($this->security_level=='challenged') {
1121 $loginData['uident'] = $loginData['uident_challenged'];
1122 } elseif ($this->security_level=='superchallenged') {
1123 $loginData['uident'] = $loginData['uident_superchallenged'];
1124 }
1125
1126 return $loginData;
1127 }
1128
1129 /**
1130 * Returns an info array which provides additional information for auth services
1131 *
1132 * @return array
1133 * @internal
1134 */
1135 function getAuthInfoArray() {
1136 $authInfo = array();
1137 $authInfo['loginType'] = $this->loginType;
1138 $authInfo['refInfo'] = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
1139 $authInfo['HTTP_HOST'] = t3lib_div::getIndpEnv('HTTP_HOST');
1140 $authInfo['REMOTE_ADDR'] = t3lib_div::getIndpEnv('REMOTE_ADDR');
1141 $authInfo['REMOTE_HOST'] = t3lib_div::getIndpEnv('REMOTE_HOST');
1142 $authInfo['security_level'] = $this->security_level;
1143 $authInfo['showHiddenRecords'] = $this->showHiddenRecords;
1144 // can be overidden in localconf by SVCONF:
1145 $authInfo['db_user']['table'] = $this->user_table;
1146 $authInfo['db_user']['userid_column'] = $this->userid_column;
1147 $authInfo['db_user']['username_column'] = $this->username_column;
1148 $authInfo['db_user']['userident_column'] = $this->userident_column;
1149 $authInfo['db_user']['usergroup_column'] = $this->usergroup_column;
1150 $authInfo['db_user']['enable_clause'] = $this->user_where_clause();
1151 $authInfo['db_user']['checkPidList'] = $this->checkPid ? $this->checkPid_value : '';
1152 $authInfo['db_user']['check_pid_clause'] = $this->checkPid ? ' AND pid IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($authInfo['db_user']['checkPidList']).')' : '';
1153 $authInfo['db_groups']['table'] = $this->usergroup_table;
1154 return $authInfo;
1155 }
1156
1157 /**
1158 * Check the login data with the user record data for builtin login methods
1159 *
1160 * @param array user data array
1161 * @param array login data array
1162 * @param string Alternative security_level. Used when authentication services wants to override the default.
1163 * @return boolean true if login data matched
1164 */
1165 function compareUident($user, $loginData, $security_level='') {
1166
1167 $OK = FALSE;
1168 $security_level = $security_level ? $security_level : $this->security_level;
1169
1170 switch ($security_level) {
1171 case 'superchallenged': // If superchallenged the password in the database ($user[$this->userident_column]) must be a md5-hash of the original password.
1172 case 'challenged':
1173
1174 // Check challenge stored in cookie:
1175 if ($this->challengeStoredInCookie) {
1176 session_start();
1177 if ($_SESSION['login_challenge'] !== $loginData['chalvalue']) {
1178 if ($this->writeDevLog) t3lib_div::devLog('PHP Session stored challenge "'.$_SESSION['login_challenge'].'" and submitted challenge "'.$loginData['chalvalue'].'" did not match, so authentication failed!', 't3lib_userAuth', 2);
1179 $this->logoff();
1180 return FALSE;
1181 }
1182 }
1183
1184 if ((string)$loginData['uident'] === (string)md5($user[$this->username_column].':'.$user[$this->userident_column].':'.$loginData['chalvalue'])) {
1185 $OK = TRUE;
1186 }
1187 break;
1188 default: // normal
1189 if ((string)$loginData['uident'] === (string)$user[$this->userident_column]) {
1190 $OK = TRUE;
1191 }
1192 break;
1193 }
1194
1195 return $OK;
1196 }
1197
1198 /**
1199 * Garbage collector, removing old expired sessions.
1200 *
1201 * @return void
1202 * @internal
1203 */
1204 function gc() {
1205 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
1206 $this->session_table,
1207 'ses_tstamp < ' . intval($GLOBALS['EXEC_TIME'] - ($this->gc_time)) .
1208 ' AND ses_name = ' . $GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
1209 );
1210 }
1211
1212 /**
1213 * Redirect to somewhere (obsolete).
1214 *
1215 * @return void
1216 * @deprecated since TYPO3 3.6, this function will be removed in TYPO3 4.5.
1217 * @obsolete
1218 * @ignore
1219 */
1220 function redirect() {
1221 t3lib_div::logDeprecatedFunction();
1222
1223 if (!$this->userid && $this->auth_url) { // if no userid AND an include-document for login is given
1224 include ($this->auth_include);
1225 exit;
1226 }
1227 }
1228
1229 /**
1230 * DUMMY: Writes to log database table (in some extension classes)
1231 *
1232 * @param integer $type: denotes which module that has submitted the entry. This is the current list: 1=tce_db; 2=tce_file; 3=system (eg. sys_history save); 4=modules; 254=Personal settings changed; 255=login / out action: 1=login, 2=logout, 3=failed login (+ errorcode 3), 4=failure_warning_email sent
1233 * @param integer $action: denotes which specific operation that wrote the entry (eg. 'delete', 'upload', 'update' and so on...). Specific for each $type. Also used to trigger update of the interface. (see the log-module for the meaning of each number !!)
1234 * @param integer $error: flag. 0 = message, 1 = error (user problem), 2 = System Error (which should not happen), 3 = security notice (admin)
1235 * @param integer $details_nr: The message number. Specific for each $type and $action. in the future this will make it possible to translate errormessages to other languages
1236 * @param string $details: Default text that follows the message
1237 * @param array $data: Data that follows the log. Might be used to carry special information. If an array the first 5 entries (0-4) will be sprintf'ed the details-text...
1238 * @param string $tablename: Special field used by tce_main.php. These ($tablename, $recuid, $recpid) holds the reference to the record which the log-entry is about. (Was used in attic status.php to update the interface.)
1239 * @param integer $recuid: Special field used by tce_main.php. These ($tablename, $recuid, $recpid) holds the reference to the record which the log-entry is about. (Was used in attic status.php to update the interface.)
1240 * @param integer $recpid: Special field used by tce_main.php. These ($tablename, $recuid, $recpid) holds the reference to the record which the log-entry is about. (Was used in attic status.php to update the interface.)
1241 * @return void
1242 * @see t3lib_userauthgroup::writelog()
1243 */
1244 function writelog($type,$action,$error,$details_nr,$details,$data,$tablename,$recuid,$recpid) {
1245 }
1246
1247 /**
1248 * DUMMY: Check login failures (in some extension classes)
1249 *
1250 * @return void
1251 * @ignore
1252 */
1253 function checkLogFailures() {
1254 }
1255
1256 /**
1257 * Raw initialization of the be_user with uid=$uid
1258 * This will circumvent all login procedures and select a be_users record from the database and set the content of ->user to the record selected. Thus the BE_USER object will appear like if a user was authenticated - however without a session id and the fields from the session table of course.
1259 * Will check the users for disabled, start/endtime, etc. ($this->user_where_clause())
1260 *
1261 * @param integer The UID of the backend user to set in ->user
1262 * @return void
1263 * @internal
1264 * @see SC_mod_tools_be_user_index::compareUsers(), SC_mod_user_setup_index::simulateUser(), freesite_admin::startCreate()
1265 */
1266 function setBeUserByUid($uid) {
1267 $this->user = $this->getRawUserByUid($uid);
1268 }
1269
1270 /**
1271 * Raw initialization of the be_user with username=$name
1272 *
1273 * @param string The username to look up.
1274 * @return void
1275 * @see t3lib_userAuth::setBeUserByUid()
1276 * @internal
1277 */
1278 function setBeUserByName($name) {
1279 $this->user = $this->getRawUserByName($name);
1280 }
1281
1282 /**
1283 * Fetching raw user record with uid=$uid
1284 *
1285 * @param integer The UID of the backend user to set in ->user
1286 * @return array user record or FALSE
1287 * @internal
1288 */
1289 function getRawUserByUid($uid) {
1290 $user = FALSE;
1291 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->user_table, 'uid='.intval($uid).' '.$this->user_where_clause());
1292 if ($dbres) {
1293 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1294 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1295 }
1296 return $user;
1297 }
1298
1299 /**
1300 * Fetching raw user record with username=$name
1301 *
1302 * @param string The username to look up.
1303 * @return array user record or FALSE
1304 * @see t3lib_userAuth::getUserByUid()
1305 * @internal
1306 */
1307 function getRawUserByName($name) {
1308 $user = FALSE;
1309 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->user_table, 'username='.$GLOBALS['TYPO3_DB']->fullQuoteStr($name, $this->user_table).' '.$this->user_where_clause());
1310 if ($dbres) {
1311 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1312 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1313 }
1314 return $user;
1315 }
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331 /*************************
1332 *
1333 * Create/update user - EXPERIMENTAL
1334 *
1335 *************************/
1336
1337 /**
1338 * Get a user from DB by username
1339 * provided for usage from services
1340 *
1341 * @param array User db table definition: $this->db_user
1342 * @param string user name
1343 * @param string additional WHERE clause: " AND ...
1344 * @return mixed user array or FALSE
1345 */
1346 function fetchUserRecord($dbUser, $username, $extraWhere='' ) {
1347 $user = FALSE;
1348
1349 $usernameClause = $username ? ($dbUser['username_column'].'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($username, $dbUser['table'])) : '';
1350
1351 if ($username || $extraWhere) {
1352
1353 // Look up the user by the username and/or extraWhere:
1354 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1355 '*',
1356 $dbUser['table'],
1357 $usernameClause.
1358 $dbUser['check_pid_clause'].
1359 $dbUser['enable_clause'].
1360 $extraWhere
1361 );
1362
1363 if ($dbres) {
1364 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1365 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1366 }
1367 }
1368 return $user;
1369 }
1370 }
1371
1372
1373
1374 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauth.php']) {
1375 include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauth.php']);
1376 }
1377
1378 ?>