0752
[Packages/TYPO3.CMS.git] / t3lib / class.t3lib_userauth.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2005 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 * 187: function start()
43 * 300: function checkAuthentication()
44 *
45 * SECTION: User Sessions
46 * 531: function createUserSession ($tempuser)
47 * 568: function fetchUserSession()
48 * 619: function logoff()
49 *
50 * SECTION: SQL Functions
51 * 655: function user_where_clause()
52 * 669: function ipLockClause()
53 * 687: function ipLockClause_remoteIPNumber($parts)
54 * 708: function hashLockClause()
55 * 719: function hashLockClause_getHashInt()
56 *
57 * SECTION: Session and Configuration Handling
58 * 751: function writeUC($variable='')
59 * 766: function unpack_uc($theUC='')
60 * 782: function pushModuleData($module,$data,$noSave=0)
61 * 795: function getModuleData($module,$type='')
62 * 808: function getSessionData($key)
63 * 821: function setAndSaveSessionData($key,$data)
64 *
65 * SECTION: Misc
66 * 854: function getLoginFormData()
67 * 881: function processLoginData($loginData, $security_level='')
68 * 915: function getAuthInfoArray()
69 * 945: function compareUident($user, $loginData, $security_level='')
70 * 983: function gc()
71 * 997: function redirect()
72 * 1019: function writelog($type,$action,$error,$details_nr,$details,$data,$tablename,$recuid,$recpid)
73 * 1028: function checkLogFailures()
74 * 1041: function setBeUserByUid($uid)
75 * 1053: function setBeUserByName($name)
76 * 1064: function getRawUserByUid($uid)
77 * 1082: function getRawUserByName($name)
78 *
79 * SECTION: Create/update user - EXPERIMENTAL
80 * 1121: 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; // if > 0 : session-timeout in seconds. if string: The string is fieldname from the usertable where the timeout can be found.
140 var $lifetime = 0; // 0 = Session-cookies. If session-cookies, the browser will stop session when the browser is closed. Else it keeps the session for $lifetime seconds.
141 var $gc_time = 24; // GarbageCollection. Purge all session data older than $gc_time hours.
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 $this->security_level = $this->security_level ? $this->security_level : 'normal';
203
204 // enable dev logging if set
205 if ($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['writeDevLog']) $this->writeDevLog = TRUE;
206 if ($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['writeDevLog'.$this->loginType]) $this->writeDevLog = TRUE;
207 if (TYPO3_DLOG) $this->writeDevLog = TRUE;
208
209 if ($this->writeDevLog) t3lib_div::devLog('## Beginning of auth logging.', 't3lib_userAuth');
210
211 // Init vars.
212 $mode = '';
213 $this->newSessionID = FALSE;
214 // $id is set to ses_id if cookie is present. Else set to false, which will start a new session
215 $id = isset($_COOKIE[$this->name]) ? stripslashes($_COOKIE[$this->name]) : '';
216 $this->hash_length = t3lib_div::intInRange($this->hash_length,6,32);
217 $this->svConfig = $TYPO3_CONF_VARS['SVCONF']['auth'];
218
219
220 // If fallback to get mode....
221 if (!$id && $this->getFallBack && $this->get_name) {
222 $id = isset($_GET[$this->get_name]) ? t3lib_div::_GET($this->get_name) : '';
223 if (strlen($id)!=$this->hash_length) $id='';
224 $mode='get';
225 }
226 $this->cookieId = $id;
227
228 // If new session...
229 if (!$id) {
230 // New random session-$id is made
231 $id = substr(md5(uniqid('').getmypid()),0,$this->hash_length);
232 // New session
233 $this->newSessionID = TRUE;
234 }
235
236 // Internal var 'id' is set
237 $this->id = $id;
238
239 // If fallback to get mode....
240 if ($mode=='get' && $this->getFallBack && $this->get_name) {
241 $this->get_URL_ID = '&'.$this->get_name.'='.$id;
242 }
243 // Make certain that NO user is set initially
244 $this->user = '';
245
246 // Setting cookies
247 // If new session and the cookie is a sessioncookie, we need to set it only once!
248 if (($this->newSessionID || $this->forceSetCookie) && $this->lifetime==0 ) {
249 if (!$this->dontSetCookie) {
250 if ($TYPO3_CONF_VARS['SYS']['cookieDomain']) SetCookie($this->name, $id, 0, '/', $TYPO3_CONF_VARS['SYS']['cookieDomain']);
251 else SetCookie($this->name, $id, 0, '/');
252 if ($this->writeDevLog) t3lib_div::devLog('Set new Cookie: '.$id, 't3lib_userAuth');
253 }
254 }
255
256 // If it is NOT a session-cookie, we need to refresh it.
257 if ($this->lifetime > 0) {
258 if (!$this->dontSetCookie) {
259 if ($TYPO3_CONF_VARS['SYS']['cookieDomain']) SetCookie($this->name, $id, time()+$this->lifetime, '/', $TYPO3_CONF_VARS['SYS']['cookieDomain']);
260 else SetCookie($this->name, $id, time()+$this->lifetime, '/');
261 if ($this->writeDevLog) t3lib_div::devLog('Update Cookie: '.$id, 't3lib_userAuth');
262 }
263 }
264
265 // 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...
266 $this->checkAuthentication();
267
268 // Make certain that NO user is set initially. ->check_authentication may have set a session-record which will provide us with a user record in the next section:
269 unset($this->user);
270
271 // re-read user session
272 $this->user = $this->fetchUserSession();
273
274 if ($this->writeDevLog AND 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);
275 if ($this->writeDevLog AND !is_array($this->user)) t3lib_div::devLog('No user session found.', 't3lib_userAuth', 2);
276
277 // Hook for alternative ways of filling the $this->user array (is used by TIMTAW extension)
278 if(is_array($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['postUserLookUp'])) {
279 foreach($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauth.php']['postUserLookUp'] as $funcName) {
280 $_params = array(
281 'pObj' => &$this,
282 );
283 t3lib_div::callUserFunction($funcName,$_params,$this);
284 }
285 }
286
287 // If any redirection (inclusion of file) then it will happen in this function
288 $this->redirect();
289
290 // Set all posible headers that could ensure that the script is not cached on the client-side
291 if ($this->sendNoCacheHeaders) {
292 header('Expires: 0');
293 header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
294 header('Cache-Control: no-cache, must-revalidate');
295 header('Pragma: no-cache');
296 }
297
298 // If we're lucky we'll get to clean up old sessions....
299 if ((rand()%100) <= $this->gc_probability) {
300 $this->gc();
301 }
302 }
303
304 /**
305 * Checks if a submission of username and password is present or use other authentication by auth services
306 *
307 * @return void
308 * @internal
309 */
310 function checkAuthentication() {
311
312 // No user for now - will be searched by service below
313 $tempuserArr = array();
314 $tempuser = FALSE;
315
316 // User is not authenticated by default
317 $authenticated = FALSE;
318
319 // User want to login with passed login data (name/password)
320 $activeLogin = FALSE;
321
322 // Indicates if an active authentication failed (not auto login)
323 $this->loginFailure = FALSE;
324
325 if ($this->writeDevLog) t3lib_div::devLog('Login type: '.$this->loginType, 't3lib_userAuth');
326
327 // The info array provide additional information for auth services
328 $authInfo = $this->getAuthInfoArray();
329
330 // Get Login/Logout data submitted by a form or params
331 $loginData = $this->getLoginFormData();
332
333 if ($this->writeDevLog) t3lib_div::devLog('Login data: '.t3lib_div::arrayToLogString($loginData), 't3lib_userAuth');
334
335
336 // active logout (eg. with "logout" button)
337 if ($loginData['status']=='logout') {
338 if ($this->writeStdLog) $this->writelog(255,2,0,2,'User %s logged out',Array($this->user['username'])); // Logout written to log
339 if ($this->writeDevLog) t3lib_div::devLog('User logged out. Id: '.$this->id, 't3lib_userAuth', -1);
340
341 $this->logoff();
342 }
343
344 // active login (eg. with login form)
345 if ($loginData['status']=='login') {
346 $activeLogin = TRUE;
347
348 if ($this->writeDevLog) t3lib_div::devLog('Active login (eg. with login form)', 't3lib_userAuth');
349
350 // check referer for submitted login values
351 if($this->formfield_status && $loginData['uident'] && $loginData['uname']) {
352 $httpHost = t3lib_div::getIndpEnv('TYPO3_HOST_ONLY');
353 if (!$this->getMethodEnabled && ($httpHost!=$authInfo['refInfo']['host'] && !$GLOBALS['TYPO3_CONF_VARS']['SYS']['doNotCheckReferer'])) {
354 die('Error: This host address ("'.$httpHost.'") and the referer host ("'.$authInfo['refInfo']['host'].'") mismatches!<br />
355 It\'s possible that the environment variable HTTP_REFERER is not passed to the script because of a proxy.<br />
356 The site administrator can disable this check in the "All Configuration" section of the Install Tool (flag: TYPO3_CONF_VARS[SYS][doNotCheckReferer]).');
357 }
358
359 // delete old user session if any
360 $this->logoff();
361 }
362 }
363
364
365 // the following code makes auto-login possible (if configured). No submitted data needed
366
367 // re-read user session
368 $authInfo['userSession'] = $this->fetchUserSession();
369 $haveSession = is_array($authInfo['userSession']) ? TRUE : FALSE;
370
371 if ($this->writeDevLog AND $haveSession) t3lib_div::devLog('User session found: '.t3lib_div::arrayToLogString($authInfo['userSession'], array($this->userid_column,$this->username_column)), 't3lib_userAuth', 0);
372 if ($this->writeDevLog) t3lib_div::devLog('SV setup: '.t3lib_div::arrayToLogString($this->svConfig['setup']), 't3lib_userAuth', 0);
373
374
375 // fetch user if ...
376 if ( $activeLogin
377 OR (!$haveSession AND $this->svConfig['setup'][$this->loginType.'_fetchUserIfNoSession'])
378 OR $this->svConfig['setup'][$this->loginType.'_alwaysFetchUser']) {
379
380 // use 'auth' service to find the user
381 // first found user will be used
382 $serviceChain = '';
383 $subType = 'getUser'.$this->loginType;
384 while (is_object($serviceObj = t3lib_div::makeInstanceService('auth', $subType, $serviceChain))) {
385 $serviceChain.=','.$serviceObj->getServiceKey();
386 $serviceObj->initAuth($subType, $loginData, $authInfo, $this);
387 if ($row=$serviceObj->getUser()) {
388 $tempuserArr[] = $row;
389
390 if ($this->writeDevLog) t3lib_div::devLog('User found: '.t3lib_div::arrayToLogString($row, array($this->userid_column,$this->username_column)), 't3lib_userAuth', 0);
391
392 // user found, just stop to search for more if not configured to go on
393 if(!$this->svConfig['setup'][$this->loginType.'_fetchAllUsers']) {
394 break;
395 }
396 }
397 unset($serviceObj);
398 }
399 unset($serviceObj);
400
401 if ($this->writeDevLog AND $this->svConfig['setup'][$this->loginType.'_alwaysFetchUser']) t3lib_div::devLog($this->loginType.'_alwaysFetchUser option is enabled', 't3lib_userAuth');
402 if ($this->writeDevLog AND $serviceChain) t3lib_div::devLog($subType.' auth services called: '.$serviceChain, 't3lib_userAuth');
403 if ($this->writeDevLog AND !count($tempuserArr)) t3lib_div::devLog('No user found by services', 't3lib_userAuth');
404 if ($this->writeDevLog AND count($tempuserArr)) t3lib_div::devLog(count($tempuserArr).' user records found by services', 't3lib_userAuth');
405 }
406
407
408 // If no new user was set we use the already found user session
409 if (!count($tempuserArr) AND $haveSession) {
410 $tempuserArr[] = $authInfo['userSession'];
411 $tempuser = $authInfo['userSession'];
412 // User is authenticated because we found a user session
413 $authenticated = TRUE;
414
415 if ($this->writeDevLog) t3lib_div::devLog('User session used: '.t3lib_div::arrayToLogString($authInfo['userSession'], array($this->userid_column,$this->username_column)), 't3lib_userAuth');
416 }
417
418
419 // Re-auth user when 'auth'-service option is set
420 if ($this->svConfig['setup'][$this->loginType.'_alwaysAuthUser']) {
421 $authenticated = FALSE;
422 if ($this->writeDevLog) t3lib_div::devLog('alwaysAuthUser option is enabled', 't3lib_userAuth');
423 }
424
425
426 // Authenticate the user if needed
427 if(count($tempuserArr) AND !$authenticated) {
428
429 foreach($tempuserArr as $tempuser) {
430
431 // use 'auth' service to authenticate the user
432 // if one service returns FALSE then authentication failed
433 // a service might return 100 which means there's no reason to stop but the user can't be authenticated by that service
434
435 if ($this->writeDevLog) t3lib_div::devLog('Auth user: '.t3lib_div::arrayToLogString($tempuser), 't3lib_userAuth');
436
437 $serviceChain='';
438 $subType = 'authUser'.$this->loginType;
439 while (is_object($serviceObj = t3lib_div::makeInstanceService('auth', $subType, $serviceChain))) {
440 $serviceChain.=','.$serviceObj->getServiceKey();
441 $serviceObj->initAuth($subType, $loginData, $authInfo, $this);
442 if (($ret=$serviceObj->authUser($tempuser)) > 0) {
443
444 // if the service returns >=200 then no more checking is needed - useful for IP checking without password
445 if (intval($ret) >= 200) {
446 $authenticated = TRUE;
447 break;
448 } elseif (intval($ret) >= 100) {
449 // Just go on. User is still not authenticated but there's no reason to stop now.
450 } else {
451 $authenticated = TRUE;
452 }
453
454 } else {
455 $authenticated = FALSE;
456 break;
457 }
458 unset($serviceObj);
459 }
460 unset($serviceObj);
461
462 if ($this->writeDevLog AND $serviceChain) t3lib_div::devLog($subType.' auth services called: '.$serviceChain, 't3lib_userAuth');
463
464 if($authenticated) {
465 // leave foreach() because a user is authenticated
466 break;
467 }
468 }
469 }
470
471
472 // If user is authenticated a valid user is in $tempuser
473 if ($authenticated) {
474 // reset failure flag
475 $this->loginFailure = FALSE;
476
477
478 // Insert session record if needed:
479 if (!($haveSession AND (
480 $tempuser['ses_id']==$this->id OR // check if the tempuser has the current session id
481 $tempuser['uid']==$authInfo['userSession']['ses_userid'] // check if the tempuser has the uid of the fetched session user
482 ))) {
483 $this->createUserSession($tempuser);
484
485 // The login session is started.
486 $this->loginSessionStarted = TRUE;
487 }
488
489 // User logged in - write that to the log!
490 if ($this->writeStdLog && $activeLogin) {
491 $this->writelog(255,1,0,1,
492 'User %s logged in from %s (%s)',
493 Array($tempuser[$this->username_column], t3lib_div::getIndpEnv('REMOTE_ADDR'), t3lib_div::getIndpEnv('REMOTE_HOST')),
494 '','','',-1,'',$tempuser['uid']
495 );
496 }
497
498 if ($this->writeDevLog && $activeLogin) t3lib_div::devLog('User '.$tempuser[$this->username_column].' logged in from '.t3lib_div::getIndpEnv('REMOTE_ADDR').' ('.t3lib_div::getIndpEnv('REMOTE_HOST').')', 't3lib_userAuth', -1);
499 if ($this->writeDevLog && !$activeLogin) t3lib_div::devLog('User '.$tempuser[$this->username_column].' authenticated from '.t3lib_div::getIndpEnv('REMOTE_ADDR').' ('.t3lib_div::getIndpEnv('REMOTE_HOST').')', 't3lib_userAuth', -1);
500
501 if($GLOBALS['TYPO3_CONF_VARS']['BE']['lockSSL'] == 3 && $this->user_table == 'be_users') {
502 $requestStr = substr(t3lib_div::getIndpEnv('TYPO3_REQUEST_SCRIPT'), strlen(t3lib_div::getIndpEnv('TYPO3_SITE_URL').TYPO3_mainDir));
503 if($requestStr == 'alt_main.php' && t3lib_div::getIndpEnv('TYPO3_SSL')) {
504 list(,$url) = explode('://',t3lib_div::getIndpEnv('TYPO3_SITE_URL'),2);
505 header('Location: http://'.$url.TYPO3_mainDir.'alt_main.php');
506 exit;
507 }
508 }
509
510 } elseif ($activeLogin OR count($tempuserArr)) {
511 $this->loginFailure = TRUE;
512
513 if ($this->writeDevLog AND !count($tempuserArr) AND $activeLogin) t3lib_div::devLog('Login failed: '.t3lib_div::arrayToLogString($loginData), 't3lib_userAuth', 2);
514 if ($this->writeDevLog AND count($tempuserArr)) t3lib_div::devLog('Login failed: '.t3lib_div::arrayToLogString($tempuser, array($this->userid_column,$this->username_column)), 't3lib_userAuth', 2);
515 }
516
517
518 // If there were a login failure, check to see if a warning email should be sent:
519 if ($this->loginFailure AND $activeLogin) {
520 if ($this->writeDevLog) t3lib_div::devLog('Call checkLogFailures: '.t3lib_div::arrayToLogString(array('warningEmail'=>$this->warningEmail,'warningPeriod'=>$this->warningPeriod,'warningMax'=>$this->warningMax,)), 't3lib_userAuth', -1);
521
522 $this->checkLogFailures($this->warningEmail, $this->warningPeriod, $this->warningMax);
523 }
524 }
525
526
527
528
529
530
531
532
533
534
535
536
537 /*************************
538 *
539 * User Sessions
540 *
541 *************************/
542
543
544 /**
545 * Creates a user session record.
546 *
547 * @param array user data array
548 * @return void
549 */
550 function createUserSession ($tempuser) {
551
552 if ($this->writeDevLog) t3lib_div::devLog('Create session ses_id = '.$this->id, 't3lib_userAuth');
553
554 // delete session entry first
555 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
556 $this->session_table,
557 'ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
558 AND ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
559 );
560
561 // re-create session entry
562 $insertFields = array(
563 'ses_id' => $this->id,
564 'ses_name' => $this->name,
565 'ses_iplock' => $tempuser['disableIPlock'] ? '[DISABLED]' : $this->ipLockClause_remoteIPNumber($this->lockIP),
566 'ses_hashlock' => $this->hashLockClause_getHashInt(),
567 'ses_userid' => $tempuser[$this->userid_column],
568 'ses_tstamp' => $GLOBALS['EXEC_TIME']
569 );
570 $GLOBALS['TYPO3_DB']->exec_INSERTquery($this->session_table, $insertFields);
571
572 // Updating lastLogin_column carrying information about last login.
573 if ($this->lastLogin_column) {
574 $GLOBALS['TYPO3_DB']->exec_UPDATEquery(
575 $this->user_table,
576 $this->userid_column.'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($tempuser[$this->userid_column], $this->user_table),
577 array($this->lastLogin_column => $GLOBALS['EXEC_TIME'])
578 );
579 }
580 }
581
582 /**
583 * Read the user session from db.
584 *
585 * @return array user session data
586 */
587 function fetchUserSession() {
588
589 $user = '';
590
591 if ($this->writeDevLog) t3lib_div::devLog('Fetch session ses_id = '.$this->id, 't3lib_userAuth');
592
593 // The session_id is used to find user in the database. Two tables are joined: The session-table with user_id of the session and the usertable with its primary key
594 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
595 '*',
596 $this->session_table.','.$this->user_table,
597 $this->session_table.'.ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
598 AND '.$this->session_table.'.ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table).'
599 AND '.$this->session_table.'.ses_userid = '.$this->user_table.'.'.$this->userid_column.'
600 '.$this->ipLockClause().'
601 '.$this->hashLockClause().'
602 '.$this->user_where_clause()
603 );
604
605
606 if ($user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres)) {
607 // A user was found
608 if (is_string($this->auth_timeout_field)) {
609 $timeout = intval($user[$this->auth_timeout_field]); // Get timeout-time from usertable
610 } else {
611 $timeout = intval($this->auth_timeout_field); // Get timeout from object
612 }
613 // If timeout > 0 (true) and currenttime has not exceeded the latest sessions-time plus the timeout in seconds then accept user
614 // 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...
615 if ($timeout>0 && ($GLOBALS['EXEC_TIME'] < ($user['ses_tstamp']+$timeout))) {
616 $GLOBALS['TYPO3_DB']->exec_UPDATEquery(
617 $this->session_table,
618 'ses_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
619 AND ses_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table),
620 array('ses_tstamp' => $GLOBALS['EXEC_TIME'])
621 );
622 $user['ses_tstamp'] = $GLOBALS['EXEC_TIME']; // Make sure that the timestamp is also updated in the array
623 } else {
624 $this->logoff(); // delete any user set...
625 }
626 } else {
627 $this->logoff(); // delete any user set...
628 }
629 return $user;
630 }
631
632 /**
633 * Log out current user!
634 * Removes the current session record, sets the internal ->user array to a blank string; Thereby the current user (if any) is effectively logged out!
635 *
636 * @return void
637 */
638 function logoff() {
639 if ($this->writeDevLog) t3lib_div::devLog('logoff: ses_id = '.$this->id, 't3lib_userAuth');
640
641 // Hook for pre-processing the logoff() method, requested and implemented by andreas.otto@dkd.de:
642 if ( is_array( $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_feuserauth.php']['logoff_pre_processing'] ) ) {
643 $_params = array();
644 foreach( $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_feuserauth.php']['logoff_pre_processing'] as $_funcRef ) {
645 if ($_funcRef) {
646 t3lib_div::callUserFunction($_funcRef,$_params,$this);
647 }
648 }
649 }
650
651 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
652 $this->session_table,
653 'ses_id = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, $this->session_table).'
654 AND ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
655 );
656
657 $this->user = '';
658
659 // Hook for post-processing the logoff() method, requested and implemented by andreas.otto@dkd.de:
660 if ( is_array( $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_feuserauth.php']['logoff_post_processing'] ) ) {
661 $_params = array();
662 foreach( $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_feuserauth.php']['logoff_post_processing'] as $_funcRef ) {
663 if ($_funcRef) {
664 t3lib_div::callUserFunction($_funcRef,$_params,$this);
665 }
666 }
667 }
668 }
669
670
671
672
673
674
675
676
677
678
679
680
681
682 /*************************
683 *
684 * SQL Functions
685 *
686 *************************/
687
688 /**
689 * This returns the where-clause needed to select the user with respect flags like deleted, hidden, starttime, endtime
690 *
691 * @return string
692 * @access private
693 */
694 function user_where_clause() {
695 return (($this->enablecolumns['rootLevel']) ? 'AND '.$this->user_table.'.pid=0 ' : '').
696 (($this->enablecolumns['disabled']) ? ' AND '.$this->user_table.'.'.$this->enablecolumns['disabled'].'=0' : '').
697 (($this->enablecolumns['deleted']) ? ' AND '.$this->user_table.'.'.$this->enablecolumns['deleted'].'=0' : '').
698 (($this->enablecolumns['starttime']) ? ' AND ('.$this->user_table.'.'.$this->enablecolumns['starttime'].'<='.time().')' : '').
699 (($this->enablecolumns['endtime']) ? ' AND ('.$this->user_table.'.'.$this->enablecolumns['endtime'].'=0 OR '.$this->user_table.'.'.$this->enablecolumns['endtime'].'>'.time().')' : '');
700 }
701
702 /**
703 * This returns the where-clause needed to lock a user to the IP address
704 *
705 * @return string
706 * @access private
707 */
708 function ipLockClause() {
709 if ($this->lockIP) {
710 $wherePart = 'AND (
711 '.$this->session_table.'.ses_iplock='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->ipLockClause_remoteIPNumber($this->lockIP),$this->session_table).'
712 OR '.$this->session_table.'.ses_iplock=\'[DISABLED]\'
713 )';
714 return $wherePart;
715 }
716 }
717
718 /**
719 * Returns the IP address to lock to.
720 * The IP address may be partial based on $parts.
721 *
722 * @param integer 1-4: Indicates how many parts of the IP address to return. 4 means all, 1 means only first number.
723 * @return string (Partial) IP address for REMOTE_ADDR
724 * @access private
725 */
726 function ipLockClause_remoteIPNumber($parts) {
727 $IP = t3lib_div::getIndpEnv('REMOTE_ADDR');
728
729 if ($parts>=4) {
730 return $IP;
731 } else {
732 $parts = t3lib_div::intInRange($parts,1,3);
733 $IPparts = explode('.',$IP);
734 for($a=4;$a>$parts;$a--) {
735 unset($IPparts[$a-1]);
736 }
737 return implode('.',$IPparts);
738 }
739 }
740
741 /**
742 * This returns the where-clause needed to lock a user to a hash integer
743 *
744 * @return string
745 * @access private
746 */
747 function hashLockClause() {
748 $wherePart = 'AND '.$this->session_table.'.ses_hashlock='.intval($this->hashLockClause_getHashInt());
749 return $wherePart;
750 }
751
752 /**
753 * Creates hash integer to lock user to. Depends on configured keywords
754 *
755 * @return integer Hash integer
756 * @access private
757 */
758 function hashLockClause_getHashInt() {
759 $hashStr = '';
760
761 if (t3lib_div::inList($this->lockHashKeyWords,'useragent')) $hashStr.=':'.t3lib_div::getIndpEnv('HTTP_USER_AGENT');
762
763 return t3lib_div::md5int($hashStr);
764 }
765
766
767
768
769
770
771
772
773
774
775
776 /*************************
777 *
778 * Session and Configuration Handling
779 *
780 *************************/
781
782 /**
783 * This writes $variable to the user-record. This is a way of providing session-data.
784 * You can fetch the data again through $this->uc in this class!
785 * If $variable is not an array, $this->uc is saved!
786 *
787 * @param array An array you want to store for the user as session data. If $variable is not supplied (is blank string), the internal variable, ->uc, is stored by default
788 * @return void
789 */
790 function writeUC($variable='') {
791 if (is_array($this->user) && $this->user[$this->userid_column]) {
792 if (!is_array($variable)) { $variable = $this->uc; }
793
794 if ($this->writeDevLog) t3lib_div::devLog('writeUC: '.$this->userid_column.'='.intval($this->user[$this->userid_column]), 't3lib_userAuth');
795 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($this->user_table, $this->userid_column.'='.intval($this->user[$this->userid_column]), array('uc' => serialize($variable)));
796 }
797 }
798
799 /**
800 * Sets $theUC as the internal variable ->uc IF $theUC is an array. If $theUC is false, the 'uc' content from the ->user array will be unserialized and restored in ->uc
801 *
802 * @param mixed If an array, then set as ->uc, otherwise load from user record
803 * @return void
804 */
805 function unpack_uc($theUC='') {
806 if (!$theUC) $theUC=unserialize($this->user['uc']);
807 if (is_array($theUC)) {
808 $this->uc=$theUC;
809 }
810 }
811
812 /**
813 * Stores data for a module.
814 * 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.
815 *
816 * @param string $module is the name of the module ($MCONF['name'])
817 * @param mixed $data is the data you want to store for that module (array, string, ...)
818 * @param boolean If $noSave is set, then the ->uc array (which carries all kinds of user data) is NOT written immediately, but must be written by some subsequent call.
819 * @return void
820 */
821 function pushModuleData($module,$data,$noSave=0) {
822 $this->uc['moduleData'][$module] = $data;
823 $this->uc['moduleSessionID'][$module] = $this->id;
824 if (!$noSave) $this->writeUC();
825 }
826
827 /**
828 * Gets module data for a module (from a loaded ->uc array)
829 *
830 * @param string $module is the name of the module ($MCONF['name'])
831 * @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).
832 * @return mixed The module data if available: $this->uc['moduleData'][$module];
833 */
834 function getModuleData($module,$type='') {
835 if ($type!='ses' || $this->uc['moduleSessionID'][$module]==$this->id) {
836 return $this->uc['moduleData'][$module];
837 }
838 }
839
840 /**
841 * Returns the session data stored for $key.
842 * The data will last only for this login session since it is stored in the session table.
843 *
844 * @param string Pointer to an associative key in the session data array which is stored serialized in the field "ses_data" of the session table.
845 * @return mixed
846 */
847 function getSessionData($key) {
848 $sesDat = unserialize($this->user['ses_data']);
849 return $sesDat[$key];
850 }
851
852 /**
853 * Sets the session data ($data) for $key and writes all session data (from ->user['ses_data']) to the database.
854 * The data will last only for this login session since it is stored in the session table.
855 *
856 * @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.
857 * @param mixed The variable to store in index $key
858 * @return void
859 */
860 function setAndSaveSessionData($key,$data) {
861 $sesDat = unserialize($this->user['ses_data']);
862 $sesDat[$key] = $data;
863 $this->user['ses_data'] = serialize($sesDat);
864
865 if ($this->writeDevLog) t3lib_div::devLog('setAndSaveSessionData: ses_id = '.$this->user['ses_id'], 't3lib_userAuth');
866 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($this->session_table, 'ses_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->user['ses_id'], $this->session_table), array('ses_data' => $this->user['ses_data']));
867 }
868
869
870
871
872
873
874
875
876
877
878
879
880
881 /*************************
882 *
883 * Misc
884 *
885 *************************/
886
887 /**
888 * Returns an info array with Login/Logout data submitted by a form or params
889 *
890 * @return array
891 * @internal
892 */
893 function getLoginFormData() {
894 $loginData=array();
895 if ($this->getMethodEnabled) {
896 $loginData['status'] = t3lib_div::_GP($this->formfield_status);
897 $loginData['uname'] = t3lib_div::_GP($this->formfield_uname);
898 $loginData['uident'] = t3lib_div::_GP($this->formfield_uident);
899 $loginData['chalvalue'] = t3lib_div::_GP($this->formfield_chalvalue);
900 } else {
901 $loginData['status'] = t3lib_div::_POST($this->formfield_status);
902 $loginData['uname'] = t3lib_div::_POST($this->formfield_uname);
903 $loginData['uident'] = t3lib_div::_POST($this->formfield_uident);
904 $loginData['chalvalue'] = t3lib_div::_POST($this->formfield_chalvalue);
905 }
906 $loginData = $this->processLoginData($loginData);
907
908 return $loginData;
909 }
910
911 /**
912 * Processes Login data submitted by a form or params depending on the
913 * security_level
914 *
915 * @param array login data array
916 * @param string Alternative security_level. Used when authentication services wants to override the default.
917 * @return array processed login data array
918 * @internal
919 */
920 function processLoginData($loginData, $security_level='') {
921 global $TYPO3_CONF_VARS;
922
923 $loginSecurityLevel = $security_level ? $security_level : ($TYPO3_CONF_VARS[$this->loginType]['loginSecurityLevel'] ? $TYPO3_CONF_VARS[$this->loginType]['loginSecurityLevel'] : $this->security_level);
924
925 // Processing data according to the state it was submitted in.
926 // ($loginSecurityLevel should reflect the security level used on the data being submitted in the login form)
927 if ($loginSecurityLevel=='normal') {
928 $loginData['uident_text'] = $loginData['uident'];
929 $loginData['uident_challenged'] = (string)md5($loginData['uname'].':'.$loginData['uident'].':'.$loginData['chalvalue']);
930 $loginData['uident_superchallenged'] = (string)md5($loginData['uname'].':'.(md5($loginData['uident'])).':'.$loginData['chalvalue']);
931 } elseif ($loginSecurityLevel=='challenged') {
932 $loginData['uident_text'] = '';
933 $loginData['uident_challenged'] = $loginData['uident'];
934 $loginData['uident_superchallenged'] = '';
935 } elseif ($loginSecurityLevel=='superchallenged') {
936 $loginData['uident_text'] = '';
937 $loginData['uident_challenged'] = '';
938 $loginData['uident_superchallenged'] = $loginData['uident'];
939 }
940
941 // The password "uident" is set based on the internal security setting of TYPO3
942 // Example:
943 // $this->security_level for the backend must be "superchallenged" because passwords are stored as md5-hashes in the be_users table
944 // $this->security_level for the frontend must be "normal" or "challenged" because passwords are stored as clear-text in the fe_users tables
945 if ($this->security_level=='normal') {
946 $loginData['uident'] = $loginData['uident_text'];
947 } elseif ($this->security_level=='challenged') {
948 $loginData['uident'] = $loginData['uident_challenged'];
949 } elseif ($this->security_level=='superchallenged') {
950 $loginData['uident'] = $loginData['uident_superchallenged'];
951 }
952
953 return $loginData;
954 }
955
956 /**
957 * Returns an info array which provides additional information for auth services
958 *
959 * @return array
960 * @internal
961 */
962 function getAuthInfoArray() {
963 $authInfo = array();
964 $authInfo['loginType'] = $this->loginType;
965 $authInfo['refInfo'] = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
966 $authInfo['HTTP_HOST'] = t3lib_div::getIndpEnv('HTTP_HOST');
967 $authInfo['REMOTE_ADDR'] = t3lib_div::getIndpEnv('REMOTE_ADDR');
968 $authInfo['REMOTE_HOST'] = t3lib_div::getIndpEnv('REMOTE_HOST');
969 $authInfo['security_level'] = $this->security_level;
970 $authInfo['showHiddenRecords'] = $this->showHiddenRecords;
971 // can be overidden in localconf by SVCONF:
972 $authInfo['db_user']['table'] = $this->user_table;
973 $authInfo['db_user']['userid_column'] = $this->userid_column;
974 $authInfo['db_user']['username_column'] = $this->username_column;
975 $authInfo['db_user']['userident_column'] = $this->userident_column;
976 $authInfo['db_user']['usergroup_column'] = $this->usergroup_column;
977 $authInfo['db_user']['enable_clause'] = $this->user_where_clause();
978 $authInfo['db_user']['checkPidList'] = $this->checkPid ? $this->checkPid_value : '';
979 $authInfo['db_user']['check_pid_clause'] = $this->checkPid ? ' AND pid IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($authInfo['db_user']['checkPidList']).')' : '';
980 $authInfo['db_groups']['table'] = $this->usergroup_table;
981 return $authInfo;
982 }
983
984 /**
985 * Check the login data with the user record data for builtin login methods
986 *
987 * @param array user data array
988 * @param array login data array
989 * @param string Alternative security_level. Used when authentication services wants to override the default.
990 * @return boolean true if login data matched
991 */
992 function compareUident($user, $loginData, $security_level='') {
993
994 $OK = FALSE;
995 $security_level = $security_level ? $security_level : $this->security_level;
996
997 switch ($security_level) {
998 case 'superchallenged': // If superchallenged the password in the database ($user[$this->userident_column]) must be a md5-hash of the original password.
999 case 'challenged':
1000
1001 // Check challenge stored in cookie:
1002 if ($this->challengeStoredInCookie) {
1003 session_start();
1004 if ($_SESSION['login_challenge'] !== $loginData['chalvalue']) {
1005 if ($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);
1006 $this->logoff();
1007 return FALSE;
1008 }
1009 }
1010
1011 if ((string)$loginData['uident'] === (string)md5($user[$this->username_column].':'.$user[$this->userident_column].':'.$loginData['chalvalue'])) {
1012 $OK = TRUE;
1013 };
1014 break;
1015 default: // normal
1016 if ((string)$loginData['uident'] === (string)$user[$this->userident_column]) {
1017 $OK = TRUE;
1018 };
1019 break;
1020 }
1021
1022 return $OK;
1023 }
1024
1025 /**
1026 * Garbage collector, removing old expired sessions.
1027 *
1028 * @return void
1029 * @internal
1030 */
1031 function gc() {
1032 $GLOBALS['TYPO3_DB']->exec_DELETEquery(
1033 $this->session_table,
1034 'ses_tstamp < '.intval(time()-($this->gc_time*60*60)).'
1035 AND ses_name = '.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->name, $this->session_table)
1036 );
1037 }
1038
1039 /**
1040 * Redirect to somewhere. Obsolete, deprecated etc.
1041 *
1042 * @return void
1043 * @ignore
1044 */
1045 function redirect() {
1046 if (!$this->userid && $this->auth_url) { // if no userid AND an include-document for login is given
1047 include ($this->auth_include);
1048 exit;
1049 }
1050 }
1051
1052 /**
1053 * DUMMY: Writes to log database table (in some extension classes)
1054 *
1055 * @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
1056 * @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 !!)
1057 * @param integer $error: flag. 0 = message, 1 = error (user problem), 2 = System Error (which should not happen), 3 = security notice (admin)
1058 * @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
1059 * @param string $details: Default text that follows the message
1060 * @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...
1061 * @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.)
1062 * @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.)
1063 * @param integer $recpid: Special field used by tce_main.php. These ($tablename, $recuid, $recpid) holds the reference to the record which the log-entry is about. (Was used in attic status.php to update the interface.)
1064 * @return void
1065 * @see t3lib_userauthgroup::writelog()
1066 */
1067 function writelog($type,$action,$error,$details_nr,$details,$data,$tablename,$recuid,$recpid) {
1068 }
1069
1070 /**
1071 * DUMMY: Check login failures (in some extension classes)
1072 *
1073 * @return void
1074 * @ignore
1075 */
1076 function checkLogFailures() {
1077 }
1078
1079 /**
1080 * Raw initialization of the be_user with uid=$uid
1081 * This will circumvent all login procedures and select a be_users record from the database and set the content of ->user to the record selected. Thus the BE_USER object will appear like if a user was authenticated - however without a session id and the fields from the session table of course.
1082 * Will check the users for disabled, start/endtime, etc. ($this->user_where_clause())
1083 *
1084 * @param integer The UID of the backend user to set in ->user
1085 * @return void
1086 * @internal
1087 * @see SC_mod_tools_be_user_index::compareUsers(), SC_mod_user_setup_index::simulateUser(), freesite_admin::startCreate()
1088 */
1089 function setBeUserByUid($uid) {
1090 $this->user = $this->getRawUserByUid($uid);
1091 }
1092
1093 /**
1094 * Raw initialization of the be_user with username=$name
1095 *
1096 * @param string The username to look up.
1097 * @return void
1098 * @see t3lib_userAuth::setBeUserByUid()
1099 * @internal
1100 */
1101 function setBeUserByName($name) {
1102 $this->user = $this->getRawUserByName($name);
1103 }
1104
1105 /**
1106 * Fetching raw user record with uid=$uid
1107 *
1108 * @param integer The UID of the backend user to set in ->user
1109 * @return array user record or FALSE
1110 * @internal
1111 */
1112 function getRawUserByUid($uid) {
1113 $user = FALSE;
1114 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->user_table, 'uid='.intval($uid).' '.$this->user_where_clause());
1115 if ($dbres) {
1116 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1117 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1118 }
1119 return $user;
1120 }
1121
1122 /**
1123 * Fetching raw user record with username=$name
1124 *
1125 * @param string The username to look up.
1126 * @return array user record or FALSE
1127 * @see t3lib_userAuth::getUserByUid()
1128 * @internal
1129 */
1130 function getRawUserByName($name) {
1131 $user = FALSE;
1132 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->user_table, 'username='.$GLOBALS['TYPO3_DB']->fullQuoteStr($name, $this->user_table).' '.$this->user_where_clause());
1133 if ($dbres) {
1134 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1135 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1136 }
1137 return $user;
1138 }
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154 /*************************
1155 *
1156 * Create/update user - EXPERIMENTAL
1157 *
1158 *************************/
1159
1160 /**
1161 * Get a user from DB by username
1162 * provided for usage from services
1163 *
1164 * @param array User db table definition: $this->db_user
1165 * @param string user name
1166 * @param string additional WHERE clause: " AND ...
1167 * @return mixed user array or FALSE
1168 */
1169 function fetchUserRecord($dbUser, $username, $extraWhere='' ) {
1170 $user = FALSE;
1171
1172 $usernameClause = $username ? ($dbUser['username_column'].'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($username, $dbUser['table'])) : '';
1173
1174 if ($username OR $extraWhere) {
1175
1176 // Look up the user by the username and/or extraWhere:
1177 $dbres = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1178 '*',
1179 $dbUser['table'],
1180 $usernameClause.
1181 $dbUser['check_pid_clause'].
1182 $dbUser['enable_clause'].
1183 $extraWhere
1184 );
1185
1186 if ($dbres) {
1187 $user = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($dbres);
1188 $GLOBALS['TYPO3_DB']->sql_free_result($dbres);
1189 }
1190 }
1191 return $user;
1192 }
1193 }
1194
1195
1196
1197 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauth.php']) {
1198 include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauth.php']);
1199 }
1200 ?>