typo3/sysext/sv/Classes/AuthenticationService.php

   1 <?php
   2 namespace TYPO3\CMS\Sv;
   3
   4 /***************************************************************
   5  *  Copyright notice
   6  *
   7  *  (c) 2004-2013 René Fritz <r.fritz@colorcube.de>
   8  *  All rights reserved
   9  *
  10  *  This script is part of the TYPO3 project. The TYPO3 project is
  11  *  free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License as published by
  13  *  the Free Software Foundation; either version 2 of the License, or
  14  *  (at your option) any later version.
  15  *
  16  *  The GNU General Public License can be found at
  17  *  http://www.gnu.org/copyleft/gpl.html.
  18  *  A copy is found in the text file GPL.txt and important notices to the license
  19  *  from the author is found in LICENSE.txt distributed with these scripts.
  20  *
  21  *
  22  *  This script is distributed in the hope that it will be useful,
  23  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  24  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25  *  GNU General Public License for more details.
  26  *
  27  *  This copyright notice MUST APPEAR in all copies of the script!
  28  ***************************************************************/
  29
  30 /**
  31  * Authentication services class
  32  *
  33  * @author René Fritz <r.fritz@colorcube.de>
  34  */
  35 class AuthenticationService extends \TYPO3\CMS\Sv\AbstractAuthenticationService {
  36
  37         /**
  38          * Process the submitted credentials.
  39          * In this case hash the clear text password if it has been submitted.
  40          *
  41          * @param array $loginData Credentials that are submitted and potentially modified by other services
  42          * @param string $passwordTransmissionStrategy Keyword of how the password has been hashed or encrypted before submission
  43          * @return boolean
  44          */
  45         public function processLoginData(array &$loginData, $passwordTransmissionStrategy) {
  46                 $isProcessed = TRUE;
  47                 // Processing data according to the state it was submitted in.
  48                 switch ($passwordTransmissionStrategy) {
  49                         case 'normal':
  50                                 $loginData['uident_text'] = $loginData['uident'];
  51                                 break;
  52                         case 'challenged':
  53                                 $loginData['uident_text'] = '';
  54                                 $loginData['uident_challenged'] = $loginData['uident'];
  55                                 $loginData['uident_superchallenged'] = '';
  56                                 break;
  57                         case 'superchallenged':
  58                                 $loginData['uident_text'] = '';
  59                                 $loginData['uident_challenged'] = '';
  60                                 $loginData['uident_superchallenged'] = $loginData['uident'];
  61                                 break;
  62                         default:
  63                                 $isProcessed = FALSE;
  64                 }
  65                 if (!empty($loginData['uident_text'])) {
  66                         $loginData['uident_challenged'] = (string) md5(($loginData['uname'] . ':' . $loginData['uident_text'] . ':' . $loginData['chalvalue']));
  67                         $loginData['uident_superchallenged'] = (string) md5(($loginData['uname'] . ':' . md5($loginData['uident_text']) . ':' . $loginData['chalvalue']));
  68                         $isProcessed = TRUE;
  69                 }
  70                 return $isProcessed;
  71         }
  72
  73         /**
  74          * Find a user (eg. look up the user record in database when a login is sent)
  75          *
  76          * @return mixed User array or FALSE
  77          * @todo Define visibility
  78          */
  79         public function getUser() {
  80                 $user = FALSE;
  81                 if ($this->login['status'] == 'login') {
  82                         if ($this->login['uident']) {
  83                                 $user = $this->fetchUserRecord($this->login['uname']);
  84                                 if (!is_array($user)) {
  85                                         // Failed login attempt (no username found)
  86                                         $this->writelog(255, 3, 3, 2, 'Login-attempt from %s (%s), username \'%s\' not found!!', array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']));
  87                                         // Logout written to log
  88                                         \TYPO3\CMS\Core\Utility\GeneralUtility::sysLog(sprintf('Login-attempt from %s (%s), username \'%s\' not found!', $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']), 'Core', \TYPO3\CMS\Core\Utility\GeneralUtility::SYSLOG_SEVERITY_WARNING);
  89                                 } else {
  90                                         if ($this->writeDevLog) {
  91                                                 \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('User found: ' . \TYPO3\CMS\Core\Utility\GeneralUtility::arrayToLogString($user, array($this->db_user['userid_column'], $this->db_user['username_column'])), 'TYPO3\\CMS\\Sv\\AuthenticationService');
  92                                         }
  93                                 }
  94                         } else {
  95                                 // Failed Login attempt (no password given)
  96                                 $this->writelog(255, 3, 3, 2, 'Login-attempt from %s (%s) for username \'%s\' with an empty password!', array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']));
  97                                 \TYPO3\CMS\Core\Utility\GeneralUtility::sysLog(sprintf('Login-attempt from %s (%s), for username \'%s\' with an empty password!', $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']), 'Core', \TYPO3\CMS\Core\Utility\GeneralUtility::SYSLOG_SEVERITY_WARNING);
  98                         }
  99                 }
 100                 return $user;
 101         }
 102
 103         /**
 104          * Authenticate a user (Check various conditions for the user that might invalidate its authentication, eg. password match, domain, IP, etc.)
 105          *
 106          * @param array $user Data of user.
 107          * @return boolean
 108          */
 109         public function authUser(array $user) {
 110                 $OK = 100;
 111                 if ($this->login['uident'] && $this->login['uname']) {
 112                         // Checking password match for user:
 113                         $OK = $this->compareUident($user, $this->login);
 114                         if (!$OK) {
 115                                 // Failed login attempt (wrong password) - write that to the log!
 116                                 if ($this->writeAttemptLog) {
 117                                         $this->writelog(255, 3, 3, 1, 'Login-attempt from %s (%s), username \'%s\', password not accepted!', array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']));
 118                                         \TYPO3\CMS\Core\Utility\GeneralUtility::sysLog(sprintf('Login-attempt from %s (%s), username \'%s\', password not accepted!', $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']), 'Core', \TYPO3\CMS\Core\Utility\GeneralUtility::SYSLOG_SEVERITY_WARNING);
 119                                 }
 120                                 if ($this->writeDevLog) {
 121                                         \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('Password not accepted: ' . $this->login['uident'], 'TYPO3\\CMS\\Sv\\AuthenticationService', 2);
 122                                 }
 123                         }
 124                         // Checking the domain (lockToDomain)
 125                         if ($OK && $user['lockToDomain'] && $user['lockToDomain'] != $this->authInfo['HTTP_HOST']) {
 126                                 // Lock domain didn't match, so error:
 127                                 if ($this->writeAttemptLog) {
 128                                         $this->writelog(255, 3, 3, 1, 'Login-attempt from %s (%s), username \'%s\', locked domain \'%s\' did not match \'%s\'!', array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $user[$this->db_user['username_column']], $user['lockToDomain'], $this->authInfo['HTTP_HOST']));
 129                                         \TYPO3\CMS\Core\Utility\GeneralUtility::sysLog(sprintf('Login-attempt from %s (%s), username \'%s\', locked domain \'%s\' did not match \'%s\'!', $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $user[$this->db_user['username_column']], $user['lockToDomain'], $this->authInfo['HTTP_HOST']), 'Core', \TYPO3\CMS\Core\Utility\GeneralUtility::SYSLOG_SEVERITY_WARNING);
 130                                 }
 131                                 $OK = FALSE;
 132                         }
 133                 }
 134                 return $OK;
 135         }
 136
 137         /**
 138          * Find usergroup records, currently only for frontend
 139          *
 140          * @param array $user Data of user.
 141          * @param array $knownGroups Group data array of already known groups. This is handy if you want select other related groups. Keys in this array are unique IDs of those groups.
 142          * @return mixed Groups array, keys = uid which must be unique
 143          * @todo Define visibility
 144          */
 145         public function getGroups($user, $knownGroups) {
 146                 global $TYPO3_CONF_VARS;
 147                 $groupDataArr = array();
 148                 if ($this->mode == 'getGroupsFE') {
 149                         $groups = array();
 150                         if (is_array($user) && $user[$this->db_user['usergroup_column']]) {
 151                                 $groupList = $user[$this->db_user['usergroup_column']];
 152                                 $groups = array();
 153                                 $this->getSubGroups($groupList, '', $groups);
 154                         }
 155                         // ADD group-numbers if the IPmask matches.
 156                         if (is_array($TYPO3_CONF_VARS['FE']['IPmaskMountGroups'])) {
 157                                 foreach ($TYPO3_CONF_VARS['FE']['IPmaskMountGroups'] as $IPel) {
 158                                         if ($this->authInfo['REMOTE_ADDR'] && $IPel[0] && \TYPO3\CMS\Core\Utility\GeneralUtility::cmpIP($this->authInfo['REMOTE_ADDR'], $IPel[0])) {
 159                                                 $groups[] = (int)$IPel[1];
 160                                         }
 161                                 }
 162                         }
 163                         $groups = array_unique($groups);
 164                         if (count($groups)) {
 165                                 $list = implode(',', $groups);
 166                                 if ($this->writeDevLog) {
 167                                         \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('Get usergroups with id: ' . $list, 'TYPO3\\CMS\\Sv\\AuthenticationService');
 168                                 }
 169                                 $lockToDomain_SQL = ' AND (lockToDomain=\'\' OR lockToDomain IS NULL OR lockToDomain=\'' . $this->authInfo['HTTP_HOST'] . '\')';
 170                                 if (!$this->authInfo['showHiddenRecords']) {
 171                                         $hiddenP = 'AND hidden=0 ';
 172                                 }
 173                                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->db_groups['table'], 'deleted=0 ' . $hiddenP . ' AND uid IN (' . $list . ')' . $lockToDomain_SQL);
 174                                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
 175                                         $groupDataArr[$row['uid']] = $row;
 176                                 }
 177                                 if ($res) {
 178                                         $GLOBALS['TYPO3_DB']->sql_free_result($res);
 179                                 }
 180                         } else {
 181                                 if ($this->writeDevLog) {
 182                                         \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('No usergroups found.', 'TYPO3\\CMS\\Sv\\AuthenticationService', 2);
 183                                 }
 184                         }
 185                 } elseif ($this->mode == 'getGroupsBE') {
 186
 187                 }
 188                 return $groupDataArr;
 189         }
 190
 191         /**
 192          * Fetches subgroups of groups. Function is called recursively for each subgroup.
 193          * Function was previously copied from
 194          * \TYPO3\CMS\Core\Authentication\BackendUserAuthentication->fetchGroups and has been slightly modified.
 195          *
 196          * @param string $grList Commalist of fe_groups uid numbers
 197          * @param string $idList List of already processed fe_groups-uids so the function will not fall into a eternal recursion.
 198          * @param array $groups
 199          * @return array
 200          * @access private
 201          * @todo Define visibility
 202          */
 203         public function getSubGroups($grList, $idList = '', &$groups) {
 204                 // Fetching records of the groups in $grList (which are not blocked by lockedToDomain either):
 205                 $lockToDomain_SQL = ' AND (lockToDomain=\'\' OR lockToDomain IS NULL OR lockToDomain=\'' . $this->authInfo['HTTP_HOST'] . '\')';
 206                 if (!$this->authInfo['showHiddenRecords']) {
 207                         $hiddenP = 'AND hidden=0 ';
 208                 }
 209                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid,subgroup', 'fe_groups', 'deleted=0 ' . $hiddenP . ' AND uid IN (' . $grList . ')' . $lockToDomain_SQL);
 210                 // Internal group record storage
 211                 $groupRows = array();
 212                 // The groups array is filled
 213                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
 214                         if (!in_array($row['uid'], $groups)) {
 215                                 $groups[] = $row['uid'];
 216                         }
 217                         $groupRows[$row['uid']] = $row;
 218                 }
 219                 // Traversing records in the correct order
 220                 $include_staticArr = \TYPO3\CMS\Core\Utility\GeneralUtility::intExplode(',', $grList);
 221                 // traversing list
 222                 foreach ($include_staticArr as $uid) {
 223                         // Get row:
 224                         $row = $groupRows[$uid];
 225                         // Must be an array and $uid should not be in the idList, because then it is somewhere previously in the grouplist
 226                         if (is_array($row) && !\TYPO3\CMS\Core\Utility\GeneralUtility::inList($idList, $uid)) {
 227                                 // Include sub groups
 228                                 if (trim($row['subgroup'])) {
 229                                         // Make integer list
 230                                         $theList = implode(',', \TYPO3\CMS\Core\Utility\GeneralUtility::intExplode(',', $row['subgroup']));
 231                                         // Call recursively, pass along list of already processed groups so they are not recursed again.
 232                                         $this->getSubGroups($theList, $idList . ',' . $uid, $groups);
 233                                 }
 234                         }
 235                 }
 236         }
 237
 238 }