typo3/sysext/sv/Classes/AuthenticationService.php

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