typo3/sysext/sv/class.tx_sv_auth.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 2004-2011 René Fritz <r.fritz@colorcube.de>
   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  * Service 'User authentication' for the 'sv' extension.
  29  *
  30  * @author      René Fritz <r.fritz@colorcube.de>
  31  */
  32
  33
  34
  35 /**
  36  * Authentication services class
  37  *
  38  * @author      René Fritz <r.fritz@colorcube.de>
  39  * @package TYPO3
  40  * @subpackage tx_sv
  41  */
  42 class tx_sv_auth extends tx_sv_authbase         {
  43
  44
  45         /**
  46          * Find a user (eg. look up the user record in database when a login is sent)
  47          *
  48          * @return      mixed           user array or FALSE
  49          */
  50         function getUser()      {
  51                 $user = FALSE;
  52
  53                 if ($this->login['status']=='login' && $this->login['uident'])  {
  54
  55                         $user = $this->fetchUserRecord($this->login['uname']);
  56
  57                         if(!is_array($user)) {
  58                                         // Failed login attempt (no username found)
  59                                 $this->writelog(255,3,3,2,
  60                                         "Login-attempt from %s (%s), username '%s' not found!!",
  61                                         Array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']));  // Logout written to log
  62                                 t3lib_div::sysLog(
  63                                         sprintf( "Login-attempt from %s (%s), username '%s' not found!", $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname'] ),
  64                                         'Core',
  65                                         0
  66                                 );
  67                         } else {
  68                                 if ($this->writeDevLog)         t3lib_div::devLog('User found: '.t3lib_div::arrayToLogString($user, array($this->db_user['userid_column'],$this->db_user['username_column'])), 'tx_sv_auth');
  69                         }
  70                 }
  71                 return $user;
  72         }
  73
  74         /**
  75          * Authenticate a user (Check various conditions for the user that might invalidate its authentication, eg. password match, domain, IP, etc.)
  76          *
  77          * @param       array           Data of user.
  78          * @return      boolean
  79          */
  80         public function authUser(array $user) {
  81                 $OK = 100;
  82
  83                 if ($this->login['uident'] && $this->login['uname'])    {
  84
  85                                 // Checking password match for user:
  86                         $OK = $this->compareUident($user, $this->login);
  87
  88                         if(!$OK)     {
  89                                         // Failed login attempt (wrong password) - write that to the log!
  90                                 if ($this->writeAttemptLog) {
  91                                         $this->writelog(255,3,3,1,
  92                                                 "Login-attempt from %s (%s), username '%s', password not accepted!",
  93                                                 Array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname']));
  94                                         t3lib_div::sysLog(
  95                                                 sprintf( "Login-attempt from %s (%s), username '%s', password not accepted!", $this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $this->login['uname'] ),
  96                                                 'Core',
  97                                                 0
  98                                         );
  99                                 }
 100                                 if ($this->writeDevLog)         t3lib_div::devLog('Password not accepted: '.$this->login['uident'], 'tx_sv_auth', 2);
 101                         }
 102
 103                                 // Checking the domain (lockToDomain)
 104                         if ($OK && $user['lockToDomain'] && $user['lockToDomain']!=$this->authInfo['HTTP_HOST'])        {
 105                                         // Lock domain didn't match, so error:
 106                                 if ($this->writeAttemptLog) {
 107                                         $this->writelog(255,3,3,1,
 108                                                 "Login-attempt from %s (%s), username '%s', locked domain '%s' did not match '%s'!",
 109                                                 Array($this->authInfo['REMOTE_ADDR'], $this->authInfo['REMOTE_HOST'], $user[$this->db_user['username_column']], $user['lockToDomain'], $this->authInfo['HTTP_HOST']));
 110                                         t3lib_div::sysLog(
 111                                                 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'] ),
 112                                                 'Core',
 113                                                 0
 114                                         );
 115                                 }
 116                                 $OK = FALSE;
 117                         }
 118                 }
 119
 120                 return $OK;
 121         }
 122
 123         /**
 124          * Find usergroup records, currently only for frontend
 125          *
 126          * @param       array           Data of user.
 127          * @param       array           Group data array of already known groups. This is handy if you want select other related groups. Keys in this array are unique IDs of those groups.
 128          * @return      mixed           Groups array, keys = uid which must be unique
 129          */
 130         function getGroups($user, $knownGroups) {
 131                 global $TYPO3_CONF_VARS;
 132
 133                 $groupDataArr = array();
 134
 135                 if($this->mode=='getGroupsFE')  {
 136
 137                         $groups = array();
 138                         if (is_array($user) && $user[$this->db_user['usergroup_column']])       {
 139                                 $groupList = $user[$this->db_user['usergroup_column']];
 140                                 $groups = array();
 141                                 $this->getSubGroups($groupList,'',$groups);
 142                         }
 143
 144                                 // ADD group-numbers if the IPmask matches.
 145                         if (is_array($TYPO3_CONF_VARS['FE']['IPmaskMountGroups']))      {
 146                                 foreach($TYPO3_CONF_VARS['FE']['IPmaskMountGroups'] as $IPel)   {
 147                                         if ($this->authInfo['REMOTE_ADDR'] && $IPel[0] && t3lib_div::cmpIP($this->authInfo['REMOTE_ADDR'],$IPel[0]))    {$groups[]=intval($IPel[1]);}
 148                                 }
 149                         }
 150
 151                         $groups = array_unique($groups);
 152
 153                         if (count($groups))     {
 154                                 $list = implode(',',$groups);
 155
 156                                 if ($this->writeDevLog)         t3lib_div::devLog('Get usergroups with id: '.$list, 'tx_sv_auth');
 157
 158                                 $lockToDomain_SQL = ' AND (lockToDomain=\'\' OR lockToDomain IS NULL OR lockToDomain=\''.$this->authInfo['HTTP_HOST'].'\')';
 159                                 if (!$this->authInfo['showHiddenRecords'])      $hiddenP = 'AND hidden=0 ';
 160                                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->db_groups['table'], 'deleted=0 '.$hiddenP.' AND uid IN ('.$list.')'.$lockToDomain_SQL);
 161                                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))      {
 162                                         $groupDataArr[$row['uid']] = $row;
 163                                 }
 164                                 if ($res)       $GLOBALS['TYPO3_DB']->sql_free_result($res);
 165
 166                         } else {
 167                                 if ($this->writeDevLog)         t3lib_div::devLog('No usergroups found.', 'tx_sv_auth', 2);
 168                         }
 169                 } elseif ($this->mode=='getGroupsBE') {
 170
 171                         # Get the BE groups here
 172                         # still needs to be implemented in t3lib_userauthgroup
 173                 }
 174
 175                 return $groupDataArr;
 176         }
 177
 178         /**
 179          * Fetches subgroups of groups. Function is called recursively for each subgroup.
 180          * Function was previously copied from t3lib_userAuthGroup->fetchGroups and has been slightly modified.
 181          *
 182          * @param       string          Commalist of fe_groups uid numbers
 183          * @param       string          List of already processed fe_groups-uids so the function will not fall into a eternal recursion.
 184          * @return      array
 185          * @access private
 186          */
 187         function getSubGroups($grList, $idList='', &$groups)    {
 188
 189                         // Fetching records of the groups in $grList (which are not blocked by lockedToDomain either):
 190                 $lockToDomain_SQL = ' AND (lockToDomain=\'\' OR lockToDomain IS NULL OR lockToDomain=\''.$this->authInfo['HTTP_HOST'].'\')';
 191                 if (!$this->authInfo['showHiddenRecords'])      $hiddenP = 'AND hidden=0 ';
 192                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid,subgroup', 'fe_groups', 'deleted=0 '.$hiddenP.' AND uid IN ('.$grList.')'.$lockToDomain_SQL);
 193
 194                 $groupRows = array();   // Internal group record storage
 195
 196                         // The groups array is filled
 197                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))      {
 198                         if(!in_array($row['uid'], $groups))     { $groups[] = $row['uid']; }
 199                         $groupRows[$row['uid']] = $row;
 200                 }
 201
 202                         // Traversing records in the correct order
 203                 $include_staticArr = t3lib_div::intExplode(',', $grList);
 204                 foreach($include_staticArr as $uid)     {       // traversing list
 205
 206                                 // Get row:
 207                         $row=$groupRows[$uid];
 208                         if (is_array($row) && !t3lib_div::inList($idList,$uid)) {       // Must be an array and $uid should not be in the idList, because then it is somewhere previously in the grouplist
 209
 210                                         // Include sub groups
 211                                 if (trim($row['subgroup']))     {
 212                                         $theList = implode(',',t3lib_div::intExplode(',',$row['subgroup']));    // Make integer list
 213                                         $this->getSubGroups($theList, $idList.','.$uid, $groups);               // Call recursively, pass along list of already processed groups so they are not recursed again.
 214                                 }
 215                         }
 216                 }
 217         }
 218 }
 219
 220
 221
 222 if (defined('TYPO3_MODE') && isset($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/sv/class.tx_sv_auth.php'])) {
 223         include_once($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/sv/class.tx_sv_auth.php']);
 224 }
 225 ?>