t3lib/class.t3lib_userauthgroup.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 1999-2006 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 an extension class specifically for authentication/initialization of backend users in TYPO3
  29  *
  30  * $Id$
  31  * Revised for TYPO3 3.6 July/2003 by Kasper Skaarhoj
  32  *
  33  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
  34  */
  35 /**
  36  * [CLASS/FUNCTION INDEX of SCRIPT]
  37  *
  38  *
  39  *
  40  *  135: class t3lib_userAuthGroup extends t3lib_userAuth
  41  *
  42  *              SECTION: Permission checking functions:
  43  *  199:     function isAdmin()
  44  *  211:     function isMemberOfGroup($groupId)
  45  *  233:     function doesUserHaveAccess($row,$perms)
  46  *  250:     function isInWebMount($id,$readPerms='',$exitOnError=0)
  47  *  277:     function modAccess($conf,$exitOnError)
  48  *  328:     function getPagePermsClause($perms)
  49  *  367:     function calcPerms($row)
  50  *  405:     function isRTE()
  51  *  439:     function check($type,$value)
  52  *  456:     function checkAuthMode($table,$field,$value,$authMode)
  53  *  522:     function checkLanguageAccess($langValue)
  54  *  544:     function recordEditAccessInternals($table,$idOrRow,$newRecord=FALSE)
  55  *  619:     function isPSet($lCP,$table,$type='')
  56  *  636:     function mayMakeShortcut()
  57  *  650:     function workspaceCannotEditRecord($table,$recData)
  58  *  689:     function workspaceCannotEditOfflineVersion($table,$recData)
  59  *  712:     function workspaceAllowLiveRecordsInPID($pid, $table)
  60  *  733:     function workspaceCreateNewRecord($pid, $table)
  61  *  752:     function workspaceAllowAutoCreation($table,$id,$recpid)
  62  *  772:     function workspaceCheckStageForCurrent($stage)
  63  *  795:     function workspacePublishAccess($wsid)
  64  *  823:     function workspaceSwapAccess()
  65  *  835:     function workspaceVersioningTypeAccess($type)
  66  *  866:     function workspaceVersioningTypeGetClosest($type)
  67  *
  68  *              SECTION: Miscellaneous functions
  69  *  909:     function getTSConfig($objectString,$config='')
  70  *  935:     function getTSConfigVal($objectString)
  71  *  947:     function getTSConfigProp($objectString)
  72  *  959:     function inList($in_list,$item)
  73  *  970:     function returnWebmounts()
  74  *  980:     function returnFilemounts()
  75  *  997:     function jsConfirmation($bitmask)
  76  *
  77  *              SECTION: Authentication methods
  78  * 1035:     function fetchGroupData()
  79  * 1168:     function fetchGroups($grList,$idList='')
  80  * 1266:     function setCachedList($cList)
  81  * 1286:     function addFileMount($title, $altTitle, $path, $webspace, $type)
  82  * 1333:     function addTScomment($str)
  83  *
  84  *              SECTION: Workspaces
  85  * 1369:     function workspaceInit()
  86  * 1412:     function checkWorkspace($wsRec,$fields='uid,title,adminusers,members,reviewers,publish_access,stagechg_notification')
  87  * 1487:     function checkWorkspaceCurrent()
  88  * 1500:     function setWorkspace($workspaceId)
  89  * 1528:     function setWorkspacePreview($previewState)
  90  * 1538:     function getDefaultWorkspace()
  91  *
  92  *              SECTION: Logging
  93  * 1589:     function writelog($type,$action,$error,$details_nr,$details,$data,$tablename='',$recuid='',$recpid='',$event_pid=-1,$NEWid='',$userId=0)
  94  * 1621:     function simplelog($message, $extKey='', $error=0)
  95  * 1642:     function checkLogFailures($email, $secondsBack=3600, $max=3)
  96  *
  97  * TOTAL FUNCTIONS: 45
  98  * (This index is automatically created/updated by the extension "extdeveval")
  99  *
 100  */
 101
 102         // Need this for parsing User TSconfig
 103 require_once (PATH_t3lib.'class.t3lib_tsparser.php');
 104
 105
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 123
 124
 125 /**
 126  * Extension to class.t3lib_userauth.php; Authentication of users in TYPO3 Backend
 127  *
 128  * Actually this class is extended again by t3lib_beuserauth which is the actual backend user class that will be instantiated.
 129  * In fact the two classes t3lib_beuserauth and this class could just as well be one, single class since t3lib_userauthgroup is not - to my knowledge - used separately elsewhere. But for historical reasons they are two separate classes.
 130  *
 131  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
 132  * @package TYPO3
 133  * @subpackage t3lib
 134  */
 135 class t3lib_userAuthGroup extends t3lib_userAuth {
 136         var $usergroup_column = 'usergroup';            // Should be set to the usergroup-column (id-list) in the user-record
 137         var $usergroup_table = 'be_groups';                     // The name of the group-table
 138
 139                 // internal
 140         var $groupData = Array(                         // This array holds lists of eg. tables, fields and other values related to the permission-system. See fetchGroupData
 141                 'filemounts' => Array()                 // Filemounts are loaded here
 142         );
 143         var $workspace = -99;                           // User workspace. -99 is ERROR (none available), -1 is offline, 0 is online, >0 is custom workspaces.
 144         var $workspaceRec = array();            // Custom workspace record if any
 145
 146         var $userGroups = Array();                      // This array will hold the groups that the user is a member of
 147         var $userGroupsUID = Array();           // This array holds the uid's of the groups in the listed order
 148         var $groupList ='';                                     // This is $this->userGroupsUID imploded to a comma list... Will correspond to the 'usergroup_cached_list'
 149         var $dataLists=array(                           // Used internally to accumulate data for the user-group. DONT USE THIS EXTERNALLY! Use $this->groupData instead
 150                 'webmount_list'=>'',
 151                 'filemount_list'=>'',
 152                 'modList'=>'',
 153                 'tables_select'=>'',
 154                 'tables_modify'=>'',
 155                 'pagetypes_select'=>'',
 156                 'non_exclude_fields'=>'',
 157                 'explicit_allowdeny'=>'',
 158                 'allowed_languages' => '',
 159                 'workspace_perms' => '',
 160                 'custom_options' => '',
 161         );
 162         var $includeHierarchy=array();          // For debugging/display of order in which subgroups are included.
 163         var $includeGroupArray=array();         // List of group_id's in the order they are processed.
 164
 165         var $OS='';                                                     // Set to 'WIN', if windows
 166         var $TSdataArray=array();                       // Used to accumulate the TSconfig data of the user
 167         var $userTS_text = '';                          // Contains the non-parsed user TSconfig
 168         var $userTS = array();                          // Contains the parsed user TSconfig
 169         var $userTSUpdated=0;                           // Set internally if the user TSconfig was parsed and needs to be cached.
 170         var $userTS_dontGetCached=0;            // Set this from outside if you want the user TSconfig to ALWAYS be parsed and not fetched from cache.
 171
 172         var $RTE_errors = array();                      // RTE availability errors collected.
 173         var $errorMsg = '';                                     // Contains last error message
 174
 175         var $checkWorkspaceCurrent_cache=NULL;  // Cache for checkWorkspaceCurrent()
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187         /************************************
 188          *
 189          * Permission checking functions:
 190          *
 191          ************************************/
 192
 193         /**
 194          * Returns true if user is admin
 195          * Basically this function evaluates if the ->user[admin] field has bit 0 set. If so, user is admin.
 196          *
 197          * @return      boolean
 198          */
 199         function isAdmin()      {
 200                 return (($this->user['admin']&1) ==1);
 201         }
 202
 203         /**
 204          * Returns true if the current user is a member of group $groupId
 205          * $groupId must be set. $this->groupList must contain groups
 206          * Will return true also if the user is a member of a group through subgroups.
 207          *
 208          * @param       integer         Group ID to look for in $this->groupList
 209          * @return      boolean
 210          */
 211         function isMemberOfGroup($groupId)      {
 212                 $groupId = intval($groupId);
 213                 if ($this->groupList && $groupId)       {
 214                         return $this->inList($this->groupList, $groupId);
 215                 }
 216         }
 217
 218         /**
 219          * Checks if the permissions is granted based on a page-record ($row) and $perms (binary and'ed)
 220          *
 221          * Bits for permissions, see $perms variable:
 222          *
 223          *              1 - Show:       See/Copy page and the pagecontent.
 224          *              16- Edit pagecontent: Change/Add/Delete/Move pagecontent.
 225          *              2- Edit page: Change/Move the page, eg. change title, startdate, hidden.
 226          *              4- Delete page: Delete the page and pagecontent.
 227          *              8- New pages: Create new pages under the page.
 228          *
 229          * @param       array           $row is the pagerow for which the permissions is checked
 230          * @param       integer         $perms is the binary representation of the permission we are going to check. Every bit in this number represents a permission that must be set. See function explanation.
 231          * @return      boolean         True or False upon evaluation
 232          */
 233         function doesUserHaveAccess($row,$perms)        {
 234                 $userPerms = $this->calcPerms($row);
 235                 return ($userPerms & $perms)==$perms;
 236         }
 237
 238         /**
 239          * Checks if the page id, $id, is found within the webmounts set up for the user.
 240          * This should ALWAYS be checked for any page id a user works with, whether it's about reading, writing or whatever.
 241          * The point is that this will add the security that a user can NEVER touch parts outside his mounted pages in the page tree. This is otherwise possible if the raw page permissions allows for it. So this security check just makes it easier to make safe user configurations.
 242          * If the user is admin OR if this feature is disabled (fx. by setting TYPO3_CONF_VARS['BE']['lockBeUserToDBmounts']=0) then it returns "1" right away
 243          * Otherwise the function will return the uid of the webmount which was first found in the rootline of the input page $id
 244          *
 245          * @param       integer         Page ID to check
 246          * @param       string          Content of "->getPagePermsClause(1)" (read-permissions). If not set, they will be internally calculated (but if you have the correct value right away you can save that database lookup!)
 247          * @param       boolean         If set, then the function will exit with an error message.
 248          * @return      integer         The page UID of a page in the rootline that matched a mount point
 249          */
 250         function isInWebMount($id,$readPerms='',$exitOnError=0) {
 251                 if (!$GLOBALS['TYPO3_CONF_VARS']['BE']['lockBeUserToDBmounts'] || $this->isAdmin())     return 1;
 252                 $id = intval($id);
 253
 254                         // Check if input id is an offline version page in which case we will map id to the online version:
 255                 $checkRec = t3lib_beFUnc::getRecord('pages',$id,'pid,t3ver_oid');
 256                 if ($checkRec['pid']==-1)       {
 257                         $id = intval($checkRec['t3ver_oid']);
 258                 }
 259
 260                 if (!$readPerms)        $readPerms = $this->getPagePermsClause(1);
 261                 if ($id>0)      {
 262                         $wM = $this->returnWebmounts();
 263                         $rL = t3lib_BEfunc::BEgetRootLine($id,' AND '.$readPerms);
 264
 265                         foreach($rL as $v)      {
 266                                 if ($v['uid'] && in_array($v['uid'],$wM))       {
 267                                         return $v['uid'];
 268                                 }
 269                         }
 270                 }
 271                 if ($exitOnError)       {
 272                         t3lib_BEfunc::typo3PrintError ('Access Error','This page is not within your DB-mounts',0);
 273                         exit;
 274                 }
 275         }
 276
 277         /**
 278          * Checks access to a backend module with the $MCONF passed as first argument
 279          *
 280          * @param       array           $MCONF array of a backend module!
 281          * @param       boolean         If set, an array will issue an error message and exit.
 282          * @return      boolean         Will return true if $MCONF['access'] is not set at all, if the BE_USER is admin or if the module is enabled in the be_users/be_groups records of the user (specifically enabled). Will return false if the module name is not even found in $TBE_MODULES
 283          */
 284         function modAccess($conf,$exitOnError)  {
 285                 if (!t3lib_BEfunc::isModuleSetInTBE_MODULES($conf['name']))     {
 286                         if ($exitOnError)       {
 287                                 t3lib_BEfunc::typo3PrintError ('Fatal Error','This module "'.$conf['name'].'" is not enabled in TBE_MODULES',0);
 288                                 exit;
 289                         }
 290                         return FALSE;
 291                 }
 292
 293                         // Workspaces check:
 294                 if ($conf['workspaces'])        {
 295                         if (($this->workspace===0 && t3lib_div::inList($conf['workspaces'],'online')) ||
 296                                 ($this->workspace===-1 && t3lib_div::inList($conf['workspaces'],'offline')) ||
 297                                 ($this->workspace>0 && t3lib_div::inList($conf['workspaces'],'custom')))        {
 298                                         // ok, go on...
 299                         } else {
 300                                 if ($exitOnError)       {
 301                                         t3lib_BEfunc::typo3PrintError ('Workspace Error','This module "'.$conf['name'].'" is not available under the current workspace',0);
 302                                         exit;
 303                                 }
 304                                 return FALSE;
 305                         }
 306                 }
 307
 308                         // Returns true if conf[access] is not set at all or if the user is admin
 309                 if (!$conf['access']  ||  $this->isAdmin()) return TRUE;
 310
 311                         // If $conf['access'] is set but not with 'admin' then we return true, if the module is found in the modList
 312                 if (!strstr($conf['access'],'admin') && $conf['name'])  {
 313                         $acs = $this->check('modules',$conf['name']);
 314                 }
 315                 if (!$acs && $exitOnError)      {
 316                         t3lib_BEfunc::typo3PrintError ('Access Error','You don\'t have access to this module.',0);
 317                         exit;
 318                 } else return $acs;
 319         }
 320
 321         /**
 322          * Returns a WHERE-clause for the pages-table where user permissions according to input argument, $perms, is validated.
 323          * $perms is the "mask" used to select. Fx. if $perms is 1 then you'll get all pages that a user can actually see!
 324          *              2^0 = show (1)
 325          *              2^1 = edit (2)
 326          *              2^2 = delete (4)
 327          *              2^3 = new (8)
 328          * If the user is 'admin' " 1=1" is returned (no effect)
 329          * If the user is not set at all (->user is not an array), then " 1=0" is returned (will cause no selection results at all)
 330          * The 95% use of this function is "->getPagePermsClause(1)" which will return WHERE clauses for *selecting* pages in backend listings - in other words this will check read permissions.
 331          *
 332          * @param       integer         Permission mask to use, see function description
 333          * @return      string          Part of where clause. Prefix " AND " to this.
 334          */
 335         function getPagePermsClause($perms)     {
 336                 global $TYPO3_CONF_VARS;
 337                 if (is_array($this->user))      {
 338                         if ($this->isAdmin())   {
 339                                 return ' 1=1';
 340                         }
 341
 342                         $perms = intval($perms);        // Make sure it's integer.
 343                         $str= ' ('.
 344                                 '(pages.perms_everybody & '.$perms.' = '.$perms.')'.    // Everybody
 345                                 'OR(pages.perms_userid = '.$this->user['uid'].' AND pages.perms_user & '.$perms.' = '.$perms.')';       // User
 346                         if ($this->groupList)   {
 347                                 $str.= 'OR(pages.perms_groupid in ('.$this->groupList.') AND pages.perms_group & '.$perms.' = '.$perms.')';     // Group (if any is set)
 348                         }
 349                         $str.=')';
 350
 351                         // ****************
 352                         // getPagePermsClause-HOOK
 353                         // ****************
 354                         if (is_array($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['getPagePermsClause'])) {
 355
 356                                 foreach($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['getPagePermsClause'] as $_funcRef) {
 357                                         $_params = array('currentClause' => $str, 'perms' => $perms);
 358                                         $str = t3lib_div::callUserFunction($_funcRef, $_params, $this);
 359                                 }
 360                         }
 361
 362                         return $str;
 363                 } else {
 364                         return ' 1=0';
 365                 }
 366         }
 367
 368         /**
 369          * Returns a combined binary representation of the current users permissions for the page-record, $row.
 370          * The perms for user, group and everybody is OR'ed together (provided that the page-owner is the user and for the groups that the user is a member of the group
 371          * If the user is admin, 31 is returned (full permissions for all five flags)
 372          *
 373          * @param       array           Input page row with all perms_* fields available.
 374          * @return      integer         Bitwise representation of the users permissions in relation to input page row, $row
 375          */
 376         function calcPerms($row)        {
 377                 global $TYPO3_CONF_VARS;
 378                 if ($this->isAdmin()) {return 31;}              // Return 31 for admin users.
 379
 380                 $out=0;
 381                 if (isset($row['perms_userid']) && isset($row['perms_user']) && isset($row['perms_groupid']) && isset($row['perms_group']) && isset($row['perms_everybody']) && isset($this->groupList))        {
 382                         if ($this->user['uid']==$row['perms_userid'])   {
 383                                 $out|=$row['perms_user'];
 384                         }
 385                         if ($this->isMemberOfGroup($row['perms_groupid']))      {
 386                                 $out|=$row['perms_group'];
 387                         }
 388                         $out|=$row['perms_everybody'];
 389                 }
 390
 391                 // ****************
 392                 // CALCPERMS hook
 393                 // ****************
 394                 if (is_array($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['calcPerms'])) {
 395                         foreach($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['calcPerms'] as $_funcRef) {
 396                                 $_params = array(
 397                                         'row' => $row,
 398                                         'outputPermissions' => $out
 399                                 );
 400                                 $out = t3lib_div::callUserFunction($_funcRef, $_params, $this);
 401                         }
 402                 }
 403
 404                 return $out;
 405         }
 406
 407         /**
 408          * Returns true if the RTE (Rich Text Editor) can be enabled for the user
 409          * Strictly this is not permissions being checked but rather a series of settings like a loaded extension, browser/client type and a configuration option in ->uc[edit_RTE]
 410          * The reasons for a FALSE return can be found in $this->RTE_errors
 411          *
 412          * @return      boolean
 413          */
 414         function isRTE()        {
 415                 global $CLIENT;
 416
 417                         // Start:
 418                 $this->RTE_errors = array();
 419                 if (!$this->uc['edit_RTE'])
 420                         $this->RTE_errors[] = 'RTE is not enabled for user!';
 421                 if (!$GLOBALS['TYPO3_CONF_VARS']['BE']['RTEenabled'])
 422                         $this->RTE_errors[] = 'RTE is not enabled in $TYPO3_CONF_VARS["BE"]["RTEenabled"]';
 423
 424
 425                         // Acquire RTE object:
 426                 $RTE = &t3lib_BEfunc::RTEgetObj();
 427                 if (!is_object($RTE))   {
 428                         $this->RTE_errors = array_merge($this->RTE_errors, $RTE);
 429                 }
 430
 431                 if (!count($this->RTE_errors))  {
 432                         return TRUE;
 433                 } else {
 434                         return FALSE;
 435                 }
 436         }
 437
 438         /**
 439          * Returns true if the $value is found in the list in a $this->groupData[] index pointed to by $type (array key).
 440          * Can thus be users to check for modules, exclude-fields, select/modify permissions for tables etc.
 441          * If user is admin true is also returned
 442          * Please see the document Inside TYPO3 for examples.
 443          *
 444          * @param       string          The type value; "webmounts", "filemounts", "pagetypes_select", "tables_select", "tables_modify", "non_exclude_fields", "modules"
 445          * @param       string          String to search for in the groupData-list
 446          * @return      boolean         True if permission is granted (that is, the value was found in the groupData list - or the BE_USER is "admin")
 447          */
 448         function check($type,$value)    {
 449                 if (isset($this->groupData[$type]))     {
 450                         if ($this->isAdmin() || $this->inList($this->groupData[$type],$value)) {
 451                                 return 1;
 452                         }
 453                 }
 454         }
 455
 456         /**
 457          * Checking the authMode of a select field with authMode set
 458          *
 459          * @param       string          Table name
 460          * @param       string          Field name (must be configured in TCA and of type "select" with authMode set!)
 461          * @param       string          Value to evaluation (single value, must not contain any of the chars ":,|")
 462          * @param       string          Auth mode keyword (explicitAllow, explicitDeny, individual)
 463          * @return      boolean         True or false whether access is granted or not.
 464          */
 465         function checkAuthMode($table,$field,$value,$authMode)  {
 466                 global $TCA;
 467
 468                         // Admin users can do anything:
 469                 if ($this->isAdmin())   return TRUE;
 470
 471                         // Allow all blank values:
 472                 if (!strcmp($value,'')) return TRUE;
 473
 474                         // Certain characters are not allowed in the value
 475                 if (ereg('[:|,]',$value))       {
 476                         return FALSE;
 477                 }
 478
 479                         // Initialize:
 480                 $testValue = $table.':'.$field.':'.$value;
 481                 $out = TRUE;
 482
 483                         // Checking value:
 484                 switch((string)$authMode)       {
 485                         case 'explicitAllow':
 486                                 if (!$this->inList($this->groupData['explicit_allowdeny'],$testValue.':ALLOW')) {
 487                                         $out = FALSE;
 488                                 }
 489                         break;
 490                         case 'explicitDeny':
 491                                 if ($this->inList($this->groupData['explicit_allowdeny'],$testValue.':DENY'))   {
 492                                         $out = FALSE;
 493                                 }
 494                         break;
 495                         case 'individual':
 496                                 t3lib_div::loadTCA($table);
 497                                 if (is_array($TCA[$table]) && is_array($TCA[$table]['columns'][$field]))        {
 498                                         $items = $TCA[$table]['columns'][$field]['config']['items'];
 499                                         if (is_array($items))   {
 500                                                 foreach($items as $iCfg)        {
 501                                                         if (!strcmp($iCfg[1],$value) && $iCfg[4])       {
 502                                                                 switch((string)$iCfg[4])        {
 503                                                                         case 'EXPL_ALLOW':
 504                                                                                 if (!$this->inList($this->groupData['explicit_allowdeny'],$testValue.':ALLOW')) {
 505                                                                                         $out = FALSE;
 506                                                                                 }
 507                                                                         break;
 508                                                                         case 'EXPL_DENY':
 509                                                                                 if ($this->inList($this->groupData['explicit_allowdeny'],$testValue.':DENY'))   {
 510                                                                                         $out = FALSE;
 511                                                                                 }
 512                                                                         break;
 513                                                                 }
 514                                                                 break;
 515                                                         }
 516                                                 }
 517                                         }
 518                                 }
 519                         break;
 520                 }
 521
 522                 return $out;
 523         }
 524
 525         /**
 526          * Checking if a language value (-1, 0 and >0 for sys_language records) is allowed to be edited by the user.
 527          *
 528          * @param       integer         Language value to evaluate
 529          * @return      boolean         Returns true if the language value is allowed, otherwise false.
 530          */
 531         function checkLanguageAccess($langValue)        {
 532                 if (strcmp(trim($this->groupData['allowed_languages']),''))     {       // The users language list must be non-blank - otherwise all languages are allowed.
 533                         $langValue = intval($langValue);
 534                         if ($langValue != -1 && !$this->check('allowed_languages',$langValue))  {       // Language must either be explicitly allowed OR the lang Value be "-1" (all languages)
 535                                 return FALSE;
 536                         }
 537                 }
 538                 return TRUE;
 539         }
 540
 541         /**
 542          * Checking if a user has editing access to a record from a $TCA table.
 543          * The checks does not take page permissions and other "environmental" things into account. It only deal with record internals; If any values in the record fields disallows it.
 544          * For instance languages settings, authMode selector boxes are evaluated (and maybe more in the future).
 545          * It will check for workspace dependent access.
 546          * The function takes an ID (integer) or row (array) as second argument.
 547          *
 548          * @param       string          Table name
 549          * @param       mixed           If integer, then this is the ID of the record. If Array this just represents fields in the record.
 550          * @param       boolean         Set, if testing a new (non-existing) record array. Will disable certain checks that doesn't make much sense in that context.
 551          * @return      boolean         True if OK, otherwise false
 552          */
 553         function recordEditAccessInternals($table,$idOrRow,$newRecord=FALSE)    {
 554                 global $TCA;
 555
 556                 if (isset($TCA[$table]))        {
 557                         t3lib_div::loadTCA($table);
 558
 559                                 // Always return true for Admin users.
 560                         if ($this->isAdmin())   return TRUE;
 561
 562                                 // Fetching the record if the $idOrRow variable was not an array on input:
 563                         if (!is_array($idOrRow))        {
 564                                 $idOrRow = t3lib_BEfunc::getRecord($table, $idOrRow);
 565                                 if (!is_array($idOrRow))        {
 566                                         $this->errorMsg = 'ERROR: Record could not be fetched.';
 567                                         return FALSE;
 568                                 }
 569                         }
 570
 571                                 // Checking languages:
 572                         if ($TCA[$table]['ctrl']['languageField'])      {
 573                                 if (isset($idOrRow[$TCA[$table]['ctrl']['languageField']]))     {       // Language field must be found in input row - otherwise it does not make sense.
 574                                         if (!$this->checkLanguageAccess($idOrRow[$TCA[$table]['ctrl']['languageField']]))       {
 575                                                 $this->errorMsg = 'ERROR: Language was not allowed.';
 576                                                 return FALSE;
 577                                         }
 578                                 } else {
 579                                         $this->errorMsg = 'ERROR: The "languageField" field named "'.$TCA[$table]['ctrl']['languageField'].'" was not found in testing record!';
 580                                         return FALSE;
 581                                 }
 582                         }
 583
 584                                 // Checking authMode fields:
 585                         if (is_array($TCA[$table]['columns']))  {
 586                                 foreach($TCA[$table]['columns'] as $fN => $fV)  {
 587                                         if (isset($idOrRow[$fN]))       {       //
 588                                                 if ($fV['config']['type']=='select' && $fV['config']['authMode'] && !strcmp($fV['config']['authMode_enforce'],'strict')) {
 589                                                         if (!$this->checkAuthMode($table,$fN,$idOrRow[$fN],$fV['config']['authMode']))  {
 590                                                                 $this->errorMsg = 'ERROR: authMode "'.$fV['config']['authMode'].'" failed for field "'.$fN.'" with value "'.$idOrRow[$fN].'" evaluated';
 591                                                                 return FALSE;
 592                                                         }
 593                                                 }
 594                                         }
 595                                 }
 596                         }
 597
 598                                 // Checking "editlock" feature (doesn't apply to new records)
 599                         if (!$newRecord && $TCA[$table]['ctrl']['editlock'])    {
 600                                 if (isset($idOrRow[$TCA[$table]['ctrl']['editlock']]))  {
 601                                         if ($idOrRow[$TCA[$table]['ctrl']['editlock']]) {
 602                                                 $this->errorMsg = 'ERROR: Record was locked for editing. Only admin users can change this state.';
 603                                                 return FALSE;
 604                                         }
 605                                 } else {
 606                                         $this->errorMsg = 'ERROR: The "editLock" field named "'.$TCA[$table]['ctrl']['editlock'].'" was not found in testing record!';
 607                                         return FALSE;
 608                                 }
 609                         }
 610
 611                                 // Checking record permissions
 612                         // THIS is where we can include a check for "perms_" fields for other records than pages...
 613
 614                                 // Process any hooks
 615                         if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['recordEditAccessInternals']))    {
 616                                 foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['recordEditAccessInternals'] as $funcRef)     {
 617                                         $params = array(
 618                                                 'table' => $table,
 619                                                 'idOrRow' => $idOrRow,
 620                                                 'newRecord' => $newRecord
 621                                         );
 622                                         if (!t3lib_div::callUserFunction($funcRef, $params, $this)) {
 623                                                 return FALSE;
 624                                         }
 625                                 }
 626                         }
 627
 628                                 // Finally, return true if all is well.
 629                         return TRUE;
 630                 }
 631         }
 632
 633         /**
 634          * Will check a type of permission against the compiled permission integer, $lCP, and in relation to table, $table
 635          *
 636          * @param       integer         $lCP could typically be the "compiled permissions" integer returned by ->calcPerms
 637          * @param       string          $table is the tablename to check: If "pages" table then edit,new,delete and editcontent permissions can be checked. Other tables will be checked for "editcontent" only (and $type will be ignored)
 638          * @param       string          For $table='pages' this can be 'edit' (2), 'new' (8 or 16), 'delete' (4), 'editcontent' (16). For all other tables this is ignored. (16 is used)
 639          * @return      boolean
 640          * @access private
 641          */
 642         function isPSet($lCP,$table,$type='')   {
 643                 if ($this->isAdmin())   return true;
 644                 if ($table=='pages')    {
 645                         if ($type=='edit')      return $lCP & 2;
 646                         if ($type=='new')       return ($lCP & 8) || ($lCP & 16);       // Create new page OR pagecontent
 647                         if ($type=='delete')    return $lCP & 4;
 648                         if ($type=='editcontent')       return $lCP & 16;
 649                 } else {
 650                         return $lCP & 16;
 651                 }
 652         }
 653
 654         /**
 655          * Returns true if the BE_USER is allowed to *create* shortcuts in the backend modules
 656          *
 657          * @return      boolean
 658          */
 659         function mayMakeShortcut()      {
 660                 return $this->getTSConfigVal('options.shortcutFrame') && !$this->getTSConfigVal('options.mayNotCreateEditShortcuts');
 661         }
 662
 663         /**
 664          * Checking if editing of an existing record is allowed in current workspace if that is offline.
 665          * Rules for editing in offline mode:
 666          *              - record supports versioning and is an offline version from workspace and has the corrent stage
 667          *              - or record (any) is in a branch where there is a page which is a version from the workspace and where the stage is not preventing records
 668          *
 669          * @param       string          Table of record
 670          * @param       array           Integer (record uid) or array where fields are at least: pid, t3ver_wsid, t3ver_stage (if versioningWS is set)
 671          * @return      string          String error code, telling the failure state. FALSE=All ok
 672          */
 673         function workspaceCannotEditRecord($table,$recData)     {
 674
 675                 if ($this->workspace!==0)       {       // Only test offline spaces:
 676
 677                         if (!is_array($recData))        {
 678                                 $recData = t3lib_BEfunc::getRecord($table,$recData,'pid'.($GLOBALS['TCA'][$table]['ctrl']['versioningWS']?',t3ver_wsid,t3ver_stage':''));
 679                         }
 680
 681                         if (is_array($recData)) {
 682                                 if ((int)$recData['pid']===-1)  {       // We are testing a "version" (identified by a pid of -1): it can be edited provided that workspace matches and versioning is enabled for the table.
 683                                         if (!$GLOBALS['TCA'][$table]['ctrl']['versioningWS'])   {       // No versioning, basic error, inconsistency even! Such records should not have a pid of -1!
 684                                                 return 'Versioning disabled for table';
 685                                         } elseif ((int)$recData['t3ver_wsid']!==$this->workspace)       {       // So does workspace match?
 686                                                 return 'Workspace ID of record didn\'t match current workspace';
 687                                         } else {        // So what about the stage of the version, does that allow editing for this user?
 688                                                 return $this->workspaceCheckStageForCurrent($recData['t3ver_stage']) ? FALSE : 'Record stage "'.$recData['t3ver_stage'].'" and users access level did not allow for editing';
 689                                         }
 690                                 } else {        // We are testing a "live" record:
 691                                         if ($res = $this->workspaceAllowLiveRecordsInPID($recData['pid'], $table)) {    // For "Live" records, check that PID for table allows editing
 692                                                         // Live records are OK in this branch, but what about the stage of branch point, if any:
 693                                                 return $res>0 ? FALSE : 'Stage for versioning root point and users access level did not allow for editing';     // OK
 694                                         } else {        // If not offline and not in versionized branch, output error:
 695                                                 return 'Online record was not in versionized branch!';
 696                                         }
 697                                 }
 698                         } else return 'No record';
 699                 } else {
 700                         return FALSE;   // OK because workspace is 0
 701                 }
 702         }
 703
 704         /**
 705          * Evaluates if a user is allowed to edit the offline version
 706          *
 707          * @param       string          Table of record
 708          * @param       array           Integer (record uid) or array where fields are at least: pid, t3ver_wsid, t3ver_stage (if versioningWS is set)
 709          * @return      string          String error code, telling the failure state. FALSE=All ok
 710          * @see workspaceCannotEditRecord()
 711          */
 712         function workspaceCannotEditOfflineVersion($table,$recData)     {
 713                 if ($GLOBALS['TCA'][$table]['ctrl']['versioningWS'])    {
 714
 715                         if (!is_array($recData))        {
 716                                 $recData = t3lib_BEfunc::getRecord($table,$recData,'uid,pid,t3ver_wsid,t3ver_stage');
 717                         }
 718                         if (is_array($recData)) {
 719                                 if ((int)$recData['pid']===-1)  {
 720                                         return $this->workspaceCannotEditRecord($table,$recData);
 721                                 } else return 'Not an offline version';
 722                         } else return 'No record';
 723                 } else return 'Table does not support versioning.';
 724         }
 725
 726         /**
 727          * Check if "live" records from $table may be created or edited in this PID.
 728          * If the answer is FALSE it means the only valid way to create or edit records in the PID is by versioning
 729          * If the answer is 1 or 2 it means it is OK to create a record, if -1 it means that it is OK in terms of versioning because the element was within a versionized branch but NOT ok in terms of the state the root point had!
 730          *
 731          * @param       integer         PID value to check for.
 732          * @param       string          Table name
 733          * @return      mixed           Returns FALSE if a live record cannot be created and must be versionized in order to do so. 2 means a) Workspace is "Live" or workspace allows "live edit" of records from non-versionized tables (and the $table is not versionizable). 1 and -1 means the pid is inside a versionized branch where -1 means that the branch-point did NOT allow a new record according to its state.
 734          */
 735         function workspaceAllowLiveRecordsInPID($pid, $table)   {
 736
 737                         // Always for Live workspace AND if live-edit is enabled and tables are completely without versioning it is ok as well.
 738                 if ($this->workspace===0 || ($this->workspaceRec['live_edit'] && !$GLOBALS['TCA'][$table]['ctrl']['versioningWS']))     {
 739                         return 2;       // OK to create for this table.
 740                 } elseif (t3lib_BEfunc::isPidInVersionizedBranch($pid, $table)) {       // Check if records from $table can be created with this PID: Either if inside "branch" versioning type or a "versioning_followPages" table on a "page" versioning type.
 741                                 // Now, check what the stage of that "page" or "branch" version type is:
 742                         $stage = t3lib_BEfunc::isPidInVersionizedBranch($pid, $table, TRUE);
 743                         return $this->workspaceCheckStageForCurrent($stage) ? 1 : -1;
 744                 } else {
 745                         return FALSE;   // If the answer is FALSE it means the only valid way to create or edit records in the PID is by versioning
 746                 }
 747         }
 748
 749         /**
 750          * Evaluates if a record from $table can be created in $pid
 751          *
 752          * @param       integer         Page id. This value must be the _ORIG_uid if available: So when you have pages versionized as "page" or "element" you must supply the id of the page version in the workspace!
 753          * @param       string          Table name
 754          * @return      boolean         TRUE if OK.
 755          */
 756         function workspaceCreateNewRecord($pid, $table) {
 757                 if ($res = $this->workspaceAllowLiveRecordsInPID($pid,$table))  {       // If LIVE records cannot be created in the current PID due to workspace restrictions, prepare creation of placeholder-record
 758                         if ($res<0)     {
 759                                 return FALSE;   // Stage for versioning root point and users access level did not allow for editing
 760                         }
 761                 } elseif (!$GLOBALS['TCA'][$table]['ctrl']['versioningWS'])     {       // So, if no live records were allowed, we have to create a new version of this record:
 762                         return FALSE;
 763                 }
 764                 return TRUE;
 765         }
 766
 767         /**
 768          * Evaluates if auto creation of a version of a record is allowed.
 769          *
 770          * @param       string          Table of the record
 771          * @param       integer         UID of record
 772          * @param       integer         PID of record
 773          * @return      boolean         TRUE if ok.
 774          */
 775         function workspaceAllowAutoCreation($table,$id,$recpid) {
 776                         // Auto-creation of version: In offline workspace, test if versioning is enabled and look for workspace version of input record. If there is no versionized record found we will create one and save to that.
 777                 if ($this->workspace!==0        // Only in draft workspaces
 778                         && !$this->workspaceRec['disable_autocreate']   // Auto-creation must not be disabled.
 779                         && $GLOBALS['TCA'][$table]['ctrl']['versioningWS']      // Table must be versionizable
 780                         && $recpid >= 0 // The PID of the record must NOT be -1 or less (would indicate that it already was a version!)
 781                         && !t3lib_BEfunc::getWorkspaceVersionOfRecord($this->workspace, $table, $id, 'uid')     // There must be no existing version of this record in workspace.
 782                         && !t3lib_BEfunc::isPidInVersionizedBranch($recpid, $table))    {       // PID must NOT be in a versionized branch either
 783                                 return TRUE;
 784                 }
 785         }
 786
 787         /**
 788          * Checks if an element stage allows access for the user in the current workspace
 789          * In workspaces 0 (Live) and -1 (Default draft) access is always granted for any stage.
 790          * Admins are always allowed.
 791          * An option for custom workspaces allows members to also edit when the stage is "Review"
 792          *
 793          * @param       integer         Stage id from an element: -1,0 = editing, 1 = reviewer, >1 = owner
 794          * @return      boolean         TRUE if user is allowed access
 795          */
 796         function workspaceCheckStageForCurrent($stage)  {
 797                 if ($this->isAdmin())   return TRUE;
 798
 799                 if ($this->workspace>0) {
 800                         $stat = $this->checkWorkspaceCurrent();
 801                         $memberStageLimit = $this->workspaceRec['review_stage_edit'] ? 1 : 0;
 802                         if (($stage<=$memberStageLimit && $stat['_ACCESS']==='member') ||
 803                                 ($stage<=1 && $stat['_ACCESS']==='reviewer') ||
 804                                 ($stat['_ACCESS']==='owner')) {
 805                                         return TRUE;    // OK for these criteria
 806                         }
 807                 } else return TRUE;     // Always OK for live and draft workspaces.
 808         }
 809
 810         /**
 811          * Returns TRUE if the user has access to publish content from the workspace ID given.
 812          * Admin-users are always granted access to do this
 813          * If the workspace ID is 0 (live) all users have access also
 814          * If -1 (draft workspace) TRUE is returned if the user has access to the Live workspace
 815          * For custom workspaces it depends on whether the user is owner OR like with draft workspace if the user has access to Live workspace.
 816          *
 817          * @param       integer         Workspace UID; -1,0,1+
 818          * @return      boolean         Returns TRUE if the user has access to publish content from the workspace ID given.
 819          */
 820         function workspacePublishAccess($wsid)  {
 821                 if ($this->isAdmin())   return TRUE;
 822
 823                         // If no access to workspace, of course you cannot publish!
 824                 $retVal = FALSE;
 825
 826                 $wsAccess = $this->checkWorkspace($wsid);
 827                 if ($wsAccess)  {
 828                         switch($wsAccess['uid'])        {
 829                                 case 0:         // Live workspace
 830                                         $retVal =  TRUE;        // If access to Live workspace, no problem.
 831                                 break;
 832                                 case -1:        // Default draft workspace
 833                                         $retVal =  $this->checkWorkspace(0) ? TRUE : FALSE;     // If access to Live workspace, no problem.
 834                                 break;
 835                                 default:        // Custom workspace
 836                                         $retVal =  $wsAccess['_ACCESS'] === 'owner' || ($this->checkWorkspace(0) && !($wsAccess['publish_access']&2));  // Either be an adminuser OR have access to online workspace which is OK as well as long as publishing access is not limited by workspace option.
 837                                 break;
 838                         }
 839                 }
 840                 return $retVal;
 841         }
 842
 843         /**
 844          * Workspace swap-mode access?
 845          *
 846          * @return      boolean         Returns TRUE if records can be swapped in the current workspace, otherwise false
 847          */
 848         function workspaceSwapAccess()  {
 849                 if ($this->workspace>0 && (int)$this->workspaceRec['swap_modes']===2)   {
 850                         return FALSE;
 851                 } else return TRUE;
 852         }
 853
 854         /**
 855          * Workspace Versioning type access?
 856          *
 857          * @param       integer         Versioning type to evaluation: -1, 0, >1
 858          * @return      boolean         TRUE if OK
 859          */
 860         function workspaceVersioningTypeAccess($type)   {
 861                 $retVal = FALSE;
 862
 863                 $type = t3lib_div::intInRange($type,-1);
 864
 865                         // Check if only element versioning is allowed:
 866                 if ($GLOBALS['TYPO3_CONF_VARS']['BE']['elementVersioningOnly'] && $type!=-1)    {
 867                         return FALSE;
 868                 }
 869
 870                 if ($this->workspace>0 && !$this->isAdmin())    {
 871                         $stat = $this->checkWorkspaceCurrent();
 872                         if ($stat['_ACCESS']!=='owner') {
 873
 874                                 switch((int)$type)      {
 875                                         case -1:
 876                                                 $retVal = $this->workspaceRec['vtypes']&1 ? FALSE : TRUE;
 877                                         break;
 878                                         case 0:
 879                                                 $retVal = $this->workspaceRec['vtypes']&2 ? FALSE : TRUE;
 880                                         break;
 881                                         default:
 882                                                 $retVal = $this->workspaceRec['vtypes']&4 ? FALSE : TRUE;
 883                                         break;
 884                                 }
 885                         } else $retVal = TRUE;
 886                 } else $retVal = TRUE;
 887
 888                 return $retVal;
 889         }
 890
 891         /**
 892          * Finding "closest" versioning type, used for creation of new records.
 893          *
 894          * @param       integer         Versioning type to evaluation: -1, 0, >1
 895          * @return      integer         Returning versioning type
 896          */
 897         function workspaceVersioningTypeGetClosest($type)       {
 898                 $type = t3lib_div::intInRange($type,-1);
 899
 900                 if ($this->workspace>0) {
 901                         switch((int)$type)      {
 902                                 case -1:
 903                                         $type = -1;
 904                                 break;
 905                                 case 0:
 906                                         $type = $this->workspaceVersioningTypeAccess($type) ? $type : -1;
 907                                 break;
 908                                 default:
 909                                         $type = $this->workspaceVersioningTypeAccess($type) ? $type : ($this->workspaceVersioningTypeAccess(0) ? 0 : -1);
 910                                 break;
 911                         }
 912                 }
 913                 return $type;
 914         }
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925         /*************************************
 926          *
 927          * Miscellaneous functions
 928          *
 929          *************************************/
 930
 931         /**
 932          * Returns the value/properties of a TS-object as given by $objectString, eg. 'options.dontMountAdminMounts'
 933          * Nice (general!) function for returning a part of a TypoScript array!
 934          *
 935          * @param       string          Pointer to an "object" in the TypoScript array, fx. 'options.dontMountAdminMounts'
 936          * @param       array           Optional TSconfig array: If array, then this is used and not $this->userTS. If not array, $this->userTS is used.
 937          * @return      array           An array with two keys, "value" and "properties" where "value" is a string with the value of the objectsting and "properties" is an array with the properties of the objectstring.
 938          * @params      array   An array with the TypoScript where the $objectString is located. If this argument is not an array, then internal ->userTS (User TSconfig for the current BE_USER) will be used instead.
 939          */
 940         function getTSConfig($objectString,$config='')  {
 941                 if (!is_array($config)) {
 942                         $config=$this->userTS;  // Getting Root-ts if not sent
 943                 }
 944                 $TSConf=array();
 945                 $parts = explode('.',$objectString,2);
 946                 $key = $parts[0];
 947                 if (trim($key)) {
 948                         if (count($parts)>1 && trim($parts[1])) {
 949                                 // Go on, get the next level
 950                                 if (is_array($config[$key.'.']))        $TSConf = $this->getTSConfig($parts[1],$config[$key.'.']);
 951                         } else {
 952                                 $TSConf['value']=$config[$key];
 953                                 $TSConf['properties']=$config[$key.'.'];
 954                         }
 955                 }
 956                 return $TSConf;
 957         }
 958
 959         /**
 960          * Returns the "value" of the $objectString from the BE_USERS "User TSconfig" array
 961          *
 962          * @param       string          Object string, eg. "somestring.someproperty.somesubproperty"
 963          * @return      string          The value for that object string (object path)
 964          * @see getTSConfig()
 965          */
 966         function getTSConfigVal($objectString)  {
 967                 $TSConf = $this->getTSConfig($objectString);
 968                 return $TSConf['value'];
 969         }
 970
 971         /**
 972          * Returns the "properties" of the $objectString from the BE_USERS "User TSconfig" array
 973          *
 974          * @param       string          Object string, eg. "somestring.someproperty.somesubproperty"
 975          * @return      array           The properties for that object string (object path) - if any
 976          * @see getTSConfig()
 977          */
 978         function getTSConfigProp($objectString) {
 979                 $TSConf = $this->getTSConfig($objectString);
 980                 return $TSConf['properties'];
 981         }
 982
 983         /**
 984          * Returns true if $item is in $in_list
 985          *
 986          * @param       string          Comma list with items, no spaces between items!
 987          * @param       string          The string to find in the list of items
 988          * @return      string          Boolean
 989          */
 990         function inList($in_list,$item) {
 991                 return strstr(','.$in_list.',', ','.$item.',');
 992         }
 993
 994         /**
 995          * Returns an array with the webmounts.
 996          * If no webmounts, and empty array is returned.
 997          * NOTICE: Deleted pages WILL NOT be filtered out! So if a mounted page has been deleted it is STILL coming out as a webmount. This is not checked due to performance.
 998          *
 999          * @return      array
1000          */
1001         function returnWebmounts()      {
1002                 return (string)($this->groupData['webmounts'])!='' ? explode(',',$this->groupData['webmounts']) : Array();
1003         }
1004
1005         /**
1006          * Returns an array with the filemounts for the user. Each filemount is represented with an array of a "name", "path" and "type".
1007          * If no filemounts an empty array is returned.
1008          *
1009          * @return      array
1010          */
1011         function returnFilemounts()     {
1012                 return $this->groupData['filemounts'];
1013         }
1014
1015         /**
1016          * Returns true or false, depending if an alert popup (a javascript confirmation) should be shown
1017          * call like $GLOBALS['BE_USER']->jsConfirmation($BITMASK)
1018          *
1019          *    1 - typeChange
1020          *    2 - copy/move/paste
1021          *    4 - delete
1022          *    8 - frontend editing
1023          *    128 - other (not used yet)
1024          *
1025          * @param       integer   Bitmask
1026          * @return      boolean         true if the confirmation should be shown
1027          */
1028          function jsConfirmation($bitmask)      {
1029                  $alertPopup = $GLOBALS['BE_USER']->getTSConfig('options.alertPopups');
1030                  if (empty($alertPopup['value']))       {
1031                          $alertPopup = 255;     // default: show all warnings
1032                  } else {
1033                          $alertPopup = (int)$alertPopup['value'];
1034                  }
1035                  if(($alertPopup&$bitmask) == $bitmask) { // show confirmation
1036                          return 1;
1037                  } else { // don't show confirmation
1038                          return 0;
1039                  }
1040          }
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050         /*************************************
1051          *
1052          * Authentication methods
1053          *
1054          *************************************/
1055
1056
1057         /**
1058          * Initializes a lot of stuff like the access-lists, database-mountpoints and filemountpoints
1059          * This method is called by ->backendCheckLogin() (from extending class t3lib_beuserauth) if the backend user login has verified OK.
1060          * Generally this is required initialization of a backend user.
1061          *
1062          * @return      void
1063          * @access private
1064          * @see t3lib_TSparser
1065          */
1066         function fetchGroupData()       {
1067                 if ($this->user['uid']) {
1068
1069                                 // Get lists for the be_user record and set them as default/primary values.
1070                         $this->dataLists['modList'] = $this->user['userMods'];                                  // Enabled Backend Modules
1071                         $this->dataLists['allowed_languages'] = $this->user['allowed_languages'];                                       // Add Allowed Languages
1072                         $this->dataLists['workspace_perms'] = $this->user['workspace_perms'];                                   // Set user value for workspace permissions.
1073                         $this->dataLists['webmount_list'] = $this->user['db_mountpoints'];              // Database mountpoints
1074                         $this->dataLists['filemount_list'] = $this->user['file_mountpoints'];   // File mountpoints
1075
1076                                 // Setting default User TSconfig:
1077                         $this->TSdataArray[]=$this->addTScomment('From $GLOBALS["TYPO3_CONF_VARS"]["BE"]["defaultUserTSconfig"]:').
1078                                                                         $GLOBALS['TYPO3_CONF_VARS']['BE']['defaultUserTSconfig'];
1079
1080                                 // Default TSconfig for admin-users
1081                         if ($this->isAdmin())   {
1082                                 $this->TSdataArray[]=$this->addTScomment('"admin" user presets:').'
1083                                         admPanel.enable.all = 1
1084                                         options.shortcutFrame = 1
1085                                 ';
1086                                 if (t3lib_extMgm::isLoaded('sys_note')) {
1087                                         $this->TSdataArray[]='
1088                                                 // Setting defaults for sys_note author / email...
1089                                                 TCAdefaults.sys_note.author = '.$this->user['realName'].'
1090                                                 TCAdefaults.sys_note.email = '.$this->user['email'].'
1091                                         ';
1092                                 }
1093                         }
1094
1095                                 // FILE MOUNTS:
1096                                 // Admin users has the base fileadmin dir mounted
1097                         if ($this->isAdmin() && $GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'])      {
1098                                 $this->addFileMount($GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'], '', PATH_site.$GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'], 0, '');
1099                         }
1100
1101                                 // If userHomePath is set, we attempt to mount it
1102                         if ($GLOBALS['TYPO3_CONF_VARS']['BE']['userHomePath'])  {
1103                                         // First try and mount with [uid]_[username]
1104                                 $didMount=$this->addFileMount($this->user['username'], '',$GLOBALS['TYPO3_CONF_VARS']['BE']['userHomePath'].$this->user['uid'].'_'.$this->user['username'].$GLOBALS['TYPO3_CONF_VARS']['BE']['userUploadDir'], 0, 'user');
1105                                 if (!$didMount) {
1106                                                 // If that failed, try and mount with only [uid]
1107                                         $this->addFileMount($this->user['username'], '', $GLOBALS['TYPO3_CONF_VARS']['BE']['userHomePath'].$this->user['uid'].$GLOBALS['TYPO3_CONF_VARS']['BE']['userUploadDir'], 0, 'user');
1108                                 }
1109                         }
1110
1111                                 // BE_GROUPS:
1112                                 // Get the groups...
1113 #                       $grList = t3lib_BEfunc::getSQLselectableList($this->user[$this->usergroup_column],$this->usergroup_table,$this->usergroup_table);
1114                         $grList = $GLOBALS['TYPO3_DB']->cleanIntList($this->user[$this->usergroup_column]);     // 240203: Since the group-field never contains any references to groups with a prepended table name we think it's safe to just intExplode and re-implode - which should be much faster than the other function call.
1115                         if ($grList)    {
1116                                         // Fetch groups will add a lot of information to the internal arrays: modules, accesslists, TSconfig etc. Refer to fetchGroups() function.
1117                                 $this->fetchGroups($grList);
1118                         }
1119
1120                                 // Add the TSconfig for this specific user:
1121                         $this->TSdataArray[] = $this->addTScomment('USER TSconfig field').$this->user['TSconfig'];
1122                                 // Check include lines.
1123                         $this->TSdataArray = t3lib_TSparser::checkIncludeLines_array($this->TSdataArray);
1124
1125                                 // Parsing the user TSconfig (or getting from cache)
1126                         $this->userTS_text = implode(chr(10).'[GLOBAL]'.chr(10),$this->TSdataArray);    // Imploding with "[global]" will make sure that non-ended confinements with braces are ignored.
1127                         $hash = md5('userTS:'.$this->userTS_text);
1128                         $cachedContent = t3lib_BEfunc::getHash($hash,0);
1129                         if (isset($cachedContent) && !$this->userTS_dontGetCached)      {
1130                                 $this->userTS = unserialize($cachedContent);
1131                         } else {
1132                                 $parseObj = t3lib_div::makeInstance('t3lib_TSparser');
1133                                 $parseObj->parse($this->userTS_text);
1134                                 $this->userTS = $parseObj->setup;
1135                                 t3lib_BEfunc::storeHash($hash,serialize($this->userTS),'BE_USER_TSconfig');
1136                                         // Update UC:
1137                                 $this->userTSUpdated=1;
1138                         }
1139
1140                                 // Processing webmounts
1141                         if ($this->isAdmin() && !$this->getTSConfigVal('options.dontMountAdminMounts')) {       // Admin's always have the root mounted
1142                                 $this->dataLists['webmount_list']='0,'.$this->dataLists['webmount_list'];
1143                         }
1144
1145                                 // Processing filemounts
1146                         $this->dataLists['filemount_list'] = t3lib_div::uniqueList($this->dataLists['filemount_list']);
1147                         if ($this->dataLists['filemount_list']) {
1148                                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', 'sys_filemounts', 'deleted=0 AND hidden=0 AND pid=0 AND uid IN ('.$this->dataLists['filemount_list'].')');
1149                                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))      {
1150                                         $this->addFileMount($row['title'], $row['path'], $row['path'], $row['base']?1:0, '');
1151                                 }
1152                         }
1153
1154                                 // The lists are cleaned for duplicates
1155                         $this->groupData['webmounts'] = t3lib_div::uniqueList($this->dataLists['webmount_list']);
1156                         $this->groupData['pagetypes_select'] = t3lib_div::uniqueList($this->dataLists['pagetypes_select']);
1157                         $this->groupData['tables_select'] = t3lib_div::uniqueList($this->dataLists['tables_modify'].','.$this->dataLists['tables_select']);
1158                         $this->groupData['tables_modify'] = t3lib_div::uniqueList($this->dataLists['tables_modify']);
1159                         $this->groupData['non_exclude_fields'] = t3lib_div::uniqueList($this->dataLists['non_exclude_fields']);
1160                         $this->groupData['explicit_allowdeny'] = t3lib_div::uniqueList($this->dataLists['explicit_allowdeny']);
1161                         $this->groupData['allowed_languages'] = t3lib_div::uniqueList($this->dataLists['allowed_languages']);
1162                         $this->groupData['custom_options'] = t3lib_div::uniqueList($this->dataLists['custom_options']);
1163                         $this->groupData['modules'] = t3lib_div::uniqueList($this->dataLists['modList']);
1164                         $this->groupData['workspace_perms'] = $this->dataLists['workspace_perms'];
1165
1166                                 // populating the $this->userGroupsUID -array with the groups in the order in which they were LAST included.!!
1167                         $this->userGroupsUID = array_reverse(array_unique(array_reverse($this->includeGroupArray)));
1168
1169                                 // Finally this is the list of group_uid's in the order they are parsed (including subgroups!) and without duplicates (duplicates are presented with their last entrance in the list, which thus reflects the order of the TypoScript in TSconfig)
1170                         $this->groupList = implode(',',$this->userGroupsUID);
1171                         $this->setCachedList($this->groupList);
1172
1173                                 // Checking read access to webmounts:
1174                         if (trim($this->groupData['webmounts'])!=='')   {
1175                                 $webmounts = explode(',',$this->groupData['webmounts']);        // Explode mounts
1176                                 $MProws = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows('uid', 'pages', 'deleted=0 AND uid IN ('.$this->groupData['webmounts'].') AND '.$this->getPagePermsClause(1),'','','','uid');        // Selecting all webmounts with permission clause for reading
1177                                 foreach($webmounts as $idx => $mountPointUid)   {
1178                                         if ($mountPointUid>0 && !isset($MProws[$mountPointUid]))        {       // If the mount ID is NOT found among selected pages, unset it:
1179                                                 unset($webmounts[$idx]);
1180                                         }
1181                                 }
1182                                 $this->groupData['webmounts'] = implode(',',$webmounts);        // Implode mounts in the end.
1183                         }
1184
1185                                 // Setting up workspace situation (after webmounts are processed!):
1186                         $this->workspaceInit();
1187                 }
1188         }
1189
1190         /**
1191          * Fetches the group records, subgroups and fills internal arrays.
1192          * Function is called recursively to fetch subgroups
1193          *
1194          * @param       string          Commalist of be_groups uid numbers
1195          * @param       string          List of already processed be_groups-uids so the function will not fall into a eternal recursion.
1196          * @return      void
1197          * @access private
1198          */
1199         function fetchGroups($grList,$idList='')        {
1200                 global $TYPO3_CONF_VARS;
1201
1202                         // Fetching records of the groups in $grList (which are not blocked by lockedToDomain either):
1203                 $lockToDomain_SQL = ' AND (lockToDomain=\'\' OR lockToDomain IS NULL OR lockToDomain=\''.t3lib_div::getIndpEnv('HTTP_HOST').'\')';
1204                 $whereSQL = 'deleted=0 AND hidden=0 AND pid=0 AND uid IN ('.$grList.')'.$lockToDomain_SQL;
1205
1206                         // Hook for manipulation of the WHERE sql sentence which controls which BE-groups are included
1207                 if (is_array ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['fetchGroupQuery'])) {
1208                     foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['fetchGroupQuery'] as $classRef) {
1209                         $hookObj = &t3lib_div::getUserObj($classRef);
1210                         if(method_exists($hookObj,'fetchGroupQuery_processQuery')){
1211                             $whereSQL = $hookObj->fetchGroupQuery_processQuery($this, $grList, $idList, $whereSQL);
1212                         }
1213                     }
1214                 }
1215
1216                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $this->usergroup_table, $whereSQL);
1217
1218                         // The userGroups array is filled
1219                 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))      {
1220                         $this->userGroups[$row['uid']] = $row;
1221                 }
1222
1223                         // Traversing records in the correct order
1224                 $include_staticArr = t3lib_div::intExplode(',',$grList);
1225                 reset($include_staticArr);
1226                 while(list(,$uid)=each($include_staticArr))     {       // traversing list
1227
1228                                 // Get row:
1229                         $row=$this->userGroups[$uid];
1230                         if (is_array($row) && !t3lib_div::inList($idList,$uid)) {       // Must be an array and $uid should not be in the idList, because then it is somewhere previously in the grouplist
1231
1232                                         // Include sub groups
1233                                 if (trim($row['subgroup']))     {
1234                                         $theList = implode(',',t3lib_div::intExplode(',',$row['subgroup']));    // Make integer list
1235                                         $this->fetchGroups($theList, $idList.','.$uid);         // Call recursively, pass along list of already processed groups so they are not recursed again.
1236                                 }
1237                                         // Add the group uid, current list, TSconfig to the internal arrays.
1238                                 $this->includeGroupArray[]=$uid;
1239                                 $this->includeHierarchy[]=$idList;
1240                                 $this->TSdataArray[] = $this->addTScomment('Group "'.$row['title'].'" ['.$row['uid'].'] TSconfig field:').$row['TSconfig'];
1241
1242                                         // Mount group database-mounts
1243                                 if (($this->user['options']&1) == 1)    {       $this->dataLists['webmount_list'].= ','.$row['db_mountpoints']; }
1244
1245                                         // Mount group file-mounts
1246                                 if (($this->user['options']&2) == 2)    {       $this->dataLists['filemount_list'].= ','.$row['file_mountpoints'];      }
1247
1248                                         // Mount group home-dirs
1249                                 if (($this->user['options']&2) == 2)    {
1250                                                 // If groupHomePath is set, we attempt to mount it
1251                                         if ($GLOBALS['TYPO3_CONF_VARS']['BE']['groupHomePath']) {
1252                                                 $this->addFileMount($row['title'], '', $GLOBALS['TYPO3_CONF_VARS']['BE']['groupHomePath'].$row['uid'], 0, 'group');
1253                                         }
1254                                 }
1255
1256                                         // The lists are made: groupMods, tables_select, tables_modify, pagetypes_select, non_exclude_fields, explicit_allowdeny, allowed_languages, custom_options
1257                                 if ($row['inc_access_lists']==1)        {
1258                                         $this->dataLists['modList'].= ','.$row['groupMods'];
1259                                         $this->dataLists['tables_select'].= ','.$row['tables_select'];
1260                                         $this->dataLists['tables_modify'].= ','.$row['tables_modify'];
1261                                         $this->dataLists['pagetypes_select'].= ','.$row['pagetypes_select'];
1262                                         $this->dataLists['non_exclude_fields'].= ','.$row['non_exclude_fields'];
1263                                         $this->dataLists['explicit_allowdeny'].= ','.$row['explicit_allowdeny'];
1264                                         $this->dataLists['allowed_languages'].= ','.$row['allowed_languages'];
1265                                         $this->dataLists['custom_options'].= ','.$row['custom_options'];
1266                                 }
1267
1268                                         // Setting workspace permissions:
1269                                 $this->dataLists['workspace_perms'] |= $row['workspace_perms'];
1270
1271                                         // If this function is processing the users OWN group-list (not subgroups) AND if the ->firstMainGroup is not set, then the ->firstMainGroup will be set.
1272                                 if (!strcmp($idList,'') && !$this->firstMainGroup)      {
1273                                         $this->firstMainGroup=$uid;
1274                                 }
1275                         }
1276                 }
1277
1278                 // ****************
1279                 // HOOK: fetchGroups_postProcessing
1280                 // ****************
1281                 if (is_array($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['fetchGroups_postProcessing'])) {
1282                         foreach($TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['fetchGroups_postProcessing'] as $_funcRef) {
1283                                 $_params = array();
1284                                 t3lib_div::callUserFunction($_funcRef, $_params, $this);
1285                         }
1286                 }
1287         }
1288
1289         /**
1290          * Updates the field be_users.usergroup_cached_list if the groupList of the user has changed/is different from the current list.
1291          * The field "usergroup_cached_list" contains the list of groups which the user is a member of. After authentication (where these functions are called...) one can depend on this list being a representation of the exact groups/subgroups which the BE_USER has membership with.
1292          *
1293          * @param       string          The newly compiled group-list which must be compared with the current list in the user record and possibly stored if a difference is detected.
1294          * @return      void
1295          * @access private
1296          */
1297         function setCachedList($cList)  {
1298                 if ((string)$cList != (string)$this->user['usergroup_cached_list'])     {
1299                         $GLOBALS['TYPO3_DB']->exec_UPDATEquery('be_users', 'uid='.intval($this->user['uid']), array('usergroup_cached_list' => $cList));
1300                 }
1301         }
1302
1303         /**
1304          * Adds a filemount to the users array of filemounts, $this->groupData['filemounts'][hash_key] = Array ('name'=>$name, 'path'=>$path, 'type'=>$type);
1305          * Is a part of the authentication proces of the user.
1306          * A final requirement for a path being mounted is that a) it MUST return true on is_dir(), b) must contain either PATH_site+'fileadminDir' OR 'lockRootPath' - if lockRootPath is set - as first part of string!
1307          * Paths in the mounted information will always be absolute and have a trailing slash.
1308          *
1309          * @param       string          $title will be the (root)name of the filemount in the folder tree
1310          * @param       string          $altTitle will be the (root)name of the filemount IF $title is not true (blank or zero)
1311          * @param       string          $path is the path which should be mounted. Will accept backslash in paths on windows servers (will substituted with forward slash). The path should be 1) relative to TYPO3_CONF_VARS[BE][fileadminDir] if $webspace is set, otherwise absolute.
1312          * @param       boolean         If $webspace is set, the $path is relative to 'fileadminDir' in TYPO3_CONF_VARS, otherwise $path is absolute. 'fileadminDir' must be set to allow mounting of relative paths.
1313          * @param       string          Type of filemount; Can be blank (regular) or "user" / "group" (for user and group filemounts presumably). Probably sets the icon first and foremost.
1314          * @return      boolean         Returns "1" if the requested filemount was mounted, otherwise no return value.
1315          * @access private
1316          */
1317         function addFileMount($title, $altTitle, $path, $webspace, $type)       {
1318                         // Return false if fileadminDir is not set and we try to mount a relative path
1319                 if ($webspace && !$GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'])    return false;
1320
1321                         // Trimming and pre-processing
1322                 $path=trim($path);
1323                 if ($this->OS=='WIN')   {               // with WINDOWS convert backslash to slash!!
1324                         $path=str_replace('\\','/',$path);
1325                 }
1326                         // If the path is true and validates as a valid path string:
1327                 if ($path && t3lib_div::validPathStr($path))    {
1328                                 // normalize path: remove leading '/' and './', and trailing '/' and '/.'
1329                         $path=trim($path);
1330                         $path=preg_replace('#^\.?/|/\.?$#','',$path);
1331
1332                         if ($path)      {       // there must be some chars in the path
1333                                 $fdir=PATH_site.$GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'];      // fileadmin dir, absolute
1334                                 if ($webspace)  {
1335                                         $path=$fdir.$path;      // PATH_site + fileadmin dir is prepended
1336                                 } else {
1337                                         if ($this->OS!='WIN')   {               // with WINDOWS no prepending!!
1338                                                 $path='/'.$path;        // root-level is the start...
1339                                         }
1340                                 }
1341                                 $path.='/';
1342
1343                                         // We now have a path with slash after and slash before (if unix)
1344                                 if (@is_dir($path) &&
1345                                         (($GLOBALS['TYPO3_CONF_VARS']['BE']['lockRootPath'] && t3lib_div::isFirstPartOfStr($path,$GLOBALS['TYPO3_CONF_VARS']['BE']['lockRootPath'])) || t3lib_div::isFirstPartOfStr($path,$fdir)))      {
1346                                                         // Alternative title?
1347                                                 $name = $title ? $title : $altTitle;
1348                                                         // Adds the filemount. The same filemount with same name, type and path cannot be set up twice because of the hash string used as key.
1349                                                 $this->groupData['filemounts'][md5($name.'|'.$path.'|'.$type)] = Array('name'=>$name, 'path'=>$path, 'type'=>$type);
1350                                                         // Return true - went well, success!
1351                                                 return 1;
1352                                 }
1353                         }
1354                 }
1355         }
1356
1357         /**
1358          * Creates a TypoScript comment with the string text inside.
1359          *
1360          * @param       string          The text to wrap in comment prefixes and delimiters.
1361          * @return      string          TypoScript comment with the string text inside.
1362          */
1363         function addTScomment($str)     {
1364                 $delimiter = '# ***********************************************';
1365
1366                 $out = $delimiter.chr(10);
1367                 $lines = t3lib_div::trimExplode(chr(10),$str);
1368                 foreach($lines as $v)   {
1369                         $out.= '# '.$v.chr(10);
1370                 }
1371                 $out.= $delimiter.chr(10);
1372                 return $out;
1373         }
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386         /************************************
1387          *
1388          * Workspaces
1389          *
1390          ************************************/
1391
1392         /**
1393          * Initializing workspace.
1394          * Called from within this function, see fetchGroupData()
1395          *
1396          * @return      void
1397          * @see fetchGroupData()
1398          */
1399         function workspaceInit()        {
1400
1401                         // Initializing workspace by evaluating and setting the workspace, possibly updating it in the user record!
1402                 $this->setWorkspace($this->user['workspace_id']);
1403
1404                         // Setting up the db mount points of the (custom) workspace, if any:
1405                 if ($this->workspace>0 && trim($this->workspaceRec['db_mountpoints'])!=='')     {
1406
1407                                 // Initialize:
1408                         $newMounts = array();
1409                         $readPerms = '1=1'; // Notice: We cannot call $this->getPagePermsClause(1); as usual because the group-list is not available at this point. But bypassing is fine because all we want here is check if the workspace mounts are inside the current webmounts rootline. The actual permission checking on page level is done elsewhere as usual anyway before the page tree is rendered.
1410
1411                                 // Traverse mount points of the
1412                         $mountPoints = t3lib_div::intExplode(',',$this->workspaceRec['db_mountpoints']);
1413                         foreach($mountPoints as $mpId)  {
1414                                 if ($this->isInWebMount($mpId,$readPerms))      {
1415                                         $newMounts[] = $mpId;
1416                                 }
1417                         }
1418
1419                                 // Re-insert webmounts:
1420                         $this->groupData['webmounts'] = implode(',',array_unique($newMounts));
1421                 }
1422
1423                         // Setting up the file mount points of the (custom) workspace, if any:
1424                 if ($this->workspace!==0)       $this->groupData['filemounts'] = array();
1425                 if ($this->workspace>0 && trim($this->workspaceRec['file_mountpoints'])!=='')   {
1426
1427                                 // Processing filemounts
1428                         $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', 'sys_filemounts', 'deleted=0 AND hidden=0 AND pid=0 AND uid IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($this->workspaceRec['file_mountpoints']).')');
1429                         while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))      {
1430                                 $this->addFileMount($row['title'], $row['path'], $row['path'], $row['base']?1:0, '');
1431                         }
1432                 }
1433         }
1434
1435         /**
1436          * Checking if a workspace is allowed for backend user
1437          *
1438          * @param       mixed           If integer, workspace record is looked up, if array it is seen as a Workspace record with at least uid, title, members and adminusers columns. Can be faked for workspaces uid 0 and -1 (online and offline)
1439          * @param       string          List of fields to select. Default fields are: uid,title,adminusers,members,reviewers,publish_access,stagechg_notification
1440          * @return      array           TRUE if access. Output will also show how access was granted. Admin users will have a true output regardless of input.
1441          */
1442         function checkWorkspace($wsRec,$fields='uid,title,adminusers,members,reviewers,publish_access,stagechg_notification')   {
1443                 $retVal = FALSE;
1444
1445                         // If not array, look up workspace record:
1446                 if (!is_array($wsRec))  {
1447                         switch((string)$wsRec)  {
1448                                 case '0':
1449                                 case '-1':
1450                                         $wsRec = array('uid' => $wsRec);
1451                                 break;
1452                                 default:
1453                                         list($wsRec) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1454                                                 $fields,
1455                                                 'sys_workspace',
1456                                                 'pid=0 AND uid='.intval($wsRec).
1457                                                         t3lib_BEfunc::deleteClause('sys_workspace'),
1458                                                 '',
1459                                                 'title'
1460                                         );
1461                                 break;
1462                         }
1463                 }
1464
1465                         // If wsRec is set to an array, evaluate it:
1466                 if (is_array($wsRec))   {
1467                         if ($this->isAdmin())   {
1468                                 return array_merge($wsRec,array('_ACCESS' => 'admin'));
1469                         } else {
1470
1471                                 switch((string)$wsRec['uid'])   {
1472                                         case '0':
1473                                                 $retVal = ($this->groupData['workspace_perms']&1) ? array_merge($wsRec,array('_ACCESS' => 'online')) : FALSE;
1474                                         break;
1475                                         case '-1':
1476                                                 $retVal = ($this->groupData['workspace_perms']&2) ? array_merge($wsRec,array('_ACCESS' => 'offline')) : FALSE;
1477                                         break;
1478                                         default:
1479                                                         // Checking if the guy is admin:
1480                                                 if (t3lib_div::inList($wsRec['adminusers'],$this->user['uid'])) {
1481                                                         return array_merge($wsRec, array('_ACCESS' => 'owner'));
1482                                                 }
1483                                                         // Checking if he is reviewer user:
1484                                                 if (t3lib_div::inList($wsRec['reviewers'],'be_users_'.$this->user['uid']))      {
1485                                                         return array_merge($wsRec, array('_ACCESS' => 'reviewer'));
1486                                                 }
1487                                                         // Checking if he is reviewer through a user group of his:
1488                                                 foreach($this->userGroupsUID as $groupUid)      {
1489                                                         if (t3lib_div::inList($wsRec['reviewers'],'be_groups_'.$groupUid))      {
1490                                                                 return array_merge($wsRec, array('_ACCESS' => 'reviewer'));
1491                                                         }
1492                                                 }
1493                                                         // Checking if he is member as user:
1494                                                 if (t3lib_div::inList($wsRec['members'],'be_users_'.$this->user['uid']))        {
1495                                                         return array_merge($wsRec, array('_ACCESS' => 'member'));
1496                                                 }
1497                                                         // Checking if he is member through a user group of his:
1498                                                 foreach($this->userGroupsUID as $groupUid)      {
1499                                                         if (t3lib_div::inList($wsRec['members'],'be_groups_'.$groupUid))        {
1500                                                                 return array_merge($wsRec, array('_ACCESS' => 'member'));
1501                                                         }
1502                                                 }
1503                                         break;
1504                                 }
1505                         }
1506                 }
1507
1508                 return $retVal;
1509         }
1510
1511         /**
1512          * Uses checkWorkspace() to check if current workspace is available for user. This function caches the result and so can be called many times with no performance loss.
1513          *
1514          * @return      array           See checkWorkspace()
1515          * @see checkWorkspace()
1516          */
1517         function checkWorkspaceCurrent()        {
1518                 if (!isset($this->checkWorkspaceCurrent_cache)) {
1519                         $this->checkWorkspaceCurrent_cache = $this->checkWorkspace($this->workspace);
1520                 }
1521                 return $this->checkWorkspaceCurrent_cache;
1522         }
1523
1524         /**
1525          * Setting workspace ID
1526          *
1527          * @param       integer         ID of workspace to set for backend user. If not valid the default workspace for BE user is found and set.
1528          * @return      void
1529          */
1530         function setWorkspace($workspaceId)     {
1531
1532                         // Check workspace validity and if not found, revert to default workspace.
1533                 if ($this->workspaceRec = $this->checkWorkspace($workspaceId,'*'))      {
1534                                 // Set workspace ID internally
1535                         $this->workspace = (int)$workspaceId;
1536                 } else {
1537                         $this->workspace = (int)$this->getDefaultWorkspace();
1538                         $this->workspaceRec = $this->checkWorkspace($this->workspace,'*');
1539                 }
1540
1541                         // Unset access cache:
1542                 unset($this->checkWorkspaceCurrent_cache);
1543
1544                         // If ID is different from the stored one, change it:
1545                 if (strcmp($this->workspace, $this->user['workspace_id']))      {
1546                         $this->user['workspace_id'] = $this->workspace;
1547                         $GLOBALS['TYPO3_DB']->exec_UPDATEquery('be_users','uid='.intval($this->user['uid']),array('workspace_id' => $this->user['workspace_id']));
1548                         $this->simplelog('User changed workspace to "'.$this->workspace.'"');
1549                 }
1550         }
1551
1552         /**
1553          * Setting workspace preview state for user:
1554          *
1555          * @param       boolean         State of user preview.
1556          * @return      void
1557          */
1558         function setWorkspacePreview($previewState)     {
1559                 $this->user['workspace_preview'] = $previewState;
1560                 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('be_users','uid='.intval($this->user['uid']),array('workspace_preview' => $this->user['workspace_preview']));
1561         }
1562
1563         /**
1564          * Return default workspace ID for user
1565          *
1566          * @return      integer         Default workspace id. If no workspace is available it will be "-99"
1567          */
1568         function getDefaultWorkspace()  {
1569
1570                 if ($this->checkWorkspace(0))   {       // Check online
1571                         return 0;
1572                 } elseif ($this->checkWorkspace(-1))    {       // Check offline
1573                         return -1;
1574                 } else {        // Traverse custom workspaces:
1575                         $workspaces = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows('uid,title,adminusers,members,reviewers','sys_workspace','pid=0'.t3lib_BEfunc::deleteClause('sys_workspace'),'','title');
1576                         foreach($workspaces as $rec)    {
1577                                 if ($this->checkWorkspace($rec))        {
1578                                         return $rec['uid'];
1579                                 }
1580                         }
1581                 }
1582                 return -99;
1583         }
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595         /************************************
1596          *
1597          * Logging
1598          *
1599          ************************************/
1600
1601         /**
1602          * Writes an entry in the logfile/table
1603          * Documentation in "TYPO3 Core API"
1604          *
1605          * @param       integer         Denotes which module that has submitted the entry. See "TYPO3 Core API". Use "4" for extensions.
1606          * @param       integer         Denotes which specific operation that wrote the entry. Use "0" when no sub-categorizing applies
1607          * @param       integer         Flag. 0 = message, 1 = error (user problem), 2 = System Error (which should not happen), 3 = security notice (admin)
1608          * @param       integer         The message number. Specific for each $type and $action. This will make it possible to translate errormessages to other languages
1609          * @param       string          Default text that follows the message (in english!). Possibly translated by identification through type/action/details_nr
1610          * @param       array           Data that follows the log. Might be used to carry special information. If an array the first 5 entries (0-4) will be sprintf'ed with the details-text
1611          * @param       string          Table name. Special field used by tce_main.php.
1612          * @param       integer         Record UID. Special field used by tce_main.php.
1613          * @param       integer         Record PID. Special field used by tce_main.php. OBSOLETE
1614          * @param       integer         The page_uid (pid) where the event occurred. Used to select log-content for specific pages.
1615          * @param       string          Special field used by tce_main.php. NEWid string of newly created records.
1616          * @param       integer         Alternative Backend User ID (used for logging login actions where this is not yet known).
1617          * @return      integer         Log entry ID.
1618          */
1619         function writelog($type,$action,$error,$details_nr,$details,$data,$tablename='',$recuid='',$recpid='',$event_pid=-1,$NEWid='',$userId=0) {
1620
1621                 $fields_values = Array (
1622                         'userid' => $userId ? $userId : intval($this->user['uid']),
1623                         'type' => intval($type),
1624                         'action' => intval($action),
1625                         'error' => intval($error),
1626                         'details_nr' => intval($details_nr),
1627                         'details' => $details,
1628                         'log_data' => serialize($data),
1629                         'tablename' => $tablename,
1630                         'recuid' => intval($recuid),
1631 #                       'recpid' => intval($recpid),
1632                         'IP' => t3lib_div::getIndpEnv('REMOTE_ADDR'),
1633                         'tstamp' => $GLOBALS['EXEC_TIME'],
1634                         'event_pid' => intval($event_pid),
1635                         'NEWid' => $NEWid,
1636                         'workspace' => $this->workspace
1637                 );
1638
1639                 $GLOBALS['TYPO3_DB']->exec_INSERTquery('sys_log', $fields_values);
1640                 return $GLOBALS['TYPO3_DB']->sql_insert_id();
1641         }
1642
1643         /**
1644          * Simple logging function
1645          *
1646          * @param       string          Log message
1647          * @param       string          Option extension key / module name
1648          * @param       integer         Error level. 0 = message, 1 = error (user problem), 2 = System Error (which should not happen), 3 = security notice (admin)
1649          * @return      integer         Log entry UID
1650          */
1651         function simplelog($message, $extKey='', $error=0)      {
1652                 return $this->writelog(
1653                         4,
1654                         0,
1655                         $error,
1656                         0,
1657                         ($extKey?'['.$extKey.'] ':'').$message,
1658                         array()
1659                 );
1660         }
1661
1662         /**
1663          * Sends a warning to $email if there has been a certain amount of failed logins during a period.
1664          * If a login fails, this function is called. It will look up the sys_log to see if there has been more than $max failed logins the last $secondsBack seconds (default 3600). If so, an email with a warning is sent to $email.
1665          *
1666          * @param       string          Email address
1667          * @param       integer         Number of sections back in time to check. This is a kind of limit for how many failures an hour for instance.
1668          * @param       integer         Max allowed failures before a warning mail is sent
1669          * @return      void
1670          * @access private
1671          */
1672         function checkLogFailures($email, $secondsBack=3600, $max=3)    {
1673
1674                 if ($email)     {
1675
1676                                 // get last flag set in the log for sending
1677                         $theTimeBack = time()-$secondsBack;
1678                         $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1679                                                         'tstamp',
1680                                                         'sys_log',
1681                                                         'type=255 AND action=4 AND tstamp>'.intval($theTimeBack),
1682                                                         '',
1683                                                         'tstamp DESC',
1684                                                         '1'
1685                                                 );
1686                         if ($testRow = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))     {
1687                                 $theTimeBack = $testRow['tstamp'];
1688                         }
1689
1690                                 // Check for more than $max number of error failures with the last period.
1691                         $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1692                                                         '*',
1693                                                         'sys_log',
1694                                                         'type=255 AND action=3 AND error!=0 AND tstamp>'.intval($theTimeBack),
1695                                                         '',
1696                                                         'tstamp'
1697                                                 );
1698                         if ($GLOBALS['TYPO3_DB']->sql_num_rows($res) > $max)    {
1699                                         // OK, so there were more than the max allowed number of login failures - so we will send an email then.
1700                                 $subject = 'TYPO3 Login Failure Warning (at '.$GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'].')';
1701                                 $email_body = '
1702 There has been numerous attempts ('.$GLOBALS['TYPO3_DB']->sql_num_rows($res).') to login at the TYPO3
1703 site "'.$GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'].'" ('.t3lib_div::getIndpEnv('HTTP_HOST').').
1704
1705 This is a dump of the failures:
1706
1707 ';
1708                                 while($testRows = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))  {
1709                                         $theData = unserialize($testRows['log_data']);
1710                                         $email_body.= date($GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'].' '.$GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'],$testRows['tstamp']).':  '.@sprintf($testRows['details'],''.$theData[0],''.$theData[1],''.$theData[2]);
1711                                         $email_body.= chr(10);
1712                                 }
1713                                 mail(   $email,
1714                                         $subject,
1715                                         $email_body,
1716                                         'From: TYPO3 Login WARNING<>'
1717                                 );
1718                                 $this->writelog(255,4,0,3,'Failure warning (%s failures within %s seconds) sent by email to %s',Array($GLOBALS['TYPO3_DB']->sql_num_rows($res),$secondsBack,$email));   // Logout written to log
1719                         }
1720                 }
1721         }
1722 }
1723
1724
1725
1726 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauthgroup.php'])     {
1727         include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_userauthgroup.php']);
1728 }
1729 ?>