t3lib/class.t3lib_refindex.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 1999-2005 Kasper Skaarhoj (kasperYYYY@typo3.com)
   6 *  All rights reserved
   7 *
   8 *  This script is part of the TYPO3 project. The TYPO3 project is
   9 *  free software; you can redistribute it and/or modify
  10 *  it under the terms of the GNU General Public License as published by
  11 *  the Free Software Foundation; either version 2 of the License, or
  12 *  (at your option) any later version.
  13 *
  14 *  The GNU General Public License can be found at
  15 *  http://www.gnu.org/copyleft/gpl.html.
  16 *  A copy is found in the textfile GPL.txt and important notices to the license
  17 *  from the author is found in LICENSE.txt distributed with these scripts.
  18 *
  19 *
  20 *  This script is distributed in the hope that it will be useful,
  21 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 *  GNU General Public License for more details.
  24 *
  25 *  This copyright notice MUST APPEAR in all copies of the script!
  26 ***************************************************************/
  27 /**
  28  * Reference index processing
  29  *
  30  * $Id$
  31  *
  32  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
  33  */
  34 /**
  35  * [CLASS/FUNCTION INDEX of SCRIPT]
  36  *
  37  *
  38  *
  39  *   74: class t3lib_refindex
  40  *   91:     function updateRefIndexTable($table,$uid,$testOnly=FALSE)
  41  *  162:     function generateRefIndexData($table,$uid)
  42  *  235:     function createEntryData($table,$uid,$field,$flexpointer,$ref_table,$ref_uid,$ref_string='',$sort=-1,$softref_key='',$softref_id='')
  43  *  260:     function createEntryData_dbRels($table,$uid,$fieldname,$flexpointer,$items)
  44  *  276:     function createEntryData_fileRels($table,$uid,$fieldname,$flexpointer,$items)
  45  *  296:     function createEntryData_softreferences($table,$uid,$fieldname,$flexpointer,$keys)
  46  *
  47  *              SECTION: Get relations from table row
  48  *  351:     function getRelations($table,$row)
  49  *  456:     function getRelations_flexFormCallBack($pParams, $dsConf, $dataValue, $dataValue_ext1, $dataValue_ext2, $structurePath)
  50  *  503:     function getRelations_procFiles($value, $conf, $uid)
  51  *  553:     function getRelations_procDB($value, $conf, $uid)
  52  *
  53  *              SECTION: Helper functions
  54  *  590:     function isReferenceField($conf)
  55  *  600:     function destPathFromUploadFolder($folder)
  56  *  610:     function error($msg)
  57  *
  58  * TOTAL FUNCTIONS: 13
  59  * (This index is automatically created/updated by the extension "extdeveval")
  60  *
  61  */
  62
  63 require_once(PATH_t3lib.'class.t3lib_tcemain.php');
  64
  65
  66
  67 /**
  68  * Reference index processing and relation extraction
  69  *
  70  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
  71  * @package TYPO3
  72  * @subpackage t3lib
  73  */
  74 class t3lib_refindex {
  75
  76         var $temp_flexRelations = array();
  77         var $errorLog = array();
  78         var $WSOL = FALSE;
  79         var $relations = array();
  80         var $hashVersion = 1;   // Number which we can increase if a change in the code means we will have to force a re-generation of the index.
  81
  82
  83         /**
  84          * Call this function to update the sys_refindex table for a record.
  85          *
  86          * @param       string          Table name
  87          * @param       uid             UID of record
  88          * @param       boolean         If set, nothing will be written to the index but the result value will still report statistics on what as added, deleted and kept. Can be used for mere analysis.
  89          * @return      array           Array with statistics about how many index records were added, deleted and not altered plus the complete reference set for the record.
  90          */
  91         function updateRefIndexTable($table,$uid,$testOnly=FALSE)       {
  92
  93                         // First, secure that the index table is not updated with workspace tainted relations:
  94                 $this->WSOL = FALSE;
  95
  96                         // Init:
  97                 $result = array(
  98                         'keptNodes' => 0,
  99                         'deletedNodes' => 0,
 100                         'addedNodes' => 0
 101                 );
 102
 103                         // Get current index from Database:
 104                 $currentRels = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
 105                         '*',
 106                         'sys_refindex',
 107                         'tablename='.$GLOBALS['TYPO3_DB']->fullQuoteStr($table,'sys_refindex').
 108                                 ' AND recuid='.intval($uid),
 109                         '','','','hash'
 110                 );
 111
 112                         // First, test to see if the record exists (being deleted also means it doesn't exist!)
 113                 if (t3lib_BEfunc::getRecord($table,$uid,'uid')) {
 114
 115                                 // Then, get relations:
 116                         $relations = $this->generateRefIndexData($table,$uid);
 117
 118                         if (is_array($relations))       {
 119
 120                                         // Traverse the generated index:
 121                                 foreach($relations as $k => $datRec)    {
 122                                         $relations[$k]['hash'] = md5(implode('///',$relations[$k]).'///'.$this->hashVersion);
 123
 124                                                 // First, check if already indexed and if so, unset that row (so in the end we know which rows to remove!)
 125                                         if (isset($currentRels[$relations[$k]['hash']]))        {
 126                                                 unset($currentRels[$relations[$k]['hash']]);
 127                                                 $result['keptNodes']++;
 128                                                 $relations[$k]['_ACTION'] = 'KEPT';
 129                                         } else {
 130                                                         // If new, add it:
 131                                                 if (!$testOnly) $GLOBALS['TYPO3_DB']->exec_INSERTquery('sys_refindex',$relations[$k]);
 132                                                 $result['addedNodes']++;
 133                                                 $relations[$k]['_ACTION'] = 'ADDED';
 134                                         }
 135                                 }
 136
 137                                 $result['relations'] = $relations;
 138                         } else return FALSE;    // Weird mistake I would say...
 139                 }
 140
 141                         // If any old are left, remove them:
 142                 if (count($currentRels))        {
 143                         $hashList = array_keys($currentRels);
 144                         if (count($hashList))   {
 145                                 $result['deletedNodes'] = count($hashList);
 146                                 $result['deletedNodes_hashList'] = implode(',',$hashList);
 147                                 if (!$testOnly) $GLOBALS['TYPO3_DB']->exec_DELETEquery('sys_refindex','hash IN ('.implode(',',$GLOBALS['TYPO3_DB']->fullQuoteArray($hashList,'sys_refindex')).')');
 148                         }
 149                 }
 150
 151                 return $result;
 152         }
 153
 154         /**
 155          * Returns array of arrays with an index of all references found in record from table/uid
 156          * If the result is used to update the sys_refindex table then ->WSOL must NOT be true (no workspace overlay anywhere!)
 157          *
 158          * @param       string          Table name from $TCA
 159          * @param       integer         Record UID
 160          * @return      array           Index Rows
 161          */
 162         function generateRefIndexData($table,$uid)      {
 163                 global $TCA;
 164
 165                 if (isset($TCA[$table]))        {
 166                                 // Get raw record from DB:
 167                         list($record) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows('*',$table,'uid='.intval($uid));
 168
 169                         if (is_array($record))  {
 170
 171                                         // Get all relations from record:
 172                                 $dbrels = $this->getRelations($table,$record);
 173
 174                                         // Traverse those relations, compile records to insert in table:
 175                                 $this->relations = array();
 176                                 foreach($dbrels as $fieldname => $dat)  {
 177
 178                                                 // Based on type,
 179                                         switch((string)$dat['type'])    {
 180                                                 case 'db':
 181                                                         $this->createEntryData_dbRels($table,$uid,$fieldname,'',$dat['itemArray']);
 182                                                 break;
 183                                                 case 'file':
 184                                                         $this->createEntryData_fileRels($table,$uid,$fieldname,'',$dat['newValueFiles']);
 185                                                 break;
 186                                                 case 'flex':
 187                                                                 // DB references:
 188                                                         if (is_array($dat['flexFormRels']['db']))       {
 189                                                                 foreach($dat['flexFormRels']['db'] as $flexpointer => $subList) {
 190                                                                         $this->createEntryData_dbRels($table,$uid,$fieldname,$flexpointer,$subList);
 191                                                                 }
 192                                                         }
 193                                                                 // File references (NOT TESTED!)
 194                                                         if (is_array($dat['flexFormRels']['file']))     {       // Not tested
 195                                                                 foreach($dat['flexFormRels']['file'] as $flexpointer => $subList)       {
 196                                                                         $this->createEntryData_fileRels($table,$uid,$fieldname,$flexpointer,$subList);
 197                                                                 }
 198                                                         }
 199                                                                 // Soft references in flexforms (NOT TESTED!)
 200                                                         if (is_array($dat['flexFormRels']['softrefs'])) {
 201                                                                 foreach($dat['flexFormRels']['softrefs'] as $flexpointer => $subList)   {
 202                                                                         $this->createEntryData_softreferences($table,$uid,$fieldname,$flexpointer,$subList['keys']);
 203                                                                 }
 204                                                         }
 205                                                 break;
 206                                         }
 207
 208                                                 // Softreferences in the field:
 209                                         if (is_array($dat['softrefs'])) {
 210                                                 $this->createEntryData_softreferences($table,$uid,$fieldname,'',$dat['softrefs']['keys']);
 211                                         }
 212                                 }
 213
 214                                 return $this->relations;
 215                         }
 216                 }
 217         }
 218
 219         /**
 220          * Create array with field/value pairs ready to insert in database.
 221          * The "hash" field is a fingerprint value across this table.
 222          *
 223          * @param       string          Tablename of source record (where reference is located)
 224          * @param       integer         UID of source record (where reference is located)
 225          * @param       string          Fieldname of source record (where reference is located)
 226          * @param       string          Pointer to location inside flexform structure where reference is located in [field]
 227          * @param       string          For database references; the tablename the reference points to. Special keyword "_FILE" indicates that "ref_string" is a file reference either absolute or relative to PATH_site. Special keyword "_STRING" indicates some special usage (typ. softreference) where "ref_string" is used for the value.
 228          * @param       integer         For database references; The UID of the record (zero "ref_table" is "_FILE" or "_STRING")
 229          * @param       string          For "_FILE" or "_STRING" references: The filepath (relative to PATH_site or absolute) or other string.
 230          * @param       integer         The sorting order of references if many (the "group" or "select" TCA types). -1 if no sorting order is specified.
 231          * @param       string          If the reference is a soft reference, this is the soft reference parser key. Otherwise empty.
 232          * @param       string          Soft reference ID for key. Might be useful for replace operations.
 233          * @return      array           Array record to insert into table.
 234          */
 235         function createEntryData($table,$uid,$field,$flexpointer,$ref_table,$ref_uid,$ref_string='',$sort=-1,$softref_key='',$softref_id='')    {
 236                 return array(
 237                         'tablename' => $table,
 238                         'recuid' => $uid,
 239                         'field' => $field,
 240                         'flexpointer' => $flexpointer,
 241                         'softref_key' => $softref_key,
 242                         'softref_id' => $softref_id,
 243                         'sorting' => $sort,
 244                         'ref_table' => $ref_table,
 245                         'ref_uid' => $ref_uid,
 246                         'ref_string' => $ref_string,
 247                 );
 248         }
 249
 250         /**
 251          * Enter database references to ->relations array
 252          *
 253          * @param       string          [See createEntryData, arg 1]
 254          * @param       integer         [See createEntryData, arg 2]
 255          * @param       string          [See createEntryData, arg 3]
 256          * @param       string          [See createEntryData, arg 4]
 257          * @param       array           Data array with databaes relations (table/id)
 258          * @return      void
 259          */
 260         function createEntryData_dbRels($table,$uid,$fieldname,$flexpointer,$items)     {
 261                 foreach($items as $sort => $i)  {
 262                         $this->relations[] = $this->createEntryData($table,$uid,$fieldname,$flexpointer,$i['table'],$i['id'],'',$sort);
 263                 }
 264         }
 265
 266         /**
 267          * Enter file references to ->relations array
 268          *
 269          * @param       string          [See createEntryData, arg 1]
 270          * @param       integer         [See createEntryData, arg 2]
 271          * @param       string          [See createEntryData, arg 3]
 272          * @param       string          [See createEntryData, arg 4]
 273          * @param       array           Data array with file relations
 274          * @return      void
 275          */
 276         function createEntryData_fileRels($table,$uid,$fieldname,$flexpointer,$items)   {
 277                 foreach($items as $sort => $i)  {
 278                         $filePath = $i['ID_absFile'];
 279                         if (t3lib_div::isFirstPartOfStr($filePath,PATH_site))   {
 280                                 $filePath = substr($filePath,strlen(PATH_site));
 281                         }
 282                         $this->relations[] = $this->createEntryData($table,$uid,$fieldname,$flexpointer,'_FILE',0,$filePath,$sort);
 283                 }
 284         }
 285
 286         /**
 287          * Enter softref references to ->relations array
 288          *
 289          * @param       string          [See createEntryData, arg 1]
 290          * @param       integer         [See createEntryData, arg 2]
 291          * @param       string          [See createEntryData, arg 3]
 292          * @param       string          [See createEntryData, arg 4]
 293          * @param       array           Data array with soft reference keys
 294          * @return      void
 295          */
 296         function createEntryData_softreferences($table,$uid,$fieldname,$flexpointer,$keys)      {
 297                 if (is_array($keys))    {
 298                         foreach($keys as $spKey => $elements)   {
 299                                 if (is_array($elements))        {
 300                                         foreach($elements as $subKey => $el)    {
 301                                                 if (is_array($el['subst']))     {
 302                                                         switch((string)$el['subst']['type'])    {
 303                                                                  case 'db':
 304                                                                         list($tableName,$recordId) = explode(':',$el['subst']['recordRef']);
 305                                                                         $this->relations[] = $this->createEntryData($table,$uid,$fieldname,$flexpointer,$tableName,$recordId,'',-1,$spKey,$subKey);
 306                                                                  break;
 307                                                                  case 'file':
 308                                                                         $this->relations[] = $this->createEntryData($table,$uid,$fieldname,$flexpointer,'_FILE',0,$el['subst']['relFileName'],-1,$spKey,$subKey);
 309                                                                  break;
 310                                                                  case 'string':
 311                                                                         $this->relations[] = $this->createEntryData($table,$uid,$fieldname,$flexpointer,'_STRING',0,$el['subst']['tokenValue'],-1,$spKey,$subKey);
 312                                                                  break;
 313                                                         }
 314                                                 }
 315                                         }
 316                                 }
 317                         }
 318                 }
 319         }
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335         /*******************************
 336          *
 337          * Get relations from table row
 338          *
 339          *******************************/
 340
 341         /**
 342          * Returns relation information for a $table/$row-array
 343          * Traverses all fields in input row which are configured in TCA/columns
 344          * It looks for hard relations to files and records in the TCA types "select" and "group"
 345          *
 346          * @param       string          Table
 347          * @param       array           Row from table
 348          * @return      array           Array with information about relations
 349          * @see export_addRecord()
 350          */
 351         function getRelations($table,$row)      {
 352                 global $TCA;
 353
 354                         // Load full table description
 355                 t3lib_div::loadTCA($table);
 356
 357                         // Initialize:
 358                 $uid = $row['uid'];
 359                 $nonFields = explode(',','uid,perms_userid,perms_groupid,perms_user,perms_group,perms_everybody,pid');
 360
 361                 $outRow = array();
 362                 foreach($row as $field => $value)       {
 363                         if (!in_array($field,$nonFields) && is_array($TCA[$table]['columns'][$field]))  {
 364                                 $conf = $TCA[$table]['columns'][$field]['config'];
 365
 366                                         // Add files
 367                                 if ($result = $this->getRelations_procFiles($value, $conf, $uid))       {
 368                                                 // Creates an entry for the field with all the files:
 369                                         $outRow[$field] = array(
 370                                                 'type' => 'file',
 371                                                 'newValueFiles' => $result,
 372                                         );
 373                                 }
 374
 375                                         // Add DB:
 376                                 if ($result = $this->getRelations_procDB($value, $conf, $uid))  {
 377                                                 // Create an entry for the field with all DB relations:
 378                                         $outRow[$field] = array(
 379                                                 'type' => 'db',
 380                                                 'itemArray' => $result,
 381                                         );
 382                                 }
 383
 384                                         // For "flex" fieldtypes we need to traverse the structure looking for file and db references of course!
 385                                 if ($conf['type']=='flex')      {
 386
 387                                                 // Get current value array:
 388                                         $dataStructArray = t3lib_BEfunc::getFlexFormDS($conf, $row, $table,'',$this->WSOL);
 389                                         $currentValueArray = t3lib_div::xml2array($value);
 390
 391                                                 // Traversing the XML structure, processing files:
 392                                         if (is_array($currentValueArray))       {
 393                                                 $this->temp_flexRelations = array(
 394                                                         'db' => array(),
 395                                                         'file' => array(),
 396                                                         'softrefs' => array()
 397                                                 );
 398
 399                                                 $iteratorObj = t3lib_div::makeInstance('t3lib_TCEmain');
 400                                                 $iteratorObj->callBackObj = &$this;
 401                                                 $iteratorObj->checkValue_flex_procInData(
 402                                                                         $currentValueArray['data'],
 403                                                                         array(),        // Not used.
 404                                                                         array(),        // Not used.
 405                                                                         $dataStructArray,
 406                                                                         array($table,$uid,$field),      // Parameters.
 407                                                                         'getRelations_flexFormCallBack'
 408                                                                 );
 409
 410                                                         // Create an entry for the field:
 411                                                 $outRow[$field] = array(
 412                                                         'type' => 'flex',
 413                                                         'flexFormRels' => $this->temp_flexRelations,
 414                                                 );
 415                                         }
 416                                 }
 417
 418                                         // Soft References:
 419                                 if (strlen($value) && $softRefs = t3lib_BEfunc::explodeSoftRefParserList($conf['softref'], $table, $field))     {
 420                                         $softRefValue = $value;
 421                                         foreach($softRefs as $spKey => $spParams)       {
 422                                                 $softRefObj = &t3lib_BEfunc::softRefParserObj($spKey);
 423                                                 if (is_object($softRefObj))     {
 424                                                         $resultArray = $softRefObj->findRef($table, $field, $uid, $softRefValue, $spKey, $spParams);
 425                                                         if (is_array($resultArray))     {
 426                                                                 $outRow[$field]['softrefs']['keys'][$spKey] = $resultArray['elements'];
 427                                                                 if (strlen($resultArray['content'])) {
 428                                                                         $softRefValue = $resultArray['content'];
 429                                                                 }
 430                                                         }
 431                                                 }
 432                                         }
 433
 434                                         if (is_array($outRow[$field]['softrefs']) && count($outRow[$field]['softrefs']) && strcmp($value,$softRefValue) && strstr($softRefValue,'{softref:'))   {
 435                                                 $outRow[$field]['softrefs']['tokenizedContent'] = $softRefValue;
 436                                         }
 437                                 }
 438                         }
 439                 }
 440
 441                 return $outRow;
 442         }
 443
 444         /**
 445          * Callback function for traversing the FlexForm structure in relation to finding file and DB references!
 446          *
 447          * @param       array           Array of parameters in num-indexes: table, uid, field
 448          * @param       array           TCA field configuration (from Data Structure XML)
 449          * @param       string          The value of the flexForm field
 450          * @param       string          Not used.
 451          * @param       string          Not used.
 452          * @param       string          Path of where in the data structure this element is.
 453          * @return      array           Result array with key "value" containing the value of the processing.
 454          * @see t3lib_TCEmain::checkValue_flex_procInData_travDS()
 455          */
 456         function getRelations_flexFormCallBack($pParams, $dsConf, $dataValue, $dataValue_ext1, $dataValue_ext2, $structurePath) {
 457
 458                         // Implode parameter values:
 459                 list($table, $uid, $field) = $pParams;
 460
 461                         // Add files
 462                 if ($result = $this->getRelations_procFiles($dataValue, $dsConf, $uid)) {
 463
 464                                 // Creates an entry for the field with all the files:
 465                         $this->temp_flexRelations['file'][$structurePath] = $result;
 466                 }
 467
 468                         // Add DB:
 469                 if ($result = $this->getRelations_procDB($dataValue, $dsConf, $uid))    {
 470
 471                                 // Create an entry for the field with all DB relations:
 472                         $this->temp_flexRelations['db'][$structurePath] = $result;
 473                 }
 474
 475                         // Soft References:
 476                 if (strlen($dataValue) && $softRefs = t3lib_BEfunc::explodeSoftRefParserList($dsConf['softref'], $table, $field))       {
 477                         $softRefValue = $dataValue;
 478                         foreach($softRefs as $spKey => $spParams)       {
 479                                 $softRefObj = &t3lib_BEfunc::softRefParserObj($spKey);
 480                                 if (is_object($softRefObj))     {
 481                                         $resultArray = $softRefObj->findRef($table, $field, $uid, $softRefValue, $spKey, $spParams, $structurePath);
 482                                         if (is_array($resultArray) && is_array($resultArray['elements']))       {
 483                                                 $this->temp_flexRelations['softrefs'][$structurePath]['keys'][$spKey] = $resultArray['elements'];
 484                                                 if (strlen($resultArray['content'])) $softRefValue = $resultArray['content'];
 485                                         }
 486                                 }
 487                         }
 488
 489                         if (count($this->temp_flexRelations['softrefs']) && strcmp($dataValue,$softRefValue))   {
 490                                 $this->temp_flexRelations['softrefs'][$structurePath]['tokenizedContent'] = $softRefValue;
 491                         }
 492                 }
 493         }
 494
 495         /**
 496          * Check field configuration if it is a file relation field and extract file relations if any
 497          *
 498          * @param       string          Field value
 499          * @param       array           Field configuration array of type "TCA/columns"
 500          * @param       integer         Field uid
 501          * @return      array           If field type is OK it will return an array with the files inside. Else false
 502          */
 503         function getRelations_procFiles($value, $conf, $uid)    {
 504                         // Take care of files...
 505                 if ($conf['type']=='group' && $conf['internal_type']=='file')   {
 506
 507                                 // Collect file values in array:
 508                         if ($conf['MM'])        {
 509                                 $theFileValues = array();
 510                                 $dbAnalysis = t3lib_div::makeInstance('t3lib_loadDBGroup');
 511                                 $dbAnalysis->start('', 'files', $conf['MM'], $uid);
 512
 513                                 foreach($dbAnalysis->itemArray as $somekey => $someval) {
 514                                         if ($someval['id'])     {
 515                                                 $theFileValues[] = $someval['id'];
 516                                         }
 517                                 }
 518                         } else {
 519                                 $theFileValues = explode(',',$value);
 520                         }
 521
 522                                 // Traverse the files and add them:
 523                         $uploadFolder = $conf['uploadfolder'];
 524                         $dest = $this->destPathFromUploadFolder($uploadFolder);
 525                         $newValue = array();
 526                         $newValueFiles = array();
 527
 528                         foreach($theFileValues as $file)        {
 529                                 if (trim($file))        {
 530                                         $realFile = $dest.'/'.trim($file);
 531                                         if (@is_file($realFile))        {
 532                                                 $newValueFiles[] = array(
 533                                                         'filename' => $file,
 534                                                         'ID' => md5($realFile),
 535                                                         'ID_absFile' => $realFile
 536                                                 );      // the order should be preserved here because.. (?)
 537                                         } else $this->error('Missing file: '.$realFile);
 538                                 }
 539                         }
 540
 541                         return $newValueFiles;
 542                 }
 543         }
 544
 545         /**
 546          * Check field configuration if it is a DB relation field and extract DB relations if any
 547          *
 548          * @param       string          Field value
 549          * @param       array           Field configuration array of type "TCA/columns"
 550          * @param       integer         Field uid
 551          * @return      array           If field type is OK it will return an array with the database relations. Else false
 552          */
 553         function getRelations_procDB($value, $conf, $uid)       {
 554
 555                         // DB record lists:
 556                 if ($this->isReferenceField($conf))     {
 557                         $allowedTables = $conf['type']=='group' ? $conf['allowed'] : $conf['foreign_table'].','.$conf['neg_foreign_table'];
 558                         $prependName = $conf['type']=='group' ? $conf['prepend_tname'] : $conf['neg_foreign_table'];
 559
 560                         $dbAnalysis = t3lib_div::makeInstance('t3lib_loadDBGroup');
 561                         $dbAnalysis->start($value,$allowedTables,$conf['MM'],$uid);
 562
 563                         return $dbAnalysis->itemArray;
 564                 }
 565         }
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578         /*******************************
 579          *
 580          * Helper functions
 581          *
 582          *******************************/
 583
 584         /**
 585          * Returns true if the TCA/columns field type is a DB reference field
 586          *
 587          * @param       array           config array for TCA/columns field
 588          * @return      boolean         True if DB reference field (group/db or select with foreign-table)
 589          */
 590         function isReferenceField($conf)        {
 591                 return ($conf['type']=='group' && $conf['internal_type']=='db') ||      ($conf['type']=='select' && $conf['foreign_table']);
 592         }
 593
 594         /**
 595          * Returns destination path to an upload folder given by $folder
 596          *
 597          * @param       string          Folder relative to PATH_site
 598          * @return      string          Input folder prefixed with PATH_site. No checking for existence is done. Output must be a folder without trailing slash.
 599          */
 600         function destPathFromUploadFolder($folder)      {
 601                 return PATH_site.$folder;
 602         }
 603
 604         /**
 605          * Sets error message in the internal error log
 606          *
 607          * @param       string          Error message
 608          * @return      void
 609          */
 610         function error($msg)    {
 611                 $this->errorLog[]=$msg;
 612         }
 613 }
 614
 615
 616 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_refindex.php'])  {
 617         include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_refindex.php']);
 618 }
 619 ?>