Fixed: isses with previous fix discovered my Michael Stucki
[Packages/TYPO3.CMS.git] / t3lib / class.t3lib_loaddbgroup.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 class for loading database groups
29 *
30 * $Id$
31 * Revised for TYPO3 3.6 September/2003 by Kasper Skaarhoj
32 *
33 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
34 */
35 /**
36 * [CLASS/FUNCTION INDEX of SCRIPT]
37 *
38 *
39 *
40 * 76: class t3lib_loadDBGroup
41 * 111: function start($itemlist, $tablelist, $MMtable='', $MMuid=0, $currentTable='', $conf=array())
42 * 179: function readList($itemlist)
43 * 225: function readMM($tableName,$uid)
44 * 276: function writeMM($tableName,$uid,$prependTableName=0)
45 * 352: function readForeignField($uid, $conf)
46 * 435: function writeForeignField($conf, $parentUid, $updateToUid=0)
47 * 510: function getValueArray($prependTableName='')
48 * 538: function convertPosNeg($valueArray,$fTable,$nfTable)
49 * 560: function getFromDB()
50 * 595: function readyForInterface()
51 * 621: function countItems($returnAsArray = true)
52 * 636: function updateRefIndex($table,$id)
53 *
54 * TOTAL FUNCTIONS: 12
55 * (This index is automatically created/updated by the extension "extdeveval")
56 *
57 */
58
59
60
61
62
63
64
65
66
67
68 /**
69 * Load database groups (relations)
70 * Used to process the relations created by the TCA element types "group" and "select" for database records. Manages MM-relations as well.
71 *
72 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
73 * @package TYPO3
74 * @subpackage t3lib
75 */
76 class t3lib_loadDBGroup {
77 // External, static:
78 var $fromTC = 1; // Means that only uid and the label-field is returned
79 var $registerNonTableValues=0; // If set, values that are not ids in tables are normally discarded. By this options they will be preserved.
80
81 // Internal, dynamic:
82 var $tableArray=Array(); // Contains the table names as keys. The values are the id-values for each table. Should ONLY contain proper table names.
83 var $itemArray=Array(); // Contains items in an numeric array (table/id for each). Tablenames here might be "_NO_TABLE"
84 var $nonTableArray=array(); // Array for NON-table elements
85 var $additionalWhere=array();
86 var $checkIfDeleted = 1; // deleted-column is added to additionalWhere... if this is set...
87 var $dbPaths=Array();
88 var $firstTable = ''; // Will contain the first table name in the $tablelist (for positive ids)
89 var $secondTable = ''; // Will contain the second table name in the $tablelist (for negative ids)
90 // private
91 var $MM_is_foreign = 0; // boolean - if 1, uid_local and uid_foreign are switched, and the current table is inserted as tablename - this means you display a foreign relation "from the opposite side"
92 var $MM_oppositeField = ''; // field name at the "local" side of the MM relation
93 var $MM_oppositeTable = ''; // only set if MM_is_foreign is set
94 var $MM_oppositeFieldConf = ''; // only set if MM_is_foreign is set
95 var $MM_isMultiTableRelationship = 0; // is empty by default; if MM_is_foreign is set and there is more than one table allowed (on the "local" side), then it contains the first table (as a fallback)
96 var $currentTable; // current table => Only needed for reverse relations
97 var $undeleteRecord; // if a record should be undeleted (so do not use the $useDeleteClause on t3lib_BEfunc)
98
99
100 var $MM_match_fields = array(); // array of fields value pairs that should match while SELECT and will be written into MM table if $MM_insert_fields is not set
101 var $MM_insert_fields = array(); // array of fields and value pairs used for insert in MM table
102 var $MM_table_where = ''; // extra MM table where
103
104
105 /**
106 * Initialization of the class.
107 *
108 * @param string List of group/select items
109 * @param string Comma list of tables, first table takes priority if no table is set for an entry in the list.
110 * @param string Name of a MM table.
111 * @param integer Local UID for MM lookup
112 * @param string current table name
113 * @param integer TCA configuration for current field
114 * @return void
115 */
116 function start($itemlist, $tablelist, $MMtable='', $MMuid=0, $currentTable='', $conf=array()) {
117 // SECTION: MM reverse relations
118 $this->MM_is_foreign = ($conf['MM_opposite_field']?1:0);
119 $this->MM_oppositeField = $conf['MM_opposite_field'];
120 $this->MM_table_where = $conf['MM_table_where'];
121 $this->MM_match_fields = is_array($conf['MM_match_fields']) ? $conf['MM_match_fields'] : array();
122 $this->MM_insert_fields = is_array($conf['MM_insert_fields']) ? $conf['MM_insert_fields'] : $this->MM_match_fields;
123
124 $this->currentTable = $currentTable;
125 if ($this->MM_is_foreign) {
126 $tmp = ($conf['type']==='group'?$conf['allowed']:$conf['foreign_table']);
127 // normally, $conf['allowed'] can contain a list of tables, but as we are looking at a MM relation from the foreign side, it only makes sense to allow one one table in $conf['allowed']
128 $tmp = t3lib_div::trimExplode(',', $tmp);
129 $this->MM_oppositeTable = $tmp[0];
130 unset($tmp);
131
132 // only add the current table name if there is more than one allowed field
133 $this->MM_oppositeFieldConf = $GLOBALS['TCA'][$this->MM_oppositeTable]['columns'][$this->MM_oppositeField]['config'];
134
135 if ($this->MM_oppositeFieldConf['allowed']) {
136 $oppositeFieldConf_allowed = explode(',', $this->MM_oppositeFieldConf['allowed']);
137 if (count($oppositeFieldConf_allowed) > 1) {
138 $this->MM_isMultiTableRelationship = $oppositeFieldConf_allowed[0];
139 }
140 }
141 }
142
143 // SECTION: normal MM relations
144
145 // If the table list is "*" then all tables are used in the list:
146 if (!strcmp(trim($tablelist),'*')) {
147 $tablelist = implode(',',array_keys($GLOBALS['TCA']));
148 }
149
150 // The tables are traversed and internal arrays are initialized:
151 $tempTableArray = t3lib_div::trimExplode(',',$tablelist,1);
152 foreach($tempTableArray as $key => $val) {
153 $tName = trim($val);
154 $this->tableArray[$tName] = Array();
155 if ($this->checkIfDeleted && $GLOBALS['TCA'][$tName]['ctrl']['delete']) {
156 $fieldN = $tName.'.'.$GLOBALS['TCA'][$tName]['ctrl']['delete'];
157 $this->additionalWhere[$tName].=' AND '.$fieldN.'=0';
158 }
159 }
160
161 if (is_array($this->tableArray)) {
162 reset($this->tableArray);
163 } else {return 'No tables!';}
164
165 // Set first and second tables:
166 $this->firstTable = key($this->tableArray); // Is the first table
167 next($this->tableArray);
168 $this->secondTable = key($this->tableArray); // If the second table is set and the ID number is less than zero (later) then the record is regarded to come from the second table...
169
170 // Now, populate the internal itemArray and tableArray arrays:
171 if ($MMtable) { // If MM, then call this function to do that:
172 $this->readMM($MMtable,$MMuid);
173 } elseif ($MMuid && $conf['foreign_field']) {
174 // If not MM but foreign_field, the read the records by the foreign_field
175 $this->readForeignField($MMuid, $conf);
176 } else {
177 // If not MM, then explode the itemlist by "," and traverse the list:
178 $this->readList($itemlist);
179 // do automatic default_sortby, if any
180 if ($conf['foreign_default_sortby']) {
181 $this->sortList($conf['foreign_default_sortby']);
182 }
183 }
184 }
185
186 /**
187 * Explodes the item list and stores the parts in the internal arrays itemArray and tableArray from MM records.
188 *
189 * @param string Item list
190 * @return void
191 */
192 function readList($itemlist) {
193 if ((string)trim($itemlist)!='') {
194 $tempItemArray = t3lib_div::trimExplode(',', $itemlist); // Changed to trimExplode 31/3 04; HMENU special type "list" didn't work if there were spaces in the list... I suppose this is better overall...
195 foreach($tempItemArray as $key => $val) {
196 $isSet = 0; // Will be set to "1" if the entry was a real table/id:
197
198 // Extract table name and id. This is un the formular [tablename]_[id] where table name MIGHT contain "_", hence the reversion of the string!
199 $val = strrev($val);
200 $parts = explode('_',$val,2);
201 $theID = strrev($parts[0]);
202
203 // Check that the id IS an integer:
204 if (t3lib_div::testInt($theID)) {
205 // Get the table name: If a part of the exploded string, use that. Otherwise if the id number is LESS than zero, use the second table, otherwise the first table
206 $theTable = trim($parts[1]) ? strrev(trim($parts[1])) : ($this->secondTable && $theID<0 ? $this->secondTable : $this->firstTable);
207 // If the ID is not blank and the table name is among the names in the inputted tableList, then proceed:
208 if ((string)$theID!='' && $theID && $theTable && isset($this->tableArray[$theTable])) {
209 // Get ID as the right value:
210 $theID = $this->secondTable ? abs(intval($theID)) : intval($theID);
211 // Register ID/table name in internal arrays:
212 $this->itemArray[$key]['id'] = $theID;
213 $this->itemArray[$key]['table'] = $theTable;
214 $this->tableArray[$theTable][] = $theID;
215 // Set update-flag:
216 $isSet=1;
217 }
218 }
219
220 // If it turns out that the value from the list was NOT a valid reference to a table-record, then we might still set it as a NO_TABLE value:
221 if (!$isSet && $this->registerNonTableValues) {
222 $this->itemArray[$key]['id'] = $tempItemArray[$key];
223 $this->itemArray[$key]['table'] = '_NO_TABLE';
224 $this->nonTableArray[] = $tempItemArray[$key];
225 }
226 }
227 }
228 }
229
230 /**
231 * Does a sorting on $this->itemArray depending on a default sortby field.
232 * This is only used for automatic sorting of comma separated lists.
233 * This function is only relevant for data that is stored in comma separated lists!
234 *
235 * @param string $sortby: The default_sortby field/command (e.g. 'price DESC')
236 * @return void
237 */
238 function sortList($sortby) {
239 // sort directly without fetching addional data
240 if ($sortby == 'uid') {
241 usort($this->itemArray, create_function('$a,$b', 'return $a["id"] < $b["id"] ? -1 : 1;'));
242 // only useful if working on the same table
243 } elseif (count($this->tableArray) == 1) {
244 reset($this->tableArray);
245 $table = key($this->tableArray);
246 $uidList = implode(',', current($this->tableArray));
247
248 if ($uidList) {
249 $this->itemArray = array();
250 $this->tableArray = array();
251
252 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', $table, 'uid IN ('.$uidList.')', '', $sortby);
253 while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
254 $this->itemArray[] = array('id' => $row['uid'], 'table' => $table);
255 $this->tableArray[$table][] = $row['uid'];
256 }
257 $GLOBALS['TYPO3_DB']->sql_free_result($res);
258 }
259 }
260 }
261
262 /**
263 * Reads the record tablename/id into the internal arrays itemArray and tableArray from MM records.
264 * You can call this function after start if you supply no list to start()
265 *
266 * @param string MM Tablename
267 * @param integer Local UID
268 * @return void
269 */
270 function readMM($tableName,$uid) {
271 $key=0;
272 $additionalWhere = '';
273
274 if ($this->MM_is_foreign) { // in case of a reverse relation
275 $uidLocal_field = 'uid_foreign';
276 $uidForeign_field = 'uid_local';
277 $sorting_field = 'sorting_foreign';
278
279 if ($this->MM_isMultiTableRelationship) {
280 $additionalWhere .= ' AND ( tablenames="'.$this->currentTable.'"';
281 if ($this->currentTable == $this->MM_isMultiTableRelationship) { // be backwards compatible! When allowing more than one table after having previously allowed only one table, this case applies.
282 $additionalWhere .= ' OR tablenames=""';
283 }
284 $additionalWhere .= ' ) ';
285 }
286 $theTable = $this->MM_oppositeTable;
287 } else { // default
288 $uidLocal_field = 'uid_local';
289 $uidForeign_field = 'uid_foreign';
290 $sorting_field = 'sorting';
291 }
292
293
294 if ($this->MM_table_where) {
295 $additionalWhere.= "\n".str_replace('###THIS_UID###', intval($uid), $this->MM_table_where);
296 }
297 foreach ($this->MM_match_fields as $field => $value) {
298 $additionalWhere.= ' AND '.$field.'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($value, $tableName);
299 }
300
301 // Select all MM relations:
302 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('*', $tableName, $uidLocal_field.'='.intval($uid).$additionalWhere, '', $sorting_field);
303 while($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
304 if (!$this->MM_is_foreign) { // default
305 $theTable = $row['tablenames'] ? $row['tablenames'] : $this->firstTable; // If tablesnames columns exists and contain a name, then this value is the table, else it's the firstTable...
306 }
307 if (($row[$uidForeign_field] || $theTable=='pages') && $theTable && isset($this->tableArray[$theTable])) {
308
309 $this->itemArray[$key]['id'] = $row[$uidForeign_field];
310 $this->itemArray[$key]['table'] = $theTable;
311 $this->tableArray[$theTable][]= $row[$uidForeign_field];
312 } elseif ($this->registerNonTableValues) {
313 $this->itemArray[$key]['id'] = $row[$uidForeign_field];
314 $this->itemArray[$key]['table'] = '_NO_TABLE';
315 $this->nonTableArray[] = $row[$uidForeign_field];
316 }
317 $key++;
318 }
319 $GLOBALS['TYPO3_DB']->sql_free_result($res);
320 }
321
322 /**
323 * Writes the internal itemArray to MM table:
324 *
325 * @param string MM table name
326 * @param integer Local UID
327 * @param boolean If set, then table names will always be written.
328 * @return void
329 */
330 function writeMM($tableName,$uid,$prependTableName=0) {
331
332 if ($this->MM_is_foreign) { // in case of a reverse relation
333 $uidLocal_field = 'uid_foreign';
334 $uidForeign_field = 'uid_local';
335 $sorting_field = 'sorting_foreign';
336 } else { // default
337 $uidLocal_field = 'uid_local';
338 $uidForeign_field = 'uid_foreign';
339 $sorting_field = 'sorting';
340 }
341
342 // If there are tables...
343 $tableC = count($this->tableArray);
344 if ($tableC) {
345 $prep = ($tableC>1||$prependTableName||$this->MM_isMultiTableRelationship) ? 1 : 0; // boolean: does the field "tablename" need to be filled?
346 $c=0;
347
348 $additionalWhere_tablenames = '';
349 if ($this->MM_is_foreign && $prep) {
350 $additionalWhere_tablenames = ' AND tablenames="'.$this->currentTable.'"';
351 }
352
353 $additionalWhere = '';
354 // add WHERE clause if configured
355 if ($this->MM_table_where) {
356 $additionalWhere.= "\n".str_replace('###THIS_UID###', intval($uid), $this->MM_table_where);
357 }
358 // Select, update or delete only those relations that match the configured fields
359 foreach ($this->MM_match_fields as $field => $value) {
360 $additionalWhere.= ' AND '.$field.'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($value, $tableName);
361 }
362
363 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery($uidForeign_field.($prep?', tablenames':''), $tableName, $uidLocal_field.'='.$uid.$additionalWhere_tablenames.$additionalWhere);
364
365 $oldMMs = array();
366 while($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
367 if (!$this->MM_is_foreign && $prep) {
368 $oldMMs[] = array($row['tablenames'], $row[$uidForeign_field]);
369 } else {
370 $oldMMs[] = $row[$uidForeign_field];
371 }
372 }
373
374 // For each item, insert it:
375 foreach($this->itemArray as $val) {
376 $c++;
377
378 if ($prep || $val['table']=='_NO_TABLE') {
379 if ($this->MM_is_foreign) { // insert current table if needed
380 $tablename = $this->currentTable;
381 } else {
382 $tablename = $val['table'];
383 }
384 } else {
385 $tablename = '';
386 }
387
388 if(!$this->MM_is_foreign && $prep) {
389 $item = array($val['table'], $val['id']);
390 } else {
391 $item = $val['id'];
392 }
393
394 if (in_array($item, $oldMMs)) {
395 unset($oldMMs[array_search($item, $oldMMs)]); // remove the item from the $oldMMs array so after this foreach loop only the ones that need to be deleted are in there.
396
397 $whereClause = $uidLocal_field.'='.$uid.' AND '.$uidForeign_field.'='.$val['id'];
398 if ($tablename) {
399 $whereClause .= ' AND tablenames="'.$tablename.'"';
400 }
401 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($tableName, $whereClause.$additionalWhere, array($sorting_field => $c));
402 } else {
403
404 $insertFields = $this->MM_insert_fields;
405 $insertFields[$uidLocal_field] = $uid;
406 $insertFields[$uidForeign_field] = $val['id'];
407 $insertFields[$sorting_field] = $c;
408 if($tablename) {
409 $insertFields['tablenames'] = $tablename;
410 }
411
412 $GLOBALS['TYPO3_DB']->exec_INSERTquery($tableName, $insertFields);
413 }
414 }
415
416 // Delete all not-used relations:
417 if(is_array($oldMMs) && count($oldMMs) > 0) {
418 $removeClauses = array();
419 foreach($oldMMs as $mmItem) {
420 if(is_array($mmItem)) {
421 $removeClauses[] = 'tablenames="'.$mmItem[0].'" AND '.$uidForeign_field.'='.$mmItem[1];
422 } else {
423 $removeClauses[] = $uidForeign_field.'='.$mmItem;
424 }
425 }
426 $deleteAddWhere = ' AND ('.implode(' OR ', $removeClauses).')';
427 $GLOBALS['TYPO3_DB']->exec_DELETEquery($tableName, $uidLocal_field.'='.intval($uid).$deleteAddWhere.$additionalWhere_tablenames.$additionalWhere);
428 }
429 }
430 }
431
432 /**
433 * Reads items from a foreign_table, that has a foreign_field (uid of the parent record) and
434 * stores the parts in the internal array itemArray and tableArray.
435 *
436 * @param integer $uid: The uid of the parent record (this value is also on the foreign_table in the foreign_field)
437 * @param array $conf: TCA configuration for current field
438 * @return void
439 */
440 function readForeignField($uid, $conf) {
441 $key = 0;
442 $uid = intval($uid);
443 $whereClause = '';
444 $foreign_table = $conf['foreign_table'];
445 $foreign_table_field = $conf['foreign_table_field'];
446 $useDeleteClause = $this->undeleteRecord ? false : true;
447
448 // search for $uid in foreign_field, and if we have symmetric relations, do this also on symmetric_field
449 if ($conf['symmetric_field']) {
450 $whereClause = '('.$conf['foreign_field'].'='.$uid.' OR '.$conf['symmetric_field'].'='.$uid.')';
451 } else {
452 $whereClause = $conf['foreign_field'].'='.$uid;
453 }
454 // use the deleteClause (e.g. "deleted=0") on this table
455 if ($useDeleteClause) {
456 $whereClause .= t3lib_BEfunc::deleteClause($foreign_table);
457 }
458 // if it's requested to look for the parent uid AND the parent table,
459 // add an additional SQL-WHERE clause
460 if ($foreign_table_field && $this->currentTable) {
461 $whereClause .= ' AND '.$foreign_table_field.'='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->currentTable, $foreign_table);
462 }
463
464 // get the correct sorting field
465 if ($conf['foreign_sortby']) { // specific manual sortby for data handled by this field
466 if ($conf['symmetric_sortby'] && $conf['symmetric_field']) {
467 // sorting depends on, from which side of the relation we're looking at it
468 $sortby = '
469 CASE
470 WHEN '.$conf['foreign_field'].'='.$uid.'
471 THEN '.$conf['foreign_sortby'].'
472 ELSE '.$conf['symmetric_sortby'].'
473 END';
474 } else {
475 // regular single-side behaviour
476 $sortby = $conf['foreign_sortby'];
477 }
478 } elseif ($conf['foreign_default_sortby']) { // specific default sortby for data handled by this field
479 $sortby = $conf['foreign_default_sortby'];
480 } elseif ($GLOBALS['TCA'][$foreign_table]['ctrl']['sortby']) { // manual sortby for all table records
481 $sortby = $GLOBALS['TCA'][$foreign_table]['ctrl']['sortby'];
482 } elseif ($GLOBALS['TCA'][$foreign_table]['ctrl']['default_sortby']) { // default sortby for all table records
483 $sortby = $GLOBALS['TCA'][$foreign_table]['ctrl']['default_sortby'];
484 }
485
486 // strip a possible "ORDER BY" in front of the $sortby value
487 $sortby = $GLOBALS['TYPO3_DB']->stripOrderBy($sortby);
488 // get the rows from storage
489 $rows = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows('uid', $foreign_table, $whereClause, '', $sortby);
490
491 if (count($rows)) {
492 foreach ($rows as $row) {
493 $this->itemArray[$key]['id'] = $row['uid'];
494 $this->itemArray[$key]['table'] = $foreign_table;
495 $this->tableArray[$foreign_table][]= $row['uid'];
496 $key++;
497 }
498 }
499 }
500
501 /**
502 * Write the sorting values to a foreign_table, that has a foreign_field (uid of the parent record)
503 *
504 * @param array $conf: TCA configuration for current field
505 * @param integer $parentUid: The uid of the parent record
506 * @param boolean $updateToUid: Whether to update the foreign field with the $parentUid (on Copy)
507 * @param boolean $skipSorting: Do not update the sorting columns, this could happen for imported values
508 * @return void
509 */
510 function writeForeignField($conf, $parentUid, $updateToUid=0, $skipSorting=false) {
511 $c = 0;
512 $foreign_table = $conf['foreign_table'];
513 $foreign_field = $conf['foreign_field'];
514 $symmetric_field = $conf['symmetric_field'];
515 $foreign_table_field = $conf['foreign_table_field'];
516
517 // if there are table items and we have a proper $parentUid
518 if (t3lib_div::testInt($parentUid) && count($this->tableArray)) {
519 // if updateToUid is not a positive integer, set it to '0', so it will be ignored
520 if (!(t3lib_div::testInt($updateToUid) && $updateToUid > 0)) {
521 $updateToUid = 0;
522 }
523 $fields = 'uid,'.$foreign_field.($symmetric_field ? ','.$symmetric_field : '');
524
525 // update all items
526 foreach ($this->itemArray as $val) {
527 $uid = $val['id'];
528 $table = $val['table'];
529
530 // fetch the current (not overwritten) relation record if we should handle symmetric relations
531 if ($conf['symmetric_field']) {
532 $row = t3lib_BEfunc::getRecord($table,$uid,$fields,'',false);
533 $isOnSymmetricSide = t3lib_loadDBGroup::isOnSymmetricSide($parentUid, $conf, $row);
534 }
535
536 $updateValues = array();
537
538 // no update to the uid is requested, so this is the normal behaviour
539 // just update the fields and care about sorting
540 if (!$updateToUid) {
541 // Always add the pointer to the parent uid
542 if ($isOnSymmetricSide) {
543 $updateValues[$symmetric_field] = $parentUid;
544 } else {
545 $updateValues[$foreign_field] = $parentUid;
546 }
547
548 // if it is configured in TCA also to store the parent table in the child record, just do it
549 if ($foreign_table_field && $this->currentTable) {
550 $updateValues[$foreign_table_field] = $this->currentTable;
551 }
552
553 // update sorting columns if not to be skipped
554 if (!$skipSorting) {
555 // get the correct sorting field
556 if ($conf['foreign_sortby']) { // specific manual sortby for data handled by this field
557 $sortby = $conf['foreign_sortby'];
558 } elseif ($GLOBALS['TCA'][$foreign_table]['ctrl']['sortby']) { // manual sortby for all table records
559 $sortby = $GLOBALS['TCA'][$foreign_table]['ctrl']['sortby'];
560 }
561 // strip a possible "ORDER BY" in front of the $sortby value
562 $sortby = $GLOBALS['TYPO3_DB']->stripOrderBy($sortby);
563 $symSortby = $conf['symmetric_sortby'];
564
565 // set the sorting on the right side, it depends on who created the relation, so what uid is in the symmetric_field
566 if ($isOnSymmetricSide && $symSortby) {
567 $updateValues[$symSortby] = ++$c;
568 } elseif ($sortby) {
569 $updateValues[$sortby] = ++$c;
570 }
571 }
572
573 // update to a foreign_field/symmetric_field pointer is requested, normally used on record copies
574 // only update the fields, if the old uid is found somewhere - for select fields, TCEmain is doing this already!
575 } else {
576 if ($isOnSymmetricSide) {
577 $updateValues[$symmetric_field] = $updateToUid;
578 } else {
579 $updateValues[$foreign_field] = $updateToUid;
580 }
581 }
582
583 if (count($updateValues)) {
584 $GLOBALS['TYPO3_DB']->exec_UPDATEquery($table, 'uid=' . intval($uid), $updateValues);
585 $this->updateRefIndex($table, $uid);
586 }
587 }
588 }
589 }
590
591 /**
592 * After initialization you can extract an array of the elements from the object. Use this function for that.
593 *
594 * @param boolean If set, then table names will ALWAYS be prepended (unless its a _NO_TABLE value)
595 * @return array A numeric array.
596 */
597 function getValueArray($prependTableName='') {
598 // INIT:
599 $valueArray=Array();
600 $tableC = count($this->tableArray);
601
602 // If there are tables in the table array:
603 if ($tableC) {
604 // If there are more than ONE table in the table array, then always prepend table names:
605 $prep = ($tableC>1||$prependTableName) ? 1 : 0;
606
607 // Traverse the array of items:
608 foreach($this->itemArray as $val) {
609 $valueArray[]=(($prep && $val['table']!='_NO_TABLE') ? $val['table'].'_' : '').
610 $val['id'];
611 }
612 }
613 // Return the array
614 return $valueArray;
615 }
616
617 /**
618 * Converts id numbers from negative to positive.
619 *
620 * @param array Array of [table]_[id] pairs.
621 * @param string Foreign table (the one used for positive numbers)
622 * @param string NEGative foreign table
623 * @return array The array with ID integer values, converted to positive for those where the table name was set but did NOT match the positive foreign table.
624 */
625 function convertPosNeg($valueArray,$fTable,$nfTable) {
626 if (is_array($valueArray) && $fTable) {
627 foreach($valueArray as $key => $val) {
628 $val = strrev($val);
629 $parts = explode('_',$val,2);
630 $theID = strrev($parts[0]);
631 $theTable = strrev($parts[1]);
632
633 if ( t3lib_div::testInt($theID) && (!$theTable || !strcmp($theTable,$fTable) || !strcmp($theTable,$nfTable)) ) {
634 $valueArray[$key]= $theTable && strcmp($theTable,$fTable) ? $theID*-1 : $theID;
635 }
636 }
637 }
638 return $valueArray;
639 }
640
641 /**
642 * Reads all records from internal tableArray into the internal ->results array where keys are table names and for each table, records are stored with uids as their keys.
643 * If $this->fromTC is set you can save a little memory since only uid,pid and a few other fields are selected.
644 *
645 * @return void
646 */
647 function getFromDB() {
648 // Traverses the tables listed:
649 foreach($this->tableArray as $key => $val) {
650 if (is_array($val)) {
651 $itemList = implode(',',$val);
652 if ($itemList) {
653 $from = '*';
654 if ($this->fromTC) {
655 $from = 'uid,pid';
656 if ($GLOBALS['TCA'][$key]['ctrl']['label']) {
657 $from.= ','.$GLOBALS['TCA'][$key]['ctrl']['label']; // Titel
658 }
659 if ($GLOBALS['TCA'][$key]['ctrl']['label_alt']) {
660 $from.= ','.$GLOBALS['TCA'][$key]['ctrl']['label_alt']; // Alternative Title-Fields
661 }
662 if ($GLOBALS['TCA'][$key]['ctrl']['thumbnail']) {
663 $from.= ','.$GLOBALS['TCA'][$key]['ctrl']['thumbnail']; // Thumbnail
664 }
665 }
666 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery($from, $key, 'uid IN ('.$itemList.')'.$this->additionalWhere[$key]);
667 while($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
668 $this->results[$key][$row['uid']]=$row;
669 }
670 }
671 }
672 }
673 return $this->results;
674 }
675
676 /**
677 * Prepare items from itemArray to be transferred to the TCEforms interface (as a comma list)
678 *
679 * @return string
680 * @see t3lib_transferdata::renderRecord()
681 */
682 function readyForInterface() {
683 global $TCA;
684
685 if (!is_array($this->itemArray)) {return false;}
686
687 $output=array();
688 $perms_clause = $GLOBALS['BE_USER']->getPagePermsClause(1); // For use when getting the paths....
689 $titleLen=intval($GLOBALS['BE_USER']->uc['titleLen']);
690
691 foreach($this->itemArray as $key => $val) {
692 $theRow = $this->results[$val['table']][$val['id']];
693 if ($theRow && is_array($TCA[$val['table']])) {
694 $label = t3lib_div::fixed_lgd_cs(strip_tags(t3lib_BEfunc::getRecordTitle($val['table'], $theRow)),$titleLen);
695 $label = ($label)?$label:'[...]';
696 $output[]=str_replace(',','',$val['table'].'_'.$val['id'].'|'.rawurlencode($label));
697 }
698 }
699 return implode(',',$output);
700 }
701
702 /**
703 * Counts the items in $this->itemArray and puts this value in an array by default.
704 *
705 * @param boolean Whether to put the count value in an array
706 * @return mixed The plain count as integer or the same inside an array
707 */
708 function countItems($returnAsArray = true) {
709 $count = count($this->itemArray);
710 if ($returnAsArray) $count = array($count);
711 return $count;
712 }
713
714 /**
715 * Update Reference Index (sys_refindex) for a record
716 * Should be called any almost any update to a record which could affect references inside the record.
717 * (copied from TCEmain)
718 *
719 * @param string Table name
720 * @param integer Record UID
721 * @return void
722 */
723 function updateRefIndex($table,$id) {
724 $refIndexObj = t3lib_div::makeInstance('t3lib_refindex');
725 $result = $refIndexObj->updateRefIndexTable($table,$id);
726 }
727
728 /**
729 * Checks, if we're looking from the "other" side, the symmetric side, to a symmetric relation.
730 *
731 * @param string $parentUid: The uid of the parent record
732 * @param array $parentConf: The TCA configuration of the parent field embedding the child records
733 * @param array $childRec: The record row of the child record
734 * @return boolean Returns true if looking from the symmetric ("other") side to the relation.
735 */
736 function isOnSymmetricSide($parentUid, $parentConf, $childRec) {
737 return t3lib_div::testInt($childRec['uid']) && $parentConf['symmetric_field'] && $parentUid == $childRec[$parentConf['symmetric_field']]
738 ? true
739 : false;
740 }
741 }
742
743
744 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_loaddbgroup.php']) {
745 include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_loaddbgroup.php']);
746 }
747 ?>