Files

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2.7 KiB
PHP

<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Backend\Form\FormDataProvider;
use TYPO3\CMS\Backend\Form\FormDataProviderInterface;
use TYPO3\CMS\Core\Utility\MathUtility;
/**
* Fetch parent page row from database if possible
*/
class DatabaseParentPageRow extends AbstractDatabaseRecordProvider implements FormDataProviderInterface
{
/**
* Add parent page row of existing row to result
* parentPageRow will stay NULL in result if a record is added or edited below root node
*
* @return array
*/
public function addData(array $result)
{
// $parentPageRow end up NULL if a record added or edited on root node
$parentPageRow = null;
if ($result['command'] === 'new') {
if (MathUtility::canBeInterpretedAsInteger($result['vanillaUid'])) {
$vanillaUid = (int)$result['vanillaUid'];
if ($vanillaUid < 0) {
// vanillaUid points to a neighbor record in same table - get its record and its pid from there to find parent record
$neighborRow = $this->getRecordFromDatabase($result['tableName'], (int)abs($vanillaUid));
if (!empty($neighborRow['t3ver_oid'])) {
$neighborRow = $this->getRecordFromDatabase($result['tableName'], (int)$neighborRow['t3ver_oid']);
}
$result['neighborRow'] = $neighborRow;
// uid of page the record is located in
$neighborRowPid = (int)$neighborRow['pid'];
if ($neighborRowPid !== 0) {
// Fetch the parent page record only if it is not the '0' root
$parentPageRow = $this->getRecordFromDatabase('pages', $neighborRowPid);
}
} elseif ($vanillaUid > 0) {
// vanillaUid points to a page uid directly
$parentPageRow = $this->getRecordFromDatabase('pages', $vanillaUid);
}
}
} elseif ($result['databaseRow']['pid'] > 0) {
// On "edit", the row itself has been fetched already
$parentPageRow = $this->getRecordFromDatabase('pages', (int)$result['databaseRow']['pid']);
}
$result['parentPageRow'] = $parentPageRow;
return $result;
}
}