TcaInlineExpandCollapseState.php

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<?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\Authentication\BackendUserAuthentication;
 
class ‪TcaInlineExpandCollapseState implements ‪FormDataProviderInterface
{
    public function ‪addData(array $result)
    {
        if (empty($result['inlineExpandCollapseStateArray'])) {
            $fullInlineState = json_decode($this->‪getBackendUser()->uc['inlineView'] ?? '', true);
            if (!is_array($fullInlineState)) {
                $fullInlineState = [];
            }
            $inlineStateForTable = [];
            if (!empty($result['inlineTopMostParentUid']) && !empty($result['inlineTopMostParentTableName'])) {
                // Happens in inline ajax context, top parent uid and top parent table are set
                if ($result['command'] !== 'new') {
                    $table = $result['inlineTopMostParentTableName'];
                    ‪$uid = $result['inlineTopMostParentUid'];
                    if (!empty($fullInlineState[$table][‪$uid])) {
                        $inlineStateForTable = $fullInlineState[$table][‪$uid];
                    }
                }
            } else {
                // Default case for a single record
                if ($result['command'] !== 'new') {
                    $table = $result['tableName'];
                    ‪$uid = $result['databaseRow']['uid'] ?? 0;
                    if (!empty($fullInlineState[$table][‪$uid])) {
                        $inlineStateForTable = $fullInlineState[$table][‪$uid];
                    }
                }
            }
            $result['inlineExpandCollapseStateArray'] = $inlineStateForTable;
        }
 
        if (!$result['isInlineChildExpanded']) {
            // If the record is an inline child that is not expanded, it is not necessary to calculate all fields
            $isExistingRecord = $result['command'] === 'edit';
            $inlineConfig = $result['inlineParentConfig'];
            $collapseAll = isset($inlineConfig['appearance']['collapseAll']) && $inlineConfig['appearance']['collapseAll'];
            $expandAll = isset($inlineConfig['appearance']['collapseAll']) && !$inlineConfig['appearance']['collapseAll'];
            $expandCollapseStateArray = $result['inlineExpandCollapseStateArray'];
            $foreignTable = $result['inlineParentConfig']['foreign_table'] ?? null;
            $isExpandedByUcState = isset($expandCollapseStateArray[$foreignTable])
                && is_array($expandCollapseStateArray[$foreignTable])
                && in_array($result['databaseRow']['uid'], $expandCollapseStateArray[$foreignTable]) !== false;
 
            if (!$isExistingRecord || ($isExpandedByUcState && !$collapseAll) || $expandAll || $result['isInlineAjaxOpeningContext']) {
                $result['isInlineChildExpanded'] = true;
            }
        }
 
        return $result;
    }
 
    protected function ‪getBackendUser(): ‪BackendUserAuthentication
    {
        return ‪$GLOBALS['BE_USER'];
    }
}