EditController.php

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<?php
 
declare(strict_types=1);
 
/*
 * 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\Controller\Wizard;
 
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Core\Configuration\FlexForm\FlexFormTools;
use ‪TYPO3\CMS\Core\Database\RelationHandler;
use ‪TYPO3\CMS\Core\Http\HtmlResponse;
use ‪TYPO3\CMS\Core\Http\RedirectResponse;
use ‪TYPO3\CMS\Core\Utility\ArrayUtility;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Core\Utility\MathUtility;
use ‪TYPO3\CMS\Core\Utility\PathUtility;
 
class ‪EditController
{
    protected const ‪JAVASCRIPT_HELPER = 'EXT:backend/Resources/Public/JavaScript/Helper.js';
 
    protected ‪$P;
 
    protected ‪$doClose;
 
    protected string ‪$closeWindow;
 
    public function ‪__construct()
    {
        $this->closeWindow = sprintf(
            '<script %s></script>',
            GeneralUtility::implodeAttributes([
                'src' => ‪PathUtility::getAbsoluteWebPath(
                    GeneralUtility::getFileAbsFileName(self::JAVASCRIPT_HELPER)
                ),
                'data-action' => 'window.close',
            ], true)
        );
    }
 
    public function ‪mainAction(ServerRequestInterface $request): ResponseInterface
    {
        $parsedBody = $request->getParsedBody();
        $queryParams = $request->getQueryParams();
 
        $this->P = $parsedBody['P'] ?? $queryParams['P'] ?? [];
        // Used for the return URL to FormEngine so that we can close the window.
        $this->doClose = $parsedBody['doClose'] ?? $queryParams['doClose'] ?? 0;
 
        return $this->‪processRequest();
    }
 
    protected function ‪processRequest(): ResponseInterface
    {
        if ($this->doClose) {
            return new ‪HtmlResponse($this->closeWindow);
        }
        // Initialize:
        $table = $this->P['table'];
        $field = $this->P['field'];
 
        if (empty($this->P['flexFormDataStructureIdentifier'])) {
            // If there is not flex data structure identifier, field config is found in globals
            $config = ‪$GLOBALS['TCA'][$table]['columns'][$field]['config'];
        } else {
            // If there is a flex data structure identifier, parse that data structure and
            // fetch config defined by given flex path
            $flexFormTools = GeneralUtility::makeInstance(FlexFormTools::class);
            $dataStructure = $flexFormTools->parseDataStructureByIdentifier($this->P['flexFormDataStructureIdentifier']);
            $config = ‪ArrayUtility::getValueByPath($dataStructure, $this->P['flexFormDataStructurePath']);
            if (!is_array($config)) {
                throw new \RuntimeException(
                    'Something went wrong finding flex path ' . $this->P['flexFormDataStructurePath']
                    . ' in data structure identified by ' . $this->P['flexFormDataStructureIdentifier'],
                    1537356346
                );
            }
        }
 
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        $urlParameters = [
            'returnUrl' => (string)$uriBuilder->buildUriFromRoute('wizard_edit', ['doClose' => 1]),
        ];
 
        // Detecting the various allowed field type setups and acting accordingly.
        if (is_array($config)
            && $config['type'] === 'select'
            && !($config['MM'] ?? false)
            && (int)($config['maxitems'] ?? 0) <= 1
            && ‪MathUtility::canBeInterpretedAsInteger($this->P['currentValue'])
            && $this->P['currentValue']
            && $config['foreign_table']
        ) {
            // SINGLE value
            $urlParameters['edit[' . $config['foreign_table'] . '][' . $this->P['currentValue'] . ']'] = 'edit';
            // Redirect to FormEngine
            ‪$url = (string)$uriBuilder->buildUriFromRoute('record_edit', $urlParameters);
            return new RedirectResponse(‪$url);
        }
 
        if (!empty($config['type'])
            && !empty($this->P['currentSelectedValues'])
            && (
                $config['type'] === 'select' && !empty($config['foreign_table'])
                || $config['type'] === 'group' && !empty($config['allowed'])
            )
        ) {
            // MULTIPLE VALUES:
            // Init settings:
            $allowedTables = $config['type'] === 'group' ? $config['allowed'] : $config['foreign_table'];
            // Selecting selected values into an array:
            $relationHandler = GeneralUtility::makeInstance(RelationHandler::class);
            $relationHandler->start($this->P['currentSelectedValues'], $allowedTables);
            $value = $relationHandler->getValueArray(true);
            // Traverse that array and make parameters for FormEngine
            foreach ($value as $rec) {
                $recTableUidParts = GeneralUtility::revExplode('_', $rec, 2);
                $urlParameters['edit[' . $recTableUidParts[0] . '][' . $recTableUidParts[1] . ']'] = 'edit';
            }
            // Redirect to FormEngine
            ‪$url = (string)$uriBuilder->buildUriFromRoute('record_edit', $urlParameters);
 
            return new RedirectResponse(‪$url);
        }
        return new HtmlResponse($this->closeWindow);
    }
}