LocalConfigurationValueService.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\Install\Service;
 
use TYPO3\CMS\Core\Configuration\ConfigurationManager;
use ‪TYPO3\CMS\Core\Configuration\Loader\YamlFileLoader;
use ‪TYPO3\CMS\Core\Messaging\FlashMessage;
use ‪TYPO3\CMS\Core\Messaging\FlashMessageQueue;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪LocalConfigurationValueService
{
 
    public function ‪getCurrentConfigurationData(): array
    {
        $configurationManager = GeneralUtility::makeInstance(ConfigurationManager::class);
        $localConfiguration = $configurationManager->getMergedLocalConfiguration();
 
        $data = [];
        $commentArray = $this->‪getDefaultConfigArrayComments();
 
        foreach ($localConfiguration as $sectionName => $section) {
            if (isset($commentArray[$sectionName])) {
                $data[$sectionName]['description'] = $commentArray[$sectionName]['description'] ?? $sectionName;
                $data[$sectionName]['items'] = $this->‪recursiveConfigurationFetching(
                    $section,
                    ‪$GLOBALS['TYPO3_CONF_VARS'][$sectionName] ?? null,
                    $commentArray[$sectionName]
                );
            }
        }
 
        ksort($data);
 
        return $data;
    }
 
    protected function ‪recursiveConfigurationFetching(array $sections, array $sectionsFromCurrentConfiguration, array $descriptions, array $path = []): array
    {
        $data = [];
 
        foreach ($sections as $key => $value) {
            if (!isset($descriptions['items'][$key])) {
                // @todo should we do something here?
                continue;
            }
 
            $descriptionInfo = $descriptions['items'][$key];
            $descriptionType = $descriptionInfo['type'];
 
            $newPath = $path;
            $newPath[] = $key;
 
            if ($descriptionType === 'container') {
                $valueFromCurrentConfiguration = $sectionsFromCurrentConfiguration[$key] ?? null;
                $data = array_merge($data, $this->‪recursiveConfigurationFetching($value, $valueFromCurrentConfiguration, $descriptionInfo, $newPath));
            } elseif (!preg_match('/[' . LF . CR . ']/', (string)$value) || $descriptionType === 'multiline') {
                $itemData = [];
                $itemData['key'] = implode('/', $newPath);
                $itemData['path'] = '[' . implode('][', $newPath) . ']';
                $itemData['fieldType'] = $descriptionInfo['type'];
                $itemData['description'] = $descriptionInfo['description'];
                $itemData['allowedValues'] = $descriptionInfo['allowedValues'];
                $itemData['differentValueInCurrentConfiguration'] = (!isset($descriptionInfo['compareValuesWithCurrentConfiguration']) ||
                    $descriptionInfo['compareValuesWithCurrentConfiguration']) &&
                    isset($sectionsFromCurrentConfiguration[$key]) &&
                    $value !== $sectionsFromCurrentConfiguration[$key];
                switch ($descriptionType) {
                    case 'multiline':
                        $itemData['type'] = 'textarea';
                        $itemData['value'] = str_replace(['\' . LF . \'', '\' . LF . \''], [LF, LF], $value);
                        break;
                    case 'bool':
                        $itemData['type'] = 'checkbox';
                        $itemData['value'] = $value ? '1' : '0';
                        $itemData['checked'] = (bool)$value;
                        break;
                    case 'int':
                        $itemData['type'] = 'number';
                        $itemData['value'] = (int)$value;
                        break;
                    case 'array':
                        $itemData['type'] = 'input';
                        // @todo The line below should be improved when the array handling is introduced in the global settings manager.
                        $itemData['value'] = is_array($value)
                            ? implode(',', $value)
                            : (string)$value;
                        break;
                    // Check if the setting is a PHP error code, will trigger a view helper in fluid
                    case 'errors':
                        $itemData['type'] = 'input';
                        $itemData['value'] = $value;
                        $itemData['phpErrorCode'] = true;
                        break;
                    case 'password':
                        $itemData['type'] = 'password';
                        $itemData['value'] = $value;
                        $itemData['hideValue'] = true;
                        break;
                    default:
                        $itemData['type'] = 'input';
                        $itemData['value'] = $value;
                }
 
                $data[] = $itemData;
            }
        }
 
        return $data;
    }
 
    public function ‪updateLocalConfigurationValues(array $valueList): ‪FlashMessageQueue
    {
        $messageQueue = new ‪FlashMessageQueue('install');
        $configurationPathValuePairs = [];
        $commentArray = $this->‪getDefaultConfigArrayComments();
        $configurationManager = GeneralUtility::makeInstance(ConfigurationManager::class);
        foreach ($valueList as $path => $value) {
            $oldValue = $configurationManager->getConfigurationValueByPath($path);
            $pathParts = explode('/', $path);
            $descriptionData = $commentArray[$pathParts[0]];
 
            while ($part = next($pathParts)) {
                $descriptionData = $descriptionData['items'][$part];
            }
 
            $dataType = $descriptionData['type'];
 
            if ($dataType === 'multiline') {
                $value = str_replace(CR, '', $value);
                $valueHasChanged = (string)$oldValue !== (string)$value;
            } elseif ($dataType === 'bool') {
                // When submitting settings in the Install Tool, values that default to "FALSE" or "TRUE"
                // in EXT:core/Configuration/DefaultConfiguration.php will be sent as "0" resp. "1".
                $value = $value === '1';
                $valueHasChanged = (bool)$oldValue !== $value;
            } elseif ($dataType === 'int') {
                // Cast integer values to integers (but only for values that can not contain a string as well)
                $value = (int)$value;
                $valueHasChanged = (int)$oldValue !== $value;
            } elseif ($dataType === 'array') {
                $oldValueAsString = is_array($oldValue)
                    ? implode(',', $oldValue)
                    : (string)$oldValue;
                $valueHasChanged = $oldValueAsString !== $value;
                $value = ‪GeneralUtility::trimExplode(',', $value, true);
            } else {
                $valueHasChanged = (string)$oldValue !== (string)$value;
            }
 
            // Save if value changed
            if ($valueHasChanged) {
                $configurationPathValuePairs[$path] = $value;
 
                if (is_bool($value)) {
                    $messageBody = 'New value = ' . ($value ? 'true' : 'false');
                } elseif (empty($value)) {
                    $messageBody = 'New value = none';
                } elseif (is_array($value)) {
                    $messageBody = "New value = ['" . implode("', '", $value) . "']";
                } elseif ($dataType === 'password') {
                    $messageBody = 'New value is set';
                } else {
                    $messageBody = 'New value = ' . $value;
                }
 
                $messageQueue->enqueue(new ‪FlashMessage(
                    $messageBody,
                    $path
                ));
            }
        }
        if ($messageQueue->count() > 0) {
            $configurationManager->setLocalConfigurationValuesByPathValuePairs($configurationPathValuePairs);
        }
        return $messageQueue;
    }
 
    protected function ‪getDefaultConfigArrayComments(): array
    {
        $configurationManager = GeneralUtility::makeInstance(ConfigurationManager::class);
        $fileName = $configurationManager->getDefaultConfigurationDescriptionFileLocation();
        $fileLoader = GeneralUtility::makeInstance(YamlFileLoader::class);
        return $fileLoader->load($fileName);
    }
}