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<?php
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Core\Service;
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use TYPO3\CMS\Core\SingletonInterface;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Utilities to process flexForms
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*/
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class FlexFormService implements SingletonInterface
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{
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/**
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* Parses the flexForm content and converts it to an array
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* The resulting array will be multi-dimensional, as a value "bla.blubb"
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* results in two levels, and a value "bla.blubb.bla" results in three levels.
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*
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* Note: multi-language flexForms are not supported yet
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*
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* @param string $flexFormContent flexForm xml string
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* @param string $languagePointer language pointer used in the flexForm
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* @param string $valuePointer value pointer used in the flexForm
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* @return array the processed array
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*/
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public function convertFlexFormContentToArray($flexFormContent, $languagePointer = 'lDEF', $valuePointer = 'vDEF')
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{
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$settings = [];
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$flexFormArray = GeneralUtility::xml2array($flexFormContent);
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$flexFormArray = $flexFormArray['data'] ?? [];
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foreach (array_values($flexFormArray) as $languages) {
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if (!is_array($languages[$languagePointer])) {
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continue;
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}
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foreach ($languages[$languagePointer] as $valueKey => $valueDefinition) {
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if (strpos($valueKey, '.') === false) {
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$settings[$valueKey] = $this->walkFlexFormNode($valueDefinition, $valuePointer);
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} else {
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$valueKeyParts = explode('.', $valueKey);
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$currentNode = &$settings;
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foreach ($valueKeyParts as $valueKeyPart) {
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$currentNode = &$currentNode[$valueKeyPart];
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}
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if (is_array($valueDefinition)) {
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if (array_key_exists($valuePointer, $valueDefinition)) {
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$currentNode = $valueDefinition[$valuePointer];
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} else {
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$currentNode = $this->walkFlexFormNode($valueDefinition, $valuePointer);
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}
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} else {
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$currentNode = $valueDefinition;
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}
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}
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}
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}
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return $settings;
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}
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/**
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* Parses a flexForm node recursively and takes care of sections etc
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*
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* @param mixed $nodeArray The flexForm node to parse
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* @param string $valuePointer The valuePointer to use for value retrieval
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* @return mixed
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*/
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public function walkFlexFormNode($nodeArray, $valuePointer = 'vDEF')
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{
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if (is_array($nodeArray)) {
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$return = [];
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foreach ($nodeArray as $nodeKey => $nodeValue) {
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if ($nodeKey === $valuePointer) {
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return $this->convertDataType($nodeValue); // Changed this line
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}
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if (in_array($nodeKey, ['el', '_arrayContainer'])) {
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return $this->walkFlexFormNode($nodeValue, $valuePointer);
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}
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if (($nodeKey[0] ?? '') === '_') {
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continue;
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}
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if (strpos($nodeKey, '.')) {
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$nodeKeyParts = explode('.', $nodeKey);
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$currentNode = &$return;
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$nodeKeyPartsCount = count($nodeKeyParts);
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for ($i = 0; $i < $nodeKeyPartsCount - 1; $i++) {
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$currentNode = &$currentNode[$nodeKeyParts[$i]];
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}
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$newNode = [next($nodeKeyParts) => $nodeValue];
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$subVal = $this->walkFlexFormNode($newNode, $valuePointer);
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$currentNode[key($subVal)] = current($subVal);
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} elseif (is_array($nodeValue)) {
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if (array_key_exists($valuePointer, $nodeValue)) {
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$return[$nodeKey] = $nodeValue[$valuePointer];
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} else {
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$return[$nodeKey] = $this->walkFlexFormNode($nodeValue, $valuePointer);
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}
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} else {
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$return[$nodeKey] = $nodeValue; // TODO: not sure if we need $this->convertDataType($nodeValue) here also
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}
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}
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return $return;
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}
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return $nodeArray;
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}
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// function to convert numeric values into int or float/double
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private function convertDataType($value)
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{
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if (is_numeric($value)) {
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if(FALSE !== strpos($value, '.')) {
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return floatval($value);
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} else {
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return intval($value);
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}
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}
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return $value;
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}
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}
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