94 lines
2.7 KiB
PHP
94 lines
2.7 KiB
PHP
<?php
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declare(strict_types=1);
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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\Form\Domain\Configuration\ArrayProcessing;
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use TYPO3\CMS\Core\Utility\ArrayUtility;
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use TYPO3\CMS\Form\Domain\Configuration\Exception\ArrayProcessorException;
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/**
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* Helper for array processing
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*
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* Scope: frontend / backend
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* @internal
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*/
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class ArrayProcessor
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{
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/**
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* @var array
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*/
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protected $data;
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public function __construct(array $data)
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{
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$this->data = ArrayUtility::flattenPlain($data);
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}
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/**
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* @param ArrayProcessing[] $processings
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*/
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public function forEach(...$processings): array
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{
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$result = [];
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$processings = $this->getValidProcessings($processings);
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foreach ($this->data as $key => $value) {
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foreach ($processings as $processing) {
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// explicitly escaping non-escaped '#' which is used
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// as PCRE delimiter in the following processing
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$expression = preg_replace(
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'/(?<!\\\\)#/',
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'\\#',
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$processing->getExpression()
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);
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if (preg_match('#' . $expression . '#', $key, $matches)) {
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$identifier = $processing->getIdentifier();
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$processor = $processing->getProcessor();
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$result[$identifier] = $result[$identifier] ?? [];
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$result[$identifier][$key] = $processor($key, $value, $matches);
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}
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}
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}
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return $result;
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}
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/**
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* @return ArrayProcessing[]
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* @throws ArrayProcessorException
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*/
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protected function getValidProcessings(array $allProcessings): array
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{
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$validProcessings = [];
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$identifiers = [];
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foreach ($allProcessings as $processing) {
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if ($processing instanceof ArrayProcessing) {
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if (in_array($processing->getIdentifier(), $identifiers, true)) {
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throw new ArrayProcessorException(
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'ArrayProcessing identifier must be unique.',
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1528638085
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);
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}
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$identifiers[] = $processing->getIdentifier();
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$validProcessings[] = $processing;
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}
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}
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return $validProcessings;
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}
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}
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