64 lines
1.7 KiB
PHP
64 lines
1.7 KiB
PHP
<?php
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namespace GeorgRinger\News\Utility;
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/**
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* This file is part of the "news" Extension for TYPO3 CMS.
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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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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Validation
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*/
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class Validation
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{
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/**
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* Validate ordering as extbase can't handle that currently
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*
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* @param string $fieldToCheck
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* @param string $allowedSettings
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* @return bool
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*/
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public static function isValidOrdering($fieldToCheck, $allowedSettings): bool
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{
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$isValid = true;
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if (empty($fieldToCheck)) {
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return $isValid;
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}
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if (empty($allowedSettings)) {
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return false;
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}
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$fields = GeneralUtility::trimExplode(',', $fieldToCheck, true);
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foreach ($fields as $field) {
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if ($isValid === true) {
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$split = GeneralUtility::trimExplode(' ', $field, true);
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$count = count($split);
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switch ($count) {
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case 1:
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if (!GeneralUtility::inList($allowedSettings, $split[0])) {
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$isValid = false;
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}
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break;
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case 2:
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if ((strtolower($split[1]) !== 'desc' && strtolower($split[1]) !== 'asc') ||
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!GeneralUtility::inList($allowedSettings, $split[0])
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) {
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$isValid = false;
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}
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break;
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default:
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$isValid = false;
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}
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}
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}
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return $isValid;
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}
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}
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