111 lines
4.7 KiB
PHP
111 lines
4.7 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\ViewHelpers;
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use TYPO3\CMS\Form\Domain\Model\Renderable\RenderableInterface;
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use TYPO3\CMS\Form\Domain\Model\Renderable\RootRenderableInterface;
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
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/**
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* Scope: frontend
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*
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-form-gridcolumnclassautoconfiguration
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*/
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final class GridColumnClassAutoConfigurationViewHelper extends AbstractViewHelper
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{
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/**
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* @var bool
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*/
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protected $escapeOutput = false;
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public function initializeArguments(): void
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{
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$this->registerArgument('element', RootRenderableInterface::class, 'A RootRenderableInterface instance', true);
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}
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public function render(): string
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{
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$formElement = $this->arguments['element'];
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if ($formElement instanceof RenderableInterface && !$formElement->isEnabled()) {
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return '';
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}
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$gridRowElement = $formElement->getParentRenderable();
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$gridRowChildElements = $gridRowElement->getElements();
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$gridViewPortConfiguration = $gridRowElement->getProperties()['gridColumnClassAutoConfiguration'];
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if (empty($gridViewPortConfiguration)) {
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return '';
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}
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$gridSize = (int)$gridViewPortConfiguration['gridSize'];
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$columnsToCalculate = [];
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$usedColumns = [];
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foreach ($gridRowChildElements as $childElement) {
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if ($childElement instanceof RenderableInterface && !$childElement->isEnabled()) {
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continue;
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}
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if (empty($childElement->getProperties()['gridColumnClassAutoConfiguration'])) {
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foreach ($gridViewPortConfiguration['viewPorts'] as $viewPortName => $configuration) {
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$columnsToCalculate[$viewPortName]['elements'] = ($columnsToCalculate[$viewPortName]['elements'] ?? 0) + 1;
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}
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} else {
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$gridColumnViewPortConfiguration = $childElement->getProperties()['gridColumnClassAutoConfiguration'];
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foreach ($gridViewPortConfiguration['viewPorts'] as $viewPortName => $configuration) {
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$configuration = $gridColumnViewPortConfiguration['viewPorts'][$viewPortName] ?? [];
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if (
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isset($configuration['numbersOfColumnsToUse'])
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&& (int)$configuration['numbersOfColumnsToUse'] > 0
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) {
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$usedColumns[$viewPortName]['sum'] = ($usedColumns[$viewPortName]['sum'] ?? 0);
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$usedColumns[$viewPortName]['sum'] += (int)$configuration['numbersOfColumnsToUse'];
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if ($childElement->getIdentifier() === $formElement->getIdentifier()) {
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$usedColumns[$viewPortName]['concreteNumbersOfColumnsToUse'] = (int)$configuration['numbersOfColumnsToUse'];
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if ($usedColumns[$viewPortName]['concreteNumbersOfColumnsToUse'] > $gridSize) {
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$usedColumns[$viewPortName]['concreteNumbersOfColumnsToUse'] = $gridSize;
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}
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}
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} else {
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$columnsToCalculate[$viewPortName]['elements'] = ($columnsToCalculate[$viewPortName]['elements'] ?? 0) + 1;
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}
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}
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}
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}
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$classes = [];
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foreach ($gridViewPortConfiguration['viewPorts'] as $viewPortName => $configuration) {
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if (isset($usedColumns[$viewPortName]['concreteNumbersOfColumnsToUse'])) {
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$numbersOfColumnsToUse = $usedColumns[$viewPortName]['concreteNumbersOfColumnsToUse'];
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} else {
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$restColumnsToDivide = $gridSize - ($usedColumns[$viewPortName]['sum'] ?? 0);
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$restElements = (int)$columnsToCalculate[$viewPortName]['elements'];
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if ($restColumnsToDivide < 1) {
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$restColumnsToDivide = $gridSize;
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}
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$numbersOfColumnsToUse = floor($restColumnsToDivide / $restElements);
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}
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$classes[] = str_replace(
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'{@numbersOfColumnsToUse}',
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(string)$numbersOfColumnsToUse,
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$configuration['classPattern']
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);
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}
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return implode(' ', $classes);
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}
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}
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