CheckboxLabeledToggleElement.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\Backend\Form\Element;
 
use ‪TYPO3\CMS\Backend\Form\NodeFactory;
use ‪TYPO3\CMS\Core\Imaging\IconRegistry;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Core\Utility\StringUtility;
 
class ‪CheckboxLabeledToggleElement extends ‪AbstractFormElement
{
    private ‪$iconRegistry;
 
    protected ‪$defaultFieldInformation = [
        'tcaDescription' => [
            'renderType' => 'tcaDescription',
        ],
    ];
 
    protected ‪$defaultFieldWizard = [
        'localizationStateSelector' => [
            'renderType' => 'localizationStateSelector',
        ],
        'otherLanguageContent' => [
            'renderType' => 'otherLanguageContent',
            'after' => [
                'localizationStateSelector'
            ],
        ],
        'defaultLanguageDifferences' => [
            'renderType' => 'defaultLanguageDifferences',
            'after' => [
                'otherLanguageContent',
            ],
        ],
    ];
 
    public function ‪__construct(‪NodeFactory ‪$nodeFactory, array ‪$data)
    {
        parent::__construct(‪$nodeFactory, ‪$data);
        $this->iconRegistry = GeneralUtility::makeInstance(IconRegistry::class);
    }
 
    public function ‪render(): array
    {
        $resultArray = $this->‪initializeResultArray();
 
        $elementHtml = '';
        $disabled = false;
        if ($this->data['parameterArray']['fieldConf']['config']['readOnly']) {
            $disabled = true;
        }
        // Traversing the array of items
        $items = $this->data['parameterArray']['fieldConf']['config']['items'];
 
        $numberOfItems = \count($items);
        if ($numberOfItems === 0) {
            $items[] = ['', ''];
            $numberOfItems = 1;
        }
        $formElementValue = (int)$this->data['parameterArray']['itemFormElValue'];
        $cols = (int)$this->data['parameterArray']['fieldConf']['config']['cols'];
        if ($cols > 1) {
            [$colClass, $colClear] = $this->‪calculateColumnMarkup($cols);
            $elementHtml .= '<div class="checkbox-row row">';
            $counter = 0;
            // $itemKey is important here, because items could have been removed via TSConfig
            foreach ($items as $itemKey => $itemDefinition) {
                $label = $itemDefinition[0];
                $elementHtml .=
                    '<div class="checkbox-column ' . $colClass . '">'
                    . $this->‪renderSingleCheckboxElement($label, $itemKey, $formElementValue, $numberOfItems, $this->data['parameterArray'], $disabled) .
                    '</div>';
                ++$counter;
                if ($counter < $numberOfItems && !empty($colClear)) {
                    foreach ($colClear as $rowBreakAfter => $clearClass) {
                        if ($counter % $rowBreakAfter === 0) {
                            $elementHtml .= '<div class="clearfix ' . $clearClass . '"></div>';
                        }
                    }
                }
            }
            $elementHtml .= '</div>';
        } else {
            $counter = 0;
            foreach ($items as $itemKey => $itemDefinition) {
                $label = $itemDefinition[0];
                $elementHtml .= $this->‪renderSingleCheckboxElement($label, $counter, $formElementValue, $numberOfItems, $this->data['parameterArray'], $disabled);
                ++$counter;
            }
        }
        if (!$disabled) {
            $elementHtml .= '<input type="hidden" name="' . htmlspecialchars($this->data['parameterArray']['itemFormElName']) . '" value="' . htmlspecialchars((string)$formElementValue) . '" />';
        }
 
        $fieldInformationResult = $this->‪renderFieldInformation();
        $fieldInformationHtml = $fieldInformationResult['html'];
        $resultArray = $this->‪mergeChildReturnIntoExistingResult($resultArray, $fieldInformationResult, false);
 
        $fieldWizardResult = $this->‪renderFieldWizard();
        $fieldWizardHtml = $fieldWizardResult['html'];
        $resultArray = $this->‪mergeChildReturnIntoExistingResult($resultArray, $fieldWizardResult, false);
 
        $html = [];
        $html[] = '<div class="formengine-field-item t3js-formengine-field-item">';
        $html[] = $fieldInformationHtml;
        $html[] =   '<div class="form-wizards-wrap">';
        $html[] =       '<div class="form-wizards-element">';
        $html[] =           $elementHtml;
        $html[] =       '</div>';
        if (!$disabled && !empty($fieldWizardHtml)) {
            $html[] =   '<div class="form-wizards-items-bottom">';
            $html[] =       $fieldWizardHtml;
            $html[] =   '</div>';
        }
        $html[] =   '</div>';
        $html[] = '</div>';
 
        $resultArray['html'] = implode(LF, $html);
        return $resultArray;
    }
 
    protected function ‪renderSingleCheckboxElement($label, $itemCounter, $formElementValue, $numberOfItems, $additionalInformation, $disabled): string
    {
        $config = $additionalInformation['fieldConf']['config'];
        $inline = !empty($config['cols']) && $config['cols'] === 'inline';
        $invert = isset($config['items'][$itemCounter]['invertStateDisplay']) && $config['items'][$itemCounter]['invertStateDisplay'] === true;
        $checkboxParameters = $this->‪checkBoxParams(
            $additionalInformation['itemFormElName'],
            $formElementValue,
            $itemCounter,
            $numberOfItems,
            implode('', $additionalInformation['fieldChangeFunc'])
        );
        $uniqueId = ‪StringUtility::getUniqueId('_');
        $checkboxId = $additionalInformation['itemFormElID'] . '_' . $itemCounter . $uniqueId;
        return '
            <div class="checkbox checkbox-type-labeled-toggle' . ($invert ? ' checkbox-invert' : '') . ($inline ? ' checkbox-inline' : '') . (!$disabled ? '' : ' disabled') . '">
                <input type="checkbox"
                    class="checkbox-input"
                    value="1"
                    data-formengine-input-name="' . htmlspecialchars($additionalInformation['itemFormElName']) . '"
                    ' . $checkboxParameters . '
                    ' . (!$disabled ? '' : ' disabled="disabled"') . '
                    id="' . $checkboxId . '" />
                <label class="checkbox-label" for="' . $checkboxId . '">
                    <span class="checkbox-label-switch">
                        <span class="checkbox-label-switch-checked">
                            ' . $config['items'][$itemCounter]['labelChecked'] . '
                        </span>
                        <span class="checkbox-label-switch-unchecked">
                            ' . $config['items'][$itemCounter]['labelUnchecked'] . '
                        </span>
                    </span>
                    <span class="checkbox-label-text">' . $this->‪appendValueToLabelInDebugMode(($label ? htmlspecialchars($label) : '&nbsp;'), $formElementValue) . '</span>
                </label>
            </div>';
    }
}