522 lines
25 KiB
PHP
522 lines
25 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\Backend\Form\Element;
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use Psr\EventDispatcher\EventDispatcherInterface;
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use TYPO3\CMS\Backend\Form\Event\ModifyLinkExplanationEvent;
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use TYPO3\CMS\Backend\LinkHandler\RecordLinkHandler;
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use TYPO3\CMS\Backend\Utility\BackendUtility;
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use TYPO3\CMS\Core\Imaging\IconFactory;
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use TYPO3\CMS\Core\Imaging\IconSize;
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use TYPO3\CMS\Core\LinkHandling\Exception\UnknownLinkHandlerException;
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use TYPO3\CMS\Core\LinkHandling\LinkService;
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use TYPO3\CMS\Core\LinkHandling\TypoLinkCodecService;
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use TYPO3\CMS\Core\Page\JavaScriptModuleInstruction;
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use TYPO3\CMS\Core\Resource\Exception\FileDoesNotExistException;
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use TYPO3\CMS\Core\Resource\Exception\FolderDoesNotExistException;
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use TYPO3\CMS\Core\Resource\Exception\InvalidPathException;
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use TYPO3\CMS\Core\Resource\File;
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use TYPO3\CMS\Core\Resource\Folder;
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use TYPO3\CMS\Core\Type\Bitmask\Permission;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3\CMS\Core\Utility\MathUtility;
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use TYPO3\CMS\Core\Utility\StringUtility;
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/**
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* Link element.
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*
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* Shows current link and the link popup.
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*/
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class LinkElement extends AbstractFormElement
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{
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/**
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* Default field wizards enabled for this element.
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*
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* @var array
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*/
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protected $defaultFieldWizard = [
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'localizationStateSelector' => [
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'renderType' => 'localizationStateSelector',
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],
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'otherLanguageContent' => [
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'renderType' => 'otherLanguageContent',
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'after' => [
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'localizationStateSelector',
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],
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],
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'defaultLanguageDifferences' => [
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'renderType' => 'defaultLanguageDifferences',
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'after' => [
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'otherLanguageContent',
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],
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],
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];
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public function __construct(
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private readonly IconFactory $iconFactory,
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private readonly EventDispatcherInterface $eventDispatcher,
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private readonly TypoLinkCodecService $typoLinkCodecService,
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private readonly LinkService $linkService,
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) {}
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/**
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* This will render a single-line link form field, possibly with various control/validation features
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*
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* @return array As defined in initializeResultArray() of AbstractNode
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*/
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public function render(): array
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{
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$table = $this->data['tableName'];
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$fieldName = $this->data['fieldName'];
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$parameterArray = $this->data['parameterArray'];
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$resultArray = $this->initializeResultArray();
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$config = $parameterArray['fieldConf']['config'];
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if (is_array($config['allowedTypes'] ?? false) && $config['allowedTypes'] === []) {
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throw new \RuntimeException(
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'Field "' . $fieldName . '" in table "' . $table . '" of type "link" defines an empty list of allowed link types.',
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1646922484
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);
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}
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$itemValue = $parameterArray['itemFormElValue'];
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$width = $this->formMaxWidth(
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MathUtility::forceIntegerInRange($config['size'] ?? $this->defaultInputWidth, $this->minimumInputWidth, $this->maxInputWidth)
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);
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$fieldId = StringUtility::getUniqueId('formengine-input-');
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$itemName = (string)$parameterArray['itemFormElName'];
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$renderedLabel = $this->renderLabel($fieldId);
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$fieldInformationResult = $this->renderFieldInformation();
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$fieldInformationHtml = $fieldInformationResult['html'];
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$resultArray = $this->mergeChildReturnIntoExistingResult($resultArray, $fieldInformationResult, false);
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if ($config['readOnly'] ?? false) {
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$html = [];
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$html[] = $renderedLabel;
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$html[] = '<div class="formengine-field-item t3js-formengine-field-item">';
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$html[] = $fieldInformationHtml;
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$html[] = '<div class="form-wizards-wrap">';
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$html[] = '<div class="form-wizards-item-element">';
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$html[] = '<div class="form-control-wrap" style="max-width: ' . $width . 'px">';
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$html[] = '<input class="form-control" id="' . htmlspecialchars($fieldId) . '" name="' . htmlspecialchars($itemName) . '" value="' . htmlspecialchars((string)$itemValue) . '" type="text" disabled>';
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$html[] = '</div>';
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$html[] = '</div>';
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$html[] = '</div>';
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$html[] = '</div>';
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$resultArray['html'] = implode(LF, $html);
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return $resultArray;
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}
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$languageService = $this->getLanguageService();
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// Always adding "trim".
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$evalList = ['trim'];
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if ($config['nullable'] ?? false) {
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$evalList[] = 'null';
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}
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$attributes = [
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'value' => '',
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'id' => $fieldId,
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'class' => implode(' ', [
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'form-control',
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'form-control-clearable',
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't3js-clearable',
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't3js-form-field-link-input',
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]),
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'data-formengine-validation-rules' => $this->getValidationDataAsJsonString($config),
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'data-formengine-input-params' => (string)json_encode([
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'field' => $itemName,
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'evalList' => implode(',', $evalList),
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], JSON_THROW_ON_ERROR),
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'data-formengine-input-name' => $itemName,
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];
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if (!empty($config['placeholder'])) {
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$attributes['placeholder'] = trim($config['placeholder']);
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}
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if (isset($config['autocomplete'])) {
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$attributes['autocomplete'] = empty($config['autocomplete']) ? 'new-' . $fieldName : 'on';
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}
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$valuePickerHtml = [];
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if (is_array($config['valuePicker']['items'] ?? false)) {
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$valuePickerConfiguration = [
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'linked-field' => '[data-formengine-input-name="' . $itemName . '"]',
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'class' => 'form-control-clearable-wrapper',
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];
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$valuePickerAttributes = array_merge(
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[
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'class' => 'form-select form-control-adapt',
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],
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$this->getOnFieldChangeAttrs('change', $parameterArray['fieldChangeFunc'] ?? [])
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);
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$valuePickerHtml[] = '<typo3-formengine-valuepicker ' . GeneralUtility::implodeAttributes($valuePickerConfiguration, true) . '>';
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$valuePickerHtml[] = '<select ' . GeneralUtility::implodeAttributes($valuePickerAttributes, true) . '>';
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$valuePickerHtml[] = '<option></option>';
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foreach ($config['valuePicker']['items'] as $item) {
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$valuePickerHtml[] = '<option value="' . htmlspecialchars($item['value']) . '">' . htmlspecialchars($languageService->sL($item['label'])) . '</option>';
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}
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$valuePickerHtml[] = '</select>';
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$valuePickerHtml[] = '</typo3-formengine-valuepicker>';
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$resultArray['javaScriptModules'][] = JavaScriptModuleInstruction::create('@typo3/backend/form-engine/field-wizard/value-picker.js');
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}
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$fieldWizardResult = $this->renderFieldWizard();
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$fieldWizardHtml = $fieldWizardResult['html'];
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$resultArray = $this->mergeChildReturnIntoExistingResult($resultArray, $fieldWizardResult, false);
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// Manually initialize the "linkPopup" FieldControl configuration, based on the link type specific settings
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$this->initializeLinkPopup($config);
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$fieldControlResult = $this->renderFieldControl();
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$fieldControlHtml = $fieldControlResult['html'];
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$resultArray = $this->mergeChildReturnIntoExistingResult($resultArray, $fieldControlResult, false);
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$linkExplanation = $this->getLinkExplanation((string)$itemValue);
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$hasExplanation = ($linkExplanation['text'] ?? '') !== '';
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if ($hasExplanation) {
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$attributes['hidden'] = 'hidden';
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}
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$explanation = htmlspecialchars($linkExplanation['text'] ?? '');
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$toggleButtonTitle = $languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.toggleLinkExplanation');
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$expansionHtml = [];
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$expansionHtml[] = '<div class="form-control-wrap" style="max-width: ' . $width . 'px">';
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$expansionHtml[] = '<div class="form-wizards-wrap">';
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$expansionHtml[] = '<div class="form-wizards-item-element">';
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$expansionHtml[] = '<div class="input-group t3js-form-field-link">';
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$expansionHtml[] = '<span class="t3js-form-field-link-icon input-group-text">' . ($linkExplanation['icon'] ?? '') . '</span>';
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$expansionHtml[] = '<input class="form-control form-control-explanation t3js-form-field-link-explanation" title="' . $explanation . '" value="' . $explanation . '"' . ' readonly' . ($hasExplanation ? '' : ' hidden') . '>';
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$expansionHtml[] = '<input type="text" ' . GeneralUtility::implodeAttributes($attributes, true) . ' />';
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$expansionHtml[] = '<input type="hidden" name="' . $itemName . '" value="' . htmlspecialchars((string)$itemValue) . '" />';
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$expansionHtml[] = '<button class="btn btn-default t3js-form-field-link-explanation-toggle" type="button" title="' . htmlspecialchars($toggleButtonTitle) . '"' . ($hasExplanation ? '' : ' disabled') . '>';
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$expansionHtml[] = $this->iconFactory->getIcon('actions-version-workspaces-preview-link', IconSize::SMALL)->render();
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$expansionHtml[] = '</button>';
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$expansionHtml[] = '</div>';
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$expansionHtml[] = '</div>';
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if (!empty($valuePickerHtml) || !empty($fieldControlHtml)) {
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$expansionHtml[] = '<div class="form-wizards-item-aside form-wizards-item-aside--field-control">';
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$expansionHtml[] = '<div class="input-group">';
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$expansionHtml[] = implode(LF, $valuePickerHtml);
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$expansionHtml[] = $fieldControlHtml;
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$expansionHtml[] = '</div>';
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$expansionHtml[] = '</div>';
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}
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if (!empty($fieldWizardHtml) || !empty($linkExplanation['additionalAttributes'])) {
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$expansionHtml[] = '<div class="form-wizards-item-bottom">';
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$expansionHtml[] = $linkExplanation['additionalAttributes'] ?? '';
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$expansionHtml[] = $fieldWizardHtml;
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$expansionHtml[] = '</div>';
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}
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$expansionHtml[] = '</div>';
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$expansionHtml[] = '</div>';
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$expansionHtml = implode(LF, $expansionHtml);
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$nullControlNameEscaped = htmlspecialchars('control[active][' . $table . '][' . $this->data['databaseRow']['uid'] . '][' . $fieldName . ']');
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$fullElement = $expansionHtml;
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if ($this->hasNullCheckboxButNoPlaceholder()) {
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$checked = $itemValue !== null ? ' checked="checked"' : '';
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$fullElement = [];
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$fullElement[] = '<div class="t3-form-field-disable"></div>';
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$fullElement[] = '<div class="form-check t3-form-field-eval-null-checkbox">';
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$fullElement[] = '<input type="hidden" name="' . $nullControlNameEscaped . '" value="0" />';
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$fullElement[] = '<input type="checkbox" class="form-check-input" name="' . $nullControlNameEscaped . '" id="' . $nullControlNameEscaped . '" value="1"' . $checked . ' />';
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$fullElement[] = '<label class="form-check-label" for="' . $nullControlNameEscaped . '">';
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$fullElement[] = $languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.nullCheckbox');
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$fullElement[] = '</label>';
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$fullElement[] = '</div>';
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$fullElement[] = $expansionHtml;
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$fullElement = implode(LF, $fullElement);
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} elseif ($this->hasNullCheckboxWithPlaceholder()) {
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$checked = $itemValue !== null ? ' checked="checked"' : '';
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$placeholder = $shortenedPlaceholder = (string)($config['placeholder'] ?? '');
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if ($placeholder !== '') {
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$shortenedPlaceholder = GeneralUtility::fixed_lgd_cs($placeholder, 20);
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if ($placeholder !== $shortenedPlaceholder) {
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$overrideLabel = sprintf(
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$languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.placeholder.override'),
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'<span title="' . htmlspecialchars($placeholder) . '">' . htmlspecialchars($shortenedPlaceholder) . '</span>'
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);
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} else {
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$overrideLabel = sprintf(
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$languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.placeholder.override'),
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htmlspecialchars($placeholder)
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);
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}
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} else {
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$overrideLabel = $languageService->sL(
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'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.placeholder.override_not_available'
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);
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}
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$fullElement = [];
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$fullElement[] = '<div class="form-check t3js-form-field-eval-null-placeholder-checkbox">';
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$fullElement[] = '<input type="hidden" name="' . $nullControlNameEscaped . '" value="0" />';
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$fullElement[] = '<input type="checkbox" class="form-check-input" name="' . $nullControlNameEscaped . '" id="' . $nullControlNameEscaped . '" value="1"' . $checked . ' />';
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$fullElement[] = '<label class="form-check-label" for="' . $nullControlNameEscaped . '">';
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$fullElement[] = $overrideLabel;
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$fullElement[] = '</label>';
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$fullElement[] = '</div>';
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$fullElement[] = '<div class="t3js-formengine-placeholder-placeholder">';
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$fullElement[] = '<div class="form-control-wrap" style="max-width:' . $width . 'px">';
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$fullElement[] = '<input type="text" class="form-control" disabled="disabled" value="' . htmlspecialchars($shortenedPlaceholder) . '" />';
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$fullElement[] = '</div>';
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$fullElement[] = '</div>';
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$fullElement[] = '<div class="t3js-formengine-placeholder-formfield">';
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$fullElement[] = $expansionHtml;
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$fullElement[] = '</div>';
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$fullElement = implode(LF, $fullElement);
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}
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$resultArray['html'] = $renderedLabel . '
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<typo3-formengine-element-link class="formengine-field-item t3js-formengine-field-item" recordFieldId="' . htmlspecialchars($fieldId) . '">
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' . $fieldInformationHtml . '
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' . $fullElement . '
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</typo3-formengine-element-link>';
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$resultArray['javaScriptModules'][] = JavaScriptModuleInstruction::create('@typo3/backend/form-engine/element/link-element.js');
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return $resultArray;
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}
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protected function getLinkExplanation(string $itemValue): array
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{
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if ($itemValue === '') {
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return [];
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}
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$data = ['text' => '', 'icon' => ''];
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$linkParts = $this->typoLinkCodecService->decode($itemValue);
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try {
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$linkData = $this->linkService->resolve($linkParts['url']);
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} catch (FileDoesNotExistException|FolderDoesNotExistException|UnknownLinkHandlerException|InvalidPathException $e) {
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return $data;
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}
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// Resolving the TypoLink parts (class, title, params)
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$additionalAttributes = [];
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foreach ($linkParts as $key => $value) {
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if ($key === 'url') {
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continue;
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}
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if ($value) {
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$label = match ((string)$key) {
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'class' => $this->getLanguageService()->sL('backend.browse_links:class'),
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'title' => $this->getLanguageService()->sL('backend.browse_links:title'),
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'additionalParams' => $this->getLanguageService()->sL('backend.browse_links:params'),
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'rel' => $this->getLanguageService()->sL('backend.browse_links:linkRelationship'),
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default => (string)$key
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};
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$additionalAttributes[] = '<span><strong>' . htmlspecialchars($label) . ': </strong> ' . htmlspecialchars($value) . '</span>';
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}
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}
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$backendUser = $this->getBackendUser();
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// Resolve the actual link
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switch ($linkData['type']) {
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case LinkService::TYPE_PAGE:
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$pagePermissionClause = $backendUser->getPagePermsClause(Permission::PAGE_SHOW);
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$pageRecord = BackendUtility::readPageAccess($linkData['pageuid'] ?? null, $pagePermissionClause);
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// Is this a real page
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if ($pageRecord['uid'] ?? 0) {
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$fragmentTitle = '';
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if (isset($linkData['fragment'])) {
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if (MathUtility::canBeInterpretedAsInteger($linkData['fragment'])) {
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$contentElement = BackendUtility::getRecord('tt_content', (int)$linkData['fragment'], '*', 'pid=' . $pageRecord['uid']);
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if ($contentElement) {
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$fragmentTitle = BackendUtility::getRecordTitle('tt_content', $contentElement, false, false);
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}
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}
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$fragmentTitle = ' #' . ($fragmentTitle ?: $linkData['fragment']);
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}
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$data = [
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'text' => $pageRecord['_thePathFull'] . '[' . $pageRecord['uid'] . ']' . $fragmentTitle,
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'icon' => $this->iconFactory->getIconForRecord('pages', $pageRecord, IconSize::SMALL)->render(),
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];
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}
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break;
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case LinkService::TYPE_EMAIL:
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$data = [
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'text' => $linkData['email'] ?? '',
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'icon' => $this->iconFactory->getIcon('content-elements-mailform', IconSize::SMALL)->render(),
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];
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break;
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case LinkService::TYPE_URL:
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$data = [
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'text' => $linkData['url'] ?? '',
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'icon' => $this->iconFactory->getIcon('apps-pagetree-page-shortcut-external', IconSize::SMALL)->render(),
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];
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break;
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case LinkService::TYPE_FILE:
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$file = $linkData['file'] ?? null;
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if ($file instanceof File && $file->checkActionPermission('read') && !$file->getStorage()->isFallbackStorage()) {
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$data = [
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'text' => $file->getPublicUrl(),
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'icon' => $this->iconFactory->getIconForFileExtension($file->getExtension(), IconSize::SMALL)->render(),
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];
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}
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break;
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case LinkService::TYPE_FOLDER:
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$folder = $linkData['folder'] ?? null;
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if ($folder instanceof Folder && $folder->checkActionPermission('read') && !$folder->getStorage()->isFallbackStorage()) {
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$data = [
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'text' => $folder->getPublicUrl(),
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'icon' => $this->iconFactory->getIcon('apps-filetree-folder-default', IconSize::SMALL)->render(),
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];
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}
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break;
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case LinkService::TYPE_RECORD:
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$table = $this->data['pageTsConfig']['TCEMAIN.']['linkHandler.'][$linkData['identifier'] . '.']['configuration.']['table'] ?? '';
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$record = BackendUtility::getRecord($table, $linkData['uid']);
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$pagePermissionClause = $backendUser->getPagePermsClause(Permission::PAGE_SHOW);
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$hasPageAccess = BackendUtility::readPageAccess($record['pid'] ?? null, $pagePermissionClause) !== false;
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if ($record && $hasPageAccess && $backendUser->check('tables_select', $table)) {
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$recordTitle = BackendUtility::getRecordTitle($table, $record);
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$tableTitle = $this->getLanguageService()->sL($this->data['tcaSchemata']->get($table)->getTitle());
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$data = [
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'text' => sprintf('%s [%s:%d]', $recordTitle, $tableTitle, $linkData['uid']),
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'icon' => $this->iconFactory->getIconForRecord($table, $record, IconSize::SMALL)->render(),
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];
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} else {
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$data = [
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'text' => sprintf('%s', $linkData['uid']),
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'icon' => $this->iconFactory->getIcon('tcarecords-' . $table . '-default', IconSize::SMALL, 'overlay-missing')->render(),
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];
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}
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break;
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case LinkService::TYPE_TELEPHONE:
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$telephone = $linkData['telephone'];
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if ($telephone) {
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$data = [
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'text' => $telephone,
|
|
'icon' => $this->iconFactory->getIcon('actions-device-mobile', IconSize::SMALL)->render(),
|
|
];
|
|
}
|
|
break;
|
|
case LinkService::TYPE_UNKNOWN:
|
|
$data = [
|
|
'text' => $linkData['file'] ?? $linkData['url'] ?? '',
|
|
'icon' => $this->iconFactory->getIcon('actions-link', IconSize::SMALL)->render(),
|
|
];
|
|
break;
|
|
default:
|
|
$data = [
|
|
'text' => 'not implemented type ' . $linkData['type'],
|
|
'icon' => '',
|
|
];
|
|
}
|
|
|
|
$data['additionalAttributes'] = $additionalAttributes !== []
|
|
? '
|
|
<div class="callout callout-info mt-3 mb-0">
|
|
<div class="callout-content">
|
|
<div class="callout-body">
|
|
' . implode(' - ', $additionalAttributes) . '
|
|
</div>
|
|
</div>
|
|
</div>
|
|
'
|
|
: ''; // Ensure "additionalAttributes" is always set (bw compatibility for the event)
|
|
|
|
return $this->eventDispatcher->dispatch(
|
|
new ModifyLinkExplanationEvent($data, $linkData, $linkParts, $this->data)
|
|
)->getLinkExplanation();
|
|
}
|
|
|
|
/**
|
|
* Initializes the LinkPopup FieldControl by processing the
|
|
* field specific configuration and by creating the necessary
|
|
* options array for the FieldControl.
|
|
*/
|
|
protected function initializeLinkPopup(array $fieldConfig): void
|
|
{
|
|
if (!($fieldConfig['appearance']['enableBrowser'] ?? true)) {
|
|
return;
|
|
}
|
|
|
|
$options = [];
|
|
|
|
if (is_array($fieldConfig['allowedTypes'] ?? null)
|
|
&& ($fieldConfig['allowedTypes'][0] ?? '') !== '*'
|
|
) {
|
|
$options['allowedTypes'] = $this->resolveAllowedTypes($fieldConfig['allowedTypes']);
|
|
}
|
|
if (is_array($fieldConfig['appearance']['allowedOptions'] ?? null)
|
|
&& ($fieldConfig['appearance']['allowedOptions'][0] ?? '') !== '*'
|
|
) {
|
|
$options['allowedOptions'] = $fieldConfig['appearance']['allowedOptions'];
|
|
}
|
|
if (is_array($fieldConfig['appearance']['allowedFileExtensions'] ?? null)
|
|
&& ($fieldConfig['appearance']['allowedFileExtensions'][0] ?? '') !== '*'
|
|
) {
|
|
$options['allowedFileExtensions'] = $fieldConfig['appearance']['allowedFileExtensions'];
|
|
}
|
|
if ($fieldConfig['appearance']['browserTitle'] ?? false) {
|
|
$options['title'] = $fieldConfig['appearance']['browserTitle'];
|
|
}
|
|
|
|
// Add the LinkPopup configuration to the field configuration
|
|
$this->data['parameterArray']['fieldConf']['config']['fieldControl']['linkPopup'] = [
|
|
'renderType' => 'linkPopup',
|
|
'options' => $options,
|
|
];
|
|
}
|
|
|
|
/**
|
|
* This method applies further processing to a given allow list
|
|
*/
|
|
protected function resolveAllowedTypes(array $allowedTypes): array
|
|
{
|
|
// First, remove duplicate entries
|
|
$allowedTypes = array_unique($allowedTypes);
|
|
|
|
// Replace "record" with available record link handlers
|
|
if (in_array('record', $allowedTypes, true)) {
|
|
unset($allowedTypes[(int)array_search('record', $allowedTypes, true)]);
|
|
$allowedTypes = array_merge($allowedTypes, $this->getRecordLinkHandlers());
|
|
}
|
|
|
|
// Return the resolves types, while removing duplicate entries
|
|
return array_unique($allowedTypes);
|
|
}
|
|
|
|
/**
|
|
* Returns the identifiers of link handlers, using the RecordLinkHandler class
|
|
*/
|
|
protected function getRecordLinkHandlers(): array
|
|
{
|
|
return $this->getLinkHandlerIdentifiers(
|
|
array_filter(
|
|
(array)($this->data['pageTsConfig']['TCEMAIN.']['linkHandler.'] ?? []),
|
|
static fn(array $handler): bool => ($handler['handler'] ?? '') === RecordLinkHandler::class
|
|
)
|
|
);
|
|
}
|
|
|
|
protected function getLinkHandlerIdentifiers(array $linkHandlers): array
|
|
{
|
|
return array_map(static fn(string $handler): string => trim($handler, '.'), array_keys($linkHandlers));
|
|
}
|
|
}
|