91 lines
3.0 KiB
PHP
91 lines
3.0 KiB
PHP
<?php
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namespace SGalinski\Lfeditor\ViewHelpers;
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/***************************************************************
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* Copyright notice
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*
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* (c) sgalinski Internet Services (https://www.sgalinski.de)
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*
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* All rights reserved
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*
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* This script is part of the AY project. The AY project is
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* free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* The GNU General Public License can be found at
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* http://www.gnu.org/copyleft/gpl.html.
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*
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* This script is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* This copyright notice MUST APPEAR in all copies of the script!
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***************************************************************/
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3\CMS\Extbase\Utility\LocalizationUtility;
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/**
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* View helper to render language labels to
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* json array to be used in js applications.
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*
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* Renders to AY.lang.'extension name' object
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*
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* Example:
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* {namespace rs=SGalinski\RsEvents\ViewHelpers}
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* <rs:inlineLanguageLabels labels="label01,label02" />
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*/
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class InlineLanguageLabelsViewHelper extends AbstractViewHelper {
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public function initializeArguments() {
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parent::initializeArguments();
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$this->registerArgument('labels', 'mixed', 'Comma separated list of label keys to include', FALSE, []);
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$this->registerArgument('htmlEscape', 'bool', 'Escape the output', FALSE, FALSE);
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}
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/**
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* Renders the required javascript to make the language labels available
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*
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* @return string
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*/
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public function render(): string {
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$labels = $this->arguments['labels'];
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$htmlEscape = $this->arguments['htmlEscape'];
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$controllerContext = $this->renderingContext->getControllerContext();
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$extensionName = $controllerContext->getRequest()->getControllerExtensionName();
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if (\is_string($labels)) {
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$labels = GeneralUtility::trimExplode(',', $labels, TRUE);
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}
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if (!\is_array($labels)) {
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throw new \InvalidArgumentException(
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'The argument "labels" was registered with type "array|string", but is of type "' .
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\gettype($labels) . '" in view helper "' . \get_class($this) . '".',
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1256475113
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);
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}
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$languageArray = [];
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foreach ($labels as $key) {
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$value = LocalizationUtility::translate($key, $extensionName);
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$languageArray[$key] = ($htmlEscape ? \htmlentities($value) : $value);
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}
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$javascriptCode = '
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var AY = AY || {};
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AY.lang = AY.lang || {};
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AY.lang.' . $extensionName . ' = AY.lang.' . $extensionName . ' || {};
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var languageLabels = ' . \json_encode($languageArray) . ';
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for (label in languageLabels) {
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AY.lang.' . $extensionName . '[label] = languageLabels[label];
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}
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';
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$this->getPageRenderer()->addJsInlineCode($extensionName, $javascriptCode);
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return '';
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}
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}
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