Initial commit - Typo3 11.5.41
This commit is contained in:
Matteo Gallo
174
typo3conf/ext/sr_freecap/Classes/ViewHelpers/ImageViewHelper.php
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174
typo3conf/ext/sr_freecap/Classes/ViewHelpers/ImageViewHelper.php
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<?php
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namespace SJBR\SrFreecap\ViewHelpers;
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/*
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* Copyright notice
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*
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* (c) 2013-2021 Stanislas Rolland <typo3AAAA(arobas)sjbr.ca>
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* All rights reserved
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*
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* This script is part of the TYPO3 project. The TYPO3 project is
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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 2 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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* A copy is found in the textfile GPL.txt and important notices to the license
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* from the author is found in LICENSE.txt distributed with these scripts.
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*
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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 SJBR\SrFreecap\ViewHelpers\TranslateViewHelper;
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use TYPO3\CMS\Core\Context\Context;
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use TYPO3\CMS\Core\Page\PageRenderer;
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use TYPO3\CMS\Core\Session\Backend\Exception\SessionNotFoundException;
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use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3\CMS\Core\Utility\PathUtility;
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use TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface;
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use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
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class ImageViewHelper extends AbstractTagBasedViewHelper
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{
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/**
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* @var string Name of the extension this view helper belongs to
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*/
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protected $extensionName = 'SrFreecap';
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/**
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* @var string Name of the extension this view helper belongs to
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*/
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protected $extensionKey = 'sr_freecap';
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/**
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* @var string Name of the plugin this view helper belongs to
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*/
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protected $pluginName = 'tx_srfreecap';
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/**
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* @var ConfigurationManagerInterface
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*/
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protected $configurationManager;
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/**
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* @param ConfigurationManagerInterface $configurationManager
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*/
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public function injectConfigurationManager(ConfigurationManagerInterface $configurationManager)
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{
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$this->configurationManager = $configurationManager;
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}
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/**
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* @var PageRenderer
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*/
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protected $pageRenderer;
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/**
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* @param PageRenderer $pageRenderer
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*/
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public function injectPageRenderer(PageRenderer $pageRenderer)
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{
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$this->pageRenderer = $pageRenderer;
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}
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/**
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* @var Context
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*/
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protected $context;
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/**
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* @param Context $context
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*/
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public function injectContext(Context $context)
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{
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$this->context = $context;
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}
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public function initializeArguments()
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{
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parent::initializeArguments();
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$this->registerArgument('suffix', 'string', 'Suffix to be appended to the extenstion key when forming css class names', false, '');
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}
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/**
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* Render the captcha image html
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*
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* @param string suffix to be appended to the extenstion key when forming css class names
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* @return string The html used to render the captcha image
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*/
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public function render($suffix = '')
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{
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// This viewhelper needs a frontend user session
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if (!is_object($this->getTypoScriptFrontendController()) || !isset($this->getTypoScriptFrontendController()->fe_user)) {
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throw new SessionNotFoundException('No frontend user found in session!');
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}
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$value = '';
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// Include the required JavaScript
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$this->pageRenderer->addJsFooterFile(PathUtility::stripPathSitePrefix(ExtensionManagementUtility::extPath($this->extensionKey)) . 'Resources/Public/JavaScript/freeCap.js');
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// Disable caching
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$this->getTypoScriptFrontendController()->no_cache = true;
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// Get the translation view helper
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$translator = GeneralUtility::makeInstance(TranslateViewHelper::class);
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// Generate the image url
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$fakeId = substr(md5(uniqid(rand())), 0, 5);
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$siteURL = GeneralUtility::getIndpEnv('TYPO3_SITE_URL');
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$languageAspect = $this->context->getAspect('language');
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$urlParams = [
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'eIDSR' => 'sr_freecap_EidDispatcher',
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'id' => $this->getTypoScriptFrontendController()->id,
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'pluginName' => 'ImageGenerator',
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'actionName' => 'show',
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'formatName' => 'png',
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'L' => $languageAspect->getId()
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];
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if ($this->getTypoScriptFrontendController()->MP) {
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$urlParams['MP'] = $this->getTypoScriptFrontendController()->MP;
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}
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$urlParams['set'] = $fakeId;
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$imageUrl = $siteURL . 'index.php?' . ltrim(GeneralUtility::implodeArrayForUrl('', $urlParams), '&');
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// Generate the html text
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$value = '<img' . $this->getClassAttribute('image', $suffix) . ' id="tx_srfreecap_captcha_image_' . $fakeId . '"'
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. ' src="' . htmlspecialchars($imageUrl) . '"'
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. ' alt="' . $translator->render('altText') . ' "/>'
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. '<span' . $this->getClassAttribute('cant-read', $suffix) . '>' . $translator->render('cant_read1')
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. ' <a href="#" onclick="this.blur();' . $this->extensionName . '.newImage(\'' . $fakeId . '\', \'' . $translator->render('noImageMessage').'\');return false;">'
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. $translator->render('click_here') . '</a>'
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. $translator->render('cant_read2') . '</span>';
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return $value;
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}
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/**
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* Returns a class attribute with a class-name prefixed with $this->pluginName and with all underscores substituted to dashes (-)
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*
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* @param string $class The class name (or the END of it since it will be prefixed by $this->pluginName.'-')
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* @param string suffix to be appended to the extenstion key when forming css class names
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* @return string the class attribute with the combined class name (with the correct prefix)
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*/
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protected function getClassAttribute($class, $suffix = '')
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{
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return ' class="' . trim(str_replace('_', '-', $this->pluginName) . ($suffix ? '-' . $suffix . '-' : '-') . $class) . '"';
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}
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/**
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* @return TypoScriptFrontendController
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*/
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protected function getTypoScriptFrontendController()
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{
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return $GLOBALS['TSFE'];
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}
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}
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