PageViewHelper.php

Go to the documentation of this file.

<?php
 
/*
 * 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\Fluid\ViewHelpers\Link;
 
use ‪TYPO3\CMS\Core\Utility\MathUtility;
use ‪TYPO3\CMS\Extbase\Mvc\Web\Routing\UriBuilder;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
 
class ‪PageViewHelper extends AbstractTagBasedViewHelper
{
    protected ‪$tagName = 'a';
 
    public function ‪initializeArguments()
    {
        parent::initializeArguments();
        $this->registerUniversalTagAttributes();
        $this->registerTagAttribute('target', 'string', 'Target of link', false);
        $this->registerTagAttribute('rel', 'string', 'Specifies the relationship between the current document and the linked document', false);
        $this->registerArgument('pageUid', 'int', 'Target page. See TypoLink destination');
        $this->registerArgument('pageType', 'int', 'Type of the target page. See typolink.parameter');
        $this->registerArgument('noCache', 'bool', 'Set this to disable caching for the target page. You should not need this.');
        $this->registerArgument('language', 'string', 'link to a specific language - defaults to the current language, use a language ID or "current" to enforce a specific language', false, null);
        // @deprecated
        $this->registerArgument('noCacheHash', 'bool', 'Deprecated: Set this to suppress the cHash query parameter created by TypoLink. You should not need this.', false);
        $this->registerArgument('section', 'string', 'The anchor to be added to the URI');
        $this->registerArgument('linkAccessRestrictedPages', 'bool', 'If set, links pointing to access restricted pages will still link to the page even though the page cannot be accessed.');
        $this->registerArgument('additionalParams', 'array', 'Additional query parameters that won\'t be prefixed like $arguments (overrule $arguments)');
        $this->registerArgument('absolute', 'bool', 'If set, the URI of the rendered link is absolute');
        $this->registerArgument('addQueryString', 'bool', 'If set, the current query parameters will be kept in the URI');
        $this->registerArgument('argumentsToBeExcludedFromQueryString', 'array', 'Arguments to be removed from the URI. Only active if $addQueryString = TRUE');
        $this->registerArgument('addQueryStringMethod', 'string', 'Set which parameters will be kept. Only active if $addQueryString = TRUE');
    }
 
    public function ‪render()
    {
        if (isset($this->arguments['noCacheHash'])) {
            trigger_error('Using the argument "noCacheHash" in <f:link.page> ViewHelper has no effect anymore. Remove the argument in your fluid template, as it will result in a fatal error.', E_USER_DEPRECATED);
        }
        $pageUid = isset($this->arguments['pageUid']) ? (int)$this->arguments['pageUid'] : null;
        $pageType = isset($this->arguments['pageType']) ? (int)$this->arguments['pageType'] : 0;
        $noCache = isset($this->arguments['noCache']) ? (bool)$this->arguments['noCache'] : false;
        $section = isset($this->arguments['section']) ? (string)$this->arguments['section'] : '';
        $language = $this->arguments['language'] ?? null;
        $linkAccessRestrictedPages = isset($this->arguments['linkAccessRestrictedPages']) ? (bool)$this->arguments['linkAccessRestrictedPages'] : false;
        $additionalParams = isset($this->arguments['additionalParams']) ? (array)$this->arguments['additionalParams'] : [];
        $absolute = isset($this->arguments['absolute']) ? (bool)$this->arguments['absolute'] : false;
        $addQueryString = isset($this->arguments['addQueryString']) ? (bool)$this->arguments['addQueryString'] : false;
        $argumentsToBeExcludedFromQueryString = isset($this->arguments['argumentsToBeExcludedFromQueryString']) ? (array)$this->arguments['argumentsToBeExcludedFromQueryString'] : [];
        $addQueryStringMethod = $this->arguments['addQueryStringMethod'] ?? null;
        $uriBuilder = $this->renderingContext->getControllerContext()->getUriBuilder();
        $uriBuilder->reset()
            ->setTargetPageType($pageType)
            ->setNoCache($noCache)
            ->setSection($section)
            ->setLanguage($language)
            ->setLinkAccessRestrictedPages($linkAccessRestrictedPages)
            ->setArguments($additionalParams)
            ->setCreateAbsoluteUri($absolute)
            ->setAddQueryString($addQueryString)
            ->setArgumentsToBeExcludedFromQueryString($argumentsToBeExcludedFromQueryString)
        ;
 
        if (‪MathUtility::canBeInterpretedAsInteger($pageUid)) {
            $uriBuilder->setTargetPageUid((int)$pageUid);
        }
 
        if (is_string($addQueryStringMethod)) {
            $uriBuilder->setAddQueryStringMethod($addQueryStringMethod);
        }
 
        $uri = $uriBuilder->build();
        if ($uri !== '') {
            $this->tag->addAttribute('href', $uri);
            $this->tag->setContent($this->renderChildren());
            $this->tag->forceClosingTag(true);
            $result = $this->tag->render();
        } else {
            $result = $this->renderChildren();
        }
        return $result;
    }
}