68 lines
2.3 KiB
PHP
68 lines
2.3 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\Frontend\Resource;
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use Symfony\Component\DependencyInjection\Attribute\Autoconfigure;
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use TYPO3\CMS\Core\Resource\Event\GeneratePublicUrlForResourceEvent;
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use TYPO3\CMS\Core\Resource\ResourceInterface;
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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\Frontend\Page\FrontendUrlPrefix;
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#[Autoconfigure(public: true)]
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class PublicUrlPrefixer
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{
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/**
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* Static property to avoid an infinite loop, because this listener is called when
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* public URLs are generated, but also calls public URL generation to obtain the
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* URL without prefix from the driver and possibly other listeners
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*/
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private static bool $isProcessingUrl = false;
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public function prefixWithAbsRefPrefix(GeneratePublicUrlForResourceEvent $event): void
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{
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$request = $GLOBALS['TYPO3_REQUEST'] ?? null;
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if (self::$isProcessingUrl || !$request) {
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return;
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}
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$resource = $event->getResource();
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if (!$this->isLocalResource($resource)) {
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return;
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}
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// Before calling getPublicUrl, we set the static property to true to avoid to be called in a loop
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self::$isProcessingUrl = true;
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try {
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$resource = $event->getResource();
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$originalUrl = $event->getStorage()->getPublicUrl($resource);
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if (!$originalUrl || PathUtility::hasProtocolAndScheme($originalUrl)) {
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return;
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}
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$absRefPrefix = GeneralUtility::makeInstance(FrontendUrlPrefix::class)->getUrlPrefix($request);
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$event->setPublicUrl($absRefPrefix . $originalUrl);
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} finally {
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self::$isProcessingUrl = false;
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}
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}
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private function isLocalResource(ResourceInterface $resource): bool
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{
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return $resource->getStorage()->getDriverType() === 'Local';
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}
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}
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