first commit

typo3/sysext/frontend/Classes/Typolink/FileOrFolderLinkBuilder.php

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+<?php
+declare(strict_types = 1);
+namespace TYPO3\CMS\Frontend\Typolink;
+
+/*
+ * 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!
+ */
+use TYPO3\CMS\Core\Resource\FileInterface;
+use TYPO3\CMS\Core\Resource\Folder;
+use TYPO3\CMS\Frontend\Http\UrlProcessorInterface;
+
+/**
+ * Builds a TypoLink to a folder or file
+ */
+class FileOrFolderLinkBuilder extends AbstractTypolinkBuilder
+{
+    /**
+     * @inheritdoc
+     */
+    public function build(array &$linkDetails, string $linkText, string $target, array $conf): array
+    {
+        $fileOrFolderObject = $linkDetails['file'] ? $linkDetails['file'] : $linkDetails['folder'];
+        // check if the file exists or if a / is contained (same check as in detectLinkType)
+        if (!($fileOrFolderObject instanceof FileInterface) && !($fileOrFolderObject instanceof Folder)) {
+            throw new UnableToLinkException(
+                'File "' . $linkDetails['typoLinkParameter'] . '" did not exist, so "' . $linkText . '" was not linked.',
+                1490989449,
+                null,
+                $linkText
+            );
+        }
+
+        $tsfe = $this->getTypoScriptFrontendController();
+        $linkLocation = $fileOrFolderObject->getPublicUrl();
+        if ($linkLocation === null) {
+            // set the linkLocation to an empty string if null,
+            // so it does not collide with the various string functions
+            $linkLocation = '';
+        }
+        // Setting title if blank value to link
+        $linkText = $this->encodeFallbackLinkTextIfLinkTextIsEmpty($linkText, rawurldecode($linkLocation));
+        if (strpos($linkLocation, '/') !== 0
+            && parse_url($linkLocation, PHP_URL_SCHEME) === null
+        ) {
+            $linkLocation = $tsfe->absRefPrefix . $linkLocation;
+        }
+        $url = $this->processUrl(UrlProcessorInterface::CONTEXT_FILE, $linkLocation, $conf);
+        if (!empty($linkDetails['fragment'])) {
+            $url .= '#' . $linkDetails['fragment'];
+        }
+        return [
+            $this->forceAbsoluteUrl($url, $conf),
+            $linkText,
+            $target ?: $this->resolveTargetAttribute($conf, 'fileTarget', false, $tsfe->fileTarget)
+        ];
+    }
+}