From e0565dc42ca83827f8c3607aa7c862518ec41f64 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20Sch=C3=B6lzel?= <fschoelzel.kontakt@gmail.com>
Date: Thu, 2 Jan 2025 14:33:56 +0100
Subject: [PATCH] [FEATURE] Add MIME type and file extension Helper methods;
 simplify image mimetypeLabel logic

---
 Classes/Common/Helper.php                | 24 ++++++++++++++++++++++++
 Classes/Controller/ToolboxController.php | 14 ++++----------
 2 files changed, 28 insertions(+), 10 deletions(-)

diff --git a/Classes/Common/Helper.php b/Classes/Common/Helper.php
index d1f182944..4c004a924 100644
--- a/Classes/Common/Helper.php
+++ b/Classes/Common/Helper.php
@@ -988,4 +988,28 @@ function ($mimeType) use ($categories) {
         }
         return false;
     }
+
+    /**
+     * Get file extensions for a given MIME type
+     *
+     * @param string $mimeType
+     * @return array
+     */
+    public static function getFileExtensionsForMimeType(string $mimeType): array
+    {
+        $mimeTypeDetector = GeneralUtility::makeInstance(MimeTypeDetector::class);
+        return $mimeTypeDetector->getFileExtensionsForMimeType($mimeType);
+    }
+
+    /**
+     * Get MIME types for a given file extension
+     *
+     * @param string $fileExtension
+     * @return array
+     */
+    public static function getMimeTypesForFileExtension(string $fileExtension): array
+    {
+        $mimeTypeDetector = GeneralUtility::makeInstance(MimeTypeDetector::class);
+        return $mimeTypeDetector->getMimeTypesForFileExtension($fileExtension);
+    }
 }
diff --git a/Classes/Controller/ToolboxController.php b/Classes/Controller/ToolboxController.php
index cb93c6d62..87ca43bab 100644
--- a/Classes/Controller/ToolboxController.php
+++ b/Classes/Controller/ToolboxController.php
@@ -139,19 +139,13 @@ private function renderToolByName(string $tool): void
      *
      * @return array Array of image information's.
      */
-    public function getImage(int $page): array
+    private function getImage(int $page): array
     {
         // Get @USE value of METS fileGroup.
         $image = $this->getFile($page, GeneralUtility::trimExplode(',', $this->settings['fileGrpsImageDownload']));
-        switch ($image['mimetype']) {
-            case 'image/jpeg':
-                $image['mimetypeLabel'] = ' (JPG)';
-                break;
-            case 'image/tiff':
-                $image['mimetypeLabel'] = ' (TIFF)';
-                break;
-            default:
-                $image['mimetypeLabel'] = '';
+        if (isset($image['mimetype'])) {
+            $fileExtension = Helper::getFileExtensionsForMimeType($image['mimetype']);
+            $image['mimetypeLabel'] = !empty($fileExtension) ? ' (' . strtoupper($fileExtension[0]) . ')' : '';
         }
         return $image;
     }