From 678e0dc6accae03399e89d35d81cb193ca3f772a Mon Sep 17 00:00:00 2001
From: ginnyTheCat <ginnythecat@lelux.net>
Date: Sun, 4 Sep 2022 15:45:07 +0200
Subject: [PATCH] Allow mimetypes with suffix in safe check (#808)

---
 src/util/mimetypes.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/util/mimetypes.js b/src/util/mimetypes.js
index 121ae06..7a94e0c 100644
--- a/src/util/mimetypes.js
+++ b/src/util/mimetypes.js
@@ -26,12 +26,13 @@ export const ALLOWED_BLOB_MIMETYPES = [
 ];
 
 export function getBlobSafeMimeType(mimetype) {
-  if (!ALLOWED_BLOB_MIMETYPES.includes(mimetype)) {
+  const [type] = mimetype.split(';');
+  if (!ALLOWED_BLOB_MIMETYPES.includes(type)) {
     return 'application/octet-stream';
   }
   // Required for Chromium browsers
-  if (mimetype === 'video/quicktime') {
+  if (type === 'video/quicktime') {
     return 'video/mp4';
   }
-  return mimetype;
+  return type;
 }