Fix drag and drop link to composebox (#12055)

diff --git a/app/javascript/mastodon/features/ui/index.js b/app/javascript/mastodon/features/ui/index.js
index f5e48ed311b82a8d690fd16c1a74d8cfed67f30e..791ff9a2e5ae6efb3c2b1ba1b7a2c2331c2ea740 100644 (file)
--- a/app/javascript/mastodon/features/ui/index.js
+++ b/app/javascript/mastodon/features/ui/index.js
@@ -327,7 +327,7 @@ class UI extends React.PureComponent {
   }
 
   dataTransferIsText = (dataTransfer) => {
-    return (dataTransfer && Array.from(dataTransfer.types).includes('text/plain') && dataTransfer.items.length === 1);
+    return (dataTransfer && Array.from(dataTransfer.types).filter((type) => type === 'text/plain').length === 1);
   }
 
   closeUploadModal = () => {