From b71e948cfd842d5938c3af7a782ae2820ae09c3c Mon Sep 17 00:00:00 2001
From: Tobias Nyholm <tobias.nyholm@gmail.com>
Date: Sun, 13 Mar 2022 16:40:56 +0100
Subject: [PATCH] Dont put the full file body as filename (#478)

---
 src/MultipartStream.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/MultipartStream.php b/src/MultipartStream.php
index 97afd4ae..c2517228 100644
--- a/src/MultipartStream.php
+++ b/src/MultipartStream.php
@@ -89,7 +89,7 @@ private function addElement(AppendStream $stream, array $element): void
 
         if (empty($element['filename'])) {
             $uri = $element['contents']->getMetadata('uri');
-            if ($uri && \is_string($uri) && \substr($uri, 0, 6) !== 'php://') {
+            if ($uri && \is_string($uri) && \substr($uri, 0, 6) !== 'php://' && \substr($uri, 0, 7) !== 'data://') {
                 $element['filename'] = $uri;
             }
         }