fixup! when downloading from web, skip files that are not accessible

Author: blizzz

lib/private/Streamer.php

@@ -132,7 +132,7 @@ public function addDirRecursive(string $dir, string $internalDir = ''): void {
 				fclose($fh);
 			} elseif ($file instanceof Folder) {
 				if($file->isReadable()) {
-					$this->addDirRecursive($file->getName(), $internalDir);
+					$this->addDirRecursive($dir . '/' . $file->getName(), $internalDir);
 				}
 			}
 		}