From 3f03a4096d9d895b1fba3b731e19028286a8853f Mon Sep 17 00:00:00 2001
From: Milos Stojanovic <alcalbg@gmail.com>
Date: Tue, 31 May 2022 14:11:57 +0200
Subject: [PATCH] ob_flush fixes #326

---
 backend/Controllers/DownloadController.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/Controllers/DownloadController.php b/backend/Controllers/DownloadController.php
index b5df448..7781e45 100644
--- a/backend/Controllers/DownloadController.php
+++ b/backend/Controllers/DownloadController.php
@@ -58,7 +58,7 @@ class DownloadController
             if ($file['stream']) {
                 while (! feof($file['stream'])) {
                     echo fread($file['stream'], 1024 * 8);
-                    ob_flush();
+                    if (ob_get_level() > 0) {ob_flush();}
                     flush();
                 }
                 fclose($file['stream']);
@@ -150,7 +150,7 @@ class DownloadController
             if ($file['stream']) {
                 while (! feof($file['stream'])) {
                     echo fread($file['stream'], 1024 * 8);
-                    ob_flush();
+                    if (ob_get_level() > 0) {ob_flush();}
                     flush();
                 }
                 fclose($file['stream']);