From 3107ab0ab8c936c0361e08c42d57a28fb54ce601 Mon Sep 17 00:00:00 2001
From: Zed <zedeus@pm.me>
Date: Sat, 7 Nov 2020 23:02:27 +0100
Subject: [PATCH] Fix content-length crash

---
 src/routes/media.nim | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/routes/media.nim b/src/routes/media.nim
index ad1f7bc..ecfbf01 100644
--- a/src/routes/media.nim
+++ b/src/routes/media.nim
@@ -44,9 +44,15 @@ proc proxyMedia*(req: jester.Request; url: string): Future[HttpCode] {.async.} =
     if request.headers.getOrDefault("If-None-Match") == hashed:
       return Http304
 
+    let contentLength =
+      if res.headers.hasKey("content-length"):
+        res.headers["content-length", 0]
+      else:
+        ""
+
     let headers = newHttpHeaders({
       "Content-Type": res.headers["content-type", 0],
-      "Content-Length": res.headers["content-length", 0],
+      "Content-Length": contentLength,
       "Cache-Control": maxAge,
       "ETag": hashed
     })