From d2d4a27667986e16c994f40af532ed018f2018ef Mon Sep 17 00:00:00 2001
From: Catherine <whitequark@whitequark.org>
Date: Sun, 21 Sep 2025 03:26:17 +0000
Subject: [PATCH] Return status 415 Unsupported Media Type in `PUT` handler.

Before this commit, an unparseable media type would return 200 OK.
---
 src/pages.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/pages.go b/src/pages.go
index 42dec45..15e88b0 100644
--- a/src/pages.go
+++ b/src/pages.go
@@ -185,7 +185,8 @@ func putPage(w http.ResponseWriter, r *http.Request) error {
 
 	contentType, _, err := mime.ParseMediaType(r.Header.Get("Content-Type"))
 	if err != nil {
-		return fmt.Errorf("parsing content type: %w", err)
+		http.Error(w, "malformed content type", http.StatusUnsupportedMediaType)
+		return fmt.Errorf("content type: %w", err)
 	}
 
 	if contentType == "application/x-www-form-urlencoded" {