From d7e711a4fa63a90ee966d3e7c55245c530ff2fee Mon Sep 17 00:00:00 2001
From: Marin Ivanov <dev@metala.org>
Date: Wed, 21 Jan 2026 04:03:41 +0200
Subject: replace the "auto" mime-type with input placeholder

---
 main.go       | 4 ++--
 template.html | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/main.go b/main.go
index 9af89eb..2b531a9 100644
--- a/main.go
+++ b/main.go
@@ -110,7 +110,7 @@ func (s *Server) randomFile(ext string) (*os.File, string, error) {
 
 func (s *Server) createPosting(rd io.Reader, mimeType string) (string, error) {
 	var ext string
-	if mimeType == "" || mimeType == "auto" {
+	if mimeType == "" {
 		mimeType, ext, rd, _ = detectMimetype(rd)
 	} else {
 		mime := mimetype.Lookup(mimeType)
@@ -215,7 +215,7 @@ func (s *Server) post(w http.ResponseWriter, r *http.Request) {
 		w.WriteHeader(http.StatusFound)
 	} else {
 		if mimeType == "application/x-www-form-urlencoded" {
-			mimeType = "auto"
+			mimeType = ""
 		}
 		name, err := s.createPosting(r.Body, mimeType)
 		if err != nil {
diff --git a/template.html b/template.html
index 2d7f9e6..dba4b96 100644
--- a/template.html
+++ b/template.html
@@ -238,7 +238,7 @@
               <div>
                 <label>
                   Mime-Type:
-                  <input type="text" name="file_mimetype" value="auto" />
+                  <input type="text" name="file_mimetype" placeholder="auto" value="" />
                 </label>
               </div>
             </div>
-- 
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