From 6636fc95a7d9c5b2c4f0a0333c30e78e3d3ebb3a Mon Sep 17 00:00:00 2001
From: Umar Getagazov <umar@handlerug.me>
Date: Wed, 29 Sep 2021 21:54:25 +0700
Subject: [PATCH] Allow empty content for an attachful hypha

---
 shroom/upload.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/shroom/upload.go b/shroom/upload.go
index b6e0c2a..d574ad9 100644
--- a/shroom/upload.go
+++ b/shroom/upload.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io"
 	"log"
+	"bytes"
 	"mime/multipart"
 	"os"
 	"path/filepath"
@@ -35,7 +36,7 @@ func UploadText(h *hyphae.Hypha, data []byte, message string, u *user.User) (hop
 	if err, errtitle := CanEdit(u, h); err != nil {
 		return hop.WithErrAbort(err), errtitle
 	}
-	if len(data) == 0 {
+	if len(bytes.TrimSpace(data)) == 0 && h.BinaryPath == "" {
 		return hop.WithErrAbort(errors.New("No data passed")), "Empty"
 	}