From 045940e2927d179a3cc44c7661cc5d600334c0cb Mon Sep 17 00:00:00 2001
From: James Mills <1290234+prologic@users.noreply.github.com>
Date: Sat, 1 Apr 2023 21:18:28 +1000
Subject: [PATCH] Fix and preserve file permissions when copying raw files
 (Fixes #15)

---
 main.go | 27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/main.go b/main.go
index 8da7525..bc0378f 100644
--- a/main.go
+++ b/main.go
@@ -545,21 +545,38 @@ func buildHTML(path string, w io.Writer, vars Vars) error {
 
 // Copies file as is from path to writer
 func buildRaw(path string, w io.Writer) error {
-	in, err := os.Open(path)
+	r, err := os.Open(path)
 	if err != nil {
 		return err
 	}
-	defer in.Close()
+	defer r.Close()
+
 	if w == nil {
-		out, err := os.Create(filepath.Join(PUBDIR, path))
+		stat, err := os.Stat(path)
+		if err != nil {
+			return err
+		}
+
+		fn := filepath.Join(PUBDIR, path)
+
+		out, err := os.Create(fn)
 		if err != nil {
 			return err
 		}
 		defer out.Close()
+
+		if err := os.Chmod(fn, stat.Mode()); err != nil {
+			return err
+		}
+
 		w = out
 	}
-	_, err = io.Copy(w, in)
-	return err
+
+	if _, err := io.Copy(w, r); err != nil {
+		return err
+	}
+
+	return nil
 }
 
 func build(path string, w io.Writer, vars Vars) error {