Fix mediaType for feed.xml over gemini

src/gmi/gmi.go

@@ -161,6 +161,18 @@ func indexMiddleware(h gemini.Handler) gemini.Handler {
 	})
 }
 
+func feedMiddleware(h gemini.Handler) gemini.Handler {
+
+	return gemini.HandlerFunc(func(
+		ctx context.Context,
+		rw gemini.ResponseWriter,
+		r *gemini.Request,
+	) {
+		rw = forceResponseWriterMediaType(rw, "application/atom+xml")
+		h.ServeGemini(ctx, rw, r)
+	})
+}
+
 func postsMiddleware(tplHandler gemini.Handler) gemini.Handler {
 
 	return gemini.HandlerFunc(func(
@@ -228,6 +240,7 @@ func (a *api) handler() (gemini.Handler, error) {
 	mux := new(gemini.Mux)
 	mux.Handle("/posts/", postsMiddleware(tplHandler))
 	mux.Handle("/assets/", a.assetsMiddleware())
+	mux.Handle("/feed.xml", feedMiddleware(tplHandler))
 	mux.Handle("/", tplHandler)
 
 	var h gemini.Handler

src/gmi/tpl/footer.gmi

@@ -5,4 +5,6 @@
 
 {{ end -}}
 
+=> https://code.betamike.com/mediocregopher/mediocre-blog Source
+
 => {{ BlogURL "wtfpl.txt" }} License for all content, if you must have one

src/gmi/tpl/posts/index.gmi

@@ -3,8 +3,7 @@
 {{ $page := .GetQueryIntValue "page" 0 -}}
 
 {{ if eq $page 0 -}}
-Here you'll find an archive of all published posts. The content varies almost as
-much as the quality!
+Here you'll find an archive of all published posts. The content varies almost as much as the quality!
 
 {{ end -}}
 

src/gmi/tpl/posts/post.gmi

@@ -1,8 +1,7 @@
 {{ $post := .GetPostByID (.GetQueryValue "id" "") -}}
 
 {{ if eq $post.Format "md" -}}
-This post has been translated from it's original markdown format, if it seems
-busted it might appear better over HTTP:
+This post has been translated from it's original markdown format, if it seems busted it might appear better over HTTP:
 
 => {{ PostHTTPURL $post.ID }}
 

src/gmi/util.go

@@ -0,0 +1,17 @@
+package gmi
+
+import "git.sr.ht/~adnano/go-gemini"
+
+type rwSetMediaTypeNoop struct {
+	gemini.ResponseWriter
+}
+
+func (rwSetMediaTypeNoop) SetMediaType(string) {}
+
+func forceResponseWriterMediaType(
+	rw gemini.ResponseWriter, mediaType string,
+) gemini.ResponseWriter {
+
+	rw.SetMediaType(mediaType)
+	return rwSetMediaTypeNoop{rw}
+}

src/http/tpl/base.html

@@ -114,6 +114,8 @@
        / 
       <a href="{{ BlogURL "feed.xml" }}">RSS</a>
       &nbsp;//&nbsp;
+      <a href="https://code.betamike.com/mediocregopher/mediocre-blog">Source</a>
+      &nbsp;/&nbsp;
       <a href="{{ StaticURL "wtfpl.txt" }}">License</a>
     </header>