Fix StaticURL in gemini

src/cmd/mediocre-blog/main.go

@@ -126,6 +126,7 @@ func main() {
 	gmiParams.Logger = logger.WithNamespace("gmi")
 	gmiParams.PostStore = postStore
 	gmiParams.PostAssetStore = postAssetStore
+	gmiParams.HTTPPublicURL = httpParams.PublicURL
 
 	logger.Info(ctx, "starting gmi api")
 	gmiAPI, err := gmi.New(gmiParams)

src/gmi/gmi.go

@@ -30,6 +30,8 @@ type Params struct {
 	PublicURL        *url.URL
 	ListenAddr       string
 	CertificatesPath string
+
+	HTTPPublicURL *url.URL
 }
 
 // SetupCfg implement the cfg.Cfger interface.

src/gmi/tpl.go

@@ -33,8 +33,9 @@ type rendererGetPostSeriesNextPreviousRes struct {
 }
 
 type renderer struct {
-	url       *url.URL
-	postStore post.Store
+	url           *url.URL
+	postStore     post.Store
+	httpPublicURL *url.URL
 }
 
 func (r renderer) GetPosts(page, count int) (rendererGetPostsRes, error) {
@@ -98,7 +99,9 @@ func (r renderer) PostBody(p post.StoredPost) (string, error) {
 			return filepath.Join("/posts", id)
 		},
 		StaticURL: func(path string) string {
-			return filepath.Join("/static", path)
+			httpPublicURL := *r.httpPublicURL
+			httpPublicURL.Path = filepath.Join(httpPublicURL.Path, "/static", path)
+			return httpPublicURL.String()
 		},
 		Image: func(args ...string) (string, error) {
 
@@ -207,8 +210,9 @@ func (a *api) tplHandler() (gemini.Handler, error) {
 		buf := new(bytes.Buffer)
 
 		err := tpl.Execute(buf, renderer{
-			url:       r.URL,
-			postStore: a.params.PostStore,
+			url:           r.URL,
+			postStore:     a.params.PostStore,
+			httpPublicURL: a.params.HTTPPublicURL,
 		})
 
 		if err != nil {