Add public theme

renderer/renderer.go

@@ -1,6 +1,7 @@
 package renderer
 
 import (
+	"bytes"
 	"fmt"
 	"html/template"
 	"net/http"
@@ -53,13 +54,22 @@ func (renderer *Renderer) Render(name string, w http.ResponseWriter, r *http.Req
 		prefixed_files = append(prefixed_files, renderer.templateFile(f))
 	}
 
-	w.WriteHeader(http.StatusOK)
 	t := template.New(name).Funcs(GetTemplateFuncMap(state.Group, renderer.GlobalConfig, renderer.FileStorage))
 	t = template.Must(t.ParseFiles(prefixed_files...))
 
-	err := t.ExecuteTemplate(w, "main", state)
+	// Render to buffer first to avoid write timeouts during template execution
+	var buf bytes.Buffer
+	err := t.ExecuteTemplate(&buf, "main", state)
 	if err != nil {
 		log.Error().Err(err).Msg("issue executing template")
+		http.Error(w, "Internal Server Error", http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	_, err = buf.WriteTo(w)
+	if err != nil {
+		log.Error().Err(err).Msg("issue writing template to response")
 	}
 }
 
@@ -69,13 +79,22 @@ func (renderer *Renderer) RenderNoLayout(name string, w http.ResponseWriter, r *
 		prefixed_files = append(prefixed_files, renderer.templateFile(f))
 	}
 
-	w.WriteHeader(http.StatusOK)
 	t := template.New(name).Funcs(GetTemplateFuncMap(state.Group, renderer.GlobalConfig, renderer.FileStorage))
-
 	t = template.Must(t.ParseFiles(prefixed_files...))
-	err := t.ExecuteTemplate(w, "main", state)
+
+	// Render to buffer first to avoid write timeouts during template execution
+	var buf bytes.Buffer
+	err := t.ExecuteTemplate(&buf, "main", state)
 	if err != nil {
 		log.Error().Err(err).Msg("issue executing template")
+		http.Error(w, "Internal Server Error", http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	_, err = buf.WriteTo(w)
+	if err != nil {
+		log.Error().Err(err).Msg("issue writing template to response")
 	}
 }