this file might be useful to add here

fileserve.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"net/http"
+	"os"
+	"path"
+
+	"github.com/zenazn/goji/web"
+)
+
+func fileServeHandler(c web.C, w http.ResponseWriter, r *http.Request) {
+	filename := c.URLParams["name"]
+	absPath := path.Join(Config.filesDir, filename)
+	_, err := os.Stat(absPath)
+
+	if os.IsNotExist(err) {
+		http.Error(w, http.StatusText(404), 404)
+		return
+	}
+
+	// plug file expiry checking here
+
+	http.ServeFile(w, r, absPath)
+}