func serveFile(w http.ResponseWriter, r *http.Request, path, contentType string) {
info, err := assets.AssetInfo(path)
if err != nil {
http.Error(w, "", http.StatusInternalServerError)
return
}
if !modifiedSince(w, r, info.ModTime()) {
return
}
data, err := assets.Asset(path)
if err != nil {
http.Error(w, "", http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", contentType)
if strings.Contains(r.Header.Get("Accept-Encoding"), "gzip") {
w.Header().Set("Content-Encoding", "gzip")
w.Header().Set("Content-Length", strconv.Itoa(len(data)))
w.Write(data)
} else {
gzr, err := gzip.NewReader(bytes.NewReader(data))
buf, err := ioutil.ReadAll(gzr)
if err != nil {
http.Error(w, "", http.StatusInternalServerError)
return
}
w.Header().Set("Content-Length", strconv.Itoa(len(buf)))
w.Write(buf)
}
}
func initConfig() {
configPath := path.Join(appDir, "config.toml")
if _, err := os.Stat(configPath); os.IsNotExist(err) {
config, err := assets.Asset("config.default.toml")
if err != nil {
log.Println(err)
return
}
err = ioutil.WriteFile(configPath, config, 0600)
if err != nil {
log.Println(err)
}
}
}