arimelody.me/view/static.go

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package view
import (
"errors"
"net/http"
"os"
"path/filepath"
)
func StaticHandler(directory string) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
info, err := os.Stat(filepath.Join(directory, filepath.Clean(r.URL.Path)))
// does the file exist?
if err != nil {
if errors.Is(err, os.ErrNotExist) {
http.NotFound(w, r)
return
}
}
// is thjs a directory? (forbidden)
if info.IsDir() {
http.NotFound(w, r)
return
}
http.FileServer(http.Dir(directory)).ServeHTTP(w, r)
})
}