// Save adds a single session to the response.
func (s *CookieStore) Save(r *http.Request, w http.ResponseWriter,
session *Session) error {
encoded, err := securecookie.EncodeMulti(session.Name(), session.Values,
s.Codecs...)
if err != nil {
return err
}
http.SetCookie(w, NewCookie(session.Name(), encoded, session.Options))
return nil
}
// save writes encoded session.Values to a file.
func (s *FilesystemStore) save(session *Session) error {
encoded, err := securecookie.EncodeMulti(session.Name(), session.Values,
s.Codecs...)
if err != nil {
return err
}
filename := s.path + "session_" + session.ID
fileMutex.Lock()
defer fileMutex.Unlock()
fp, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
if err != nil {
return err
}
if _, err = fp.Write([]byte(encoded)); err != nil {
return err
}
fp.Close()
return nil
}
// Save adds a single session to the response.
func (s *FilesystemStore) Save(r *http.Request, w http.ResponseWriter,
session *Session) error {
if session.ID == "" {
// Because the ID is used in the filename, encode it to
// use alphanumeric characters only.
session.ID = strings.TrimRight(
base32.StdEncoding.EncodeToString(
securecookie.GenerateRandomKey(32)), "=")
}
if err := s.save(session); err != nil {
return err
}
encoded, err := securecookie.EncodeMulti(session.Name(), session.ID,
s.Codecs...)
if err != nil {
return err
}
http.SetCookie(w, NewCookie(session.Name(), encoded, session.Options))
return nil
}