// 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
}
func SetCookie(name string, value interface{}, options *CookieOptions, w http.ResponseWriter) error {
encoded, err := securecookie.EncodeMulti(name, value, codecs...)
if err != nil {
return err
}
// NOTE(sadovsky): If path is not "/", Chrome will not set cookies on a 302
// redirect.
cookie := &http.Cookie{
Name: name,
Value: encoded,
Path: "/",
MaxAge: options.MaxAge,
HttpOnly: true, // see http://goo.gl/n4Bui
}
if options.MaxAge > 0 {
cookie.Expires = time.Now().Add(time.Duration(options.MaxAge) * time.Second)
} else if options.MaxAge < 0 {
cookie.Expires = time.Unix(0, 0)
}
http.SetCookie(w, cookie)
return nil
}