// getToken returns the token saved in the config file under
// section name.
func getToken(name string) (*oauth2.Token, error) {
tokenString, err := fs.ConfigFile.GetValue(string(name), ConfigToken)
if err != nil {
return nil, err
}
if tokenString == "" {
return nil, fmt.Errorf("Empty token found - please run rclone config again")
}
token := new(oauth2.Token)
err = json.Unmarshal([]byte(tokenString), token)
if err != nil {
return nil, err
}
// if has data then return it
if token.AccessToken != "" && token.RefreshToken != "" {
return token, nil
}
// otherwise try parsing as oldToken
oldtoken := new(oldToken)
err = json.Unmarshal([]byte(tokenString), oldtoken)
if err != nil {
return nil, err
}
// Fill in result into new token
token.AccessToken = oldtoken.AccessToken
token.RefreshToken = oldtoken.RefreshToken
token.Expiry = oldtoken.Expiry
// Save new format in config file
err = putToken(name, token)
if err != nil {
return nil, err
}
return token, nil
}
func newTokenFromRefreshToken(refreshToken string) (*oauth2.Token, error) {
token := new(oauth2.Token)
token.RefreshToken = refreshToken
token.Expiry = time.Now()
// TokenSource will refresh the token if needed (which is likely in this
// use case)
oauthConfig := *googleOauthConfig
ts := oauthConfig.TokenSource(oauth2.NoContext, token)
return ts.Token()
}
func GetSpotifyClient(clientID, clientSecret, refreshToken string) *spotify.Client {
// So as not to introduce a web flow into this program, we cheat a bit here
// by just using a refresh token and not an access token (because access
// tokens expiry very quickly and are therefore not suitable for inclusion
// in configuration). This will force a refresh on the first call, but meh.
token := new(oauth2.Token)
token.Expiry = time.Now().Add(time.Second * -1)
token.RefreshToken = refreshToken
// See comment above. We've already procured the first access/refresh token
// pair outside of this program, so no redirect URL is necessary.
authenticator := spotify.NewAuthenticator("no-redirect-url")
authenticator.SetAuthInfo(clientID, clientSecret)
client := authenticator.NewClient(token)
return &client
}
// decodeToken parses an access token, refresh token, and optional
// expiry unix timestamp separated by spaces into an oauth2.Token.
// It returns as much as it can.
func decodeToken(encoded string) *oauth2.Token {
t := new(oauth2.Token)
f := strings.Fields(encoded)
if len(f) > 0 {
t.AccessToken = f[0]
}
if len(f) > 1 {
t.RefreshToken = f[1]
}
if len(f) > 2 && f[2] != "0" {
sec, err := strconv.ParseInt(f[2], 10, 64)
if err == nil {
t.Expiry = time.Unix(sec, 0)
}
}
return t
}