blob: 23b9fb598212f95c0c22de39e1e5dd74b5e4ed39 [file] [log] [blame]
// Copyright 2015 The Vanadium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package oauth
import (
"encoding/json"
"fmt"
"io"
)
// ClientIDFromJSON parses JSON-encoded API access information in 'r' and returns
// the extracted ClientID.
// This JSON-encoded data is typically available as a download from the Google
// API Access console for your application
// (https://code.google.com/apis/console).
func ClientIDFromJSON(r io.Reader) (id string, err error) {
var data map[string]interface{}
var typ string
if data, typ, err = decodeAccessMapFromJSON(r); err != nil {
return
}
var ok bool
if id, ok = data["client_id"].(string); !ok {
err = fmt.Errorf("%s.client_id not found", typ)
return
}
return
}
// ClientIDAndSecretFromJSON parses JSON-encoded API access information in 'r'
// and returns the extracted ClientID and ClientSecret.
// This JSON-encoded data is typically available as a download from the Google
// API Access console for your application
// (https://code.google.com/apis/console).
func ClientIDAndSecretFromJSON(r io.Reader) (id, secret string, err error) {
var data map[string]interface{}
var typ string
if data, typ, err = decodeAccessMapFromJSON(r); err != nil {
return
}
var ok bool
if id, ok = data["client_id"].(string); !ok {
err = fmt.Errorf("%s.client_id not found", typ)
return
}
if secret, ok = data["client_secret"].(string); !ok {
err = fmt.Errorf("%s.client_secret not found", typ)
return
}
return
}
func decodeAccessMapFromJSON(r io.Reader) (data map[string]interface{}, typ string, err error) {
var full map[string]interface{}
if err = json.NewDecoder(r).Decode(&full); err != nil {
return
}
var ok bool
typ = "web"
if data, ok = full[typ].(map[string]interface{}); !ok {
typ = "installed"
if data, ok = full[typ].(map[string]interface{}); !ok {
err = fmt.Errorf("web or installed configuration not found")
}
}
return
}