1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GOOGLE_APIS_COMMON_AUTH_SERVICE_INTERFACE_H_
#define GOOGLE_APIS_COMMON_AUTH_SERVICE_INTERFACE_H_
#include <string>
#include "base/functional/callback.h"
#include "google_apis/common/api_error_codes.h"
namespace google_apis {
class AuthServiceObserver;
// Called when fetching of access token is complete.
typedef base::OnceCallback<void(ApiErrorCode error,
const std::string& access_token)>
AuthStatusCallback;
// This defines an interface for the authentication service which is required
// by authenticated requests (AuthenticatedRequestInterface).
// All functions must be called on UI thread.
class AuthServiceInterface {
public:
virtual ~AuthServiceInterface() {}
// Adds and removes the observer.
virtual void AddObserver(AuthServiceObserver* observer) = 0;
virtual void RemoveObserver(AuthServiceObserver* observer) = 0;
// Starts fetching OAuth2 access token from the refresh token.
// |callback| must not be null.
virtual void StartAuthentication(AuthStatusCallback callback) = 0;
// True if an OAuth2 access token is retrieved and believed to be fresh.
// The access token is used to access the Google API server.
virtual bool HasAccessToken() const = 0;
// True if an OAuth2 refresh token is present. Its absence means that user
// is not properly authenticated.
// The refresh token is used to get the access token.
virtual bool HasRefreshToken() const = 0;
// Returns OAuth2 access token.
virtual const std::string& access_token() const = 0;
// Clears OAuth2 access token.
virtual void ClearAccessToken() = 0;
// Clears OAuth2 refresh token.
virtual void ClearRefreshToken() = 0;
};
} // namespace google_apis
#endif // GOOGLE_APIS_COMMON_AUTH_SERVICE_INTERFACE_H_
|
