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
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/token_cache/token_cache_service.h"
#include "base/logging.h"
#include "chrome/browser/signin/signin_manager_factory.h"
#include "components/signin/core/browser/signin_manager.h"
using base::Time;
using base::TimeDelta;
namespace extensions {
TokenCacheService::TokenCacheService(Profile* profile) : profile_(profile) {
SigninManagerFactory::GetForProfile(profile)->AddObserver(this);
}
TokenCacheService::~TokenCacheService() {
}
void TokenCacheService::StoreToken(const std::string& token_name,
const std::string& token_value,
base::TimeDelta time_to_live) {
TokenCacheData token_data;
// Get the current time, and make sure that the token has not already expired.
Time expiration_time;
TimeDelta zero_delta;
// Negative time deltas are meaningless to this function.
DCHECK(time_to_live >= zero_delta);
if (zero_delta < time_to_live) {
expiration_time = Time::Now();
expiration_time += time_to_live;
}
token_data.token = token_value;
token_data.expiration_time = expiration_time;
// Add the token to our cache, overwriting any existing token with this name.
token_cache_[token_name] = token_data;
}
// Retrieve a token for the currently logged in user. This returns an empty
// string if the token was not found or timed out.
std::string TokenCacheService::RetrieveToken(const std::string& token_name) {
std::map<std::string, TokenCacheData>::iterator it =
token_cache_.find(token_name);
if (it != token_cache_.end()) {
Time now = Time::Now();
if (it->second.expiration_time.is_null() ||
now < it->second.expiration_time) {
return it->second.token;
} else {
// Remove this entry if it is expired.
token_cache_.erase(it);
return std::string();
}
}
return std::string();
}
void TokenCacheService::Shutdown() {
SigninManagerFactory::GetForProfile(const_cast<Profile*>(profile_))
->RemoveObserver(this);
}
void TokenCacheService::GoogleSignedOut(const std::string& username) {
token_cache_.clear();
}
} // namespace extensions
|
