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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
// Copyright 2014 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/supervised_user/supervised_user_pref_store.h"
#include <vector>
#include "base/bind.h"
#include "base/prefs/pref_value_map.h"
#include "base/values.h"
#include "chrome/browser/prefs/incognito_mode_prefs.h"
#include "chrome/browser/supervised_user/supervised_user_constants.h"
#include "chrome/browser/supervised_user/supervised_user_settings_service.h"
#include "chrome/browser/supervised_user/supervised_user_url_filter.h"
#include "chrome/common/pref_names.h"
using base::FundamentalValue;
namespace {
struct SupervisedUserSettingsPrefMappingEntry {
const char* settings_name;
const char* pref_name;
};
SupervisedUserSettingsPrefMappingEntry kSupervisedUserSettingsPrefMapping[] = {
{
supervised_users::kContentPackDefaultFilteringBehavior,
prefs::kDefaultSupervisedUserFilteringBehavior,
},
{
supervised_users::kContentPackManualBehaviorHosts,
prefs::kSupervisedUserManualHosts,
},
{
supervised_users::kContentPackManualBehaviorURLs,
prefs::kSupervisedUserManualURLs,
},
{
supervised_users::kForceSafeSearch, prefs::kForceSafeSearch,
},
{
supervised_users::kRecordHistory, prefs::kRecordHistory,
},
{
supervised_users::kSigninAllowed, prefs::kSigninAllowed,
},
{
supervised_users::kUserName, prefs::kProfileName,
},
};
} // namespace
SupervisedUserPrefStore::SupervisedUserPrefStore(
SupervisedUserSettingsService* supervised_user_settings_service)
: weak_ptr_factory_(this) {
supervised_user_settings_service->Subscribe(
base::Bind(&SupervisedUserPrefStore::OnNewSettingsAvailable,
weak_ptr_factory_.GetWeakPtr()));
}
bool SupervisedUserPrefStore::GetValue(const std::string& key,
const base::Value** value) const {
DCHECK(prefs_);
return prefs_->GetValue(key, value);
}
void SupervisedUserPrefStore::AddObserver(PrefStore::Observer* observer) {
observers_.AddObserver(observer);
}
void SupervisedUserPrefStore::RemoveObserver(PrefStore::Observer* observer) {
observers_.RemoveObserver(observer);
}
bool SupervisedUserPrefStore::HasObservers() const {
return observers_.might_have_observers();
}
bool SupervisedUserPrefStore::IsInitializationComplete() const {
return !!prefs_;
}
SupervisedUserPrefStore::~SupervisedUserPrefStore() {
}
void SupervisedUserPrefStore::OnNewSettingsAvailable(
const base::DictionaryValue* settings) {
scoped_ptr<PrefValueMap> old_prefs = prefs_.Pass();
prefs_.reset(new PrefValueMap);
if (settings) {
// Set hardcoded prefs and defaults.
prefs_->SetBoolean(prefs::kAllowDeletingBrowserHistory, false);
prefs_->SetInteger(prefs::kDefaultSupervisedUserFilteringBehavior,
SupervisedUserURLFilter::ALLOW);
prefs_->SetBoolean(prefs::kForceSafeSearch, true);
prefs_->SetBoolean(prefs::kHideWebStoreIcon, true);
prefs_->SetInteger(prefs::kIncognitoModeAvailability,
IncognitoModePrefs::DISABLED);
prefs_->SetBoolean(prefs::kRecordHistory, true);
prefs_->SetBoolean(prefs::kSigninAllowed, false);
// Copy supervised user settings to prefs.
for (const auto& entry : kSupervisedUserSettingsPrefMapping) {
const base::Value* value = NULL;
if (settings->GetWithoutPathExpansion(entry.settings_name, &value))
prefs_->SetValue(entry.pref_name, value->DeepCopy());
}
// Manually set preferences that aren't direct copies of the settings value.
bool record_history;
if (settings->GetBoolean(supervised_users::kRecordHistory,
&record_history)) {
prefs_->SetBoolean(prefs::kAllowDeletingBrowserHistory, !record_history);
prefs_->SetInteger(prefs::kIncognitoModeAvailability,
record_history ? IncognitoModePrefs::DISABLED
: IncognitoModePrefs::ENABLED);
}
}
if (!old_prefs) {
FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true));
return;
}
std::vector<std::string> changed_prefs;
prefs_->GetDifferingKeys(old_prefs.get(), &changed_prefs);
// Send out change notifications.
for (const std::string& pref : changed_prefs) {
FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(pref));
}
}
|
