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
|
// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_POLICY_VALUE_PROVIDER_EXTENSION_POLICIES_VALUE_PROVIDER_H_
#define CHROME_BROWSER_POLICY_VALUE_PROVIDER_EXTENSION_POLICIES_VALUE_PROVIDER_H_
#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "base/scoped_observation_traits.h"
#include "base/values.h"
#include "chrome/browser/policy/value_provider/policy_value_provider.h"
#include "chrome/browser/profiles/profile.h"
#include "components/policy/core/common/policy_namespace.h"
#include "components/policy/core/common/policy_service.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_registry_observer.h"
#include "extensions/browser/unloaded_extension_reason.h"
#include "extensions/common/extension.h"
namespace content {
class BrowserContext;
} // namespace content
// Returns the extension policy values.
class ExtensionPoliciesValueProvider
: public policy::PolicyValueProvider,
public extensions::ExtensionRegistryObserver,
public policy::PolicyService::Observer {
public:
explicit ExtensionPoliciesValueProvider(Profile* profile);
~ExtensionPoliciesValueProvider() override;
// PolicyValueProvider overrides.
// Returns each individual extension policy in a dictionary.
base::Value::Dict GetValues() override;
base::Value::Dict GetNames() override;
// extensions::ExtensionRegistryObserver implementation.
void OnExtensionLoaded(content::BrowserContext* browser_context,
const extensions::Extension* extension) override;
void OnExtensionUnloaded(content::BrowserContext* browser_context,
const extensions::Extension* extension,
extensions::UnloadedExtensionReason reason) override;
// policy::PolicyService::Observer implementation.
void OnPolicyUpdated(const policy::PolicyNamespace& ns,
const policy::PolicyMap& previous,
const policy::PolicyMap& current) override;
private:
base::Value::Dict GetExtensionPolicyNames(policy::PolicyDomain policy_domain);
base::ScopedObservation<extensions::ExtensionRegistry,
extensions::ExtensionRegistryObserver>
extension_registry_observation_{this};
base::ScopedObservation<policy::PolicyService,
policy::PolicyService::Observer>
policy_service_observation_{this};
raw_ptr<Profile> profile_;
};
template <>
struct base::ScopedObservationTraits<policy::PolicyService,
policy::PolicyService::Observer> {
static void AddObserver(policy::PolicyService* source,
policy::PolicyService::Observer* observer) {
source->AddObserver(policy::POLICY_DOMAIN_EXTENSIONS, observer);
#if BUILDFLAG(IS_CHROMEOS)
source->AddObserver(policy::POLICY_DOMAIN_SIGNIN_EXTENSIONS, observer);
#endif // BUILDFLAG(IS_CHROMEOS)
}
static void RemoveObserver(policy::PolicyService* source,
policy::PolicyService::Observer* observer) {
source->RemoveObserver(policy::POLICY_DOMAIN_EXTENSIONS, observer);
#if BUILDFLAG(IS_CHROMEOS)
source->RemoveObserver(policy::POLICY_DOMAIN_SIGNIN_EXTENSIONS, observer);
#endif // BUILDFLAG(IS_CHROMEOS)
}
};
#endif // CHROME_BROWSER_POLICY_VALUE_PROVIDER_EXTENSION_POLICIES_VALUE_PROVIDER_H_
|
