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// 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_CHROMEOS_EXTENSIONS_DESK_API_DESK_API_EXTENSION_MANAGER_H_
#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_DESK_API_DESK_API_EXTENSION_MANAGER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/profiles/profile.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/prefs/pref_change_registrar.h"
namespace extensions {
class ComponentLoader;
} // namespace extensions
namespace chromeos {
// `DeskApiExtensionManager` manages the lifecycle of the Desk
// API component extension on ChromeOS devices based on the
// `DeskApiThirdPartyAccessEnabled` user policy.
class DeskApiExtensionManager : public KeyedService {
public:
// Delegate used by the manager to check for policy and install/uninstall
// the Desk API component extension.
class Delegate {
public:
Delegate() = default;
Delegate(const Delegate& other) = delete;
Delegate& operator=(const Delegate& other) = delete;
virtual ~Delegate() = default;
virtual void InstallExtension(
::extensions::ComponentLoader* component_loader,
const std::string& manifest_content);
virtual void UninstallExtension(
::extensions::ComponentLoader* component_loader);
virtual bool IsProfileAffiliated(Profile* profile) const;
virtual bool IsExtensionInstalled(
::extensions::ComponentLoader* component_loader) const;
};
DeskApiExtensionManager(::extensions::ComponentLoader* component_loader,
Profile* profile,
std::unique_ptr<Delegate> delegate);
DeskApiExtensionManager(const DeskApiExtensionManager& other) = delete;
DeskApiExtensionManager& operator=(const DeskApiExtensionManager& other) =
delete;
~DeskApiExtensionManager() override;
// Boolean helper that decides if the component extension can be installed.
bool CanInstallExtension() const;
// Gets component extension's manifest with domain allowlist controlled
// through enterprise policy. If the policy does not contain any valid
// domains, this method returns empty string. Otherwise this method returns a
// valid Chrome extension Manifest V3. See
// https://developer.chrome.com/docs/extensions/mv3/intro/
std::string GetManifest() const;
private:
// Initializes the extension manager and sets up appropriate observers for
// the relevant pref.
void Init();
// Callback triggered when the value of the relevant pref changes.
void OnPrefChanged();
// Loads or unloads the component extension depends whether the component
// extension can be installed.
void LoadOrUnloadExtension();
// Removes the component extension if it is already installed.
void RemoveExtensionIfInstalled();
const raw_ptr<::extensions::ComponentLoader, DanglingUntriaged>
component_loader_;
const raw_ptr<Profile, DanglingUntriaged> profile_;
const std::unique_ptr<Delegate> delegate_;
PrefChangeRegistrar registrar_;
base::WeakPtrFactory<DeskApiExtensionManager> weak_ptr_factory_{this};
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_DESK_API_DESK_API_EXTENSION_MANAGER_H_
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