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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
#define EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
#include <memory>
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/one_shot_event.h"
#include "extensions/browser/extension_system.h"
#include "extensions/common/extension_id.h"
namespace base {
class FilePath;
}
namespace content {
class BrowserContext;
}
namespace value_store {
class ValueStoreFactory;
}
namespace extensions {
class ShellExtensionLoader;
// A simplified version of ExtensionSystem for app_shell. Allows
// app_shell to skip initialization of services it doesn't need.
class ShellExtensionSystem : public ExtensionSystem {
public:
using InstallUpdateCallback = ExtensionSystem::InstallUpdateCallback;
explicit ShellExtensionSystem(content::BrowserContext* browser_context);
ShellExtensionSystem(const ShellExtensionSystem&) = delete;
ShellExtensionSystem& operator=(const ShellExtensionSystem&) = delete;
~ShellExtensionSystem() override;
// Loads an unpacked extension from a directory. Returns the extension on
// success, or nullptr otherwise.
const Extension* LoadExtension(const base::FilePath& extension_dir);
// Loads an unpacked platform app from a directory. Returns the extension on
// success, or nullptr otherwise.
// Currently this just calls LoadExtension, as apps are not loaded differently
// than other extensions. Use LaunchApp() to actually launch the loaded app.
const Extension* LoadApp(const base::FilePath& app_dir);
// Finish initialization for the shell extension system.
void FinishInitialization();
// Launch the app with id `extension_id`.
void LaunchApp(const ExtensionId& extension_id);
// Reloads the extension with id `extension_id`.
void ReloadExtension(const ExtensionId& extension_id);
// KeyedService implementation:
void Shutdown() override;
// ExtensionSystem implementation:
void InitForRegularProfile(bool extensions_enabled) override;
ExtensionService* extension_service() override;
ManagementPolicy* management_policy() override;
ServiceWorkerManager* service_worker_manager() override;
UserScriptManager* user_script_manager() override;
StateStore* state_store() override;
StateStore* rules_store() override;
StateStore* dynamic_user_scripts_store() override;
scoped_refptr<value_store::ValueStoreFactory> store_factory() override;
QuotaService* quota_service() override;
AppSorting* app_sorting() override;
const base::OneShotEvent& ready() const override;
bool is_ready() const override;
ContentVerifier* content_verifier() override;
std::unique_ptr<ExtensionSet> GetDependentExtensions(
const Extension* extension) override;
void InstallUpdate(const ExtensionId& extension_id,
const std::string& public_key,
const base::FilePath& temp_dir,
bool install_immediately,
InstallUpdateCallback install_update_callback) override;
void PerformActionBasedOnOmahaAttributes(
const ExtensionId& extension_id,
const base::Value::Dict& attributes) override;
private:
raw_ptr<content::BrowserContext> browser_context_; // Not owned.
std::unique_ptr<ServiceWorkerManager> service_worker_manager_;
std::unique_ptr<QuotaService> quota_service_;
std::unique_ptr<AppSorting> app_sorting_;
std::unique_ptr<UserScriptManager> user_script_manager_;
std::unique_ptr<ShellExtensionLoader> extension_loader_;
scoped_refptr<value_store::ValueStoreFactory> store_factory_;
// Signaled when the extension system has completed its startup tasks.
base::OneShotEvent ready_;
base::WeakPtrFactory<ShellExtensionSystem> weak_factory_{this};
};
} // namespace extensions
#endif // EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
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