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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_BROWSER_UPDATER_UPDATE_SERVICE_H_
#define EXTENSIONS_BROWSER_UPDATER_UPDATE_SERVICE_H_
#include <map>
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/threading/thread_checker.h"
#include "base/values.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/update_client/update_client.h"
#include "extensions/browser/updater/extension_update_data.h"
#include "extensions/common/extension_id.h"
namespace base {
class Version;
}
namespace content {
class BrowserContext;
}
namespace update_client {
enum class Error;
struct CrxUpdateItem;
class UpdateClient;
}
namespace extensions {
class ExtensionUpdateClientBaseTest;
struct ExtensionUpdateCheckParams;
class UpdateDataProvider;
class UpdateServiceFactory;
// An UpdateService provides functionality to update extensions.
// Some methods are virtual for testing purposes.
class UpdateService : public KeyedService {
public:
UpdateService(const UpdateService&) = delete;
UpdateService& operator=(const UpdateService&) = delete;
static UpdateService* Get(content::BrowserContext* context);
static void SupplyUpdateServiceForTest(UpdateService* service);
void Shutdown() override;
virtual void SendUninstallPing(const std::string& id,
const base::Version& version,
int reason);
// Starts an update check for each of extensions stored in |update_params|.
// If there are any updates available, they will be downloaded, checked for
// integrity, unpacked, and then passed off to the
// ExtensionSystem::InstallUpdate method for install completion.
virtual void StartUpdateCheck(const ExtensionUpdateCheckParams& update_params,
UpdateFoundCallback update_found_callback,
base::OnceClosure callback);
UpdateService(content::BrowserContext* context,
scoped_refptr<update_client::UpdateClient> update_client);
~UpdateService() override;
private:
friend class ExtensionUpdateClientBaseTest;
friend class UpdateServiceFactory;
friend std::unique_ptr<UpdateService>::deleter_type;
struct InProgressUpdate {
InProgressUpdate(base::OnceClosure callback, bool install_immediately);
~InProgressUpdate();
InProgressUpdate(const InProgressUpdate& other) = delete;
InProgressUpdate& operator=(const InProgressUpdate& other) = delete;
InProgressUpdate(InProgressUpdate&& other);
InProgressUpdate& operator=(InProgressUpdate&& other);
base::OnceClosure callback;
bool install_immediately;
std::set<std::string> pending_extension_ids;
};
// This function is executed by the update client after an update check
// request has completed.
void UpdateCheckComplete(InProgressUpdate update);
// Adds/Removes observer to/from |update_client::UpdateClient|.
// Used by browser tests.
void AddUpdateClientObserver(update_client::UpdateClient::Observer* observer);
void RemoveUpdateClientObserver(
update_client::UpdateClient::Observer* observer);
void OnCrxStateChange(UpdateFoundCallback update_found_callback,
const update_client::CrxUpdateItem& item);
void HandleComponentUpdateErrorEvent(const ExtensionId& extension_id) const;
// Get the extension Omaha attributes sent from update config.
base::Value::Dict GetExtensionOmahaAttributes(
const update_client::CrxUpdateItem& update_item);
private:
raw_ptr<content::BrowserContext> browser_context_;
scoped_refptr<update_client::UpdateClient> update_client_;
scoped_refptr<UpdateDataProvider> update_data_provider_;
THREAD_CHECKER(thread_checker_);
// used to create WeakPtrs to |this|.
base::WeakPtrFactory<UpdateService> weak_ptr_factory_{this};
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_UPDATER_UPDATE_SERVICE_H_
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