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// Copyright 2013 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.
#ifndef CHROME_BROWSER_CHROMEOS_APP_MODE_STARTUP_APP_LAUNCHER_H_
#define CHROME_BROWSER_CHROMEOS_APP_MODE_STARTUP_APP_LAUNCHER_H_
#include <string>
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "chrome/browser/chromeos/app_mode/kiosk_app_launch_error.h"
#include "google_apis/gaia/oauth2_token_service.h"
#include "net/base/network_change_notifier.h"
class Profile;
namespace extensions {
class WebstoreStandaloneInstaller;
}
namespace chromeos {
// Launches the app at startup. The flow roughly looks like this:
// First call Initialize():
// - Checks if the app is installed in user profile (aka app profile);
// - If the app is installed, launch it and finish the flow;
// - If not installed, prepare to start install by checking network online
// state;
// - If network gets online, start to install the app from web store;
// Report OnLauncherInitialized() or OnLaunchFailed() to observers:
// - If all goes good, launches the app and finish the flow;
class StartupAppLauncher
: public base::SupportsWeakPtr<StartupAppLauncher>,
public OAuth2TokenService::Observer,
public net::NetworkChangeNotifier::NetworkChangeObserver {
public:
class Observer {
public:
virtual void OnLoadingOAuthFile() = 0;
virtual void OnInitializingTokenService() = 0;
virtual void OnInitializingNetwork() = 0;
virtual void OnInstallingApp() = 0;
virtual void OnReadyToLaunch() = 0;
virtual void OnLaunchSucceeded() = 0;
virtual void OnLaunchFailed(KioskAppLaunchError::Error error) = 0;
protected:
virtual ~Observer() {}
};
StartupAppLauncher(Profile* profile, const std::string& app_id);
virtual ~StartupAppLauncher();
// Prepares the environment for an app launch.
void Initialize();
// Launches the app after the initialization is successful.
void LaunchApp();
// Add and remove observers for app launch procedure.
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
private:
// OAuth parameters from /home/chronos/kiosk_auth file.
struct KioskOAuthParams {
std::string refresh_token;
std::string client_id;
std::string client_secret;
};
void OnLaunchSuccess();
void OnLaunchFailure(KioskAppLaunchError::Error error);
void BeginInstall();
void InstallCallback(bool success, const std::string& error);
void OnReadyToLaunch();
void InitializeTokenService();
void InitializeNetwork();
void StartLoadingOAuthFile();
static void LoadOAuthFileOnBlockingPool(KioskOAuthParams* auth_params);
void OnOAuthFileLoaded(KioskOAuthParams* auth_params);
// OAuth2TokenService::Observer overrides.
virtual void OnRefreshTokenAvailable(const std::string& account_id) OVERRIDE;
virtual void OnRefreshTokensLoaded() OVERRIDE;
// net::NetworkChangeNotifier::NetworkChangeObserver overrides:
virtual void OnNetworkChanged(
net::NetworkChangeNotifier::ConnectionType type) OVERRIDE;
Profile* profile_;
const std::string app_id_;
ObserverList<Observer> observer_list_;
bool ready_to_launch_;
scoped_refptr<extensions::WebstoreStandaloneInstaller> installer_;
KioskOAuthParams auth_params_;
DISALLOW_COPY_AND_ASSIGN(StartupAppLauncher);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_APP_MODE_STARTUP_APP_LAUNCHER_H_
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