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// Copyright (c) 2012 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_PRINTING_CLOUD_PRINT_CLOUD_PRINT_PROXY_SERVICE_H_
#define CHROME_BROWSER_PRINTING_CLOUD_PRINT_CLOUD_PRINT_PROXY_SERVICE_H_
#include <string>
#include <vector>
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "base/values.h"
#include "build/build_config.h"
#include "chrome/common/cloud_print.mojom.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/prefs/pref_change_registrar.h"
#include "printing/buildflags/buildflags.h"
#if !BUILDFLAG(ENABLE_PRINT_PREVIEW) || defined(OS_CHROMEOS)
#error "Print Preview must be enabled / Not supported on ChromeOS"
#endif
class Profile;
class ServiceProcessControl;
// Layer between the browser user interface and the cloud print proxy code
// running in the service process.
class CloudPrintProxyService : public KeyedService {
public:
explicit CloudPrintProxyService(Profile* profile);
~CloudPrintProxyService() override;
using PrintersCallback =
base::OnceCallback<void(const std::vector<std::string>&)>;
// Initializes the object. This should be called every time an object of this
// class is constructed.
void Initialize();
// Returns list of printer names available for registration.
void GetPrinters(PrintersCallback callback);
// Enables/disables cloud printing for the user
virtual void EnableForUserWithRobot(const std::string& robot_auth_code,
const std::string& robot_email,
const std::string& user_email,
base::Value user_settings);
virtual void DisableForUser();
// Query the service process for the status of the cloud print proxy and
// update the browser prefs.
void RefreshStatusFromService();
const std::string& proxy_id() const { return proxy_id_; }
private:
// NotificationDelegate implementation for the token expired notification.
class TokenExpiredNotificationDelegate;
friend class TokenExpiredNotificationDelegate;
// Methods that send an IPC to the service.
void GetCloudPrintProxyPrinters(PrintersCallback callback);
void RefreshCloudPrintProxyStatus();
void EnableCloudPrintProxyWithRobot(const std::string& robot_auth_code,
const std::string& robot_email,
const std::string& user_email,
base::Value user_preferences);
void DisableCloudPrintProxy();
// Callback that gets the cloud print proxy info.
void ProxyInfoCallback(bool enabled,
const std::string& email,
const std::string& proxy_id);
// Invoke a task that gets run after the service process successfully
// launches. The task typically involves sending an IPC to the service
// process.
bool InvokeServiceTask(base::OnceClosure task);
// Checks the policy. Returns true if nothing needs to be done (the policy is
// not set or the connector is not enabled).
bool ApplyCloudPrintConnectorPolicy();
cloud_print::mojom::CloudPrint& GetCloudPrintProxy();
// Virtual for testing.
virtual ServiceProcessControl* GetServiceProcessControl();
void OnReadCloudPrintSetupProxyList(PrintersCallback callback,
const std::string& printers_json);
Profile* const profile_;
std::string proxy_id_;
// For watching for connector policy changes.
PrefChangeRegistrar pref_change_registrar_;
cloud_print::mojom::CloudPrintPtr cloud_print_proxy_;
base::WeakPtrFactory<CloudPrintProxyService> weak_factory_{this};
DISALLOW_COPY_AND_ASSIGN(CloudPrintProxyService);
};
#endif // CHROME_BROWSER_PRINTING_CLOUD_PRINT_CLOUD_PRINT_PROXY_SERVICE_H_
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