| // Copyright (c) 2011 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_UPGRADE_DETECTOR_IMPL_H_ |
| #define CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/sequence_checker.h" |
| #include "base/timer/timer.h" |
| #include "base/version.h" |
| #include "build/build_config.h" |
| #include "chrome/browser/upgrade_detector.h" |
| #include "components/variations/service/variations_service.h" |
| |
| namespace base { |
| class SequencedTaskRunner; |
| class TaskRunner; |
| } |
| |
| class UpgradeDetectorImpl : public UpgradeDetector, |
| public variations::VariationsService::Observer { |
| public: |
| ~UpgradeDetectorImpl() override; |
| |
| // Returns the currently installed Chrome version, which may be newer than the |
| // one currently running. Not supported on Android, iOS or ChromeOS. Must be |
| // run on a thread where I/O operations are allowed. |
| static base::Version GetCurrentlyInstalledVersion(); |
| |
| // Returns the global instance. |
| static UpgradeDetectorImpl* GetInstance(); |
| |
| protected: |
| UpgradeDetectorImpl(); |
| |
| // variations::VariationsService::Observer: |
| void OnExperimentChangesDetected(Severity severity) override; |
| |
| // Trigger an "on upgrade" notification based on the specified |time_passed| |
| // interval. Exposed as protected for testing. |
| void NotifyOnUpgradeWithTimePassed(base::TimeDelta time_passed); |
| |
| private: |
| // A callback that receives the results of |DetectUpgradeTask|. |
| using UpgradeDetectedCallback = base::OnceCallback<void(UpgradeAvailable)>; |
| |
| #if defined(OS_WIN) && defined(GOOGLE_CHROME_BUILD) |
| // Receives the results of AreAutoupdatesEnabled and starts the upgrade check |
| // timer. |
| void OnAutoupdatesEnabledResult(bool auto_updates_enabled); |
| #endif |
| |
| // Start the timer that will call |CheckForUpgrade()|. |
| void StartTimerForUpgradeCheck(); |
| |
| // Launches a background task to check if we have the latest version. |
| void CheckForUpgrade(); |
| |
| // Starts the upgrade notification timer that will check periodically whether |
| // enough time has elapsed to update the severity (which maps to visual |
| // badging) of the notification. |
| void StartUpgradeNotificationTimer(); |
| |
| // Sends out a notification and starts a one shot timer to wait until |
| // notifying the user. |
| void UpgradeDetected(UpgradeAvailable upgrade_available); |
| |
| // Returns true after calling UpgradeDetected if current install is outdated. |
| bool DetectOutdatedInstall(); |
| |
| // The function that sends out a notification (after a certain time has |
| // elapsed) that lets the rest of the UI know we should start notifying the |
| // user that a new version is available. |
| void NotifyOnUpgrade(); |
| |
| // Determines whether or not an update is available, posting |callback| with |
| // the result to |callback_task_runner| if so. |
| static void DetectUpgradeTask( |
| scoped_refptr<base::TaskRunner> callback_task_runner, |
| UpgradeDetectedCallback callback); |
| |
| SEQUENCE_CHECKER(sequence_checker_); |
| |
| // A sequenced task runner on which blocking tasks run. |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
| |
| // We periodically check to see if Chrome has been upgraded. |
| base::RepeatingTimer detect_upgrade_timer_; |
| |
| // After we detect an upgrade we start a recurring timer to see if enough time |
| // has passed and we should start notifying the user. |
| base::RepeatingTimer upgrade_notification_timer_; |
| |
| // True if this build is a dev or canary channel build. |
| bool is_unstable_channel_; |
| |
| // True if auto update is turned on. |
| bool is_auto_update_enabled_; |
| |
| // When the upgrade was detected - either a software update or a variations |
| // update, whichever happened first. |
| base::TimeTicks upgrade_detected_time_; |
| |
| // The date the binaries were built. |
| base::Time build_date_; |
| |
| // We use this factory to create callback tasks for UpgradeDetected. We pass |
| // the task to the actual upgrade detection code, which is in |
| // DetectUpgradeTask. |
| base::WeakPtrFactory<UpgradeDetectorImpl> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(UpgradeDetectorImpl); |
| }; |
| |
| |
| #endif // CHROME_BROWSER_UPGRADE_DETECTOR_IMPL_H_ |