src/chrome/browser/chromeos/first_run/first_run.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/command_line.h"
   6 #include "base/metrics/histogram.h"
   7 #include "base/prefs/pref_service.h"
   8 #include "chrome/browser/chrome_notification_types.h"
   9 #include "chrome/browser/chromeos/first_run/first_run_controller.h"
  10 #include "chrome/browser/chromeos/login/users/user_manager.h"
  11 #include "chrome/browser/extensions/extension_service.h"
  12 #include "chrome/browser/ui/extensions/application_launch.h"
  13 #include "chrome/common/chrome_switches.h"
  14 #include "chrome/common/pref_names.h"
  15 #include "chromeos/chromeos_switches.h"
  16 #include "components/pref_registry/pref_registry_syncable.h"
  17 #include "content/public/browser/notification_observer.h"
  18 #include "content/public/browser/notification_registrar.h"
  19 #include "content/public/browser/notification_service.h"
  20 #include "extensions/browser/extension_system.h"
  21 #include "extensions/common/constants.h"
  22
  23 namespace chromeos {
  24 namespace first_run {
  25
  26 namespace {
  27
  28 void LaunchDialogForProfile(Profile* profile) {
  29   ExtensionService* service =
  30       extensions::ExtensionSystem::Get(profile)->extension_service();
  31   if (!service)
  32     return;
  33
  34   const extensions::Extension* extension =
  35       service->GetExtensionById(extension_misc::kFirstRunDialogId, false);
  36   if (!extension)
  37     return;
  38
  39   OpenApplication(AppLaunchParams(
  40       profile, extension, extensions::LAUNCH_CONTAINER_WINDOW, NEW_WINDOW));
  41   profile->GetPrefs()->SetBoolean(prefs::kFirstRunTutorialShown, true);
  42 }
  43
  44 // Object of this class waits for session start. Then it launches or not
  45 // launches first-run dialog depending on user prefs and flags. Than object
  46 // deletes itself.
  47 class DialogLauncher : public content::NotificationObserver {
  48  public:
  49   explicit DialogLauncher(Profile* profile)
  50       : profile_(profile) {
  51     DCHECK(profile);
  52     registrar_.Add(this,
  53                    chrome::NOTIFICATION_SESSION_STARTED,
  54                    content::NotificationService::AllSources());
  55   }
  56
  57   virtual ~DialogLauncher() {}
  58
  59   virtual void Observe(int type,
  60                        const content::NotificationSource& source,
  61                        const content::NotificationDetails& details) OVERRIDE {
  62     DCHECK(type == chrome::NOTIFICATION_SESSION_STARTED);
  63     DCHECK(content::Details<const User>(details).ptr() ==
  64         UserManager::Get()->GetUserByProfile(profile_));
  65     CommandLine* command_line = CommandLine::ForCurrentProcess();
  66     bool launched_in_test = command_line->HasSwitch(::switches::kTestType);
  67     bool launched_in_telemetry =
  68         command_line->HasSwitch(switches::kOobeSkipPostLogin);
  69     bool is_user_new = chromeos::UserManager::Get()->IsCurrentUserNew();
  70     bool first_run_forced = command_line->HasSwitch(switches::kForceFirstRunUI);
  71     bool first_run_seen =
  72         profile_->GetPrefs()->GetBoolean(prefs::kFirstRunTutorialShown);
  73     if (!launched_in_telemetry &&
  74         ((is_user_new && !first_run_seen && !launched_in_test) ||
  75          first_run_forced)) {
  76       LaunchDialogForProfile(profile_);
  77     }
  78     delete this;
  79   }
  80
  81  private:
  82   Profile* profile_;
  83   content::NotificationRegistrar registrar_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(DialogLauncher);
  86 };
  87
  88 }  // namespace
  89
  90 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
  91   registry->RegisterBooleanPref(
  92       prefs::kFirstRunTutorialShown,
  93       false,
  94       user_prefs::PrefRegistrySyncable::SYNCABLE_PRIORITY_PREF);
  95 }
  96
  97 void MaybeLaunchDialogAfterSessionStart() {
  98   UserManager* user_manager = UserManager::Get();
  99   new DialogLauncher(
 100       user_manager->GetProfileByUser(user_manager->GetActiveUser()));
 101 }
 102
 103 void LaunchTutorial() {
 104   UMA_HISTOGRAM_BOOLEAN("CrosFirstRun.TutorialLaunched", true);
 105   FirstRunController::Start();
 106 }
 107
 108 }  // namespace first_run
 109 }  // namespace chromeos