chrome/browser/first_run/first_run.cc

   1 // Copyright (c) 2012 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 "chrome/browser/first_run/first_run.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/command_line.h"
  10 #include "base/compiler_specific.h"
  11 #include "base/file_util.h"
  12 #include "base/files/file_path.h"
  13 #include "base/json/json_file_value_serializer.h"
  14 #include "base/lazy_instance.h"
  15 #include "base/memory/ref_counted.h"
  16 #include "base/message_loop/message_loop.h"
  17 #include "base/metrics/histogram.h"
  18 #include "base/path_service.h"
  19 #include "base/prefs/pref_service.h"
  20 #include "base/strings/stringprintf.h"
  21 #include "base/strings/utf_string_conversions.h"
  22 #include "build/build_config.h"
  23 #include "chrome/browser/browser_process.h"
  24 #include "chrome/browser/chrome_notification_types.h"
  25 #include "chrome/browser/extensions/extension_service.h"
  26 #include "chrome/browser/extensions/updater/extension_updater.h"
  27 #include "chrome/browser/first_run/first_run_internal.h"
  28 #include "chrome/browser/google/google_util.h"
  29 #include "chrome/browser/importer/external_process_importer_host.h"
  30 #include "chrome/browser/importer/importer_list.h"
  31 #include "chrome/browser/importer/importer_progress_observer.h"
  32 #include "chrome/browser/importer/importer_uma.h"
  33 #include "chrome/browser/importer/profile_writer.h"
  34 #include "chrome/browser/profiles/profiles_state.h"
  35 #include "chrome/browser/search_engines/template_url_service.h"
  36 #include "chrome/browser/search_engines/template_url_service_factory.h"
  37 #include "chrome/browser/shell_integration.h"
  38 #include "chrome/browser/signin/signin_manager.h"
  39 #include "chrome/browser/signin/signin_manager_factory.h"
  40 #include "chrome/browser/signin/signin_promo.h"
  41 #include "chrome/browser/signin/signin_tracker.h"
  42 #include "chrome/browser/ui/browser.h"
  43 #include "chrome/browser/ui/browser_finder.h"
  44 #include "chrome/browser/ui/global_error/global_error_service.h"
  45 #include "chrome/browser/ui/global_error/global_error_service_factory.h"
  46 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  47 #include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
  48 #include "chrome/common/chrome_paths.h"
  49 #include "chrome/common/chrome_switches.h"
  50 #include "chrome/common/pref_names.h"
  51 #include "chrome/common/url_constants.h"
  52 #include "chrome/installer/util/master_preferences.h"
  53 #include "chrome/installer/util/master_preferences_constants.h"
  54 #include "chrome/installer/util/util_constants.h"
  55 #include "components/user_prefs/pref_registry_syncable.h"
  56 #include "content/public/browser/notification_observer.h"
  57 #include "content/public/browser/notification_registrar.h"
  58 #include "content/public/browser/notification_service.h"
  59 #include "content/public/browser/notification_types.h"
  60 #include "content/public/browser/user_metrics.h"
  61 #include "content/public/browser/web_contents.h"
  62 #include "google_apis/gaia/gaia_auth_util.h"
  63 #include "url/gurl.h"
  64
  65 using base::UserMetricsAction;
  66
  67 namespace {
  68
  69 // A bitfield formed from values in AutoImportState to record the state of
  70 // AutoImport. This is used in testing to verify import startup actions that
  71 // occur before an observer can be registered in the test.
  72 uint16 g_auto_import_state = first_run::AUTO_IMPORT_NONE;
  73
  74 // Flags for functions of similar name.
  75 bool g_should_show_welcome_page = false;
  76 bool g_should_do_autofill_personal_data_manager_first_run = false;
  77
  78 // This class acts as an observer for the ImporterProgressObserver::ImportEnded
  79 // callback. When the import process is started, certain errors may cause
  80 // ImportEnded() to be called synchronously, but the typical case is that
  81 // ImportEnded() is called asynchronously. Thus we have to handle both cases.
  82 class ImportEndedObserver : public importer::ImporterProgressObserver {
  83  public:
  84   ImportEndedObserver() : ended_(false),
  85                           should_quit_message_loop_(false) {}
  86   virtual ~ImportEndedObserver() {}
  87
  88   // importer::ImporterProgressObserver:
  89   virtual void ImportStarted() OVERRIDE {}
  90   virtual void ImportItemStarted(importer::ImportItem item) OVERRIDE {}
  91   virtual void ImportItemEnded(importer::ImportItem item) OVERRIDE {}
  92   virtual void ImportEnded() OVERRIDE {
  93     ended_ = true;
  94     if (should_quit_message_loop_)
  95       base::MessageLoop::current()->Quit();
  96   }
  97
  98   void set_should_quit_message_loop() {
  99     should_quit_message_loop_ = true;
 100   }
 101
 102   bool ended() const {
 103     return ended_;
 104   }
 105
 106  private:
 107   // Set if the import has ended.
 108   bool ended_;
 109
 110   bool should_quit_message_loop_;
 111 };
 112
 113 // Helper class that performs delayed first-run tasks that need more of the
 114 // chrome infrastructure to be up and running before they can be attempted.
 115 class FirstRunDelayedTasks : public content::NotificationObserver {
 116  public:
 117   enum Tasks {
 118     NO_TASK,
 119     INSTALL_EXTENSIONS
 120   };
 121
 122   explicit FirstRunDelayedTasks(Tasks task) {
 123     if (task == INSTALL_EXTENSIONS) {
 124       registrar_.Add(this, chrome::NOTIFICATION_EXTENSIONS_READY,
 125                      content::NotificationService::AllSources());
 126     }
 127     registrar_.Add(this, chrome::NOTIFICATION_BROWSER_CLOSED,
 128                    content::NotificationService::AllSources());
 129   }
 130
 131   virtual void Observe(int type,
 132                        const content::NotificationSource& source,
 133                        const content::NotificationDetails& details) OVERRIDE {
 134     // After processing the notification we always delete ourselves.
 135     if (type == chrome::NOTIFICATION_EXTENSIONS_READY) {
 136       DoExtensionWork(
 137           content::Source<Profile>(source).ptr()->GetExtensionService());
 138     }
 139     delete this;
 140   }
 141
 142  private:
 143   // Private ctor forces it to be created only in the heap.
 144   virtual ~FirstRunDelayedTasks() {}
 145
 146   // The extension work is to basically trigger an extension update check.
 147   // If the extension specified in the master pref is older than the live
 148   // extension it will get updated which is the same as get it installed.
 149   void DoExtensionWork(ExtensionService* service) {
 150     if (service)
 151       service->updater()->CheckNow(extensions::ExtensionUpdater::CheckParams());
 152   }
 153
 154   content::NotificationRegistrar registrar_;
 155 };
 156
 157 // Installs a task to do an extensions update check once the extensions system
 158 // is running.
 159 void DoDelayedInstallExtensions() {
 160   new FirstRunDelayedTasks(FirstRunDelayedTasks::INSTALL_EXTENSIONS);
 161 }
 162
 163 void DoDelayedInstallExtensionsIfNeeded(
 164     installer::MasterPreferences* install_prefs) {
 165   base::DictionaryValue* extensions = 0;
 166   if (install_prefs->GetExtensionsBlock(&extensions)) {
 167     VLOG(1) << "Extensions block found in master preferences";
 168     DoDelayedInstallExtensions();
 169   }
 170 }
 171
 172 base::FilePath GetDefaultPrefFilePath(bool create_profile_dir,
 173                                       const base::FilePath& user_data_dir) {
 174   base::FilePath default_pref_dir =
 175       profiles::GetDefaultProfileDir(user_data_dir);
 176   if (create_profile_dir) {
 177     if (!base::PathExists(default_pref_dir)) {
 178       if (!base::CreateDirectory(default_pref_dir))
 179         return base::FilePath();
 180     }
 181   }
 182   return profiles::GetProfilePrefsPath(default_pref_dir);
 183 }
 184
 185 // Sets the |items| bitfield according to whether the import data specified by
 186 // |import_type| should be be auto imported or not.
 187 void SetImportItem(PrefService* user_prefs,
 188                    const char* pref_path,
 189                    int import_items,
 190                    int dont_import_items,
 191                    importer::ImportItem import_type,
 192                    int* items) {
 193   // Work out whether an item is to be imported according to what is specified
 194   // in master preferences.
 195   bool should_import = false;
 196   bool master_pref_set =
 197       ((import_items | dont_import_items) & import_type) != 0;
 198   bool master_pref = ((import_items & ~dont_import_items) & import_type) != 0;
 199
 200   if (import_type == importer::HISTORY ||
 201       (import_type != importer::FAVORITES &&
 202        first_run::internal::IsOrganicFirstRun())) {
 203     // History is always imported unless turned off in master_preferences.
 204     // Search engines and home page are imported in organic builds only
 205     // unless turned off in master_preferences.
 206     should_import = !master_pref_set || master_pref;
 207   } else {
 208     // Bookmarks are never imported, unless turned on in master_preferences.
 209     // Search engine and home page import behaviour is similar in non organic
 210     // builds.
 211     should_import = master_pref_set && master_pref;
 212   }
 213
 214   // If an import policy is set, import items according to policy. If no master
 215   // preference is set, but a corresponding recommended policy is set, import
 216   // item according to recommended policy. If both a master preference and a
 217   // recommended policy is set, the master preference wins. If neither
 218   // recommended nor managed policies are set, import item according to what we
 219   // worked out above.
 220   if (master_pref_set)
 221     user_prefs->SetBoolean(pref_path, should_import);
 222
 223   if (!user_prefs->FindPreference(pref_path)->IsDefaultValue()) {
 224     if (user_prefs->GetBoolean(pref_path))
 225       *items |= import_type;
 226   } else { // no policy (recommended or managed) is set
 227     if (should_import)
 228       *items |= import_type;
 229   }
 230
 231   user_prefs->ClearPref(pref_path);
 232 }
 233
 234 // Launches the import, via |importer_host|, from |source_profile| into
 235 // |target_profile| for the items specified in the |items_to_import| bitfield.
 236 // This may be done in a separate process depending on the platform, but it will
 237 // always block until done.
 238 void ImportFromSourceProfile(ExternalProcessImporterHost* importer_host,
 239                              const importer::SourceProfile& source_profile,
 240                              Profile* target_profile,
 241                              uint16 items_to_import) {
 242   ImportEndedObserver observer;
 243   importer_host->set_observer(&observer);
 244   importer_host->StartImportSettings(source_profile,
 245                                      target_profile,
 246                                      items_to_import,
 247                                      new ProfileWriter(target_profile));
 248   // If the import process has not errored out, block on it.
 249   if (!observer.ended()) {
 250     observer.set_should_quit_message_loop();
 251     base::MessageLoop::current()->Run();
 252   }
 253 }
 254
 255 // Imports bookmarks from an html file whose path is provided by
 256 // |import_bookmarks_path|.
 257 void ImportFromFile(Profile* profile,
 258                     ExternalProcessImporterHost* file_importer_host,
 259                     const std::string& import_bookmarks_path) {
 260   importer::SourceProfile source_profile;
 261   source_profile.importer_type = importer::TYPE_BOOKMARKS_FILE;
 262
 263   const base::FilePath::StringType& import_bookmarks_path_str =
 264 #if defined(OS_WIN)
 265       base::UTF8ToUTF16(import_bookmarks_path);
 266 #else
 267       import_bookmarks_path;
 268 #endif
 269   source_profile.source_path = base::FilePath(import_bookmarks_path_str);
 270
 271   ImportFromSourceProfile(file_importer_host, source_profile, profile,
 272                           importer::FAVORITES);
 273   g_auto_import_state |= first_run::AUTO_IMPORT_BOOKMARKS_FILE_IMPORTED;
 274 }
 275
 276 // Imports settings from the first profile in |importer_list|.
 277 void ImportSettings(Profile* profile,
 278                     ExternalProcessImporterHost* importer_host,
 279                     scoped_refptr<ImporterList> importer_list,
 280                     int items_to_import) {
 281   const importer::SourceProfile& source_profile =
 282       importer_list->GetSourceProfileAt(0);
 283
 284   // Ensure that importers aren't requested to import items that they do not
 285   // support. If there is no overlap, skip.
 286   items_to_import &= source_profile.services_supported;
 287   if (items_to_import == 0)
 288     return;
 289
 290   ImportFromSourceProfile(importer_host, source_profile, profile,
 291                           items_to_import);
 292   g_auto_import_state |= first_run::AUTO_IMPORT_PROFILE_IMPORTED;
 293 }
 294
 295 GURL UrlFromString(const std::string& in) {
 296   return GURL(in);
 297 }
 298
 299 void ConvertStringVectorToGURLVector(
 300     const std::vector<std::string>& src,
 301     std::vector<GURL>* ret) {
 302   ret->resize(src.size());
 303   std::transform(src.begin(), src.end(), ret->begin(), &UrlFromString);
 304 }
 305
 306 // Show the first run search engine bubble at the first appropriate opportunity.
 307 // This bubble may be delayed by other UI, like global errors and sync promos.
 308 class FirstRunBubbleLauncher : public content::NotificationObserver {
 309  public:
 310   // Show the bubble at the first appropriate opportunity. This function
 311   // instantiates a FirstRunBubbleLauncher, which manages its own lifetime.
 312   static void ShowFirstRunBubbleSoon();
 313
 314  private:
 315   FirstRunBubbleLauncher();
 316   virtual ~FirstRunBubbleLauncher();
 317
 318   // content::NotificationObserver:
 319   virtual void Observe(int type,
 320                        const content::NotificationSource& source,
 321                        const content::NotificationDetails& details) OVERRIDE;
 322
 323   content::NotificationRegistrar registrar_;
 324
 325   DISALLOW_COPY_AND_ASSIGN(FirstRunBubbleLauncher);
 326 };
 327
 328 // static
 329 void FirstRunBubbleLauncher::ShowFirstRunBubbleSoon() {
 330   SetShowFirstRunBubblePref(first_run::FIRST_RUN_BUBBLE_SHOW);
 331   // This FirstRunBubbleLauncher instance will manage its own lifetime.
 332   new FirstRunBubbleLauncher();
 333 }
 334
 335 FirstRunBubbleLauncher::FirstRunBubbleLauncher() {
 336   registrar_.Add(this, content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
 337                  content::NotificationService::AllSources());
 338
 339   // This notification is required to observe the switch between the sync setup
 340   // page and the general settings page.
 341   registrar_.Add(this, chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
 342                  content::NotificationService::AllSources());
 343 }
 344
 345 FirstRunBubbleLauncher::~FirstRunBubbleLauncher() {}
 346
 347 void FirstRunBubbleLauncher::Observe(
 348     int type,
 349     const content::NotificationSource& source,
 350     const content::NotificationDetails& details) {
 351   DCHECK(type == content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME ||
 352          type == chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED);
 353
 354   Browser* browser = chrome::FindBrowserWithWebContents(
 355       content::Source<content::WebContents>(source).ptr());
 356   if (!browser || !browser->is_type_tabbed())
 357     return;
 358
 359   // Check the preference to determine if the bubble should be shown.
 360   PrefService* prefs = g_browser_process->local_state();
 361   if (!prefs || prefs->GetInteger(prefs::kShowFirstRunBubbleOption) !=
 362       first_run::FIRST_RUN_BUBBLE_SHOW) {
 363     delete this;
 364     return;
 365   }
 366
 367   content::WebContents* contents =
 368       browser->tab_strip_model()->GetActiveWebContents();
 369
 370   // Suppress the first run bubble if a Gaia sign in page, the continue
 371   // URL for the sign in page or the sync setup page is showing.
 372   if (contents &&
 373       (contents->GetURL().GetOrigin().spec() ==
 374            chrome::kChromeUIChromeSigninURL ||
 375        gaia::IsGaiaSignonRealm(contents->GetURL().GetOrigin()) ||
 376        signin::IsContinueUrlForWebBasedSigninFlow(contents->GetURL()) ||
 377        contents->GetURL() == GURL(std::string(chrome::kChromeUISettingsURL) +
 378                                   chrome::kSyncSetupSubPage))) {
 379     return;
 380   }
 381
 382   if (contents && contents->GetURL().SchemeIs(chrome::kChromeUIScheme)) {
 383     // Suppress the first run bubble if 'make chrome metro' flow is showing.
 384     if (contents->GetURL().host() == chrome::kChromeUIMetroFlowHost)
 385       return;
 386
 387     // Suppress the first run bubble if the NTP sync promo bubble is showing
 388     // or if sign in is in progress.
 389     if (contents->GetURL().host() == chrome::kChromeUINewTabHost) {
 390       Profile* profile =
 391           Profile::FromBrowserContext(contents->GetBrowserContext());
 392       SigninManagerBase* manager =
 393           SigninManagerFactory::GetForProfile(profile);
 394       bool signin_in_progress = manager && manager->AuthInProgress();
 395       bool is_promo_bubble_visible =
 396           profile->GetPrefs()->GetBoolean(prefs::kSignInPromoShowNTPBubble);
 397
 398       if (is_promo_bubble_visible || signin_in_progress)
 399         return;
 400     }
 401   }
 402
 403   // Suppress the first run bubble if a global error bubble is pending.
 404   GlobalErrorService* global_error_service =
 405       GlobalErrorServiceFactory::GetForProfile(browser->profile());
 406   if (global_error_service->GetFirstGlobalErrorWithBubbleView() != NULL)
 407     return;
 408
 409   // Reset the preference and notifications to avoid showing the bubble again.
 410   prefs->SetInteger(prefs::kShowFirstRunBubbleOption,
 411                     first_run::FIRST_RUN_BUBBLE_DONT_SHOW);
 412
 413   // Show the bubble now and destroy this bubble launcher.
 414   browser->ShowFirstRunBubble();
 415   delete this;
 416 }
 417
 418 static base::LazyInstance<base::FilePath> master_prefs_path_for_testing
 419     = LAZY_INSTANCE_INITIALIZER;
 420
 421 // Loads master preferences from the master preference file into the installer
 422 // master preferences. Returns the pointer to installer::MasterPreferences
 423 // object if successful; otherwise, returns NULL.
 424 installer::MasterPreferences* LoadMasterPrefs() {
 425   base::FilePath master_prefs_path;
 426   if (!master_prefs_path_for_testing.Get().empty())
 427     master_prefs_path = master_prefs_path_for_testing.Get();
 428   else
 429     master_prefs_path = base::FilePath(first_run::internal::MasterPrefsPath());
 430   if (master_prefs_path.empty())
 431     return NULL;
 432   installer::MasterPreferences* install_prefs =
 433       new installer::MasterPreferences(master_prefs_path);
 434   if (!install_prefs->read_from_file()) {
 435     delete install_prefs;
 436     return NULL;
 437   }
 438
 439   return install_prefs;
 440 }
 441
 442 // Makes chrome the user's default browser according to policy or
 443 // |make_chrome_default_for_user| if no policy is set.
 444 void ProcessDefaultBrowserPolicy(bool make_chrome_default_for_user) {
 445   // Only proceed if chrome can be made default unattended. The interactive case
 446   // (Windows 8+) is handled by the first run default browser prompt.
 447   if (ShellIntegration::CanSetAsDefaultBrowser() ==
 448           ShellIntegration::SET_DEFAULT_UNATTENDED) {
 449     // The policy has precedence over the user's choice.
 450     if (g_browser_process->local_state()->IsManagedPreference(
 451             prefs::kDefaultBrowserSettingEnabled)) {
 452       if (g_browser_process->local_state()->GetBoolean(
 453           prefs::kDefaultBrowserSettingEnabled)) {
 454         ShellIntegration::SetAsDefaultBrowser();
 455       }
 456     } else if (make_chrome_default_for_user) {
 457         ShellIntegration::SetAsDefaultBrowser();
 458     }
 459   }
 460 }
 461
 462 }  // namespace
 463
 464 namespace first_run {
 465 namespace internal {
 466
 467 FirstRunState first_run_ = FIRST_RUN_UNKNOWN;
 468
 469 bool GeneratePrefFile(const base::FilePath& user_data_dir,
 470                       const installer::MasterPreferences& master_prefs) {
 471   base::FilePath user_prefs = GetDefaultPrefFilePath(true, user_data_dir);
 472   if (user_prefs.empty())
 473     return false;
 474
 475   const base::DictionaryValue& master_prefs_dict =
 476       master_prefs.master_dictionary();
 477
 478   JSONFileValueSerializer serializer(user_prefs);
 479
 480   // Call Serialize (which does IO) on the main thread, which would _normally_
 481   // be verboten. In this case however, we require this IO to synchronously
 482   // complete before Chrome can start (as master preferences seed the Local
 483   // State and Preferences files). This won't trip ThreadIORestrictions as they
 484   // won't have kicked in yet on the main thread.
 485   return serializer.Serialize(master_prefs_dict);
 486 }
 487
 488 void SetupMasterPrefsFromInstallPrefs(
 489     const installer::MasterPreferences& install_prefs,
 490     MasterPrefs* out_prefs) {
 491   ConvertStringVectorToGURLVector(
 492       install_prefs.GetFirstRunTabs(), &out_prefs->new_tabs);
 493
 494   install_prefs.GetInt(installer::master_preferences::kDistroPingDelay,
 495                        &out_prefs->ping_delay);
 496
 497   bool value = false;
 498   if (install_prefs.GetBool(
 499           installer::master_preferences::kDistroImportSearchPref, &value)) {
 500     if (value) {
 501       out_prefs->do_import_items |= importer::SEARCH_ENGINES;
 502     } else {
 503       out_prefs->dont_import_items |= importer::SEARCH_ENGINES;
 504     }
 505   }
 506
 507   // If we're suppressing the first-run bubble, set that preference now.
 508   // Otherwise, wait until the user has completed first run to set it, so the
 509   // user is guaranteed to see the bubble iff he or she has completed the first
 510   // run process.
 511   if (install_prefs.GetBool(
 512           installer::master_preferences::kDistroSuppressFirstRunBubble,
 513           &value) && value)
 514     SetShowFirstRunBubblePref(FIRST_RUN_BUBBLE_SUPPRESS);
 515
 516   if (install_prefs.GetBool(
 517           installer::master_preferences::kDistroImportHistoryPref,
 518           &value)) {
 519     if (value) {
 520       out_prefs->do_import_items |= importer::HISTORY;
 521     } else {
 522       out_prefs->dont_import_items |= importer::HISTORY;
 523     }
 524   }
 525
 526   std::string not_used;
 527   out_prefs->homepage_defined = install_prefs.GetString(
 528       prefs::kHomePage, &not_used);
 529
 530   if (install_prefs.GetBool(
 531           installer::master_preferences::kDistroImportHomePagePref,
 532           &value)) {
 533     if (value) {
 534       out_prefs->do_import_items |= importer::HOME_PAGE;
 535     } else {
 536       out_prefs->dont_import_items |= importer::HOME_PAGE;
 537     }
 538   }
 539
 540   // Bookmarks are never imported unless specifically turned on.
 541   if (install_prefs.GetBool(
 542           installer::master_preferences::kDistroImportBookmarksPref,
 543           &value)) {
 544     if (value)
 545       out_prefs->do_import_items |= importer::FAVORITES;
 546     else
 547       out_prefs->dont_import_items |= importer::FAVORITES;
 548   }
 549
 550   if (install_prefs.GetBool(
 551           installer::master_preferences::kMakeChromeDefaultForUser,
 552           &value) && value) {
 553     out_prefs->make_chrome_default_for_user = true;
 554   }
 555
 556   if (install_prefs.GetBool(
 557           installer::master_preferences::kSuppressFirstRunDefaultBrowserPrompt,
 558           &value) && value) {
 559     out_prefs->suppress_first_run_default_browser_prompt = true;
 560   }
 561
 562   install_prefs.GetString(
 563       installer::master_preferences::kDistroImportBookmarksFromFilePref,
 564       &out_prefs->import_bookmarks_path);
 565
 566   out_prefs->variations_seed = install_prefs.GetVariationsSeed();
 567
 568   install_prefs.GetString(
 569       installer::master_preferences::kDistroSuppressDefaultBrowserPromptPref,
 570       &out_prefs->suppress_default_browser_prompt_for_version);
 571 }
 572
 573 bool CreateSentinel() {
 574   base::FilePath first_run_sentinel;
 575   if (!internal::GetFirstRunSentinelFilePath(&first_run_sentinel))
 576     return false;
 577   return file_util::WriteFile(first_run_sentinel, "", 0) != -1;
 578 }
 579
 580 // -- Platform-specific functions --
 581
 582 #if !defined(OS_LINUX) && !defined(OS_BSD)
 583 bool IsOrganicFirstRun() {
 584   std::string brand;
 585   google_util::GetBrand(&brand);
 586   return google_util::IsOrganicFirstRun(brand);
 587 }
 588 #endif
 589
 590 }  // namespace internal
 591
 592 MasterPrefs::MasterPrefs()
 593     : ping_delay(0),
 594       homepage_defined(false),
 595       do_import_items(0),
 596       dont_import_items(0),
 597       make_chrome_default_for_user(false),
 598       suppress_first_run_default_browser_prompt(false) {
 599 }
 600
 601 MasterPrefs::~MasterPrefs() {}
 602
 603 bool IsChromeFirstRun() {
 604   if (internal::first_run_ != internal::FIRST_RUN_UNKNOWN)
 605     return internal::first_run_ == internal::FIRST_RUN_TRUE;
 606
 607   internal::first_run_ = internal::FIRST_RUN_FALSE;
 608
 609   base::FilePath first_run_sentinel;
 610   const CommandLine* command_line = CommandLine::ForCurrentProcess();
 611   if (command_line->HasSwitch(switches::kForceFirstRun)) {
 612     internal::first_run_ = internal::FIRST_RUN_TRUE;
 613   } else if (command_line->HasSwitch(switches::kCancelFirstRun)) {
 614     internal::first_run_ = internal::FIRST_RUN_CANCEL;
 615   } else if (!command_line->HasSwitch(switches::kNoFirstRun) &&
 616              internal::GetFirstRunSentinelFilePath(&first_run_sentinel) &&
 617              !base::PathExists(first_run_sentinel)) {
 618     internal::first_run_ = internal::FIRST_RUN_TRUE;
 619   }
 620
 621   return internal::first_run_ == internal::FIRST_RUN_TRUE;
 622 }
 623
 624 bool IsFirstRunSuppressed(const CommandLine& command_line) {
 625   return command_line.HasSwitch(switches::kCancelFirstRun) ||
 626       command_line.HasSwitch(switches::kNoFirstRun);
 627 }
 628
 629 void CreateSentinelIfNeeded() {
 630   if (IsChromeFirstRun() ||
 631       internal::first_run_ == internal::FIRST_RUN_CANCEL) {
 632     internal::CreateSentinel();
 633   }
 634 }
 635
 636 std::string GetPingDelayPrefName() {
 637   return base::StringPrintf("%s.%s",
 638                             installer::master_preferences::kDistroDict,
 639                             installer::master_preferences::kDistroPingDelay);
 640 }
 641
 642 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
 643   registry->RegisterIntegerPref(
 644       GetPingDelayPrefName().c_str(),
 645       0,
 646       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 647 }
 648
 649 bool RemoveSentinel() {
 650   base::FilePath first_run_sentinel;
 651   if (!internal::GetFirstRunSentinelFilePath(&first_run_sentinel))
 652     return false;
 653   return base::DeleteFile(first_run_sentinel, false);
 654 }
 655
 656 bool SetShowFirstRunBubblePref(FirstRunBubbleOptions show_bubble_option) {
 657   PrefService* local_state = g_browser_process->local_state();
 658   if (!local_state)
 659     return false;
 660   if (local_state->GetInteger(
 661           prefs::kShowFirstRunBubbleOption) != FIRST_RUN_BUBBLE_SUPPRESS) {
 662     // Set the new state as long as the bubble wasn't explicitly suppressed
 663     // already.
 664     local_state->SetInteger(prefs::kShowFirstRunBubbleOption,
 665                             show_bubble_option);
 666   }
 667   return true;
 668 }
 669
 670 void SetShouldShowWelcomePage() {
 671   g_should_show_welcome_page = true;
 672 }
 673
 674 bool ShouldShowWelcomePage() {
 675   bool retval = g_should_show_welcome_page;
 676   g_should_show_welcome_page = false;
 677   return retval;
 678 }
 679
 680 void SetShouldDoPersonalDataManagerFirstRun() {
 681   g_should_do_autofill_personal_data_manager_first_run = true;
 682 }
 683
 684 bool ShouldDoPersonalDataManagerFirstRun() {
 685   bool retval = g_should_do_autofill_personal_data_manager_first_run;
 686   g_should_do_autofill_personal_data_manager_first_run = false;
 687   return retval;
 688 }
 689
 690 void LogFirstRunMetric(FirstRunBubbleMetric metric) {
 691   UMA_HISTOGRAM_ENUMERATION("FirstRun.SearchEngineBubble", metric,
 692                             NUM_FIRST_RUN_BUBBLE_METRICS);
 693 }
 694
 695 void SetMasterPrefsPathForTesting(const base::FilePath& master_prefs) {
 696   master_prefs_path_for_testing.Get() = master_prefs;
 697 }
 698
 699 ProcessMasterPreferencesResult ProcessMasterPreferences(
 700     const base::FilePath& user_data_dir,
 701     MasterPrefs* out_prefs) {
 702   DCHECK(!user_data_dir.empty());
 703
 704   scoped_ptr<installer::MasterPreferences> install_prefs(LoadMasterPrefs());
 705
 706   // Default value in case master preferences is missing or corrupt, or
 707   // ping_delay is missing.
 708   out_prefs->ping_delay = 90;
 709   if (install_prefs.get()) {
 710     if (!internal::ShowPostInstallEULAIfNeeded(install_prefs.get()))
 711       return EULA_EXIT_NOW;
 712
 713     if (!internal::GeneratePrefFile(user_data_dir, *install_prefs.get()))
 714       DLOG(ERROR) << "Failed to generate master_preferences in user data dir.";
 715
 716     DoDelayedInstallExtensionsIfNeeded(install_prefs.get());
 717
 718     internal::SetupMasterPrefsFromInstallPrefs(*install_prefs, out_prefs);
 719   }
 720
 721   return FIRST_RUN_PROCEED;
 722 }
 723
 724 void AutoImport(
 725     Profile* profile,
 726     bool homepage_defined,
 727     int import_items,
 728     int dont_import_items,
 729     const std::string& import_bookmarks_path) {
 730   base::FilePath local_state_path;
 731   PathService::Get(chrome::FILE_LOCAL_STATE, &local_state_path);
 732   bool local_state_file_exists = base::PathExists(local_state_path);
 733
 734   scoped_refptr<ImporterList> importer_list(new ImporterList());
 735   importer_list->DetectSourceProfilesHack(
 736       g_browser_process->GetApplicationLocale(), false);
 737
 738   // Do import if there is an available profile for us to import.
 739   if (importer_list->count() > 0) {
 740     if (internal::IsOrganicFirstRun()) {
 741       // Home page is imported in organic builds only unless turned off or
 742       // defined in master_preferences.
 743       if (homepage_defined) {
 744         dont_import_items |= importer::HOME_PAGE;
 745         if (import_items & importer::HOME_PAGE)
 746           import_items &= ~importer::HOME_PAGE;
 747       }
 748       // Search engines are not imported automatically in organic builds if the
 749       // user already has a user preferences directory.
 750       if (local_state_file_exists) {
 751         dont_import_items |= importer::SEARCH_ENGINES;
 752         if (import_items & importer::SEARCH_ENGINES)
 753           import_items &= ~importer::SEARCH_ENGINES;
 754       }
 755     }
 756
 757     PrefService* user_prefs = profile->GetPrefs();
 758     int items = 0;
 759
 760     SetImportItem(user_prefs,
 761                   prefs::kImportHistory,
 762                   import_items,
 763                   dont_import_items,
 764                   importer::HISTORY,
 765                   &items);
 766     SetImportItem(user_prefs,
 767                   prefs::kImportHomepage,
 768                   import_items,
 769                   dont_import_items,
 770                   importer::HOME_PAGE,
 771                   &items);
 772     SetImportItem(user_prefs,
 773                   prefs::kImportSearchEngine,
 774                   import_items,
 775                   dont_import_items,
 776                   importer::SEARCH_ENGINES,
 777                   &items);
 778     SetImportItem(user_prefs,
 779                   prefs::kImportBookmarks,
 780                   import_items,
 781                   dont_import_items,
 782                   importer::FAVORITES,
 783                   &items);
 784
 785     // Deletes itself.
 786     ExternalProcessImporterHost* importer_host =
 787         new ExternalProcessImporterHost;
 788
 789     // Don't show the warning dialog if import fails.
 790     importer_host->set_headless();
 791
 792     importer::LogImporterUseToMetrics(
 793         "AutoImport", importer_list->GetSourceProfileAt(0).importer_type);
 794
 795     ImportSettings(profile, importer_host, importer_list, items);
 796   }
 797
 798   if (!import_bookmarks_path.empty()) {
 799     // Deletes itself.
 800     ExternalProcessImporterHost* file_importer_host =
 801         new ExternalProcessImporterHost;
 802     file_importer_host->set_headless();
 803
 804     ImportFromFile(profile, file_importer_host, import_bookmarks_path);
 805   }
 806
 807   content::RecordAction(UserMetricsAction("FirstRunDef_Accept"));
 808
 809   g_auto_import_state |= AUTO_IMPORT_CALLED;
 810 }
 811
 812 void DoPostImportTasks(Profile* profile, bool make_chrome_default_for_user) {
 813   // Only set default browser after import as auto import relies on the current
 814   // default browser to know what to import from.
 815   ProcessDefaultBrowserPolicy(make_chrome_default_for_user);
 816
 817   // Display the first run bubble if there is a default search provider.
 818   TemplateURLService* template_url =
 819       TemplateURLServiceFactory::GetForProfile(profile);
 820   if (template_url && template_url->GetDefaultSearchProvider())
 821     FirstRunBubbleLauncher::ShowFirstRunBubbleSoon();
 822   SetShouldShowWelcomePage();
 823   SetShouldDoPersonalDataManagerFirstRun();
 824
 825   internal::DoPostImportPlatformSpecificTasks(profile);
 826 }
 827
 828 uint16 auto_import_state() {
 829   return g_auto_import_state;
 830 }
 831
 832 }  // namespace first_run