chrome/browser/ui/startup/startup_browser_creator_impl.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/ui/startup/startup_browser_creator_impl.h"
   6
   7 #include <algorithm>
   8 #include <vector>
   9
  10 #include "apps/app_restore_service.h"
  11 #include "apps/app_restore_service_factory.h"
  12 #include "base/bind.h"
  13 #include "base/bind_helpers.h"
  14 #include "base/command_line.h"
  15 #include "base/compiler_specific.h"
  16 #include "base/environment.h"
  17 #include "base/lazy_instance.h"
  18 #include "base/memory/scoped_ptr.h"
  19 #include "base/metrics/histogram.h"
  20 #include "base/metrics/statistics_recorder.h"
  21 #include "base/path_service.h"
  22 #include "base/prefs/pref_service.h"
  23 #include "base/strings/string_number_conversions.h"
  24 #include "base/strings/string_split.h"
  25 #include "base/strings/utf_string_conversions.h"
  26 #include "base/threading/thread_restrictions.h"
  27 #include "chrome/browser/apps/install_chrome_app.h"
  28 #include "chrome/browser/auto_launch_trial.h"
  29 #include "chrome/browser/browser_process.h"
  30 #include "chrome/browser/chrome_notification_types.h"
  31 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
  32 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
  33 #include "chrome/browser/defaults.h"
  34 #include "chrome/browser/extensions/extension_creator.h"
  35 #include "chrome/browser/extensions/extension_service.h"
  36 #include "chrome/browser/extensions/launch_util.h"
  37 #include "chrome/browser/extensions/pack_extension_job.h"
  38 #include "chrome/browser/first_run/first_run.h"
  39 #include "chrome/browser/google/google_util.h"
  40 #include "chrome/browser/infobars/infobar_service.h"
  41 #include "chrome/browser/net/predictor.h"
  42 #include "chrome/browser/notifications/desktop_notification_service.h"
  43 #include "chrome/browser/performance_monitor/startup_timer.h"
  44 #include "chrome/browser/prefs/incognito_mode_prefs.h"
  45 #include "chrome/browser/prefs/session_startup_pref.h"
  46 #include "chrome/browser/profiles/profile.h"
  47 #include "chrome/browser/profiles/profile_io_data.h"
  48 #include "chrome/browser/rlz/rlz.h"
  49 #include "chrome/browser/sessions/session_restore.h"
  50 #include "chrome/browser/sessions/session_service.h"
  51 #include "chrome/browser/sessions/session_service_factory.h"
  52 #include "chrome/browser/shell_integration.h"
  53 #include "chrome/browser/signin/signin_promo.h"
  54 #include "chrome/browser/ui/app_list/app_list_service.h"
  55 #include "chrome/browser/ui/browser_commands.h"
  56 #include "chrome/browser/ui/browser_finder.h"
  57 #include "chrome/browser/ui/browser_list.h"
  58 #include "chrome/browser/ui/browser_navigator.h"
  59 #include "chrome/browser/ui/browser_tabrestore.h"
  60 #include "chrome/browser/ui/browser_tabstrip.h"
  61 #include "chrome/browser/ui/browser_window.h"
  62 #include "chrome/browser/ui/extensions/application_launch.h"
  63 #include "chrome/browser/ui/host_desktop.h"
  64 #include "chrome/browser/ui/startup/autolaunch_prompt.h"
  65 #include "chrome/browser/ui/startup/bad_flags_prompt.h"
  66 #include "chrome/browser/ui/startup/default_browser_prompt.h"
  67 #include "chrome/browser/ui/startup/google_api_keys_infobar_delegate.h"
  68 #include "chrome/browser/ui/startup/obsolete_system_infobar_delegate.h"
  69 #include "chrome/browser/ui/startup/session_crashed_bubble.h"
  70 #include "chrome/browser/ui/startup/session_crashed_infobar_delegate.h"
  71 #include "chrome/browser/ui/startup/startup_browser_creator.h"
  72 #include "chrome/browser/ui/tabs/pinned_tab_codec.h"
  73 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  74 #include "chrome/browser/ui/webui/ntp/core_app_launcher_handler.h"
  75 #include "chrome/common/chrome_constants.h"
  76 #include "chrome/common/chrome_paths.h"
  77 #include "chrome/common/chrome_result_codes.h"
  78 #include "chrome/common/chrome_switches.h"
  79 #include "chrome/common/chrome_version_info.h"
  80 #include "chrome/common/extensions/extension_constants.h"
  81 #include "chrome/common/net/url_fixer_upper.h"
  82 #include "chrome/common/pref_names.h"
  83 #include "chrome/common/url_constants.h"
  84 #include "chrome/installer/util/browser_distribution.h"
  85 #include "content/public/browser/child_process_security_policy.h"
  86 #include "content/public/browser/dom_storage_context.h"
  87 #include "content/public/browser/notification_observer.h"
  88 #include "content/public/browser/notification_registrar.h"
  89 #include "content/public/browser/storage_partition.h"
  90 #include "content/public/browser/web_contents.h"
  91 #include "extensions/browser/extension_prefs.h"
  92 #include "extensions/browser/extension_registry.h"
  93 #include "extensions/browser/extension_system.h"
  94 #include "extensions/common/constants.h"
  95 #include "extensions/common/extension.h"
  96 #include "extensions/common/extension_set.h"
  97 #include "grit/locale_settings.h"
  98 #include "ui/base/l10n/l10n_util.h"
  99 #include "ui/base/resource/resource_bundle.h"
 100
 101 #if defined(OS_MACOSX)
 102 #include "base/mac/mac_util.h"
 103 #include "chrome/browser/ui/cocoa/keystone_infobar_delegate.h"
 104 #endif
 105
 106 #if defined(OS_WIN)
 107 #include "base/win/windows_version.h"
 108 #include "chrome/browser/apps/app_launch_for_metro_restart_win.h"
 109 #endif
 110
 111 using content::ChildProcessSecurityPolicy;
 112 using content::WebContents;
 113 using extensions::Extension;
 114
 115 namespace {
 116
 117 // Utility functions ----------------------------------------------------------
 118
 119 enum LaunchMode {
 120   LM_TO_BE_DECIDED = 0,       // Possibly direct launch or via a shortcut.
 121   LM_AS_WEBAPP,               // Launched as a installed web application.
 122   LM_WITH_URLS,               // Launched with urls in the cmd line.
 123   LM_SHORTCUT_NONE,           // Not launched from a shortcut.
 124   LM_SHORTCUT_NONAME,         // Launched from shortcut but no name available.
 125   LM_SHORTCUT_UNKNOWN,        // Launched from user-defined shortcut.
 126   LM_SHORTCUT_QUICKLAUNCH,    // Launched from the quick launch bar.
 127   LM_SHORTCUT_DESKTOP,        // Launched from a desktop shortcut.
 128   LM_SHORTCUT_TASKBAR,        // Launched from the taskbar.
 129   LM_LINUX_MAC_BEOS           // Other OS buckets start here.
 130 };
 131
 132 #if defined(OS_WIN)
 133 // Undocumented flag in the startup info structure tells us what shortcut was
 134 // used to launch the browser. See http://www.catch22.net/tuts/undoc01 for
 135 // more information. Confirmed to work on XP, Vista and Win7.
 136 LaunchMode GetLaunchShortcutKind() {
 137   STARTUPINFOW si = { sizeof(si) };
 138   GetStartupInfoW(&si);
 139   if (si.dwFlags & 0x800) {
 140     if (!si.lpTitle)
 141       return LM_SHORTCUT_NONAME;
 142     base::string16 shortcut(si.lpTitle);
 143     // The windows quick launch path is not localized.
 144     if (shortcut.find(L"\\Quick Launch\\") != base::string16::npos) {
 145       if (base::win::GetVersion() >= base::win::VERSION_WIN7)
 146         return LM_SHORTCUT_TASKBAR;
 147       else
 148         return LM_SHORTCUT_QUICKLAUNCH;
 149     }
 150     scoped_ptr<base::Environment> env(base::Environment::Create());
 151     std::string appdata_path;
 152     env->GetVar("USERPROFILE", &appdata_path);
 153     if (!appdata_path.empty() &&
 154         shortcut.find(base::ASCIIToWide(appdata_path)) != std::wstring::npos)
 155       return LM_SHORTCUT_DESKTOP;
 156     return LM_SHORTCUT_UNKNOWN;
 157   }
 158   return LM_SHORTCUT_NONE;
 159 }
 160 #else
 161 // TODO(cpu): Port to other platforms.
 162 LaunchMode GetLaunchShortcutKind() {
 163   return LM_LINUX_MAC_BEOS;
 164 }
 165 #endif
 166
 167 // Log in a histogram the frequency of launching by the different methods. See
 168 // LaunchMode enum for the actual values of the buckets.
 169 void RecordLaunchModeHistogram(LaunchMode mode) {
 170   int bucket = (mode == LM_TO_BE_DECIDED) ? GetLaunchShortcutKind() : mode;
 171   UMA_HISTOGRAM_COUNTS_100("Launch.Modes", bucket);
 172 }
 173
 174 void UrlsToTabs(const std::vector<GURL>& urls, StartupTabs* tabs) {
 175   for (size_t i = 0; i < urls.size(); ++i) {
 176     StartupTab tab;
 177     tab.is_pinned = false;
 178     tab.url = urls[i];
 179     tabs->push_back(tab);
 180   }
 181 }
 182
 183 // Return true if the command line option --app-id is used.  Set
 184 // |out_extension| to the app to open, and |out_launch_container|
 185 // to the type of window into which the app should be open.
 186 bool GetAppLaunchContainer(
 187     Profile* profile,
 188     const std::string& app_id,
 189     const Extension** out_extension,
 190     extensions::LaunchContainer* out_launch_container) {
 191
 192   ExtensionService* extensions_service = profile->GetExtensionService();
 193   const Extension* extension =
 194       extensions_service->GetExtensionById(app_id, false);
 195   // The extension with id |app_id| may have been uninstalled.
 196   if (!extension)
 197     return false;
 198
 199   // Don't launch platform apps in incognito mode.
 200   if (profile->IsOffTheRecord() && extension->is_platform_app())
 201     return false;
 202
 203   // Look at preferences to find the right launch container. If no
 204   // preference is set, launch as a window.
 205   extensions::LaunchContainer launch_container = extensions::GetLaunchContainer(
 206       extensions::ExtensionPrefs::Get(profile), extension);
 207
 208   if (!CommandLine::ForCurrentProcess()->HasSwitch(
 209            switches::kEnableStreamlinedHostedApps) &&
 210       !extensions::HasPreferredLaunchContainer(
 211            extensions::ExtensionPrefs::Get(profile), extension)) {
 212     launch_container = extensions::LAUNCH_CONTAINER_WINDOW;
 213   }
 214
 215   *out_extension = extension;
 216   *out_launch_container = launch_container;
 217   return true;
 218 }
 219
 220 void RecordCmdLineAppHistogram(extensions::Manifest::Type app_type) {
 221   CoreAppLauncherHandler::RecordAppLaunchType(
 222       extension_misc::APP_LAUNCH_CMD_LINE_APP,
 223       app_type);
 224 }
 225
 226 void RecordAppLaunches(Profile* profile,
 227                        const std::vector<GURL>& cmd_line_urls,
 228                        StartupTabs& autolaunch_tabs) {
 229   const extensions::ExtensionSet& extensions =
 230       extensions::ExtensionRegistry::Get(profile)->enabled_extensions();
 231   for (size_t i = 0; i < cmd_line_urls.size(); ++i) {
 232     const extensions::Extension* extension =
 233         extensions.GetAppByURL(cmd_line_urls.at(i));
 234     if (extension) {
 235       CoreAppLauncherHandler::RecordAppLaunchType(
 236           extension_misc::APP_LAUNCH_CMD_LINE_URL,
 237           extension->GetType());
 238     }
 239   }
 240   for (size_t i = 0; i < autolaunch_tabs.size(); ++i) {
 241     const extensions::Extension* extension =
 242         extensions.GetAppByURL(autolaunch_tabs.at(i).url);
 243     if (extension) {
 244       CoreAppLauncherHandler::RecordAppLaunchType(
 245           extension_misc::APP_LAUNCH_AUTOLAUNCH,
 246           extension->GetType());
 247     }
 248   }
 249 }
 250
 251 bool IsNewTabURL(Profile* profile, const GURL& url) {
 252   GURL ntp_url(chrome::kChromeUINewTabURL);
 253   return url == ntp_url ||
 254          (url.is_empty() && profile->GetHomePage() == ntp_url);
 255 }
 256
 257 class WebContentsCloseObserver : public content::NotificationObserver {
 258  public:
 259   WebContentsCloseObserver() : contents_(NULL) {}
 260   virtual ~WebContentsCloseObserver() {}
 261
 262   void SetContents(content::WebContents* contents) {
 263     DCHECK(!contents_);
 264     contents_ = contents;
 265
 266     registrar_.Add(this,
 267                    content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
 268                    content::Source<content::WebContents>(contents_));
 269   }
 270
 271   content::WebContents* contents() { return contents_; }
 272
 273  private:
 274   // content::NotificationObserver overrides:
 275   virtual void Observe(int type,
 276                        const content::NotificationSource& source,
 277                        const content::NotificationDetails& details) OVERRIDE {
 278     DCHECK_EQ(type, content::NOTIFICATION_WEB_CONTENTS_DESTROYED);
 279     contents_ = NULL;
 280   }
 281
 282   content::WebContents* contents_;
 283   content::NotificationRegistrar registrar_;
 284
 285   DISALLOW_COPY_AND_ASSIGN(WebContentsCloseObserver);
 286 };
 287
 288 // TODO(koz): Consolidate this function and remove the special casing.
 289 const Extension* GetPlatformApp(Profile* profile,
 290                                 const std::string& extension_id) {
 291   const Extension* extension =
 292       extensions::ExtensionRegistry::Get(profile)->GetExtensionById(
 293           extension_id, extensions::ExtensionRegistry::EVERYTHING);
 294   return extension && extension->is_platform_app() ? extension : NULL;
 295 }
 296
 297 }  // namespace
 298
 299 namespace internals {
 300
 301 GURL GetWelcomePageURL() {
 302   std::string welcome_url = l10n_util::GetStringUTF8(IDS_WELCOME_PAGE_URL);
 303   return GURL(welcome_url);
 304 }
 305
 306 }  // namespace internals
 307
 308 StartupBrowserCreatorImpl::StartupBrowserCreatorImpl(
 309     const base::FilePath& cur_dir,
 310     const CommandLine& command_line,
 311     chrome::startup::IsFirstRun is_first_run)
 312     : cur_dir_(cur_dir),
 313       command_line_(command_line),
 314       profile_(NULL),
 315       browser_creator_(NULL),
 316       is_first_run_(is_first_run == chrome::startup::IS_FIRST_RUN) {
 317 }
 318
 319 StartupBrowserCreatorImpl::StartupBrowserCreatorImpl(
 320     const base::FilePath& cur_dir,
 321     const CommandLine& command_line,
 322     StartupBrowserCreator* browser_creator,
 323     chrome::startup::IsFirstRun is_first_run)
 324     : cur_dir_(cur_dir),
 325       command_line_(command_line),
 326       profile_(NULL),
 327       browser_creator_(browser_creator),
 328       is_first_run_(is_first_run == chrome::startup::IS_FIRST_RUN) {
 329 }
 330
 331 StartupBrowserCreatorImpl::~StartupBrowserCreatorImpl() {
 332 }
 333
 334 bool StartupBrowserCreatorImpl::Launch(Profile* profile,
 335                                        const std::vector<GURL>& urls_to_open,
 336                                        bool process_startup,
 337                                        chrome::HostDesktopType desktop_type) {
 338   DCHECK(profile);
 339   profile_ = profile;
 340
 341   if (command_line_.HasSwitch(switches::kDnsLogDetails))
 342     chrome_browser_net::EnablePredictorDetailedLog(true);
 343   if (command_line_.HasSwitch(switches::kDnsPrefetchDisable) &&
 344       profile->GetNetworkPredictor()) {
 345     profile->GetNetworkPredictor()->EnablePredictor(false);
 346   }
 347
 348   AppListService::InitAll(profile);
 349   if (command_line_.HasSwitch(switches::kAppId)) {
 350     std::string app_id = command_line_.GetSwitchValueASCII(switches::kAppId);
 351     const Extension* extension = GetPlatformApp(profile, app_id);
 352     // If |app_id| is a disabled or terminated platform app we handle it
 353     // specially here, otherwise it will be handled below.
 354     if (extension) {
 355       RecordCmdLineAppHistogram(extensions::Manifest::TYPE_PLATFORM_APP);
 356       AppLaunchParams params(profile, extension,
 357                              extensions::LAUNCH_CONTAINER_NONE, NEW_WINDOW);
 358       params.command_line = command_line_;
 359       params.current_directory = cur_dir_;
 360       // If we are being launched from the command line, default to native
 361       // desktop.
 362       params.desktop_type = chrome::HOST_DESKTOP_TYPE_NATIVE;
 363       OpenApplicationWithReenablePrompt(params);
 364       return true;
 365     }
 366   } else if (command_line_.HasSwitch(switches::kShowAppList)) {
 367     // This switch is used for shortcuts on the native desktop.
 368     AppListService::RecordShowTimings(command_line_);
 369     AppListService::Get(chrome::HOST_DESKTOP_TYPE_NATIVE)->
 370         ShowForProfile(profile);
 371     return true;
 372   }
 373
 374   // Open the required browser windows and tabs. First, see if
 375   // we're being run as an application window. If so, the user
 376   // opened an app shortcut.  Don't restore tabs or open initial
 377   // URLs in that case. The user should see the window as an app,
 378   // not as chrome.
 379   // Special case is when app switches are passed but we do want to restore
 380   // session. In that case open app window + focus it after session is restored.
 381   content::WebContents* app_contents = NULL;
 382   if (OpenApplicationWindow(profile, &app_contents)) {
 383     RecordLaunchModeHistogram(LM_AS_WEBAPP);
 384   } else {
 385     RecordLaunchModeHistogram(urls_to_open.empty() ?
 386                               LM_TO_BE_DECIDED : LM_WITH_URLS);
 387
 388     ProcessLaunchURLs(process_startup, urls_to_open, desktop_type);
 389
 390     if (command_line_.HasSwitch(switches::kInstallChromeApp)) {
 391       install_chrome_app::InstallChromeApp(
 392           command_line_.GetSwitchValueASCII(switches::kInstallChromeApp));
 393     }
 394
 395     // If this is an app launch, but we didn't open an app window, it may
 396     // be an app tab.
 397     OpenApplicationTab(profile);
 398
 399 #if defined(OS_MACOSX)
 400     if (process_startup) {
 401       // Check whether the auto-update system needs to be promoted from user
 402       // to system.
 403       KeystoneInfoBar::PromotionInfoBar(profile);
 404     }
 405 #endif
 406   }
 407
 408 #if defined(OS_WIN)
 409   if (process_startup)
 410     ShellIntegration::MigrateChromiumShortcuts();
 411 #endif  // defined(OS_WIN)
 412
 413   return true;
 414 }
 415
 416 bool StartupBrowserCreatorImpl::IsAppLaunch(std::string* app_url,
 417                                             std::string* app_id) {
 418   if (command_line_.HasSwitch(switches::kApp)) {
 419     if (app_url)
 420       *app_url = command_line_.GetSwitchValueASCII(switches::kApp);
 421     return true;
 422   }
 423   if (command_line_.HasSwitch(switches::kAppId)) {
 424     if (app_id)
 425       *app_id = command_line_.GetSwitchValueASCII(switches::kAppId);
 426     return true;
 427   }
 428   return false;
 429 }
 430
 431 bool StartupBrowserCreatorImpl::OpenApplicationTab(Profile* profile) {
 432   std::string app_id;
 433   // App shortcuts to URLs always open in an app window.  Because this
 434   // function will open an app that should be in a tab, there is no need
 435   // to look at the app URL.  OpenApplicationWindow() will open app url
 436   // shortcuts.
 437   if (!IsAppLaunch(NULL, &app_id) || app_id.empty())
 438     return false;
 439
 440   extensions::LaunchContainer launch_container;
 441   const Extension* extension;
 442   if (!GetAppLaunchContainer(profile, app_id, &extension, &launch_container))
 443     return false;
 444
 445   // If the user doesn't want to open a tab, fail.
 446   if (launch_container != extensions::LAUNCH_CONTAINER_TAB)
 447     return false;
 448
 449   RecordCmdLineAppHistogram(extension->GetType());
 450
 451   WebContents* app_tab = OpenApplication(AppLaunchParams(
 452       profile, extension, extensions::LAUNCH_CONTAINER_TAB,
 453       NEW_FOREGROUND_TAB));
 454   return (app_tab != NULL);
 455 }
 456
 457 bool StartupBrowserCreatorImpl::OpenApplicationWindow(
 458     Profile* profile,
 459     content::WebContents** out_app_contents) {
 460   // Set |out_app_contents| to NULL early on (just in case).
 461   if (out_app_contents)
 462     *out_app_contents = NULL;
 463
 464   std::string url_string, app_id;
 465   if (!IsAppLaunch(&url_string, &app_id))
 466     return false;
 467
 468   // This can fail if the app_id is invalid.  It can also fail if the
 469   // extension is external, and has not yet been installed.
 470   // TODO(skerner): Do something reasonable here. Pop up a warning panel?
 471   // Open an URL to the gallery page of the extension id?
 472   if (!app_id.empty()) {
 473     extensions::LaunchContainer launch_container;
 474     const Extension* extension;
 475     if (!GetAppLaunchContainer(profile, app_id, &extension, &launch_container))
 476       return false;
 477
 478     // TODO(skerner): Could pass in |extension| and |launch_container|,
 479     // and avoid calling GetAppLaunchContainer() both here and in
 480     // OpenApplicationTab().
 481
 482     if (launch_container == extensions::LAUNCH_CONTAINER_TAB)
 483       return false;
 484
 485     RecordCmdLineAppHistogram(extension->GetType());
 486
 487     AppLaunchParams params(profile, extension, launch_container, NEW_WINDOW);
 488     params.command_line = command_line_;
 489     params.current_directory = cur_dir_;
 490     WebContents* tab_in_app_window = OpenApplication(params);
 491
 492     if (out_app_contents)
 493       *out_app_contents = tab_in_app_window;
 494
 495     // Platform apps fire off a launch event which may or may not open a window.
 496     return (tab_in_app_window != NULL || extension->is_platform_app());
 497   }
 498
 499   if (url_string.empty())
 500     return false;
 501
 502 #if defined(OS_WIN)  // Fix up Windows shortcuts.
 503   ReplaceSubstringsAfterOffset(&url_string, 0, "\\x", "%");
 504 #endif
 505   GURL url(url_string);
 506
 507   // Restrict allowed URLs for --app switch.
 508   if (!url.is_empty() && url.is_valid()) {
 509     ChildProcessSecurityPolicy* policy =
 510         ChildProcessSecurityPolicy::GetInstance();
 511     if (policy->IsWebSafeScheme(url.scheme()) ||
 512         url.SchemeIs(content::kFileScheme)) {
 513       const extensions::Extension* extension =
 514           extensions::ExtensionRegistry::Get(profile)
 515               ->enabled_extensions().GetAppByURL(url);
 516       if (extension) {
 517         RecordCmdLineAppHistogram(extension->GetType());
 518       } else {
 519         CoreAppLauncherHandler::RecordAppLaunchType(
 520             extension_misc::APP_LAUNCH_CMD_LINE_APP_LEGACY,
 521             extensions::Manifest::TYPE_HOSTED_APP);
 522       }
 523
 524       WebContents* app_tab = OpenAppShortcutWindow(profile, url);
 525
 526       if (out_app_contents)
 527         *out_app_contents = app_tab;
 528
 529       return (app_tab != NULL);
 530     }
 531   }
 532   return false;
 533 }
 534
 535 void StartupBrowserCreatorImpl::ProcessLaunchURLs(
 536     bool process_startup,
 537     const std::vector<GURL>& urls_to_open,
 538     chrome::HostDesktopType desktop_type) {
 539   // If we're starting up in "background mode" (no open browser window) then
 540   // don't open any browser windows, unless kAutoLaunchAtStartup is also
 541   // specified.
 542   if (process_startup &&
 543       command_line_.HasSwitch(switches::kNoStartupWindow) &&
 544       !command_line_.HasSwitch(switches::kAutoLaunchAtStartup)) {
 545     return;
 546   }
 547
 548 // TODO(tapted): Move this to startup_browser_creator_win.cc after refactor.
 549 #if defined(OS_WIN)
 550   if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
 551     // See if there are apps for this profile that should be launched on startup
 552     // due to a switch from Metro mode.
 553     app_metro_launch::HandleAppLaunchForMetroRestart(profile_);
 554   }
 555 #endif
 556
 557   if (process_startup && ProcessStartupURLs(urls_to_open, desktop_type)) {
 558     // ProcessStartupURLs processed the urls, nothing else to do.
 559     return;
 560   }
 561
 562   chrome::startup::IsProcessStartup is_process_startup = process_startup ?
 563       chrome::startup::IS_PROCESS_STARTUP :
 564       chrome::startup::IS_NOT_PROCESS_STARTUP;
 565   if (!process_startup) {
 566     // Even if we're not starting a new process, this may conceptually be
 567     // "startup" for the user and so should be handled in a similar way.  Eg.,
 568     // Chrome may have been running in the background due to an app with a
 569     // background page being installed, or running with only an app window
 570     // displayed.
 571     SessionService* service =
 572         SessionServiceFactory::GetForProfileForSessionRestore(profile_);
 573     if (service && service->ShouldNewWindowStartSession()) {
 574       // Restore the last session if any.
 575       if (!HasPendingUncleanExit(profile_) &&
 576           service->RestoreIfNecessary(urls_to_open)) {
 577         return;
 578       }
 579       // Open user-specified URLs like pinned tabs and startup tabs.
 580       Browser* browser = ProcessSpecifiedURLs(urls_to_open, desktop_type);
 581       if (browser) {
 582         AddInfoBarsIfNecessary(browser, is_process_startup);
 583         return;
 584       }
 585     }
 586   }
 587
 588   // Session startup didn't occur, open the urls.
 589   Browser* browser = NULL;
 590   std::vector<GURL> adjust_urls = urls_to_open;
 591   if (adjust_urls.empty()) {
 592     AddStartupURLs(&adjust_urls);
 593   } else if (!command_line_.HasSwitch(switches::kOpenInNewWindow)) {
 594     // Always open a list of urls in a window on the native desktop.
 595     browser = chrome::FindTabbedBrowser(profile_, false,
 596                                         chrome::HOST_DESKTOP_TYPE_NATIVE);
 597   }
 598   // This will launch a browser; prevent session restore.
 599   StartupBrowserCreator::in_synchronous_profile_launch_ = true;
 600   browser = OpenURLsInBrowser(browser, process_startup, adjust_urls,
 601                               desktop_type);
 602   StartupBrowserCreator::in_synchronous_profile_launch_ = false;
 603   AddInfoBarsIfNecessary(browser, is_process_startup);
 604 }
 605
 606 bool StartupBrowserCreatorImpl::ProcessStartupURLs(
 607     const std::vector<GURL>& urls_to_open,
 608     chrome::HostDesktopType desktop_type) {
 609   VLOG(1) << "StartupBrowserCreatorImpl::ProcessStartupURLs";
 610   SessionStartupPref pref =
 611       StartupBrowserCreator::GetSessionStartupPref(command_line_, profile_);
 612   if (pref.type == SessionStartupPref::LAST)
 613     VLOG(1) << "Pref: last";
 614   else if (pref.type == SessionStartupPref::URLS)
 615     VLOG(1) << "Pref: urls";
 616   else if (pref.type == SessionStartupPref::DEFAULT)
 617     VLOG(1) << "Pref: default";
 618
 619   apps::AppRestoreService* restore_service =
 620       apps::AppRestoreServiceFactory::GetForProfile(profile_);
 621   // NULL in incognito mode.
 622   if (restore_service) {
 623     restore_service->HandleStartup(apps::AppRestoreService::ShouldRestoreApps(
 624         StartupBrowserCreator::WasRestarted()));
 625   }
 626
 627   if (pref.type == SessionStartupPref::LAST) {
 628     if (profile_->GetLastSessionExitType() == Profile::EXIT_CRASHED &&
 629         !command_line_.HasSwitch(switches::kRestoreLastSession)) {
 630       // The last session crashed. It's possible automatically loading the
 631       // page will trigger another crash, locking the user out of chrome.
 632       // To avoid this, don't restore on startup but instead show the crashed
 633       // infobar.
 634       VLOG(1) << "Unclean exit; not processing";
 635       return false;
 636     }
 637
 638     uint32 restore_behavior = SessionRestore::SYNCHRONOUS;
 639     if (browser_defaults::kAlwaysCreateTabbedBrowserOnSessionRestore ||
 640         CommandLine::ForCurrentProcess()->HasSwitch(
 641             switches::kCreateBrowserOnStartupForTests)) {
 642       restore_behavior |= SessionRestore::ALWAYS_CREATE_TABBED_BROWSER;
 643     }
 644
 645 #if defined(OS_MACOSX)
 646     // On Mac, when restoring a session with no windows, suppress the creation
 647     // of a new window in the case where the system is launching Chrome via a
 648     // login item or Lion's resume feature.
 649     if (base::mac::WasLaunchedAsLoginOrResumeItem()) {
 650       restore_behavior = restore_behavior &
 651                          ~SessionRestore::ALWAYS_CREATE_TABBED_BROWSER;
 652     }
 653 #endif
 654
 655     // Pause the StartupTimer. Since the restore here is synchronous, we can
 656     // keep these two metrics (browser startup time and session restore time)
 657     // separate.
 658     performance_monitor::StartupTimer::PauseTimer();
 659
 660     // The startup code only executes for browsers launched in desktop mode.
 661     // i.e. HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
 662     Browser* browser = SessionRestore::RestoreSession(
 663         profile_, NULL, desktop_type, restore_behavior,
 664         urls_to_open);
 665
 666     performance_monitor::StartupTimer::UnpauseTimer();
 667
 668     AddInfoBarsIfNecessary(browser, chrome::startup::IS_PROCESS_STARTUP);
 669     return true;
 670   }
 671
 672   Browser* browser = ProcessSpecifiedURLs(urls_to_open, desktop_type);
 673   if (!browser)
 674     return false;
 675
 676   AddInfoBarsIfNecessary(browser, chrome::startup::IS_PROCESS_STARTUP);
 677
 678   // Session restore may occur if the startup preference is "last" or if the
 679   // crash infobar is displayed. Otherwise, it's safe for the DOM storage system
 680   // to start deleting leftover data.
 681   if (pref.type != SessionStartupPref::LAST &&
 682       !HasPendingUncleanExit(profile_)) {
 683     content::BrowserContext::GetDefaultStoragePartition(profile_)->
 684         GetDOMStorageContext()->StartScavengingUnusedSessionStorage();
 685   }
 686
 687   return true;
 688 }
 689
 690 Browser* StartupBrowserCreatorImpl::ProcessSpecifiedURLs(
 691     const std::vector<GURL>& urls_to_open,
 692     chrome::HostDesktopType desktop_type) {
 693   SessionStartupPref pref =
 694       StartupBrowserCreator::GetSessionStartupPref(command_line_, profile_);
 695   StartupTabs tabs;
 696   // Pinned tabs should not be displayed when chrome is launched in incognito
 697   // mode. Also, no pages should be opened automatically if the session
 698   // crashed. Otherwise it might trigger another crash, locking the user out of
 699   // chrome. The crash infobar is shown in this case.
 700   if (!IncognitoModePrefs::ShouldLaunchIncognito(command_line_,
 701                                                  profile_->GetPrefs()) &&
 702       !HasPendingUncleanExit(profile_)) {
 703     tabs = PinnedTabCodec::ReadPinnedTabs(profile_);
 704   }
 705
 706   RecordAppLaunches(profile_, urls_to_open, tabs);
 707
 708   if (!urls_to_open.empty()) {
 709     // If urls were specified on the command line, use them.
 710     UrlsToTabs(urls_to_open, &tabs);
 711   } else if (pref.type == SessionStartupPref::DEFAULT ||
 712              (is_first_run_ &&
 713               browser_creator_ && !browser_creator_->first_run_tabs_.empty())) {
 714     std::vector<GURL> urls;
 715     AddStartupURLs(&urls);
 716     UrlsToTabs(urls, &tabs);
 717   } else if (pref.type == SessionStartupPref::URLS && !pref.urls.empty() &&
 718              !HasPendingUncleanExit(profile_)) {
 719     // Only use the set of urls specified in preferences if nothing was
 720     // specified on the command line. Filter out any urls that are to be
 721     // restored by virtue of having been previously pinned.
 722     AddUniqueURLs(pref.urls, &tabs);
 723   } else if (pref.type == SessionStartupPref::HOMEPAGE) {
 724     // If 'homepage' selected, either by the user or by a policy, we should
 725     // have migrated them to another value.
 726     NOTREACHED() << "SessionStartupPref has deprecated type HOMEPAGE";
 727   }
 728
 729   if (tabs.empty())
 730     return NULL;
 731
 732   Browser* browser = OpenTabsInBrowser(NULL, true, tabs, desktop_type);
 733   return browser;
 734 }
 735
 736 void StartupBrowserCreatorImpl::AddUniqueURLs(const std::vector<GURL>& urls,
 737                                               StartupTabs* tabs) {
 738   size_t num_existing_tabs = tabs->size();
 739   for (size_t i = 0; i < urls.size(); ++i) {
 740     bool in_tabs = false;
 741     for (size_t j = 0; j < num_existing_tabs; ++j) {
 742       if (urls[i] == (*tabs)[j].url) {
 743         in_tabs = true;
 744         break;
 745       }
 746     }
 747     if (!in_tabs) {
 748       StartupTab tab;
 749       tab.is_pinned = false;
 750       tab.url = urls[i];
 751       tabs->push_back(tab);
 752     }
 753   }
 754 }
 755
 756 Browser* StartupBrowserCreatorImpl::OpenURLsInBrowser(
 757     Browser* browser,
 758     bool process_startup,
 759     const std::vector<GURL>& urls,
 760     chrome::HostDesktopType desktop_type) {
 761   StartupTabs tabs;
 762   UrlsToTabs(urls, &tabs);
 763   return OpenTabsInBrowser(browser, process_startup, tabs, desktop_type);
 764 }
 765
 766 Browser* StartupBrowserCreatorImpl::OpenTabsInBrowser(
 767     Browser* browser,
 768     bool process_startup,
 769     const StartupTabs& tabs,
 770     chrome::HostDesktopType desktop_type) {
 771   DCHECK(!tabs.empty());
 772
 773   // If we don't yet have a profile, try to use the one we're given from
 774   // |browser|. While we may not end up actually using |browser| (since it
 775   // could be a popup window), we can at least use the profile.
 776   if (!profile_ && browser)
 777     profile_ = browser->profile();
 778
 779   if (!browser || !browser->is_type_tabbed())
 780     browser = new Browser(Browser::CreateParams(profile_, desktop_type));
 781
 782   bool first_tab = true;
 783   ProtocolHandlerRegistry* registry = profile_ ?
 784       ProtocolHandlerRegistryFactory::GetForProfile(profile_) : NULL;
 785   for (size_t i = 0; i < tabs.size(); ++i) {
 786     // We skip URLs that we'd have to launch an external protocol handler for.
 787     // This avoids us getting into an infinite loop asking ourselves to open
 788     // a URL, should the handler be (incorrectly) configured to be us. Anyone
 789     // asking us to open such a URL should really ask the handler directly.
 790     bool handled_by_chrome = ProfileIOData::IsHandledURL(tabs[i].url) ||
 791         (registry && registry->IsHandledProtocol(tabs[i].url.scheme()));
 792     if (!process_startup && !handled_by_chrome)
 793       continue;
 794
 795     int add_types = first_tab ? TabStripModel::ADD_ACTIVE :
 796                                 TabStripModel::ADD_NONE;
 797     add_types |= TabStripModel::ADD_FORCE_INDEX;
 798     if (tabs[i].is_pinned)
 799       add_types |= TabStripModel::ADD_PINNED;
 800
 801     chrome::NavigateParams params(browser, tabs[i].url,
 802                                   content::PAGE_TRANSITION_AUTO_TOPLEVEL);
 803     params.disposition = first_tab ? NEW_FOREGROUND_TAB : NEW_BACKGROUND_TAB;
 804     params.tabstrip_add_types = add_types;
 805     params.extension_app_id = tabs[i].app_id;
 806
 807 #if defined(ENABLE_RLZ) && !defined(OS_IOS)
 808     if (process_startup && google_util::IsGoogleHomePageUrl(tabs[i].url)) {
 809       params.extra_headers = RLZTracker::GetAccessPointHttpHeader(
 810           RLZTracker::CHROME_HOME_PAGE);
 811     }
 812 #endif  // defined(ENABLE_RLZ) && !defined(OS_IOS)
 813
 814     chrome::Navigate(&params);
 815
 816     first_tab = false;
 817   }
 818   if (!browser->tab_strip_model()->GetActiveWebContents()) {
 819     // TODO: this is a work around for 110909. Figure out why it's needed.
 820     if (!browser->tab_strip_model()->count())
 821       chrome::AddTabAt(browser, GURL(), -1, true);
 822     else
 823       browser->tab_strip_model()->ActivateTabAt(0, false);
 824   }
 825
 826   // The default behavior is to show the window, as expressed by the default
 827   // value of StartupBrowserCreated::show_main_browser_window_. If this was set
 828   // to true ahead of this place, it means another task must have been spawned
 829   // to take care of that.
 830   if (!browser_creator_ || browser_creator_->show_main_browser_window())
 831     browser->window()->Show();
 832
 833   // In kiosk mode, we want to always be fullscreen, so switch to that now.
 834   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kKioskMode) ||
 835       CommandLine::ForCurrentProcess()->HasSwitch(switches::kStartFullscreen))
 836     chrome::ToggleFullscreenMode(browser);
 837
 838   return browser;
 839 }
 840
 841 void StartupBrowserCreatorImpl::AddInfoBarsIfNecessary(
 842     Browser* browser,
 843     chrome::startup::IsProcessStartup is_process_startup) {
 844   if (!browser || !profile_ || browser->tab_strip_model()->count() == 0)
 845     return;
 846
 847   if (HasPendingUncleanExit(browser->profile())) {
 848     if (!command_line_.HasSwitch(switches::kEnableSessionCrashedBubble) ||
 849         !ShowSessionCrashedBubble(browser))
 850       SessionCrashedInfoBarDelegate::Create(browser);
 851   }
 852
 853   // The below info bars are only added to the first profile which is launched.
 854   // Other profiles might be restoring the browsing sessions asynchronously,
 855   // so we cannot add the info bars to the focused tabs here.
 856   if (is_process_startup == chrome::startup::IS_PROCESS_STARTUP &&
 857       !command_line_.HasSwitch(switches::kTestType)) {
 858     chrome::ShowBadFlagsPrompt(browser);
 859     GoogleApiKeysInfoBarDelegate::Create(InfoBarService::FromWebContents(
 860         browser->tab_strip_model()->GetActiveWebContents()));
 861     ObsoleteSystemInfoBarDelegate::Create(InfoBarService::FromWebContents(
 862         browser->tab_strip_model()->GetActiveWebContents()));
 863
 864 #if !defined(OS_CHROMEOS)
 865     if (!command_line_.HasSwitch(switches::kNoDefaultBrowserCheck)) {
 866       // Generally, the default browser prompt should not be shown on first
 867       // run. However, when the set-as-default dialog has been suppressed, we
 868       // need to allow it.
 869       if ((!is_first_run_ ||
 870            (browser_creator_ &&
 871             browser_creator_->is_default_browser_dialog_suppressed())) &&
 872           !chrome::ShowAutolaunchPrompt(browser)) {
 873         chrome::ShowDefaultBrowserPrompt(profile_,
 874                                          browser->host_desktop_type());
 875       }
 876     }
 877 #endif
 878   }
 879 }
 880
 881 void StartupBrowserCreatorImpl::AddStartupURLs(
 882     std::vector<GURL>* startup_urls) const {
 883   // TODO(atwilson): Simplify the logic that decides which tabs to open on
 884   // start-up and make it more consistent. http://crbug.com/248883
 885
 886   // If we have urls specified by the first run master preferences use them
 887   // and nothing else.
 888   if (browser_creator_ && startup_urls->empty()) {
 889     if (!browser_creator_->first_run_tabs_.empty()) {
 890       std::vector<GURL>::iterator it =
 891           browser_creator_->first_run_tabs_.begin();
 892       while (it != browser_creator_->first_run_tabs_.end()) {
 893         // Replace magic names for the actual urls.
 894         if (it->host() == "new_tab_page") {
 895           startup_urls->push_back(GURL(chrome::kChromeUINewTabURL));
 896         } else if (it->host() == "welcome_page") {
 897           startup_urls->push_back(internals::GetWelcomePageURL());
 898         } else {
 899           startup_urls->push_back(*it);
 900         }
 901         ++it;
 902       }
 903       browser_creator_->first_run_tabs_.clear();
 904     }
 905   }
 906
 907   // Otherwise open at least the new tab page (and the welcome page, if this
 908   // is the first time the browser is being started), or the set of URLs
 909   // specified on the command line.
 910   if (startup_urls->empty()) {
 911     startup_urls->push_back(GURL(chrome::kChromeUINewTabURL));
 912     if (first_run::ShouldShowWelcomePage())
 913       startup_urls->push_back(internals::GetWelcomePageURL());
 914   }
 915
 916   if (signin::ShouldShowPromoAtStartup(profile_, is_first_run_)) {
 917     signin::DidShowPromoAtStartup(profile_);
 918
 919     const GURL sync_promo_url = signin::GetPromoURL(signin::SOURCE_START_PAGE,
 920                                                     false);
 921
 922     // No need to add if the sync promo is already in the startup list.
 923     bool add_promo = true;
 924     for (std::vector<GURL>::const_iterator it = startup_urls->begin();
 925          it != startup_urls->end(); ++it) {
 926       if (*it == sync_promo_url) {
 927         add_promo = false;
 928         break;
 929       }
 930     }
 931
 932     if (add_promo) {
 933       // If the first URL is the NTP, replace it with the sync promo. This
 934       // behavior is desired because completing or skipping the sync promo
 935       // causes a redirect to the NTP.
 936       if (!startup_urls->empty() && IsNewTabURL(profile_, startup_urls->at(0)))
 937         startup_urls->at(0) = sync_promo_url;
 938       else
 939         startup_urls->insert(startup_urls->begin(), sync_promo_url);
 940     }
 941   }
 942 }