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/auto_launch_trial.h"
  28 #include "chrome/browser/browser_process.h"
  29 #include "chrome/browser/chrome_notification_types.h"
  30 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
  31 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
  32 #include "chrome/browser/defaults.h"
  33 #include "chrome/browser/extensions/extension_creator.h"
  34 #include "chrome/browser/extensions/extension_service.h"
  35 #include "chrome/browser/extensions/extension_system.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_infobar_delegate.h"
  70 #include "chrome/browser/ui/startup/startup_browser_creator.h"
  71 #include "chrome/browser/ui/tabs/pinned_tab_codec.h"
  72 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  73 #include "chrome/browser/ui/webui/ntp/core_app_launcher_handler.h"
  74 #include "chrome/common/chrome_constants.h"
  75 #include "chrome/common/chrome_paths.h"
  76 #include "chrome/common/chrome_result_codes.h"
  77 #include "chrome/common/chrome_switches.h"
  78 #include "chrome/common/chrome_version_info.h"
  79 #include "chrome/common/extensions/extension_constants.h"
  80 #include "chrome/common/net/url_fixer_upper.h"
  81 #include "chrome/common/pref_names.h"
  82 #include "chrome/common/url_constants.h"
  83 #include "chrome/installer/util/browser_distribution.h"
  84 #include "content/public/browser/child_process_security_policy.h"
  85 #include "content/public/browser/dom_storage_context.h"
  86 #include "content/public/browser/notification_observer.h"
  87 #include "content/public/browser/notification_registrar.h"
  88 #include "content/public/browser/storage_partition.h"
  89 #include "content/public/browser/web_contents.h"
  90 #include "content/public/browser/web_contents_view.h"
  91 #include "extensions/common/constants.h"
  92 #include "grit/locale_settings.h"
  93 #include "ui/base/l10n/l10n_util.h"
  94 #include "ui/base/resource/resource_bundle.h"
  95 #include "ui/gfx/rect.h"
  96 #include "ui/gfx/screen.h"
  97
  98 #if defined(OS_MACOSX)
  99 #include "base/mac/mac_util.h"
 100 #include "chrome/browser/ui/cocoa/keystone_infobar_delegate.h"
 101 #endif
 102
 103 #if defined(TOOLKIT_GTK)
 104 #include "chrome/browser/ui/gtk/gtk_util.h"
 105 #endif
 106
 107 #if defined(OS_WIN)
 108 #include "base/win/windows_version.h"
 109 #include "chrome/browser/apps/app_launch_for_metro_restart_win.h"
 110 #endif
 111
 112 using content::ChildProcessSecurityPolicy;
 113 using content::WebContents;
 114 using extensions::Extension;
 115
 116 namespace {
 117
 118 // Utility functions ----------------------------------------------------------
 119
 120 enum LaunchMode {
 121   LM_TO_BE_DECIDED = 0,       // Possibly direct launch or via a shortcut.
 122   LM_AS_WEBAPP,               // Launched as a installed web application.
 123   LM_WITH_URLS,               // Launched with urls in the cmd line.
 124   LM_SHORTCUT_NONE,           // Not launched from a shortcut.
 125   LM_SHORTCUT_NONAME,         // Launched from shortcut but no name available.
 126   LM_SHORTCUT_UNKNOWN,        // Launched from user-defined shortcut.
 127   LM_SHORTCUT_QUICKLAUNCH,    // Launched from the quick launch bar.
 128   LM_SHORTCUT_DESKTOP,        // Launched from a desktop shortcut.
 129   LM_SHORTCUT_TASKBAR,        // Launched from the taskbar.
 130   LM_LINUX_MAC_BEOS           // Other OS buckets start here.
 131 };
 132
 133 #if defined(OS_WIN)
 134 // Undocumented flag in the startup info structure tells us what shortcut was
 135 // used to launch the browser. See http://www.catch22.net/tuts/undoc01 for
 136 // more information. Confirmed to work on XP, Vista and Win7.
 137 LaunchMode GetLaunchShortcutKind() {
 138   STARTUPINFOW si = { sizeof(si) };
 139   GetStartupInfoW(&si);
 140   if (si.dwFlags & 0x800) {
 141     if (!si.lpTitle)
 142       return LM_SHORTCUT_NONAME;
 143     base::string16 shortcut(si.lpTitle);
 144     // The windows quick launch path is not localized.
 145     if (shortcut.find(L"\\Quick Launch\\") != base::string16::npos) {
 146       if (base::win::GetVersion() >= base::win::VERSION_WIN7)
 147         return LM_SHORTCUT_TASKBAR;
 148       else
 149         return LM_SHORTCUT_QUICKLAUNCH;
 150     }
 151     scoped_ptr<base::Environment> env(base::Environment::Create());
 152     std::string appdata_path;
 153     env->GetVar("USERPROFILE", &appdata_path);
 154     if (!appdata_path.empty() &&
 155         shortcut.find(base::ASCIIToWide(appdata_path)) != std::wstring::npos)
 156       return LM_SHORTCUT_DESKTOP;
 157     return LM_SHORTCUT_UNKNOWN;
 158   }
 159   return LM_SHORTCUT_NONE;
 160 }
 161 #else
 162 // TODO(cpu): Port to other platforms.
 163 LaunchMode GetLaunchShortcutKind() {
 164   return LM_LINUX_MAC_BEOS;
 165 }
 166 #endif
 167
 168 // Log in a histogram the frequency of launching by the different methods. See
 169 // LaunchMode enum for the actual values of the buckets.
 170 void RecordLaunchModeHistogram(LaunchMode mode) {
 171   int bucket = (mode == LM_TO_BE_DECIDED) ? GetLaunchShortcutKind() : mode;
 172   UMA_HISTOGRAM_COUNTS_100("Launch.Modes", bucket);
 173 }
 174
 175 void UrlsToTabs(const std::vector<GURL>& urls, StartupTabs* tabs) {
 176   for (size_t i = 0; i < urls.size(); ++i) {
 177     StartupTab tab;
 178     tab.is_pinned = false;
 179     tab.url = urls[i];
 180     tabs->push_back(tab);
 181   }
 182 }
 183
 184 // Return true if the command line option --app-id is used.  Set
 185 // |out_extension| to the app to open, and |out_launch_container|
 186 // to the type of window into which the app should be open.
 187 bool GetAppLaunchContainer(
 188     Profile* profile,
 189     const std::string& app_id,
 190     const Extension** out_extension,
 191     extensions::LaunchContainer* out_launch_container) {
 192
 193   ExtensionService* extensions_service = profile->GetExtensionService();
 194   const Extension* extension =
 195       extensions_service->GetExtensionById(app_id, false);
 196   // The extension with id |app_id| may have been uninstalled.
 197   if (!extension)
 198     return false;
 199
 200   // Don't launch platform apps in incognito mode.
 201   if (profile->IsOffTheRecord() && extension->is_platform_app())
 202     return false;
 203
 204   // Look at preferences to find the right launch container. If no
 205   // preference is set, launch as a window.
 206   extensions::LaunchContainer launch_container = extensions::GetLaunchContainer(
 207       extensions_service->extension_prefs(), extension);
 208
 209   if (!CommandLine::ForCurrentProcess()->HasSwitch(
 210           switches::kEnableStreamlinedHostedApps) &&
 211       !extensions::HasPreferredLaunchContainer(
 212           extensions_service->extension_prefs(), extension)) {
 213     launch_container = extensions::LAUNCH_CONTAINER_WINDOW;
 214   }
 215
 216   *out_extension = extension;
 217   *out_launch_container = launch_container;
 218   return true;
 219 }
 220
 221 // Parse two comma-separated integers from string. Return true on success.
 222 bool ParseCommaSeparatedIntegers(const std::string& str,
 223                                  int* ret_num1,
 224                                  int* ret_num2) {
 225   std::vector<std::string> dimensions;
 226   base::SplitString(str, ',', &dimensions);
 227   if (dimensions.size() != 2)
 228     return false;
 229
 230   int num1, num2;
 231   if (!base::StringToInt(dimensions[0], &num1) ||
 232       !base::StringToInt(dimensions[1], &num2))
 233     return false;
 234
 235   *ret_num1 = num1;
 236   *ret_num2 = num2;
 237   return true;
 238 }
 239
 240 void RecordCmdLineAppHistogram(extensions::Manifest::Type app_type) {
 241   CoreAppLauncherHandler::RecordAppLaunchType(
 242       extension_misc::APP_LAUNCH_CMD_LINE_APP,
 243       app_type);
 244 }
 245
 246 void RecordAppLaunches(Profile* profile,
 247                        const std::vector<GURL>& cmd_line_urls,
 248                        StartupTabs& autolaunch_tabs) {
 249   ExtensionService* extension_service = profile->GetExtensionService();
 250   DCHECK(extension_service);
 251   for (size_t i = 0; i < cmd_line_urls.size(); ++i) {
 252     const extensions::Extension* extension =
 253         extension_service->GetInstalledApp(cmd_line_urls.at(i));
 254     if (extension) {
 255       CoreAppLauncherHandler::RecordAppLaunchType(
 256           extension_misc::APP_LAUNCH_CMD_LINE_URL,
 257           extension->GetType());
 258     }
 259   }
 260   for (size_t i = 0; i < autolaunch_tabs.size(); ++i) {
 261     const extensions::Extension* extension =
 262         extension_service->GetInstalledApp(autolaunch_tabs.at(i).url);
 263     if (extension) {
 264       CoreAppLauncherHandler::RecordAppLaunchType(
 265           extension_misc::APP_LAUNCH_AUTOLAUNCH,
 266           extension->GetType());
 267     }
 268   }
 269 }
 270
 271 bool IsNewTabURL(Profile* profile, const GURL& url) {
 272   GURL ntp_url(chrome::kChromeUINewTabURL);
 273   return url == ntp_url ||
 274          (url.is_empty() && profile->GetHomePage() == ntp_url);
 275 }
 276
 277 class WebContentsCloseObserver : public content::NotificationObserver {
 278  public:
 279   WebContentsCloseObserver() : contents_(NULL) {}
 280   virtual ~WebContentsCloseObserver() {}
 281
 282   void SetContents(content::WebContents* contents) {
 283     DCHECK(!contents_);
 284     contents_ = contents;
 285
 286     registrar_.Add(this,
 287                    content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
 288                    content::Source<content::WebContents>(contents_));
 289   }
 290
 291   content::WebContents* contents() { return contents_; }
 292
 293  private:
 294   // content::NotificationObserver overrides:
 295   virtual void Observe(int type,
 296                        const content::NotificationSource& source,
 297                        const content::NotificationDetails& details) OVERRIDE {
 298     DCHECK_EQ(type, content::NOTIFICATION_WEB_CONTENTS_DESTROYED);
 299     contents_ = NULL;
 300   }
 301
 302   content::WebContents* contents_;
 303   content::NotificationRegistrar registrar_;
 304
 305   DISALLOW_COPY_AND_ASSIGN(WebContentsCloseObserver);
 306 };
 307
 308 const Extension* GetDisabledPlatformApp(Profile* profile,
 309                                         const std::string& extension_id) {
 310   ExtensionService* service =
 311       extensions::ExtensionSystem::Get(profile)->extension_service();
 312   const Extension* extension = service->GetExtensionById(extension_id, true);
 313   return extension && extension->is_platform_app() ? extension : NULL;
 314 }
 315
 316 }  // namespace
 317
 318 namespace internals {
 319
 320 GURL GetWelcomePageURL() {
 321   std::string welcome_url = l10n_util::GetStringUTF8(IDS_WELCOME_PAGE_URL);
 322   return GURL(welcome_url);
 323 }
 324
 325 }  // namespace internals
 326
 327 StartupBrowserCreatorImpl::StartupBrowserCreatorImpl(
 328     const base::FilePath& cur_dir,
 329     const CommandLine& command_line,
 330     chrome::startup::IsFirstRun is_first_run)
 331     : cur_dir_(cur_dir),
 332       command_line_(command_line),
 333       profile_(NULL),
 334       browser_creator_(NULL),
 335       is_first_run_(is_first_run == chrome::startup::IS_FIRST_RUN) {
 336 }
 337
 338 StartupBrowserCreatorImpl::StartupBrowserCreatorImpl(
 339     const base::FilePath& cur_dir,
 340     const CommandLine& command_line,
 341     StartupBrowserCreator* browser_creator,
 342     chrome::startup::IsFirstRun is_first_run)
 343     : cur_dir_(cur_dir),
 344       command_line_(command_line),
 345       profile_(NULL),
 346       browser_creator_(browser_creator),
 347       is_first_run_(is_first_run == chrome::startup::IS_FIRST_RUN) {
 348 }
 349
 350 StartupBrowserCreatorImpl::~StartupBrowserCreatorImpl() {
 351 }
 352
 353 bool StartupBrowserCreatorImpl::Launch(Profile* profile,
 354                                        const std::vector<GURL>& urls_to_open,
 355                                        bool process_startup,
 356                                        chrome::HostDesktopType desktop_type) {
 357   DCHECK(profile);
 358   profile_ = profile;
 359
 360   if (command_line_.HasSwitch(switches::kDnsLogDetails))
 361     chrome_browser_net::EnablePredictorDetailedLog(true);
 362   if (command_line_.HasSwitch(switches::kDnsPrefetchDisable) &&
 363       profile->GetNetworkPredictor()) {
 364     profile->GetNetworkPredictor()->EnablePredictor(false);
 365   }
 366
 367   AppListService::InitAll(profile);
 368   if (command_line_.HasSwitch(switches::kAppId)) {
 369     std::string app_id = command_line_.GetSwitchValueASCII(switches::kAppId);
 370     const Extension* extension = GetDisabledPlatformApp(profile, app_id);
 371     // If |app_id| is a disabled platform app we handle it specially here,
 372     // otherwise it will be handled below.
 373     if (extension) {
 374       RecordCmdLineAppHistogram(extensions::Manifest::TYPE_PLATFORM_APP);
 375       AppLaunchParams params(profile, extension,
 376                              extensions::LAUNCH_CONTAINER_NONE, NEW_WINDOW);
 377       params.command_line = command_line_;
 378       params.current_directory = cur_dir_;
 379       // If we are being launched from the command line, default to native
 380       // desktop.
 381       params.desktop_type = chrome::HOST_DESKTOP_TYPE_NATIVE;
 382       OpenApplicationWithReenablePrompt(params);
 383       return true;
 384     }
 385   } else if (command_line_.HasSwitch(switches::kShowAppList)) {
 386     // This switch is used for shortcuts on the native desktop.
 387     AppListService::RecordShowTimings(command_line_);
 388     AppListService::Get(chrome::HOST_DESKTOP_TYPE_NATIVE)->
 389         ShowForProfile(profile);
 390     return true;
 391   }
 392
 393   // Open the required browser windows and tabs. First, see if
 394   // we're being run as an application window. If so, the user
 395   // opened an app shortcut.  Don't restore tabs or open initial
 396   // URLs in that case. The user should see the window as an app,
 397   // not as chrome.
 398   // Special case is when app switches are passed but we do want to restore
 399   // session. In that case open app window + focus it after session is restored.
 400   content::WebContents* app_contents = NULL;
 401   if (OpenApplicationWindow(profile, &app_contents)) {
 402     RecordLaunchModeHistogram(LM_AS_WEBAPP);
 403   } else {
 404     RecordLaunchModeHistogram(urls_to_open.empty() ?
 405                               LM_TO_BE_DECIDED : LM_WITH_URLS);
 406
 407     ProcessLaunchURLs(process_startup, urls_to_open, desktop_type);
 408
 409     // If this is an app launch, but we didn't open an app window, it may
 410     // be an app tab.
 411     OpenApplicationTab(profile);
 412
 413 #if defined(OS_MACOSX)
 414     if (process_startup) {
 415       // Check whether the auto-update system needs to be promoted from user
 416       // to system.
 417       KeystoneInfoBar::PromotionInfoBar(profile);
 418     }
 419 #endif
 420   }
 421
 422 #if defined(OS_WIN)
 423   if (process_startup)
 424     ShellIntegration::MigrateChromiumShortcuts();
 425 #endif  // defined(OS_WIN)
 426
 427   return true;
 428 }
 429
 430 void StartupBrowserCreatorImpl::ExtractOptionalAppWindowSize(
 431     gfx::Rect* bounds) {
 432   if (command_line_.HasSwitch(switches::kAppWindowSize)) {
 433     int width, height;
 434     width = height = 0;
 435     std::string switch_value =
 436         command_line_.GetSwitchValueASCII(switches::kAppWindowSize);
 437     if (ParseCommaSeparatedIntegers(switch_value, &width, &height)) {
 438       // TODO(scottmg): NativeScreen might be wrong. http://crbug.com/133312
 439       const gfx::Rect work_area =
 440           gfx::Screen::GetNativeScreen()->GetPrimaryDisplay().work_area();
 441       width = std::min(width, work_area.width());
 442       height = std::min(height, work_area.height());
 443       bounds->set_size(gfx::Size(width, height));
 444       bounds->set_x((work_area.width() - bounds->width()) / 2);
 445       // TODO(nkostylev): work_area does include launcher but should not.
 446       // Launcher auto hide pref is synced and is most likely not applied here.
 447       bounds->set_y((work_area.height() - bounds->height()) / 2);
 448     }
 449   }
 450 }
 451
 452 bool StartupBrowserCreatorImpl::IsAppLaunch(std::string* app_url,
 453                                             std::string* app_id) {
 454   if (command_line_.HasSwitch(switches::kApp)) {
 455     if (app_url)
 456       *app_url = command_line_.GetSwitchValueASCII(switches::kApp);
 457     return true;
 458   }
 459   if (command_line_.HasSwitch(switches::kAppId)) {
 460     if (app_id)
 461       *app_id = command_line_.GetSwitchValueASCII(switches::kAppId);
 462     return true;
 463   }
 464   return false;
 465 }
 466
 467 bool StartupBrowserCreatorImpl::OpenApplicationTab(Profile* profile) {
 468   std::string app_id;
 469   // App shortcuts to URLs always open in an app window.  Because this
 470   // function will open an app that should be in a tab, there is no need
 471   // to look at the app URL.  OpenApplicationWindow() will open app url
 472   // shortcuts.
 473   if (!IsAppLaunch(NULL, &app_id) || app_id.empty())
 474     return false;
 475
 476   extensions::LaunchContainer launch_container;
 477   const Extension* extension;
 478   if (!GetAppLaunchContainer(profile, app_id, &extension, &launch_container))
 479     return false;
 480
 481   // If the user doesn't want to open a tab, fail.
 482   if (launch_container != extensions::LAUNCH_CONTAINER_TAB)
 483     return false;
 484
 485   RecordCmdLineAppHistogram(extension->GetType());
 486
 487   WebContents* app_tab = OpenApplication(AppLaunchParams(
 488       profile, extension, extensions::LAUNCH_CONTAINER_TAB,
 489       NEW_FOREGROUND_TAB));
 490   return (app_tab != NULL);
 491 }
 492
 493 bool StartupBrowserCreatorImpl::OpenApplicationWindow(
 494     Profile* profile,
 495     content::WebContents** out_app_contents) {
 496   // Set |out_app_contents| to NULL early on (just in case).
 497   if (out_app_contents)
 498     *out_app_contents = NULL;
 499
 500   std::string url_string, app_id;
 501   if (!IsAppLaunch(&url_string, &app_id))
 502     return false;
 503
 504   // This can fail if the app_id is invalid.  It can also fail if the
 505   // extension is external, and has not yet been installed.
 506   // TODO(skerner): Do something reasonable here. Pop up a warning panel?
 507   // Open an URL to the gallery page of the extension id?
 508   if (!app_id.empty()) {
 509     extensions::LaunchContainer launch_container;
 510     const Extension* extension;
 511     if (!GetAppLaunchContainer(profile, app_id, &extension, &launch_container))
 512       return false;
 513
 514     // TODO(skerner): Could pass in |extension| and |launch_container|,
 515     // and avoid calling GetAppLaunchContainer() both here and in
 516     // OpenApplicationTab().
 517
 518     if (launch_container == extensions::LAUNCH_CONTAINER_TAB)
 519       return false;
 520
 521     RecordCmdLineAppHistogram(extension->GetType());
 522
 523     AppLaunchParams params(profile, extension, launch_container, NEW_WINDOW);
 524     params.command_line = command_line_;
 525     params.current_directory = cur_dir_;
 526     WebContents* tab_in_app_window = OpenApplication(params);
 527
 528     if (out_app_contents)
 529       *out_app_contents = tab_in_app_window;
 530
 531     // Platform apps fire off a launch event which may or may not open a window.
 532     return (tab_in_app_window != NULL || extension->is_platform_app());
 533   }
 534
 535   if (url_string.empty())
 536     return false;
 537
 538 #if defined(OS_WIN)  // Fix up Windows shortcuts.
 539   ReplaceSubstringsAfterOffset(&url_string, 0, "\\x", "%");
 540 #endif
 541   GURL url(url_string);
 542
 543   // Restrict allowed URLs for --app switch.
 544   if (!url.is_empty() && url.is_valid()) {
 545     ChildProcessSecurityPolicy* policy =
 546         ChildProcessSecurityPolicy::GetInstance();
 547     if (policy->IsWebSafeScheme(url.scheme()) ||
 548         url.SchemeIs(content::kFileScheme)) {
 549       const extensions::Extension* extension =
 550           profile->GetExtensionService()->GetInstalledApp(url);
 551       if (extension) {
 552         RecordCmdLineAppHistogram(extension->GetType());
 553       } else {
 554         CoreAppLauncherHandler::RecordAppLaunchType(
 555             extension_misc::APP_LAUNCH_CMD_LINE_APP_LEGACY,
 556             extensions::Manifest::TYPE_HOSTED_APP);
 557       }
 558
 559       gfx::Rect override_bounds;
 560       ExtractOptionalAppWindowSize(&override_bounds);
 561
 562       WebContents* app_tab = OpenAppShortcutWindow(profile,
 563                                                    url,
 564                                                    override_bounds);
 565
 566       if (out_app_contents)
 567         *out_app_contents = app_tab;
 568
 569       return (app_tab != NULL);
 570     }
 571   }
 572   return false;
 573 }
 574
 575 void StartupBrowserCreatorImpl::ProcessLaunchURLs(
 576     bool process_startup,
 577     const std::vector<GURL>& urls_to_open,
 578     chrome::HostDesktopType desktop_type) {
 579   // If we're starting up in "background mode" (no open browser window) then
 580   // don't open any browser windows, unless kAutoLaunchAtStartup is also
 581   // specified.
 582   if (process_startup &&
 583       command_line_.HasSwitch(switches::kNoStartupWindow) &&
 584       !command_line_.HasSwitch(switches::kAutoLaunchAtStartup)) {
 585     return;
 586   }
 587
 588 // TODO(tapted): Move this to startup_browser_creator_win.cc after refactor.
 589 #if defined(OS_WIN)
 590   if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
 591     // See if there are apps for this profile that should be launched on startup
 592     // due to a switch from Metro mode.
 593     app_metro_launch::HandleAppLaunchForMetroRestart(profile_);
 594   }
 595 #endif
 596
 597   if (process_startup && ProcessStartupURLs(urls_to_open, desktop_type)) {
 598     // ProcessStartupURLs processed the urls, nothing else to do.
 599     return;
 600   }
 601
 602   chrome::startup::IsProcessStartup is_process_startup = process_startup ?
 603       chrome::startup::IS_PROCESS_STARTUP :
 604       chrome::startup::IS_NOT_PROCESS_STARTUP;
 605   if (!process_startup) {
 606     // Even if we're not starting a new process, this may conceptually be
 607     // "startup" for the user and so should be handled in a similar way.  Eg.,
 608     // Chrome may have been running in the background due to an app with a
 609     // background page being installed, or running with only an app window
 610     // displayed.
 611     SessionService* service =
 612         SessionServiceFactory::GetForProfileForSessionRestore(profile_);
 613     if (service && service->ShouldNewWindowStartSession()) {
 614       // Restore the last session if any.
 615       if (!HasPendingUncleanExit(profile_) &&
 616           service->RestoreIfNecessary(urls_to_open)) {
 617         return;
 618       }
 619       // Open user-specified URLs like pinned tabs and startup tabs.
 620       Browser* browser = ProcessSpecifiedURLs(urls_to_open, desktop_type);
 621       if (browser) {
 622         AddInfoBarsIfNecessary(browser, is_process_startup);
 623         return;
 624       }
 625     }
 626   }
 627
 628   // Session startup didn't occur, open the urls.
 629   Browser* browser = NULL;
 630   std::vector<GURL> adjust_urls = urls_to_open;
 631   if (adjust_urls.empty()) {
 632     AddStartupURLs(&adjust_urls);
 633     if (StartupBrowserCreatorImpl::OpenStartupURLsInExistingBrowser(
 634             profile_, adjust_urls))
 635       return;
 636   } else if (!command_line_.HasSwitch(switches::kOpenInNewWindow)) {
 637     // Always open a list of urls in a window on the native desktop.
 638     browser = chrome::FindTabbedBrowser(profile_, false,
 639                                         chrome::HOST_DESKTOP_TYPE_NATIVE);
 640   }
 641   // This will launch a browser; prevent session restore.
 642   StartupBrowserCreator::in_synchronous_profile_launch_ = true;
 643   browser = OpenURLsInBrowser(browser, process_startup, adjust_urls,
 644                               desktop_type);
 645   StartupBrowserCreator::in_synchronous_profile_launch_ = false;
 646   AddInfoBarsIfNecessary(browser, is_process_startup);
 647 }
 648
 649 bool StartupBrowserCreatorImpl::ProcessStartupURLs(
 650     const std::vector<GURL>& urls_to_open,
 651     chrome::HostDesktopType desktop_type) {
 652   VLOG(1) << "StartupBrowserCreatorImpl::ProcessStartupURLs";
 653   SessionStartupPref pref =
 654       StartupBrowserCreator::GetSessionStartupPref(command_line_, profile_);
 655   if (pref.type == SessionStartupPref::LAST)
 656     VLOG(1) << "Pref: last";
 657   else if (pref.type == SessionStartupPref::URLS)
 658     VLOG(1) << "Pref: urls";
 659   else if (pref.type == SessionStartupPref::DEFAULT)
 660     VLOG(1) << "Pref: default";
 661
 662   apps::AppRestoreService* restore_service =
 663       apps::AppRestoreServiceFactory::GetForProfile(profile_);
 664   // NULL in incognito mode.
 665   if (restore_service) {
 666     restore_service->HandleStartup(apps::AppRestoreService::ShouldRestoreApps(
 667         StartupBrowserCreator::WasRestarted()));
 668   }
 669
 670   if (pref.type == SessionStartupPref::LAST) {
 671     if (profile_->GetLastSessionExitType() == Profile::EXIT_CRASHED &&
 672         !command_line_.HasSwitch(switches::kRestoreLastSession)) {
 673       // The last session crashed. It's possible automatically loading the
 674       // page will trigger another crash, locking the user out of chrome.
 675       // To avoid this, don't restore on startup but instead show the crashed
 676       // infobar.
 677       VLOG(1) << "Unclean exit; not processing";
 678       return false;
 679     }
 680
 681     uint32 restore_behavior = SessionRestore::SYNCHRONOUS;
 682     if (browser_defaults::kAlwaysCreateTabbedBrowserOnSessionRestore ||
 683         CommandLine::ForCurrentProcess()->HasSwitch(
 684             switches::kCreateBrowserOnStartupForTests)) {
 685       restore_behavior |= SessionRestore::ALWAYS_CREATE_TABBED_BROWSER;
 686     }
 687
 688 #if defined(OS_MACOSX)
 689     // On Mac, when restoring a session with no windows, suppress the creation
 690     // of a new window in the case where the system is launching Chrome via a
 691     // login item or Lion's resume feature.
 692     if (base::mac::WasLaunchedAsLoginOrResumeItem()) {
 693       restore_behavior = restore_behavior &
 694                          ~SessionRestore::ALWAYS_CREATE_TABBED_BROWSER;
 695     }
 696 #endif
 697
 698     // Pause the StartupTimer. Since the restore here is synchronous, we can
 699     // keep these two metrics (browser startup time and session restore time)
 700     // separate.
 701     performance_monitor::StartupTimer::PauseTimer();
 702
 703     // The startup code only executes for browsers launched in desktop mode.
 704     // i.e. HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
 705     Browser* browser = SessionRestore::RestoreSession(
 706         profile_, NULL, desktop_type, restore_behavior,
 707         urls_to_open);
 708
 709     performance_monitor::StartupTimer::UnpauseTimer();
 710
 711     AddInfoBarsIfNecessary(browser, chrome::startup::IS_PROCESS_STARTUP);
 712     return true;
 713   }
 714
 715   Browser* browser = ProcessSpecifiedURLs(urls_to_open, desktop_type);
 716   if (!browser)
 717     return false;
 718
 719   AddInfoBarsIfNecessary(browser, chrome::startup::IS_PROCESS_STARTUP);
 720
 721   // Session restore may occur if the startup preference is "last" or if the
 722   // crash infobar is displayed. Otherwise, it's safe for the DOM storage system
 723   // to start deleting leftover data.
 724   if (pref.type != SessionStartupPref::LAST &&
 725       !HasPendingUncleanExit(profile_)) {
 726     content::BrowserContext::GetDefaultStoragePartition(profile_)->
 727         GetDOMStorageContext()->StartScavengingUnusedSessionStorage();
 728   }
 729
 730   return true;
 731 }
 732
 733 Browser* StartupBrowserCreatorImpl::ProcessSpecifiedURLs(
 734     const std::vector<GURL>& urls_to_open,
 735     chrome::HostDesktopType desktop_type) {
 736   SessionStartupPref pref =
 737       StartupBrowserCreator::GetSessionStartupPref(command_line_, profile_);
 738   StartupTabs tabs;
 739   // Pinned tabs should not be displayed when chrome is launched in incognito
 740   // mode. Also, no pages should be opened automatically if the session
 741   // crashed. Otherwise it might trigger another crash, locking the user out of
 742   // chrome. The crash infobar is shown in this case.
 743   if (!IncognitoModePrefs::ShouldLaunchIncognito(command_line_,
 744                                                  profile_->GetPrefs()) &&
 745       !HasPendingUncleanExit(profile_)) {
 746     tabs = PinnedTabCodec::ReadPinnedTabs(profile_);
 747   }
 748
 749   RecordAppLaunches(profile_, urls_to_open, tabs);
 750
 751   if (!urls_to_open.empty()) {
 752     // If urls were specified on the command line, use them.
 753     UrlsToTabs(urls_to_open, &tabs);
 754   } else if (pref.type == SessionStartupPref::DEFAULT ||
 755              (is_first_run_ &&
 756               browser_creator_ && !browser_creator_->first_run_tabs_.empty())) {
 757     std::vector<GURL> urls;
 758     AddStartupURLs(&urls);
 759     UrlsToTabs(urls, &tabs);
 760   } else if (pref.type == SessionStartupPref::URLS && !pref.urls.empty() &&
 761              !HasPendingUncleanExit(profile_)) {
 762     // Only use the set of urls specified in preferences if nothing was
 763     // specified on the command line. Filter out any urls that are to be
 764     // restored by virtue of having been previously pinned.
 765     AddUniqueURLs(pref.urls, &tabs);
 766   } else if (pref.type == SessionStartupPref::HOMEPAGE) {
 767     // If 'homepage' selected, either by the user or by a policy, we should
 768     // have migrated them to another value.
 769     NOTREACHED() << "SessionStartupPref has deprecated type HOMEPAGE";
 770   }
 771
 772   if (tabs.empty())
 773     return NULL;
 774
 775   Browser* browser = OpenTabsInBrowser(NULL, true, tabs, desktop_type);
 776   return browser;
 777 }
 778
 779 void StartupBrowserCreatorImpl::AddUniqueURLs(const std::vector<GURL>& urls,
 780                                               StartupTabs* tabs) {
 781   size_t num_existing_tabs = tabs->size();
 782   for (size_t i = 0; i < urls.size(); ++i) {
 783     bool in_tabs = false;
 784     for (size_t j = 0; j < num_existing_tabs; ++j) {
 785       if (urls[i] == (*tabs)[j].url) {
 786         in_tabs = true;
 787         break;
 788       }
 789     }
 790     if (!in_tabs) {
 791       StartupTab tab;
 792       tab.is_pinned = false;
 793       tab.url = urls[i];
 794       tabs->push_back(tab);
 795     }
 796   }
 797 }
 798
 799 Browser* StartupBrowserCreatorImpl::OpenURLsInBrowser(
 800     Browser* browser,
 801     bool process_startup,
 802     const std::vector<GURL>& urls,
 803     chrome::HostDesktopType desktop_type) {
 804   StartupTabs tabs;
 805   UrlsToTabs(urls, &tabs);
 806   return OpenTabsInBrowser(browser, process_startup, tabs, desktop_type);
 807 }
 808
 809 Browser* StartupBrowserCreatorImpl::OpenTabsInBrowser(
 810     Browser* browser,
 811     bool process_startup,
 812     const StartupTabs& tabs,
 813     chrome::HostDesktopType desktop_type) {
 814   DCHECK(!tabs.empty());
 815
 816   // If we don't yet have a profile, try to use the one we're given from
 817   // |browser|. While we may not end up actually using |browser| (since it
 818   // could be a popup window), we can at least use the profile.
 819   if (!profile_ && browser)
 820     profile_ = browser->profile();
 821
 822   if (!browser || !browser->is_type_tabbed()) {
 823     browser = new Browser(Browser::CreateParams(profile_, desktop_type));
 824   } else {
 825 #if defined(TOOLKIT_GTK)
 826     // Setting the time of the last action on the window here allows us to steal
 827     // focus, which is what the user wants when opening a new tab in an existing
 828     // browser window.
 829     gtk_util::SetWMLastUserActionTime(browser->window()->GetNativeWindow());
 830 #endif
 831   }
 832
 833   // In kiosk mode, we want to always be fullscreen, so switch to that now.
 834   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kKioskMode))
 835     chrome::ToggleFullscreenMode(browser);
 836
 837   bool first_tab = true;
 838   ProtocolHandlerRegistry* registry = profile_ ?
 839       ProtocolHandlerRegistryFactory::GetForProfile(profile_) : NULL;
 840   for (size_t i = 0; i < tabs.size(); ++i) {
 841     // We skip URLs that we'd have to launch an external protocol handler for.
 842     // This avoids us getting into an infinite loop asking ourselves to open
 843     // a URL, should the handler be (incorrectly) configured to be us. Anyone
 844     // asking us to open such a URL should really ask the handler directly.
 845     bool handled_by_chrome = ProfileIOData::IsHandledURL(tabs[i].url) ||
 846         (registry && registry->IsHandledProtocol(tabs[i].url.scheme()));
 847     if (!process_startup && !handled_by_chrome)
 848       continue;
 849
 850     int add_types = first_tab ? TabStripModel::ADD_ACTIVE :
 851                                 TabStripModel::ADD_NONE;
 852     add_types |= TabStripModel::ADD_FORCE_INDEX;
 853     if (tabs[i].is_pinned)
 854       add_types |= TabStripModel::ADD_PINNED;
 855
 856     chrome::NavigateParams params(browser, tabs[i].url,
 857                                   content::PAGE_TRANSITION_AUTO_TOPLEVEL);
 858     params.disposition = first_tab ? NEW_FOREGROUND_TAB : NEW_BACKGROUND_TAB;
 859     params.tabstrip_add_types = add_types;
 860     params.extension_app_id = tabs[i].app_id;
 861
 862 #if defined(ENABLE_RLZ)
 863     if (process_startup && google_util::IsGoogleHomePageUrl(tabs[i].url)) {
 864       params.extra_headers = RLZTracker::GetAccessPointHttpHeader(
 865           RLZTracker::CHROME_HOME_PAGE);
 866     }
 867 #endif
 868
 869     chrome::Navigate(&params);
 870
 871     first_tab = false;
 872   }
 873   if (!browser->tab_strip_model()->GetActiveWebContents()) {
 874     // TODO: this is a work around for 110909. Figure out why it's needed.
 875     if (!browser->tab_strip_model()->count())
 876       chrome::AddTabAt(browser, GURL(), -1, true);
 877     else
 878       browser->tab_strip_model()->ActivateTabAt(0, false);
 879   }
 880
 881   // The default behavior is to show the window, as expressed by the default
 882   // value of StartupBrowserCreated::show_main_browser_window_. If this was set
 883   // to true ahead of this place, it means another task must have been spawned
 884   // to take care of that.
 885   if (!browser_creator_ || browser_creator_->show_main_browser_window())
 886     browser->window()->Show();
 887
 888   return browser;
 889 }
 890
 891 void StartupBrowserCreatorImpl::AddInfoBarsIfNecessary(
 892     Browser* browser,
 893     chrome::startup::IsProcessStartup is_process_startup) {
 894   if (!browser || !profile_ || browser->tab_strip_model()->count() == 0)
 895     return;
 896
 897   if (HasPendingUncleanExit(browser->profile()))
 898     SessionCrashedInfoBarDelegate::Create(browser);
 899
 900   // The below info bars are only added to the first profile which is launched.
 901   // Other profiles might be restoring the browsing sessions asynchronously,
 902   // so we cannot add the info bars to the focused tabs here.
 903   if (is_process_startup == chrome::startup::IS_PROCESS_STARTUP &&
 904       !command_line_.HasSwitch(switches::kTestType)) {
 905     chrome::ShowBadFlagsPrompt(browser);
 906     GoogleApiKeysInfoBarDelegate::Create(InfoBarService::FromWebContents(
 907         browser->tab_strip_model()->GetActiveWebContents()));
 908     ObsoleteSystemInfoBarDelegate::Create(InfoBarService::FromWebContents(
 909         browser->tab_strip_model()->GetActiveWebContents()));
 910
 911 #if !defined(OS_CHROMEOS)
 912     if (!command_line_.HasSwitch(switches::kNoDefaultBrowserCheck)) {
 913       // Generally, the default browser prompt should not be shown on first
 914       // run. However, when the set-as-default dialog has been suppressed, we
 915       // need to allow it.
 916       if ((!is_first_run_ ||
 917            (browser_creator_ &&
 918             browser_creator_->is_default_browser_dialog_suppressed())) &&
 919           !chrome::ShowAutolaunchPrompt(browser)) {
 920         chrome::ShowDefaultBrowserPrompt(profile_,
 921                                          browser->host_desktop_type());
 922       }
 923     }
 924 #endif
 925   }
 926 }
 927
 928 void StartupBrowserCreatorImpl::AddStartupURLs(
 929     std::vector<GURL>* startup_urls) const {
 930   // TODO(atwilson): Simplify the logic that decides which tabs to open on
 931   // start-up and make it more consistent. http://crbug.com/248883
 932
 933   // If we have urls specified by the first run master preferences use them
 934   // and nothing else.
 935   if (browser_creator_ && startup_urls->empty()) {
 936     if (!browser_creator_->first_run_tabs_.empty()) {
 937       std::vector<GURL>::iterator it =
 938           browser_creator_->first_run_tabs_.begin();
 939       while (it != browser_creator_->first_run_tabs_.end()) {
 940         // Replace magic names for the actual urls.
 941         if (it->host() == "new_tab_page") {
 942           startup_urls->push_back(GURL(chrome::kChromeUINewTabURL));
 943         } else if (it->host() == "welcome_page") {
 944           startup_urls->push_back(internals::GetWelcomePageURL());
 945         } else {
 946           startup_urls->push_back(*it);
 947         }
 948         ++it;
 949       }
 950       browser_creator_->first_run_tabs_.clear();
 951     }
 952   }
 953
 954   // Otherwise open at least the new tab page (and the welcome page, if this
 955   // is the first time the browser is being started), or the set of URLs
 956   // specified on the command line.
 957   if (startup_urls->empty()) {
 958     startup_urls->push_back(GURL(chrome::kChromeUINewTabURL));
 959     if (first_run::ShouldShowWelcomePage())
 960       startup_urls->push_back(internals::GetWelcomePageURL());
 961   }
 962
 963   if (signin::ShouldShowPromoAtStartup(profile_, is_first_run_)) {
 964     signin::DidShowPromoAtStartup(profile_);
 965
 966     const GURL sync_promo_url = signin::GetPromoURL(signin::SOURCE_START_PAGE,
 967                                                     false);
 968
 969     // No need to add if the sync promo is already in the startup list.
 970     bool add_promo = true;
 971     for (std::vector<GURL>::const_iterator it = startup_urls->begin();
 972          it != startup_urls->end(); ++it) {
 973       if (*it == sync_promo_url) {
 974         add_promo = false;
 975         break;
 976       }
 977     }
 978
 979     if (add_promo) {
 980       // If the first URL is the NTP, replace it with the sync promo. This
 981       // behavior is desired because completing or skipping the sync promo
 982       // causes a redirect to the NTP.
 983       if (!startup_urls->empty() && IsNewTabURL(profile_, startup_urls->at(0)))
 984         startup_urls->at(0) = sync_promo_url;
 985       else
 986         startup_urls->insert(startup_urls->begin(), sync_promo_url);
 987     }
 988   }
 989 }
 990
 991 #if !defined(OS_WIN)
 992 // static
 993 bool StartupBrowserCreatorImpl::OpenStartupURLsInExistingBrowser(
 994     Profile* profile,
 995     const std::vector<GURL>& startup_urls) {
 996   return false;
 997 }
 998 #endif