chrome/browser/ui/startup/startup_browser_creator.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.h"
   6
   7 #include <algorithm>   // For max().
   8 #include <set>
   9
  10 #include "apps/app_load_service.h"
  11 #include "apps/switches.h"
  12 #include "ash/shell.h"
  13 #include "base/bind.h"
  14 #include "base/bind_helpers.h"
  15 #include "base/command_line.h"
  16 #include "base/compiler_specific.h"
  17 #include "base/environment.h"
  18 #include "base/file_util.h"
  19 #include "base/files/file_path.h"
  20 #include "base/lazy_instance.h"
  21 #include "base/logging.h"
  22 #include "base/memory/scoped_ptr.h"
  23 #include "base/metrics/histogram.h"
  24 #include "base/metrics/statistics_recorder.h"
  25 #include "base/path_service.h"
  26 #include "base/prefs/pref_service.h"
  27 #include "base/strings/string_number_conversions.h"
  28 #include "base/strings/string_split.h"
  29 #include "base/strings/utf_string_conversions.h"
  30 #include "base/threading/thread_restrictions.h"
  31 #include "chrome/browser/app_mode/app_mode_utils.h"
  32 #include "chrome/browser/auto_launch_trial.h"
  33 #include "chrome/browser/automation/automation_provider.h"
  34 #include "chrome/browser/automation/automation_provider_list.h"
  35 #include "chrome/browser/automation/testing_automation_provider.h"
  36 #include "chrome/browser/browser_process.h"
  37 #include "chrome/browser/chrome_notification_types.h"
  38 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
  39 #include "chrome/browser/extensions/startup_helper.h"
  40 #include "chrome/browser/extensions/unpacked_installer.h"
  41 #include "chrome/browser/first_run/first_run.h"
  42 #include "chrome/browser/google/google_util.h"
  43 #include "chrome/browser/notifications/desktop_notification_service.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_manager.h"
  48 #include "chrome/browser/profiles/profiles_state.h"
  49 #include "chrome/browser/search_engines/util.h"
  50 #include "chrome/browser/ui/app_list/app_list_service.h"
  51 #include "chrome/browser/ui/browser.h"
  52 #include "chrome/browser/ui/browser_dialogs.h"
  53 #include "chrome/browser/ui/browser_finder.h"
  54 #include "chrome/browser/ui/browser_window.h"
  55 #include "chrome/browser/ui/startup/startup_browser_creator_impl.h"
  56 #include "chrome/common/chrome_constants.h"
  57 #include "chrome/common/chrome_paths.h"
  58 #include "chrome/common/chrome_result_codes.h"
  59 #include "chrome/common/chrome_switches.h"
  60 #include "chrome/common/chrome_version_info.h"
  61 #include "chrome/common/net/url_fixer_upper.h"
  62 #include "chrome/common/pref_names.h"
  63 #include "chrome/common/profile_management_switches.h"
  64 #include "chrome/common/url_constants.h"
  65 #include "chrome/installer/util/browser_distribution.h"
  66 #include "content/public/browser/browser_thread.h"
  67 #include "content/public/browser/child_process_security_policy.h"
  68 #include "content/public/browser/navigation_controller.h"
  69 #include "grit/locale_settings.h"
  70 #include "net/base/net_util.h"
  71 #include "ui/base/l10n/l10n_util.h"
  72 #include "ui/base/resource/resource_bundle.h"
  73
  74 #if defined(OS_CHROMEOS)
  75 #include "chrome/browser/chromeos/app_mode/app_launch_utils.h"
  76 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
  77 #include "chrome/browser/chromeos/login/user_manager.h"
  78 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  79 #include "chromeos/chromeos_switches.h"
  80 #endif
  81
  82 #if defined(TOOLKIT_VIEWS) && defined(OS_LINUX)
  83 #include "ui/events/x/touch_factory_x11.h"
  84 #endif
  85
  86 #if defined(OS_WIN)
  87 #include "chrome/browser/ui/startup/startup_browser_creator_win.h"
  88 #endif
  89
  90 #if defined(ENABLE_FULL_PRINTING)
  91 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
  92 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service_factory.h"
  93 #include "chrome/browser/printing/print_dialog_cloud.h"
  94 #endif
  95
  96 using content::BrowserThread;
  97 using content::ChildProcessSecurityPolicy;
  98
  99 namespace {
 100
 101 // Keeps track on which profiles have been launched.
 102 class ProfileLaunchObserver : public content::NotificationObserver {
 103  public:
 104   ProfileLaunchObserver()
 105       : profile_to_activate_(NULL),
 106         activated_profile_(false) {
 107     registrar_.Add(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
 108                    content::NotificationService::AllSources());
 109     registrar_.Add(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
 110                    content::NotificationService::AllSources());
 111   }
 112   virtual ~ProfileLaunchObserver() {}
 113
 114   virtual void Observe(int type,
 115                        const content::NotificationSource& source,
 116                        const content::NotificationDetails& details) OVERRIDE {
 117     switch (type) {
 118       case chrome::NOTIFICATION_PROFILE_DESTROYED: {
 119         Profile* profile = content::Source<Profile>(source).ptr();
 120         launched_profiles_.erase(profile);
 121         opened_profiles_.erase(profile);
 122         if (profile == profile_to_activate_)
 123           profile_to_activate_ = NULL;
 124         // If this profile was the last launched one without an opened window,
 125         // then we may be ready to activate |profile_to_activate_|.
 126         MaybeActivateProfile();
 127         break;
 128       }
 129       case chrome::NOTIFICATION_BROWSER_WINDOW_READY: {
 130         Browser* browser = content::Source<Browser>(source).ptr();
 131         DCHECK(browser);
 132         opened_profiles_.insert(browser->profile());
 133         MaybeActivateProfile();
 134         break;
 135       }
 136       default:
 137         NOTREACHED();
 138     }
 139   }
 140
 141   bool HasBeenLaunched(const Profile* profile) const {
 142     return launched_profiles_.find(profile) != launched_profiles_.end();
 143   }
 144
 145   void AddLaunched(Profile* profile) {
 146     launched_profiles_.insert(profile);
 147     // Since the startup code only executes for browsers launched in
 148     // desktop mode, i.e., HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
 149     if (chrome::FindBrowserWithProfile(profile,
 150                                        chrome::HOST_DESKTOP_TYPE_NATIVE)) {
 151       // A browser may get opened before we get initialized (e.g., in tests),
 152       // so we never see the NOTIFICATION_BROWSER_WINDOW_READY for it.
 153       opened_profiles_.insert(profile);
 154     }
 155   }
 156
 157   void Clear() {
 158     launched_profiles_.clear();
 159     opened_profiles_.clear();
 160   }
 161
 162   bool activated_profile() { return activated_profile_; }
 163
 164   void set_profile_to_activate(Profile* profile) {
 165     profile_to_activate_ = profile;
 166     MaybeActivateProfile();
 167   }
 168
 169  private:
 170   void MaybeActivateProfile() {
 171     if (!profile_to_activate_)
 172       return;
 173     // Check that browsers have been opened for all the launched profiles.
 174     // Note that browsers opened for profiles that were not added as launched
 175     // profiles are simply ignored.
 176     std::set<const Profile*>::const_iterator i = launched_profiles_.begin();
 177     for (; i != launched_profiles_.end(); ++i) {
 178       if (opened_profiles_.find(*i) == opened_profiles_.end())
 179         return;
 180     }
 181     // Asynchronous post to give a chance to the last window to completely
 182     // open and activate before trying to activate |profile_to_activate_|.
 183     BrowserThread::PostTask(
 184         BrowserThread::UI, FROM_HERE,
 185         base::Bind(&ProfileLaunchObserver::ActivateProfile,
 186                    base::Unretained(this)));
 187     // Avoid posting more than once before ActivateProfile gets called.
 188     registrar_.Remove(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
 189                       content::NotificationService::AllSources());
 190     registrar_.Remove(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
 191                       content::NotificationService::AllSources());
 192   }
 193
 194   void ActivateProfile() {
 195     // We need to test again, in case the profile got deleted in the mean time.
 196     if (profile_to_activate_) {
 197       Browser* browser = chrome::FindBrowserWithProfile(
 198           profile_to_activate_, chrome::HOST_DESKTOP_TYPE_NATIVE);
 199       // |profile| may never get launched, e.g., if it only had
 200       // incognito Windows and one of them was used to exit Chrome.
 201       // So it won't have a browser in that case.
 202       if (browser)
 203         browser->window()->Activate();
 204       // No need try to activate this profile again.
 205       profile_to_activate_ = NULL;
 206     }
 207     // Assign true here, even if no browser was actually activated, so that
 208     // the test can stop waiting, and fail gracefully when needed.
 209     activated_profile_ = true;
 210   }
 211
 212   // These are the profiles that get launched by
 213   // StartupBrowserCreator::LaunchBrowser.
 214   std::set<const Profile*> launched_profiles_;
 215   // These are the profiles for which at least one browser window has been
 216   // opened. This is needed to know when it is safe to activate
 217   // |profile_to_activate_|, otherwise, new browser windows being opened will
 218   // be activated on top of it.
 219   std::set<const Profile*> opened_profiles_;
 220   content::NotificationRegistrar registrar_;
 221   // This is NULL until the profile to activate has been chosen. This value,
 222   // should only be set once all profiles have been launched, otherwise,
 223   // activation may not happen after the launch of newer profiles.
 224   Profile* profile_to_activate_;
 225   // Set once we attempted to activate a profile. We only get one shot at this.
 226   bool activated_profile_;
 227
 228   DISALLOW_COPY_AND_ASSIGN(ProfileLaunchObserver);
 229 };
 230
 231 base::LazyInstance<ProfileLaunchObserver> profile_launch_observer =
 232     LAZY_INSTANCE_INITIALIZER;
 233
 234 // Dumps the current set of the browser process's histograms to |output_file|.
 235 // The file is overwritten if it exists. This function should only be called in
 236 // the blocking pool.
 237 void DumpBrowserHistograms(const base::FilePath& output_file) {
 238   base::ThreadRestrictions::AssertIOAllowed();
 239
 240   std::string output_string(base::StatisticsRecorder::ToJSON(std::string()));
 241   file_util::WriteFile(output_file, output_string.data(),
 242                        static_cast<int>(output_string.size()));
 243 }
 244
 245 }  // namespace
 246
 247 StartupBrowserCreator::StartupBrowserCreator()
 248     : is_default_browser_dialog_suppressed_(false),
 249       show_main_browser_window_(true) {
 250 }
 251
 252 StartupBrowserCreator::~StartupBrowserCreator() {}
 253
 254 // static
 255 bool StartupBrowserCreator::was_restarted_read_ = false;
 256
 257 // static
 258 bool StartupBrowserCreator::in_synchronous_profile_launch_ = false;
 259
 260 void StartupBrowserCreator::AddFirstRunTab(const GURL& url) {
 261   first_run_tabs_.push_back(url);
 262 }
 263
 264 // static
 265 bool StartupBrowserCreator::InSynchronousProfileLaunch() {
 266   return in_synchronous_profile_launch_;
 267 }
 268
 269 bool StartupBrowserCreator::LaunchBrowser(
 270     const CommandLine& command_line,
 271     Profile* profile,
 272     const base::FilePath& cur_dir,
 273     chrome::startup::IsProcessStartup process_startup,
 274     chrome::startup::IsFirstRun is_first_run,
 275     int* return_code) {
 276
 277   in_synchronous_profile_launch_ =
 278       process_startup == chrome::startup::IS_PROCESS_STARTUP;
 279   DCHECK(profile);
 280
 281   // Continue with the incognito profile from here on if Incognito mode
 282   // is forced.
 283   if (IncognitoModePrefs::ShouldLaunchIncognito(command_line,
 284                                                 profile->GetPrefs())) {
 285     profile = profile->GetOffTheRecordProfile();
 286   } else if (command_line.HasSwitch(switches::kIncognito)) {
 287     LOG(WARNING) << "Incognito mode disabled by policy, launching a normal "
 288                  << "browser session.";
 289   }
 290
 291   // Note: This check should have been done in ProcessCmdLineImpl()
 292   // before calling this function. However chromeos/login/login_utils.cc
 293   // calls this function directly (see comments there) so it has to be checked
 294   // again.
 295   const bool silent_launch = command_line.HasSwitch(switches::kSilentLaunch);
 296
 297   if (!silent_launch) {
 298     StartupBrowserCreatorImpl lwp(cur_dir, command_line, this, is_first_run);
 299     const std::vector<GURL> urls_to_launch =
 300         GetURLsFromCommandLine(command_line, cur_dir, profile);
 301     chrome::HostDesktopType host_desktop_type =
 302         chrome::HOST_DESKTOP_TYPE_NATIVE;
 303
 304 #if defined(OS_WIN) && defined(USE_ASH)
 305     // We want to maintain only one type of instance for now, either ASH
 306     // or desktop.
 307     // TODO(shrikant): Remove this code once we decide on running both desktop
 308     // and ASH instances side by side.
 309     if (ash::Shell::HasInstance())
 310       host_desktop_type = chrome::HOST_DESKTOP_TYPE_ASH;
 311 #endif
 312
 313     const bool launched = lwp.Launch(profile, urls_to_launch,
 314                                in_synchronous_profile_launch_,
 315                                host_desktop_type);
 316     in_synchronous_profile_launch_ = false;
 317     if (!launched) {
 318       LOG(ERROR) << "launch error";
 319       if (return_code)
 320         *return_code = chrome::RESULT_CODE_INVALID_CMDLINE_URL;
 321       return false;
 322     }
 323   } else {
 324     in_synchronous_profile_launch_ = false;
 325   }
 326
 327   profile_launch_observer.Get().AddLaunched(profile);
 328
 329 #if defined(OS_CHROMEOS)
 330   g_browser_process->platform_part()->profile_helper()->ProfileStartup(
 331       profile,
 332       process_startup);
 333 #endif
 334   return true;
 335 }
 336
 337 // static
 338 bool StartupBrowserCreator::WasRestarted() {
 339   // Stores the value of the preference kWasRestarted had when it was read.
 340   static bool was_restarted = false;
 341
 342   if (!was_restarted_read_) {
 343     PrefService* pref_service = g_browser_process->local_state();
 344     was_restarted = pref_service->GetBoolean(prefs::kWasRestarted);
 345     pref_service->SetBoolean(prefs::kWasRestarted, false);
 346     was_restarted_read_ = true;
 347   }
 348   return was_restarted;
 349 }
 350
 351 // static
 352 SessionStartupPref StartupBrowserCreator::GetSessionStartupPref(
 353     const CommandLine& command_line,
 354     Profile* profile) {
 355   DCHECK(profile);
 356   PrefService* prefs = profile->GetPrefs();
 357   SessionStartupPref pref = SessionStartupPref::GetStartupPref(prefs);
 358
 359   // IsChromeFirstRun() looks for a sentinel file to determine whether the user
 360   // is starting Chrome for the first time. On Chrome OS, the sentinel is stored
 361   // in a location shared by all users and the check is meaningless. Query the
 362   // UserManager instead to determine whether the user is new.
 363 #if defined(OS_CHROMEOS)
 364   const bool is_first_run = chromeos::UserManager::Get()->IsCurrentUserNew();
 365 #else
 366   const bool is_first_run = first_run::IsChromeFirstRun();
 367 #endif
 368
 369   // The pref has an OS-dependent default value. For the first run only, this
 370   // default is overridden with SessionStartupPref::DEFAULT so that first run
 371   // behavior (sync promo, welcome page) is consistently invoked.
 372   // This applies only if the pref is still at its default and has not been
 373   // set by the user, managed prefs or policy.
 374   if (is_first_run && SessionStartupPref::TypeIsDefault(prefs))
 375     pref.type = SessionStartupPref::DEFAULT;
 376
 377   // The switches::kRestoreLastSession command line switch is used to restore
 378   // sessions after a browser self restart (e.g. after a Chrome upgrade).
 379   // However, new profiles can be created from a browser process that has this
 380   // switch so do not set the session pref to SessionStartupPref::LAST for
 381   // those as there is nothing to restore.
 382   if ((command_line.HasSwitch(switches::kRestoreLastSession) ||
 383        StartupBrowserCreator::WasRestarted()) &&
 384       !profile->IsNewProfile()) {
 385     pref.type = SessionStartupPref::LAST;
 386   }
 387   if (pref.type == SessionStartupPref::LAST &&
 388       IncognitoModePrefs::ShouldLaunchIncognito(command_line, prefs)) {
 389     // We don't store session information when incognito. If the user has
 390     // chosen to restore last session and launched incognito, fallback to
 391     // default launch behavior.
 392     pref.type = SessionStartupPref::DEFAULT;
 393   }
 394
 395   return pref;
 396 }
 397
 398 // static
 399 void StartupBrowserCreator::ClearLaunchedProfilesForTesting() {
 400   profile_launch_observer.Get().Clear();
 401 }
 402
 403 // static
 404 std::vector<GURL> StartupBrowserCreator::GetURLsFromCommandLine(
 405     const CommandLine& command_line,
 406     const base::FilePath& cur_dir,
 407     Profile* profile) {
 408   std::vector<GURL> urls;
 409
 410   const CommandLine::StringVector& params = command_line.GetArgs();
 411   for (size_t i = 0; i < params.size(); ++i) {
 412     base::FilePath param = base::FilePath(params[i]);
 413     // Handle Vista way of searching - "? <search-term>"
 414     if ((param.value().size() > 2) && (param.value()[0] == '?') &&
 415         (param.value()[1] == ' ')) {
 416       GURL url(GetDefaultSearchURLForSearchTerms(
 417           profile, param.LossyDisplayName().substr(2)));
 418       if (url.is_valid()) {
 419         urls.push_back(url);
 420         continue;
 421       }
 422     }
 423
 424     // Otherwise, fall through to treating it as a URL.
 425
 426     // This will create a file URL or a regular URL.
 427     // This call can (in rare circumstances) block the UI thread.
 428     // Allow it until this bug is fixed.
 429     //  http://code.google.com/p/chromium/issues/detail?id=60641
 430     GURL url;
 431     {
 432       base::ThreadRestrictions::ScopedAllowIO allow_io;
 433       url = URLFixerUpper::FixupRelativeFile(cur_dir, param);
 434     }
 435     // Exclude dangerous schemes.
 436     if (url.is_valid()) {
 437       ChildProcessSecurityPolicy* policy =
 438           ChildProcessSecurityPolicy::GetInstance();
 439       if (policy->IsWebSafeScheme(url.scheme()) ||
 440           url.SchemeIs(content::kFileScheme) ||
 441 #if defined(OS_CHROMEOS)
 442           // In ChromeOS, allow a settings page to be specified on the
 443           // command line. See ExistingUserController::OnLoginSuccess.
 444           (url.spec().find(chrome::kChromeUISettingsURL) == 0) ||
 445 #endif
 446           (url.spec().compare(content::kAboutBlankURL) == 0)) {
 447         urls.push_back(url);
 448       }
 449     }
 450   }
 451 #if defined(OS_WIN)
 452   if (urls.empty()) {
 453     // If we are in Windows 8 metro mode and were launched as a result of the
 454     // search charm or via a url navigation in metro, then fetch the
 455     // corresponding url.
 456     GURL url(chrome::GetURLToOpen(profile));
 457     if (url.is_valid())
 458       urls.push_back(url);
 459   }
 460 #endif  // OS_WIN
 461   return urls;
 462 }
 463
 464 // static
 465 bool StartupBrowserCreator::ProcessCmdLineImpl(
 466     const CommandLine& command_line,
 467     const base::FilePath& cur_dir,
 468     bool process_startup,
 469     Profile* last_used_profile,
 470     const Profiles& last_opened_profiles,
 471     int* return_code,
 472     StartupBrowserCreator* browser_creator) {
 473   DCHECK(last_used_profile);
 474   if (process_startup) {
 475     if (command_line.HasSwitch(switches::kDisablePromptOnRepost))
 476       content::NavigationController::DisablePromptOnRepost();
 477   }
 478
 479   bool silent_launch = false;
 480
 481 #if defined(ENABLE_AUTOMATION)
 482   // Look for the testing channel ID ONLY during process startup
 483   if (process_startup &&
 484       command_line.HasSwitch(switches::kTestingChannelID)) {
 485     std::string testing_channel_id = command_line.GetSwitchValueASCII(
 486         switches::kTestingChannelID);
 487     // TODO(sanjeevr) Check if we need to make this a singleton for
 488     // compatibility with the old testing code
 489     // If there are any extra parameters, we expect each one to generate a
 490     // new tab; if there are none then we get one homepage tab.
 491     int expected_tab_count = 1;
 492     if (command_line.HasSwitch(switches::kNoStartupWindow) &&
 493         !command_line.HasSwitch(switches::kAutoLaunchAtStartup)) {
 494       expected_tab_count = 0;
 495 #if defined(OS_CHROMEOS)
 496     // kLoginManager will cause Chrome to start up with the ChromeOS login
 497     // screen instead of a browser window, so it won't load any tabs.
 498     } else if (command_line.HasSwitch(chromeos::switches::kLoginManager)) {
 499       expected_tab_count = 0;
 500 #endif
 501     } else if (command_line.HasSwitch(switches::kRestoreLastSession)) {
 502       std::string restore_session_value(
 503           command_line.GetSwitchValueASCII(switches::kRestoreLastSession));
 504       base::StringToInt(restore_session_value, &expected_tab_count);
 505     } else {
 506       std::vector<GURL> urls_to_open = GetURLsFromCommandLine(
 507           command_line, cur_dir, last_used_profile);
 508       expected_tab_count =
 509           std::max(1, static_cast<int>(urls_to_open.size()));
 510     }
 511     if (!CreateAutomationProvider<TestingAutomationProvider>(
 512         testing_channel_id,
 513         last_used_profile,
 514         static_cast<size_t>(expected_tab_count)))
 515       return false;
 516   }
 517
 518   if (command_line.HasSwitch(switches::kSilentLaunch)) {
 519     std::vector<GURL> urls_to_open = GetURLsFromCommandLine(
 520         command_line, cur_dir, last_used_profile);
 521     size_t expected_tabs =
 522         std::max(static_cast<int>(urls_to_open.size()), 0);
 523     if (expected_tabs == 0)
 524       silent_launch = true;
 525   }
 526
 527   if (command_line.HasSwitch(switches::kAutomationClientChannelID)) {
 528     std::string automation_channel_id = command_line.GetSwitchValueASCII(
 529         switches::kAutomationClientChannelID);
 530     // If there are any extra parameters, we expect each one to generate a
 531     // new tab; if there are none then we have no tabs
 532     std::vector<GURL> urls_to_open = GetURLsFromCommandLine(
 533         command_line, cur_dir, last_used_profile);
 534     size_t expected_tabs =
 535         std::max(static_cast<int>(urls_to_open.size()), 0);
 536     if (expected_tabs == 0)
 537       silent_launch = true;
 538
 539     if (!CreateAutomationProvider<AutomationProvider>(
 540         automation_channel_id, last_used_profile, expected_tabs))
 541       return false;
 542   }
 543 #endif  // defined(ENABLE_AUTOMATION)
 544
 545 #if defined(ENABLE_FULL_PRINTING)
 546   // If we are just displaying a print dialog we shouldn't open browser
 547   // windows.
 548   if (command_line.HasSwitch(switches::kCloudPrintFile) &&
 549       print_dialog_cloud::CreatePrintDialogFromCommandLine(last_used_profile,
 550                                                            command_line)) {
 551     silent_launch = true;
 552   }
 553
 554   // If we are checking the proxy enabled policy, don't open any windows.
 555   if (command_line.HasSwitch(switches::kCheckCloudPrintConnectorPolicy)) {
 556     silent_launch = true;
 557     if (CloudPrintProxyServiceFactory::GetForProfile(last_used_profile)->
 558         EnforceCloudPrintConnectorPolicyAndQuit())
 559       // Success, nothing more needs to be done, so return false to stop
 560       // launching and quit.
 561       return false;
 562   }
 563 #endif  // defined(ENABLE_FULL_PRINTING)
 564
 565   if (command_line.HasSwitch(switches::kExplicitlyAllowedPorts)) {
 566     std::string allowed_ports =
 567         command_line.GetSwitchValueASCII(switches::kExplicitlyAllowedPorts);
 568     net::SetExplicitlyAllowedPorts(allowed_ports);
 569   }
 570
 571   if (command_line.HasSwitch(switches::kInstallFromWebstore)) {
 572     extensions::StartupHelper helper;
 573     helper.InstallFromWebstore(command_line, last_used_profile);
 574     // Nothing more needs to be done, so return false to stop launching and
 575     // quit.
 576     return false;
 577   }
 578
 579   if (command_line.HasSwitch(switches::kValidateCrx)) {
 580     if (!process_startup) {
 581       LOG(ERROR) << "chrome is already running; you must close all running "
 582                  << "instances before running with the --"
 583                  << switches::kValidateCrx << " flag";
 584       return false;
 585     }
 586     extensions::StartupHelper helper;
 587     std::string message;
 588     std::string error;
 589     if (helper.ValidateCrx(command_line, &error))
 590       message = std::string("ValidateCrx Success");
 591     else
 592       message = std::string("ValidateCrx Failure: ") + error;
 593     printf("%s\n", message.c_str());
 594     return false;
 595   }
 596
 597   if (command_line.HasSwitch(switches::kLimitedInstallFromWebstore)) {
 598     extensions::StartupHelper helper;
 599     helper.LimitedInstallFromWebstore(command_line, last_used_profile,
 600                                       base::Bind(&base::DoNothing));
 601   }
 602
 603 #if defined(OS_CHROMEOS)
 604   // The browser will be launched after the user logs in.
 605   if (command_line.HasSwitch(chromeos::switches::kLoginManager) ||
 606       command_line.HasSwitch(chromeos::switches::kLoginPassword)) {
 607     silent_launch = true;
 608   }
 609
 610   if (chrome::IsRunningInAppMode() &&
 611       command_line.HasSwitch(switches::kAppId)) {
 612     chromeos::LaunchAppOrDie(
 613         last_used_profile,
 614         command_line.GetSwitchValueASCII(switches::kAppId));
 615
 616     // Skip browser launch since app mode launches its app window.
 617     silent_launch = true;
 618   }
 619 #endif
 620
 621 #if defined(TOOLKIT_VIEWS) && defined(USE_X11)
 622   ui::TouchFactory::SetTouchDeviceListFromCommandLine();
 623 #endif
 624
 625   if (!process_startup &&
 626       command_line.HasSwitch(switches::kDumpBrowserHistograms)) {
 627     // Only handle --dump-browser-histograms from a rendezvous. In this case, do
 628     // not open a new browser window even if no output file was given.
 629     base::FilePath output_file(
 630         command_line.GetSwitchValuePath(switches::kDumpBrowserHistograms));
 631     if (!output_file.empty()) {
 632       BrowserThread::PostBlockingPoolTask(
 633           FROM_HERE,
 634           base::Bind(&DumpBrowserHistograms, output_file));
 635     }
 636     silent_launch = true;
 637   }
 638
 639   // If we don't want to launch a new browser window or tab (in the case
 640   // of an automation request), we are done here.
 641   if (silent_launch)
 642     return true;
 643
 644   // Check for --load-and-launch-app.
 645   if (command_line.HasSwitch(apps::kLoadAndLaunchApp) &&
 646       !IncognitoModePrefs::ShouldLaunchIncognito(
 647           command_line, last_used_profile->GetPrefs())) {
 648     CommandLine::StringType path = command_line.GetSwitchValueNative(
 649         apps::kLoadAndLaunchApp);
 650
 651     if (!apps::AppLoadService::Get(last_used_profile)->LoadAndLaunch(
 652             base::FilePath(path), command_line, cur_dir)) {
 653       return false;
 654     }
 655
 656     // Return early here since we don't want to open a browser window.
 657     // The exception is when there are no browser windows, since we don't want
 658     // chrome to shut down.
 659     // TODO(jackhou): Do this properly once keep-alive is handled by the
 660     // background page of apps. Tracked at http://crbug.com/175381
 661     if (chrome::GetTotalBrowserCountForProfile(last_used_profile) != 0)
 662       return true;
 663   }
 664
 665   chrome::startup::IsProcessStartup is_process_startup = process_startup ?
 666       chrome::startup::IS_PROCESS_STARTUP :
 667       chrome::startup::IS_NOT_PROCESS_STARTUP;
 668   chrome::startup::IsFirstRun is_first_run = first_run::IsChromeFirstRun() ?
 669       chrome::startup::IS_FIRST_RUN : chrome::startup::IS_NOT_FIRST_RUN;
 670   // |last_opened_profiles| will be empty in the following circumstances:
 671   // - This is the first launch. |last_used_profile| is the initial profile.
 672   // - The user exited the browser by closing all windows for all
 673   // profiles. |last_used_profile| is the profile which owned the last open
 674   // window.
 675   // - Only incognito windows were open when the browser exited.
 676   // |last_used_profile| is the last used incognito profile. Restoring it will
 677   // create a browser window for the corresponding original profile.
 678   if (last_opened_profiles.empty()) {
 679     // If the last used profile was a guest, show the user manager instead.
 680     if (switches::IsNewProfileManagement() &&
 681         last_used_profile->IsGuestSession()) {
 682       chrome::ShowUserManager(base::FilePath());
 683       return true;
 684     }
 685     if (!browser_creator->LaunchBrowser(command_line, last_used_profile,
 686                                         cur_dir, is_process_startup,
 687                                         is_first_run, return_code)) {
 688       return false;
 689     }
 690   } else {
 691     // Launch the last used profile with the full command line, and the other
 692     // opened profiles without the URLs to launch.
 693     CommandLine command_line_without_urls(command_line.GetProgram());
 694     const CommandLine::SwitchMap& switches = command_line.GetSwitches();
 695     for (CommandLine::SwitchMap::const_iterator switch_it = switches.begin();
 696          switch_it != switches.end(); ++switch_it) {
 697       command_line_without_urls.AppendSwitchNative(switch_it->first,
 698                                                    switch_it->second);
 699     }
 700     // Launch the profiles in the order they became active.
 701     for (Profiles::const_iterator it = last_opened_profiles.begin();
 702          it != last_opened_profiles.end(); ++it) {
 703       // Don't launch additional profiles which would only open a new tab
 704       // page. When restarting after an update, all profiles will reopen last
 705       // open pages.
 706       SessionStartupPref startup_pref =
 707           GetSessionStartupPref(command_line, *it);
 708       if (*it != last_used_profile &&
 709           startup_pref.type == SessionStartupPref::DEFAULT &&
 710           !HasPendingUncleanExit(*it))
 711         continue;
 712
 713       // Don't re-open a browser window for the guest profile.
 714       if (switches::IsNewProfileManagement() &&
 715           (*it)->IsGuestSession())
 716         continue;
 717
 718       if (!browser_creator->LaunchBrowser((*it == last_used_profile) ?
 719           command_line : command_line_without_urls, *it, cur_dir,
 720           is_process_startup, is_first_run, return_code))
 721         return false;
 722       // We've launched at least one browser.
 723       is_process_startup = chrome::startup::IS_NOT_PROCESS_STARTUP;
 724     }
 725     // This must be done after all profiles have been launched so the observer
 726     // knows about all profiles to wait for before activating this one.
 727
 728     // If the last used profile was the guest one, we didn't open it so
 729     // we don't need to activate it either.
 730     if (!switches::IsNewProfileManagement() &&
 731         !last_used_profile->IsGuestSession())
 732       profile_launch_observer.Get().set_profile_to_activate(last_used_profile);
 733   }
 734   return true;
 735 }
 736
 737 template <class AutomationProviderClass>
 738 bool StartupBrowserCreator::CreateAutomationProvider(
 739     const std::string& channel_id,
 740     Profile* profile,
 741     size_t expected_tabs) {
 742 #if defined(ENABLE_AUTOMATION)
 743   scoped_refptr<AutomationProviderClass> automation =
 744       new AutomationProviderClass(profile);
 745   if (!automation->InitializeChannel(channel_id))
 746     return false;
 747   automation->SetExpectedTabCount(expected_tabs);
 748
 749   AutomationProviderList* list = g_browser_process->GetAutomationProviderList();
 750   DCHECK(list);
 751   list->AddProvider(automation.get());
 752 #endif  // defined(ENABLE_AUTOMATION)
 753
 754   return true;
 755 }
 756
 757 // static
 758 void StartupBrowserCreator::ProcessCommandLineOnProfileCreated(
 759     const CommandLine& command_line,
 760     const base::FilePath& cur_dir,
 761     Profile* profile,
 762     Profile::CreateStatus status) {
 763   if (status == Profile::CREATE_STATUS_INITIALIZED)
 764     ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
 765                        NULL);
 766 }
 767
 768 // static
 769 void StartupBrowserCreator::ProcessCommandLineAlreadyRunning(
 770     const CommandLine& command_line,
 771     const base::FilePath& cur_dir,
 772     const base::FilePath& profile_path) {
 773   ProfileManager* profile_manager = g_browser_process->profile_manager();
 774   Profile* profile = profile_manager->GetProfileByPath(profile_path);
 775
 776   // The profile isn't loaded yet and so needs to be loaded asynchronously.
 777   if (!profile) {
 778     profile_manager->CreateProfileAsync(profile_path,
 779         base::Bind(&StartupBrowserCreator::ProcessCommandLineOnProfileCreated,
 780                    command_line, cur_dir), base::string16(), base::string16(),
 781                    std::string());
 782     return;
 783   }
 784
 785   ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
 786                      NULL);
 787 }
 788
 789 // static
 790 bool StartupBrowserCreator::ActivatedProfile() {
 791   return profile_launch_observer.Get().activated_profile();
 792 }
 793
 794 bool HasPendingUncleanExit(Profile* profile) {
 795   return profile->GetLastSessionExitType() == Profile::EXIT_CRASHED &&
 796       !profile_launch_observer.Get().HasBeenLaunched(profile);
 797 }
 798
 799 base::FilePath GetStartupProfilePath(const base::FilePath& user_data_dir,
 800                                      const CommandLine& command_line) {
 801   // If we are showing the app list then chrome isn't shown so load the app
 802   // list's profile rather than chrome's.
 803   if (command_line.HasSwitch(switches::kShowAppList)) {
 804     return AppListService::Get(chrome::HOST_DESKTOP_TYPE_NATIVE)->
 805         GetProfilePath(user_data_dir);
 806   }
 807
 808   if (command_line.HasSwitch(switches::kProfileDirectory)) {
 809     return user_data_dir.Append(
 810         command_line.GetSwitchValuePath(switches::kProfileDirectory));
 811   }
 812
 813   return g_browser_process->profile_manager()->GetLastUsedProfileDir(
 814       user_data_dir);
 815 }