chrome/installer/setup/install.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/installer/setup/install.h"
   6
   7 #include <windows.h>
   8 #include <shlobj.h>
   9 #include <time.h>
  10
  11 #include <string>
  12
  13 #include "base/command_line.h"
  14 #include "base/file_util.h"
  15 #include "base/files/file_path.h"
  16 #include "base/logging.h"
  17 #include "base/memory/scoped_ptr.h"
  18 #include "base/numerics/safe_conversions.h"
  19 #include "base/path_service.h"
  20 #include "base/process/launch.h"
  21 #include "base/strings/string_util.h"
  22 #include "base/strings/stringprintf.h"
  23 #include "base/strings/utf_string_conversions.h"
  24 #include "base/win/shortcut.h"
  25 #include "base/win/windows_version.h"
  26 #include "chrome/common/chrome_constants.h"
  27 #include "chrome/common/chrome_switches.h"
  28 #include "chrome/installer/launcher_support/chrome_launcher_support.h"
  29 #include "chrome/installer/setup/install_worker.h"
  30 #include "chrome/installer/setup/setup_constants.h"
  31 #include "chrome/installer/util/auto_launch_util.h"
  32 #include "chrome/installer/util/browser_distribution.h"
  33 #include "chrome/installer/util/create_reg_key_work_item.h"
  34 #include "chrome/installer/util/delete_after_reboot_helper.h"
  35 #include "chrome/installer/util/google_update_constants.h"
  36 #include "chrome/installer/util/helper.h"
  37 #include "chrome/installer/util/install_util.h"
  38 #include "chrome/installer/util/master_preferences.h"
  39 #include "chrome/installer/util/master_preferences_constants.h"
  40 #include "chrome/installer/util/set_reg_value_work_item.h"
  41 #include "chrome/installer/util/shell_util.h"
  42 #include "chrome/installer/util/util_constants.h"
  43 #include "chrome/installer/util/work_item_list.h"
  44
  45 using base::ASCIIToUTF16;
  46 using base::UTF16ToUTF8;
  47 using installer::InstallerState;
  48 using installer::InstallationState;
  49 using installer::Product;
  50
  51 namespace {
  52
  53 void LogShortcutOperation(ShellUtil::ShortcutLocation location,
  54                           BrowserDistribution* dist,
  55                           const ShellUtil::ShortcutProperties& properties,
  56                           ShellUtil::ShortcutOperation operation,
  57                           bool failed) {
  58   // ShellUtil::SHELL_SHORTCUT_UPDATE_EXISTING should not be used at install and
  59   // thus this method does not handle logging a message for it.
  60   DCHECK(operation != ShellUtil::SHELL_SHORTCUT_UPDATE_EXISTING);
  61   std::string message;
  62   if (failed)
  63     message.append("Failed: ");
  64   message.append(
  65       (operation == ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS ||
  66        operation == ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL) ?
  67       "Creating " : "Overwriting ");
  68   if (failed && operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING)
  69     message.append("(maybe the shortcut doesn't exist?) ");
  70   message.append((properties.level == ShellUtil::CURRENT_USER) ? "per-user " :
  71                                                                  "all-users ");
  72   switch (location) {
  73     case ShellUtil::SHORTCUT_LOCATION_DESKTOP:
  74       message.append("Desktop ");
  75       break;
  76     case ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH:
  77       message.append("Quick Launch ");
  78       break;
  79     case ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR:
  80       message.append("Start menu/" +
  81                      UTF16ToUTF8(dist->GetStartMenuShortcutSubfolder(
  82                                      BrowserDistribution::SUBFOLDER_CHROME)) +
  83                       " ");
  84       break;
  85     case ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_APPS_DIR:
  86       message.append("Start menu/" +
  87                      UTF16ToUTF8(dist->GetStartMenuShortcutSubfolder(
  88                                      BrowserDistribution::SUBFOLDER_APPS)) +
  89                      " ");
  90       break;
  91     default:
  92       NOTREACHED();
  93   }
  94
  95   message.push_back('"');
  96   if (properties.has_shortcut_name())
  97     message.append(UTF16ToUTF8(properties.shortcut_name));
  98   else
  99     message.append(UTF16ToUTF8(dist->GetDisplayName()));
 100   message.push_back('"');
 101
 102   message.append(" shortcut to ");
 103   message.append(UTF16ToUTF8(properties.target.value()));
 104   if (properties.has_arguments())
 105     message.append(UTF16ToUTF8(properties.arguments));
 106
 107   if (properties.pin_to_taskbar &&
 108       base::win::GetVersion() >= base::win::VERSION_WIN7) {
 109     message.append(" and pinning to the taskbar.");
 110   } else {
 111     message.push_back('.');
 112   }
 113
 114   if (failed)
 115     LOG(WARNING) << message;
 116   else
 117     VLOG(1) << message;
 118 }
 119
 120 void ExecuteAndLogShortcutOperation(
 121     ShellUtil::ShortcutLocation location,
 122     BrowserDistribution* dist,
 123     const ShellUtil::ShortcutProperties& properties,
 124     ShellUtil::ShortcutOperation operation) {
 125   LogShortcutOperation(location, dist, properties, operation, false);
 126   if (!ShellUtil::CreateOrUpdateShortcut(location, dist, properties,
 127                                          operation)) {
 128     LogShortcutOperation(location, dist, properties, operation, true);
 129   }
 130 }
 131
 132 void AddChromeToMediaPlayerList() {
 133   base::string16 reg_path(installer::kMediaPlayerRegPath);
 134   // registry paths can also be appended like file system path
 135   reg_path.push_back(base::FilePath::kSeparators[0]);
 136   reg_path.append(installer::kChromeExe);
 137   VLOG(1) << "Adding Chrome to Media player list at " << reg_path;
 138   scoped_ptr<WorkItem> work_item(WorkItem::CreateCreateRegKeyWorkItem(
 139       HKEY_LOCAL_MACHINE, reg_path));
 140
 141   // if the operation fails we log the error but still continue
 142   if (!work_item.get()->Do())
 143     LOG(ERROR) << "Could not add Chrome to media player inclusion list.";
 144 }
 145
 146 // Copy master_preferences file provided to installer, in the same folder
 147 // as chrome.exe so Chrome first run can find it. This function will be called
 148 // only on the first install of Chrome.
 149 void CopyPreferenceFileForFirstRun(const InstallerState& installer_state,
 150                                    const base::FilePath& prefs_source_path) {
 151   base::FilePath prefs_dest_path(installer_state.target_path().AppendASCII(
 152       installer::kDefaultMasterPrefs));
 153   if (!base::CopyFile(prefs_source_path, prefs_dest_path)) {
 154     VLOG(1) << "Failed to copy master preferences from:"
 155             << prefs_source_path.value() << " gle: " << ::GetLastError();
 156   }
 157 }
 158
 159 // This function installs a new version of Chrome to the specified location.
 160 //
 161 // setup_path: Path to the executable (setup.exe) as it will be copied
 162 //           to Chrome install folder after install is complete
 163 // archive_path: Path to the archive (chrome.7z) as it will be copied
 164 //               to Chrome install folder after install is complete
 165 // src_path: the path that contains a complete and unpacked Chrome package
 166 //           to be installed.
 167 // temp_path: the path of working directory used during installation. This path
 168 //            does not need to exist.
 169 // new_version: new Chrome version that needs to be installed
 170 // current_version: returns the current active version (if any)
 171 //
 172 // This function makes best effort to do installation in a transactional
 173 // manner. If failed it tries to rollback all changes on the file system
 174 // and registry. For example, if package exists before calling the
 175 // function, it rolls back all new file and directory changes under
 176 // package. If package does not exist before calling the function
 177 // (typical new install), the function creates package during install
 178 // and removes the whole directory during rollback.
 179 installer::InstallStatus InstallNewVersion(
 180     const InstallationState& original_state,
 181     const InstallerState& installer_state,
 182     const base::FilePath& setup_path,
 183     const base::FilePath& archive_path,
 184     const base::FilePath& src_path,
 185     const base::FilePath& temp_path,
 186     const Version& new_version,
 187     scoped_ptr<Version>* current_version) {
 188   DCHECK(current_version);
 189
 190   installer_state.UpdateStage(installer::BUILDING);
 191
 192   current_version->reset(installer_state.GetCurrentVersion(original_state));
 193   scoped_ptr<WorkItemList> install_list(WorkItem::CreateWorkItemList());
 194
 195   AddInstallWorkItems(original_state,
 196                       installer_state,
 197                       setup_path,
 198                       archive_path,
 199                       src_path,
 200                       temp_path,
 201                       current_version->get(),
 202                       new_version,
 203                       install_list.get());
 204
 205   base::FilePath new_chrome_exe(
 206       installer_state.target_path().Append(installer::kChromeNewExe));
 207
 208   installer_state.UpdateStage(installer::EXECUTING);
 209
 210   if (!install_list->Do()) {
 211     installer_state.UpdateStage(installer::ROLLINGBACK);
 212     installer::InstallStatus result =
 213         base::PathExists(new_chrome_exe) && current_version->get() &&
 214         new_version.Equals(*current_version->get()) ?
 215         installer::SAME_VERSION_REPAIR_FAILED :
 216         installer::INSTALL_FAILED;
 217     LOG(ERROR) << "Install failed, rolling back... result: " << result;
 218     install_list->Rollback();
 219     LOG(ERROR) << "Rollback complete. ";
 220     return result;
 221   }
 222
 223   installer_state.UpdateStage(installer::REFRESHING_POLICY);
 224
 225   installer::RefreshElevationPolicy();
 226
 227   if (!current_version->get()) {
 228     VLOG(1) << "First install of version " << new_version.GetString();
 229     return installer::FIRST_INSTALL_SUCCESS;
 230   }
 231
 232   if (new_version.Equals(**current_version)) {
 233     VLOG(1) << "Install repaired of version " << new_version.GetString();
 234     return installer::INSTALL_REPAIRED;
 235   }
 236
 237   if (new_version.CompareTo(**current_version) > 0) {
 238     if (base::PathExists(new_chrome_exe)) {
 239       VLOG(1) << "Version updated to " << new_version.GetString()
 240               << " while running " << (*current_version)->GetString();
 241       return installer::IN_USE_UPDATED;
 242     }
 243     VLOG(1) << "Version updated to " << new_version.GetString();
 244     return installer::NEW_VERSION_UPDATED;
 245   }
 246
 247   LOG(ERROR) << "Not sure how we got here while updating"
 248              << ", new version: " << new_version.GetString()
 249              << ", old version: " << (*current_version)->GetString();
 250
 251   return installer::INSTALL_FAILED;
 252 }
 253
 254 // Deletes the old "Uninstall Google Chrome" shortcut in the Start menu and, if
 255 // this is a system-level install, also deletes the old Default user Quick
 256 // Launch shortcut. Both of these were created prior to Chrome 24; in Chrome 24,
 257 // the uninstall shortcut was removed and the Default user Quick Launch shortcut
 258 // was replaced by per-user shortcuts created via Active Setup.
 259 void CleanupLegacyShortcuts(const InstallerState& installer_state,
 260                             BrowserDistribution* dist,
 261                             const base::FilePath& chrome_exe) {
 262   ShellUtil::ShellChange shortcut_level = installer_state.system_install() ?
 263       ShellUtil::SYSTEM_LEVEL : ShellUtil::CURRENT_USER;
 264   base::FilePath uninstall_shortcut_path;
 265   ShellUtil::GetShortcutPath(ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR,
 266                              dist, shortcut_level, &uninstall_shortcut_path);
 267   uninstall_shortcut_path = uninstall_shortcut_path.Append(
 268       dist->GetUninstallLinkName() + installer::kLnkExt);
 269   base::DeleteFile(uninstall_shortcut_path, false);
 270
 271   if (installer_state.system_install()) {
 272     ShellUtil::RemoveShortcuts(
 273         ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH, dist,
 274         ShellUtil::SYSTEM_LEVEL, chrome_exe);
 275   }
 276 }
 277
 278 // Returns the appropriate shortcut operations for App Launcher,
 279 // based on state of installation and master_preferences.
 280 installer::InstallShortcutOperation GetAppLauncherShortcutOperation(
 281     const InstallationState& original_state,
 282     const InstallerState& installer_state) {
 283   const installer::ProductState* original_app_host_state =
 284       original_state.GetProductState(installer_state.system_install(),
 285                                      BrowserDistribution::CHROME_APP_HOST);
 286   bool app_launcher_exists = original_app_host_state &&
 287       original_app_host_state->uninstall_command()
 288           .HasSwitch(installer::switches::kChromeAppLauncher);
 289   if (!app_launcher_exists)
 290     return installer::INSTALL_SHORTCUT_CREATE_ALL;
 291
 292   return installer::INSTALL_SHORTCUT_REPLACE_EXISTING;
 293 }
 294
 295 }  // end namespace
 296
 297 namespace installer {
 298
 299 void EscapeXmlAttributeValueInSingleQuotes(base::string16* att_value) {
 300   base::ReplaceChars(*att_value, L"&", L"&amp;", att_value);
 301   base::ReplaceChars(*att_value, L"'", L"&apos;", att_value);
 302   base::ReplaceChars(*att_value, L"<", L"&lt;", att_value);
 303 }
 304
 305 bool CreateVisualElementsManifest(const base::FilePath& src_path,
 306                                   const Version& version) {
 307   // Construct the relative path to the versioned VisualElements directory.
 308   base::string16 elements_dir(ASCIIToUTF16(version.GetString()));
 309   elements_dir.push_back(base::FilePath::kSeparators[0]);
 310   elements_dir.append(installer::kVisualElements);
 311
 312   // Some distributions of Chromium may not include visual elements. Only
 313   // proceed if this distribution does.
 314   if (!base::PathExists(src_path.Append(elements_dir))) {
 315     VLOG(1) << "No visual elements found, not writing "
 316             << installer::kVisualElementsManifest << " to " << src_path.value();
 317     return true;
 318   } else {
 319     // A printf_p-style format string for generating the visual elements
 320     // manifest. Required arguments, in order, are:
 321     //   - Localized display name for the product.
 322     //   - Relative path to the VisualElements directory.
 323     static const char kManifestTemplate[] =
 324         "<Application>\r\n"
 325         "  <VisualElements\r\n"
 326         "      DisplayName='%1$ls'\r\n"
 327         "      Logo='%2$ls\\Logo.png'\r\n"
 328         "      SmallLogo='%2$ls\\SmallLogo.png'\r\n"
 329         "      ForegroundText='light'\r\n"
 330         "      BackgroundColor='#323232'>\r\n"
 331         "    <DefaultTile ShowName='allLogos'/>\r\n"
 332         "    <SplashScreen Image='%2$ls\\splash-620x300.png'/>\r\n"
 333         "  </VisualElements>\r\n"
 334         "</Application>";
 335
 336     const base::string16 manifest_template(ASCIIToUTF16(kManifestTemplate));
 337
 338     BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution(
 339         BrowserDistribution::CHROME_BROWSER);
 340     // TODO(grt): http://crbug.com/75152 Write a reference to a localized
 341     // resource for |display_name|.
 342     base::string16 display_name(dist->GetDisplayName());
 343     EscapeXmlAttributeValueInSingleQuotes(&display_name);
 344
 345     // Fill the manifest with the desired values.
 346     base::string16 manifest16(base::StringPrintf(
 347         manifest_template.c_str(), display_name.c_str(), elements_dir.c_str()));
 348
 349     // Write the manifest to |src_path|.
 350     const std::string manifest(UTF16ToUTF8(manifest16));
 351     int size = base::checked_cast<int>(manifest.size());
 352     if (base::WriteFile(
 353         src_path.Append(installer::kVisualElementsManifest),
 354             manifest.c_str(), size) == size) {
 355       VLOG(1) << "Successfully wrote " << installer::kVisualElementsManifest
 356               << " to " << src_path.value();
 357       return true;
 358     } else {
 359       PLOG(ERROR) << "Error writing " << installer::kVisualElementsManifest
 360                   << " to " << src_path.value();
 361       return false;
 362     }
 363   }
 364 }
 365
 366 void CreateOrUpdateShortcuts(
 367     const base::FilePath& target,
 368     const Product& product,
 369     const MasterPreferences& prefs,
 370     InstallShortcutLevel install_level,
 371     InstallShortcutOperation install_operation) {
 372   bool do_not_create_any_shortcuts = false;
 373   prefs.GetBool(master_preferences::kDoNotCreateAnyShortcuts,
 374                 &do_not_create_any_shortcuts);
 375   if (do_not_create_any_shortcuts)
 376     return;
 377
 378   // Extract shortcut preferences from |prefs|.
 379   bool do_not_create_desktop_shortcut = false;
 380   bool do_not_create_quick_launch_shortcut = false;
 381   bool do_not_create_taskbar_shortcut = false;
 382   bool alternate_desktop_shortcut = false;
 383   prefs.GetBool(master_preferences::kDoNotCreateDesktopShortcut,
 384                 &do_not_create_desktop_shortcut);
 385   prefs.GetBool(master_preferences::kDoNotCreateQuickLaunchShortcut,
 386                 &do_not_create_quick_launch_shortcut);
 387   prefs.GetBool(master_preferences::kDoNotCreateTaskbarShortcut,
 388                 &do_not_create_taskbar_shortcut);
 389   prefs.GetBool(master_preferences::kAltShortcutText,
 390                 &alternate_desktop_shortcut);
 391
 392   BrowserDistribution* dist = product.distribution();
 393
 394   // The default operation on update is to overwrite shortcuts with the
 395   // currently desired properties, but do so only for shortcuts that still
 396   // exist.
 397   ShellUtil::ShortcutOperation shortcut_operation;
 398   switch (install_operation) {
 399     case INSTALL_SHORTCUT_CREATE_ALL:
 400       shortcut_operation = ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS;
 401       break;
 402     case INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL:
 403       shortcut_operation = ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL;
 404       break;
 405     default:
 406       DCHECK(install_operation == INSTALL_SHORTCUT_REPLACE_EXISTING);
 407       shortcut_operation = ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING;
 408       break;
 409   }
 410
 411   // Shortcuts are always installed per-user unless specified.
 412   ShellUtil::ShellChange shortcut_level = (install_level == ALL_USERS ?
 413       ShellUtil::SYSTEM_LEVEL : ShellUtil::CURRENT_USER);
 414
 415   // |base_properties|: The basic properties to set on every shortcut installed
 416   // (to be refined on a per-shortcut basis).
 417   ShellUtil::ShortcutProperties base_properties(shortcut_level);
 418   product.AddDefaultShortcutProperties(target, &base_properties);
 419
 420   if (!do_not_create_desktop_shortcut ||
 421       shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
 422     ShellUtil::ShortcutProperties desktop_properties(base_properties);
 423     if (alternate_desktop_shortcut) {
 424       desktop_properties.set_shortcut_name(
 425           dist->GetShortcutName(
 426               BrowserDistribution::SHORTCUT_CHROME_ALTERNATE));
 427     }
 428     ExecuteAndLogShortcutOperation(
 429         ShellUtil::SHORTCUT_LOCATION_DESKTOP, dist, desktop_properties,
 430         shortcut_operation);
 431
 432     // On update there is no harm in always trying to update the alternate
 433     // Desktop shortcut.
 434     if (!alternate_desktop_shortcut &&
 435         shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
 436       desktop_properties.set_shortcut_name(
 437           dist->GetShortcutName(
 438               BrowserDistribution::SHORTCUT_CHROME_ALTERNATE));
 439       ExecuteAndLogShortcutOperation(
 440           ShellUtil::SHORTCUT_LOCATION_DESKTOP, dist, desktop_properties,
 441           shortcut_operation);
 442     }
 443   }
 444
 445   if (!do_not_create_quick_launch_shortcut ||
 446       shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
 447     // There is no such thing as an all-users Quick Launch shortcut, always
 448     // install the per-user shortcut.
 449     ShellUtil::ShortcutProperties quick_launch_properties(base_properties);
 450     quick_launch_properties.level = ShellUtil::CURRENT_USER;
 451     ExecuteAndLogShortcutOperation(
 452         ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH, dist,
 453         quick_launch_properties, shortcut_operation);
 454   }
 455
 456   ShellUtil::ShortcutProperties start_menu_properties(base_properties);
 457   // IMPORTANT: Only the default (no arguments and default browserappid) browser
 458   // shortcut in the Start menu (Start screen on Win8+) should be made dual
 459   // mode.
 460   start_menu_properties.set_dual_mode(true);
 461   if (!do_not_create_taskbar_shortcut &&
 462       (shortcut_operation == ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS ||
 463        shortcut_operation ==
 464            ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL)) {
 465     start_menu_properties.set_pin_to_taskbar(true);
 466   }
 467   ExecuteAndLogShortcutOperation(
 468       ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR, dist,
 469       start_menu_properties, shortcut_operation);
 470 }
 471
 472 void RegisterChromeOnMachine(const InstallerState& installer_state,
 473                              const Product& product,
 474                              bool make_chrome_default) {
 475   DCHECK(product.is_chrome());
 476
 477   // Try to add Chrome to Media Player shim inclusion list. We don't do any
 478   // error checking here because this operation will fail if user doesn't
 479   // have admin rights and we want to ignore the error.
 480   AddChromeToMediaPlayerList();
 481
 482   // Make Chrome the default browser if desired when possible. Otherwise, only
 483   // register it with Windows.
 484   BrowserDistribution* dist = product.distribution();
 485   const base::string16 chrome_exe(
 486       installer_state.target_path().Append(installer::kChromeExe).value());
 487   VLOG(1) << "Registering Chrome as browser: " << chrome_exe;
 488   if (make_chrome_default && ShellUtil::CanMakeChromeDefaultUnattended()) {
 489     int level = ShellUtil::CURRENT_USER;
 490     if (installer_state.system_install())
 491       level = level | ShellUtil::SYSTEM_LEVEL;
 492     ShellUtil::MakeChromeDefault(dist, level, chrome_exe, true);
 493   } else {
 494     ShellUtil::RegisterChromeBrowser(dist, chrome_exe, base::string16(), false);
 495   }
 496 }
 497
 498 InstallStatus InstallOrUpdateProduct(
 499     const InstallationState& original_state,
 500     const InstallerState& installer_state,
 501     const base::FilePath& setup_path,
 502     const base::FilePath& archive_path,
 503     const base::FilePath& install_temp_path,
 504     const base::FilePath& src_path,
 505     const base::FilePath& prefs_path,
 506     const MasterPreferences& prefs,
 507     const Version& new_version) {
 508   DCHECK(!installer_state.products().empty());
 509
 510   // TODO(robertshield): Removing the pending on-reboot moves should be done
 511   // elsewhere.
 512   // Remove any scheduled MOVEFILE_DELAY_UNTIL_REBOOT entries in the target of
 513   // this installation. These may have been added during a previous uninstall of
 514   // the same version.
 515   LOG_IF(ERROR, !RemoveFromMovesPendingReboot(installer_state.target_path()))
 516       << "Error accessing pending moves value.";
 517
 518   // Create VisualElementManifest.xml in |src_path| (if required) so that it
 519   // looks as if it had been extracted from the archive when calling
 520   // InstallNewVersion() below.
 521   installer_state.UpdateStage(installer::CREATING_VISUAL_MANIFEST);
 522   CreateVisualElementsManifest(src_path, new_version);
 523
 524   scoped_ptr<Version> existing_version;
 525   InstallStatus result = InstallNewVersion(original_state, installer_state,
 526       setup_path, archive_path, src_path, install_temp_path, new_version,
 527       &existing_version);
 528
 529   // TODO(robertshield): Everything below this line should instead be captured
 530   // by WorkItems.
 531   if (!InstallUtil::GetInstallReturnCode(result)) {
 532     installer_state.UpdateStage(installer::UPDATING_CHANNELS);
 533
 534     // Update the modifiers on the channel values for the product(s) being
 535     // installed and for the binaries in case of multi-install.
 536     installer_state.UpdateChannels();
 537
 538     installer_state.UpdateStage(installer::COPYING_PREFERENCES_FILE);
 539
 540     if (result == FIRST_INSTALL_SUCCESS && !prefs_path.empty())
 541       CopyPreferenceFileForFirstRun(installer_state, prefs_path);
 542
 543     installer_state.UpdateStage(installer::CREATING_SHORTCUTS);
 544
 545     const Product* app_launcher_product =
 546         installer_state.FindProduct(BrowserDistribution::CHROME_APP_HOST);
 547     // Creates shortcuts for App Launcher.
 548     if (app_launcher_product) {
 549       // TODO(huangs): Remove this check once we have system-level App Host.
 550       DCHECK(!installer_state.system_install());
 551       const base::FilePath app_host_exe(
 552           installer_state.target_path().Append(kChromeAppHostExe));
 553       InstallShortcutOperation app_launcher_shortcut_operation =
 554           GetAppLauncherShortcutOperation(original_state, installer_state);
 555
 556       // Always install per-user shortcuts for App Launcher.
 557       CreateOrUpdateShortcuts(app_host_exe, *app_launcher_product, prefs,
 558                               CURRENT_USER, app_launcher_shortcut_operation);
 559     }
 560
 561     const Product* chrome_product =
 562         installer_state.FindProduct(BrowserDistribution::CHROME_BROWSER);
 563     // Creates shortcuts for Chrome.
 564     if (chrome_product) {
 565       BrowserDistribution* chrome_dist = chrome_product->distribution();
 566       const base::FilePath chrome_exe(
 567           installer_state.target_path().Append(kChromeExe));
 568       CleanupLegacyShortcuts(installer_state, chrome_dist, chrome_exe);
 569
 570       // Install per-user shortcuts on user-level installs and all-users
 571       // shortcuts on system-level installs. Note that Active Setup will take
 572       // care of installing missing per-user shortcuts on system-level install
 573       // (i.e., quick launch, taskbar pin, and possibly deleted all-users
 574       // shortcuts).
 575       InstallShortcutLevel install_level = installer_state.system_install() ?
 576           ALL_USERS : CURRENT_USER;
 577
 578       InstallShortcutOperation install_operation =
 579           INSTALL_SHORTCUT_REPLACE_EXISTING;
 580       if (result == installer::FIRST_INSTALL_SUCCESS ||
 581           result == installer::INSTALL_REPAIRED ||
 582           !original_state.GetProductState(installer_state.system_install(),
 583                                           chrome_dist->GetType())) {
 584         // Always create the shortcuts on a new install, a repair install, and
 585         // when the Chrome product is being added to the current install.
 586         install_operation = INSTALL_SHORTCUT_CREATE_ALL;
 587       }
 588
 589       CreateOrUpdateShortcuts(chrome_exe, *chrome_product, prefs, install_level,
 590                               install_operation);
 591     }
 592
 593     if (chrome_product) {
 594       // Register Chrome and, if requested, make Chrome the default browser.
 595       installer_state.UpdateStage(installer::REGISTERING_CHROME);
 596
 597       bool make_chrome_default = false;
 598       prefs.GetBool(master_preferences::kMakeChromeDefault,
 599                     &make_chrome_default);
 600
 601       // If this is not the user's first Chrome install, but they have chosen
 602       // Chrome to become their default browser on the download page, we must
 603       // force it here because the master_preferences file will not get copied
 604       // into the build.
 605       bool force_chrome_default_for_user = false;
 606       if (result == NEW_VERSION_UPDATED ||
 607           result == INSTALL_REPAIRED) {
 608         prefs.GetBool(master_preferences::kMakeChromeDefaultForUser,
 609                       &force_chrome_default_for_user);
 610       }
 611
 612       RegisterChromeOnMachine(installer_state, *chrome_product,
 613           make_chrome_default || force_chrome_default_for_user);
 614
 615       // Configure auto-launch.
 616       if (result == FIRST_INSTALL_SUCCESS) {
 617         installer_state.UpdateStage(installer::CONFIGURE_AUTO_LAUNCH);
 618
 619         // Add auto-launch key if specified in master_preferences.
 620         bool auto_launch_chrome = false;
 621         prefs.GetBool(
 622             installer::master_preferences::kAutoLaunchChrome,
 623             &auto_launch_chrome);
 624         if (auto_launch_chrome) {
 625           auto_launch_util::EnableForegroundStartAtLogin(
 626               ASCIIToUTF16(chrome::kInitialProfile),
 627               installer_state.target_path());
 628         }
 629       }
 630     }
 631
 632     installer_state.UpdateStage(installer::REMOVING_OLD_VERSIONS);
 633
 634     installer_state.RemoveOldVersionDirectories(
 635         new_version,
 636         existing_version.get(),
 637         install_temp_path);
 638   }
 639
 640   return result;
 641 }
 642
 643 void HandleOsUpgradeForBrowser(const InstallerState& installer_state,
 644                                const Product& chrome) {
 645   DCHECK(chrome.is_chrome());
 646   // Upon upgrading to Windows 8, we need to fix Chrome shortcuts and register
 647   // Chrome, so that Metro Chrome would work if Chrome is the default browser.
 648   if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
 649     VLOG(1) << "Updating and registering shortcuts.";
 650     // Read master_preferences copied beside chrome.exe at install.
 651     MasterPreferences prefs(
 652         installer_state.target_path().AppendASCII(kDefaultMasterPrefs));
 653
 654     // Unfortunately, if this is a system-level install, we can't update the
 655     // shortcuts of each individual user (this only matters if this is an OS
 656     // upgrade from XP/Vista to Win7+ as some properties are only set on
 657     // shortcuts as of Win7).
 658     // At least attempt to update potentially existing all-users shortcuts.
 659     InstallShortcutLevel level = installer_state.system_install() ?
 660         ALL_USERS : CURRENT_USER;
 661     base::FilePath chrome_exe(installer_state.target_path().Append(kChromeExe));
 662     CreateOrUpdateShortcuts(
 663         chrome_exe, chrome, prefs, level, INSTALL_SHORTCUT_REPLACE_EXISTING);
 664     RegisterChromeOnMachine(installer_state, chrome, false);
 665   }
 666 }
 667
 668 // NOTE: Should the work done here, on Active Setup, change: kActiveSetupVersion
 669 // in install_worker.cc needs to be increased for Active Setup to invoke this
 670 // again for all users of this install.
 671 void HandleActiveSetupForBrowser(const base::FilePath& installation_root,
 672                                  const Product& chrome,
 673                                  bool force) {
 674   DCHECK(chrome.is_chrome());
 675   // Only create shortcuts on Active Setup if the first run sentinel is not
 676   // present for this user (as some shortcuts used to be installed on first
 677   // run and this could otherwise re-install shortcuts for users that have
 678   // already deleted them in the past).
 679   // Decide whether to create the shortcuts or simply replace existing
 680   // shortcuts; if the decision is to create them, only shortcuts whose matching
 681   // all-users shortcut isn't present on the system will be created.
 682   InstallShortcutOperation install_operation =
 683       (!force && InstallUtil::IsFirstRunSentinelPresent() ?
 684            INSTALL_SHORTCUT_REPLACE_EXISTING :
 685            INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL);
 686
 687   // Read master_preferences copied beside chrome.exe at install.
 688   MasterPreferences prefs(installation_root.AppendASCII(kDefaultMasterPrefs));
 689   base::FilePath chrome_exe(installation_root.Append(kChromeExe));
 690   CreateOrUpdateShortcuts(
 691       chrome_exe, chrome, prefs, CURRENT_USER, install_operation);
 692 }
 693
 694 bool InstallFromWebstore(const std::string& app_code) {
 695   base::FilePath app_host_path(chrome_launcher_support::GetAnyAppHostPath());
 696   if (app_host_path.empty())
 697     return false;
 698
 699   CommandLine cmd(app_host_path);
 700   cmd.AppendSwitchASCII(::switches::kInstallFromWebstore, app_code);
 701   VLOG(1) << "App install command: " << cmd.GetCommandLineString();
 702   return base::LaunchProcess(cmd, base::LaunchOptions(), NULL);
 703 }
 704
 705 }  // namespace installer