// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/installer/setup/install.h"
#include <windows.h>
#include <shlobj.h>
#include <time.h>
#include <string>
#include "base/command_line.h"
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/path_service.h"
#include "base/process/launch.h"
#include "base/safe_numerics.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/win/shortcut.h"
#include "base/win/windows_version.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/installer/launcher_support/chrome_launcher_support.h"
#include "chrome/installer/setup/install_worker.h"
#include "chrome/installer/setup/setup_constants.h"
#include "chrome/installer/util/auto_launch_util.h"
#include "chrome/installer/util/browser_distribution.h"
#include "chrome/installer/util/create_reg_key_work_item.h"
#include "chrome/installer/util/delete_after_reboot_helper.h"
#include "chrome/installer/util/google_update_constants.h"
#include "chrome/installer/util/helper.h"
#include "chrome/installer/util/install_util.h"
#include "chrome/installer/util/master_preferences.h"
#include "chrome/installer/util/master_preferences_constants.h"
#include "chrome/installer/util/set_reg_value_work_item.h"
#include "chrome/installer/util/shell_util.h"
#include "chrome/installer/util/util_constants.h"
#include "chrome/installer/util/work_item_list.h"
// Build-time generated include file.
#include "registered_dlls.h" // NOLINT
using installer::InstallerState;
using installer::InstallationState;
using installer::Product;
namespace {
void LogShortcutOperation(ShellUtil::ShortcutLocation location,
BrowserDistribution* dist,
const ShellUtil::ShortcutProperties& properties,
ShellUtil::ShortcutOperation operation,
bool failed) {
// ShellUtil::SHELL_SHORTCUT_UPDATE_EXISTING should not be used at install and
// thus this method does not handle logging a message for it.
DCHECK(operation != ShellUtil::SHELL_SHORTCUT_UPDATE_EXISTING);
std::string message;
if (failed)
message.append("Failed: ");
message.append(
(operation == ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS ||
operation == ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL) ?
"Creating " : "Overwriting ");
if (failed && operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING)
message.append("(maybe the shortcut doesn't exist?) ");
message.append((properties.level == ShellUtil::CURRENT_USER) ? "per-user " :
"all-users ");
switch (location) {
case ShellUtil::SHORTCUT_LOCATION_DESKTOP:
message.append("Desktop ");
break;
case ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH:
message.append("Quick Launch ");
break;
case ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR:
message.append("Start menu/" +
UTF16ToUTF8(dist->GetStartMenuShortcutSubfolder(
BrowserDistribution::SUBFOLDER_CHROME)) +
" ");
break;
case ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_APPS_DIR:
message.append("Start menu/" +
UTF16ToUTF8(dist->GetStartMenuShortcutSubfolder(
BrowserDistribution::SUBFOLDER_APPS)) +
" ");
break;
default:
NOTREACHED();
}
message.push_back('"');
if (properties.has_shortcut_name())
message.append(UTF16ToUTF8(properties.shortcut_name));
else
message.append(UTF16ToUTF8(dist->GetDisplayName()));
message.push_back('"');
message.append(" shortcut to ");
message.append(UTF16ToUTF8(properties.target.value()));
if (properties.has_arguments())
message.append(UTF16ToUTF8(properties.arguments));
if (properties.pin_to_taskbar &&
base::win::GetVersion() >= base::win::VERSION_WIN7) {
message.append(" and pinning to the taskbar.");
} else {
message.push_back('.');
}
if (failed)
LOG(WARNING) << message;
else
VLOG(1) << message;
}
void ExecuteAndLogShortcutOperation(
ShellUtil::ShortcutLocation location,
BrowserDistribution* dist,
const ShellUtil::ShortcutProperties& properties,
ShellUtil::ShortcutOperation operation) {
LogShortcutOperation(location, dist, properties, operation, false);
if (!ShellUtil::CreateOrUpdateShortcut(location, dist, properties,
operation)) {
LogShortcutOperation(location, dist, properties, operation, true);
}
}
void AddChromeToMediaPlayerList() {
string16 reg_path(installer::kMediaPlayerRegPath);
// registry paths can also be appended like file system path
reg_path.push_back(base::FilePath::kSeparators[0]);
reg_path.append(installer::kChromeExe);
VLOG(1) << "Adding Chrome to Media player list at " << reg_path;
scoped_ptr<WorkItem> work_item(WorkItem::CreateCreateRegKeyWorkItem(
HKEY_LOCAL_MACHINE, reg_path));
// if the operation fails we log the error but still continue
if (!work_item.get()->Do())
LOG(ERROR) << "Could not add Chrome to media player inclusion list.";
}
// Copy master_preferences file provided to installer, in the same folder
// as chrome.exe so Chrome first run can find it. This function will be called
// only on the first install of Chrome.
void CopyPreferenceFileForFirstRun(const InstallerState& installer_state,
const base::FilePath& prefs_source_path) {
base::FilePath prefs_dest_path(installer_state.target_path().AppendASCII(
installer::kDefaultMasterPrefs));
if (!base::CopyFile(prefs_source_path, prefs_dest_path)) {
VLOG(1) << "Failed to copy master preferences from:"
<< prefs_source_path.value() << " gle: " << ::GetLastError();
}
}
// This function installs a new version of Chrome to the specified location.
//
// setup_path: Path to the executable (setup.exe) as it will be copied
// to Chrome install folder after install is complete
// archive_path: Path to the archive (chrome.7z) as it will be copied
// to Chrome install folder after install is complete
// src_path: the path that contains a complete and unpacked Chrome package
// to be installed.
// temp_path: the path of working directory used during installation. This path
// does not need to exist.
// new_version: new Chrome version that needs to be installed
// current_version: returns the current active version (if any)
//
// This function makes best effort to do installation in a transactional
// manner. If failed it tries to rollback all changes on the file system
// and registry. For example, if package exists before calling the
// function, it rolls back all new file and directory changes under
// package. If package does not exist before calling the function
// (typical new install), the function creates package during install
// and removes the whole directory during rollback.
installer::InstallStatus InstallNewVersion(
const InstallationState& original_state,
const InstallerState& installer_state,
const base::FilePath& setup_path,
const base::FilePath& archive_path,
const base::FilePath& src_path,
const base::FilePath& temp_path,
const Version& new_version,
scoped_ptr<Version>* current_version) {
DCHECK(current_version);
installer_state.UpdateStage(installer::BUILDING);
current_version->reset(installer_state.GetCurrentVersion(original_state));
scoped_ptr<WorkItemList> install_list(WorkItem::CreateWorkItemList());
AddInstallWorkItems(original_state,
installer_state,
setup_path,
archive_path,
src_path,
temp_path,
current_version->get(),
new_version,
install_list.get());
base::FilePath new_chrome_exe(
installer_state.target_path().Append(installer::kChromeNewExe));
installer_state.UpdateStage(installer::EXECUTING);
if (!install_list->Do()) {
installer_state.UpdateStage(installer::ROLLINGBACK);
installer::InstallStatus result =
base::PathExists(new_chrome_exe) && current_version->get() &&
new_version.Equals(*current_version->get()) ?
installer::SAME_VERSION_REPAIR_FAILED :
installer::INSTALL_FAILED;
LOG(ERROR) << "Install failed, rolling back... result: " << result;
install_list->Rollback();
LOG(ERROR) << "Rollback complete. ";
return result;
}
installer_state.UpdateStage(installer::REFRESHING_POLICY);
installer::RefreshElevationPolicy();
if (!current_version->get()) {
VLOG(1) << "First install of version " << new_version.GetString();
return installer::FIRST_INSTALL_SUCCESS;
}
if (new_version.Equals(**current_version)) {
VLOG(1) << "Install repaired of version " << new_version.GetString();
return installer::INSTALL_REPAIRED;
}
if (new_version.CompareTo(**current_version) > 0) {
if (base::PathExists(new_chrome_exe)) {
VLOG(1) << "Version updated to " << new_version.GetString()
<< " while running " << (*current_version)->GetString();
return installer::IN_USE_UPDATED;
}
VLOG(1) << "Version updated to " << new_version.GetString();
return installer::NEW_VERSION_UPDATED;
}
LOG(ERROR) << "Not sure how we got here while updating"
<< ", new version: " << new_version.GetString()
<< ", old version: " << (*current_version)->GetString();
return installer::INSTALL_FAILED;
}
// Deletes the old "Uninstall Google Chrome" shortcut in the Start menu and, if
// this is a system-level install, also deletes the old Default user Quick
// Launch shortcut. Both of these were created prior to Chrome 24; in Chrome 24,
// the uninstall shortcut was removed and the Default user Quick Launch shortcut
// was replaced by per-user shortcuts created via Active Setup.
void CleanupLegacyShortcuts(const InstallerState& installer_state,
BrowserDistribution* dist,
const base::FilePath& chrome_exe) {
ShellUtil::ShellChange shortcut_level = installer_state.system_install() ?
ShellUtil::SYSTEM_LEVEL : ShellUtil::CURRENT_USER;
base::FilePath uninstall_shortcut_path;
ShellUtil::GetShortcutPath(ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR,
dist, shortcut_level, &uninstall_shortcut_path);
uninstall_shortcut_path = uninstall_shortcut_path.Append(
dist->GetUninstallLinkName() + installer::kLnkExt);
base::DeleteFile(uninstall_shortcut_path, false);
if (installer_state.system_install()) {
ShellUtil::RemoveShortcuts(
ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH, dist,
ShellUtil::SYSTEM_LEVEL, chrome_exe);
}
}
// Returns the appropriate shortcut operations for App Launcher,
// based on state of installation and master_preferences.
installer::InstallShortcutOperation GetAppLauncherShortcutOperation(
const InstallationState& original_state,
const InstallerState& installer_state) {
const installer::ProductState* original_app_host_state =
original_state.GetProductState(installer_state.system_install(),
BrowserDistribution::CHROME_APP_HOST);
bool app_launcher_exists = original_app_host_state &&
original_app_host_state->uninstall_command()
.HasSwitch(installer::switches::kChromeAppLauncher);
if (!app_launcher_exists)
return installer::INSTALL_SHORTCUT_CREATE_ALL;
return installer::INSTALL_SHORTCUT_REPLACE_EXISTING;
}
} // end namespace
namespace installer {
void EscapeXmlAttributeValueInSingleQuotes(string16* att_value) {
base::ReplaceChars(*att_value, L"&", L"&", att_value);
base::ReplaceChars(*att_value, L"'", L"'", att_value);
base::ReplaceChars(*att_value, L"<", L"<", att_value);
}
bool CreateVisualElementsManifest(const base::FilePath& src_path,
const Version& version) {
// Construct the relative path to the versioned VisualElements directory.
string16 elements_dir(ASCIIToUTF16(version.GetString()));
elements_dir.push_back(base::FilePath::kSeparators[0]);
elements_dir.append(installer::kVisualElements);
// Some distributions of Chromium may not include visual elements. Only
// proceed if this distribution does.
if (!base::PathExists(src_path.Append(elements_dir))) {
VLOG(1) << "No visual elements found, not writing "
<< installer::kVisualElementsManifest << " to " << src_path.value();
return true;
} else {
// A printf_p-style format string for generating the visual elements
// manifest. Required arguments, in order, are:
// - Localized display name for the product.
// - Relative path to the VisualElements directory.
static const char kManifestTemplate[] =
"<Application>\r\n"
" <VisualElements\r\n"
" DisplayName='%1$ls'\r\n"
" Logo='%2$ls\\Logo.png'\r\n"
" SmallLogo='%2$ls\\SmallLogo.png'\r\n"
" ForegroundText='light'\r\n"
" BackgroundColor='#323232'>\r\n"
" <DefaultTile ShowName='allLogos'/>\r\n"
" <SplashScreen Image='%2$ls\\splash-620x300.png'/>\r\n"
" </VisualElements>\r\n"
"</Application>";
const string16 manifest_template(ASCIIToUTF16(kManifestTemplate));
BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution(
BrowserDistribution::CHROME_BROWSER);
// TODO(grt): http://crbug.com/75152 Write a reference to a localized
// resource for |display_name|.
string16 display_name(dist->GetDisplayName());
EscapeXmlAttributeValueInSingleQuotes(&display_name);
// Fill the manifest with the desired values.
string16 manifest16(base::StringPrintf(manifest_template.c_str(),
display_name.c_str(),
elements_dir.c_str()));
// Write the manifest to |src_path|.
const std::string manifest(UTF16ToUTF8(manifest16));
int size = base::checked_numeric_cast<int>(manifest.size());
if (file_util::WriteFile(
src_path.Append(installer::kVisualElementsManifest),
manifest.c_str(), size) == size) {
VLOG(1) << "Successfully wrote " << installer::kVisualElementsManifest
<< " to " << src_path.value();
return true;
} else {
PLOG(ERROR) << "Error writing " << installer::kVisualElementsManifest
<< " to " << src_path.value();
return false;
}
}
}
void CreateOrUpdateShortcuts(
const base::FilePath& target,
const Product& product,
const MasterPreferences& prefs,
InstallShortcutLevel install_level,
InstallShortcutOperation install_operation) {
bool do_not_create_any_shortcuts = false;
prefs.GetBool(master_preferences::kDoNotCreateAnyShortcuts,
&do_not_create_any_shortcuts);
if (do_not_create_any_shortcuts)
return;
// Extract shortcut preferences from |prefs|.
bool do_not_create_desktop_shortcut = false;
bool do_not_create_quick_launch_shortcut = false;
bool do_not_create_taskbar_shortcut = false;
bool alternate_desktop_shortcut = false;
prefs.GetBool(master_preferences::kDoNotCreateDesktopShortcut,
&do_not_create_desktop_shortcut);
prefs.GetBool(master_preferences::kDoNotCreateQuickLaunchShortcut,
&do_not_create_quick_launch_shortcut);
prefs.GetBool(master_preferences::kDoNotCreateTaskbarShortcut,
&do_not_create_taskbar_shortcut);
prefs.GetBool(master_preferences::kAltShortcutText,
&alternate_desktop_shortcut);
BrowserDistribution* dist = product.distribution();
// The default operation on update is to overwrite shortcuts with the
// currently desired properties, but do so only for shortcuts that still
// exist.
ShellUtil::ShortcutOperation shortcut_operation;
switch (install_operation) {
case INSTALL_SHORTCUT_CREATE_ALL:
shortcut_operation = ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS;
break;
case INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL:
shortcut_operation = ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL;
break;
default:
DCHECK(install_operation == INSTALL_SHORTCUT_REPLACE_EXISTING);
shortcut_operation = ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING;
break;
}
// Shortcuts are always installed per-user unless specified.
ShellUtil::ShellChange shortcut_level = (install_level == ALL_USERS ?
ShellUtil::SYSTEM_LEVEL : ShellUtil::CURRENT_USER);
// |base_properties|: The basic properties to set on every shortcut installed
// (to be refined on a per-shortcut basis).
ShellUtil::ShortcutProperties base_properties(shortcut_level);
product.AddDefaultShortcutProperties(target, &base_properties);
if (!do_not_create_desktop_shortcut ||
shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
ShellUtil::ShortcutProperties desktop_properties(base_properties);
if (alternate_desktop_shortcut) {
desktop_properties.set_shortcut_name(
dist->GetShortcutName(
BrowserDistribution::SHORTCUT_CHROME_ALTERNATE));
}
ExecuteAndLogShortcutOperation(
ShellUtil::SHORTCUT_LOCATION_DESKTOP, dist, desktop_properties,
shortcut_operation);
// On update there is no harm in always trying to update the alternate
// Desktop shortcut.
if (!alternate_desktop_shortcut &&
shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
desktop_properties.set_shortcut_name(
dist->GetShortcutName(
BrowserDistribution::SHORTCUT_CHROME_ALTERNATE));
ExecuteAndLogShortcutOperation(
ShellUtil::SHORTCUT_LOCATION_DESKTOP, dist, desktop_properties,
shortcut_operation);
}
}
if (!do_not_create_quick_launch_shortcut ||
shortcut_operation == ShellUtil::SHELL_SHORTCUT_REPLACE_EXISTING) {
// There is no such thing as an all-users Quick Launch shortcut, always
// install the per-user shortcut.
ShellUtil::ShortcutProperties quick_launch_properties(base_properties);
quick_launch_properties.level = ShellUtil::CURRENT_USER;
ExecuteAndLogShortcutOperation(
ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH, dist,
quick_launch_properties, shortcut_operation);
}
ShellUtil::ShortcutProperties start_menu_properties(base_properties);
// IMPORTANT: Only the default (no arguments and default browserappid) browser
// shortcut in the Start menu (Start screen on Win8+) should be made dual
// mode.
start_menu_properties.set_dual_mode(true);
if (!do_not_create_taskbar_shortcut &&
(shortcut_operation == ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS ||
shortcut_operation ==
ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL)) {
start_menu_properties.set_pin_to_taskbar(true);
}
ExecuteAndLogShortcutOperation(
ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR, dist,
start_menu_properties, shortcut_operation);
}
void RegisterChromeOnMachine(const InstallerState& installer_state,
const Product& product,
bool make_chrome_default) {
DCHECK(product.is_chrome());
// Try to add Chrome to Media Player shim inclusion list. We don't do any
// error checking here because this operation will fail if user doesn't
// have admin rights and we want to ignore the error.
AddChromeToMediaPlayerList();
// Make Chrome the default browser if desired when possible. Otherwise, only
// register it with Windows.
BrowserDistribution* dist = product.distribution();
const string16 chrome_exe(
installer_state.target_path().Append(installer::kChromeExe).value());
VLOG(1) << "Registering Chrome as browser: " << chrome_exe;
if (make_chrome_default && ShellUtil::CanMakeChromeDefaultUnattended()) {
int level = ShellUtil::CURRENT_USER;
if (installer_state.system_install())
level = level | ShellUtil::SYSTEM_LEVEL;
ShellUtil::MakeChromeDefault(dist, level, chrome_exe, true);
} else {
ShellUtil::RegisterChromeBrowser(dist, chrome_exe, string16(), false);
}
}
InstallStatus InstallOrUpdateProduct(
const InstallationState& original_state,
const InstallerState& installer_state,
const base::FilePath& setup_path,
const base::FilePath& archive_path,
const base::FilePath& install_temp_path,
const base::FilePath& src_path,
const base::FilePath& prefs_path,
const MasterPreferences& prefs,
const Version& new_version) {
DCHECK(!installer_state.products().empty());
// TODO(robertshield): Removing the pending on-reboot moves should be done
// elsewhere.
// Remove any scheduled MOVEFILE_DELAY_UNTIL_REBOOT entries in the target of
// this installation. These may have been added during a previous uninstall of
// the same version.
LOG_IF(ERROR, !RemoveFromMovesPendingReboot(installer_state.target_path()))
<< "Error accessing pending moves value.";
// Create VisualElementManifest.xml in |src_path| (if required) so that it
// looks as if it had been extracted from the archive when calling
// InstallNewVersion() below.
installer_state.UpdateStage(installer::CREATING_VISUAL_MANIFEST);
CreateVisualElementsManifest(src_path, new_version);
scoped_ptr<Version> existing_version;
InstallStatus result = InstallNewVersion(original_state, installer_state,
setup_path, archive_path, src_path, install_temp_path, new_version,
&existing_version);
// TODO(robertshield): Everything below this line should instead be captured
// by WorkItems.
if (!InstallUtil::GetInstallReturnCode(result)) {
installer_state.UpdateStage(installer::UPDATING_CHANNELS);
// Update the modifiers on the channel values for the product(s) being
// installed and for the binaries in case of multi-install.
installer_state.UpdateChannels();
installer_state.UpdateStage(installer::COPYING_PREFERENCES_FILE);
if (result == FIRST_INSTALL_SUCCESS && !prefs_path.empty())
CopyPreferenceFileForFirstRun(installer_state, prefs_path);
installer_state.UpdateStage(installer::CREATING_SHORTCUTS);
const Product* app_launcher_product =
installer_state.FindProduct(BrowserDistribution::CHROME_APP_HOST);
// Creates shortcuts for App Launcher.
if (app_launcher_product) {
// TODO(huangs): Remove this check once we have system-level App Host.
DCHECK(!installer_state.system_install());
const base::FilePath app_host_exe(
installer_state.target_path().Append(kChromeAppHostExe));
InstallShortcutOperation app_launcher_shortcut_operation =
GetAppLauncherShortcutOperation(original_state, installer_state);
// Always install per-user shortcuts for App Launcher.
CreateOrUpdateShortcuts(app_host_exe, *app_launcher_product, prefs,
CURRENT_USER, app_launcher_shortcut_operation);
}
const Product* chrome_product =
installer_state.FindProduct(BrowserDistribution::CHROME_BROWSER);
// Creates shortcuts for Chrome.
if (chrome_product) {
BrowserDistribution* chrome_dist = chrome_product->distribution();
const base::FilePath chrome_exe(
installer_state.target_path().Append(kChromeExe));
CleanupLegacyShortcuts(installer_state, chrome_dist, chrome_exe);
// Install per-user shortcuts on user-level installs and all-users
// shortcuts on system-level installs. Note that Active Setup will take
// care of installing missing per-user shortcuts on system-level install
// (i.e., quick launch, taskbar pin, and possibly deleted all-users
// shortcuts).
InstallShortcutLevel install_level = installer_state.system_install() ?
ALL_USERS : CURRENT_USER;
InstallShortcutOperation install_operation =
INSTALL_SHORTCUT_REPLACE_EXISTING;
if (result == installer::FIRST_INSTALL_SUCCESS ||
result == installer::INSTALL_REPAIRED ||
!original_state.GetProductState(installer_state.system_install(),
chrome_dist->GetType())) {
// Always create the shortcuts on a new install, a repair install, and
// when the Chrome product is being added to the current install.
install_operation = INSTALL_SHORTCUT_CREATE_ALL;
}
CreateOrUpdateShortcuts(chrome_exe, *chrome_product, prefs, install_level,
install_operation);
}
if (chrome_product) {
// Register Chrome and, if requested, make Chrome the default browser.
installer_state.UpdateStage(installer::REGISTERING_CHROME);
bool make_chrome_default = false;
prefs.GetBool(master_preferences::kMakeChromeDefault,
&make_chrome_default);
// If this is not the user's first Chrome install, but they have chosen
// Chrome to become their default browser on the download page, we must
// force it here because the master_preferences file will not get copied
// into the build.
bool force_chrome_default_for_user = false;
if (result == NEW_VERSION_UPDATED ||
result == INSTALL_REPAIRED) {
prefs.GetBool(master_preferences::kMakeChromeDefaultForUser,
&force_chrome_default_for_user);
}
RegisterChromeOnMachine(installer_state, *chrome_product,
make_chrome_default || force_chrome_default_for_user);
// Configure auto-launch.
if (result == FIRST_INSTALL_SUCCESS) {
installer_state.UpdateStage(installer::CONFIGURE_AUTO_LAUNCH);
// Add auto-launch key if specified in master_preferences.
bool auto_launch_chrome = false;
prefs.GetBool(
installer::master_preferences::kAutoLaunchChrome,
&auto_launch_chrome);
if (auto_launch_chrome) {
auto_launch_util::EnableForegroundStartAtLogin(
ASCIIToUTF16(chrome::kInitialProfile),
installer_state.target_path());
}
}
}
installer_state.UpdateStage(installer::REMOVING_OLD_VERSIONS);
installer_state.RemoveOldVersionDirectories(
new_version,
existing_version.get(),
install_temp_path);
}
return result;
}
void HandleOsUpgradeForBrowser(const InstallerState& installer_state,
const Product& chrome) {
DCHECK(chrome.is_chrome());
// Upon upgrading to Windows 8, we need to fix Chrome shortcuts and register
// Chrome, so that Metro Chrome would work if Chrome is the default browser.
if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
VLOG(1) << "Updating and registering shortcuts.";
// Read master_preferences copied beside chrome.exe at install.
MasterPreferences prefs(
installer_state.target_path().AppendASCII(kDefaultMasterPrefs));
// Unfortunately, if this is a system-level install, we can't update the
// shortcuts of each individual user (this only matters if this is an OS
// upgrade from XP/Vista to Win7+ as some properties are only set on
// shortcuts as of Win7).
// At least attempt to update potentially existing all-users shortcuts.
InstallShortcutLevel level = installer_state.system_install() ?
ALL_USERS : CURRENT_USER;
base::FilePath chrome_exe(installer_state.target_path().Append(kChromeExe));
CreateOrUpdateShortcuts(
chrome_exe, chrome, prefs, level, INSTALL_SHORTCUT_REPLACE_EXISTING);
RegisterChromeOnMachine(installer_state, chrome, false);
}
}
// NOTE: Should the work done here, on Active Setup, change: kActiveSetupVersion
// in install_worker.cc needs to be increased for Active Setup to invoke this
// again for all users of this install.
void HandleActiveSetupForBrowser(const base::FilePath& installation_root,
const Product& chrome,
bool force) {
DCHECK(chrome.is_chrome());
// Only create shortcuts on Active Setup if the first run sentinel is not
// present for this user (as some shortcuts used to be installed on first
// run and this could otherwise re-install shortcuts for users that have
// already deleted them in the past).
base::FilePath first_run_sentinel;
InstallUtil::GetSentinelFilePath(
chrome::kFirstRunSentinel, chrome.distribution(), &first_run_sentinel);
// Decide whether to create the shortcuts or simply replace existing
// shortcuts; if the decision is to create them, only shortcuts whose matching
// all-users shortcut isn't present on the system will be created.
InstallShortcutOperation install_operation =
(!force && base::PathExists(first_run_sentinel) ?
INSTALL_SHORTCUT_REPLACE_EXISTING :
INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL);
// Read master_preferences copied beside chrome.exe at install.
MasterPreferences prefs(installation_root.AppendASCII(kDefaultMasterPrefs));
base::FilePath chrome_exe(installation_root.Append(kChromeExe));
CreateOrUpdateShortcuts(
chrome_exe, chrome, prefs, CURRENT_USER, install_operation);
}
bool InstallFromWebstore(const std::string& app_code) {
base::FilePath app_host_path(chrome_launcher_support::GetAnyAppHostPath());
if (app_host_path.empty())
return false;
CommandLine cmd(app_host_path);
cmd.AppendSwitchASCII(::switches::kInstallFromWebstore, app_code);
VLOG(1) << "App install command: " << cmd.GetCommandLineString();
return base::LaunchProcess(cmd, base::LaunchOptions(), NULL);
}
} // namespace installer