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// Copyright 2013 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 "cloud_print/common/win/install_utils.h"
#include <windows.h>
#include "base/command_line.h"
#include "base/file_util.h"
#include "base/file_version_info_win.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/process/launch.h"
#include "base/win/registry.h"
namespace cloud_print {
namespace {
// Google Update related constants.
const wchar_t kClientsKey[] = L"SOFTWARE\\Google\\Update\\Clients\\";
const wchar_t kClientStateKey[] = L"SOFTWARE\\Google\\Update\\ClientState\\";
const wchar_t* kUsageKey = L"dr";
const wchar_t kVersionKey[] = L"pv";
const wchar_t kNameKey[] = L"name";
const DWORD kInstallerResultFailedCustomError = 1;
const wchar_t kRegValueInstallerResult[] = L"InstallerResult";
const wchar_t kRegValueInstallerResultUIString[] = L"InstallerResultUIString";
// Uninstall related constants.
const wchar_t kUninstallKey[] =
L"Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\";
const wchar_t kInstallLocation[] = L"InstallLocation";
const wchar_t kUninstallString[] = L"UninstallString";
const wchar_t kDisplayVersion[] = L"DisplayVersion";
const wchar_t kDisplayIcon[] = L"DisplayIcon";
const wchar_t kDisplayName[] = L"DisplayName";
const wchar_t kPublisher[] = L"Publisher";
const wchar_t kNoModify[] = L"NoModify";
const wchar_t kNoRepair[] = L"NoRepair";
} // namespace
void SetGoogleUpdateKeys(const string16& product_id,
const string16& product_name) {
base::win::RegKey key;
if (key.Create(HKEY_LOCAL_MACHINE,
(cloud_print::kClientsKey + product_id).c_str(),
KEY_SET_VALUE) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to open key";
}
// Get the version from the resource file.
string16 version_string;
scoped_ptr<FileVersionInfo> version_info(
FileVersionInfo::CreateFileVersionInfoForCurrentModule());
if (version_info.get()) {
FileVersionInfoWin* version_info_win =
static_cast<FileVersionInfoWin*>(version_info.get());
version_string = version_info_win->product_version();
} else {
LOG(ERROR) << "Unable to get version string";
// Use a random version string so that Google Update has something to go by.
version_string = L"0.0.0.99";
}
if (key.WriteValue(kVersionKey, version_string.c_str()) != ERROR_SUCCESS ||
key.WriteValue(kNameKey, product_name.c_str()) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to set registry keys";
}
}
void SetGoogleUpdateError(const string16& product_id, const string16& message) {
LOG(ERROR) << message;
base::win::RegKey key;
if (key.Create(HKEY_LOCAL_MACHINE,
(cloud_print::kClientStateKey + product_id).c_str(),
KEY_SET_VALUE) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to open key";
}
if (key.WriteValue(kRegValueInstallerResult,
kInstallerResultFailedCustomError) != ERROR_SUCCESS ||
key.WriteValue(kRegValueInstallerResultUIString,
message.c_str()) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to set registry keys";
}
}
void DeleteGoogleUpdateKeys(const string16& product_id) {
base::win::RegKey key;
if (key.Open(HKEY_LOCAL_MACHINE,
(cloud_print::kClientsKey + product_id).c_str(),
DELETE) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to open key to delete";
return;
}
if (key.DeleteKey(L"") != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to delete key";
}
}
void CreateUninstallKey(const string16& uninstall_id,
const string16& product_name,
const std::string& uninstall_switch) {
// Now write the Windows Uninstall entries
// Minimal error checking here since the install can continue
// if this fails.
base::win::RegKey key;
if (key.Create(HKEY_LOCAL_MACHINE,
(cloud_print::kUninstallKey + uninstall_id).c_str(),
KEY_SET_VALUE) != ERROR_SUCCESS) {
LOG(ERROR) << "Unable to open key";
return;
}
base::FilePath unstall_binary;
CHECK(PathService::Get(base::FILE_EXE, &unstall_binary));
CommandLine uninstall_command(unstall_binary);
uninstall_command.AppendSwitch(uninstall_switch);
key.WriteValue(kUninstallString,
uninstall_command.GetCommandLineString().c_str());
key.WriteValue(kInstallLocation,
unstall_binary.DirName().value().c_str());
// Get the version resource.
scoped_ptr<FileVersionInfo> version_info(
FileVersionInfo::CreateFileVersionInfoForCurrentModule());
if (version_info.get()) {
FileVersionInfoWin* version_info_win =
static_cast<FileVersionInfoWin*>(version_info.get());
key.WriteValue(kDisplayVersion,
version_info_win->file_version().c_str());
key.WriteValue(kPublisher, version_info_win->company_name().c_str());
} else {
LOG(ERROR) << "Unable to get version string";
}
key.WriteValue(kDisplayName, product_name.c_str());
key.WriteValue(kDisplayIcon, unstall_binary.value().c_str());
key.WriteValue(kNoModify, 1);
key.WriteValue(kNoRepair, 1);
}
void DeleteUninstallKey(const string16& uninstall_id) {
::RegDeleteKey(HKEY_LOCAL_MACHINE,
(cloud_print::kUninstallKey + uninstall_id).c_str());
}
base::FilePath GetInstallLocation(const string16& uninstall_id) {
base::win::RegKey key;
if (key.Open(HKEY_LOCAL_MACHINE,
(cloud_print::kUninstallKey + uninstall_id).c_str(),
KEY_QUERY_VALUE) != ERROR_SUCCESS) {
// Not installed.
return base::FilePath();
}
string16 install_path_value;
key.ReadValue(kInstallLocation, &install_path_value);
return base::FilePath(install_path_value);
}
void DeleteProgramDir(const std::string& delete_switch) {
base::FilePath installer_source;
if (!PathService::Get(base::FILE_EXE, &installer_source))
return;
// Deletes only subdirs of program files.
if (!IsProgramsFilesParent(installer_source))
return;
base::FilePath temp_path;
if (!base::CreateTemporaryFile(&temp_path))
return;
base::CopyFile(installer_source, temp_path);
base::DeleteFileAfterReboot(temp_path);
CommandLine command_line(temp_path);
command_line.AppendSwitchPath(delete_switch, installer_source.DirName());
base::LaunchOptions options;
base::ProcessHandle process_handle;
if (!base::LaunchProcess(command_line, options, &process_handle)) {
LOG(ERROR) << "Unable to launch child uninstall.";
}
}
bool IsProgramsFilesParent(const base::FilePath& path) {
base::FilePath program_files;
if (!PathService::Get(base::DIR_PROGRAM_FILESX86, &program_files))
return false;
return program_files.IsParent(path);
}
} // namespace cloud_print
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