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// 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/common/importer/firefox_importer_utils.h"
#include <shlobj.h>
#include "base/files/file_util.h"
#include "base/path_service.h"
#include "base/strings/string16.h"
#include "base/win/registry.h"
// NOTE: Keep these in order since we need test all those paths according
// to priority. For example. One machine has multiple users. One non-admin
// user installs Firefox 2, which causes there is a Firefox2 entry under HKCU.
// One admin user installs Firefox 3, which causes there is a Firefox 3 entry
// under HKLM. So when the non-admin user log in, we should deal with Firefox 2
// related data instead of Firefox 3.
static const HKEY kFireFoxRegistryPaths[] = {
HKEY_CURRENT_USER,
HKEY_LOCAL_MACHINE
};
static const wchar_t* kFirefoxPath = L"Software\\Mozilla\\Mozilla Firefox";
static const wchar_t* kCurrentVersion = L"CurrentVersion";
int GetCurrentFirefoxMajorVersionFromRegistry() {
TCHAR ver_buffer[128];
DWORD ver_buffer_length = sizeof(ver_buffer);
int highest_version = 0;
// When installing Firefox with admin account, the product keys will be
// written under HKLM\Mozilla. Otherwise it the keys will be written under
// HKCU\Mozilla.
for (int i = 0; i < arraysize(kFireFoxRegistryPaths); ++i) {
base::win::RegKey reg_key(kFireFoxRegistryPaths[i], kFirefoxPath,
KEY_READ);
LONG result = reg_key.ReadValue(kCurrentVersion, ver_buffer,
&ver_buffer_length, NULL);
if (result != ERROR_SUCCESS)
continue;
highest_version = std::max(highest_version, _wtoi(ver_buffer));
}
return highest_version;
}
base::FilePath GetFirefoxInstallPathFromRegistry() {
// Detects the path that Firefox is installed in.
base::string16 registry_path = kFirefoxPath;
wchar_t buffer[MAX_PATH];
DWORD buffer_length = sizeof(buffer);
base::win::RegKey reg_key(HKEY_LOCAL_MACHINE, registry_path.c_str(),
KEY_READ);
LONG result = reg_key.ReadValue(kCurrentVersion, buffer,
&buffer_length, NULL);
if (result != ERROR_SUCCESS)
return base::FilePath();
registry_path += L"\\" + base::string16(buffer) + L"\\Main";
buffer_length = sizeof(buffer);
base::win::RegKey reg_key_directory(HKEY_LOCAL_MACHINE,
registry_path.c_str(), KEY_READ);
result = reg_key_directory.ReadValue(L"Install Directory", buffer,
&buffer_length, NULL);
return (result != ERROR_SUCCESS) ? base::FilePath() : base::FilePath(buffer);
}
base::FilePath GetProfilesINI() {
base::FilePath ini_file;
// The default location of the profile folder containing user data is
// under the "Application Data" folder in Windows XP, Vista, and 7.
if (!PathService::Get(base::DIR_APP_DATA, &ini_file))
return base::FilePath();
ini_file = ini_file.AppendASCII("Mozilla");
ini_file = ini_file.AppendASCII("Firefox");
ini_file = ini_file.AppendASCII("profiles.ini");
return base::PathExists(ini_file) ? ini_file : base::FilePath();
}
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