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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <windows.h>
#include <KnownFolders.h>
#include <shlobj.h>
#include "base/base_paths.h"
#include "base/environment.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/win/current_module.h"
#include "base/win/scoped_co_mem.h"
#include "base/win/windows_version.h"
using base::FilePath;
namespace base {
bool PathProviderWin(int key, FilePath* result) {
// We need to go compute the value. It would be nice to support paths with
// names longer than MAX_PATH, but the system functions don't seem to be
// designed for it either, with the exception of GetTempPath (but other
// things will surely break if the temp path is too long, so we don't bother
// handling it.
wchar_t system_buffer[MAX_PATH];
system_buffer[0] = 0;
FilePath cur;
switch (key) {
case base::FILE_EXE:
if (GetModuleFileName(NULL, system_buffer, MAX_PATH) == 0)
return false;
cur = FilePath(system_buffer);
break;
case base::FILE_MODULE: {
// the resource containing module is assumed to be the one that
// this code lives in, whether that's a dll or exe
if (GetModuleFileName(CURRENT_MODULE(), system_buffer, MAX_PATH) == 0)
return false;
cur = FilePath(system_buffer);
break;
}
case base::DIR_WINDOWS:
GetWindowsDirectory(system_buffer, MAX_PATH);
cur = FilePath(system_buffer);
break;
case base::DIR_SYSTEM:
GetSystemDirectory(system_buffer, MAX_PATH);
cur = FilePath(system_buffer);
break;
case base::DIR_PROGRAM_FILESX86:
if (win::OSInfo::GetArchitecture() != win::OSInfo::X86_ARCHITECTURE) {
if (FAILED(SHGetFolderPath(NULL, CSIDL_PROGRAM_FILESX86, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
}
// Fall through to base::DIR_PROGRAM_FILES if we're on an X86 machine.
[[fallthrough]];
case base::DIR_PROGRAM_FILES:
if (FAILED(SHGetFolderPath(NULL, CSIDL_PROGRAM_FILES, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_PROGRAM_FILES6432:
#if !defined(_WIN64)
if (base::win::OSInfo::GetInstance()->IsWowX86OnAMD64()) {
std::unique_ptr<base::Environment> env(base::Environment::Create());
std::string programfiles_w6432;
// 32-bit process running in WOW64 sets ProgramW6432 environment
// variable. See
// https://msdn.microsoft.com/library/windows/desktop/aa384274.aspx.
if (!env->GetVar("ProgramW6432", &programfiles_w6432))
return false;
// GetVar returns UTF8 - convert back to Wide.
cur = FilePath(UTF8ToWide(programfiles_w6432));
break;
}
#endif
if (FAILED(SHGetFolderPath(NULL, CSIDL_PROGRAM_FILES, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_IE_INTERNET_CACHE:
if (FAILED(SHGetFolderPath(NULL, CSIDL_INTERNET_CACHE, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_COMMON_START_MENU:
if (FAILED(SHGetFolderPath(NULL, CSIDL_COMMON_PROGRAMS, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_START_MENU:
if (FAILED(SHGetFolderPath(NULL, CSIDL_PROGRAMS, NULL, SHGFP_TYPE_CURRENT,
system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_COMMON_STARTUP:
if (FAILED(SHGetFolderPath(nullptr, CSIDL_COMMON_STARTUP, nullptr,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_USER_STARTUP:
if (FAILED(SHGetFolderPath(nullptr, CSIDL_STARTUP, nullptr,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_ROAMING_APP_DATA:
if (FAILED(SHGetFolderPath(NULL, CSIDL_APPDATA, NULL, SHGFP_TYPE_CURRENT,
system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_COMMON_APP_DATA:
if (FAILED(SHGetFolderPath(NULL, CSIDL_COMMON_APPDATA, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_LOCAL_APP_DATA:
if (FAILED(SHGetFolderPath(NULL, CSIDL_LOCAL_APPDATA, NULL,
SHGFP_TYPE_CURRENT, system_buffer)))
return false;
cur = FilePath(system_buffer);
break;
case base::DIR_SRC_TEST_DATA_ROOT: {
FilePath executableDir;
// On Windows, unit tests execute two levels deep from the source root.
// For example: chrome/{Debug|Release}/ui_tests.exe
PathService::Get(base::DIR_EXE, &executableDir);
cur = executableDir.DirName().DirName();
break;
}
case base::DIR_APP_SHORTCUTS: {
base::win::ScopedCoMem<wchar_t> path_buf;
if (FAILED(SHGetKnownFolderPath(FOLDERID_ApplicationShortcuts, 0, NULL,
&path_buf)))
return false;
cur = FilePath(path_buf.get());
break;
}
case base::DIR_USER_DESKTOP:
if (FAILED(SHGetFolderPath(NULL, CSIDL_DESKTOPDIRECTORY, NULL,
SHGFP_TYPE_CURRENT, system_buffer))) {
return false;
}
cur = FilePath(system_buffer);
break;
case base::DIR_COMMON_DESKTOP:
if (FAILED(SHGetFolderPath(NULL, CSIDL_COMMON_DESKTOPDIRECTORY, NULL,
SHGFP_TYPE_CURRENT, system_buffer))) {
return false;
}
cur = FilePath(system_buffer);
break;
case base::DIR_USER_QUICK_LAUNCH:
if (!PathService::Get(base::DIR_ROAMING_APP_DATA, &cur))
return false;
// According to various sources, appending
// "Microsoft\Internet Explorer\Quick Launch" to %appdata% is the only
// reliable way to get the quick launch folder across all versions of
// Windows.
// http://stackoverflow.com/questions/76080/how-do-you-reliably-get-the-quick-
// http://www.microsoft.com/technet/scriptcenter/resources/qanda/sept05/hey0901.mspx
cur = cur.Append(FILE_PATH_LITERAL("Microsoft"))
.Append(FILE_PATH_LITERAL("Internet Explorer"))
.Append(FILE_PATH_LITERAL("Quick Launch"));
break;
case base::DIR_TASKBAR_PINS: {
if (!PathService::Get(base::DIR_USER_QUICK_LAUNCH, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("User Pinned"))
.Append(FILE_PATH_LITERAL("TaskBar"));
break;
}
case base::DIR_IMPLICIT_APP_SHORTCUTS:
if (!PathService::Get(base::DIR_USER_QUICK_LAUNCH, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("User Pinned"))
.Append(FILE_PATH_LITERAL("ImplicitAppShortcuts"));
break;
case base::DIR_WINDOWS_FONTS:
if (FAILED(SHGetFolderPath(NULL, CSIDL_FONTS, NULL, SHGFP_TYPE_CURRENT,
system_buffer))) {
return false;
}
cur = FilePath(system_buffer);
break;
default:
return false;
}
*result = cur;
return true;
}
} // namespace base
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