// 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/chrome_paths_internal.h"
#include <windows.h>
#include <knownfolders.h>
#include <shellapi.h>
#include <shlobj.h>
#include <shobjidl.h>
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/win/metro.h"
#include "base/win/scoped_co_mem.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/installer/util/browser_distribution.h"
#include "components/nacl/common/nacl_switches.h"
namespace chrome {
namespace {
// Generic function to call SHGetFolderPath().
bool GetUserDirectory(int csidl_folder, base::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 path_buf[MAX_PATH];
path_buf[0] = 0;
if (FAILED(SHGetFolderPath(NULL, csidl_folder, NULL,
SHGFP_TYPE_CURRENT, path_buf))) {
return false;
}
*result = base::FilePath(path_buf);
return true;
}
} // namespace
bool GetDefaultUserDataDirectory(base::FilePath* result) {
if (!PathService::Get(base::DIR_LOCAL_APP_DATA, result))
return false;
BrowserDistribution* dist = BrowserDistribution::GetDistribution();
*result = result->Append(dist->GetInstallSubDir());
*result = result->Append(chrome::kUserDataDirname);
return true;
}
void GetUserCacheDirectory(const base::FilePath& profile_dir,
base::FilePath* result) {
// This function does more complicated things on Mac/Linux.
*result = profile_dir;
}
bool GetUserDocumentsDirectory(base::FilePath* result) {
return GetUserDirectory(CSIDL_MYDOCUMENTS, result);
}
// Return a default path for downloads that is safe.
// We just use 'Downloads' under DIR_USER_DOCUMENTS. Localizing
// 'downloads' is not a good idea because Chrome's UI language
// can be changed.
bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
if (!GetUserDocumentsDirectory(result))
return false;
*result = result->Append(L"Downloads");
return true;
}
// On Vista and higher, use the downloads known folder. Since it can be
// relocated to point to a "dangerous" folder, callers should validate that the
// returned path is not dangerous before using it.
bool GetUserDownloadsDirectory(base::FilePath* result) {
typedef HRESULT (WINAPI *GetKnownFolderPath)(
REFKNOWNFOLDERID, DWORD, HANDLE, PWSTR*);
GetKnownFolderPath f = reinterpret_cast<GetKnownFolderPath>(
GetProcAddress(GetModuleHandle(L"shell32.dll"), "SHGetKnownFolderPath"));
base::win::ScopedCoMem<wchar_t> path_buf;
if (f && SUCCEEDED(f(FOLDERID_Downloads, 0, NULL, &path_buf))) {
*result = base::FilePath(std::wstring(path_buf));
return true;
}
return GetUserDownloadsDirectorySafe(result);
}
bool GetUserMusicDirectory(base::FilePath* result) {
return GetUserDirectory(CSIDL_MYMUSIC, result);
}
bool GetUserPicturesDirectory(base::FilePath* result) {
return GetUserDirectory(CSIDL_MYPICTURES, result);
}
bool GetUserVideosDirectory(base::FilePath* result) {
return GetUserDirectory(CSIDL_MYVIDEO, result);
}
bool ProcessNeedsProfileDir(const std::string& process_type) {
// On windows we don't want subprocesses other than the browser process and
// service processes to be able to use the profile directory because if it
// lies on a network share the sandbox will prevent us from accessing it.
if (process_type.empty() || process_type == switches::kServiceProcess)
return true;
#if !defined(DISABLE_NACL)
if (process_type == switches::kNaClBrokerProcess ||
process_type == switches::kNaClLoaderProcess) {
return true;
}
#endif
return false;
}
} // namespace chrome