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// Copyright 2020 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_lacros.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/no_destructor.h"
#include "base/system/sys_info.h"
#include "chrome/common/chrome_paths.h"
#include "chromeos/crosapi/cpp/crosapi_constants.h"
#include "chromeos/crosapi/mojom/crosapi.mojom.h"
namespace chrome {
namespace {
struct DefaultPaths {
base::FilePath documents_dir;
base::FilePath downloads_dir;
// |drivefs| is empty if Drive is not enabled in Ash.
base::FilePath drivefs;
base::FilePath removable_media_dir;
base::FilePath android_files_dir;
base::FilePath linux_files_dir;
};
DefaultPaths& GetDefaultPaths() {
static base::NoDestructor<DefaultPaths> lacros_paths;
return *lacros_paths;
}
} // namespace
void SetLacrosDefaultPaths(const base::FilePath& documents_dir,
const base::FilePath& downloads_dir,
const base::FilePath& drivefs,
const base::FilePath& removable_media_dir,
const base::FilePath& android_files_dir,
const base::FilePath& linux_files_dir) {
DCHECK(!documents_dir.empty());
DCHECK(documents_dir.IsAbsolute());
GetDefaultPaths().documents_dir = documents_dir;
DCHECK(!downloads_dir.empty());
DCHECK(downloads_dir.IsAbsolute());
GetDefaultPaths().downloads_dir = downloads_dir;
GetDefaultPaths().drivefs = drivefs;
GetDefaultPaths().removable_media_dir = removable_media_dir;
GetDefaultPaths().android_files_dir = android_files_dir;
GetDefaultPaths().linux_files_dir = linux_files_dir;
}
void SetLacrosDefaultPathsFromInitParams(
const crosapi::mojom::BrowserInitParams* init_params) {
CHECK(init_params);
// default_paths may be null on browser_tests and individual components may be
// empty due to version skew between ash and lacros.
if (init_params->default_paths) {
base::FilePath drivefs_dir;
if (init_params->default_paths->drivefs.has_value())
drivefs_dir = init_params->default_paths->drivefs.value();
base::FilePath removable_media_dir;
if (init_params->default_paths->removable_media.has_value())
removable_media_dir = init_params->default_paths->removable_media.value();
base::FilePath android_files_dir;
if (init_params->default_paths->android_files.has_value())
android_files_dir = init_params->default_paths->android_files.value();
base::FilePath linux_files_dir;
if (init_params->default_paths->linux_files.has_value())
linux_files_dir = init_params->default_paths->linux_files.value();
chrome::SetLacrosDefaultPaths(init_params->default_paths->documents,
init_params->default_paths->downloads,
drivefs_dir, removable_media_dir,
android_files_dir, linux_files_dir);
}
}
void SetDriveFsMountPointPath(const base::FilePath& drivefs) {
GetDefaultPaths().drivefs = drivefs;
}
bool GetDefaultUserDataDirectory(base::FilePath* result) {
if (base::SysInfo::IsRunningOnChromeOS()) {
*result = base::FilePath(crosapi::kLacrosUserDataPath);
} else {
// For developers on Linux desktop, just pick a reasonable default. Most
// developers will pass --user-data-dir and override this value anyway.
*result = base::GetHomeDir().Append(".config").Append("lacros");
}
return true;
}
void GetUserCacheDirectory(const base::FilePath& profile_dir,
base::FilePath* result) {
// Chrome OS doesn't allow special cache overrides like desktop Linux.
*result = profile_dir;
}
bool GetUserDocumentsDirectory(base::FilePath* result) {
// NOTE: Lacros overrides the path with a value from ash early in startup. See
// crosapi::mojom::LacrosInitParams.
CHECK(!GetDefaultPaths().documents_dir.empty());
*result = GetDefaultPaths().documents_dir;
return true;
}
bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
// NOTE: Lacros overrides the path with a value from ash early in startup. See
// crosapi::mojom::LacrosInitParams.
CHECK(!GetDefaultPaths().downloads_dir.empty());
*result = GetDefaultPaths().downloads_dir;
return true;
}
bool GetUserDownloadsDirectory(base::FilePath* result) {
return GetUserDownloadsDirectorySafe(result);
}
bool GetUserMusicDirectory(base::FilePath* result) {
// Chrome OS does not support custom media directories.
return false;
}
bool GetUserPicturesDirectory(base::FilePath* result) {
// Chrome OS does not support custom media directories.
return false;
}
bool GetUserVideosDirectory(base::FilePath* result) {
// Chrome OS does not support custom media directories.
return false;
}
bool ProcessNeedsProfileDir(const std::string& process_type) {
// We have no reason to forbid this on Chrome OS as we don't have roaming
// profile troubles there.
return true;
}
bool GetDriveFsMountPointPath(base::FilePath* result) {
// NOTE: Lacros overrides the path with a value from ash early in startup. See
// crosapi::mojom::LacrosInitParams.
if (GetDefaultPaths().drivefs.empty())
return false;
*result = GetDefaultPaths().drivefs;
return true;
}
bool GetRemovableMediaPath(base::FilePath* result) {
if (GetDefaultPaths().removable_media_dir.empty())
return false;
*result = GetDefaultPaths().removable_media_dir;
return true;
}
bool GetAndroidFilesPath(base::FilePath* result) {
if (GetDefaultPaths().android_files_dir.empty())
return false;
*result = GetDefaultPaths().android_files_dir;
return true;
}
bool GetLinuxFilesPath(base::FilePath* result) {
if (GetDefaultPaths().linux_files_dir.empty())
return false;
*result = GetDefaultPaths().linux_files_dir;
return true;
}
} // namespace chrome
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