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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 "components/soda/constants.h"
#include "base/files/file_enumerator.h"
#include "base/notreached.h"
#include "base/path_service.h"
#include "components/component_updater/component_updater_paths.h"
namespace speech {
#ifdef OS_WIN
constexpr base::FilePath::CharType kSodaBinaryRelativePath[] =
FILE_PATH_LITERAL("SODAFiles/SODA.dll");
#else
constexpr base::FilePath::CharType kSodaBinaryRelativePath[] =
FILE_PATH_LITERAL("SODAFiles/libsoda.so");
#endif
constexpr base::FilePath::CharType kSodaInstallationRelativePath[] =
FILE_PATH_LITERAL("SODA");
constexpr base::FilePath::CharType kSodaLanguagePacksRelativePath[] =
FILE_PATH_LITERAL("SODALanguagePacks");
constexpr base::FilePath::CharType kSodaEnUsInstallationRelativePath[] =
FILE_PATH_LITERAL("SODALanguagePacks/en-US");
constexpr base::FilePath::CharType kSodaJaJpInstallationRelativePath[] =
FILE_PATH_LITERAL("SODALanguagePacks/ja-JP");
constexpr base::FilePath::CharType kSodaLanguagePackDirectoryRelativePath[] =
FILE_PATH_LITERAL("SODAModels");
const base::FilePath GetSodaDirectory() {
base::FilePath components_dir;
base::PathService::Get(component_updater::DIR_COMPONENT_USER,
&components_dir);
return components_dir.empty()
? base::FilePath()
: components_dir.Append(kSodaInstallationRelativePath);
}
const base::FilePath GetSodaLanguagePacksDirectory() {
base::FilePath components_dir;
base::PathService::Get(component_updater::DIR_COMPONENT_USER,
&components_dir);
return components_dir.empty()
? base::FilePath()
: components_dir.Append(kSodaLanguagePacksRelativePath);
}
const base::FilePath GetLatestSodaDirectory() {
base::FileEnumerator enumerator(GetSodaDirectory(), false,
base::FileEnumerator::DIRECTORIES);
base::FilePath latest_version_dir;
for (base::FilePath version_dir = enumerator.Next(); !version_dir.empty();
version_dir = enumerator.Next()) {
latest_version_dir =
latest_version_dir < version_dir ? version_dir : latest_version_dir;
}
return latest_version_dir;
}
const base::FilePath GetSodaBinaryPath() {
base::FilePath soda_dir = GetLatestSodaDirectory();
return soda_dir.empty() ? base::FilePath()
: soda_dir.Append(kSodaBinaryRelativePath);
}
LanguageCode GetLanguageCode(std::string language) {
if (language.empty()) {
return LanguageCode::kNone;
}
if (language == "en-US") {
return LanguageCode::kEnUs;
}
if (language == "ja-JP") {
return LanguageCode::kJaJp;
}
NOTREACHED();
return LanguageCode::kNone;
}
std::vector<base::FilePath> GetSodaLanguagePackDirectories() {
std::vector<base::FilePath> paths;
base::FilePath components_dir;
base::PathService::Get(component_updater::DIR_COMPONENT_USER,
&components_dir);
if (!components_dir.empty()) {
paths.push_back(components_dir.Append(kSodaEnUsInstallationRelativePath));
paths.push_back(components_dir.Append(kSodaJaJpInstallationRelativePath));
}
return paths;
}
} // namespace speech
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