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// Copyright 2014 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/browser/translate/translate_service.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/metrics/field_trial.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "build/build_config.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/translate/chrome_translate_client.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "components/prefs/pref_service.h"
#include "components/translate/core/browser/translate_download_manager.h"
#include "components/translate/core/browser/translate_manager.h"
#include "content/public/common/url_constants.h"
#include "url/gurl.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/file_manager/app_id.h"
#include "extensions/common/constants.h"
#endif
namespace {
// The singleton instance of TranslateService.
TranslateService* g_translate_service = NULL;
}
TranslateService::TranslateService()
: resource_request_allowed_notifier_(
g_browser_process->local_state(),
switches::kDisableBackgroundNetworking) {
resource_request_allowed_notifier_.Init(this);
}
TranslateService::~TranslateService() {}
// static
void TranslateService::Initialize() {
if (g_translate_service)
return;
g_translate_service = new TranslateService;
// Initialize the allowed state for resource requests.
g_translate_service->OnResourceRequestsAllowed();
translate::TranslateDownloadManager* download_manager =
translate::TranslateDownloadManager::GetInstance();
download_manager->set_request_context(
g_browser_process->system_request_context());
download_manager->set_application_locale(
g_browser_process->GetApplicationLocale());
}
// static
void TranslateService::Shutdown(bool cleanup_pending_fetcher) {
translate::TranslateDownloadManager* download_manager =
translate::TranslateDownloadManager::GetInstance();
if (cleanup_pending_fetcher) {
download_manager->Shutdown();
} else {
// This path is only used by browser tests.
download_manager->set_request_context(NULL);
}
}
// static
void TranslateService::InitializeForTesting() {
if (!g_translate_service) {
TranslateService::Initialize();
translate::TranslateManager::SetIgnoreMissingKeyForTesting(true);
} else {
translate::TranslateDownloadManager::GetInstance()->ResetForTesting();
g_translate_service->OnResourceRequestsAllowed();
}
}
// static
void TranslateService::ShutdownForTesting() {
translate::TranslateDownloadManager::GetInstance()->Shutdown();
}
void TranslateService::OnResourceRequestsAllowed() {
translate::TranslateLanguageList* language_list =
translate::TranslateDownloadManager::GetInstance()->language_list();
if (!language_list) {
NOTREACHED();
return;
}
language_list->SetResourceRequestsAllowed(
resource_request_allowed_notifier_.ResourceRequestsAllowed());
}
// static
bool TranslateService::IsTranslateBubbleEnabled() {
#if defined(USE_AURA)
return true;
#elif defined(OS_MACOSX)
const std::string group_name =
base::FieldTrialList::FindFullName("TranslateNewUX");
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableTranslateNewUX))
return false;
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableTranslateNewUX))
return true;
return base::StartsWith(group_name, "Enabled", base::CompareCase::SENSITIVE);
#else
// The bubble UX is not implemented on other platforms.
return false;
#endif
}
// static
std::string TranslateService::GetTargetLanguage(PrefService* prefs) {
return translate::TranslateManager::GetTargetLanguage(
ChromeTranslateClient::CreateTranslatePrefs(prefs).get());
}
// static
bool TranslateService::IsTranslatableURL(const GURL& url) {
// A URLs is translatable unless it is one of the following:
// - empty (can happen for popups created with window.open(""))
// - an internal URL (chrome:// and others)
// - the devtools (which is considered UI)
// - Chrome OS file manager extension
// - an FTP page (as FTP pages tend to have long lists of filenames that may
// confuse the CLD)
return !url.is_empty() && !url.SchemeIs(content::kChromeUIScheme) &&
!url.SchemeIs(content::kChromeDevToolsScheme) &&
#if defined(OS_CHROMEOS)
!(url.SchemeIs(extensions::kExtensionScheme) &&
url.DomainIs(file_manager::kFileManagerAppId)) &&
#endif
!url.SchemeIs(url::kFtpScheme);
}
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