| // 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/chrome_translate_client.h" |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/feature_list.h" |
| #include "base/logging.h" |
| #include "base/path_service.h" |
| #include "base/strings/string_split.h" |
| #include "build/build_config.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/infobars/infobar_service.h" |
| #include "chrome/browser/language/language_model_manager_factory.h" |
| #include "chrome/browser/language/url_language_histogram_factory.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/translate/translate_accept_languages_factory.h" |
| #include "chrome/browser/translate/translate_ranker_factory.h" |
| #include "chrome/browser/translate/translate_service.h" |
| #include "chrome/browser/ui/translate/translate_bubble_factory.h" |
| #include "chrome/common/chrome_paths.h" |
| #include "chrome/common/pref_names.h" |
| #include "chrome/grit/theme_resources.h" |
| #include "components/language/core/browser/language_model_manager.h" |
| #include "components/language/core/browser/pref_names.h" |
| #include "components/prefs/pref_service.h" |
| #include "components/translate/core/browser/language_state.h" |
| #include "components/translate/core/browser/page_translated_details.h" |
| #include "components/translate/core/browser/translate_accept_languages.h" |
| #include "components/translate/core/browser/translate_download_manager.h" |
| #include "components/translate/core/browser/translate_infobar_delegate.h" |
| #include "components/translate/core/browser/translate_manager.h" |
| #include "components/translate/core/browser/translate_prefs.h" |
| #include "components/translate/core/common/language_detection_details.h" |
| #include "components/variations/service/variations_service.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/web_contents.h" |
| #include "third_party/metrics_proto/translate_event.pb.h" |
| #include "ui/base/ui_base_features.h" |
| #include "url/gurl.h" |
| |
| #if defined(OS_ANDROID) |
| #include "chrome/browser/android/android_theme_resources.h" |
| #else |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/browser_finder.h" |
| #include "chrome/browser/ui/browser_tabstrip.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #endif |
| |
| namespace { |
| using base::FeatureList; |
| using metrics::TranslateEventProto; |
| |
| #if !defined(OS_ANDROID) |
| TranslateEventProto::EventType BubbleResultToTranslateEvent( |
| ShowTranslateBubbleResult result) { |
| switch (result) { |
| case ShowTranslateBubbleResult::BROWSER_WINDOW_NOT_VALID: |
| return TranslateEventProto::BROWSER_WINDOW_IS_INVALID; |
| case ShowTranslateBubbleResult::BROWSER_WINDOW_MINIMIZED: |
| return TranslateEventProto::BROWSER_WINDOW_IS_MINIMIZED; |
| case ShowTranslateBubbleResult::BROWSER_WINDOW_NOT_ACTIVE: |
| return TranslateEventProto::BROWSER_WINDOW_NOT_ACTIVE; |
| case ShowTranslateBubbleResult::WEB_CONTENTS_NOT_ACTIVE: |
| return TranslateEventProto::WEB_CONTENTS_NOT_ACTIVE; |
| case ShowTranslateBubbleResult::EDITABLE_FIELD_IS_ACTIVE: |
| return TranslateEventProto::EDITABLE_FIELD_IS_ACTIVE; |
| default: |
| NOTREACHED(); |
| return metrics::TranslateEventProto::UNKNOWN; |
| } |
| } |
| #endif |
| |
| } // namespace |
| |
| ChromeTranslateClient::ChromeTranslateClient(content::WebContents* web_contents) |
| : content::WebContentsObserver(web_contents), |
| translate_driver_( |
| &web_contents->GetController(), |
| UrlLanguageHistogramFactory::GetForBrowserContext( |
| web_contents->GetBrowserContext())), |
| translate_manager_(new translate::TranslateManager( |
| this, |
| translate::TranslateRankerFactory::GetForBrowserContext( |
| web_contents->GetBrowserContext()), |
| LanguageModelManagerFactory::GetForBrowserContext( |
| web_contents->GetBrowserContext()) |
| ->GetPrimaryModel())) { |
| translate_driver_.AddObserver(this); |
| translate_driver_.set_translate_manager(translate_manager_.get()); |
| } |
| |
| ChromeTranslateClient::~ChromeTranslateClient() { |
| translate_driver_.RemoveObserver(this); |
| } |
| |
| translate::LanguageState& ChromeTranslateClient::GetLanguageState() { |
| return translate_manager_->GetLanguageState(); |
| } |
| |
| // static |
| std::unique_ptr<translate::TranslatePrefs> |
| ChromeTranslateClient::CreateTranslatePrefs(PrefService* prefs) { |
| #if defined(OS_CHROMEOS) |
| const char* preferred_languages_prefs = language::prefs::kPreferredLanguages; |
| #else |
| const char* preferred_languages_prefs = NULL; |
| #endif |
| std::unique_ptr<translate::TranslatePrefs> translate_prefs( |
| new translate::TranslatePrefs(prefs, language::prefs::kAcceptLanguages, |
| preferred_languages_prefs)); |
| |
| // We need to obtain the country here, since it comes from VariationsService. |
| // components/ does not have access to that. |
| DCHECK(g_browser_process); |
| variations::VariationsService* variations_service = |
| g_browser_process->variations_service(); |
| if (variations_service) { |
| translate_prefs->SetCountry( |
| variations_service->GetStoredPermanentCountry()); |
| } |
| |
| return translate_prefs; |
| } |
| |
| // static |
| translate::TranslateAcceptLanguages* |
| ChromeTranslateClient::GetTranslateAcceptLanguages( |
| content::BrowserContext* browser_context) { |
| return TranslateAcceptLanguagesFactory::GetForBrowserContext(browser_context); |
| } |
| |
| // static |
| translate::TranslateManager* ChromeTranslateClient::GetManagerFromWebContents( |
| content::WebContents* web_contents) { |
| ChromeTranslateClient* chrome_translate_client = |
| FromWebContents(web_contents); |
| if (!chrome_translate_client) |
| return NULL; |
| return chrome_translate_client->GetTranslateManager(); |
| } |
| |
| void ChromeTranslateClient::GetTranslateLanguages( |
| content::WebContents* web_contents, |
| std::string* source, |
| std::string* target) { |
| DCHECK(source != NULL); |
| DCHECK(target != NULL); |
| |
| *source = translate::TranslateDownloadManager::GetLanguageCode( |
| GetLanguageState().original_language()); |
| |
| Profile* profile = |
| Profile::FromBrowserContext(web_contents->GetBrowserContext()); |
| std::unique_ptr<translate::TranslatePrefs> translate_prefs = |
| CreateTranslatePrefs(profile->GetPrefs()); |
| if (!profile->IsOffTheRecord()) { |
| std::string auto_translate_language = |
| translate::TranslateManager::GetAutoTargetLanguage( |
| *source, translate_prefs.get()); |
| if (!auto_translate_language.empty()) { |
| *target = auto_translate_language; |
| return; |
| } |
| } |
| |
| *target = translate::TranslateManager::GetTargetLanguage( |
| translate_prefs.get(), LanguageModelManagerFactory::GetInstance() |
| ->GetForBrowserContext(profile) |
| ->GetPrimaryModel()); |
| } |
| |
| translate::TranslateManager* ChromeTranslateClient::GetTranslateManager() { |
| return translate_manager_.get(); |
| } |
| |
| bool ChromeTranslateClient::ShowTranslateUI( |
| translate::TranslateStep step, |
| const std::string& source_language, |
| const std::string& target_language, |
| translate::TranslateErrors::Type error_type, |
| bool triggered_from_menu) { |
| DCHECK(web_contents()); |
| DCHECK(translate_manager_); |
| |
| if (error_type != translate::TranslateErrors::NONE) |
| step = translate::TRANSLATE_STEP_TRANSLATE_ERROR; |
| |
| // Translate uses a bubble UI on desktop and an infobar on Android (here) |
| // and iOS (in ios/chrome/browser/translate/chrome_ios_translate_client.mm). |
| #if defined(OS_ANDROID) |
| // Infobar UI. |
| DCHECK(!TranslateService::IsTranslateBubbleEnabled()); |
| translate::TranslateInfoBarDelegate::Create( |
| step != translate::TRANSLATE_STEP_BEFORE_TRANSLATE, |
| translate_manager_->GetWeakPtr(), |
| InfoBarService::FromWebContents(web_contents()), |
| web_contents()->GetBrowserContext()->IsOffTheRecord(), step, |
| source_language, target_language, error_type, triggered_from_menu); |
| return true; |
| #else |
| DCHECK(TranslateService::IsTranslateBubbleEnabled()); |
| // Bubble UI. |
| if (step == translate::TRANSLATE_STEP_BEFORE_TRANSLATE && |
| translate_manager_->ShouldSuppressBubbleUI(triggered_from_menu, |
| source_language)) { |
| return false; |
| } |
| |
| ShowTranslateBubbleResult result = |
| ShowBubble(step, source_language, target_language, error_type); |
| if (result != ShowTranslateBubbleResult::SUCCESS && |
| step == translate::TRANSLATE_STEP_BEFORE_TRANSLATE) { |
| translate_manager_->RecordTranslateEvent( |
| BubbleResultToTranslateEvent(result)); |
| } |
| #endif |
| |
| return true; |
| } |
| |
| translate::TranslateDriver* ChromeTranslateClient::GetTranslateDriver() { |
| return &translate_driver_; |
| } |
| |
| PrefService* ChromeTranslateClient::GetPrefs() { |
| DCHECK(web_contents()); |
| Profile* profile = |
| Profile::FromBrowserContext(web_contents()->GetBrowserContext()); |
| return profile->GetPrefs(); |
| } |
| |
| std::unique_ptr<translate::TranslatePrefs> |
| ChromeTranslateClient::GetTranslatePrefs() { |
| return CreateTranslatePrefs(GetPrefs()); |
| } |
| |
| translate::TranslateAcceptLanguages* |
| ChromeTranslateClient::GetTranslateAcceptLanguages() { |
| DCHECK(web_contents()); |
| return GetTranslateAcceptLanguages(web_contents()->GetBrowserContext()); |
| } |
| |
| #if defined(OS_ANDROID) |
| int ChromeTranslateClient::GetInfobarIconID() const { |
| return IDR_ANDROID_INFOBAR_TRANSLATE; |
| } |
| |
| void ChromeTranslateClient::ManualTranslateWhenReady() { |
| if (GetLanguageState().original_language().empty()) { |
| manual_translate_on_ready_ = true; |
| } else { |
| translate::TranslateManager* manager = GetTranslateManager(); |
| manager->InitiateManualTranslation(); |
| } |
| } |
| #endif |
| |
| void ChromeTranslateClient::SetPredefinedTargetLanguage( |
| const std::string& translate_language_code) { |
| translate::TranslateManager* manager = GetTranslateManager(); |
| manager->SetPredefinedTargetLanguage(translate_language_code); |
| } |
| |
| bool ChromeTranslateClient::IsTranslatableURL(const GURL& url) { |
| return TranslateService::IsTranslatableURL(url); |
| } |
| |
| void ChromeTranslateClient::ShowReportLanguageDetectionErrorUI( |
| const GURL& report_url) { |
| #if defined(OS_ANDROID) |
| // Android does not support reporting language detection errors. |
| NOTREACHED(); |
| #else |
| // We'll open the URL in a new tab so that the user can tell us more. |
| Browser* browser = chrome::FindBrowserWithWebContents(web_contents()); |
| if (!browser) { |
| NOTREACHED(); |
| return; |
| } |
| |
| chrome::AddSelectedTabWithURL(browser, report_url, |
| ui::PAGE_TRANSITION_AUTO_BOOKMARK); |
| #endif // defined(OS_ANDROID) |
| } |
| |
| void ChromeTranslateClient::WebContentsDestroyed() { |
| // Translation process can be interrupted. |
| // Destroying the TranslateManager now guarantees that it never has to deal |
| // with NULL WebContents. |
| translate_manager_.reset(); |
| } |
| |
| // ContentTranslateDriver::Observer implementation. |
| |
| void ChromeTranslateClient::OnLanguageDetermined( |
| const translate::LanguageDetectionDetails& details) { |
| // TODO(268984): Remove translate notifications and have the clients be |
| // ContentTranslateDriver::Observer directly instead. |
| content::NotificationService::current()->Notify( |
| chrome::NOTIFICATION_TAB_LANGUAGE_DETERMINED, |
| content::Source<content::WebContents>(web_contents()), |
| content::Details<const translate::LanguageDetectionDetails>(&details)); |
| |
| #if defined(OS_ANDROID) |
| // See ChromeTranslateClient::ManualTranslateOnReady |
| if (manual_translate_on_ready_) { |
| GetTranslateManager()->InitiateManualTranslation(); |
| manual_translate_on_ready_ = false; |
| } |
| #endif |
| } |
| |
| // The bubble is implemented only on the desktop platforms. |
| #if !defined(OS_ANDROID) |
| ShowTranslateBubbleResult ChromeTranslateClient::ShowBubble( |
| translate::TranslateStep step, |
| const std::string& source_language, |
| const std::string& target_language, |
| translate::TranslateErrors::Type error_type) { |
| DCHECK(translate_manager_); |
| Browser* browser = chrome::FindBrowserWithWebContents(web_contents()); |
| |
| // |browser| might be NULL when testing. In this case, Show(...) should be |
| // called because the implementation for testing is used. |
| if (!browser) { |
| return TranslateBubbleFactory::Show(NULL, web_contents(), step, |
| source_language, target_language, |
| error_type); |
| } |
| |
| if (web_contents() != browser->tab_strip_model()->GetActiveWebContents()) |
| return ShowTranslateBubbleResult::WEB_CONTENTS_NOT_ACTIVE; |
| |
| // This ShowBubble function is also used for updating the existing bubble. |
| // However, with the bubble shown, any browser windows are NOT activated |
| // because the bubble takes the focus from the other widgets including the |
| // browser windows. So it is checked that |browser| is the last activated |
| // browser, not is now activated. |
| if (browser != chrome::FindLastActive()) |
| return ShowTranslateBubbleResult::BROWSER_WINDOW_NOT_ACTIVE; |
| |
| // During auto-translating, the bubble should not be shown. |
| if (step == translate::TRANSLATE_STEP_TRANSLATING || |
| step == translate::TRANSLATE_STEP_AFTER_TRANSLATE) { |
| if (GetLanguageState().InTranslateNavigation()) |
| return ShowTranslateBubbleResult::SUCCESS; |
| } |
| |
| return TranslateBubbleFactory::Show(browser->window(), web_contents(), step, |
| source_language, target_language, |
| error_type); |
| } |
| #endif |
| |
| WEB_CONTENTS_USER_DATA_KEY_IMPL(ChromeTranslateClient) |