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// 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/browser/ui/webui/options/chromeos/cros_language_options_handler.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/browser/chromeos/input_method/input_method_util.h"
#include "chrome/browser/chromeos/profiles/profile_helper.h"
#include "chrome/browser/extensions/extension_tab_util.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/browser/ui/webui/chromeos/login/l10n_util.h"
#include "chrome/grit/chromium_strings.h"
#include "chrome/grit/generated_resources.h"
#include "components/user_manager/user_manager.h"
#include "components/user_manager/user_type.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/user_metrics.h"
#include "content/public/browser/web_contents.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/common/extension.h"
#include "extensions/common/manifest_url_handlers.h"
#include "ui/base/ime/chromeos/component_extension_ime_manager.h"
#include "ui/base/ime/chromeos/extension_ime_util.h"
#include "ui/base/ime/chromeos/input_method_manager.h"
#include "ui/base/l10n/l10n_util.h"
using base::UserMetricsAction;
namespace chromeos {
namespace options {
CrosLanguageOptionsHandler::CrosLanguageOptionsHandler() {
}
CrosLanguageOptionsHandler::~CrosLanguageOptionsHandler() {
}
void CrosLanguageOptionsHandler::GetLocalizedValues(
base::DictionaryValue* localized_strings) {
::options::LanguageOptionsHandlerCommon::GetLocalizedValues(
localized_strings);
RegisterTitle(localized_strings, "languagePage",
IDS_OPTIONS_SETTINGS_LANGUAGES_AND_INPUT_DIALOG_TITLE);
localized_strings->SetString("okButton", l10n_util::GetStringUTF16(IDS_OK));
localized_strings->SetString("configure",
l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_CONFIGURE));
localized_strings->SetString("inputMethod",
l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_INPUT_METHOD));
localized_strings->SetString("pleaseAddAnotherInputMethod",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_PLEASE_ADD_ANOTHER_INPUT_METHOD));
localized_strings->SetString("inputMethodInstructions",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_INPUT_METHOD_INSTRUCTIONS));
localized_strings->SetString("switchInputMethodsHint",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_SWITCH_INPUT_METHODS_HINT));
localized_strings->SetString("selectPreviousInputMethodHint",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_SELECT_PREVIOUS_INPUT_METHOD_HINT));
localized_strings->SetString("restartButton",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_SIGN_OUT_BUTTON));
localized_strings->SetString("extensionImeLable",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_INPUT_METHOD_EXTENSION_IME));
localized_strings->SetString("extensionImeDescription",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_INPUT_METHOD_EXTENSION_DESCRIPTION));
localized_strings->SetString("noInputMethods",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_NO_INPUT_METHODS));
// GetSupportedInputMethods() never returns NULL.
localized_strings->Set("languageList", GetAcceptLanguageList().release());
localized_strings->Set("inputMethodList", GetInputMethodList());
input_method::InputMethodManager* manager =
input_method::InputMethodManager::Get();
input_method::InputMethodDescriptors ext_ime_descriptors;
manager->GetActiveIMEState()->GetInputMethodExtensions(&ext_ime_descriptors);
base::ListValue* ext_ime_list = ConvertInputMethodDescriptorsToIMEList(
ext_ime_descriptors);
AddImeProvider(ext_ime_list);
localized_strings->Set("extensionImeList", ext_ime_list);
ComponentExtensionIMEManager* component_extension_manager =
input_method::InputMethodManager::Get()
->GetComponentExtensionIMEManager();
localized_strings->Set(
"componentExtensionImeList",
ConvertInputMethodDescriptorsToIMEList(
component_extension_manager->GetAllIMEAsInputMethodDescriptor()));
}
void CrosLanguageOptionsHandler::RegisterMessages() {
::options::LanguageOptionsHandlerCommon::RegisterMessages();
web_ui()->RegisterMessageCallback("inputMethodDisable",
base::Bind(&CrosLanguageOptionsHandler::InputMethodDisableCallback,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("inputMethodEnable",
base::Bind(&CrosLanguageOptionsHandler::InputMethodEnableCallback,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("inputMethodOptionsOpen",
base::Bind(&CrosLanguageOptionsHandler::InputMethodOptionsOpenCallback,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("uiLanguageRestart",
base::Bind(&CrosLanguageOptionsHandler::RestartCallback,
base::Unretained(this)));
}
// static
base::ListValue* CrosLanguageOptionsHandler::GetInputMethodList() {
input_method::InputMethodManager* manager =
input_method::InputMethodManager::Get();
// GetSupportedInputMethods() never return NULL.
scoped_ptr<input_method::InputMethodDescriptors> descriptors(
manager->GetSupportedInputMethods());
base::ListValue* input_method_list = new base::ListValue();
for (size_t i = 0; i < descriptors->size(); ++i) {
const input_method::InputMethodDescriptor& descriptor =
(*descriptors)[i];
const std::string display_name =
manager->GetInputMethodUtil()->GetInputMethodDisplayNameFromId(
descriptor.id());
base::DictionaryValue* dictionary = new base::DictionaryValue();
dictionary->SetString("id", descriptor.id());
dictionary->SetString("displayName", display_name);
// One input method can be associated with multiple languages, hence
// we use a dictionary here.
base::DictionaryValue* languages = new base::DictionaryValue();
for (size_t i = 0; i < descriptor.language_codes().size(); ++i) {
languages->SetBoolean(descriptor.language_codes().at(i), true);
}
dictionary->Set("languageCodeSet", languages);
input_method_list->Append(dictionary);
}
return input_method_list;
}
base::ListValue*
CrosLanguageOptionsHandler::ConvertInputMethodDescriptorsToIMEList(
const input_method::InputMethodDescriptors& descriptors) {
scoped_ptr<base::ListValue> ime_ids_list(new base::ListValue());
for (size_t i = 0; i < descriptors.size(); ++i) {
const input_method::InputMethodDescriptor& descriptor = descriptors[i];
scoped_ptr<base::DictionaryValue> dictionary(new base::DictionaryValue());
dictionary->SetString("id", descriptor.id());
dictionary->SetString("displayName", descriptor.name());
dictionary->SetString("optionsPage", descriptor.options_page_url().spec());
scoped_ptr<base::DictionaryValue> language_codes(
new base::DictionaryValue());
for (size_t i = 0; i < descriptor.language_codes().size(); ++i)
language_codes->SetBoolean(descriptor.language_codes().at(i), true);
dictionary->Set("languageCodeSet", language_codes.release());
ime_ids_list->Append(dictionary.release());
}
return ime_ids_list.release();
}
base::string16 CrosLanguageOptionsHandler::GetProductName() {
return l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_OS_NAME);
}
void CrosLanguageOptionsHandler::SetApplicationLocale(
const std::string& language_code) {
Profile* profile = Profile::FromWebUI(web_ui());
user_manager::UserManager* user_manager = user_manager::UserManager::Get();
// Secondary users and public session users cannot change the locale.
user_manager::User* user = ProfileHelper::Get()->GetUserByProfile(profile);
if (user &&
user->email() == user_manager->GetPrimaryUser()->email() &&
user->GetType() != user_manager::USER_TYPE_PUBLIC_ACCOUNT) {
profile->ChangeAppLocale(language_code,
Profile::APP_LOCALE_CHANGED_VIA_SETTINGS);
}
}
void CrosLanguageOptionsHandler::RestartCallback(const base::ListValue* args) {
content::RecordAction(UserMetricsAction("LanguageOptions_SignOut"));
chrome::AttemptUserExit();
}
void CrosLanguageOptionsHandler::InputMethodDisableCallback(
const base::ListValue* args) {
const std::string input_method_id =
base::UTF16ToASCII(ExtractStringValue(args));
const std::string action = base::StringPrintf(
"LanguageOptions_DisableInputMethod_%s", input_method_id.c_str());
content::RecordComputedAction(action);
}
void CrosLanguageOptionsHandler::InputMethodEnableCallback(
const base::ListValue* args) {
const std::string input_method_id =
base::UTF16ToASCII(ExtractStringValue(args));
const std::string action = base::StringPrintf(
"LanguageOptions_EnableInputMethod_%s", input_method_id.c_str());
content::RecordComputedAction(action);
}
void CrosLanguageOptionsHandler::InputMethodOptionsOpenCallback(
const base::ListValue* args) {
const std::string input_method_id =
base::UTF16ToASCII(ExtractStringValue(args));
const std::string extension_id =
extension_ime_util::GetExtensionIDFromInputMethodID(input_method_id);
if (extension_id.empty())
return;
const input_method::InputMethodDescriptor* ime =
input_method::InputMethodManager::Get()
->GetActiveIMEState()
->GetInputMethodFromId(input_method_id);
if (!ime)
return;
Browser* browser = chrome::FindBrowserWithWebContents(
web_ui()->GetWebContents());
content::OpenURLParams params(ime->options_page_url(),
content::Referrer(),
SINGLETON_TAB,
ui::PAGE_TRANSITION_LINK,
false);
browser->OpenURL(params);
}
void CrosLanguageOptionsHandler::AddImeProvider(base::ListValue* list) {
Profile* profile = Profile::FromWebUI(web_ui());
const extensions::ExtensionSet& enabled_extensions =
extensions::ExtensionRegistry::Get(profile)->enabled_extensions();
for (size_t i = 0; i < list->GetSize(); ++i) {
base::DictionaryValue* entry;
list->GetDictionary(i, &entry);
std::string input_method_id;
entry->GetString("id", &input_method_id);
std::string extension_id =
extension_ime_util::GetExtensionIDFromInputMethodID(input_method_id);
const extensions::Extension* extension =
enabled_extensions.GetByID(extension_id);
if (extension)
entry->SetString("extensionName", extension->name());
}
}
} // namespace options
} // namespace chromeos
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