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// Copyright (c) 2011 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/options2/language_options_handler_common.h"
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "base/basictypes.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/stringprintf.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/spellcheck_common.h"
#include "content/public/browser/user_metrics.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
using content::UserMetricsAction;
LanguageOptionsHandlerCommon::LanguageOptionsHandlerCommon() {
}
LanguageOptionsHandlerCommon::~LanguageOptionsHandlerCommon() {
}
void LanguageOptionsHandlerCommon::GetLocalizedValues(
DictionaryValue* localized_strings) {
DCHECK(localized_strings);
string16 product_name = GetProductName();
localized_strings->SetString("add_button",
l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_ADD_BUTTON));
localized_strings->SetString("languages",
l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_LANGUAGES));
localized_strings->SetString("please_add_another_language",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_PLEASE_ADD_ANOTHER_LANGUAGE));
localized_strings->SetString("remove_button",
l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_REMOVE_BUTTON));
localized_strings->SetString("add_language_instructions",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_ADD_LANGUAGE_INSTRUCTIONS));
localized_strings->SetString("cannot_be_displayed_in_this_language",
l10n_util::GetStringFUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_CANNOT_BE_DISPLAYED_IN_THIS_LANGUAGE,
product_name));
localized_strings->SetString("is_displayed_in_this_language",
l10n_util::GetStringFUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_IS_DISPLAYED_IN_THIS_LANGUAGE,
product_name));
localized_strings->SetString("display_in_this_language",
l10n_util::GetStringFUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_DISPLAY_IN_THIS_LANGUAGE,
product_name));
localized_strings->SetString("this_language_is_currently_in_use",
l10n_util::GetStringFUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_THIS_LANGUAGE_IS_CURRENTLY_IN_USE,
product_name));
localized_strings->SetString("restart_required",
l10n_util::GetStringUTF16(IDS_OPTIONS_RELAUNCH_REQUIRED));
// OS X uses the OS native spellchecker so no need for these strings.
#if !defined(OS_MACOSX)
localized_strings->SetString("use_this_for_spell_checking",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_USE_THIS_FOR_SPELL_CHECKING));
localized_strings->SetString("cannot_be_used_for_spell_checking",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_CANNOT_BE_USED_FOR_SPELL_CHECKING));
localized_strings->SetString("is_used_for_spell_checking",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_IS_USED_FOR_SPELL_CHECKING));
localized_strings->SetString("enable_spell_check",
l10n_util::GetStringUTF16(IDS_OPTIONS_ENABLE_SPELLCHECK));
localized_strings->SetString("enable_auto_spell_correction",
l10n_util::GetStringUTF16(IDS_OPTIONS_ENABLE_AUTO_SPELL_CORRECTION));
#endif // !OS_MACOSX
localized_strings->SetString("add_language_title",
l10n_util::GetStringUTF16(IDS_OPTIONS_LANGUAGES_ADD_TITLE));
localized_strings->SetString("add_language_select_label",
l10n_util::GetStringUTF16(IDS_OPTIONS_LANGUAGES_ADD_SELECT_LABEL));
localized_strings->SetString("restart_button",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_LANGUAGES_RELAUNCH_BUTTON));
// The following are resources, rather than local strings.
localized_strings->SetString("currentUiLanguageCode",
g_browser_process->GetApplicationLocale());
localized_strings->Set("spellCheckLanguageCodeSet",
GetSpellCheckLanguageCodeSet());
localized_strings->Set("uiLanguageCodeSet", GetUILanguageCodeSet());
const CommandLine& command_line = *CommandLine::ForCurrentProcess();
bool experimental_spell_check_features =
command_line.HasSwitch(switches::kExperimentalSpellcheckerFeatures);
localized_strings->SetBoolean("experimentalSpellCheckFeatures",
experimental_spell_check_features);
}
void LanguageOptionsHandlerCommon::RegisterMessages() {
DCHECK(web_ui_);
web_ui_->RegisterMessageCallback("languageOptionsOpen",
base::Bind(
&LanguageOptionsHandlerCommon::LanguageOptionsOpenCallback,
base::Unretained(this)));
web_ui_->RegisterMessageCallback("spellCheckLanguageChange",
base::Bind(
&LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback,
base::Unretained(this)));
web_ui_->RegisterMessageCallback("uiLanguageChange",
base::Bind(
&LanguageOptionsHandlerCommon::UiLanguageChangeCallback,
base::Unretained(this)));
}
DictionaryValue* LanguageOptionsHandlerCommon::GetUILanguageCodeSet() {
DictionaryValue* dictionary = new DictionaryValue();
const std::vector<std::string>& available_locales =
l10n_util::GetAvailableLocales();
for (size_t i = 0; i < available_locales.size(); ++i) {
dictionary->SetBoolean(available_locales[i], true);
}
return dictionary;
}
DictionaryValue* LanguageOptionsHandlerCommon::GetSpellCheckLanguageCodeSet() {
DictionaryValue* dictionary = new DictionaryValue();
std::vector<std::string> spell_check_languages;
SpellCheckCommon::SpellCheckLanguages(&spell_check_languages);
for (size_t i = 0; i < spell_check_languages.size(); ++i) {
dictionary->SetBoolean(spell_check_languages[i], true);
}
return dictionary;
}
void LanguageOptionsHandlerCommon::LanguageOptionsOpenCallback(
const ListValue* args) {
content::RecordAction(UserMetricsAction("LanguageOptions_Open"));
}
void LanguageOptionsHandlerCommon::UiLanguageChangeCallback(
const ListValue* args) {
const std::string language_code = UTF16ToASCII(ExtractStringValue(args));
CHECK(!language_code.empty());
const std::string action = base::StringPrintf(
"LanguageOptions_UiLanguageChange_%s", language_code.c_str());
content::RecordComputedAction(action);
SetApplicationLocale(language_code);
web_ui_->CallJavascriptFunction("options.LanguageOptions.uiLanguageSaved");
}
void LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback(
const ListValue* args) {
const std::string language_code = UTF16ToASCII(ExtractStringValue(args));
CHECK(!language_code.empty());
const std::string action = base::StringPrintf(
"LanguageOptions_SpellCheckLanguageChange_%s", language_code.c_str());
content::RecordComputedAction(action);
}
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