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// Copyright 2013 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/translate_internals/translate_internals_ui.h"
#include <string>
#include <vector>
#include "base/command_line.h"
#include "base/memory/scoped_ptr.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/webui/translate_internals/translate_internals_handler.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/url_constants.h"
#include "components/translate/content/common/cld_data_source.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "grit/translate_internals_resources.h"
#include "ui/base/l10n/l10n_util.h"
namespace {
// Sets the languages to |dict|. Each key is a language code and each value is
// a language name in the locale.
void GetLanguages(base::DictionaryValue* dict) {
DCHECK(dict);
const std::string app_locale = g_browser_process->GetApplicationLocale();
std::vector<std::string> language_codes;
l10n_util::GetAcceptLanguagesForLocale(app_locale, &language_codes);
for (std::vector<std::string>::iterator it = language_codes.begin();
it != language_codes.end(); ++it) {
const std::string& lang_code = *it;
base::string16 lang_name =
l10n_util::GetDisplayNameForLocale(lang_code, app_locale, false);
dict->SetString(lang_code, lang_name);
}
}
content::WebUIDataSource* CreateTranslateInternalsHTMLSource() {
content::WebUIDataSource* source =
content::WebUIDataSource::Create(chrome::kChromeUITranslateInternalsHost);
source->SetUseJsonJSFormatV2();
source->SetDefaultResource(IDR_TRANSLATE_INTERNALS_TRANSLATE_INTERNALS_HTML);
source->SetJsonPath("strings.js");
source->AddResourcePath("translate_internals.js",
IDR_TRANSLATE_INTERNALS_TRANSLATE_INTERNALS_JS);
base::DictionaryValue langs;
GetLanguages(&langs);
for (base::DictionaryValue::Iterator it(langs); !it.IsAtEnd(); it.Advance()) {
std::string key = "language-" + it.key();
std::string value;
it.value().GetAsString(&value);
source->AddString(key, value);
}
std::string cld_version = "";
std::string cld_data_source = "";
// The version strings are hardcoded here to avoid linking with the CLD
// library, see http://crbug.com/297777.
#if CLD_VERSION==1
cld_version = "1.6";
cld_data_source = "static"; // CLD1.x does not support dynamic data loading
#elif CLD_VERSION==2
cld_version = "2";
cld_data_source = translate::CldDataSource::GetName();
#else
NOTREACHED();
#endif
source->AddString("cld-version", cld_version);
source->AddString("cld-data-source", cld_data_source);
return source;
}
} // namespace
TranslateInternalsUI::TranslateInternalsUI(content::WebUI* web_ui)
: WebUIController(web_ui) {
web_ui->AddMessageHandler(new TranslateInternalsHandler);
Profile* profile = Profile::FromWebUI(web_ui);
content::WebUIDataSource::Add(profile, CreateTranslateInternalsHTMLSource());
}
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