cef/libcef/browser/prefs/browser_prefs.cc

92 lines
3.3 KiB
C++

// Copyright (c) 2013 The Chromium Embedded Framework 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 "cef/libcef/browser/prefs/browser_prefs.h"
#include "cef/libcef/browser/browser_context.h"
#include "cef/libcef/browser/context.h"
#include "cef/libcef/browser/prefs/pref_registrar.h"
#include "chrome/browser/profiles/profile.h"
#include "components/language/core/browser/pref_names.h"
#include "components/prefs/pref_registry_simple.h"
#include "components/prefs/pref_service.h"
namespace browser_prefs {
namespace {
// Match the logic in chrome/browser/net/profile_network_context_service.cc.
std::string ComputeAcceptLanguageFromPref(const std::string& language_pref) {
std::string accept_languages_str =
net::HttpUtil::ExpandLanguageList(language_pref);
return net::HttpUtil::GenerateAcceptLanguageHeader(accept_languages_str);
}
// Return the most relevant setting based on |profile|.
std::string GetAcceptLanguageListSetting(Profile* profile) {
if (auto* browser_context = CefBrowserContext::FromProfile(profile)) {
const auto& settings = browser_context->settings();
if (settings.accept_language_list.length > 0) {
return CefString(&settings.accept_language_list);
}
}
const auto& settings = CefContext::Get()->settings();
if (settings.accept_language_list.length > 0) {
return CefString(&settings.accept_language_list);
}
return std::string();
}
} // namespace
void RegisterLocalStatePrefs(PrefRegistrySimple* registry) {
pref_registrar::RegisterCustomPrefs(CEF_PREFERENCES_TYPE_GLOBAL, registry);
}
void RegisterProfilePrefs(PrefRegistrySimple* registry) {
pref_registrar::RegisterCustomPrefs(CEF_PREFERENCES_TYPE_REQUEST_CONTEXT,
registry);
}
std::string GetAcceptLanguageList(Profile* profile) {
// Always prefer to the CEF settings configuration, if specified.
std::string accept_language_list = GetAcceptLanguageListSetting(profile);
if (accept_language_list.empty() && profile) {
// Fall back to the preference value. The default value comes from the
// configured locale (IDS_ACCEPT_LANGUAGES) which is then overridden by the
// user preference in chrome://settings/languages, all managed by
// language::LanguagePrefs.
accept_language_list =
profile->GetPrefs()->GetString(language::prefs::kAcceptLanguages);
}
if (!accept_language_list.empty()) {
return ComputeAcceptLanguageFromPref(accept_language_list);
}
return std::string();
}
void SetInitialProfilePrefs(Profile* profile) {
auto* prefs = profile->GetPrefs();
// Language preferences.
const std::string& accept_language_list =
GetAcceptLanguageListSetting(profile);
if (!accept_language_list.empty()) {
// Used by ProfileNetworkContextService and InterceptedRequestHandlerWrapper
// (via GetAcceptLanguageList) for request headers, and
// renderer_preferences_util::UpdateFromSystemSettings() for
// `navigator.language`.
prefs->SetString(language::prefs::kAcceptLanguages, accept_language_list);
// Necessary to avoid a reset of the kAcceptLanguages value in
// LanguagePrefs::UpdateAcceptLanguagesPref().
prefs->SetString(language::prefs::kSelectedLanguages, accept_language_list);
}
}
} // namespace browser_prefs