mirror of
https://bitbucket.org/chromiumembedded/cef
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143 lines
4.7 KiB
C++
143 lines
4.7 KiB
C++
// Copyright (c) 2022 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "cef/libcef/browser/global_preference_manager_impl.h"
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#include "base/metrics/field_trial_list_including_low_anonymity.h"
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#include "base/strings/string_util.h"
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#include "cef/libcef/browser/context.h"
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#include "cef/libcef/browser/prefs/pref_helper.h"
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#include "cef/libcef/browser/thread_util.h"
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#include "cef/libcef/common/api_version_util.h"
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#include "chrome/browser/about_flags.h"
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#include "chrome/browser/browser_process.h"
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#include "components/variations/synthetic_trials_active_group_id_provider.h"
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#include "components/webui/flags/pref_service_flags_storage.h"
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namespace {
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std::string GetActiveGroupNameAsString(
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const base::FieldTrial::ActiveGroup& group) {
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constexpr std::string_view kNonBreakingHyphenUTF8 = "\xE2\x80\x91";
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std::string result = group.trial_name + ":" + group.group_name;
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base::ReplaceChars(result, "-", kNonBreakingHyphenUTF8, &result);
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return result;
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}
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} // namespace
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bool CefGlobalPreferenceManagerImpl::HasPreference(const CefString& name) {
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CEF_REQUIRE_UIT_RETURN(false);
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return pref_helper::HasPreference(g_browser_process->local_state(), name);
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}
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CefRefPtr<CefValue> CefGlobalPreferenceManagerImpl::GetPreference(
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const CefString& name) {
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CEF_REQUIRE_UIT_RETURN(nullptr);
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return pref_helper::GetPreference(g_browser_process->local_state(), name);
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}
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CefRefPtr<CefDictionaryValue> CefGlobalPreferenceManagerImpl::GetAllPreferences(
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bool include_defaults) {
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CEF_REQUIRE_UIT_RETURN(nullptr);
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return pref_helper::GetAllPreferences(g_browser_process->local_state(),
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include_defaults);
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}
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bool CefGlobalPreferenceManagerImpl::CanSetPreference(const CefString& name) {
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CEF_REQUIRE_UIT_RETURN(false);
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return pref_helper::CanSetPreference(g_browser_process->local_state(), name);
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}
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bool CefGlobalPreferenceManagerImpl::SetPreference(const CefString& name,
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CefRefPtr<CefValue> value,
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CefString& error) {
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CEF_REQUIRE_UIT_RETURN(false);
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return pref_helper::SetPreference(g_browser_process->local_state(), name,
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value, error);
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}
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CefRefPtr<CefRegistration>
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CefGlobalPreferenceManagerImpl::AddPreferenceObserver(
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const CefString& name,
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CefRefPtr<CefPreferenceObserver> observer) {
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CEF_API_REQUIRE_ADDED(13401);
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CEF_REQUIRE_UIT_RETURN(nullptr);
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return CefContext::Get()->GetPrefRegistrar()->AddObserver(name, observer);
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}
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// static
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void CefPreferenceManager::GetChromeVariationsAsSwitches(
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std::vector<CefString>& switches) {
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CEF_API_REQUIRE_ADDED(13401);
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// Verify that the context is in a valid state.
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if (!CONTEXT_STATE_VALID()) {
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DCHECK(false) << "context not valid";
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return;
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}
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switches.clear();
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// Based on ChromeFeatureListCreator::ConvertFlagsToSwitches().
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flags_ui::PrefServiceFlagsStorage flags_storage(
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g_browser_process->local_state());
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base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
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about_flags::ConvertFlagsToSwitches(&flags_storage, &command_line,
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flags_ui::kNoSentinels);
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for (const auto& arg : command_line.argv()) {
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if (!arg.empty()) {
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switches.push_back(arg);
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}
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}
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}
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// static
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void CefPreferenceManager::GetChromeVariationsAsStrings(
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std::vector<CefString>& strings) {
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CEF_API_REQUIRE_ADDED(13401);
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// Verify that the context is in a valid state.
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if (!CONTEXT_STATE_VALID()) {
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DCHECK(false) << "context not valid";
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return;
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}
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strings.clear();
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// Based on components/webui/version/version_handler_helper.cc
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// GetVariationsList().
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base::FieldTrial::ActiveGroups active_groups;
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// Include low anonymity trial groups in the version string, as it is only
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// displayed locally (and is useful for diagnostics purposes).
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base::FieldTrialListIncludingLowAnonymity::
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GetActiveFieldTrialGroupsForTesting(&active_groups);
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for (const auto& group : active_groups) {
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strings.push_back(GetActiveGroupNameAsString(group));
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}
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// Synthetic field trials.
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for (const auto& group :
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variations::SyntheticTrialsActiveGroupIdProvider::GetInstance()
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->GetGroups()) {
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strings.push_back(GetActiveGroupNameAsString(group.active_group()));
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}
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}
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// static
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CefRefPtr<CefPreferenceManager>
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CefPreferenceManager::GetGlobalPreferenceManager() {
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// Verify that the context is in a valid state.
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if (!CONTEXT_STATE_VALID()) {
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DCHECK(false) << "context not valid";
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return nullptr;
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}
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return new CefGlobalPreferenceManagerImpl();
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}
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