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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/variations/service/variations_field_trial_creator.h"
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <cstdint>
#include <memory>
#include <set>
#include <utility>
#include "base/functional/bind.h"
#include "components/language/core/browser/locale_util.h"
#include "components/prefs/pref_service.h"
#include "components/variations/service/safe_seed_manager.h"
#include "components/variations/service/variations_service_client.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
namespace variations {
VariationsFieldTrialCreator::VariationsFieldTrialCreator(
VariationsServiceClient* client,
std::unique_ptr<VariationsSeedStore> seed_store,
const UIStringOverrider& ui_string_overrider,
LimitedEntropySyntheticTrial* limited_entropy_synthetic_trial)
: VariationsFieldTrialCreatorBase(
client,
std::move(seed_store),
base::BindOnce([](PrefService* local_state) {
return language::GetApplicationLocale(local_state);
}),
limited_entropy_synthetic_trial),
ui_string_overrider_(ui_string_overrider) {}
VariationsFieldTrialCreator::~VariationsFieldTrialCreator() = default;
void VariationsFieldTrialCreator::OverrideCachedUIStrings() {
DCHECK(ui::ResourceBundle::HasSharedInstance());
ui::ResourceBundle* bundle = &ui::ResourceBundle::GetSharedInstance();
bundle->CheckCanOverrideStringResources();
for (auto const& it : overridden_strings_map_)
bundle->OverrideLocaleStringResource(it.first, it.second);
overridden_strings_map_.clear();
}
bool VariationsFieldTrialCreator::IsOverrideResourceMapEmpty() {
return overridden_strings_map_.empty();
}
void VariationsFieldTrialCreator::OverrideUIString(uint32_t resource_hash,
const std::u16string& str) {
int resource_id = ui_string_overrider_.GetResourceIndex(resource_hash);
if (resource_id == -1)
return;
// This function may be called before the resource bundle is initialized. So
// we cache the UI strings and override them after the full browser starts.
if (!ui::ResourceBundle::HasSharedInstance()) {
overridden_strings_map_[resource_id] = str;
return;
}
ui::ResourceBundle::GetSharedInstance().OverrideLocaleStringResource(
resource_id, str);
}
} // namespace variations
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