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// Copyright 2023 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/browser_ui/site_settings/android/website_preference_bridge_util.h"
#include "content/public/browser/browsing_data_filter_builder.h"
ClearLocalStorageHelper::ClearLocalStorageHelper(
content::BrowsingDataRemover* remover,
base::OnceClosure callback)
: remover_(remover), callback_(std::move(callback)) {
remover_->AddObserver(this);
}
ClearLocalStorageHelper::~ClearLocalStorageHelper() {
remover_->RemoveObserver(this);
}
// static
void ClearLocalStorageHelper::ClearLocalStorage(
content::BrowserContext* browser_context,
const url::Origin& origin,
base::OnceClosure callback) {
// This has to be a raw pointer, since the Observer inside deletes itself when
// it receives a callback. Otherwise, the observer would get deleted before
// that happens.
auto* remover = browser_context->GetBrowsingDataRemover();
auto* helper = new ClearLocalStorageHelper(remover, std::move(callback));
// Use |BrowsingDataRemover| to delete local storage data. This is needed
// because of partitioned storage, which means that there might be multiple
// storage keys matching one origin. In this case, this deletes data for the
// origin both in 1P and 3P contexts.
auto filter = content::BrowsingDataFilterBuilder::Create(
content::BrowsingDataFilterBuilder::Mode::kDelete,
content::BrowsingDataFilterBuilder::OriginMatchingMode::
kOriginInAllContexts);
filter->AddOrigin(origin);
remover->RemoveWithFilterAndReply(
base::Time::Min(), base::Time::Max(),
content::BrowsingDataRemover::DATA_TYPE_DOM_STORAGE,
content::BrowsingDataRemover::ORIGIN_TYPE_UNPROTECTED_WEB,
std::move(filter), helper);
}
void ClearLocalStorageHelper::OnBrowsingDataRemoverDone(
uint64_t failed_data_types) {
std::move(callback_).Run();
delete this;
}
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