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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/first_party_sets/first_party_sets_site_data_remover.h"
#include "base/check_op.h"
#include "base/memory/raw_ref.h"
#include "base/scoped_observation.h"
#include "content/public/browser/browsing_data_filter_builder.h"
#include "content/public/browser/browsing_data_remover.h"
#include "net/base/schemeful_site.h"
#include "url/origin.h"
namespace content {
namespace {
class ClearingTask : public BrowsingDataRemover::Observer {
public:
ClearingTask(BrowsingDataRemover& remover,
std::vector<net::SchemefulSite> sites,
base::OnceCallback<void(uint64_t)> callback)
: remover_(remover),
sites_(std::move(sites)),
callback_(std::move(callback)) {
scoped_observation_.Observe(&*remover_);
}
~ClearingTask() override {
// This FirstPartySetsSiteDataClearer class is self-owned, and the only way
// for it to be destroyed should be the "delete this" part in
// OnBrowsingDataRemoverDone() function, and it invokes the |callback_|. So
// when this destructor is called, the |callback_| should be null.
CHECK(!callback_);
}
void RunAndDestroySelfWhenDone() {
std::unique_ptr<BrowsingDataFilterBuilder> cookie_filter_builder(
BrowsingDataFilterBuilder::Create(
BrowsingDataFilterBuilder::Mode::kDelete));
std::unique_ptr<BrowsingDataFilterBuilder> origin_filter_builder(
BrowsingDataFilterBuilder::Create(
BrowsingDataFilterBuilder::Mode::kDelete));
for (const auto& site : sites_) {
// For clearing eTLD+1 scoped data.
cookie_filter_builder->AddRegisterableDomain(site.GetURL().host());
// For clearing origin-scoped data.
origin_filter_builder->AddOrigin(url::Origin::Create(site.GetURL()));
}
task_count_++;
remover_->RemoveWithFilterAndReply(
base::Time(), base::Time::Max(), BrowsingDataRemover::DATA_TYPE_COOKIES,
BrowsingDataRemover::ORIGIN_TYPE_UNPROTECTED_WEB |
BrowsingDataRemover::ORIGIN_TYPE_PROTECTED_WEB,
std::move(cookie_filter_builder), this);
uint64_t remove_mask =
BrowsingDataRemover::DATA_TYPE_DOM_STORAGE |
BrowsingDataRemover::DATA_TYPE_PRIVACY_SANDBOX |
BrowsingDataRemover::DATA_TYPE_RELATED_WEBSITE_SETS_PERMISSIONS;
task_count_++;
remover_->RemoveWithFilterAndReply(
base::Time(), base::Time::Max(), remove_mask,
BrowsingDataRemover::ORIGIN_TYPE_UNPROTECTED_WEB |
BrowsingDataRemover::ORIGIN_TYPE_PROTECTED_WEB,
std::move(origin_filter_builder), this);
CHECK_GT(task_count_, 0);
}
private:
// BrowsingDataRemover::Observer:
void OnBrowsingDataRemoverDone(uint64_t failed_data_types) override {
CHECK_GT(task_count_, 0);
failed_data_types_ |= failed_data_types;
if (--task_count_)
return;
scoped_observation_.Reset();
std::move(callback_).Run(failed_data_types_);
delete this;
}
raw_ref<BrowsingDataRemover> remover_;
std::vector<net::SchemefulSite> sites_;
base::OnceCallback<void(uint64_t)> callback_;
int task_count_ = 0;
uint64_t failed_data_types_ = 0;
base::ScopedObservation<BrowsingDataRemover, BrowsingDataRemover::Observer>
scoped_observation_{this};
};
} // namespace
// static
void FirstPartySetsSiteDataRemover::RemoveSiteData(
BrowsingDataRemover& remover,
std::vector<net::SchemefulSite> sites,
base::OnceCallback<void(uint64_t)> callback) {
if (sites.empty()) {
std::move(callback).Run(0);
return;
}
(new ClearingTask(remover, std::move(sites), std::move(callback)))
->RunAndDestroySelfWhenDone();
}
} // namespace content
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