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// Copyright 2019 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/background_sync/background_sync_proxy.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/location.h"
#include "base/task/task_traits.h"
#include "content/browser/background_sync/background_sync_scheduler.h"
#include "content/browser/service_worker/service_worker_context_wrapper.h"
#include "content/browser/storage_partition_impl.h"
#include "content/public/browser/background_sync_context.h"
#include "content/public/browser/background_sync_controller.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
namespace content {
BackgroundSyncProxy::BackgroundSyncProxy(
scoped_refptr<ServiceWorkerContextWrapper> service_worker_context)
: service_worker_context_(std::move(service_worker_context)) {
// This class lives on the UI thread. Check explicitly that it is on the UI
// thread in the constructor, and use the `sequence_checker_` in
// each method to check that it is on a single sequence (the UI thread).
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
DCHECK(service_worker_context_);
}
BackgroundSyncProxy::~BackgroundSyncProxy() = default;
void BackgroundSyncProxy::ScheduleDelayedProcessing(
blink::mojom::BackgroundSyncType sync_type,
base::TimeDelta delay,
base::OnceClosure delayed_task) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
// Schedule Chrome wakeup.
if (!browser_context())
return;
auto* scheduler = BackgroundSyncScheduler::GetFor(browser_context());
DCHECK(scheduler);
DCHECK(delay != base::TimeDelta::Max());
scheduler->ScheduleDelayedProcessing(
service_worker_context_->storage_partition(), sync_type, delay,
std::move(delayed_task));
}
void BackgroundSyncProxy::CancelDelayedProcessing(
blink::mojom::BackgroundSyncType sync_type) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!browser_context())
return;
auto* scheduler = BackgroundSyncScheduler::GetFor(browser_context());
DCHECK(scheduler);
scheduler->CancelDelayedProcessing(
service_worker_context_->storage_partition(), sync_type);
}
void BackgroundSyncProxy::SendSuspendedPeriodicSyncOrigins(
std::set<url::Origin> suspended_origins) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!browser_context())
return;
auto* controller = browser_context()->GetBackgroundSyncController();
DCHECK(controller);
controller->NoteSuspendedPeriodicSyncOrigins(std::move(suspended_origins));
}
void BackgroundSyncProxy::SendRegisteredPeriodicSyncOrigins(
std::set<url::Origin> registered_origins) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!browser_context())
return;
auto* controller = browser_context()->GetBackgroundSyncController();
DCHECK(controller);
controller->NoteRegisteredPeriodicSyncOrigins(std::move(registered_origins));
}
void BackgroundSyncProxy::AddToTrackedOrigins(url::Origin origin) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
if (!browser_context())
return;
auto* controller = browser_context()->GetBackgroundSyncController();
DCHECK(controller);
controller->AddToTrackedOrigins(origin);
}
void BackgroundSyncProxy::RemoveFromTrackedOrigins(url::Origin origin) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!browser_context())
return;
auto* controller = browser_context()->GetBackgroundSyncController();
DCHECK(controller);
controller->RemoveFromTrackedOrigins(origin);
}
BrowserContext* BackgroundSyncProxy::browser_context() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!service_worker_context_)
return nullptr;
StoragePartitionImpl* storage_partition_impl =
service_worker_context_->storage_partition();
if (!storage_partition_impl) // may be null in tests
return nullptr;
return storage_partition_impl->browser_context();
}
} // namespace content
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