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https://gitlab.winehq.org/wine/wine-gecko.git
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4dd6b5c6e5
This is meant to avoid random issues with Gecko suddenly kicking off the periodic updates in the middle of our test runs. This uses a hidden pref intentionally since nobody should be able to discover this pref by going to about:config.
80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ServiceWorkerPeriodicUpdater.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/unused.h"
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#include "mozilla/Services.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/dom/ContentParent.h"
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#include "nsIServiceWorkerManager.h"
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#define OBSERVER_TOPIC_IDLE_DAILY "idle-daily"
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namespace mozilla {
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namespace dom {
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namespace workers {
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NS_IMPL_ISUPPORTS(ServiceWorkerPeriodicUpdater, nsIObserver)
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StaticRefPtr<ServiceWorkerPeriodicUpdater>
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ServiceWorkerPeriodicUpdater::sInstance;
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bool
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ServiceWorkerPeriodicUpdater::sPeriodicUpdatesEnabled = true;
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already_AddRefed<ServiceWorkerPeriodicUpdater>
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ServiceWorkerPeriodicUpdater::GetSingleton()
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{
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MOZ_ASSERT(XRE_GetProcessType() == GeckoProcessType_Default);
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if (!sInstance) {
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sInstance = new ServiceWorkerPeriodicUpdater();
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ClearOnShutdown(&sInstance);
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}
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nsRefPtr<ServiceWorkerPeriodicUpdater> copy(sInstance.get());
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return copy.forget();
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}
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ServiceWorkerPeriodicUpdater::ServiceWorkerPeriodicUpdater()
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{
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Preferences::AddBoolVarCache(&sPeriodicUpdatesEnabled,
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"dom.serviceWorkers.periodic-updates.enabled",
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true);
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}
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ServiceWorkerPeriodicUpdater::~ServiceWorkerPeriodicUpdater()
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{
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}
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NS_IMETHODIMP
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ServiceWorkerPeriodicUpdater::Observe(nsISupports* aSubject,
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const char* aTopic,
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const char16_t* aData)
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{
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if (strcmp(aTopic, OBSERVER_TOPIC_IDLE_DAILY) == 0 &&
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sPeriodicUpdatesEnabled) {
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// First, update all registrations in the parent process.
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nsCOMPtr<nsIServiceWorkerManager> swm =
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mozilla::services::GetServiceWorkerManager();
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if (swm) {
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swm->UpdateAllRegistrations();
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}
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// Now, tell all child processes to update their registrations as well.
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nsTArray<ContentParent*> children;
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ContentParent::GetAll(children);
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for (uint32_t i = 0; i < children.Length(); i++) {
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unused << children[i]->SendUpdateServiceWorkerRegistrations();
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}
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}
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return NS_OK;
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}
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} // namespace workers
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} // namespace dom
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} // namespace mozilla
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