dom/serviceworkers/ServiceWorkerContainerProxy.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "ServiceWorkerContainerProxy.h"
   8
   9 #include "mozilla/dom/ServiceWorkerContainerParent.h"
  10 #include "mozilla/dom/ServiceWorkerManager.h"
  11 #include "mozilla/ipc/BackgroundParent.h"
  12 #include "mozilla/SchedulerGroup.h"
  13 #include "mozilla/ScopeExit.h"
  14
  15 namespace mozilla::dom {
  16
  17 using mozilla::ipc::AssertIsOnBackgroundThread;
  18
  19 ServiceWorkerContainerProxy::~ServiceWorkerContainerProxy() {
  20   // Any thread
  21   MOZ_DIAGNOSTIC_ASSERT(!mActor);
  22 }
  23
  24 ServiceWorkerContainerProxy::ServiceWorkerContainerProxy(
  25     ServiceWorkerContainerParent* aActor)
  26     : mActor(aActor) {
  27   AssertIsOnBackgroundThread();
  28   MOZ_DIAGNOSTIC_ASSERT(mActor);
  29
  30   // The container does not directly listen for updates, so we don't need
  31   // to immediately initialize.  The controllerchange event comes via the
  32   // ClientSource associated with the ServiceWorkerContainer's bound global.
  33 }
  34
  35 void ServiceWorkerContainerProxy::RevokeActor(
  36     ServiceWorkerContainerParent* aActor) {
  37   AssertIsOnBackgroundThread();
  38   MOZ_DIAGNOSTIC_ASSERT(mActor);
  39   MOZ_DIAGNOSTIC_ASSERT(mActor == aActor);
  40   mActor = nullptr;
  41 }
  42
  43 RefPtr<ServiceWorkerRegistrationPromise> ServiceWorkerContainerProxy::Register(
  44     const ClientInfo& aClientInfo, const nsACString& aScopeURL,
  45     const nsACString& aScriptURL, ServiceWorkerUpdateViaCache aUpdateViaCache) {
  46   AssertIsOnBackgroundThread();
  47
  48   RefPtr<ServiceWorkerRegistrationPromise::Private> promise =
  49       new ServiceWorkerRegistrationPromise::Private(__func__);
  50
  51   nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
  52       __func__,
  53       [aClientInfo, aScopeURL = nsCString(aScopeURL),
  54        aScriptURL = nsCString(aScriptURL), aUpdateViaCache, promise]() mutable {
  55         auto scopeExit = MakeScopeExit(
  56             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
  57
  58         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
  59         NS_ENSURE_TRUE_VOID(swm);
  60
  61         swm->Register(aClientInfo, aScopeURL, aScriptURL, aUpdateViaCache)
  62             ->ChainTo(promise.forget(), __func__);
  63
  64         scopeExit.release();
  65       });
  66
  67   MOZ_ALWAYS_SUCCEEDS(
  68       SchedulerGroup::Dispatch(TaskCategory::Other, r.forget()));
  69
  70   return promise;
  71 }
  72
  73 RefPtr<ServiceWorkerRegistrationPromise>
  74 ServiceWorkerContainerProxy::GetRegistration(const ClientInfo& aClientInfo,
  75                                              const nsACString& aURL) {
  76   AssertIsOnBackgroundThread();
  77
  78   RefPtr<ServiceWorkerRegistrationPromise::Private> promise =
  79       new ServiceWorkerRegistrationPromise::Private(__func__);
  80
  81   nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
  82       __func__, [aClientInfo, aURL = nsCString(aURL), promise]() mutable {
  83         auto scopeExit = MakeScopeExit(
  84             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
  85
  86         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
  87         NS_ENSURE_TRUE_VOID(swm);
  88
  89         swm->GetRegistration(aClientInfo, aURL)
  90             ->ChainTo(promise.forget(), __func__);
  91
  92         scopeExit.release();
  93       });
  94
  95   MOZ_ALWAYS_SUCCEEDS(
  96       SchedulerGroup::Dispatch(TaskCategory::Other, r.forget()));
  97
  98   return promise;
  99 }
 100
 101 RefPtr<ServiceWorkerRegistrationListPromise>
 102 ServiceWorkerContainerProxy::GetRegistrations(const ClientInfo& aClientInfo) {
 103   AssertIsOnBackgroundThread();
 104
 105   RefPtr<ServiceWorkerRegistrationListPromise::Private> promise =
 106       new ServiceWorkerRegistrationListPromise::Private(__func__);
 107
 108   nsCOMPtr<nsIRunnable> r =
 109       NS_NewRunnableFunction(__func__, [aClientInfo, promise]() mutable {
 110         auto scopeExit = MakeScopeExit(
 111             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
 112
 113         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
 114         NS_ENSURE_TRUE_VOID(swm);
 115
 116         swm->GetRegistrations(aClientInfo)->ChainTo(promise.forget(), __func__);
 117
 118         scopeExit.release();
 119       });
 120
 121   MOZ_ALWAYS_SUCCEEDS(
 122       SchedulerGroup::Dispatch(TaskCategory::Other, r.forget()));
 123
 124   return promise;
 125 }
 126
 127 RefPtr<ServiceWorkerRegistrationPromise> ServiceWorkerContainerProxy::GetReady(
 128     const ClientInfo& aClientInfo) {
 129   AssertIsOnBackgroundThread();
 130
 131   RefPtr<ServiceWorkerRegistrationPromise::Private> promise =
 132       new ServiceWorkerRegistrationPromise::Private(__func__);
 133
 134   nsCOMPtr<nsIRunnable> r =
 135       NS_NewRunnableFunction(__func__, [aClientInfo, promise]() mutable {
 136         auto scopeExit = MakeScopeExit(
 137             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
 138
 139         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
 140         NS_ENSURE_TRUE_VOID(swm);
 141
 142         swm->WhenReady(aClientInfo)->ChainTo(promise.forget(), __func__);
 143
 144         scopeExit.release();
 145       });
 146
 147   MOZ_ALWAYS_SUCCEEDS(
 148       SchedulerGroup::Dispatch(TaskCategory::Other, r.forget()));
 149
 150   return promise;
 151 }
 152
 153 }  // namespace mozilla::dom