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(SchedulerGroup::Dispatch(r.forget()));
  68
  69   return promise;
  70 }
  71
  72 RefPtr<ServiceWorkerRegistrationPromise>
  73 ServiceWorkerContainerProxy::GetRegistration(const ClientInfo& aClientInfo,
  74                                              const nsACString& aURL) {
  75   AssertIsOnBackgroundThread();
  76
  77   RefPtr<ServiceWorkerRegistrationPromise::Private> promise =
  78       new ServiceWorkerRegistrationPromise::Private(__func__);
  79
  80   nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
  81       __func__, [aClientInfo, aURL = nsCString(aURL), promise]() mutable {
  82         auto scopeExit = MakeScopeExit(
  83             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
  84
  85         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
  86         NS_ENSURE_TRUE_VOID(swm);
  87
  88         swm->GetRegistration(aClientInfo, aURL)
  89             ->ChainTo(promise.forget(), __func__);
  90
  91         scopeExit.release();
  92       });
  93
  94   MOZ_ALWAYS_SUCCEEDS(SchedulerGroup::Dispatch(r.forget()));
  95
  96   return promise;
  97 }
  98
  99 RefPtr<ServiceWorkerRegistrationListPromise>
 100 ServiceWorkerContainerProxy::GetRegistrations(const ClientInfo& aClientInfo) {
 101   AssertIsOnBackgroundThread();
 102
 103   RefPtr<ServiceWorkerRegistrationListPromise::Private> promise =
 104       new ServiceWorkerRegistrationListPromise::Private(__func__);
 105
 106   nsCOMPtr<nsIRunnable> r =
 107       NS_NewRunnableFunction(__func__, [aClientInfo, promise]() mutable {
 108         auto scopeExit = MakeScopeExit(
 109             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
 110
 111         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
 112         NS_ENSURE_TRUE_VOID(swm);
 113
 114         swm->GetRegistrations(aClientInfo)->ChainTo(promise.forget(), __func__);
 115
 116         scopeExit.release();
 117       });
 118
 119   MOZ_ALWAYS_SUCCEEDS(SchedulerGroup::Dispatch(r.forget()));
 120
 121   return promise;
 122 }
 123
 124 RefPtr<ServiceWorkerRegistrationPromise> ServiceWorkerContainerProxy::GetReady(
 125     const ClientInfo& aClientInfo) {
 126   AssertIsOnBackgroundThread();
 127
 128   RefPtr<ServiceWorkerRegistrationPromise::Private> promise =
 129       new ServiceWorkerRegistrationPromise::Private(__func__);
 130
 131   nsCOMPtr<nsIRunnable> r =
 132       NS_NewRunnableFunction(__func__, [aClientInfo, promise]() mutable {
 133         auto scopeExit = MakeScopeExit(
 134             [&] { promise->Reject(NS_ERROR_DOM_INVALID_STATE_ERR, __func__); });
 135
 136         RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
 137         NS_ENSURE_TRUE_VOID(swm);
 138
 139         swm->WhenReady(aClientInfo)->ChainTo(promise.forget(), __func__);
 140
 141         scopeExit.release();
 142       });
 143
 144   MOZ_ALWAYS_SUCCEEDS(SchedulerGroup::Dispatch(r.forget()));
 145
 146   return promise;
 147 }
 148
 149 }  // namespace mozilla::dom