dom/push/PushSubscriptionOptions.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 "mozilla/dom/PushSubscriptionOptions.h"
   8
   9 #include "MainThreadUtils.h"
  10 #include "mozilla/dom/PushSubscriptionOptionsBinding.h"
  11 #include "mozilla/ErrorResult.h"
  12 #include "mozilla/HoldDropJSObjects.h"
  13 #include "mozilla/dom/PushUtil.h"
  14 #include "nsIGlobalObject.h"
  15 #include "nsWrapperCache.h"
  16
  17 namespace mozilla::dom {
  18
  19 PushSubscriptionOptions::PushSubscriptionOptions(
  20     nsIGlobalObject* aGlobal, nsTArray<uint8_t>&& aRawAppServerKey)
  21     : mGlobal(aGlobal),
  22       mRawAppServerKey(std::move(aRawAppServerKey)),
  23       mAppServerKey(nullptr) {
  24   // There's only one global on a worker, so we don't need to pass a global
  25   // object to the constructor.
  26   MOZ_ASSERT_IF(NS_IsMainThread(), mGlobal);
  27   mozilla::HoldJSObjects(this);
  28 }
  29
  30 PushSubscriptionOptions::~PushSubscriptionOptions() {
  31   mozilla::DropJSObjects(this);
  32 }
  33
  34 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_WITH_JS_MEMBERS(PushSubscriptionOptions,
  35                                                       (mGlobal),
  36                                                       (mAppServerKey))
  37
  38 NS_IMPL_CYCLE_COLLECTING_ADDREF(PushSubscriptionOptions)
  39 NS_IMPL_CYCLE_COLLECTING_RELEASE(PushSubscriptionOptions)
  40
  41 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PushSubscriptionOptions)
  42   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  43   NS_INTERFACE_MAP_ENTRY(nsISupports)
  44 NS_INTERFACE_MAP_END
  45
  46 JSObject* PushSubscriptionOptions::WrapObject(
  47     JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
  48   return PushSubscriptionOptions_Binding::Wrap(aCx, this, aGivenProto);
  49 }
  50
  51 void PushSubscriptionOptions::GetApplicationServerKey(
  52     JSContext* aCx, JS::MutableHandle<JSObject*> aKey, ErrorResult& aRv) {
  53   if (!mRawAppServerKey.IsEmpty() && !mAppServerKey) {
  54     JS::Rooted<JSObject*> appServerKey(aCx);
  55     PushUtil::CopyArrayToArrayBuffer(aCx, mRawAppServerKey, &appServerKey, aRv);
  56     if (aRv.Failed()) {
  57       return;
  58     }
  59     MOZ_ASSERT(appServerKey);
  60     mAppServerKey = appServerKey;
  61   }
  62   aKey.set(mAppServerKey);
  63 }
  64
  65 }  // namespace mozilla::dom