/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "BroadcastChannelParent.h"

#include "BroadcastChannelService.h"

#include "mozilla/dom/File.h"

#include "mozilla/dom/IPCBlobUtils.h"

#include "mozilla/ipc/BackgroundParent.h"

#include "mozilla/ipc/IPCStreamUtils.h"

#include "mozilla/Unused.h"

#include "nsIScriptSecurityManager.h"

namespace mozilla {

using namespace ipc;

namespace dom {

BroadcastChannelParent::BroadcastChannelParent(const nsAString& aOriginChannelKey)

  : mService(BroadcastChannelService::GetOrCreate())

  , mOriginChannelKey(aOriginChannelKey)

{

  AssertIsOnBackgroundThread();

  mService->RegisterActor(this, mOriginChannelKey);

}

BroadcastChannelParent::~BroadcastChannelParent()

{

  AssertIsOnBackgroundThread();

}

mozilla::ipc::IPCResult

BroadcastChannelParent::RecvPostMessage(const ClonedMessageData& aData)

{

  AssertIsOnBackgroundThread();

  if (NS_WARN_IF(!mService)) {

    return IPC_FAIL_NO_REASON(this);

  }

  mService->PostMessage(this, aData, mOriginChannelKey);

  return IPC_OK();

}

mozilla::ipc::IPCResult

BroadcastChannelParent::RecvClose()

{

  AssertIsOnBackgroundThread();

  if (NS_WARN_IF(!mService)) {

    return IPC_FAIL_NO_REASON(this);

  }

  mService->UnregisterActor(this, mOriginChannelKey);

  mService = nullptr;

  Unused << Send__delete__(this);

  return IPC_OK();

}

void

BroadcastChannelParent::ActorDestroy(ActorDestroyReason aWhy)

{

  AssertIsOnBackgroundThread();

  if (mService) {

    // This object is about to be released and with it, also mService will be

    // released too.

    mService->UnregisterActor(this, mOriginChannelKey);

  }

}

} // namespace dom

} // namespace mozilla