Issue #1390 - Get rid of the Presentation API

1 files changed, 0 insertions, 563 deletions

diff --git a/dom/presentation/PresentationRequest.cpp b/dom/presentation/PresentationRequest.cpp
deleted file mode 100644
index 221684e53..000000000
--- a/dom/presentation/PresentationRequest.cpp
+++ /dev/null
@@ -1,563 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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 "PresentationRequest.h"
-
-#include "AvailabilityCollection.h"
-#include "ControllerConnectionCollection.h"
-#include "mozilla/BasePrincipal.h"
-#include "mozilla/dom/Navigator.h"
-#include "mozilla/dom/PresentationRequestBinding.h"
-#include "mozilla/dom/PresentationConnectionAvailableEvent.h"
-#include "mozilla/dom/Promise.h"
-#include "mozilla/Move.h"
-#include "mozIThirdPartyUtil.h"
-#include "nsContentSecurityManager.h"
-#include "nsCycleCollectionParticipant.h"
-#include "nsGlobalWindow.h"
-#include "nsIDocument.h"
-#include "nsIPresentationService.h"
-#include "nsIURI.h"
-#include "nsIUUIDGenerator.h"
-#include "nsNetUtil.h"
-#include "nsSandboxFlags.h"
-#include "nsServiceManagerUtils.h"
-#include "Presentation.h"
-#include "PresentationAvailability.h"
-#include "PresentationCallbacks.h"
-#include "PresentationLog.h"
-#include "PresentationTransportBuilderConstructor.h"
-
-using namespace mozilla;
-using namespace mozilla::dom;
-
-NS_IMPL_ADDREF_INHERITED(PresentationRequest, DOMEventTargetHelper)
-NS_IMPL_RELEASE_INHERITED(PresentationRequest, DOMEventTargetHelper)
-
-NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(PresentationRequest)
-NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
-
-static nsresult
-GetAbsoluteURL(const nsAString& aUrl,
-               nsIURI* aBaseUri,
-               nsIDocument* aDocument,
-               nsAString& aAbsoluteUrl)
-{
-  nsCOMPtr<nsIURI> uri;
-  nsresult rv = NS_NewURI(getter_AddRefs(uri),
-                          aUrl,
-                          aDocument ? aDocument->GetDocumentCharacterSet().get()
-                                    : nullptr,
-                          aBaseUri);
-
-  if (NS_FAILED(rv)) {
-    return rv;
-  }
-
-  nsAutoCString spec;
-  uri->GetSpec(spec);
-
-  aAbsoluteUrl = NS_ConvertUTF8toUTF16(spec);
-
-  return NS_OK;
-}
-
-/* static */ already_AddRefed<PresentationRequest>
-PresentationRequest::Constructor(const GlobalObject& aGlobal,
-                                 const nsAString& aUrl,
-                                 ErrorResult& aRv)
-{
-  Sequence<nsString> urls;
-  urls.AppendElement(aUrl, fallible);
-  return Constructor(aGlobal, urls, aRv);
-}
-
-/* static */ already_AddRefed<PresentationRequest>
-PresentationRequest::Constructor(const GlobalObject& aGlobal,
-                                 const Sequence<nsString>& aUrls,
-                                 ErrorResult& aRv)
-{
-  nsCOMPtr<nsPIDOMWindowInner> window = do_QueryInterface(aGlobal.GetAsSupports());
-  if (!window) {
-    aRv.Throw(NS_ERROR_UNEXPECTED);
-    return nullptr;
-  }
-
-  if (aUrls.IsEmpty()) {
-    aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
-    return nullptr;
-  }
-
-  // Resolve relative URL to absolute URL
-  nsCOMPtr<nsIURI> baseUri = window->GetDocBaseURI();
-  nsTArray<nsString> urls;
-  for (const auto& url : aUrls) {
-    nsAutoString absoluteUrl;
-    nsresult rv =
-      GetAbsoluteURL(url, baseUri, window->GetExtantDoc(), absoluteUrl);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      aRv.Throw(NS_ERROR_DOM_SYNTAX_ERR);
-      return nullptr;
-    }
-
-    urls.AppendElement(absoluteUrl);
-  }
-
-  RefPtr<PresentationRequest> request =
-    new PresentationRequest(window, Move(urls));
-  return NS_WARN_IF(!request->Init()) ? nullptr : request.forget();
-}
-
-PresentationRequest::PresentationRequest(nsPIDOMWindowInner* aWindow,
-                                         nsTArray<nsString>&& aUrls)
-  : DOMEventTargetHelper(aWindow)
-  , mUrls(Move(aUrls))
-{
-}
-
-PresentationRequest::~PresentationRequest()
-{
-}
-
-bool
-PresentationRequest::Init()
-{
-  return true;
-}
-
-/* virtual */ JSObject*
-PresentationRequest::WrapObject(JSContext* aCx,
-                                JS::Handle<JSObject*> aGivenProto)
-{
-  return PresentationRequestBinding::Wrap(aCx, this, aGivenProto);
-}
-
-already_AddRefed<Promise>
-PresentationRequest::Start(ErrorResult& aRv)
-{
-  return StartWithDevice(NullString(), aRv);
-}
-
-already_AddRefed<Promise>
-PresentationRequest::StartWithDevice(const nsAString& aDeviceId,
-                                     ErrorResult& aRv)
-{
-  nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(GetOwner());
-  if (NS_WARN_IF(!global)) {
-    aRv.Throw(NS_ERROR_UNEXPECTED);
-    return nullptr;
-  }
-
-  // Get the origin.
-  nsAutoString origin;
-  nsresult rv = nsContentUtils::GetUTFOrigin(global->PrincipalOrNull(), origin);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    aRv.Throw(rv);
-    return nullptr;
-  }
-
-  nsCOMPtr<nsIDocument> doc = GetOwner()->GetExtantDoc();
-  if (NS_WARN_IF(!doc)) {
-    aRv.Throw(NS_ERROR_FAILURE);
-    return nullptr;
-  }
-
-  RefPtr<Promise> promise = Promise::Create(global, aRv);
-  if (NS_WARN_IF(aRv.Failed())) {
-    return nullptr;
-  }
-
-  if (IsProhibitMixedSecurityContexts(doc) &&
-      !IsAllURLAuthenticated()) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  if (doc->GetSandboxFlags() & SANDBOXED_PRESENTATION) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  RefPtr<Navigator> navigator =
-    nsGlobalWindow::Cast(GetOwner())->GetNavigator(aRv);
-  if (NS_WARN_IF(aRv.Failed())) {
-    return nullptr;
-  }
-
-  RefPtr<Presentation> presentation = navigator->GetPresentation(aRv);
-  if (NS_WARN_IF(aRv.Failed())) {
-    return nullptr;
-  }
-
-  if (presentation->IsStartSessionUnsettled()) {
-    promise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return promise.forget();
-  }
-
-  // Generate a session ID.
-  nsCOMPtr<nsIUUIDGenerator> uuidgen =
-    do_GetService("@mozilla.org/uuid-generator;1");
-  if(NS_WARN_IF(!uuidgen)) {
-    promise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return promise.forget();
-  }
-
-  nsID uuid;
-  uuidgen->GenerateUUIDInPlace(&uuid);
-  char buffer[NSID_LENGTH];
-  uuid.ToProvidedString(buffer);
-  nsAutoString id;
-  CopyASCIItoUTF16(buffer, id);
-
-  nsCOMPtr<nsIPresentationService> service =
-    do_GetService(PRESENTATION_SERVICE_CONTRACTID);
-  if(NS_WARN_IF(!service)) {
-    promise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return promise.forget();
-  }
-
-  presentation->SetStartSessionUnsettled(true);
-
-  // Get xul:browser element in parent process or nsWindowRoot object in child
-  // process. If it's in child process, the corresponding xul:browser element
-  // will be obtained at PresentationRequestParent::DoRequest in its parent
-  // process.
-  nsCOMPtr<nsIDOMEventTarget> handler =
-    do_QueryInterface(GetOwner()->GetChromeEventHandler());
-  nsCOMPtr<nsIPrincipal> principal = doc->NodePrincipal();
-  nsCOMPtr<nsIPresentationServiceCallback> callback =
-    new PresentationRequesterCallback(this, id, promise);
-  nsCOMPtr<nsIPresentationTransportBuilderConstructor> constructor =
-    PresentationTransportBuilderConstructor::Create();
-  rv = service->StartSession(mUrls,
-                             id,
-                             origin,
-                             aDeviceId,
-                             GetOwner()->WindowID(),
-                             handler,
-                             principal,
-                             callback,
-                             constructor);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    promise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    NotifyPromiseSettled();
-  }
-
-  return promise.forget();
-}
-
-already_AddRefed<Promise>
-PresentationRequest::Reconnect(const nsAString& aPresentationId,
-                               ErrorResult& aRv)
-{
-  nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(GetOwner());
-  if (NS_WARN_IF(!global)) {
-    aRv.Throw(NS_ERROR_UNEXPECTED);
-    return nullptr;
-  }
-
-  nsCOMPtr<nsIDocument> doc = GetOwner()->GetExtantDoc();
-  if (NS_WARN_IF(!doc)) {
-    aRv.Throw(NS_ERROR_FAILURE);
-    return nullptr;
-  }
-
-  RefPtr<Promise> promise = Promise::Create(global, aRv);
-  if (NS_WARN_IF(aRv.Failed())) {
-    return nullptr;
-  }
-
-  if (IsProhibitMixedSecurityContexts(doc) &&
-      !IsAllURLAuthenticated()) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  if (doc->GetSandboxFlags() & SANDBOXED_PRESENTATION) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  nsString presentationId = nsString(aPresentationId);
-  nsCOMPtr<nsIRunnable> r =
-    NewRunnableMethod<nsString, RefPtr<Promise>>(
-      this,
-      &PresentationRequest::FindOrCreatePresentationConnection,
-      presentationId,
-      promise);
-
-  if (NS_WARN_IF(NS_FAILED(NS_DispatchToMainThread(r)))) {
-    promise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  return promise.forget();
-}
-
-void
-PresentationRequest::FindOrCreatePresentationConnection(
-  const nsAString& aPresentationId,
-  Promise* aPromise)
-{
-  MOZ_ASSERT(aPromise);
-
-  if (NS_WARN_IF(!GetOwner())) {
-    aPromise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return;
-  }
-
-  RefPtr<PresentationConnection> connection =
-    ControllerConnectionCollection::GetSingleton()->FindConnection(
-      GetOwner()->WindowID(),
-      aPresentationId,
-      nsIPresentationService::ROLE_CONTROLLER);
-
-  if (connection) {
-    nsAutoString url;
-    connection->GetUrl(url);
-    if (mUrls.Contains(url)) {
-      switch (connection->State()) {
-        case PresentationConnectionState::Closed:
-          // We found the matched connection.
-          break;
-        case PresentationConnectionState::Connecting:
-        case PresentationConnectionState::Connected:
-          aPromise->MaybeResolve(connection);
-          return;
-        case PresentationConnectionState::Terminated:
-          // A terminated connection cannot be reused.
-          connection = nullptr;
-          break;
-        default:
-          MOZ_CRASH("Unknown presentation session state.");
-          return;
-      }
-    } else {
-      connection = nullptr;
-    }
-  }
-
-  nsCOMPtr<nsIPresentationService> service =
-    do_GetService(PRESENTATION_SERVICE_CONTRACTID);
-  if(NS_WARN_IF(!service)) {
-    aPromise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return;
-  }
-
-  nsCOMPtr<nsIPresentationServiceCallback> callback =
-    new PresentationReconnectCallback(this,
-                                      aPresentationId,
-                                      aPromise,
-                                      connection);
-
-  nsresult rv =
-    service->ReconnectSession(mUrls,
-                              aPresentationId,
-                              nsIPresentationService::ROLE_CONTROLLER,
-                              callback);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    aPromise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-  }
-}
-
-already_AddRefed<Promise>
-PresentationRequest::GetAvailability(ErrorResult& aRv)
-{
-  PRES_DEBUG("%s\n", __func__);
-  nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(GetOwner());
-  if (NS_WARN_IF(!global)) {
-    aRv.Throw(NS_ERROR_UNEXPECTED);
-    return nullptr;
-  }
-
-  nsCOMPtr<nsIDocument> doc = GetOwner()->GetExtantDoc();
-  if (NS_WARN_IF(!doc)) {
-    aRv.Throw(NS_ERROR_FAILURE);
-    return nullptr;
-  }
-
-  RefPtr<Promise> promise = Promise::Create(global, aRv);
-  if (NS_WARN_IF(aRv.Failed())) {
-    return nullptr;
-  }
-
-  if (IsProhibitMixedSecurityContexts(doc) &&
-      !IsAllURLAuthenticated()) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  if (doc->GetSandboxFlags() & SANDBOXED_PRESENTATION) {
-    promise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
-    return promise.forget();
-  }
-
-  FindOrCreatePresentationAvailability(promise);
-
-  return promise.forget();
-}
-
-void
-PresentationRequest::FindOrCreatePresentationAvailability(RefPtr<Promise>& aPromise)
-{
-  MOZ_ASSERT(aPromise);
-
-  if (NS_WARN_IF(!GetOwner())) {
-    aPromise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return;
-  }
-
-  AvailabilityCollection* collection = AvailabilityCollection::GetSingleton();
-  if (NS_WARN_IF(!collection)) {
-    aPromise->MaybeReject(NS_ERROR_DOM_OPERATION_ERR);
-    return;
-  }
-
-  RefPtr<PresentationAvailability> availability =
-    collection->Find(GetOwner()->WindowID(), mUrls);
-
-  if (!availability) {
-    availability = PresentationAvailability::Create(GetOwner(), mUrls, aPromise);
-  } else {
-    PRES_DEBUG(">resolve with same object\n");
-
-    // Fetching cached available devices is asynchronous in our implementation,
-    // we need to ensure the promise is resolved in order.
-    if (availability->IsCachedValueReady()) {
-      aPromise->MaybeResolve(availability);
-      return;
-    }
-
-    availability->EnqueuePromise(aPromise);
-  }
-
-  if (!availability) {
-    aPromise->MaybeReject(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
-    return;
-  }
-}
-
-nsresult
-PresentationRequest::DispatchConnectionAvailableEvent(PresentationConnection* aConnection)
-{
-  PresentationConnectionAvailableEventInit init;
-  init.mConnection = aConnection;
-
-  RefPtr<PresentationConnectionAvailableEvent> event =
-    PresentationConnectionAvailableEvent::Constructor(this,
-                                                      NS_LITERAL_STRING("connectionavailable"),
-                                                      init);
-  if (NS_WARN_IF(!event)) {
-    return NS_ERROR_FAILURE;
-  }
-  event->SetTrusted(true);
-
-  RefPtr<AsyncEventDispatcher> asyncDispatcher =
-    new AsyncEventDispatcher(this, event);
-  return asyncDispatcher->PostDOMEvent();
-}
-
-void
-PresentationRequest::NotifyPromiseSettled()
-{
-  PRES_DEBUG("%s\n", __func__);
-
-  if (!GetOwner()) {
-    return;
-  }
-
-  ErrorResult rv;
-  RefPtr<Navigator> navigator =
-    nsGlobalWindow::Cast(GetOwner())->GetNavigator(rv);
-  if (!navigator) {
-    return;
-  }
-
-  RefPtr<Presentation> presentation = navigator->GetPresentation(rv);
-
-  if (presentation) {
-    presentation->SetStartSessionUnsettled(false);
-  }
-}
-
-bool
-PresentationRequest::IsProhibitMixedSecurityContexts(nsIDocument* aDocument)
-{
-  MOZ_ASSERT(aDocument);
-
-  if (nsContentUtils::IsChromeDoc(aDocument)) {
-    return true;
-  }
-
-  nsCOMPtr<nsIDocument> doc = aDocument;
-  while (doc && !nsContentUtils::IsChromeDoc(doc)) {
-    if (nsContentUtils::HttpsStateIsModern(doc)) {
-      return true;
-    }
-
-    doc = doc->GetParentDocument();
-  }
-
-  return false;
-}
-
-bool
-PresentationRequest::IsPrioriAuthenticatedURL(const nsAString& aUrl)
-{
-  nsCOMPtr<nsIURI> uri;
-  if (NS_FAILED(NS_NewURI(getter_AddRefs(uri), aUrl))) {
-    return false;
-  }
-
-  nsAutoCString scheme;
-  nsresult rv = uri->GetScheme(scheme);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-
-  if (scheme.EqualsLiteral("data")) {
-    return true;
-  }
-
-  nsAutoCString uriSpec;
-  rv = uri->GetSpec(uriSpec);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-
-  if (uriSpec.EqualsLiteral("about:blank") ||
-      uriSpec.EqualsLiteral("about:srcdoc")) {
-    return true;
-  }
-
-  PrincipalOriginAttributes attrs;
-  nsCOMPtr<nsIPrincipal> principal =
-    BasePrincipal::CreateCodebasePrincipal(uri, attrs);
-  if (NS_WARN_IF(!principal)) {
-    return false;
-  }
-
-  nsCOMPtr<nsIContentSecurityManager> csm =
-    do_GetService(NS_CONTENTSECURITYMANAGER_CONTRACTID);
-  if (NS_WARN_IF(!csm)) {
-    return false;
-  }
-
-  bool isTrustworthyOrigin = false;
-  csm->IsOriginPotentiallyTrustworthy(principal, &isTrustworthyOrigin);
-  return isTrustworthyOrigin;
-}
-
-bool
-PresentationRequest::IsAllURLAuthenticated()
-{
-  for (const auto& url : mUrls) {
-    if (!IsPrioriAuthenticatedURL(url)) {
-      return false;
-    }
-  }
-
-  return true;
-}