NS_IMETHODIMP
PresentationService::UntrackSessionInfo(const nsAString& aSessionId,
uint8_t aRole)
{
PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
// Remove the session info.
if (nsIPresentationService::ROLE_CONTROLLER == aRole) {
mSessionInfoAtController.Remove(aSessionId);
} else {
// Terminate receiver page.
uint64_t windowId;
nsresult rv = GetWindowIdBySessionIdInternal(aSessionId, aRole, &windowId);
if (NS_SUCCEEDED(rv)) {
NS_DispatchToMainThread(NS_NewRunnableFunction([windowId]() -> void {
PRES_DEBUG("Attempt to close window[%d]\n", windowId);
if (auto* window = nsGlobalWindow::GetInnerWindowWithId(windowId)) {
window->Close();
}
}));
}
mSessionInfoAtReceiver.Remove(aSessionId);
}
// Remove the in-process responding info if there's still any.
RemoveRespondingSessionId(aSessionId, aRole);
return NS_OK;
}
NS_IMETHODIMP
PresentationReceiver::NotifySessionConnect(uint64_t aWindowId,
const nsAString& aSessionId)
{
PRES_DEBUG("receiver session connect:id[%s], windowId[%x]\n",
NS_ConvertUTF16toUTF8(aSessionId).get(), aWindowId);
if (NS_WARN_IF(!mOwner)) {
return NS_ERROR_FAILURE;
}
if (NS_WARN_IF(aWindowId != mWindowId)) {
return NS_ERROR_INVALID_ARG;
}
if (NS_WARN_IF(!mConnectionList)) {
return NS_ERROR_FAILURE;
}
RefPtr<PresentationConnection> connection =
PresentationConnection::Create(mOwner, aSessionId, mUrl,
nsIPresentationService::ROLE_RECEIVER,
mConnectionList);
if (NS_WARN_IF(!connection)) {
return NS_ERROR_NOT_AVAILABLE;
}
return NS_OK;
}
NS_IMETHODIMP
PresentationService::RegisterSessionListener(const nsAString& aSessionId,
uint8_t aRole,
nsIPresentationSessionListener* aListener)
{
PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aListener);
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (NS_WARN_IF(!info)) {
// Notify the listener of TERMINATED since no correspondent session info is
// available possibly due to establishment failure. This would be useful at
// the receiver side, since a presentation session is created at beginning
// and here is the place to realize the underlying establishment fails.
nsresult rv = aListener->NotifyStateChange(aSessionId,
nsIPresentationSessionListener::STATE_TERMINATED,
NS_ERROR_NOT_AVAILABLE);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
return NS_ERROR_NOT_AVAILABLE;
}
return info->SetListener(aListener);
}
NS_IMETHODIMP
PresentationService::ReconnectSession(const nsTArray<nsString>& aUrls,
const nsAString& aSessionId,
uint8_t aRole,
nsIPresentationServiceCallback* aCallback)
{
PRES_DEBUG("%s:id[%s]\n", __func__, NS_ConvertUTF16toUTF8(aSessionId).get());
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(aCallback);
MOZ_ASSERT(!aUrls.IsEmpty());
if (aRole != nsIPresentationService::ROLE_CONTROLLER) {
MOZ_ASSERT(false, "Only controller can call ReconnectSession.");
return NS_ERROR_INVALID_ARG;
}
if (NS_WARN_IF(!aCallback)) {
return NS_ERROR_INVALID_ARG;
}
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (NS_WARN_IF(!info)) {
return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
}
if (NS_WARN_IF(!aUrls.Contains(info->GetUrl()))) {
return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
}
return static_cast<PresentationControllingInfo*>(info.get())->Reconnect(aCallback);
}
NS_IMETHODIMP
PresentationService::CloseSession(const nsAString& aSessionId,
uint8_t aRole,
uint8_t aClosedReason)
{
PRES_DEBUG("%s:id[%s], reason[%x], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aClosedReason, aRole);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (NS_WARN_IF(!info)) {
return NS_ERROR_NOT_AVAILABLE;
}
if (aClosedReason == nsIPresentationService::CLOSED_REASON_WENTAWAY) {
// Remove nsIPresentationSessionListener since we don't want to dispatch
// PresentationConnectionCloseEvent if the page is went away.
info->SetListener(nullptr);
}
return info->Close(NS_OK, nsIPresentationSessionListener::STATE_CLOSED);
}
nsresult
PresentationService::HandleDeviceAdded(nsIPresentationDevice* aDevice)
{
PRES_DEBUG("%s\n", __func__);
if (!aDevice) {
MOZ_ASSERT(false, "aDevice shoud no be null.");
return NS_ERROR_INVALID_ARG;
}
// Query for only unavailable URLs while device added.
nsTArray<nsString> unavailableUrls;
mAvailabilityManager.GetAvailbilityUrlByAvailability(unavailableUrls, false);
nsTArray<nsString> supportedAvailabilityUrl;
for (const auto& url : unavailableUrls) {
bool isSupported;
if (NS_SUCCEEDED(aDevice->IsRequestedUrlSupported(url, &isSupported)) &&
isSupported) {
supportedAvailabilityUrl.AppendElement(url);
}
}
if (!supportedAvailabilityUrl.IsEmpty()) {
return mAvailabilityManager.DoNotifyAvailableChange(supportedAvailabilityUrl,
true);
}
return NS_OK;
}
NS_IMETHODIMP
PresentationService::RegisterRespondingListener(
uint64_t aWindowId,
nsIPresentationRespondingListener* aListener)
{
PRES_DEBUG("%s:windowId[%lld]\n", __func__, aWindowId);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aListener);
nsCOMPtr<nsIPresentationRespondingListener> listener;
if (mRespondingListeners.Get(aWindowId, getter_AddRefs(listener))) {
return (listener == aListener) ? NS_OK : NS_ERROR_DOM_INVALID_STATE_ERR;
}
nsTArray<nsString> sessionIdArray;
nsresult rv = mReceiverSessionIdManager.GetSessionIds(aWindowId,
sessionIdArray);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
for (const auto& id : sessionIdArray) {
aListener->NotifySessionConnect(aWindowId, id);
}
mRespondingListeners.Put(aWindowId, aListener);
return NS_OK;
}
NS_IMETHODIMP
PresentationService::NotifyReceiverReady(
const nsAString& aSessionId, uint64_t aWindowId, bool aIsLoading,
nsIPresentationTransportBuilderConstructor* aBuilderConstructor) {
PRES_DEBUG("%s:id[%s], windowId[%" PRIu64 "], loading[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aWindowId, aIsLoading);
RefPtr<PresentationSessionInfo> info =
GetSessionInfo(aSessionId, nsIPresentationService::ROLE_RECEIVER);
if (NS_WARN_IF(!info)) {
return NS_ERROR_NOT_AVAILABLE;
}
AddRespondingSessionId(aWindowId, aSessionId,
nsIPresentationService::ROLE_RECEIVER);
if (!aIsLoading) {
return static_cast<PresentationPresentingInfo*>(info.get())
->NotifyResponderFailure();
}
nsCOMPtr<nsIPresentationRespondingListener> listener;
if (mRespondingListeners.Get(aWindowId, getter_AddRefs(listener))) {
nsresult rv = listener->NotifySessionConnect(aWindowId, aSessionId);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
}
info->SetTransportBuilderConstructor(aBuilderConstructor);
return static_cast<PresentationPresentingInfo*>(info.get())
->NotifyResponderReady();
}
NS_IMETHODIMP
PresentationService::UnregisterRespondingListener(uint64_t aWindowId) {
PRES_DEBUG("%s:windowId[%" PRIu64 "]\n", __func__, aWindowId);
MOZ_ASSERT(NS_IsMainThread());
mRespondingListeners.Remove(aWindowId);
return NS_OK;
}
nsresult PresentationService::HandleDeviceRemoved() {
PRES_DEBUG("%s\n", __func__);
// Query for only available URLs while device removed.
nsTArray<nsString> availabilityUrls;
mAvailabilityManager.GetAvailbilityUrlByAvailability(availabilityUrls, true);
return UpdateAvailabilityUrlChange(availabilityUrls);
}
nsresult
PresentationService::HandleTerminateRequest(nsIPresentationTerminateRequest* aRequest)
{
nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
nsresult rv = aRequest->GetControlChannel(getter_AddRefs(ctrlChannel));
if (NS_WARN_IF(NS_FAILED(rv) || !ctrlChannel)) {
return rv;
}
nsAutoString sessionId;
rv = aRequest->GetPresentationId(sessionId);
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
nsCOMPtr<nsIPresentationDevice> device;
rv = aRequest->GetDevice(getter_AddRefs(device));
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
bool isFromReceiver;
rv = aRequest->GetIsFromReceiver(&isFromReceiver);
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
RefPtr<PresentationSessionInfo> info;
if (!isFromReceiver) {
info = GetSessionInfo(sessionId, nsIPresentationService::ROLE_RECEIVER);
} else {
info = GetSessionInfo(sessionId, nsIPresentationService::ROLE_CONTROLLER);
}
if (NS_WARN_IF(!info)) {
// Cannot terminate non-existed session.
ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
return NS_ERROR_DOM_ABORT_ERR;
}
// Check if terminate request comes from known device.
RefPtr<nsIPresentationDevice> knownDevice = info->GetDevice();
if (NS_WARN_IF(!IsSameDevice(device, knownDevice))) {
ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
return NS_ERROR_DOM_ABORT_ERR;
}
PRES_DEBUG("handle termination:id[%s], receiver[%d]\n", __func__,
sessionId.get(), isFromReceiver);
return info->OnTerminate(ctrlChannel);
}
NS_IMETHODIMP
PresentationService::TerminateSession(const nsAString& aSessionId,
uint8_t aRole) {
PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (NS_WARN_IF(!info)) {
return NS_ERROR_NOT_AVAILABLE;
}
return info->Close(NS_OK, nsIPresentationSessionListener::STATE_TERMINATED);
}
nsresult PresentationService::NotifyTransportClosed(const nsAString& aSessionId,
uint8_t aRole,
nsresult aReason) {
PRES_DEBUG("%s:id[%s], reason[%" PRIx32 "], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(),
static_cast<uint32_t>(aReason), aRole);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (NS_WARN_IF(!info)) {
return NS_ERROR_NOT_AVAILABLE;
}
return info->NotifyTransportClosed(aReason);
}
NS_IMETHODIMP
PresentationService::UnregisterSessionListener(const nsAString& aSessionId,
uint8_t aRole)
{
PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
if (info) {
// When content side decide not handling this session anymore, simply
// close the connection. Session info is kept for reconnection.
Unused << NS_WARN_IF(NS_FAILED(info->Close(NS_OK, nsIPresentationSessionListener::STATE_CLOSED)));
return info->SetListener(nullptr);
}
return NS_OK;
}
NS_IMETHODIMP
PresentationService::StartSession(
const nsTArray<nsString>& aUrls,
const nsAString& aSessionId,
const nsAString& aOrigin,
const nsAString& aDeviceId,
uint64_t aWindowId,
nsIDOMEventTarget* aEventTarget,
nsIPrincipal* aPrincipal,
nsIPresentationServiceCallback* aCallback,
nsIPresentationTransportBuilderConstructor* aBuilderConstructor)
{
PRES_DEBUG("%s:id[%s]\n", __func__, NS_ConvertUTF16toUTF8(aSessionId).get());
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aCallback);
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(!aUrls.IsEmpty());
nsCOMPtr<nsIPresentationDeviceRequest> request =
new PresentationDeviceRequest(aUrls,
aSessionId,
aOrigin,
aWindowId,
aEventTarget,
aPrincipal,
aCallback,
aBuilderConstructor);
if (aDeviceId.IsVoid()) {
// Pop up a prompt and ask user to select a device.
nsCOMPtr<nsIPresentationDevicePrompt> prompt =
do_GetService(PRESENTATION_DEVICE_PROMPT_CONTRACTID);
if (NS_WARN_IF(!prompt)) {
return aCallback->NotifyError(NS_ERROR_DOM_INVALID_ACCESS_ERR);
}
nsresult rv = prompt->PromptDeviceSelection(request);
if (NS_WARN_IF(NS_FAILED(rv))) {
return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
}
return NS_OK;
}
// Find the designated device from available device list.
nsCOMPtr<nsIPresentationDeviceManager> deviceManager =
do_GetService(PRESENTATION_DEVICE_MANAGER_CONTRACTID);
if (NS_WARN_IF(!deviceManager)) {
return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
}
nsCOMPtr<nsIArray> presentationUrls;
if (NS_WARN_IF(NS_FAILED(
ConvertURLArrayHelper(aUrls, getter_AddRefs(presentationUrls))))) {
return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
}
nsCOMPtr<nsIArray> devices;
nsresult rv = deviceManager->GetAvailableDevices(presentationUrls, getter_AddRefs(devices));
if (NS_WARN_IF(NS_FAILED(rv))) {
return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
}
nsCOMPtr<nsISimpleEnumerator> enumerator;
rv = devices->Enumerate(getter_AddRefs(enumerator));
if (NS_WARN_IF(NS_FAILED(rv))) {
return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
}
NS_ConvertUTF16toUTF8 utf8DeviceId(aDeviceId);
bool hasMore;
while (NS_SUCCEEDED(enumerator->HasMoreElements(&hasMore)) && hasMore) {
nsCOMPtr<nsISupports> isupports;
rv = enumerator->GetNext(getter_AddRefs(isupports));
nsCOMPtr<nsIPresentationDevice> device(do_QueryInterface(isupports));
MOZ_ASSERT(device);
nsAutoCString id;
if (NS_SUCCEEDED(device->GetId(id)) && id.Equals(utf8DeviceId)) {
request->Select(device);
return NS_OK;
}
}
// Reject if designated device is not available.
return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
}
nsresult
PresentationService::HandleSessionRequest(nsIPresentationSessionRequest* aRequest)
{
nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
nsresult rv = aRequest->GetControlChannel(getter_AddRefs(ctrlChannel));
if (NS_WARN_IF(NS_FAILED(rv) || !ctrlChannel)) {
return rv;
}
nsAutoString url;
rv = aRequest->GetUrl(url);
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
nsAutoString sessionId;
rv = aRequest->GetPresentationId(sessionId);
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
nsCOMPtr<nsIPresentationDevice> device;
rv = aRequest->GetDevice(getter_AddRefs(device));
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
// Create or reuse session info.
RefPtr<PresentationSessionInfo> info =
GetSessionInfo(sessionId, nsIPresentationService::ROLE_RECEIVER);
// This is the case for reconnecting a session.
// Update the control channel and device of the session info.
// Call |NotifyResponderReady| to indicate the receiver page is already there.
if (info) {
PRES_DEBUG("handle reconnection:id[%s]\n",
NS_ConvertUTF16toUTF8(sessionId).get());
info->SetControlChannel(ctrlChannel);
info->SetDevice(device);
return static_cast<PresentationPresentingInfo*>(
info.get())->DoReconnect();
}
// This is the case for a new session.
PRES_DEBUG("handle new session:url[%d], id[%s]\n",
NS_ConvertUTF16toUTF8(url).get(),
NS_ConvertUTF16toUTF8(sessionId).get());
info = new PresentationPresentingInfo(url, sessionId, device);
rv = info->Init(ctrlChannel);
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return rv;
}
mSessionInfoAtReceiver.Put(sessionId, info);
// Notify the receiver to launch.
nsCOMPtr<nsIPresentationRequestUIGlue> glue =
do_CreateInstance(PRESENTATION_REQUEST_UI_GLUE_CONTRACTID);
if (NS_WARN_IF(!glue)) {
ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
}
nsCOMPtr<nsISupports> promise;
rv = glue->SendRequest(url, sessionId, device, getter_AddRefs(promise));
if (NS_WARN_IF(NS_FAILED(rv))) {
ctrlChannel->Disconnect(rv);
return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
}
nsCOMPtr<Promise> realPromise = do_QueryInterface(promise);
static_cast<PresentationPresentingInfo*>(info.get())->SetPromise(realPromise);
return NS_OK;
}
