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368c3d5b6b
gecko-dev/dom/base/Navigator.cpp
Brindusan Cristian 368c3d5b6b Backed out 12 changesets (bug 1425458) for mochitest failures on WorkerPrivate.cpp on a CLOSED TREE 
Backed out changeset 11997de13778 (bug 1425458)
Backed out changeset 100b9d4f36bc (bug 1425458)
Backed out changeset a29e9dbb8c42 (bug 1425458)
Backed out changeset b96d58fd945c (bug 1425458)
Backed out changeset f140da44ba68 (bug 1425458)
Backed out changeset af56400233d9 (bug 1425458)
Backed out changeset 7034af4332e4 (bug 1425458)
Backed out changeset f70500179140 (bug 1425458)
Backed out changeset 793bbfc23257 (bug 1425458)
Backed out changeset 2efb375a8ffc (bug 1425458)
Backed out changeset 07e781e37451 (bug 1425458)
Backed out changeset e875f3702a5f (bug 1425458)
2018-01-24 20:47:48 +02:00

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/* -*- 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/. */
// Needs to be first.
#include "base/basictypes.h"
#include "Navigator.h"
#include "nsIXULAppInfo.h"
#include "nsPluginArray.h"
#include "nsMimeTypeArray.h"
#include "mozilla/MemoryReporting.h"
#include "mozilla/dom/BodyExtractor.h"
#include "mozilla/dom/FetchBinding.h"
#include "mozilla/dom/File.h"
#include "nsGeolocation.h"
#include "nsIClassOfService.h"
#include "nsIHttpProtocolHandler.h"
#include "nsIContentPolicy.h"
#include "nsIContentSecurityPolicy.h"
#include "nsContentPolicyUtils.h"
#include "nsISupportsPriority.h"
#include "nsICachingChannel.h"
#include "nsIWebContentHandlerRegistrar.h"
#include "nsICookiePermission.h"
#include "nsIScriptSecurityManager.h"
#include "nsCharSeparatedTokenizer.h"
#include "nsContentUtils.h"
#include "nsUnicharUtils.h"
#include "mozilla/Preferences.h"
#include "mozilla/Telemetry.h"
#include "BatteryManager.h"
#include "mozilla/dom/CredentialsContainer.h"
#include "mozilla/dom/GamepadServiceTest.h"
#include "mozilla/dom/WakeLock.h"
#include "mozilla/dom/power/PowerManagerService.h"
#include "mozilla/dom/Permissions.h"
#include "mozilla/dom/Presentation.h"
#include "mozilla/dom/ServiceWorkerContainer.h"
#include "mozilla/dom/StorageManager.h"
#include "mozilla/dom/TCPSocket.h"
#include "mozilla/dom/URLSearchParams.h"
#include "mozilla/dom/VRDisplay.h"
#include "mozilla/dom/VRDisplayEvent.h"
#include "mozilla/dom/VRServiceTest.h"
#include "mozilla/dom/workers/RuntimeService.h"
#include "mozilla/Hal.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/StaticPtr.h"
#include "Connection.h"
#include "mozilla/dom/Event.h" // for nsIDOMEvent::InternalDOMEvent()
#include "nsGlobalWindow.h"
#include "nsIIdleObserver.h"
#include "nsIPermissionManager.h"
#include "nsMimeTypes.h"
#include "nsNetUtil.h"
#include "nsRFPService.h"
#include "nsStringStream.h"
#include "nsComponentManagerUtils.h"
#include "nsIStringStream.h"
#include "nsIHttpChannel.h"
#include "nsIHttpChannelInternal.h"
#include "TimeManager.h"
#include "nsStreamUtils.h"
#include "WidgetUtils.h"
#include "nsIPresentationService.h"
#include "nsIScriptError.h"
#include "mozilla/dom/MediaDevices.h"
#include "MediaManager.h"
#include "nsIDOMGlobalPropertyInitializer.h"
#include "nsJSUtils.h"
#include "nsScriptNameSpaceManager.h"
#include "mozilla/dom/NavigatorBinding.h"
#include "mozilla/dom/Promise.h"
#include "nsIUploadChannel2.h"
#include "mozilla/dom/FormData.h"
#include "nsIDocShell.h"
#include "WorkerPrivate.h"
#include "WorkerRunnable.h"
#if defined(XP_LINUX)
#include "mozilla/Hal.h"
#endif
#include "mozilla/dom/ContentChild.h"
#include "mozilla/EMEUtils.h"
#include "mozilla/DetailedPromise.h"
#include "mozilla/Unused.h"
namespace mozilla {
namespace dom {
static bool sVibratorEnabled = false;
static uint32_t sMaxVibrateMS = 0;
static uint32_t sMaxVibrateListLen = 0;
static const char* kVibrationPermissionType = "vibration";
static void
AddPermission(nsIPrincipal* aPrincipal, const char* aType, uint32_t aPermission,
uint32_t aExpireType, int64_t aExpireTime)
{
MOZ_ASSERT(aType);
MOZ_ASSERT(aPrincipal);
nsCOMPtr<nsIPermissionManager> permMgr = services::GetPermissionManager();
if (!permMgr) {
return;
}
permMgr->AddFromPrincipal(aPrincipal, aType, aPermission, aExpireType,
aExpireTime);
}
static uint32_t
GetPermission(nsPIDOMWindowInner* aWindow, const char* aType)
{
MOZ_ASSERT(aType);
uint32_t permission = nsIPermissionManager::UNKNOWN_ACTION;
nsCOMPtr<nsIPermissionManager> permMgr = services::GetPermissionManager();
if (!permMgr) {
return permission;
}
permMgr->TestPermissionFromWindow(aWindow, aType, &permission);
return permission;
}
static uint32_t
GetPermission(nsIPrincipal* aPrincipal, const char* aType)
{
MOZ_ASSERT(aType);
MOZ_ASSERT(aPrincipal);
uint32_t permission = nsIPermissionManager::UNKNOWN_ACTION;
nsCOMPtr<nsIPermissionManager> permMgr = services::GetPermissionManager();
if (!permMgr) {
return permission;
}
permMgr->TestPermissionFromPrincipal(aPrincipal, aType, &permission);
return permission;
}
/* static */
void
Navigator::Init()
{
Preferences::AddBoolVarCache(&sVibratorEnabled,
"dom.vibrator.enabled", true);
Preferences::AddUintVarCache(&sMaxVibrateMS,
"dom.vibrator.max_vibrate_ms", 10000);
Preferences::AddUintVarCache(&sMaxVibrateListLen,
"dom.vibrator.max_vibrate_list_len", 128);
}
Navigator::Navigator(nsPIDOMWindowInner* aWindow)
: mWindow(aWindow)
{
}
Navigator::~Navigator()
{
Invalidate();
}
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Navigator)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(Navigator)
NS_IMPL_CYCLE_COLLECTING_RELEASE(Navigator)
NS_IMPL_CYCLE_COLLECTION_CLASS(Navigator)
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(Navigator)
tmp->Invalidate();
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(Navigator)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMimeTypes)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPlugins)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPermissions)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGeolocation)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBatteryManager)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBatteryPromise)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mConnection)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mStorageManager)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mCredentials)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMediaDevices)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mTimeManager)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mServiceWorkerContainer)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMediaKeySystemAccessManager)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPresentation)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGamepadServiceTest)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mVRGetDisplaysPromises)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mVRServiceTest)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(Navigator)
void
Navigator::Invalidate()
{
// Don't clear mWindow here so we know we've got a non-null mWindow
// until we're unlinked.
mMimeTypes = nullptr;
if (mPlugins) {
mPlugins->Invalidate();
mPlugins = nullptr;
}
mPermissions = nullptr;
mStorageManager = nullptr;
// If there is a page transition, make sure delete the geolocation object.
if (mGeolocation) {
mGeolocation->Shutdown();
mGeolocation = nullptr;
}
if (mBatteryManager) {
mBatteryManager->Shutdown();
mBatteryManager = nullptr;
}
mBatteryPromise = nullptr;
if (mConnection) {
mConnection->Shutdown();
mConnection = nullptr;
}
mMediaDevices = nullptr;
if (mTimeManager) {
mTimeManager = nullptr;
}
if (mPresentation) {
mPresentation = nullptr;
}
mServiceWorkerContainer = nullptr;
if (mMediaKeySystemAccessManager) {
mMediaKeySystemAccessManager->Shutdown();
mMediaKeySystemAccessManager = nullptr;
}
if (mGamepadServiceTest) {
mGamepadServiceTest->Shutdown();
mGamepadServiceTest = nullptr;
}
mVRGetDisplaysPromises.Clear();
if (mVRServiceTest) {
mVRServiceTest->Shutdown();
mVRServiceTest = nullptr;
}
}
void
Navigator::GetUserAgent(nsAString& aUserAgent, CallerType aCallerType,
ErrorResult& aRv) const
{
nsCOMPtr<nsPIDOMWindowInner> window;
if (mWindow) {
window = mWindow;
nsIDocShell* docshell = window->GetDocShell();
nsString customUserAgent;
if (docshell) {
docshell->GetCustomUserAgent(customUserAgent);
if (!customUserAgent.IsEmpty()) {
aUserAgent = customUserAgent;
return;
}
}
}
nsresult rv = GetUserAgent(window,
aCallerType == CallerType::System,
aUserAgent);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
}
}
void
Navigator::GetAppCodeName(nsAString& aAppCodeName, ErrorResult& aRv)
{
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
return;
}
nsAutoCString appName;
rv = service->GetAppName(appName);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
return;
}
CopyASCIItoUTF16(appName, aAppCodeName);
}
void
Navigator::GetAppVersion(nsAString& aAppVersion, CallerType aCallerType,
ErrorResult& aRv) const
{
nsresult rv = GetAppVersion(aAppVersion,
/* aUsePrefOverriddenValue = */ aCallerType != CallerType::System);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
}
}
void
Navigator::GetAppName(nsAString& aAppName, CallerType aCallerType) const
{
AppName(aAppName,
/* aUsePrefOverriddenValue = */ aCallerType != CallerType::System);
}
/**
* Returns the value of Accept-Languages (HTTP header) as a nsTArray of
* languages. The value is set in the preference by the user ("Content
* Languages").
*
* "en", "en-US" and "i-cherokee" and "" are valid languages tokens.
*
* An empty array will be returned if there is no valid languages.
*/
/* static */ void
Navigator::GetAcceptLanguages(nsTArray<nsString>& aLanguages)
{
MOZ_ASSERT(NS_IsMainThread());
aLanguages.Clear();
// E.g. "de-de, en-us,en".
nsAutoString acceptLang;
Preferences::GetLocalizedString("intl.accept_languages", acceptLang);
// Split values on commas.
nsCharSeparatedTokenizer langTokenizer(acceptLang, ',');
while (langTokenizer.hasMoreTokens()) {
nsDependentSubstring lang = langTokenizer.nextToken();
// Replace "_" with "-" to avoid POSIX/Windows "en_US" notation.
// NOTE: we should probably rely on the pref being set correctly.
if (lang.Length() > 2 && lang[2] == char16_t('_')) {
lang.Replace(2, 1, char16_t('-'));
}
// Use uppercase for country part, e.g. "en-US", not "en-us", see BCP47
// only uppercase 2-letter country codes, not "zh-Hant", "de-DE-x-goethe".
// NOTE: we should probably rely on the pref being set correctly.
if (lang.Length() > 2) {
nsCharSeparatedTokenizer localeTokenizer(lang, '-');
int32_t pos = 0;
bool first = true;
while (localeTokenizer.hasMoreTokens()) {
const nsAString& code = localeTokenizer.nextToken();
if (code.Length() == 2 && !first) {
nsAutoString upper(code);
ToUpperCase(upper);
lang.Replace(pos, code.Length(), upper);
}
pos += code.Length() + 1; // 1 is the separator
first = false;
}
}
aLanguages.AppendElement(lang);
}
}
/**
* Do not use UI language (chosen app locale) here but the first value set in
* the Accept Languages header, see ::GetAcceptLanguages().
*
* See RFC 2616, Section 15.1.4 "Privacy Issues Connected to Accept Headers" for
* the reasons why.
*/
void
Navigator::GetLanguage(nsAString& aLanguage)
{
nsTArray<nsString> languages;
GetLanguages(languages);
if (languages.Length() >= 1) {
aLanguage.Assign(languages[0]);
} else {
aLanguage.Truncate();
}
}
void
Navigator::GetLanguages(nsTArray<nsString>& aLanguages)
{
GetAcceptLanguages(aLanguages);
// The returned value is cached by the binding code. The window listen to the
// accept languages change and will clear the cache when needed. It has to
// take care of dispatching the DOM event already and the invalidation and the
// event has to be timed correctly.
}
void
Navigator::GetPlatform(nsAString& aPlatform, CallerType aCallerType,
ErrorResult& aRv) const
{
nsresult rv = GetPlatform(aPlatform,
/* aUsePrefOverriddenValue = */ aCallerType != CallerType::System);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
}
}
void
Navigator::GetOscpu(nsAString& aOSCPU, CallerType aCallerType,
ErrorResult& aRv) const
{
if (aCallerType != CallerType::System) {
// If fingerprinting resistance is on, we will spoof this value. See nsRFPService.h
// for details about spoofed values.
if (nsContentUtils::ShouldResistFingerprinting()) {
aOSCPU.AssignLiteral(SPOOFED_OSCPU);
return;
}
nsAutoString override;
nsresult rv = Preferences::GetString("general.oscpu.override", override);
if (NS_SUCCEEDED(rv)) {
aOSCPU = override;
return;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
return;
}
nsAutoCString oscpu;
rv = service->GetOscpu(oscpu);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
return;
}
CopyASCIItoUTF16(oscpu, aOSCPU);
}
void
Navigator::GetVendor(nsAString& aVendor)
{
aVendor.Truncate();
}
void
Navigator::GetVendorSub(nsAString& aVendorSub)
{
aVendorSub.Truncate();
}
void
Navigator::GetProduct(nsAString& aProduct)
{
aProduct.AssignLiteral("Gecko");
}
void
Navigator::GetProductSub(nsAString& aProductSub)
{
// Legacy build ID hardcoded for backward compatibility (bug 776376)
aProductSub.AssignLiteral(LEGACY_BUILD_ID);
}
nsMimeTypeArray*
Navigator::GetMimeTypes(ErrorResult& aRv)
{
if (!mMimeTypes) {
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
mMimeTypes = new nsMimeTypeArray(mWindow);
}
return mMimeTypes;
}
nsPluginArray*
Navigator::GetPlugins(ErrorResult& aRv)
{
if (!mPlugins) {
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
mPlugins = new nsPluginArray(mWindow);
mPlugins->Init();
}
return mPlugins;
}
Permissions*
Navigator::GetPermissions(ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
if (!mPermissions) {
mPermissions = new Permissions(mWindow);
}
return mPermissions;
}
StorageManager*
Navigator::Storage()
{
MOZ_ASSERT(mWindow);
if(!mStorageManager) {
nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(mWindow);
MOZ_ASSERT(global);
mStorageManager = new StorageManager(global);
}
return mStorageManager;
}
// Values for the network.cookie.cookieBehavior pref are documented in
// nsCookieService.cpp.
#define COOKIE_BEHAVIOR_REJECT 2
bool
Navigator::CookieEnabled()
{
bool cookieEnabled =
(Preferences::GetInt("network.cookie.cookieBehavior",
COOKIE_BEHAVIOR_REJECT) != COOKIE_BEHAVIOR_REJECT);
// Check whether an exception overrides the global cookie behavior
// Note that the code for getting the URI here matches that in
// nsHTMLDocument::SetCookie.
if (!mWindow || !mWindow->GetDocShell()) {
return cookieEnabled;
}
nsCOMPtr<nsIDocument> doc = mWindow->GetExtantDoc();
if (!doc) {
return cookieEnabled;
}
nsCOMPtr<nsIURI> codebaseURI;
doc->NodePrincipal()->GetURI(getter_AddRefs(codebaseURI));
if (!codebaseURI) {
// Not a codebase, so technically can't set cookies, but let's
// just return the default value.
return cookieEnabled;
}
nsCOMPtr<nsICookiePermission> permMgr =
do_GetService(NS_COOKIEPERMISSION_CONTRACTID);
NS_ENSURE_TRUE(permMgr, cookieEnabled);
// Pass null for the channel, just like the cookie service does.
nsCookieAccess access;
nsresult rv = permMgr->CanAccess(doc->NodePrincipal(), &access);
NS_ENSURE_SUCCESS(rv, cookieEnabled);
if (access != nsICookiePermission::ACCESS_DEFAULT) {
cookieEnabled = access != nsICookiePermission::ACCESS_DENY;
}
return cookieEnabled;
}
bool
Navigator::OnLine()
{
return !NS_IsOffline();
}
void
Navigator::GetBuildID(nsAString& aBuildID, CallerType aCallerType,
ErrorResult& aRv) const
{
if (aCallerType != CallerType::System) {
// If fingerprinting resistance is on, we will spoof this value. See nsRFPService.h
// for details about spoofed values.
if (nsContentUtils::ShouldResistFingerprinting()) {
aBuildID.AssignLiteral(LEGACY_BUILD_ID);
return;
}
nsAutoString override;
nsresult rv = Preferences::GetString("general.buildID.override", override);
if (NS_SUCCEEDED(rv)) {
aBuildID = override;
return;
}
}
nsCOMPtr<nsIXULAppInfo> appInfo =
do_GetService("@mozilla.org/xre/app-info;1");
if (!appInfo) {
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
return;
}
nsAutoCString buildID;
nsresult rv = appInfo->GetAppBuildID(buildID);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.Throw(rv);
return;
}
aBuildID.Truncate();
AppendASCIItoUTF16(buildID, aBuildID);
}
void
Navigator::GetDoNotTrack(nsAString &aResult)
{
bool doNotTrack = nsContentUtils::DoNotTrackEnabled();
if (!doNotTrack) {
nsCOMPtr<nsILoadContext> loadContext = do_GetInterface(mWindow);
doNotTrack = loadContext && loadContext->UseTrackingProtection();
}
if (doNotTrack) {
aResult.AssignLiteral("1");
} else {
aResult.AssignLiteral("unspecified");
}
}
bool
Navigator::JavaEnabled(CallerType aCallerType, ErrorResult& aRv)
{
Telemetry::AutoTimer<Telemetry::CHECK_JAVA_ENABLED> telemetryTimer;
// Return true if we have a handler for the java mime
nsAutoString javaMIME;
Preferences::GetString("plugin.java.mime", javaMIME);
NS_ENSURE_TRUE(!javaMIME.IsEmpty(), false);
if (!mMimeTypes) {
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return false;
}
mMimeTypes = new nsMimeTypeArray(mWindow);
}
RefreshMIMEArray();
nsMimeType *mimeType = mMimeTypes->NamedItem(javaMIME, aCallerType);
return mimeType && mimeType->GetEnabledPlugin();
}
uint64_t
Navigator::HardwareConcurrency()
{
workers::RuntimeService* rts = workers::RuntimeService::GetOrCreateService();
if (!rts) {
return 1;
}
return rts->ClampedHardwareConcurrency();
}
void
Navigator::RefreshMIMEArray()
{
if (mMimeTypes) {
mMimeTypes->Refresh();
}
}
namespace {
class VibrateWindowListener : public nsIDOMEventListener
{
public:
VibrateWindowListener(nsPIDOMWindowInner* aWindow, nsIDocument* aDocument)
{
mWindow = do_GetWeakReference(aWindow);
mDocument = do_GetWeakReference(aDocument);
NS_NAMED_LITERAL_STRING(visibilitychange, "visibilitychange");
aDocument->AddSystemEventListener(visibilitychange,
this, /* listener */
true, /* use capture */
false /* wants untrusted */);
}
void RemoveListener();
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMEVENTLISTENER
private:
virtual ~VibrateWindowListener()
{
}
nsWeakPtr mWindow;
nsWeakPtr mDocument;
};
NS_IMPL_ISUPPORTS(VibrateWindowListener, nsIDOMEventListener)
StaticRefPtr<VibrateWindowListener> gVibrateWindowListener;
static bool
MayVibrate(nsIDocument* doc) {
// Hidden documents cannot start or stop a vibration.
return (doc && !doc->Hidden());
}
NS_IMETHODIMP
VibrateWindowListener::HandleEvent(nsIDOMEvent* aEvent)
{
nsCOMPtr<nsIDocument> doc =
do_QueryInterface(aEvent->InternalDOMEvent()->GetTarget());
if (!MayVibrate(doc)) {
// It's important that we call CancelVibrate(), not Vibrate() with an
// empty list, because Vibrate() will fail if we're no longer focused, but
// CancelVibrate() will succeed, so long as nobody else has started a new
// vibration pattern.
nsCOMPtr<nsPIDOMWindowInner> window = do_QueryReferent(mWindow);
hal::CancelVibrate(window);
RemoveListener();
gVibrateWindowListener = nullptr;
// Careful: The line above might have deleted |this|!
}
return NS_OK;
}
void
VibrateWindowListener::RemoveListener()
{
nsCOMPtr<EventTarget> target = do_QueryReferent(mDocument);
if (!target) {
return;
}
NS_NAMED_LITERAL_STRING(visibilitychange, "visibilitychange");
target->RemoveSystemEventListener(visibilitychange, this,
true /* use capture */);
}
} // namespace
void
Navigator::AddIdleObserver(MozIdleObserver& aIdleObserver, ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
CallbackObjectHolder<MozIdleObserver, nsIIdleObserver> holder(&aIdleObserver);
nsCOMPtr<nsIIdleObserver> obs = holder.ToXPCOMCallback();
if (NS_FAILED(mWindow->RegisterIdleObserver(obs))) {
NS_WARNING("Failed to add idle observer.");
}
}
void
Navigator::RemoveIdleObserver(MozIdleObserver& aIdleObserver, ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
CallbackObjectHolder<MozIdleObserver, nsIIdleObserver> holder(&aIdleObserver);
nsCOMPtr<nsIIdleObserver> obs = holder.ToXPCOMCallback();
if (NS_FAILED(mWindow->UnregisterIdleObserver(obs))) {
NS_WARNING("Failed to remove idle observer.");
}
}
void
Navigator::SetVibrationPermission(bool aPermitted, bool aPersistent)
{
MOZ_ASSERT(NS_IsMainThread());
nsTArray<uint32_t> pattern;
pattern.SwapElements(mRequestedVibrationPattern);
if (!mWindow) {
return;
}
nsCOMPtr<nsIDocument> doc = mWindow->GetExtantDoc();
if (!MayVibrate(doc)) {
return;
}
if (aPermitted) {
// Add a listener to cancel the vibration if the document becomes hidden,
// and remove the old visibility listener, if there was one.
if (!gVibrateWindowListener) {
// If gVibrateWindowListener is null, this is the first time we've vibrated,
// and we need to register a listener to clear gVibrateWindowListener on
// shutdown.
ClearOnShutdown(&gVibrateWindowListener);
} else {
gVibrateWindowListener->RemoveListener();
}
gVibrateWindowListener = new VibrateWindowListener(mWindow, doc);
hal::Vibrate(pattern, mWindow);
}
if (aPersistent) {
AddPermission(doc->NodePrincipal(), kVibrationPermissionType,
aPermitted ? nsIPermissionManager::ALLOW_ACTION :
nsIPermissionManager::DENY_ACTION,
nsIPermissionManager::EXPIRE_SESSION, 0);
}
}
bool
Navigator::Vibrate(uint32_t aDuration)
{
AutoTArray<uint32_t, 1> pattern;
pattern.AppendElement(aDuration);
return Vibrate(pattern);
}
bool
Navigator::Vibrate(const nsTArray<uint32_t>& aPattern)
{
MOZ_ASSERT(NS_IsMainThread());
if (!mWindow) {
return false;
}
nsCOMPtr<nsIDocument> doc = mWindow->GetExtantDoc();
if (!MayVibrate(doc)) {
return false;
}
nsTArray<uint32_t> pattern(aPattern);
if (pattern.Length() > sMaxVibrateListLen) {
pattern.SetLength(sMaxVibrateListLen);
}
for (size_t i = 0; i < pattern.Length(); ++i) {
pattern[i] = std::min(sMaxVibrateMS, pattern[i]);
}
// The spec says we check sVibratorEnabled after we've done the sanity
// checking on the pattern.
if (!sVibratorEnabled) {
return true;
}
mRequestedVibrationPattern.SwapElements(pattern);
uint32_t permission = GetPermission(mWindow, kVibrationPermissionType);
if (permission == nsIPermissionManager::ALLOW_ACTION ||
mRequestedVibrationPattern.IsEmpty() ||
(mRequestedVibrationPattern.Length() == 1 &&
mRequestedVibrationPattern[0] == 0)) {
// Always allow cancelling vibration and respect session permissions.
SetVibrationPermission(true /* permitted */, false /* persistent */);
return true;
}
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
if (!obs || permission == nsIPermissionManager::DENY_ACTION) {
// Abort without observer service or on denied session permission.
SetVibrationPermission(false /* permitted */, false /* persistent */);
return true;
}
// Request user permission.
obs->NotifyObservers(ToSupports(this), "Vibration:Request", nullptr);
return true;
}
//*****************************************************************************
// Pointer Events interface
//*****************************************************************************
uint32_t
Navigator::MaxTouchPoints()
{
nsCOMPtr<nsIWidget> widget = widget::WidgetUtils::DOMWindowToWidget(mWindow->GetOuterWindow());
NS_ENSURE_TRUE(widget, 0);
return widget->GetMaxTouchPoints();
}
//*****************************************************************************
// Navigator::nsIDOMClientInformation
//*****************************************************************************
void
Navigator::RegisterContentHandler(const nsAString& aMIMEType,
const nsAString& aURI,
const nsAString& aTitle,
ErrorResult& aRv)
{
if (!mWindow || !mWindow->GetOuterWindow() || !mWindow->GetDocShell()) {
return;
}
nsCOMPtr<nsIWebContentHandlerRegistrar> registrar =
do_GetService(NS_WEBCONTENTHANDLERREGISTRAR_CONTRACTID);
if (!registrar) {
return;
}
aRv = registrar->RegisterContentHandler(aMIMEType, aURI, aTitle,
mWindow->GetOuterWindow());
}
void
Navigator::RegisterProtocolHandler(const nsAString& aProtocol,
const nsAString& aURI,
const nsAString& aTitle,
ErrorResult& aRv)
{
if (!mWindow || !mWindow->GetOuterWindow() || !mWindow->GetDocShell()) {
return;
}
nsCOMPtr<nsIWebContentHandlerRegistrar> registrar =
do_GetService(NS_WEBCONTENTHANDLERREGISTRAR_CONTRACTID);
if (!registrar) {
return;
}
aRv = registrar->RegisterProtocolHandler(aProtocol, aURI, aTitle,
mWindow->GetOuterWindow());
}
Geolocation*
Navigator::GetGeolocation(ErrorResult& aRv)
{
if (mGeolocation) {
return mGeolocation;
}
if (!mWindow || !mWindow->GetOuterWindow() || !mWindow->GetDocShell()) {
aRv.Throw(NS_ERROR_FAILURE);
return nullptr;
}
mGeolocation = new Geolocation();
if (NS_FAILED(mGeolocation->Init(mWindow))) {
mGeolocation = nullptr;
aRv.Throw(NS_ERROR_FAILURE);
return nullptr;
}
return mGeolocation;
}
class BeaconStreamListener final : public nsIStreamListener
{
~BeaconStreamListener() {}
public:
BeaconStreamListener() : mLoadGroup(nullptr) {}
void SetLoadGroup(nsILoadGroup* aLoadGroup) {
mLoadGroup = aLoadGroup;
}
NS_DECL_ISUPPORTS
NS_DECL_NSISTREAMLISTENER
NS_DECL_NSIREQUESTOBSERVER
private:
nsCOMPtr<nsILoadGroup> mLoadGroup;
};
NS_IMPL_ISUPPORTS(BeaconStreamListener,
nsIStreamListener,
nsIRequestObserver)
NS_IMETHODIMP
BeaconStreamListener::OnStartRequest(nsIRequest *aRequest,
nsISupports *aContext)
{
// release the loadgroup first
mLoadGroup = nullptr;
aRequest->Cancel(NS_ERROR_NET_INTERRUPT);
return NS_BINDING_ABORTED;
}
NS_IMETHODIMP
BeaconStreamListener::OnStopRequest(nsIRequest *aRequest,
nsISupports *aContext,
nsresult aStatus)
{
return NS_OK;
}
NS_IMETHODIMP
BeaconStreamListener::OnDataAvailable(nsIRequest *aRequest,
nsISupports *ctxt,
nsIInputStream *inStr,
uint64_t sourceOffset,
uint32_t count)
{
MOZ_ASSERT(false);
return NS_OK;
}
bool
Navigator::SendBeacon(const nsAString& aUrl,
const Nullable<fetch::BodyInit>& aData,
ErrorResult& aRv)
{
if (aData.IsNull()) {
return SendBeaconInternal(aUrl, nullptr, eBeaconTypeOther, aRv);
}
if (aData.Value().IsArrayBuffer()) {
BodyExtractor<const ArrayBuffer> body(&aData.Value().GetAsArrayBuffer());
return SendBeaconInternal(aUrl, &body, eBeaconTypeArrayBuffer, aRv);
}
if (aData.Value().IsArrayBufferView()) {
BodyExtractor<const ArrayBufferView> body(&aData.Value().GetAsArrayBufferView());
return SendBeaconInternal(aUrl, &body, eBeaconTypeArrayBuffer, aRv);
}
if (aData.Value().IsBlob()) {
BodyExtractor<nsIXHRSendable> body(&aData.Value().GetAsBlob());
return SendBeaconInternal(aUrl, &body, eBeaconTypeBlob, aRv);
}
if (aData.Value().IsFormData()) {
BodyExtractor<nsIXHRSendable> body(&aData.Value().GetAsFormData());
return SendBeaconInternal(aUrl, &body, eBeaconTypeOther, aRv);
}
if (aData.Value().IsUSVString()) {
BodyExtractor<const nsAString> body(&aData.Value().GetAsUSVString());
return SendBeaconInternal(aUrl, &body, eBeaconTypeOther, aRv);
}
if (aData.Value().IsURLSearchParams()) {
BodyExtractor<nsIXHRSendable> body(&aData.Value().GetAsURLSearchParams());
return SendBeaconInternal(aUrl, &body, eBeaconTypeOther, aRv);
}
MOZ_CRASH("Invalid data type.");
return false;
}
bool
Navigator::SendBeaconInternal(const nsAString& aUrl,
BodyExtractorBase* aBody,
BeaconType aType,
ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return false;
}
nsCOMPtr<nsIDocument> doc = mWindow->GetDoc();
if (!doc) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return false;
}
nsIURI* documentURI = doc->GetDocumentURI();
if (!documentURI) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return false;
}
nsCOMPtr<nsIURI> uri;
nsresult rv = nsContentUtils::NewURIWithDocumentCharset(
getter_AddRefs(uri),
aUrl,
doc,
doc->GetDocBaseURI());
if (NS_FAILED(rv)) {
aRv.ThrowTypeError<MSG_INVALID_URL>(aUrl);
return false;
}
// Spec disallows any schemes save for HTTP/HTTPs
bool isValidScheme;
if (!(NS_SUCCEEDED(uri->SchemeIs("http", &isValidScheme)) && isValidScheme) &&
!(NS_SUCCEEDED(uri->SchemeIs("https", &isValidScheme)) && isValidScheme)) {
aRv.ThrowTypeError<MSG_INVALID_URL_SCHEME>( NS_LITERAL_STRING("Beacon"), aUrl);
return false;
}
nsLoadFlags loadFlags = nsIRequest::LOAD_NORMAL |
nsIChannel::LOAD_CLASSIFY_URI;
// No need to use CORS for sendBeacon unless it's a BLOB
nsSecurityFlags securityFlags = aType == eBeaconTypeBlob
? nsILoadInfo::SEC_REQUIRE_CORS_DATA_INHERITS
: nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_INHERITS;
securityFlags |= nsILoadInfo::SEC_COOKIES_INCLUDE;
nsCOMPtr<nsIChannel> channel;
rv = NS_NewChannel(getter_AddRefs(channel),
uri,
doc,
securityFlags,
nsIContentPolicy::TYPE_BEACON,
nullptr, // aLoadGroup
nullptr, // aCallbacks
loadFlags);
if (NS_FAILED(rv)) {
aRv.Throw(rv);
return false;
}
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(channel);
if (!httpChannel) {
// Beacon spec only supports HTTP requests at this time
aRv.Throw(NS_ERROR_DOM_BAD_URI);
return false;
}
mozilla::net::ReferrerPolicy referrerPolicy = doc->GetReferrerPolicy();
rv = httpChannel->SetReferrerWithPolicy(documentURI, referrerPolicy);
MOZ_ASSERT(NS_SUCCEEDED(rv));
nsCOMPtr<nsIInputStream> in;
nsAutoCString contentTypeWithCharset;
nsAutoCString charset;
uint64_t length = 0;
if (aBody) {
aRv = aBody->GetAsStream(getter_AddRefs(in), &length,
contentTypeWithCharset, charset);
if (NS_WARN_IF(aRv.Failed())) {
return false;
}
nsCOMPtr<nsIUploadChannel2> uploadChannel = do_QueryInterface(channel);
if (!uploadChannel) {
aRv.Throw(NS_ERROR_FAILURE);
return false;
}
uploadChannel->ExplicitSetUploadStream(in, contentTypeWithCharset, length,
NS_LITERAL_CSTRING("POST"),
false);
} else {
rv = httpChannel->SetRequestMethod(NS_LITERAL_CSTRING("POST"));
MOZ_ASSERT(NS_SUCCEEDED(rv));
}
nsCOMPtr<nsISupportsPriority> p = do_QueryInterface(channel);
if (p) {
p->SetPriority(nsISupportsPriority::PRIORITY_LOWEST);
}
nsCOMPtr<nsIClassOfService> cos(do_QueryInterface(channel));
if (cos) {
cos->AddClassFlags(nsIClassOfService::Background);
}
// The channel needs to have a loadgroup associated with it, so that we can
// cancel the channel and any redirected channels it may create.
nsCOMPtr<nsILoadGroup> loadGroup = do_CreateInstance(NS_LOADGROUP_CONTRACTID);
nsCOMPtr<nsIInterfaceRequestor> callbacks =
do_QueryInterface(mWindow->GetDocShell());
loadGroup->SetNotificationCallbacks(callbacks);
channel->SetLoadGroup(loadGroup);
RefPtr<BeaconStreamListener> beaconListener = new BeaconStreamListener();
rv = channel->AsyncOpen2(beaconListener);
// do not throw if security checks fail within asyncOpen2
NS_ENSURE_SUCCESS(rv, false);
// make the beaconListener hold a strong reference to the loadgroup
// which is released in ::OnStartRequest
beaconListener->SetLoadGroup(loadGroup);
return true;
}
MediaDevices*
Navigator::GetMediaDevices(ErrorResult& aRv)
{
if (!mMediaDevices) {
if (!mWindow ||
!mWindow->GetOuterWindow() ||
mWindow->GetOuterWindow()->GetCurrentInnerWindow() != mWindow) {
aRv.Throw(NS_ERROR_NOT_AVAILABLE);
return nullptr;
}
mMediaDevices = new MediaDevices(mWindow);
}
return mMediaDevices;
}
void
Navigator::MozGetUserMedia(const MediaStreamConstraints& aConstraints,
NavigatorUserMediaSuccessCallback& aOnSuccess,
NavigatorUserMediaErrorCallback& aOnError,
CallerType aCallerType,
ErrorResult& aRv)
{
CallbackObjectHolder<NavigatorUserMediaSuccessCallback,
nsIDOMGetUserMediaSuccessCallback> holder1(&aOnSuccess);
nsCOMPtr<nsIDOMGetUserMediaSuccessCallback> onsuccess =
holder1.ToXPCOMCallback();
CallbackObjectHolder<NavigatorUserMediaErrorCallback,
nsIDOMGetUserMediaErrorCallback> holder2(&aOnError);
nsCOMPtr<nsIDOMGetUserMediaErrorCallback> onerror = holder2.ToXPCOMCallback();
if (!mWindow || !mWindow->GetOuterWindow() ||
mWindow->GetOuterWindow()->GetCurrentInnerWindow() != mWindow) {
aRv.Throw(NS_ERROR_NOT_AVAILABLE);
return;
}
MediaManager* manager = MediaManager::Get();
aRv = manager->GetUserMedia(mWindow, aConstraints, onsuccess, onerror,
aCallerType);
}
void
Navigator::MozGetUserMediaDevices(const MediaStreamConstraints& aConstraints,
MozGetUserMediaDevicesSuccessCallback& aOnSuccess,
NavigatorUserMediaErrorCallback& aOnError,
uint64_t aInnerWindowID,
const nsAString& aCallID,
ErrorResult& aRv)
{
CallbackObjectHolder<MozGetUserMediaDevicesSuccessCallback,
nsIGetUserMediaDevicesSuccessCallback> holder1(&aOnSuccess);
nsCOMPtr<nsIGetUserMediaDevicesSuccessCallback> onsuccess =
holder1.ToXPCOMCallback();
CallbackObjectHolder<NavigatorUserMediaErrorCallback,
nsIDOMGetUserMediaErrorCallback> holder2(&aOnError);
nsCOMPtr<nsIDOMGetUserMediaErrorCallback> onerror = holder2.ToXPCOMCallback();
if (!mWindow || !mWindow->GetOuterWindow() ||
mWindow->GetOuterWindow()->GetCurrentInnerWindow() != mWindow) {
aRv.Throw(NS_ERROR_NOT_AVAILABLE);
return;
}
MediaManager* manager = MediaManager::Get();
aRv = manager->GetUserMediaDevices(mWindow, aConstraints, onsuccess, onerror,
aInnerWindowID, aCallID);
}
//*****************************************************************************
// Navigator::nsINavigatorBattery
//*****************************************************************************
Promise*
Navigator::GetBattery(ErrorResult& aRv)
{
if (mBatteryPromise) {
return mBatteryPromise;
}
if (!mWindow || !mWindow->GetDocShell()) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
nsCOMPtr<nsIGlobalObject> go = do_QueryInterface(mWindow);
RefPtr<Promise> batteryPromise = Promise::Create(go, aRv);
if (NS_WARN_IF(aRv.Failed())) {
return nullptr;
}
mBatteryPromise = batteryPromise;
if (!mBatteryManager) {
mBatteryManager = new battery::BatteryManager(mWindow);
mBatteryManager->Init();
}
mBatteryPromise->MaybeResolve(mBatteryManager);
return mBatteryPromise;
}
already_AddRefed<LegacyMozTCPSocket>
Navigator::MozTCPSocket()
{
RefPtr<LegacyMozTCPSocket> socket = new LegacyMozTCPSocket(GetWindow());
return socket.forget();
}
void
Navigator::GetGamepads(nsTArray<RefPtr<Gamepad> >& aGamepads,
ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
NS_ENSURE_TRUE_VOID(mWindow->GetDocShell());
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
win->SetHasGamepadEventListener(true);
win->GetGamepads(aGamepads);
}
GamepadServiceTest*
Navigator::RequestGamepadServiceTest()
{
if (!mGamepadServiceTest) {
mGamepadServiceTest = GamepadServiceTest::CreateTestService(mWindow);
}
return mGamepadServiceTest;
}
already_AddRefed<Promise>
Navigator::GetVRDisplays(ErrorResult& aRv)
{
if (!mWindow || !mWindow->GetDocShell()) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
win->NotifyVREventListenerAdded();
nsCOMPtr<nsIGlobalObject> go = do_QueryInterface(mWindow);
RefPtr<Promise> p = Promise::Create(go, aRv);
if (aRv.Failed()) {
return nullptr;
}
// We pass mWindow's id to RefreshVRDisplays, so NotifyVRDisplaysUpdated will
// be called asynchronously, resolving the promises in mVRGetDisplaysPromises.
if (!VRDisplay::RefreshVRDisplays(win->WindowID())) {
p->MaybeReject(NS_ERROR_FAILURE);
return p.forget();
}
mVRGetDisplaysPromises.AppendElement(p);
return p.forget();
}
void
Navigator::GetActiveVRDisplays(nsTArray<RefPtr<VRDisplay>>& aDisplays) const
{
/**
* Get only the active VR displays.
* GetActiveVRDisplays should only enumerate displays that
* are already active without causing any other hardware to be
* activated.
* We must not call nsGlobalWindow::NotifyVREventListenerAdded here,
* as that would cause enumeration and activation of other VR hardware.
* Activating VR hardware is intrusive to the end user, as it may
* involve physically powering on devices that the user did not
* intend to use.
*/
if (!mWindow || !mWindow->GetDocShell()) {
return;
}
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
nsTArray<RefPtr<VRDisplay>> displays;
if (win->UpdateVRDisplays(displays)) {
for (auto display : displays) {
if (display->IsPresenting()) {
aDisplays.AppendElement(display);
}
}
}
}
void
Navigator::NotifyVRDisplaysUpdated()
{
// Synchronize the VR devices and resolve the promises in
// mVRGetDisplaysPromises
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
nsTArray<RefPtr<VRDisplay>> vrDisplays;
if (win->UpdateVRDisplays(vrDisplays)) {
for (auto p : mVRGetDisplaysPromises) {
p->MaybeResolve(vrDisplays);
}
} else {
for (auto p : mVRGetDisplaysPromises) {
p->MaybeReject(NS_ERROR_FAILURE);
}
}
mVRGetDisplaysPromises.Clear();
}
void
Navigator::NotifyActiveVRDisplaysChanged()
{
NavigatorBinding::ClearCachedActiveVRDisplaysValue(this);
}
VRServiceTest*
Navigator::RequestVRServiceTest()
{
// Ensure that the Mock VR devices are not released prematurely
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
win->NotifyVREventListenerAdded();
if (!mVRServiceTest) {
mVRServiceTest = VRServiceTest::CreateTestService(mWindow);
}
return mVRServiceTest;
}
bool
Navigator::IsWebVRContentDetected() const
{
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
return win->IsVRContentDetected();
}
bool
Navigator::IsWebVRContentPresenting() const
{
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
return win->IsVRContentPresenting();
}
void
Navigator::RequestVRPresentation(VRDisplay& aDisplay)
{
nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(mWindow);
win->DispatchVRDisplayActivate(aDisplay.DisplayId(), VRDisplayEventReason::Requested);
}
nsINetworkProperties*
Navigator::GetNetworkProperties()
{
IgnoredErrorResult rv;
return GetConnection(rv);
}
network::Connection*
Navigator::GetConnection(ErrorResult& aRv)
{
if (!mConnection) {
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
mConnection = network::Connection::CreateForWindow(mWindow);
}
return mConnection;
}
#ifdef MOZ_TIME_MANAGER
time::TimeManager*
Navigator::GetMozTime(ErrorResult& aRv)
{
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
if (!mTimeManager) {
mTimeManager = new time::TimeManager(mWindow);
}
return mTimeManager;
}
#endif
already_AddRefed<ServiceWorkerContainer>
Navigator::ServiceWorker()
{
MOZ_ASSERT(mWindow);
if (!mServiceWorkerContainer) {
mServiceWorkerContainer = new ServiceWorkerContainer(mWindow);
}
RefPtr<ServiceWorkerContainer> ref = mServiceWorkerContainer;
return ref.forget();
}
size_t
Navigator::SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
{
size_t n = aMallocSizeOf(this);
// TODO: add SizeOfIncludingThis() to nsMimeTypeArray, bug 674113.
// TODO: add SizeOfIncludingThis() to nsPluginArray, bug 674114.
// TODO: add SizeOfIncludingThis() to Geolocation, bug 674115.
// TODO: add SizeOfIncludingThis() to DesktopNotificationCenter, bug 674116.
return n;
}
void
Navigator::SetWindow(nsPIDOMWindowInner *aInnerWindow)
{
mWindow = aInnerWindow;
}
void
Navigator::OnNavigation()
{
if (!mWindow) {
return;
}
// If MediaManager is open let it inform any live streams or pending callbacks
MediaManager *manager = MediaManager::GetIfExists();
if (manager) {
manager->OnNavigation(mWindow->WindowID());
}
}
bool
Navigator::CheckPermission(const char* type)
{
return CheckPermission(mWindow, type);
}
/* static */
bool
Navigator::CheckPermission(nsPIDOMWindowInner* aWindow, const char* aType)
{
if (!aWindow) {
return false;
}
uint32_t permission = GetPermission(aWindow, aType);
return permission == nsIPermissionManager::ALLOW_ACTION;
}
JSObject*
Navigator::WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto)
{
return NavigatorBinding::Wrap(cx, this, aGivenProto);
}
/* static */
bool
Navigator::HasWakeLockSupport(JSContext* /* unused*/, JSObject* /*unused */)
{
nsCOMPtr<nsIPowerManagerService> pmService =
do_GetService(POWERMANAGERSERVICE_CONTRACTID);
// No service means no wake lock support
return !!pmService;
}
/* static */
bool
Navigator::HasWifiManagerSupport(JSContext* /* unused */,
JSObject* aGlobal)
{
// On XBL scope, the global object is NOT |window|. So we have
// to use nsContentUtils::GetObjectPrincipal to get the principal
// and test directly with permission manager.
nsIPrincipal* principal = nsContentUtils::ObjectPrincipal(aGlobal);
uint32_t permission = GetPermission(principal, "wifi-manage");
return permission == nsIPermissionManager::ALLOW_ACTION;
}
/* static */
bool
Navigator::HasUserMediaSupport(JSContext* /* unused */,
JSObject* /* unused */)
{
// Make enabling peerconnection enable getUserMedia() as well
return Preferences::GetBool("media.navigator.enabled", false) ||
Preferences::GetBool("media.peerconnection.enabled", false);
}
/* static */
already_AddRefed<nsPIDOMWindowInner>
Navigator::GetWindowFromGlobal(JSObject* aGlobal)
{
nsCOMPtr<nsPIDOMWindowInner> win =
do_QueryInterface(nsJSUtils::GetStaticScriptGlobal(aGlobal));
return win.forget();
}
nsresult
Navigator::GetPlatform(nsAString& aPlatform, bool aUsePrefOverriddenValue)
{
MOZ_ASSERT(NS_IsMainThread());
if (aUsePrefOverriddenValue) {
// If fingerprinting resistance is on, we will spoof this value. See nsRFPService.h
// for details about spoofed values.
if (nsContentUtils::ShouldResistFingerprinting()) {
aPlatform.AssignLiteral(SPOOFED_PLATFORM);
return NS_OK;
}
nsAutoString override;
nsresult rv =
mozilla::Preferences::GetString("general.platform.override", override);
if (NS_SUCCEEDED(rv)) {
aPlatform = override;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
// Sorry for the #if platform ugliness, but Communicator is likewise
// hardcoded and we are seeking backward compatibility here (bug 47080).
#if defined(_WIN64)
aPlatform.AssignLiteral("Win64");
#elif defined(WIN32)
aPlatform.AssignLiteral("Win32");
#elif defined(XP_MACOSX) && defined(__ppc__)
aPlatform.AssignLiteral("MacPPC");
#elif defined(XP_MACOSX) && defined(__i386__)
aPlatform.AssignLiteral("MacIntel");
#elif defined(XP_MACOSX) && defined(__x86_64__)
aPlatform.AssignLiteral("MacIntel");
#else
// XXX Communicator uses compiled-in build-time string defines
// to indicate the platform it was compiled *for*, not what it is
// currently running *on* which is what this does.
nsAutoCString plat;
rv = service->GetOscpu(plat);
CopyASCIItoUTF16(plat, aPlatform);
#endif
return rv;
}
/* static */ nsresult
Navigator::GetAppVersion(nsAString& aAppVersion, bool aUsePrefOverriddenValue)
{
MOZ_ASSERT(NS_IsMainThread());
if (aUsePrefOverriddenValue) {
// If fingerprinting resistance is on, we will spoof this value. See nsRFPService.h
// for details about spoofed values.
if (nsContentUtils::ShouldResistFingerprinting()) {
aAppVersion.AssignLiteral(SPOOFED_APPVERSION);
return NS_OK;
}
nsAutoString override;
nsresult rv =
mozilla::Preferences::GetString("general.appversion.override", override);
if (NS_SUCCEEDED(rv)) {
aAppVersion = override;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsAutoCString str;
rv = service->GetAppVersion(str);
CopyASCIItoUTF16(str, aAppVersion);
NS_ENSURE_SUCCESS(rv, rv);
aAppVersion.AppendLiteral(" (");
rv = service->GetPlatform(str);
NS_ENSURE_SUCCESS(rv, rv);
AppendASCIItoUTF16(str, aAppVersion);
aAppVersion.Append(char16_t(')'));
return rv;
}
/* static */ void
Navigator::AppName(nsAString& aAppName, bool aUsePrefOverriddenValue)
{
MOZ_ASSERT(NS_IsMainThread());
if (aUsePrefOverriddenValue) {
// If fingerprinting resistance is on, we will spoof this value. See nsRFPService.h
// for details about spoofed values.
if (nsContentUtils::ShouldResistFingerprinting()) {
aAppName.AssignLiteral(SPOOFED_APPNAME);
return;
}
nsAutoString override;
nsresult rv =
mozilla::Preferences::GetString("general.appname.override", override);
if (NS_SUCCEEDED(rv)) {
aAppName = override;
return;
}
}
aAppName.AssignLiteral("Netscape");
}
void
Navigator::ClearUserAgentCache()
{
NavigatorBinding::ClearCachedUserAgentValue(this);
}
nsresult
Navigator::GetUserAgent(nsPIDOMWindowInner* aWindow,
bool aIsCallerChrome,
nsAString& aUserAgent)
{
MOZ_ASSERT(NS_IsMainThread());
// We will skip the override and pass to httpHandler to get spoofed userAgent
// when 'privacy.resistFingerprinting' is true.
if (!aIsCallerChrome &&
!nsContentUtils::ShouldResistFingerprinting()) {
nsAutoString override;
nsresult rv =
mozilla::Preferences::GetString("general.useragent.override", override);
if (NS_SUCCEEDED(rv)) {
aUserAgent = override;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
nsAutoCString ua;
rv = service->GetUserAgent(ua);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
CopyASCIItoUTF16(ua, aUserAgent);
// When the caller is content, we will always return spoofed userAgent and
// ignore the User-Agent header from the document channel when
// 'privacy.resistFingerprinting' is true.
if (!aWindow ||
(nsContentUtils::ShouldResistFingerprinting() && !aIsCallerChrome)) {
return NS_OK;
}
// Copy the User-Agent header from the document channel which has already been
// subject to UA overrides.
nsCOMPtr<nsIDocument> doc = aWindow->GetExtantDoc();
if (!doc) {
return NS_OK;
}
nsCOMPtr<nsIHttpChannel> httpChannel =
do_QueryInterface(doc->GetChannel());
if (httpChannel) {
nsAutoCString userAgent;
rv = httpChannel->GetRequestHeader(NS_LITERAL_CSTRING("User-Agent"),
userAgent);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
CopyASCIItoUTF16(userAgent, aUserAgent);
}
return NS_OK;
}
static nsCString
RequestKeySystemAccessLogString(
const nsAString& aKeySystem,
const Sequence<MediaKeySystemConfiguration>& aConfigs,
bool aIsSecureContext)
{
nsCString str;
str.AppendPrintf("Navigator::RequestMediaKeySystemAccess(keySystem='%s' options=",
NS_ConvertUTF16toUTF8(aKeySystem).get());
str.Append(MediaKeySystemAccess::ToCString(aConfigs));
str.AppendLiteral(") secureContext=");
str.AppendInt(aIsSecureContext);
return str;
}
already_AddRefed<Promise>
Navigator::RequestMediaKeySystemAccess(const nsAString& aKeySystem,
const Sequence<MediaKeySystemConfiguration>& aConfigs,
ErrorResult& aRv)
{
EME_LOG("%s",
RequestKeySystemAccessLogString(
aKeySystem, aConfigs, mWindow->IsSecureContext())
.get());
Telemetry::Accumulate(Telemetry::MEDIA_EME_SECURE_CONTEXT,
mWindow->IsSecureContext());
if (!mWindow->IsSecureContext()) {
nsIDocument* doc = mWindow->GetExtantDoc();
nsString uri;
if (doc) {
Unused << doc->GetDocumentURI(uri);
}
const char16_t* params[] = { uri.get() };
nsContentUtils::ReportToConsole(nsIScriptError::warningFlag,
NS_LITERAL_CSTRING("Media"),
doc,
nsContentUtils::eDOM_PROPERTIES,
"MediaEMEInsecureContextDeprecatedWarning",
params,
ArrayLength(params));
}
nsCOMPtr<nsIGlobalObject> go = do_QueryInterface(mWindow);
RefPtr<DetailedPromise> promise =
DetailedPromise::Create(go, aRv,
NS_LITERAL_CSTRING("navigator.requestMediaKeySystemAccess"),
Telemetry::VIDEO_EME_REQUEST_SUCCESS_LATENCY_MS,
Telemetry::VIDEO_EME_REQUEST_FAILURE_LATENCY_MS);
if (aRv.Failed()) {
return nullptr;
}
if (!mMediaKeySystemAccessManager) {
mMediaKeySystemAccessManager = new MediaKeySystemAccessManager(mWindow);
}
mMediaKeySystemAccessManager->Request(promise, aKeySystem, aConfigs);
return promise.forget();
}
Presentation*
Navigator::GetPresentation(ErrorResult& aRv)
{
if (!mPresentation) {
if (!mWindow) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
mPresentation = Presentation::Create(mWindow);
}
return mPresentation;
}
CredentialsContainer*
Navigator::Credentials()
{
if (!mCredentials) {
mCredentials = new CredentialsContainer(GetWindow());
}
return mCredentials;
}
} // namespace dom
} // namespace mozilla
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