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c2d945d04f
gecko/dom/base/Navigator.cpp
Justin Lebar 56db9a6e24 Bug 772987 - Part 2: Use Static{Auto,Ref}Ptr where appropriate. r=mounir 
--HG--
extra : rebase_source : 4e3e72ba53cd0177160f80231eebeb4972119eec
2012-07-26 15:33:45 -04:00

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38 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=2 et tw=78: */
/* 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 "nsDesktopNotification.h"
#include "nsGeolocation.h"
#include "nsDeviceStorage.h"
#include "nsIHttpProtocolHandler.h"
#include "nsICachingChannel.h"
#include "nsIDocShell.h"
#include "nsIWebContentHandlerRegistrar.h"
#include "nsICookiePermission.h"
#include "nsIScriptSecurityManager.h"
#include "nsIJSContextStack.h"
#include "nsCharSeparatedTokenizer.h"
#include "nsContentUtils.h"
#include "nsUnicharUtils.h"
#include "mozilla/Preferences.h"
#include "mozilla/Telemetry.h"
#include "BatteryManager.h"
#include "PowerManager.h"
#include "nsIDOMWakeLock.h"
#include "nsIPowerManagerService.h"
#include "SmsManager.h"
#include "nsISmsService.h"
#include "mozilla/Hal.h"
#include "nsIWebNavigation.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/StaticPtr.h"
#include "Connection.h"
#include "MobileConnection.h"
#include "nsIIdleObserver.h"
#ifdef MOZ_MEDIA_NAVIGATOR
#include "MediaManager.h"
#endif
#ifdef MOZ_B2G_RIL
#include "TelephonyFactory.h"
#endif
#ifdef MOZ_B2G_BT
#include "nsIDOMBluetoothManager.h"
#include "BluetoothManager.h"
#endif
#include "nsIDOMGlobalPropertyInitializer.h"
// This should not be in the namespace.
DOMCI_DATA(Navigator, mozilla::dom::Navigator)
namespace mozilla {
namespace dom {
static const char sJSStackContractID[] = "@mozilla.org/js/xpc/ContextStack;1";
static bool sDoNotTrackEnabled = false;
static bool sVibratorEnabled = false;
static PRUint32 sMaxVibrateMS = 0;
static PRUint32 sMaxVibrateListLen = 0;
/* static */
void
Navigator::Init()
{
Preferences::AddBoolVarCache(&sDoNotTrackEnabled,
"privacy.donottrackheader.enabled",
false);
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(nsPIDOMWindow* aWindow)
: mWindow(do_GetWeakReference(aWindow))
{
NS_ASSERTION(aWindow->IsInnerWindow(),
"Navigator must get an inner window!");
}
Navigator::~Navigator()
{
Invalidate();
}
NS_INTERFACE_MAP_BEGIN(Navigator)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMNavigator)
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigator)
NS_INTERFACE_MAP_ENTRY(nsIDOMClientInformation)
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorDeviceStorage)
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorGeolocation)
NS_INTERFACE_MAP_ENTRY(nsINavigatorBattery)
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorDesktopNotification)
NS_INTERFACE_MAP_ENTRY(nsIDOMMozNavigatorSms)
#ifdef MOZ_MEDIA_NAVIGATOR
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorUserMedia)
#endif
#ifdef MOZ_B2G_RIL
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorTelephony)
#endif
NS_INTERFACE_MAP_ENTRY(nsIDOMMozNavigatorNetwork)
#ifdef MOZ_B2G_BT
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorBluetooth)
#endif
NS_INTERFACE_MAP_ENTRY(nsIDOMNavigatorSystemMessages)
NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(Navigator)
NS_INTERFACE_MAP_END
NS_IMPL_ADDREF(Navigator)
NS_IMPL_RELEASE(Navigator)
void
Navigator::Invalidate()
{
mWindow = nsnull;
if (mPlugins) {
mPlugins->Invalidate();
mPlugins = nsnull;
}
// If there is a page transition, make sure delete the geolocation object.
if (mGeolocation) {
mGeolocation->Shutdown();
mGeolocation = nsnull;
}
if (mNotification) {
mNotification->Shutdown();
mNotification = nsnull;
}
if (mBatteryManager) {
mBatteryManager->Shutdown();
mBatteryManager = nsnull;
}
if (mPowerManager) {
mPowerManager->Shutdown();
mPowerManager = nsnull;
}
if (mSmsManager) {
mSmsManager->Shutdown();
mSmsManager = nsnull;
}
#ifdef MOZ_B2G_RIL
if (mTelephony) {
mTelephony = nsnull;
}
if (mVoicemail) {
mVoicemail = nsnull;
}
#endif
if (mConnection) {
mConnection->Shutdown();
mConnection = nsnull;
}
if (mMobileConnection) {
mMobileConnection->Shutdown();
mMobileConnection = nsnull;
}
#ifdef MOZ_B2G_BT
if (mBluetooth) {
mBluetooth = nsnull;
}
#endif
#ifdef MOZ_SYS_MSG
if (mMessagesManager) {
mMessagesManager = nsnull;
}
#endif
}
nsPIDOMWindow *
Navigator::GetWindow()
{
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
return win;
}
//*****************************************************************************
// Navigator::nsIDOMNavigator
//*****************************************************************************
NS_IMETHODIMP
Navigator::GetUserAgent(nsAString& aUserAgent)
{
return NS_GetNavigatorUserAgent(aUserAgent);
}
NS_IMETHODIMP
Navigator::GetAppCodeName(nsAString& aAppCodeName)
{
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString appName;
rv = service->GetAppName(appName);
CopyASCIItoUTF16(appName, aAppCodeName);
return rv;
}
NS_IMETHODIMP
Navigator::GetAppVersion(nsAString& aAppVersion)
{
return NS_GetNavigatorAppVersion(aAppVersion);
}
NS_IMETHODIMP
Navigator::GetAppName(nsAString& aAppName)
{
return NS_GetNavigatorAppName(aAppName);
}
/**
* JS property navigator.language, exposed to web content.
* Take first value from Accept-Languages (HTTP header), which is
* the "content language" freely set by the user in the Pref window.
*
* Do not use UI language (chosen app locale) here.
* See RFC 2616, Section 15.1.4 "Privacy Issues Connected to Accept Headers"
*
* "en", "en-US" and "i-cherokee" and "" are valid.
* Fallback in case of invalid pref should be "" (empty string), to
* let site do fallback, e.g. to site's local language.
*/
NS_IMETHODIMP
Navigator::GetLanguage(nsAString& aLanguage)
{
// E.g. "de-de, en-us,en".
const nsAdoptingString& acceptLang =
Preferences::GetLocalizedString("intl.accept_languages");
// Take everything before the first "," or ";", without trailing space.
nsCharSeparatedTokenizer langTokenizer(acceptLang, ',');
const nsSubstring &firstLangPart = langTokenizer.nextToken();
nsCharSeparatedTokenizer qTokenizer(firstLangPart, ';');
aLanguage.Assign(qTokenizer.nextToken());
// Checks and fixups:
// replace "_" with "-" to avoid POSIX/Windows "en_US" notation.
if (aLanguage.Length() > 2 && aLanguage[2] == PRUnichar('_')) {
aLanguage.Replace(2, 1, PRUnichar('-')); // TODO replace all
}
// 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".
if (aLanguage.Length() <= 2) {
return NS_OK;
}
nsCharSeparatedTokenizer localeTokenizer(aLanguage, '-');
PRInt32 pos = 0;
bool first = true;
while (localeTokenizer.hasMoreTokens()) {
const nsSubstring& code = localeTokenizer.nextToken();
if (code.Length() == 2 && !first) {
nsAutoString upper(code);
ToUpperCase(upper);
aLanguage.Replace(pos, code.Length(), upper);
}
pos += code.Length() + 1; // 1 is the separator
first = false;
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetPlatform(nsAString& aPlatform)
{
return NS_GetNavigatorPlatform(aPlatform);
}
NS_IMETHODIMP
Navigator::GetOscpu(nsAString& aOSCPU)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
Preferences::GetString("general.oscpu.override");
if (override) {
aOSCPU = override;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString oscpu;
rv = service->GetOscpu(oscpu);
CopyASCIItoUTF16(oscpu, aOSCPU);
return rv;
}
NS_IMETHODIMP
Navigator::GetVendor(nsAString& aVendor)
{
aVendor.Truncate();
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetVendorSub(nsAString& aVendorSub)
{
aVendorSub.Truncate();
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetProduct(nsAString& aProduct)
{
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString product;
rv = service->GetProduct(product);
CopyASCIItoUTF16(product, aProduct);
return rv;
}
NS_IMETHODIMP
Navigator::GetProductSub(nsAString& aProductSub)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
Preferences::GetString("general.productSub.override");
if (override) {
aProductSub = override;
return NS_OK;
}
// 'general.useragent.productSub' backwards compatible with 1.8 branch.
const nsAdoptingString& override2 =
Preferences::GetString("general.useragent.productSub");
if (override2) {
aProductSub = override2;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString productSub;
rv = service->GetProductSub(productSub);
CopyASCIItoUTF16(productSub, aProductSub);
return rv;
}
NS_IMETHODIMP
Navigator::GetMimeTypes(nsIDOMMimeTypeArray** aMimeTypes)
{
if (!mMimeTypes) {
mMimeTypes = new nsMimeTypeArray(this);
}
NS_ADDREF(*aMimeTypes = mMimeTypes);
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetPlugins(nsIDOMPluginArray** aPlugins)
{
if (!mPlugins) {
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
mPlugins = new nsPluginArray(this, win ? win->GetDocShell() : nsnull);
}
NS_ADDREF(*aPlugins = mPlugins);
return NS_OK;
}
// Values for the network.cookie.cookieBehavior pref are documented in
// nsCookieService.cpp.
#define COOKIE_BEHAVIOR_REJECT 2
NS_IMETHODIMP
Navigator::GetCookieEnabled(bool* aCookieEnabled)
{
*aCookieEnabled =
(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.
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetDocShell()) {
return NS_OK;
}
nsCOMPtr<nsIDocument> doc = do_QueryInterface(win->GetExtantDocument());
if (!doc) {
return NS_OK;
}
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 NS_OK;
}
nsCOMPtr<nsICookiePermission> permMgr =
do_GetService(NS_COOKIEPERMISSION_CONTRACTID);
NS_ENSURE_TRUE(permMgr, NS_OK);
// Pass null for the channel, just like the cookie service does.
nsCookieAccess access;
nsresult rv = permMgr->CanAccess(codebaseURI, nsnull, &access);
NS_ENSURE_SUCCESS(rv, NS_OK);
if (access != nsICookiePermission::ACCESS_DEFAULT) {
*aCookieEnabled = access != nsICookiePermission::ACCESS_DENY;
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetOnLine(bool* aOnline)
{
NS_PRECONDITION(aOnline, "Null out param");
*aOnline = !NS_IsOffline();
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetBuildID(nsAString& aBuildID)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
Preferences::GetString("general.buildID.override");
if (override) {
aBuildID = override;
return NS_OK;
}
}
nsCOMPtr<nsIXULAppInfo> appInfo =
do_GetService("@mozilla.org/xre/app-info;1");
if (!appInfo) {
return NS_ERROR_NOT_IMPLEMENTED;
}
nsCAutoString buildID;
nsresult rv = appInfo->GetAppBuildID(buildID);
if (NS_FAILED(rv)) {
return rv;
}
aBuildID.Truncate();
AppendASCIItoUTF16(buildID, aBuildID);
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetDoNotTrack(nsAString &aResult)
{
if (sDoNotTrackEnabled) {
aResult.AssignLiteral("yes");
} else {
aResult.AssignLiteral("unspecified");
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::JavaEnabled(bool* aReturn)
{
Telemetry::AutoTimer<Telemetry::CHECK_JAVA_ENABLED> telemetryTimer;
// Return true if we have a handler for "application/x-java-vm",
// otherwise return false.
*aReturn = false;
if (!mMimeTypes) {
mMimeTypes = new nsMimeTypeArray(this);
}
RefreshMIMEArray();
PRUint32 count;
mMimeTypes->GetLength(&count);
for (PRUint32 i = 0; i < count; i++) {
nsresult rv;
nsIDOMMimeType* type = mMimeTypes->GetItemAt(i, &rv);
if (NS_FAILED(rv) || !type) {
continue;
}
nsAutoString mimeString;
if (NS_FAILED(type->GetType(mimeString))) {
continue;
}
if (mimeString.EqualsLiteral("application/x-java-vm")) {
*aReturn = true;
break;
}
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::TaintEnabled(bool *aReturn)
{
*aReturn = false;
return NS_OK;
}
void
Navigator::RefreshMIMEArray()
{
if (mMimeTypes) {
mMimeTypes->Refresh();
}
}
bool
Navigator::HasDesktopNotificationSupport()
{
return Preferences::GetBool("notification.feature.enabled", false);
}
namespace {
class VibrateWindowListener : public nsIDOMEventListener
{
public:
VibrateWindowListener(nsIDOMWindow *aWindow, nsIDOMDocument *aDocument)
{
mWindow = do_GetWeakReference(aWindow);
mDocument = do_GetWeakReference(aDocument);
nsCOMPtr<nsIDOMEventTarget> target = do_QueryInterface(aDocument);
NS_NAMED_LITERAL_STRING(visibilitychange, "mozvisibilitychange");
target->AddSystemEventListener(visibilitychange,
this, /* listener */
true, /* use capture */
false /* wants untrusted */);
}
virtual ~VibrateWindowListener()
{
}
void RemoveListener();
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMEVENTLISTENER
private:
nsWeakPtr mWindow;
nsWeakPtr mDocument;
};
NS_IMPL_ISUPPORTS1(VibrateWindowListener, nsIDOMEventListener)
StaticRefPtr<VibrateWindowListener> gVibrateWindowListener;
NS_IMETHODIMP
VibrateWindowListener::HandleEvent(nsIDOMEvent* aEvent)
{
nsCOMPtr<nsIDOMEventTarget> target;
aEvent->GetTarget(getter_AddRefs(target));
nsCOMPtr<nsIDOMDocument> doc = do_QueryInterface(target);
bool hidden = true;
if (doc) {
doc->GetMozHidden(&hidden);
}
if (hidden) {
// 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<nsIDOMWindow> window = do_QueryReferent(mWindow);
hal::CancelVibrate(window);
RemoveListener();
gVibrateWindowListener = NULL;
// Careful: The line above might have deleted |this|!
}
return NS_OK;
}
void
VibrateWindowListener::RemoveListener()
{
nsCOMPtr<nsIDOMEventTarget> target = do_QueryReferent(mDocument);
if (!target) {
return;
}
NS_NAMED_LITERAL_STRING(visibilitychange, "mozvisibilitychange");
target->RemoveSystemEventListener(visibilitychange, this,
true /* use capture */);
}
/**
* Converts a jsval into a vibration duration, checking that the duration is in
* bounds (non-negative and not larger than sMaxVibrateMS).
*
* Returns true on success, false on failure.
*/
bool
GetVibrationDurationFromJsval(const jsval& aJSVal, JSContext* cx,
int32_t* aOut)
{
return JS_ValueToInt32(cx, aJSVal, aOut) &&
*aOut >= 0 && static_cast<uint32_t>(*aOut) <= sMaxVibrateMS;
}
} // anonymous namespace
NS_IMETHODIMP
Navigator::AddIdleObserver(nsIIdleObserver* aIdleObserver)
{
if (!nsContentUtils::IsIdleObserverAPIEnabled()) {
NS_WARNING("The IdleObserver API has been disabled.");
return NS_OK;
}
NS_ENSURE_ARG_POINTER(aIdleObserver);
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(win, NS_ERROR_UNEXPECTED);
if (NS_FAILED(win->RegisterIdleObserver(aIdleObserver))) {
NS_WARNING("Failed to add idle observer.");
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::RemoveIdleObserver(nsIIdleObserver* aIdleObserver)
{
if (!nsContentUtils::IsIdleObserverAPIEnabled()) {
NS_WARNING("The IdleObserver API has been disabled");
return NS_OK;
}
NS_ENSURE_ARG_POINTER(aIdleObserver);
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(win, NS_ERROR_UNEXPECTED);
if (NS_FAILED(win->UnregisterIdleObserver(aIdleObserver))) {
NS_WARNING("Failed to remove idle observer.");
}
return NS_OK;
}
NS_IMETHODIMP
Navigator::Vibrate(const jsval& aPattern, JSContext* cx)
{
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(win, NS_OK);
nsIDOMDocument* domDoc = win->GetExtantDocument();
NS_ENSURE_TRUE(domDoc, NS_ERROR_FAILURE);
bool hidden = true;
domDoc->GetMozHidden(&hidden);
if (hidden) {
// Hidden documents cannot start or stop a vibration.
return NS_OK;
}
nsAutoTArray<uint32_t, 8> pattern;
// null or undefined pattern is an error.
if (JSVAL_IS_NULL(aPattern) || JSVAL_IS_VOID(aPattern)) {
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
}
if (JSVAL_IS_PRIMITIVE(aPattern)) {
int32_t p;
if (GetVibrationDurationFromJsval(aPattern, cx, &p)) {
pattern.AppendElement(p);
}
else {
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
}
}
else {
JSObject *obj = JSVAL_TO_OBJECT(aPattern);
PRUint32 length;
if (!JS_GetArrayLength(cx, obj, &length) || length > sMaxVibrateListLen) {
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
}
pattern.SetLength(length);
for (PRUint32 i = 0; i < length; ++i) {
jsval v;
int32_t pv;
if (JS_GetElement(cx, obj, i, &v) &&
GetVibrationDurationFromJsval(v, cx, &pv)) {
pattern[i] = pv;
}
else {
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
}
}
}
// The spec says we check sVibratorEnabled after we've done the sanity
// checking on the pattern.
if (!sVibratorEnabled) {
return NS_OK;
}
// Add a listener to cancel the vibration if the document becomes hidden,
// and remove the old mozvisibility 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(win, domDoc);
nsCOMPtr<nsIDOMWindow> domWindow =
do_QueryInterface(static_cast<nsIDOMWindow*>(win));
hal::Vibrate(pattern, domWindow);
return NS_OK;
}
//*****************************************************************************
// Navigator::nsIDOMClientInformation
//*****************************************************************************
NS_IMETHODIMP
Navigator::RegisterContentHandler(const nsAString& aMIMEType,
const nsAString& aURI,
const nsAString& aTitle)
{
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetOuterWindow() || !win->GetDocShell()) {
return NS_OK;
}
nsCOMPtr<nsIWebContentHandlerRegistrar> registrar =
do_GetService(NS_WEBCONTENTHANDLERREGISTRAR_CONTRACTID);
if (!registrar) {
return NS_OK;
}
return registrar->RegisterContentHandler(aMIMEType, aURI, aTitle,
win->GetOuterWindow());
}
NS_IMETHODIMP
Navigator::RegisterProtocolHandler(const nsAString& aProtocol,
const nsAString& aURI,
const nsAString& aTitle)
{
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetOuterWindow() || !win->GetDocShell()) {
return NS_OK;
}
nsCOMPtr<nsIWebContentHandlerRegistrar> registrar =
do_GetService(NS_WEBCONTENTHANDLERREGISTRAR_CONTRACTID);
if (!registrar) {
return NS_OK;
}
return registrar->RegisterProtocolHandler(aProtocol, aURI, aTitle,
win->GetOuterWindow());
}
NS_IMETHODIMP
Navigator::MozIsLocallyAvailable(const nsAString &aURI,
bool aWhenOffline,
bool* aIsAvailable)
{
nsCOMPtr<nsIURI> uri;
nsresult rv = NS_NewURI(getter_AddRefs(uri), aURI);
NS_ENSURE_SUCCESS(rv, rv);
// This method of checking the cache will only work for http/https urls.
bool match;
rv = uri->SchemeIs("http", &match);
NS_ENSURE_SUCCESS(rv, rv);
if (!match) {
rv = uri->SchemeIs("https", &match);
NS_ENSURE_SUCCESS(rv, rv);
if (!match) {
return NS_ERROR_DOM_BAD_URI;
}
}
// Same origin check.
nsCOMPtr<nsIJSContextStack> stack = do_GetService(sJSStackContractID);
NS_ENSURE_TRUE(stack, NS_ERROR_FAILURE);
JSContext* cx = nsnull;
rv = stack->Peek(&cx);
NS_ENSURE_TRUE(cx, NS_ERROR_FAILURE);
rv = nsContentUtils::GetSecurityManager()->CheckSameOrigin(cx, uri);
NS_ENSURE_SUCCESS(rv, rv);
// These load flags cause an error to be thrown if there is no
// valid cache entry, and skip the load if there is.
// If the cache is busy, assume that it is not yet available rather
// than waiting for it to become available.
PRUint32 loadFlags = nsIChannel::INHIBIT_CACHING |
nsICachingChannel::LOAD_NO_NETWORK_IO |
nsICachingChannel::LOAD_ONLY_IF_MODIFIED |
nsICachingChannel::LOAD_BYPASS_LOCAL_CACHE_IF_BUSY;
if (aWhenOffline) {
loadFlags |= nsICachingChannel::LOAD_CHECK_OFFLINE_CACHE |
nsICachingChannel::LOAD_ONLY_FROM_CACHE |
nsIRequest::LOAD_FROM_CACHE;
}
nsCOMPtr<nsIChannel> channel;
rv = NS_NewChannel(getter_AddRefs(channel), uri,
nsnull, nsnull, nsnull, loadFlags);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIInputStream> stream;
rv = channel->Open(getter_AddRefs(stream));
NS_ENSURE_SUCCESS(rv, rv);
stream->Close();
nsresult status;
rv = channel->GetStatus(&status);
NS_ENSURE_SUCCESS(rv, rv);
if (NS_FAILED(status)) {
*aIsAvailable = false;
return NS_OK;
}
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(channel);
return httpChannel->GetRequestSucceeded(aIsAvailable);
}
//*****************************************************************************
// Navigator::nsIDOMNavigatorDeviceStorage
//*****************************************************************************
NS_IMETHODIMP Navigator::GetDeviceStorage(const nsAString &aType, nsIVariant** _retval)
{
if (!Preferences::GetBool("device.storage.enabled", false)) {
return NS_OK;
}
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetOuterWindow() || !win->GetDocShell()) {
return NS_ERROR_FAILURE;
}
nsDOMDeviceStorage::CreateDeviceStoragesFor(win, aType, _retval);
return NS_OK;
}
//*****************************************************************************
// Navigator::nsIDOMNavigatorGeolocation
//*****************************************************************************
NS_IMETHODIMP Navigator::GetGeolocation(nsIDOMGeoGeolocation** _retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nsnull;
if (!Preferences::GetBool("geo.enabled", true)) {
return NS_OK;
}
if (mGeolocation) {
NS_ADDREF(*_retval = mGeolocation);
return NS_OK;
}
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetOuterWindow() || !win->GetDocShell()) {
return NS_ERROR_FAILURE;
}
mGeolocation = new nsGeolocation();
if (!mGeolocation) {
return NS_ERROR_FAILURE;
}
if (NS_FAILED(mGeolocation->Init(win->GetOuterWindow()))) {
mGeolocation = nsnull;
return NS_ERROR_FAILURE;
}
NS_ADDREF(*_retval = mGeolocation);
return NS_OK;
}
//*****************************************************************************
// Navigator::nsIDOMNavigatorUserMedia (mozGetUserMedia)
//*****************************************************************************
#ifdef MOZ_MEDIA_NAVIGATOR
NS_IMETHODIMP
Navigator::MozGetUserMedia(nsIMediaStreamOptions* aParams,
nsIDOMGetUserMediaSuccessCallback* onSuccess,
nsIDOMGetUserMediaErrorCallback* onError)
{
if (!Preferences::GetBool("media.navigator.enabled", false)) {
return NS_OK;
}
MediaManager *manager = MediaManager::Get();
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
if (!win || !win->GetOuterWindow() ||
win->GetOuterWindow()->GetCurrentInnerWindow() != win) {
return NS_ERROR_NOT_AVAILABLE;
}
return manager->GetUserMedia(win, aParams, onSuccess, onError);
}
#endif
//*****************************************************************************
// Navigator::nsIDOMNavigatorDesktopNotification
//*****************************************************************************
NS_IMETHODIMP Navigator::GetMozNotification(nsIDOMDesktopNotificationCenter** aRetVal)
{
NS_ENSURE_ARG_POINTER(aRetVal);
*aRetVal = nsnull;
if (mNotification) {
NS_ADDREF(*aRetVal = mNotification);
return NS_OK;
}
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
NS_ENSURE_TRUE(win && win->GetDocShell(), NS_ERROR_FAILURE);
mNotification = new nsDesktopNotificationCenter(win);
NS_ADDREF(*aRetVal = mNotification);
return NS_OK;
}
//*****************************************************************************
// Navigator::nsINavigatorBattery
//*****************************************************************************
NS_IMETHODIMP
Navigator::GetBattery(nsIDOMBatteryManager** aBattery)
{
if (!mBatteryManager) {
*aBattery = nsnull;
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
NS_ENSURE_TRUE(win && win->GetDocShell(), NS_OK);
mBatteryManager = new battery::BatteryManager();
mBatteryManager->Init(win);
}
NS_ADDREF(*aBattery = mBatteryManager);
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetMozPower(nsIDOMMozPowerManager** aPower)
{
*aPower = nsnull;
if (!mPowerManager) {
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(win, NS_OK);
mPowerManager = new power::PowerManager();
mPowerManager->Init(win);
}
nsCOMPtr<nsIDOMMozPowerManager> power(mPowerManager);
power.forget(aPower);
return NS_OK;
}
NS_IMETHODIMP
Navigator::RequestWakeLock(const nsAString &aTopic, nsIDOMMozWakeLock **aWakeLock)
{
*aWakeLock = nsnull;
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(win, NS_OK);
nsCOMPtr<nsIPowerManagerService> pmService =
do_GetService(POWERMANAGERSERVICE_CONTRACTID);
NS_ENSURE_TRUE(pmService, NS_OK);
return pmService->NewWakeLock(aTopic, win, aWakeLock);
}
//*****************************************************************************
// Navigator::nsIDOMNavigatorSms
//*****************************************************************************
bool
Navigator::IsSmsAllowed() const
{
static const bool defaultSmsPermission = false;
// First of all, the general pref has to be turned on.
if (!Preferences::GetBool("dom.sms.enabled", defaultSmsPermission)) {
return false;
}
// In addition of having 'dom.sms.enabled' set to true, we require the
// website to be whitelisted. This is a temporary 'security model'.
// 'dom.sms.whitelist' has to contain comma-separated values of URI prepath.
// For local files, "file://" must be listed.
// For data-urls: "moz-nullprincipal:".
// Chrome files also have to be whitelisted for the moment.
nsCOMPtr<nsPIDOMWindow> win(do_QueryReferent(mWindow));
if (!win || !win->GetDocShell()) {
return defaultSmsPermission;
}
nsCOMPtr<nsIDocument> doc = do_QueryInterface(win->GetExtantDocument());
if (!doc) {
return defaultSmsPermission;
}
nsCOMPtr<nsIURI> uri;
doc->NodePrincipal()->GetURI(getter_AddRefs(uri));
if (!uri) {
return defaultSmsPermission;
}
nsCAutoString uriPrePath;
uri->GetPrePath(uriPrePath);
const nsAdoptingString& whitelist =
Preferences::GetString("dom.sms.whitelist");
nsCharSeparatedTokenizer tokenizer(whitelist, ',',
nsCharSeparatedTokenizerTemplate<>::SEPARATOR_OPTIONAL);
while (tokenizer.hasMoreTokens()) {
const nsSubstring& whitelistItem = tokenizer.nextToken();
if (NS_ConvertUTF16toUTF8(whitelistItem).Equals(uriPrePath)) {
return true;
}
}
// The current page hasn't been whitelisted.
return false;
}
bool
Navigator::IsSmsSupported() const
{
#ifdef MOZ_WEBSMS_BACKEND
nsCOMPtr<nsISmsService> smsService = do_GetService(SMS_SERVICE_CONTRACTID);
NS_ENSURE_TRUE(smsService, false);
bool result = false;
smsService->HasSupport(&result);
return result;
#else
return false;
#endif
}
NS_IMETHODIMP
Navigator::GetMozSms(nsIDOMMozSmsManager** aSmsManager)
{
*aSmsManager = nsnull;
if (!mSmsManager) {
if (!IsSmsSupported() || !IsSmsAllowed()) {
return NS_OK;
}
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window && window->GetDocShell(), NS_OK);
mSmsManager = new sms::SmsManager();
mSmsManager->Init(window);
}
NS_ADDREF(*aSmsManager = mSmsManager);
return NS_OK;
}
#ifdef MOZ_B2G_RIL
//*****************************************************************************
// nsNavigator::nsIDOMNavigatorTelephony
//*****************************************************************************
NS_IMETHODIMP
Navigator::GetMozTelephony(nsIDOMTelephony** aTelephony)
{
nsCOMPtr<nsIDOMTelephony> telephony = mTelephony;
if (!telephony) {
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
nsresult rv = NS_NewTelephony(window, getter_AddRefs(mTelephony));
NS_ENSURE_SUCCESS(rv, rv);
// mTelephony may be null here!
telephony = mTelephony;
}
telephony.forget(aTelephony);
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetMozVoicemail(nsIDOMMozVoicemail** aVoicemail)
{
*aVoicemail = nsnull;
if (!mVoicemail) {
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window && window->GetDocShell(), NS_OK);
// Chrome is always allowed access, so do the permission check only
// for non-chrome pages.
if (!nsContentUtils::IsCallerChrome()) {
nsCOMPtr<nsIDocument> doc = do_QueryInterface(window->GetExtantDocument());
NS_ENSURE_TRUE(doc, NS_OK);
nsCOMPtr<nsIURI> uri;
doc->NodePrincipal()->GetURI(getter_AddRefs(uri));
if (!nsContentUtils::URIIsChromeOrInPref(uri, "dom.voicemail.whitelist")) {
return NS_OK;
}
}
nsresult rv = NS_NewVoicemail(window, getter_AddRefs(mVoicemail));
NS_ENSURE_SUCCESS(rv, rv);
}
NS_ADDREF(*aVoicemail = mVoicemail);
return NS_OK;
}
#endif // MOZ_B2G_RIL
//*****************************************************************************
// Navigator::nsIDOMNavigatorNetwork
//*****************************************************************************
NS_IMETHODIMP
Navigator::GetMozConnection(nsIDOMMozConnection** aConnection)
{
*aConnection = nsnull;
if (!mConnection) {
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window && window->GetDocShell(), NS_OK);
mConnection = new network::Connection();
mConnection->Init(window);
}
NS_ADDREF(*aConnection = mConnection);
return NS_OK;
}
NS_IMETHODIMP
Navigator::GetMozMobileConnection(nsIDOMMozMobileConnection** aMobileConnection)
{
*aMobileConnection = nsnull;
if (!mMobileConnection) {
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window && window->GetDocShell(), NS_OK);
// Chrome is always allowed access, so do the permission check only
// for non-chrome pages.
if (!nsContentUtils::IsCallerChrome()) {
nsCOMPtr<nsIDocument> doc = do_QueryInterface(window->GetExtantDocument());
NS_ENSURE_TRUE(doc, NS_OK);
nsCOMPtr<nsIURI> uri;
doc->NodePrincipal()->GetURI(getter_AddRefs(uri));
if (!nsContentUtils::URIIsChromeOrInPref(uri, "dom.mobileconnection.whitelist")) {
return NS_OK;
}
}
mMobileConnection = new network::MobileConnection();
mMobileConnection->Init(window);
}
NS_ADDREF(*aMobileConnection = mMobileConnection);
return NS_OK;
}
#ifdef MOZ_B2G_BT
//*****************************************************************************
// nsNavigator::nsIDOMNavigatorBluetooth
//*****************************************************************************
NS_IMETHODIMP
Navigator::GetMozBluetooth(nsIDOMBluetoothManager** aBluetooth)
{
nsCOMPtr<nsIDOMBluetoothManager> bluetooth = mBluetooth;
if (!bluetooth) {
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
nsresult rv = NS_NewBluetoothManager(window, getter_AddRefs(mBluetooth));
NS_ENSURE_SUCCESS(rv, rv);
bluetooth = mBluetooth;
}
bluetooth.forget(aBluetooth);
return NS_OK;
}
#endif //MOZ_B2G_BT
//*****************************************************************************
// nsNavigator::nsIDOMNavigatorSystemMessages
//*****************************************************************************
#ifdef MOZ_SYS_MSG
nsresult
Navigator::EnsureMessagesManager()
{
if (mMessagesManager) {
return NS_OK;
}
nsCOMPtr<nsPIDOMWindow> window = do_QueryReferent(mWindow);
NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
nsresult rv;
nsCOMPtr<nsIDOMNavigatorSystemMessages> messageManager =
do_CreateInstance("@mozilla.org/system-message-manager;1", &rv);
nsCOMPtr<nsIDOMGlobalPropertyInitializer> gpi =
do_QueryInterface(messageManager);
NS_ENSURE_TRUE(gpi, NS_ERROR_FAILURE);
// We don't do anything with the return value.
jsval prop_val = JSVAL_VOID;
rv = gpi->Init(window, &prop_val);
NS_ENSURE_SUCCESS(rv, rv);
mMessagesManager = messageManager.forget();
return NS_OK;
}
#endif
NS_IMETHODIMP
Navigator::MozHasPendingMessage(const nsAString& aType, bool *aResult)
{
#ifdef MOZ_SYS_MSG
*aResult = false;
nsresult rv = EnsureMessagesManager();
NS_ENSURE_SUCCESS(rv, rv);
return mMessagesManager->MozHasPendingMessage(aType, aResult);
#else
return NS_ERROR_NOT_IMPLEMENTED;
#endif
}
NS_IMETHODIMP
Navigator::MozSetMessageHandler(const nsAString& aType,
nsIDOMSystemMessageCallback *aCallback)
{
#ifdef MOZ_SYS_MSG
nsresult rv = EnsureMessagesManager();
NS_ENSURE_SUCCESS(rv, rv);
return mMessagesManager->MozSetMessageHandler(aType, aCallback);
#else
return NS_ERROR_NOT_IMPLEMENTED;
#endif
}
size_t
Navigator::SizeOfIncludingThis(nsMallocSizeOfFun 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 nsGeolocation, bug 674115.
// TODO: add SizeOfIncludingThis() to nsDesktopNotificationCenter, bug 674116.
return n;
}
void
Navigator::SetWindow(nsPIDOMWindow *aInnerWindow)
{
NS_ASSERTION(aInnerWindow->IsInnerWindow(),
"Navigator must get an inner window!");
mWindow = do_GetWeakReference(aInnerWindow);
}
void
Navigator::OnNavigation()
{
// Inform MediaManager in case there are live streams or pending callbacks.
#ifdef MOZ_MEDIA_NAVIGATOR
MediaManager *manager = MediaManager::Get();
nsCOMPtr<nsPIDOMWindow> win = do_QueryReferent(mWindow);
return manager->OnNavigation(win->WindowID());
#endif
}
} // namespace dom
} // namespace mozilla
nsresult
NS_GetNavigatorUserAgent(nsAString& aUserAgent)
{
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString ua;
rv = service->GetUserAgent(ua);
CopyASCIItoUTF16(ua, aUserAgent);
return rv;
}
nsresult
NS_GetNavigatorPlatform(nsAString& aPlatform)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
mozilla::Preferences::GetString("general.platform.override");
if (override) {
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");
#elif defined(XP_OS2)
aPlatform.AssignLiteral("OS/2");
#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.
nsCAutoString plat;
rv = service->GetOscpu(plat);
CopyASCIItoUTF16(plat, aPlatform);
#endif
return rv;
}
nsresult
NS_GetNavigatorAppVersion(nsAString& aAppVersion)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
mozilla::Preferences::GetString("general.appversion.override");
if (override) {
aAppVersion = override;
return NS_OK;
}
}
nsresult rv;
nsCOMPtr<nsIHttpProtocolHandler>
service(do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString 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(PRUnichar(')'));
return rv;
}
nsresult
NS_GetNavigatorAppName(nsAString& aAppName)
{
if (!nsContentUtils::IsCallerTrustedForRead()) {
const nsAdoptingString& override =
mozilla::Preferences::GetString("general.appname.override");
if (override) {
aAppName = override;
return NS_OK;
}
}
aAppName.AssignLiteral("Netscape");
return NS_OK;
}
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