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gecko/dom/base/nsDOMClassInfo.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sw=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/. */
#include "mozilla/Util.h"
// On top because they include basictypes.h:
#include "mozilla/dom/SmsFilter.h"
#ifdef XP_WIN
#undef GetClassName
#endif
// JavaScript includes
#include "jsapi.h"
#include "jsfriendapi.h"
#include "jsprvtd.h" // we are using private JS typedefs...
#include "jsdbgapi.h"
#include "WrapperFactory.h"
#include "AccessCheck.h"
#include "XrayWrapper.h"
#include "xpcpublic.h"
#include "xpcprivate.h"
#include "XPCWrapper.h"
#include "XPCQuickStubs.h"
#include "nsDOMQS.h"
#include "mozilla/dom/RegisterBindings.h"
#include "nscore.h"
#include "nsDOMClassInfo.h"
#include "nsCRT.h"
#include "nsCRTGlue.h"
#include "nsIServiceManager.h"
#include "nsICategoryManager.h"
#include "nsIComponentRegistrar.h"
#include "nsXPCOM.h"
#include "nsISupportsPrimitives.h"
#include "nsIXPConnect.h"
#include "nsIXPCSecurityManager.h"
#include "nsIStringBundle.h"
#include "nsIConsoleService.h"
#include "nsIScriptError.h"
#include "nsXPIDLString.h"
#include "nsReadableUtils.h"
#include "nsUnicharUtils.h"
#include "xptcall.h"
#include "prprf.h"
#include "nsTArray.h"
#include "nsCSSValue.h"
#include "nsThreadUtils.h"
#include "nsDOMEventTargetHelper.h"
// General helper includes
#include "nsGlobalWindow.h"
#include "nsHistory.h"
#include "nsIContent.h"
#include "nsIDocument.h"
#include "nsIDOMDocument.h"
#include "nsIDOMEvent.h"
#include "nsIDOMKeyEvent.h"
#include "nsIDOMEventListener.h"
#include "nsContentUtils.h"
#include "nsDOMWindowUtils.h"
#include "nsIDOMGlobalPropertyInitializer.h"
#include "mozilla/Preferences.h"
#include "nsLocation.h"
#include "mozilla/Attributes.h"
#include "mozilla/Telemetry.h"
// Window scriptable helper includes
#include "nsIDocShell.h"
#include "nsIDocShellTreeItem.h"
#include "nsIDocShellTreeNode.h"
#include "nsIScriptExternalNameSet.h"
#include "nsJSUtils.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsScriptNameSpaceManager.h"
#include "nsIJSNativeInitializer.h"
#include "nsJSEnvironment.h"
// DOM base includes
#include "nsIDOMPluginArray.h"
#include "nsIDOMPlugin.h"
#include "nsIDOMMimeTypeArray.h"
#include "nsIDOMMimeType.h"
#include "nsIDOMLocation.h"
#include "nsIDOMWindow.h"
#include "nsPIDOMWindow.h"
#include "nsIDOMJSWindow.h"
#include "nsIDOMWindowCollection.h"
#include "nsIDOMHistory.h"
#include "nsIDOMMediaList.h"
#include "nsIDOMChromeWindow.h"
#include "nsIDOMConstructor.h"
// DOM core includes
#include "nsError.h"
#include "nsIDOMDOMException.h"
#include "nsIDOMNode.h"
#include "nsIDOMDOMStringList.h"
// HTMLFormElement helper includes
#include "nsIForm.h"
#include "nsIFormControl.h"
#include "nsIDOMHTMLFormElement.h"
#include "nsHTMLDocument.h"
// Event related includes
#include "nsEventListenerManager.h"
#include "nsIDOMEventTarget.h"
// CSS related includes
#include "nsCSSRules.h"
#include "nsIDOMStyleSheet.h"
#include "nsIDOMStyleSheetList.h"
#include "nsIDOMCSSRule.h"
#include "nsICSSRuleList.h"
#include "nsIDOMRect.h"
#include "nsDOMCSSAttrDeclaration.h"
// XBL related includes.
#include "nsXBLService.h"
#include "nsXBLBinding.h"
#include "nsBindingManager.h"
#include "nsIFrame.h"
#include "nsIPresShell.h"
#include "nsIDOMElement.h"
#include "nsStyleContext.h"
#include "nsAutoPtr.h"
#include "nsMemory.h"
// Tranformiix
#include "nsIDOMXPathEvaluator.h"
#include "nsIXSLTProcessor.h"
#include "nsIXSLTProcessorPrivate.h"
#include "nsXMLHttpRequest.h"
#include "nsIDOMSettingsManager.h"
#include "nsIDOMContactManager.h"
#include "nsIDOMPermissionSettings.h"
#include "nsIDOMApplicationRegistry.h"
#ifdef MOZ_B2G_RIL
#include "nsIWifi.h"
#endif
// includes needed for the prototype chain interfaces
#include "nsIDOMNavigator.h"
#include "nsIDOMBarProp.h"
#include "nsIDOMDataContainerEvent.h"
#include "nsIDOMKeyEvent.h"
#include "nsIDOMCompositionEvent.h"
#include "nsIDOMMouseEvent.h"
#include "nsIDOMMouseScrollEvent.h"
#include "nsIDOMWheelEvent.h"
#include "nsIDOMDragEvent.h"
#include "nsIDOMClipboardEvent.h"
#include "nsIDOMCommandEvent.h"
#include "nsIDOMBeforeUnloadEvent.h"
#include "nsIDOMMutationEvent.h"
#include "nsIDOMXULCommandEvent.h"
#include "nsIDOMMessageEvent.h"
#include "nsIDOMNotifyPaintEvent.h"
#include "nsIDOMNotifyAudioAvailableEvent.h"
#include "nsIDOMScrollAreaEvent.h"
#include "nsIDOMTransitionEvent.h"
#include "nsIDOMAnimationEvent.h"
#include "nsIDOMDocumentXBL.h"
#include "nsIDOMElementCSSInlineStyle.h"
#include "nsIDOMLinkStyle.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIDOMCSSCharsetRule.h"
#include "nsIDOMCSSImportRule.h"
#include "nsIDOMCSSMediaRule.h"
#include "nsIDOMCSSFontFaceRule.h"
#include "nsIDOMCSSMozDocumentRule.h"
#include "nsIDOMCSSSupportsRule.h"
#include "nsIDOMMozCSSKeyframeRule.h"
#include "nsIDOMMozCSSKeyframesRule.h"
#include "nsIDOMCSSPageRule.h"
#include "nsIDOMCSSStyleRule.h"
#include "nsIDOMCSSStyleSheet.h"
#define MOZ_GENERATED_EVENTS_INCLUDES
#include "GeneratedEvents.h"
#undef MOZ_GENERATED_EVENTS_INCLUDES
#include "nsIDOMDeviceMotionEvent.h"
#include "nsIDOMXULCommandDispatcher.h"
#ifndef MOZ_DISABLE_CRYPTOLEGACY
#include "nsIDOMCRMFObject.h"
#include "nsIDOMCryptoLegacy.h"
#else
#include "nsIDOMCrypto.h"
#endif
#include "nsIControllers.h"
#include "nsISelection.h"
#include "nsIBoxObject.h"
#ifdef MOZ_XUL
#include "nsITreeSelection.h"
#include "nsITreeContentView.h"
#include "nsITreeView.h"
#include "nsIXULTemplateBuilder.h"
#include "nsTreeColumns.h"
#endif
#include "nsIDOMXPathExpression.h"
#include "nsIDOMNSXPathExpression.h"
#include "nsIDOMXPathNSResolver.h"
#include "nsIDOMXPathResult.h"
#include "nsIDOMMozBrowserFrame.h"
#include "nsIDOMSVGAnimatedEnum.h"
#include "nsIDOMSVGAnimatedInteger.h"
#include "nsIDOMSVGAnimatedNumber.h"
#include "nsIDOMSVGAnimatedRect.h"
#include "nsIDOMSVGAnimatedString.h"
#include "nsIDOMTimeEvent.h"
#include "nsIDOMSVGLength.h"
#include "nsIDOMSVGNumber.h"
#include "nsIDOMSVGRect.h"
#include "nsIImageDocument.h"
// Storage includes
#include "DOMStorage.h"
// Device Storage
#include "nsIDOMDeviceStorage.h"
// Drag and drop
#include "nsIDOMDataTransfer.h"
// Geolocation
#include "nsIDOMGeoPositionCoords.h"
// User media
#ifdef MOZ_MEDIA_NAVIGATOR
#include "nsIDOMNavigatorUserMedia.h"
#endif
// Workers
#include "mozilla/dom/workers/Workers.h"
#include "nsDOMFile.h"
#include "nsIDOMNavigatorDesktopNotification.h"
#include "nsIDOMNavigatorDeviceStorage.h"
#include "nsIDOMNavigatorGeolocation.h"
#include "Navigator.h"
#include "nsPluginArray.h"
#include "nsMimeTypeArray.h"
// Simple gestures include
#include "nsIDOMSimpleGestureEvent.h"
#include "nsIEventListenerService.h"
#include "nsIMessageManager.h"
#include "mozilla/dom/Element.h"
#include "HTMLLegendElement.h"
#include "mozilla/dom/indexedDB/IDBWrapperCache.h"
#include "mozilla/dom/indexedDB/IDBFileHandle.h"
#include "mozilla/dom/indexedDB/IDBRequest.h"
#include "mozilla/dom/indexedDB/IDBDatabase.h"
#include "mozilla/dom/indexedDB/IDBEvents.h"
#include "mozilla/dom/indexedDB/IDBObjectStore.h"
#include "mozilla/dom/indexedDB/IDBTransaction.h"
#include "mozilla/dom/indexedDB/IDBCursor.h"
#include "mozilla/dom/indexedDB/IDBKeyRange.h"
#include "mozilla/dom/indexedDB/IDBIndex.h"
using mozilla::dom::indexedDB::IDBWrapperCache;
using mozilla::dom::workers::ResolveWorkerClasses;
#include "nsIDOMMediaQueryList.h"
#include "mozilla/dom/Activity.h"
#include "nsDOMTouchEvent.h"
#include "nsWrapperCacheInlines.h"
#include "mozilla/dom/HTMLCollectionBinding.h"
#include "BatteryManager.h"
#include "nsIDOMPowerManager.h"
#include "nsIDOMWakeLock.h"
#include "nsIDOMSmsManager.h"
#include "nsIDOMMobileMessageManager.h"
#include "nsIDOMMozSmsMessage.h"
#include "nsIDOMMozMmsMessage.h"
#include "nsIDOMSmsFilter.h"
#include "nsIDOMSmsSegmentInfo.h"
#include "nsIDOMMozMobileMessageThread.h"
#include "nsIDOMConnection.h"
#include "mozilla/dom/network/Utils.h"
#ifdef MOZ_B2G_RIL
#include "Telephony.h"
#include "TelephonyCall.h"
#include "nsIDOMMozVoicemail.h"
#include "nsIDOMIccManager.h"
#include "StkCommandEvent.h"
#include "nsIDOMMozCellBroadcast.h"
#include "nsIDOMMozCellBroadcastEvent.h"
#include "nsIDOMMobileConnection.h"
#endif // MOZ_B2G_RIL
#ifdef MOZ_B2G_FM
#include "FMRadio.h"
#endif
#ifdef MOZ_B2G_BT
#include "BluetoothManager.h"
#include "BluetoothAdapter.h"
#include "BluetoothDevice.h"
#endif
#include "nsIDOMNavigatorSystemMessages.h"
#include "DOMCameraManager.h"
#include "DOMCameraControl.h"
#include "DOMCameraCapabilities.h"
#include "DOMError.h"
#include "nsIOpenWindowEventDetail.h"
#include "nsIAsyncScrollEventDetail.h"
#include "nsIDOMGlobalObjectConstructor.h"
#include "nsIDOMCanvasRenderingContext2D.h"
#include "LockedFile.h"
#include "GeneratedEvents.h"
#include "nsDebug.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/Likely.h"
#ifdef MOZ_TIME_MANAGER
#include "TimeManager.h"
#endif
#ifdef MOZ_WEBRTC
#include "nsIDOMDataChannel.h"
#include "nsIDOMRTCPeerConnection.h"
#endif
using namespace mozilla;
using namespace mozilla::dom;
static NS_DEFINE_CID(kDOMSOF_CID, NS_DOM_SCRIPT_OBJECT_FACTORY_CID);
static const char kDOMStringBundleURL[] =
"chrome://global/locale/dom/dom.properties";
// NOTE: DEFAULT_SCRIPTABLE_FLAGS and DOM_DEFAULT_SCRIPTABLE_FLAGS
// are defined in nsIDOMClassInfo.h.
#define WINDOW_SCRIPTABLE_FLAGS \
(nsIXPCScriptable::WANT_PRECREATE | \
nsIXPCScriptable::WANT_FINALIZE | \
nsIXPCScriptable::WANT_ENUMERATE | \
nsIXPCScriptable::DONT_ENUM_QUERY_INTERFACE | \
nsIXPCScriptable::IS_GLOBAL_OBJECT | \
nsIXPCScriptable::WANT_OUTER_OBJECT)
#define NODE_SCRIPTABLE_FLAGS \
((DOM_DEFAULT_SCRIPTABLE_FLAGS | \
nsIXPCScriptable::WANT_ADDPROPERTY) & \
~nsIXPCScriptable::USE_JSSTUB_FOR_ADDPROPERTY)
// We need to let JavaScript QI elements to interfaces that are not in
// the classinfo since XBL can be used to dynamically implement new
// unknown interfaces on elements, accessibility relies on this being
// possible.
#define ELEMENT_SCRIPTABLE_FLAGS \
((NODE_SCRIPTABLE_FLAGS & ~nsIXPCScriptable::CLASSINFO_INTERFACES_ONLY) | \
nsIXPCScriptable::WANT_POSTCREATE)
#define DOCUMENT_SCRIPTABLE_FLAGS \
(NODE_SCRIPTABLE_FLAGS | \
nsIXPCScriptable::WANT_POSTCREATE | \
nsIXPCScriptable::WANT_ENUMERATE)
#define ARRAY_SCRIPTABLE_FLAGS \
(DOM_DEFAULT_SCRIPTABLE_FLAGS | \
nsIXPCScriptable::WANT_GETPROPERTY | \
nsIXPCScriptable::WANT_ENUMERATE)
#define EVENTTARGET_SCRIPTABLE_FLAGS \
(DOM_DEFAULT_SCRIPTABLE_FLAGS | \
nsIXPCScriptable::WANT_ADDPROPERTY)
#define IDBEVENTTARGET_SCRIPTABLE_FLAGS \
(EVENTTARGET_SCRIPTABLE_FLAGS)
#define DOMCLASSINFO_STANDARD_FLAGS \
(nsIClassInfo::MAIN_THREAD_ONLY | \
nsIClassInfo::DOM_OBJECT | \
nsIClassInfo::SINGLETON_CLASSINFO)
#ifdef DEBUG
#define NS_DEFINE_CLASSINFO_DATA_DEBUG(_class) \
eDOMClassInfo_##_class##_id,
#else
#define NS_DEFINE_CLASSINFO_DATA_DEBUG(_class) \
// nothing
#endif
/**
* To generate the bitmap for a class that we're sure doesn't implement any of
* the interfaces in DOMCI_CASTABLE_INTERFACES.
*/
#define DOMCI_DATA_NO_CLASS(_dom_class) \
const uint32_t kDOMClassInfo_##_dom_class##_interfaces = \
0;
#ifndef MOZ_DISABLE_CRYPTOLEGACY
DOMCI_DATA_NO_CLASS(CRMFObject)
#endif
DOMCI_DATA_NO_CLASS(Crypto)
DOMCI_DATA_NO_CLASS(ContentFrameMessageManager)
DOMCI_DATA_NO_CLASS(ChromeMessageBroadcaster)
DOMCI_DATA_NO_CLASS(ChromeMessageSender)
DOMCI_DATA_NO_CLASS(DOMPrototype)
DOMCI_DATA_NO_CLASS(DOMConstructor)
#define NS_DEFINE_CLASSINFO_DATA_WITH_NAME(_class, _name, _helper, \
_flags) \
{ #_name, \
nullptr, \
{ _helper::doCreate }, \
nullptr, \
nullptr, \
nullptr, \
_flags, \
true, \
0, \
false, \
false, \
NS_DEFINE_CLASSINFO_DATA_DEBUG(_class) \
},
#define NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA_WITH_NAME(_class, _name, \
_helper, _flags) \
{ #_name, \
nullptr, \
{ _helper::doCreate }, \
nullptr, \
nullptr, \
nullptr, \
_flags, \
true, \
0, \
true, \
false, \
NS_DEFINE_CLASSINFO_DATA_DEBUG(_class) \
},
#define NS_DEFINE_CLASSINFO_DATA(_class, _helper, _flags) \
NS_DEFINE_CLASSINFO_DATA_WITH_NAME(_class, _class, _helper, _flags)
#define NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA(_class, _helper, _flags) \
NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA_WITH_NAME(_class, _class, _helper, \
_flags)
namespace {
class IDBEventTargetSH : public nsEventTargetSH
{
protected:
IDBEventTargetSH(nsDOMClassInfoData* aData) : nsEventTargetSH(aData)
{ }
virtual ~IDBEventTargetSH()
{ }
public:
NS_IMETHOD PreCreate(nsISupports *aNativeObj, JSContext *aCx,
JSObject *aGlobalObj, JSObject **aParentObj);
static nsIClassInfo *doCreate(nsDOMClassInfoData *aData)
{
return new IDBEventTargetSH(aData);
}
};
} // anonymous namespace
// This list of NS_DEFINE_CLASSINFO_DATA macros is what gives the DOM
// classes their correct behavior when used through XPConnect. The
// arguments that are passed to NS_DEFINE_CLASSINFO_DATA are
//
// 1. Class name as it should appear in JavaScript, this name is also
// used to find the id of the class in nsDOMClassInfo
// (i.e. e<classname>_id)
// 2. Scriptable helper class
// 3. nsIClassInfo/nsIXPCScriptable flags (i.e. for GetScriptableFlags)
static nsDOMClassInfoData sClassInfoData[] = {
// Base classes
// The Window class lets you QI into interfaces that are not in the
// flattened set (i.e. nsIXPCScriptable::CLASSINFO_INTERFACES_ONLY
// is not set), because of this make sure all scriptable interfaces
// that are implemented by nsGlobalWindow can securely be exposed
// to JS.
NS_DEFINE_CLASSINFO_DATA(Window, nsWindowSH,
DEFAULT_SCRIPTABLE_FLAGS |
WINDOW_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(Location, nsLocationSH,
((DOM_DEFAULT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_ADDPROPERTY) &
~nsIXPCScriptable::ALLOW_PROP_MODS_TO_PROTOTYPE))
NS_DEFINE_CLASSINFO_DATA(Navigator, nsNavigatorSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_PRECREATE |
nsIXPCScriptable::WANT_NEWRESOLVE)
NS_DEFINE_CLASSINFO_DATA(Plugin, nsPluginSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(PluginArray, nsPluginArraySH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MimeType, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MimeTypeArray, nsMimeTypeArraySH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(BarProp, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(History, nsHistorySH,
ARRAY_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_PRECREATE)
NS_DEFINE_CLASSINFO_DATA(DOMPrototype, nsDOMConstructorSH,
DOM_BASE_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_PRECREATE |
nsIXPCScriptable::WANT_NEWRESOLVE |
nsIXPCScriptable::WANT_HASINSTANCE |
nsIXPCScriptable::DONT_ENUM_QUERY_INTERFACE)
NS_DEFINE_CLASSINFO_DATA(DOMConstructor, nsDOMConstructorSH,
DOM_BASE_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_PRECREATE |
nsIXPCScriptable::WANT_NEWRESOLVE |
nsIXPCScriptable::WANT_HASINSTANCE |
nsIXPCScriptable::WANT_CALL |
nsIXPCScriptable::WANT_CONSTRUCT |
nsIXPCScriptable::DONT_ENUM_QUERY_INTERFACE)
// Core classes
NS_DEFINE_CLASSINFO_DATA(DOMException, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(Element, nsElementSH,
ELEMENT_SCRIPTABLE_FLAGS)
// Misc Core related classes
// Event
NS_DEFINE_CLASSINFO_DATA(Event, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MutationEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(UIEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MouseEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MouseScrollEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(WheelEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DragEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(ClipboardEvent, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(KeyboardEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CompositionEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#define MOZ_GENERATED_EVENT_LIST
#define MOZ_GENERATED_EVENT(_event_interface) \
NS_DEFINE_CLASSINFO_DATA(_event_interface, nsEventSH, \
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#include "GeneratedEvents.h"
#undef MOZ_GENERATED_EVENT_LIST
NS_DEFINE_CLASSINFO_DATA(DeviceMotionEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DeviceAcceleration, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DeviceRotationRate, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
// Misc HTML classes
NS_DEFINE_CLASSINFO_DATA(HTMLDocument, nsHTMLDocumentSH,
DOCUMENT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_GETPROPERTY)
// HTML element classes
NS_DEFINE_CLASSINFO_DATA(HTMLFormElement, nsHTMLFormElementSH,
ELEMENT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_GETPROPERTY |
nsIXPCScriptable::WANT_NEWENUMERATE)
// CSS classes
NS_DEFINE_CLASSINFO_DATA(CSSStyleRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSCharsetRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSImportRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSMediaRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSNameSpaceRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSRuleList, nsCSSRuleListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSGroupRuleRuleList, nsCSSRuleListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MediaList, nsMediaListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(StyleSheetList, nsStyleSheetListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSStyleSheet, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(Selection, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
// XUL classes
#ifdef MOZ_XUL
NS_DEFINE_CLASSINFO_DATA(XULCommandDispatcher, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(XULControllers, nsNonDOMObjectSH,
DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(BoxObject, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
#ifdef MOZ_XUL
NS_DEFINE_CLASSINFO_DATA(TreeSelection, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TreeContentView, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
#endif
// Crypto classes
#ifndef MOZ_DISABLE_CRYPTOLEGACY
NS_DEFINE_CLASSINFO_DATA(CRMFObject, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(Crypto, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSRect, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
// DOM Chrome Window class.
NS_DEFINE_CLASSINFO_DATA(ChromeWindow, nsWindowSH,
DEFAULT_SCRIPTABLE_FLAGS |
WINDOW_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(ImageDocument, nsHTMLDocumentSH,
DOCUMENT_SCRIPTABLE_FLAGS)
#ifdef MOZ_XUL
NS_DEFINE_CLASSINFO_DATA(XULTemplateBuilder, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(XULTreeBuilder, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(DOMStringList, nsStringListSH,
ARRAY_SCRIPTABLE_FLAGS)
#ifdef MOZ_XUL
NS_DEFINE_CLASSINFO_DATA(TreeColumn, nsDOMGenericSH,
DEFAULT_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(CSSMozDocumentRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSSupportsRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(BeforeUnloadEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TimeEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
// other SVG classes
NS_DEFINE_CLASSINFO_DATA(SVGAnimatedEnumeration, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGAnimatedInteger, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGAnimatedNumber, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGAnimatedRect, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGAnimatedString, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGLength, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGNumber, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SVGRect, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozCanvasPrintState, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(WindowUtils, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(XSLTProcessor, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(XPathExpression, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(XPathNSResolver, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(XPathResult, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
// WhatWG Storage
// mrbkap says we don't need WANT_ADDPROPERTY on Storage objects
// since a call to addProperty() is always followed by a call to
// setProperty(), except in the case when a getter or setter is set
// for a property. But we don't care about getters or setters here.
NS_DEFINE_CLASSINFO_DATA(Storage, nsStorage2SH,
DOM_DEFAULT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::WANT_NEWRESOLVE |
nsIXPCScriptable::WANT_GETPROPERTY |
nsIXPCScriptable::WANT_SETPROPERTY |
nsIXPCScriptable::WANT_DELPROPERTY |
nsIXPCScriptable::DONT_ENUM_STATIC_PROPS |
nsIXPCScriptable::WANT_NEWENUMERATE)
NS_DEFINE_CLASSINFO_DATA(XULCommandEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CommandEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(OfflineResourceList, nsOfflineResourceListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(Blob, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(File, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(ModalContentWindow, nsWindowSH,
DEFAULT_SCRIPTABLE_FLAGS |
WINDOW_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DataContainerEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MessageEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DeviceStorage, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(GeoPositionCoords, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozPowerManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozWakeLock, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozSmsManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozMobileMessageManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozSmsMessage, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozMmsMessage, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozSmsFilter, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozSmsSegmentInfo, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozMobileMessageThread, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozConnection, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#ifdef MOZ_B2G_RIL
NS_DEFINE_CLASSINFO_DATA(MozMobileConnection, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozCellBroadcast, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(CSSFontFaceRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
// data transfer for drag and drop
NS_DEFINE_CLASSINFO_DATA(DataTransfer, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(NotifyPaintEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(NotifyAudioAvailableEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(SimpleGestureEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(ScrollAreaEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(EventListenerInfo, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TransitionEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(AnimationEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA(ContentFrameMessageManager, nsEventTargetSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS |
nsIXPCScriptable::IS_GLOBAL_OBJECT)
NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA(ChromeMessageBroadcaster, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CHROME_ONLY_CLASSINFO_DATA(ChromeMessageSender, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA_WITH_NAME(IDBFileHandle, FileHandle, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBRequest, IDBEventTargetSH,
IDBEVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBDatabase, IDBEventTargetSH,
IDBEVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBObjectStore, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBTransaction, IDBEventTargetSH,
IDBEVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBCursor, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBCursorWithValue, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBKeyRange, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBIndex, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBVersionChangeEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(IDBOpenDBRequest, IDBEventTargetSH,
IDBEVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TouchList, nsDOMTouchListSH,
ARRAY_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TouchEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozCSSKeyframeRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozCSSKeyframesRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CSSPageRule, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MediaQueryList, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#ifdef MOZ_B2G_RIL
NS_DEFINE_CLASSINFO_DATA(Telephony, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(TelephonyCall, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozVoicemail, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozIccManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(MozStkCommandEvent, nsEventSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
#ifdef MOZ_B2G_FM
NS_DEFINE_CLASSINFO_DATA(FMRadio, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
#endif
#ifdef MOZ_B2G_BT
NS_DEFINE_CLASSINFO_DATA(BluetoothManager, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(BluetoothAdapter, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(BluetoothDevice, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
#endif
NS_DEFINE_CLASSINFO_DATA(CameraManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CameraControl, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(CameraCapabilities, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(DOMError, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(OpenWindowEventDetail, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(AsyncScrollEventDetail, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(LockedFile, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
#ifdef MOZ_TIME_MANAGER
NS_DEFINE_CLASSINFO_DATA(MozTimeManager, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
#ifdef MOZ_WEBRTC
NS_DEFINE_CLASSINFO_DATA(DataChannel, nsEventTargetSH,
EVENTTARGET_SCRIPTABLE_FLAGS)
NS_DEFINE_CLASSINFO_DATA(RTCPeerConnection, nsDOMGenericSH,
DOM_DEFAULT_SCRIPTABLE_FLAGS)
#endif
};
#define NS_DEFINE_CONTRACT_CTOR(_class, _contract_id) \
static nsresult \
_class##Ctor(nsISupports** aInstancePtrResult) \
{ \
nsresult rv = NS_OK; \
nsCOMPtr<nsISupports> native = do_CreateInstance(_contract_id, &rv); \
native.forget(aInstancePtrResult); \
return rv; \
}
NS_DEFINE_CONTRACT_CTOR(XSLTProcessor,
"@mozilla.org/document-transformer;1?type=xslt")
#undef NS_DEFINE_CONTRACT_CTOR
#define NS_DEFINE_EVENT_CTOR(_class) \
static nsresult \
NS_DOM##_class##Ctor(nsISupports** aInstancePtrResult) \
{ \
nsIDOMEvent* e = nullptr; \
nsresult rv = NS_NewDOM##_class(&e, nullptr, nullptr, nullptr); \
*aInstancePtrResult = e; \
return rv; \
}
NS_DEFINE_EVENT_CTOR(UIEvent)
NS_DEFINE_EVENT_CTOR(MouseEvent)
NS_DEFINE_EVENT_CTOR(WheelEvent)
NS_DEFINE_EVENT_CTOR(ClipboardEvent)
#define MOZ_GENERATED_EVENT_LIST
#define MOZ_GENERATED_EVENT(_event_interface) \
NS_DEFINE_EVENT_CTOR(_event_interface)
#include "GeneratedEvents.h"
#undef MOZ_GENERATED_EVENT_LIST
struct nsConstructorFuncMapData
{
int32_t mDOMClassInfoID;
nsDOMConstructorFunc mConstructorFunc;
};
#define NS_DEFINE_CONSTRUCTOR_FUNC_DATA(_class, _func) \
{ eDOMClassInfo_##_class##_id, _func },
#define NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(_class) \
{ eDOMClassInfo_##_class##_id, NS_DOM##_class##Ctor },
static const nsConstructorFuncMapData kConstructorFuncMap[] =
{
NS_DEFINE_CONSTRUCTOR_FUNC_DATA(Blob, nsDOMMultipartFile::NewBlob)
NS_DEFINE_CONSTRUCTOR_FUNC_DATA(File, nsDOMMultipartFile::NewFile)
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(UIEvent)
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(MouseEvent)
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(WheelEvent)
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(ClipboardEvent)
#ifdef MOZ_B2G_RIL
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(MozWifiStatusChangeEvent)
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(MozWifiConnectionInfoEvent)
#endif
#define MOZ_GENERATED_EVENT_LIST
#define MOZ_GENERATED_EVENT(_event_interface) \
NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA(_event_interface)
#include "GeneratedEvents.h"
#undef MOZ_GENERATED_EVENT_LIST
NS_DEFINE_CONSTRUCTOR_FUNC_DATA(MozSmsFilter, SmsFilter::NewSmsFilter)
NS_DEFINE_CONSTRUCTOR_FUNC_DATA(XSLTProcessor, XSLTProcessorCtor)
};
#undef NS_DEFINE_CONSTRUCTOR_FUNC_DATA
#undef NS_DEFINE_EVENT_CONSTRUCTOR_FUNC_DATA
nsIXPConnect *nsDOMClassInfo::sXPConnect = nullptr;
nsIScriptSecurityManager *nsDOMClassInfo::sSecMan = nullptr;
bool nsDOMClassInfo::sIsInitialized = false;
bool nsDOMClassInfo::sDisableDocumentAllSupport = false;
jsid nsDOMClassInfo::sParent_id = JSID_VOID;
jsid nsDOMClassInfo::sScrollbars_id = JSID_VOID;
jsid nsDOMClassInfo::sLocation_id = JSID_VOID;
jsid nsDOMClassInfo::sConstructor_id = JSID_VOID;
jsid nsDOMClassInfo::s_content_id = JSID_VOID;
jsid nsDOMClassInfo::sContent_id = JSID_VOID;
jsid nsDOMClassInfo::sMenubar_id = JSID_VOID;
jsid nsDOMClassInfo::sToolbar_id = JSID_VOID;
jsid nsDOMClassInfo::sLocationbar_id = JSID_VOID;
jsid nsDOMClassInfo::sPersonalbar_id = JSID_VOID;
jsid nsDOMClassInfo::sStatusbar_id = JSID_VOID;
jsid nsDOMClassInfo::sDialogArguments_id = JSID_VOID;
jsid nsDOMClassInfo::sControllers_id = JSID_VOID;
jsid nsDOMClassInfo::sLength_id = JSID_VOID;
jsid nsDOMClassInfo::sScrollX_id = JSID_VOID;
jsid nsDOMClassInfo::sScrollY_id = JSID_VOID;
jsid nsDOMClassInfo::sScrollMaxX_id = JSID_VOID;
jsid nsDOMClassInfo::sScrollMaxY_id = JSID_VOID;
jsid nsDOMClassInfo::sItem_id = JSID_VOID;
jsid nsDOMClassInfo::sNamedItem_id = JSID_VOID;
jsid nsDOMClassInfo::sEnumerate_id = JSID_VOID;
jsid nsDOMClassInfo::sNavigator_id = JSID_VOID;
jsid nsDOMClassInfo::sTop_id = JSID_VOID;
jsid nsDOMClassInfo::sDocument_id = JSID_VOID;
jsid nsDOMClassInfo::sFrames_id = JSID_VOID;
jsid nsDOMClassInfo::sSelf_id = JSID_VOID;
jsid nsDOMClassInfo::sAll_id = JSID_VOID;
jsid nsDOMClassInfo::sTags_id = JSID_VOID;
jsid nsDOMClassInfo::sDocumentURIObject_id=JSID_VOID;
jsid nsDOMClassInfo::sWrappedJSObject_id = JSID_VOID;
jsid nsDOMClassInfo::sURL_id = JSID_VOID;
jsid nsDOMClassInfo::sOnload_id = JSID_VOID;
jsid nsDOMClassInfo::sOnerror_id = JSID_VOID;
static const JSClass *sObjectClass = nullptr;
/**
* Set our JSClass pointer for the Object class
*/
static void
FindObjectClass(JSContext* cx, JSObject* aGlobalObject)
{
NS_ASSERTION(!sObjectClass,
"Double set of sObjectClass");
JS::Rooted<JSObject*> obj(cx), proto(cx, aGlobalObject);
do {
obj = proto;
js::GetObjectProto(cx, obj, &proto);
} while (proto);
sObjectClass = js::GetObjectJSClass(obj);
}
static void
PrintWarningOnConsole(JSContext *cx, const char *stringBundleProperty)
{
nsCOMPtr<nsIStringBundleService> stringService =
mozilla::services::GetStringBundleService();
if (!stringService) {
return;
}
nsCOMPtr<nsIStringBundle> bundle;
stringService->CreateBundle(kDOMStringBundleURL, getter_AddRefs(bundle));
if (!bundle) {
return;
}
nsXPIDLString msg;
bundle->GetStringFromName(NS_ConvertASCIItoUTF16(stringBundleProperty).get(),
getter_Copies(msg));
if (msg.IsEmpty()) {
NS_ERROR("Failed to get strings from dom.properties!");
return;
}
nsCOMPtr<nsIConsoleService> consoleService
(do_GetService(NS_CONSOLESERVICE_CONTRACTID));
if (!consoleService) {
return;
}
nsCOMPtr<nsIScriptError> scriptError =
do_CreateInstance(NS_SCRIPTERROR_CONTRACTID);
if (!scriptError) {
return;
}
unsigned lineno = 0;
JSScript *script;
nsAutoString sourcefile;
if (JS_DescribeScriptedCaller(cx, &script, &lineno)) {
if (const char *filename = ::JS_GetScriptFilename(cx, script)) {
CopyUTF8toUTF16(nsDependentCString(filename), sourcefile);
}
}
nsresult rv = scriptError->InitWithWindowID(msg,
sourcefile,
EmptyString(),
lineno,
0, // column for error is not available
nsIScriptError::warningFlag,
"DOM:HTML",
nsJSUtils::GetCurrentlyRunningCodeInnerWindowID(cx));
if (NS_SUCCEEDED(rv)) {
consoleService->LogMessage(scriptError);
}
}
static inline JSString *
IdToString(JSContext *cx, jsid id)
{
if (JSID_IS_STRING(id))
return JSID_TO_STRING(id);
jsval idval;
if (!::JS_IdToValue(cx, id, &idval))
return nullptr;
return JS_ValueToString(cx, idval);
}
static inline nsresult
WrapNative(JSContext *cx, JSObject *scope, nsISupports *native,
nsWrapperCache *cache, const nsIID* aIID, jsval *vp,
nsIXPConnectJSObjectHolder** aHolder, bool aAllowWrapping)
{
if (!native) {
NS_ASSERTION(!aHolder || !*aHolder, "*aHolder should be null!");
*vp = JSVAL_NULL;
return NS_OK;
}
JSObject *wrapper = xpc_FastGetCachedWrapper(cache, scope, vp);
if (wrapper) {
return NS_OK;
}
return nsDOMClassInfo::XPConnect()->WrapNativeToJSVal(cx, scope, native,
cache, aIID,
aAllowWrapping, vp,
aHolder);
}
static inline nsresult
WrapNative(JSContext *cx, JSObject *scope, nsISupports *native,
const nsIID* aIID, bool aAllowWrapping, jsval *vp,
// If non-null aHolder will keep the jsval alive
// while there's a ref to it
nsIXPConnectJSObjectHolder** aHolder = nullptr)
{
return WrapNative(cx, scope, native, nullptr, aIID, vp, aHolder,
aAllowWrapping);
}
// Same as the WrapNative above, but use these if aIID is nsISupports' IID.
static inline nsresult
WrapNative(JSContext *cx, JSObject *scope, nsISupports *native,
bool aAllowWrapping, jsval *vp,
// If non-null aHolder will keep the jsval alive
// while there's a ref to it
nsIXPConnectJSObjectHolder** aHolder = nullptr)
{
return WrapNative(cx, scope, native, nullptr, nullptr, vp, aHolder,
aAllowWrapping);
}
static inline nsresult
WrapNative(JSContext *cx, JSObject *scope, nsISupports *native,
nsWrapperCache *cache, bool aAllowWrapping, jsval *vp,
// If non-null aHolder will keep the jsval alive
// while there's a ref to it
nsIXPConnectJSObjectHolder** aHolder = nullptr)
{
return WrapNative(cx, scope, native, cache, nullptr, vp, aHolder,
aAllowWrapping);
}
// Used for cases where PreCreate needs to wrap the native parent, and the
// native parent is likely to have been wrapped already. |native| must
// implement nsWrapperCache, and nativeWrapperCache must be |native|'s
// nsWrapperCache.
static inline nsresult
WrapNativeParent(JSContext *cx, JS::Handle<JSObject*> scope, nsISupports *native,
nsWrapperCache *nativeWrapperCache, JSObject **parentObj)
{
// In the common case, |native| is a wrapper cache with an existing wrapper
#ifdef DEBUG
nsWrapperCache* cache = nullptr;
CallQueryInterface(native, &cache);
NS_PRECONDITION(nativeWrapperCache &&
cache == nativeWrapperCache, "What happened here?");
#endif
JS::Rooted<JSObject*> obj(cx, nativeWrapperCache->GetWrapper());
if (obj) {
#ifdef DEBUG
jsval debugVal;
nsresult rv = WrapNative(cx, scope, native, nativeWrapperCache, false,
&debugVal);
NS_ASSERTION(NS_SUCCEEDED(rv) && JSVAL_TO_OBJECT(debugVal) == obj,
"Unexpected object in nsWrapperCache");
#endif
*parentObj = obj;
return NS_OK;
}
JS::Rooted<JS::Value> v(cx);
nsresult rv = WrapNative(cx, scope, native, nativeWrapperCache, false, v.address());
NS_ENSURE_SUCCESS(rv, rv);
*parentObj = v.toObjectOrNull();
return NS_OK;
}
template<class P>
static inline nsresult
WrapNativeParent(JSContext *cx, JS::Handle<JSObject*> scope, P *parent,
JSObject **parentObj)
{
return WrapNativeParent(cx, scope, ToSupports(parent), parent, parentObj);
}
// Helper to handle torn-down inner windows.
static inline nsresult
SetParentToWindow(nsGlobalWindow *win, JSObject **parent)
{
MOZ_ASSERT(win);
MOZ_ASSERT(win->IsInnerWindow());
*parent = win->FastGetGlobalJSObject();
if (MOZ_UNLIKELY(!*parent)) {
// The inner window has been torn down. The scope is dying, so don't create
// any new wrappers.
return NS_ERROR_FAILURE;
}
return NS_OK;
}
// static
nsISupports *
nsDOMClassInfo::GetNative(nsIXPConnectWrappedNative *wrapper, JSObject *obj)
{
return wrapper ? wrapper->Native() : static_cast<nsISupports*>(js::GetObjectPrivate(obj));
}
nsresult
nsDOMClassInfo::DefineStaticJSVals(JSContext *cx)
{
#define SET_JSID_TO_STRING(_id, _cx, _str) \
if (JSString *str = ::JS_InternString(_cx, _str)) \
_id = INTERNED_STRING_TO_JSID(_cx, str); \
else \
return NS_ERROR_OUT_OF_MEMORY;
JSAutoRequest ar(cx);
SET_JSID_TO_STRING(sParent_id, cx, "parent");
SET_JSID_TO_STRING(sScrollbars_id, cx, "scrollbars");
SET_JSID_TO_STRING(sLocation_id, cx, "location");
SET_JSID_TO_STRING(sConstructor_id, cx, "constructor");
SET_JSID_TO_STRING(s_content_id, cx, "_content");
SET_JSID_TO_STRING(sContent_id, cx, "content");
SET_JSID_TO_STRING(sMenubar_id, cx, "menubar");
SET_JSID_TO_STRING(sToolbar_id, cx, "toolbar");
SET_JSID_TO_STRING(sLocationbar_id, cx, "locationbar");
SET_JSID_TO_STRING(sPersonalbar_id, cx, "personalbar");
SET_JSID_TO_STRING(sStatusbar_id, cx, "statusbar");
SET_JSID_TO_STRING(sDialogArguments_id, cx, "dialogArguments");
SET_JSID_TO_STRING(sControllers_id, cx, "controllers");
SET_JSID_TO_STRING(sLength_id, cx, "length");
SET_JSID_TO_STRING(sScrollX_id, cx, "scrollX");
SET_JSID_TO_STRING(sScrollY_id, cx, "scrollY");
SET_JSID_TO_STRING(sScrollMaxX_id, cx, "scrollMaxX");
SET_JSID_TO_STRING(sScrollMaxY_id, cx, "scrollMaxY");
SET_JSID_TO_STRING(sItem_id, cx, "item");
SET_JSID_TO_STRING(sNamedItem_id, cx, "namedItem");
SET_JSID_TO_STRING(sEnumerate_id, cx, "enumerateProperties");
SET_JSID_TO_STRING(sNavigator_id, cx, "navigator");
SET_JSID_TO_STRING(sTop_id, cx, "top");
SET_JSID_TO_STRING(sDocument_id, cx, "document");
SET_JSID_TO_STRING(sFrames_id, cx, "frames");
SET_JSID_TO_STRING(sSelf_id, cx, "self");
SET_JSID_TO_STRING(sAll_id, cx, "all");
SET_JSID_TO_STRING(sTags_id, cx, "tags");
SET_JSID_TO_STRING(sDocumentURIObject_id,cx,"documentURIObject");
SET_JSID_TO_STRING(sWrappedJSObject_id, cx, "wrappedJSObject");
SET_JSID_TO_STRING(sURL_id, cx, "URL");
SET_JSID_TO_STRING(sOnload_id, cx, "onload");
SET_JSID_TO_STRING(sOnerror_id, cx, "onerror");
return NS_OK;
}
// static
bool
nsDOMClassInfo::ObjectIsNativeWrapper(JSContext* cx, JSObject* obj)
{
return xpc::WrapperFactory::IsXrayWrapper(obj) &&
xpc::AccessCheck::wrapperSubsumes(obj);
}
nsDOMClassInfo::nsDOMClassInfo(nsDOMClassInfoData* aData) : mData(aData)
{
}
nsDOMClassInfo::~nsDOMClassInfo()
{
if (IS_EXTERNAL(mData->mCachedClassInfo)) {
// Some compilers don't like delete'ing a const nsDOMClassInfo*
nsDOMClassInfoData* data = const_cast<nsDOMClassInfoData*>(mData);
delete static_cast<nsExternalDOMClassInfoData*>(data);
}
}
NS_IMPL_ADDREF(nsDOMClassInfo)
NS_IMPL_RELEASE(nsDOMClassInfo)
NS_INTERFACE_MAP_BEGIN(nsDOMClassInfo)
if (aIID.Equals(NS_GET_IID(nsXPCClassInfo)))
foundInterface = static_cast<nsIClassInfo*>(
static_cast<nsXPCClassInfo*>(this));
else
NS_INTERFACE_MAP_ENTRY(nsIXPCScriptable)
NS_INTERFACE_MAP_ENTRY(nsIClassInfo)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIClassInfo)
NS_INTERFACE_MAP_END
static JSClass sDOMConstructorProtoClass = {
"DOM Constructor.prototype", 0,
JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, nullptr
};
static const char *
CutPrefix(const char *aName) {
static const char prefix_nsIDOM[] = "nsIDOM";
static const char prefix_nsI[] = "nsI";
if (strncmp(aName, prefix_nsIDOM, sizeof(prefix_nsIDOM) - 1) == 0) {
return aName + sizeof(prefix_nsIDOM) - 1;
}
if (strncmp(aName, prefix_nsI, sizeof(prefix_nsI) - 1) == 0) {
return aName + sizeof(prefix_nsI) - 1;
}
return aName;
}
// static
nsresult
nsDOMClassInfo::RegisterClassProtos(int32_t aClassInfoID)
{
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
bool found_old;
const nsIID *primary_iid = sClassInfoData[aClassInfoID].mProtoChainInterface;
if (!primary_iid || primary_iid == &NS_GET_IID(nsISupports)) {
return NS_OK;
}
nsCOMPtr<nsIInterfaceInfoManager>
iim(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
NS_ENSURE_TRUE(iim, NS_ERROR_NOT_AVAILABLE);
nsCOMPtr<nsIInterfaceInfo> if_info;
bool first = true;
iim->GetInfoForIID(primary_iid, getter_AddRefs(if_info));
while (if_info) {
const nsIID *iid = nullptr;
if_info->GetIIDShared(&iid);
NS_ENSURE_TRUE(iid, NS_ERROR_UNEXPECTED);
if (iid->Equals(NS_GET_IID(nsISupports))) {
break;
}
const char *name = nullptr;
if_info->GetNameShared(&name);
NS_ENSURE_TRUE(name, NS_ERROR_UNEXPECTED);
nameSpaceManager->RegisterClassProto(CutPrefix(name), iid, &found_old);
if (first) {
first = false;
} else if (found_old) {
break;
}
nsCOMPtr<nsIInterfaceInfo> tmp(if_info);
tmp->GetParent(getter_AddRefs(if_info));
}
return NS_OK;
}
// static
nsresult
nsDOMClassInfo::RegisterExternalClasses()
{
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
nsCOMPtr<nsIComponentRegistrar> registrar;
nsresult rv = NS_GetComponentRegistrar(getter_AddRefs(registrar));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsICategoryManager> cm =
do_GetService(NS_CATEGORYMANAGER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISimpleEnumerator> e;
rv = cm->EnumerateCategory(JAVASCRIPT_DOM_CLASS, getter_AddRefs(e));
NS_ENSURE_SUCCESS(rv, rv);
nsXPIDLCString contractId;
nsAutoCString categoryEntry;
nsCOMPtr<nsISupports> entry;
while (NS_SUCCEEDED(e->GetNext(getter_AddRefs(entry)))) {
nsCOMPtr<nsISupportsCString> category(do_QueryInterface(entry));
if (!category) {
NS_WARNING("Category entry not an nsISupportsCString!");
continue;
}
rv = category->GetData(categoryEntry);
cm->GetCategoryEntry(JAVASCRIPT_DOM_CLASS, categoryEntry.get(),
getter_Copies(contractId));
NS_ENSURE_SUCCESS(rv, rv);
nsCID *cid;
rv = registrar->ContractIDToCID(contractId, &cid);
if (NS_FAILED(rv)) {
NS_WARNING("Bad contract id registered with the script namespace manager");
continue;
}
rv = nameSpaceManager->RegisterExternalClassName(categoryEntry.get(), *cid);
nsMemory::Free(cid);
NS_ENSURE_SUCCESS(rv, rv);
}
return nameSpaceManager->RegisterExternalInterfaces(true);
}
#define _DOM_CLASSINFO_MAP_BEGIN(_class, _ifptr, _has_class_if, _disabled) \
{ \
nsDOMClassInfoData &d = sClassInfoData[eDOMClassInfo_##_class##_id]; \
d.mProtoChainInterface = _ifptr; \
d.mHasClassInterface = _has_class_if; \
d.mInterfacesBitmap = kDOMClassInfo_##_class##_interfaces; \
d.mDisabled = _disabled; \
static const nsIID *interface_list[] = {
#define DOM_CLASSINFO_MAP_BEGIN(_class, _interface) \
_DOM_CLASSINFO_MAP_BEGIN(_class, &NS_GET_IID(_interface), true, false)
#define DOM_CLASSINFO_MAP_BEGIN_MAYBE_DISABLE(_class, _interface, _disable) \
_DOM_CLASSINFO_MAP_BEGIN(_class, &NS_GET_IID(_interface), true, _disable)
#define DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(_class, _interface) \
_DOM_CLASSINFO_MAP_BEGIN(_class, &NS_GET_IID(_interface), false, false)
#define DOM_CLASSINFO_MAP_ENTRY(_if) \
&NS_GET_IID(_if),
#define DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(_if, _cond) \
(_cond) ? &NS_GET_IID(_if) : nullptr,
#define DOM_CLASSINFO_MAP_END \
nullptr \
}; \
\
/* Compact the interface list */ \
size_t count = ArrayLength(interface_list); \
/* count is the number of array entries, which is one greater than the */ \
/* number of interfaces due to the terminating null */ \
for (size_t i = 0; i < count - 1; ++i) { \
if (!interface_list[i]) { \
/* We are moving the element at index i+1 and successors, */ \
/* so we must move only count - (i+1) elements total. */ \
memmove(&interface_list[i], &interface_list[i+1], \
sizeof(nsIID*) * (count - (i+1))); \
/* Make sure to examine the new pointer we ended up with at this */ \
/* slot, since it may be null too */ \
--i; \
--count; \
} \
} \
\
d.mInterfaces = interface_list; \
}
#define DOM_CLASSINFO_DOCUMENT_MAP_ENTRIES \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDocumentXBL) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXPathEvaluator) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNodeSelector) \
DOM_CLASSINFO_MAP_ENTRY(nsIInlineEventHandlers) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMDocumentTouch, \
nsDOMTouchEvent::PrefEnabled())
#define DOM_CLASSINFO_GENERIC_HTML_MAP_ENTRIES \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMElementCSSInlineStyle) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNodeSelector) \
DOM_CLASSINFO_MAP_ENTRY(nsIInlineEventHandlers) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsITouchEventReceiver, \
nsDOMTouchEvent::PrefEnabled())
#define DOM_CLASSINFO_EVENT_MAP_ENTRIES \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEvent) \
#define DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMUIEvent) \
DOM_CLASSINFO_EVENT_MAP_ENTRIES
#ifdef MOZ_B2G
#define DOM_CLASSINFO_WINDOW_MAP_ENTRIES(_support_indexed_db) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindow) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindowB2G) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMJSWindow) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget) \
DOM_CLASSINFO_MAP_ENTRY(nsIInlineEventHandlers) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindowPerformance) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMStorageIndexedDB, \
_support_indexed_db) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsITouchEventReceiver, \
nsDOMTouchEvent::PrefEnabled())
#else // !MOZ_B2G
#define DOM_CLASSINFO_WINDOW_MAP_ENTRIES(_support_indexed_db) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindow) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMJSWindow) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget) \
DOM_CLASSINFO_MAP_ENTRY(nsIInlineEventHandlers) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindowPerformance) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMStorageIndexedDB, \
_support_indexed_db) \
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsITouchEventReceiver, \
nsDOMTouchEvent::PrefEnabled())
#endif // MOZ_B2G
nsresult
nsDOMClassInfo::Init()
{
/* Errors that can trigger early returns are done first,
otherwise nsDOMClassInfo is left in a half inited state. */
MOZ_STATIC_ASSERT(sizeof(uintptr_t) == sizeof(void*),
"BAD! You'll need to adjust the size of uintptr_t to the "
"size of a pointer on your platform.");
NS_ENSURE_TRUE(!sIsInitialized, NS_ERROR_ALREADY_INITIALIZED);
nsScriptNameSpaceManager *nameSpaceManager = nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
nsresult rv = CallGetService(nsIXPConnect::GetCID(), &sXPConnect);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIXPCFunctionThisTranslator> elt = new nsEventListenerThisTranslator();
sXPConnect->SetFunctionThisTranslator(NS_GET_IID(nsIDOMEventListener), elt);
nsCOMPtr<nsIScriptSecurityManager> sm =
do_GetService("@mozilla.org/scriptsecuritymanager;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
sSecMan = sm;
NS_ADDREF(sSecMan);
SafeAutoJSContext cx;
DOM_CLASSINFO_MAP_BEGIN(Window, nsIDOMWindow)
DOM_CLASSINFO_WINDOW_MAP_ENTRIES(nsGlobalWindow::HasIndexedDBSupport())
#ifdef MOZ_WEBSPEECH
DOM_CLASSINFO_MAP_ENTRY(nsISpeechSynthesisGetter)
#endif
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(WindowUtils, nsIDOMWindowUtils)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWindowUtils)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Location, nsIDOMLocation)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMLocation)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Navigator, nsIDOMNavigator)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigator)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorDeviceStorage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorGeolocation)
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMNavigatorDesktopNotification,
Navigator::HasDesktopNotificationSupport())
DOM_CLASSINFO_MAP_ENTRY(nsIDOMClientInformation)
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsINavigatorBattery,
battery::BatteryManager::HasSupport())
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozNavigatorSms)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozNavigatorMobileMessage)
#ifdef MOZ_MEDIA_NAVIGATOR
DOM_CLASSINFO_MAP_ENTRY(nsINavigatorUserMedia)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorUserMedia)
#endif
#ifdef MOZ_B2G_RIL
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorTelephony)
#endif
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMMozNavigatorNetwork,
network::IsAPIEnabled())
#ifdef MOZ_B2G_RIL
DOM_CLASSINFO_MAP_ENTRY(nsIMozNavigatorMobileConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIMozNavigatorCellBroadcast)
DOM_CLASSINFO_MAP_ENTRY(nsIMozNavigatorVoicemail)
#endif
#ifdef MOZ_B2G_BT
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorBluetooth)
#endif
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNavigatorCamera)
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDOMNavigatorSystemMessages,
Activity::PrefEnabled())
#ifdef MOZ_TIME_MANAGER
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozNavigatorTime)
#endif
#ifdef MOZ_AUDIO_CHANNEL_MANAGER
DOM_CLASSINFO_MAP_ENTRY(nsIMozNavigatorAudioChannelManager)
#endif
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Plugin, nsIDOMPlugin)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMPlugin)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(PluginArray, nsIDOMPluginArray)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMPluginArray)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MimeType, nsIDOMMimeType)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMimeType)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MimeTypeArray, nsIDOMMimeTypeArray)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMimeTypeArray)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(BarProp, nsIDOMBarProp)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBarProp)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(History, nsIDOMHistory)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMHistory)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(DOMPrototype, nsIDOMDOMConstructor)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDOMConstructor)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DOMConstructor, nsIDOMDOMConstructor)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDOMConstructor)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DOMException, nsIDOMDOMException)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDOMException)
DOM_CLASSINFO_MAP_ENTRY(nsIException)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Element, nsIDOMElement)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMElement)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNodeSelector)
DOM_CLASSINFO_MAP_ENTRY(nsIInlineEventHandlers)
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsITouchEventReceiver,
nsDOMTouchEvent::PrefEnabled())
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Event, nsIDOMEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
#define MOZ_GENERATED_EVENT_LIST
#define MOZ_GENERATED_EVENT(_event_interface) \
DOM_CLASSINFO_MAP_BEGIN(_event_interface, nsIDOM##_event_interface) \
DOM_CLASSINFO_MAP_ENTRY(nsIDOM##_event_interface) \
DOM_CLASSINFO_EVENT_MAP_ENTRIES \
DOM_CLASSINFO_MAP_END
#include "GeneratedEvents.h"
#undef MOZ_GENERATED_EVENT_LIST
DOM_CLASSINFO_MAP_BEGIN(DeviceMotionEvent, nsIDOMDeviceMotionEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDeviceMotionEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DeviceAcceleration, nsIDOMDeviceAcceleration)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDeviceAcceleration)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DeviceRotationRate, nsIDOMDeviceRotationRate)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDeviceRotationRate)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MutationEvent, nsIDOMMutationEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMutationEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(UIEvent, nsIDOMUIEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(KeyboardEvent, nsIDOMKeyEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMKeyEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CompositionEvent, nsIDOMCompositionEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCompositionEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MouseEvent, nsIDOMMouseEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MouseScrollEvent, nsIDOMMouseScrollEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseScrollEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(WheelEvent, nsIDOMWheelEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMWheelEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DragEvent, nsIDOMDragEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDragEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(ClipboardEvent, nsIDOMClipboardEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMClipboardEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(HTMLDocument, nsIDOMHTMLDocument)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMHTMLDocument)
DOM_CLASSINFO_MAP_CONDITIONAL_ENTRY(nsIDocumentRegister,
nsDocument::RegisterEnabled())
DOM_CLASSINFO_DOCUMENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(HTMLFormElement, nsIDOMHTMLFormElement)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMHTMLFormElement)
DOM_CLASSINFO_GENERIC_HTML_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSStyleRule, nsIDOMCSSStyleRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSStyleRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSCharsetRule, nsIDOMCSSCharsetRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSCharsetRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSImportRule, nsIDOMCSSImportRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSImportRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSMediaRule, nsIDOMCSSMediaRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSMediaRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(CSSNameSpaceRule, nsIDOMCSSRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSRuleList, nsIDOMCSSRuleList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSRuleList)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(CSSGroupRuleRuleList, nsIDOMCSSRuleList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSRuleList)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MediaList, nsIDOMMediaList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMediaList)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(StyleSheetList, nsIDOMStyleSheetList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMStyleSheetList)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSStyleSheet, nsIDOMCSSStyleSheet)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSStyleSheet)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(CSSRect, nsIDOMRect)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMRect)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Selection, nsISelection)
DOM_CLASSINFO_MAP_ENTRY(nsISelection)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_XUL
DOM_CLASSINFO_MAP_BEGIN(XULCommandDispatcher, nsIDOMXULCommandDispatcher)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXULCommandDispatcher)
DOM_CLASSINFO_MAP_END
#endif
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(XULControllers, nsIControllers)
DOM_CLASSINFO_MAP_ENTRY(nsIControllers)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(BoxObject, nsIBoxObject)
DOM_CLASSINFO_MAP_ENTRY(nsIBoxObject)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_XUL
DOM_CLASSINFO_MAP_BEGIN(TreeSelection, nsITreeSelection)
DOM_CLASSINFO_MAP_ENTRY(nsITreeSelection)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(TreeContentView, nsITreeContentView)
DOM_CLASSINFO_MAP_ENTRY(nsITreeContentView)
DOM_CLASSINFO_MAP_ENTRY(nsITreeView)
DOM_CLASSINFO_MAP_END
#endif
#ifndef MOZ_DISABLE_CRYPTOLEGACY
DOM_CLASSINFO_MAP_BEGIN(CRMFObject, nsIDOMCRMFObject)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCRMFObject)
DOM_CLASSINFO_MAP_END
#endif
DOM_CLASSINFO_MAP_BEGIN(Crypto, nsIDOMCrypto)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCrypto)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(ChromeWindow, nsIDOMWindow)
DOM_CLASSINFO_WINDOW_MAP_ENTRIES(true)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMChromeWindow)
#ifdef MOZ_WEBSPEECH
DOM_CLASSINFO_MAP_ENTRY(nsISpeechSynthesisGetter)
#endif
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(ImageDocument, nsIImageDocument)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMHTMLDocument)
DOM_CLASSINFO_MAP_ENTRY(nsIImageDocument)
DOM_CLASSINFO_DOCUMENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
#ifdef MOZ_XUL
DOM_CLASSINFO_MAP_BEGIN(XULTemplateBuilder, nsIXULTemplateBuilder)
DOM_CLASSINFO_MAP_ENTRY(nsIXULTemplateBuilder)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XULTreeBuilder, nsIXULTreeBuilder)
DOM_CLASSINFO_MAP_ENTRY(nsIXULTreeBuilder)
DOM_CLASSINFO_MAP_ENTRY(nsIXULTemplateBuilder)
DOM_CLASSINFO_MAP_ENTRY(nsITreeView)
DOM_CLASSINFO_MAP_END
#endif
DOM_CLASSINFO_MAP_BEGIN(DOMStringList, nsIDOMDOMStringList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDOMStringList)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_XUL
DOM_CLASSINFO_MAP_BEGIN(TreeColumn, nsITreeColumn)
DOM_CLASSINFO_MAP_ENTRY(nsITreeColumn)
DOM_CLASSINFO_MAP_END
#endif
DOM_CLASSINFO_MAP_BEGIN(CSSMozDocumentRule, nsIDOMCSSMozDocumentRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSMozDocumentRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSSupportsRule, nsIDOMCSSSupportsRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSSupportsRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(BeforeUnloadEvent, nsIDOMBeforeUnloadEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBeforeUnloadEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
// The SVG document
DOM_CLASSINFO_MAP_BEGIN(TimeEvent, nsIDOMTimeEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTimeEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
// other SVG classes
DOM_CLASSINFO_MAP_BEGIN(SVGAnimatedEnumeration, nsIDOMSVGAnimatedEnumeration)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGAnimatedEnumeration)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGAnimatedInteger, nsIDOMSVGAnimatedInteger)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGAnimatedInteger)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGAnimatedNumber, nsIDOMSVGAnimatedNumber)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGAnimatedNumber)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGAnimatedRect, nsIDOMSVGAnimatedRect)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGAnimatedRect)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGAnimatedString, nsIDOMSVGAnimatedString)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGAnimatedString)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGLength, nsIDOMSVGLength)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGLength)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGNumber, nsIDOMSVGNumber)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGNumber)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SVGRect, nsIDOMSVGRect)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSVGRect)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozCanvasPrintState, nsIDOMMozCanvasPrintState)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozCanvasPrintState)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XSLTProcessor, nsIXSLTProcessor)
DOM_CLASSINFO_MAP_ENTRY(nsIXSLTProcessor)
DOM_CLASSINFO_MAP_ENTRY(nsIXSLTProcessorPrivate)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XPathExpression, nsIDOMXPathExpression)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXPathExpression)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNSXPathExpression)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XPathNSResolver, nsIDOMXPathNSResolver)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXPathNSResolver)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XPathResult, nsIDOMXPathResult)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXPathResult)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Storage, nsIDOMStorage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMStorage)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(XULCommandEvent, nsIDOMXULCommandEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMXULCommandEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CommandEvent, nsIDOMCommandEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCommandEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(OfflineResourceList, nsIDOMOfflineResourceList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMOfflineResourceList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Blob, nsIDOMBlob)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBlob)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(File, nsIDOMFile)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBlob)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMFile)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(ModalContentWindow, nsIDOMWindow)
DOM_CLASSINFO_WINDOW_MAP_ENTRIES(nsGlobalWindow::HasIndexedDBSupport())
DOM_CLASSINFO_MAP_ENTRY(nsIDOMModalContentWindow)
#ifdef MOZ_WEBSPEECH
DOM_CLASSINFO_MAP_ENTRY(nsISpeechSynthesisGetter)
#endif
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DataContainerEvent, nsIDOMDataContainerEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDataContainerEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MessageEvent, nsIDOMMessageEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMessageEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DeviceStorage, nsIDOMDeviceStorage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDeviceStorage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(GeoPositionCoords, nsIDOMGeoPositionCoords)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMGeoPositionCoords)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozPowerManager, nsIDOMMozPowerManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozPowerManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozWakeLock, nsIDOMMozWakeLock)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozWakeLock)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozSmsManager, nsIDOMMozSmsManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozSmsManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozMobileMessageManager, nsIDOMMozMobileMessageManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozMobileMessageManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozSmsMessage, nsIDOMMozSmsMessage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozSmsMessage)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozMmsMessage, nsIDOMMozMmsMessage)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozMmsMessage)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozSmsFilter, nsIDOMMozSmsFilter)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozSmsFilter)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozSmsSegmentInfo, nsIDOMMozSmsSegmentInfo)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozSmsSegmentInfo)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozMobileMessageThread, nsIDOMMozMobileMessageThread)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozMobileMessageThread)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozConnection, nsIDOMMozConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_B2G_RIL
DOM_CLASSINFO_MAP_BEGIN(MozMobileConnection, nsIDOMMozMobileConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozMobileConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozCellBroadcast, nsIDOMMozCellBroadcast)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozCellBroadcast)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozCellBroadcastEvent, nsIDOMMozCellBroadcastEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozCellBroadcastEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
#endif // MOZ_B2G_RIL
DOM_CLASSINFO_MAP_BEGIN(CSSFontFaceRule, nsIDOMCSSFontFaceRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSFontFaceRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DataTransfer, nsIDOMDataTransfer)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDataTransfer)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(NotifyPaintEvent, nsIDOMNotifyPaintEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNotifyPaintEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(NotifyAudioAvailableEvent, nsIDOMNotifyAudioAvailableEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMNotifyAudioAvailableEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(SimpleGestureEvent, nsIDOMSimpleGestureEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMSimpleGestureEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMouseEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(ScrollAreaEvent, nsIDOMScrollAreaEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMScrollAreaEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(EventListenerInfo, nsIEventListenerInfo)
DOM_CLASSINFO_MAP_ENTRY(nsIEventListenerInfo)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(TransitionEvent, nsIDOMTransitionEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTransitionEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(AnimationEvent, nsIDOMAnimationEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMAnimationEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(ContentFrameMessageManager, nsISupports)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageListenerManager)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageSender)
DOM_CLASSINFO_MAP_ENTRY(nsISyncMessageSender)
DOM_CLASSINFO_MAP_ENTRY(nsIContentFrameMessageManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(ChromeMessageBroadcaster, nsISupports)
DOM_CLASSINFO_MAP_ENTRY(nsIFrameScriptLoader)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageListenerManager)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageBroadcaster)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_NO_CLASS_IF(ChromeMessageSender, nsISupports)
DOM_CLASSINFO_MAP_ENTRY(nsIProcessChecker)
DOM_CLASSINFO_MAP_ENTRY(nsIFrameScriptLoader)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageListenerManager)
DOM_CLASSINFO_MAP_ENTRY(nsIMessageSender)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBFileHandle, nsIDOMFileHandle)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMFileHandle)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBFileHandle)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBRequest, nsIIDBRequest)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBRequest)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBDatabase, nsIIDBDatabase)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBDatabase)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBObjectStore, nsIIDBObjectStore)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBObjectStore)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBTransaction, nsIIDBTransaction)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBTransaction)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBCursor, nsIIDBCursor)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBCursor)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBCursorWithValue, nsIIDBCursorWithValue)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBCursor)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBCursorWithValue)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBKeyRange, nsIIDBKeyRange)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBKeyRange)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBIndex, nsIIDBIndex)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBIndex)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBVersionChangeEvent, nsIIDBVersionChangeEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBVersionChangeEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEvent)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(IDBOpenDBRequest, nsIIDBOpenDBRequest)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBOpenDBRequest)
DOM_CLASSINFO_MAP_ENTRY(nsIIDBRequest)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_MAYBE_DISABLE(TouchList, nsIDOMTouchList,
!nsDOMTouchEvent::PrefEnabled())
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTouchList)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN_MAYBE_DISABLE(TouchEvent, nsIDOMTouchEvent,
!nsDOMTouchEvent::PrefEnabled())
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTouchEvent)
DOM_CLASSINFO_UI_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozCSSKeyframeRule, nsIDOMMozCSSKeyframeRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozCSSKeyframeRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozCSSKeyframesRule, nsIDOMMozCSSKeyframesRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozCSSKeyframesRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CSSPageRule, nsIDOMCSSPageRule)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCSSPageRule)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MediaQueryList, nsIDOMMediaQueryList)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMediaQueryList)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_B2G_RIL
DOM_CLASSINFO_MAP_BEGIN(MozWifiStatusChangeEvent, nsIDOMMozWifiStatusChangeEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozWifiStatusChangeEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozWifiConnectionInfoEvent, nsIDOMMozWifiConnectionInfoEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozWifiConnectionInfoEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(Telephony, nsIDOMTelephony)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTelephony)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(TelephonyCall, nsIDOMTelephonyCall)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMTelephonyCall)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozVoicemail, nsIDOMMozVoicemail)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozVoicemail)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozIccManager, nsIDOMMozIccManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozIccManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(MozStkCommandEvent, nsIDOMMozStkCommandEvent)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozStkCommandEvent)
DOM_CLASSINFO_EVENT_MAP_ENTRIES
DOM_CLASSINFO_MAP_END
#endif
#ifdef MOZ_B2G_FM
DOM_CLASSINFO_MAP_BEGIN(FMRadio, nsIFMRadio)
DOM_CLASSINFO_MAP_ENTRY(nsIFMRadio)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
#endif
#ifdef MOZ_B2G_BT
DOM_CLASSINFO_MAP_BEGIN(BluetoothManager, nsIDOMBluetoothManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBluetoothManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(BluetoothAdapter, nsIDOMBluetoothAdapter)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBluetoothAdapter)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(BluetoothDevice, nsIDOMBluetoothDevice)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMBluetoothDevice)
DOM_CLASSINFO_MAP_END
#endif
DOM_CLASSINFO_MAP_BEGIN(CameraManager, nsIDOMCameraManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMCameraManager)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CameraControl, nsICameraControl)
DOM_CLASSINFO_MAP_ENTRY(nsICameraControl)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(CameraCapabilities, nsICameraCapabilities)
DOM_CLASSINFO_MAP_ENTRY(nsICameraCapabilities)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(DOMError, nsIDOMDOMError)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDOMError)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(OpenWindowEventDetail, nsIOpenWindowEventDetail)
DOM_CLASSINFO_MAP_ENTRY(nsIOpenWindowEventDetail)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(AsyncScrollEventDetail, nsIAsyncScrollEventDetail)
DOM_CLASSINFO_MAP_ENTRY(nsIAsyncScrollEventDetail)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(LockedFile, nsIDOMLockedFile)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMLockedFile)
DOM_CLASSINFO_MAP_END
#ifdef MOZ_TIME_MANAGER
DOM_CLASSINFO_MAP_BEGIN(MozTimeManager, nsIDOMMozTimeManager)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMMozTimeManager)
DOM_CLASSINFO_MAP_END
#endif
#ifdef MOZ_WEBRTC
DOM_CLASSINFO_MAP_BEGIN(DataChannel, nsIDOMDataChannel)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMDataChannel)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMEventTarget)
DOM_CLASSINFO_MAP_END
DOM_CLASSINFO_MAP_BEGIN(RTCPeerConnection, nsIDOMRTCPeerConnection)
DOM_CLASSINFO_MAP_ENTRY(nsIDOMRTCPeerConnection)
DOM_CLASSINFO_MAP_END
#endif
MOZ_STATIC_ASSERT(MOZ_ARRAY_LENGTH(sClassInfoData) == eDOMClassInfoIDCount,
"The number of items in sClassInfoData doesn't match the "
"number of nsIDOMClassInfo ID's, this is bad! Fix it!");
#ifdef DEBUG
for (size_t i = 0; i < eDOMClassInfoIDCount; i++) {
if (!sClassInfoData[i].u.mConstructorFptr ||
sClassInfoData[i].mDebugID != i) {
MOZ_NOT_REACHED("Class info data out of sync, you forgot to update "
"nsDOMClassInfo.h and nsDOMClassInfo.cpp! Fix this, "
"mozilla will not work without this fixed!");
return NS_ERROR_NOT_INITIALIZED;
}
}
for (size_t i = 0; i < eDOMClassInfoIDCount; i++) {
if (!sClassInfoData[i].mInterfaces) {
MOZ_NOT_REACHED("Class info data without an interface list! Fix this, "
"mozilla will not work without this fixed!");
return NS_ERROR_NOT_INITIALIZED;
}
}
#endif
// Initialize static JSString's
DefineStaticJSVals(cx);
int32_t i;
for (i = 0; i < eDOMClassInfoIDCount; ++i) {
nsDOMClassInfoData& data = sClassInfoData[i];
nameSpaceManager->RegisterClassName(data.mName, i, data.mChromeOnly,
data.mDisabled, &data.mNameUTF16);
}
for (i = 0; i < eDOMClassInfoIDCount; ++i) {
RegisterClassProtos(i);
}
RegisterExternalClasses();
sDisableDocumentAllSupport =
Preferences::GetBool("browser.dom.document.all.disabled");
// Register new DOM bindings
mozilla::dom::Register(nameSpaceManager);
sIsInitialized = true;
return NS_OK;
}
// static
int32_t
nsDOMClassInfo::GetArrayIndexFromId(JSContext *cx, JS::Handle<jsid> id, bool *aIsNumber)
{
if (aIsNumber) {
*aIsNumber = false;
}
int i;
if (JSID_IS_INT(id)) {
i = JSID_TO_INT(id);
} else {
JSAutoRequest ar(cx);
jsval idval;
double array_index;
if (!::JS_IdToValue(cx, id, &idval) ||
!::JS_ValueToNumber(cx, idval, &array_index) ||
!::JS_DoubleIsInt32(array_index, &i)) {
return -1;
}
}
if (aIsNumber) {
*aIsNumber = true;
}
return i;
}
NS_IMETHODIMP
nsDOMClassInfo::GetInterfaces(uint32_t *aCount, nsIID ***aArray)
{
uint32_t count = 0;
while (mData->mInterfaces[count]) {
count++;
}
*aCount = count;
if (!count) {
*aArray = nullptr;
return NS_OK;
}
*aArray = static_cast<nsIID **>(nsMemory::Alloc(count * sizeof(nsIID *)));
NS_ENSURE_TRUE(*aArray, NS_ERROR_OUT_OF_MEMORY);
uint32_t i;
for (i = 0; i < count; i++) {
nsIID *iid = static_cast<nsIID *>(nsMemory::Clone(mData->mInterfaces[i],
sizeof(nsIID)));
if (!iid) {
NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(i, *aArray);
return NS_ERROR_OUT_OF_MEMORY;
}
*((*aArray) + i) = iid;
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::GetHelperForLanguage(uint32_t language, nsISupports **_retval)
{
if (language == nsIProgrammingLanguage::JAVASCRIPT) {
*_retval = static_cast<nsIXPCScriptable *>(this);
NS_ADDREF(*_retval);
} else {
*_retval = nullptr;
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::GetContractID(char **aContractID)
{
*aContractID = nullptr;
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::GetClassDescription(char **aClassDescription)
{
return GetClassName(aClassDescription);
}
NS_IMETHODIMP
nsDOMClassInfo::GetClassID(nsCID **aClassID)
{
*aClassID = nullptr;
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::GetClassIDNoAlloc(nsCID *aClassID)
{
return NS_ERROR_NOT_AVAILABLE;
}
NS_IMETHODIMP
nsDOMClassInfo::GetImplementationLanguage(uint32_t *aImplLanguage)
{
*aImplLanguage = nsIProgrammingLanguage::CPLUSPLUS;
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::GetFlags(uint32_t *aFlags)
{
*aFlags = DOMCLASSINFO_STANDARD_FLAGS;
return NS_OK;
}
// nsIXPCScriptable
NS_IMETHODIMP
nsDOMClassInfo::GetClassName(char **aClassName)
{
*aClassName = NS_strdup(mData->mName);
return NS_OK;
}
// virtual
uint32_t
nsDOMClassInfo::GetScriptableFlags()
{
return mData->mScriptableFlags;
}
NS_IMETHODIMP
nsDOMClassInfo::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
*parentObj = globalObj;
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::Create(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj)
{
NS_WARNING("nsDOMClassInfo::Create Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::PostCreate(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj)
{
NS_WARNING("nsDOMClassInfo::PostCreate Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::PostTransplant(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj)
{
MOZ_NOT_REACHED("nsDOMClassInfo::PostTransplant Don't call me!");
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::AddProperty Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::DelProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, bool *_retval)
{
NS_WARNING("nsDOMClassInfo::DelProperty Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::GetProperty Don't call me!");
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::SetProperty Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, bool *_retval)
{
#ifdef DEBUG
if (!sSecMan) {
NS_ERROR("No security manager!!!");
return NS_OK;
}
// Ask the security manager if it's OK to enumerate
nsresult rv =
sSecMan->CheckPropertyAccess(cx, obj, mData->mName, sEnumerate_id,
nsIXPCSecurityManager::ACCESS_GET_PROPERTY);
NS_ASSERTION(NS_SUCCEEDED(rv),
"XOWs should have stopped us from getting here!!!");
#endif
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::NewEnumerate(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj, uint32_t enum_op,
jsval *statep, jsid *idp, bool *_retval)
{
NS_WARNING("nsDOMClassInfo::NewEnumerate Don't call me!");
return NS_ERROR_UNEXPECTED;
}
nsresult
nsDOMClassInfo::ResolveConstructor(JSContext *cx, JSObject *aObj,
JSObject **objp)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<JSObject*> global(cx, ::JS_GetGlobalForObject(cx, obj));
JS::Rooted<JS::Value> val(cx);
JSAutoRequest ar(cx);
if (!::JS_LookupProperty(cx, global, mData->mName, val.address())) {
return NS_ERROR_UNEXPECTED;
}
if (!JSVAL_IS_PRIMITIVE(val)) {
// If val is not an (non-null) object there either is no
// constructor for this class, or someone messed with
// window.classname, just fall through and let the JS engine
// return the Object constructor.
if (!::JS_DefinePropertyById(cx, obj, sConstructor_id, val, JS_PropertyStub,
JS_StrictPropertyStub, JSPROP_ENUMERATE)) {
return NS_ERROR_UNEXPECTED;
}
*objp = obj;
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, uint32_t flags,
JSObject **objp, bool *_retval)
{
if (id == sConstructor_id) {
return ResolveConstructor(cx, obj, objp);
}
return NS_OK;
}
nsISupports*
nsDOMTouchListSH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *aResult)
{
nsDOMTouchList* list = static_cast<nsDOMTouchList*>(aNative);
return list->GetItemAt(aIndex);
}
NS_IMETHODIMP
nsDOMClassInfo::Convert(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, uint32_t type, jsval *vp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::Convert Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::Finalize(nsIXPConnectWrappedNative *wrapper, JSFreeOp *fop,
JSObject *obj)
{
NS_WARNING("nsDOMClassInfo::Finalize Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::CheckAccess(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid aId, uint32_t mode,
jsval *vp, bool *_retval)
{
JS::Rooted<jsid> id(cx, aId);
uint32_t mode_type = mode & JSACC_TYPEMASK;
if ((mode_type == JSACC_WATCH || mode_type == JSACC_PROTO) && sSecMan) {
nsresult rv;
JS::Rooted<JSObject*> real_obj(cx);
if (wrapper) {
rv = wrapper->GetJSObject(real_obj.address());
NS_ENSURE_SUCCESS(rv, rv);
}
else {
real_obj = obj;
}
rv =
sSecMan->CheckPropertyAccess(cx, real_obj, mData->mName, id,
nsIXPCSecurityManager::ACCESS_GET_PROPERTY);
if (NS_FAILED(rv)) {
// Let XPConnect know that the access was not granted.
*_retval = false;
}
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMClassInfo::Call(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, uint32_t argc, jsval *argv, jsval *vp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::Call Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::Construct(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, uint32_t argc, jsval *argv,
jsval *vp, bool *_retval)
{
NS_WARNING("nsDOMClassInfo::Construct Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::HasInstance(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, const jsval &val, bool *bp,
bool *_retval)
{
NS_WARNING("nsDOMClassInfo::HasInstance Don't call me!");
return NS_ERROR_UNEXPECTED;
}
NS_IMETHODIMP
nsDOMClassInfo::OuterObject(nsIXPConnectWrappedNative *wrapper, JSContext * cx,
JSObject * obj, JSObject * *_retval)
{
NS_WARNING("nsDOMClassInfo::OuterObject Don't call me!");
return NS_ERROR_UNEXPECTED;
}
static nsresult
GetExternalClassInfo(nsScriptNameSpaceManager *aNameSpaceManager,
const nsString &aName,
const nsGlobalNameStruct *aStruct,
const nsGlobalNameStruct **aResult)
{
NS_ASSERTION(aStruct->mType ==
nsGlobalNameStruct::eTypeExternalClassInfoCreator,
"Wrong type!");
nsresult rv;
nsCOMPtr<nsIDOMCIExtension> creator(do_CreateInstance(aStruct->mCID, &rv));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMScriptObjectFactory> sof(do_GetService(kDOMSOF_CID));
NS_ENSURE_TRUE(sof, NS_ERROR_FAILURE);
rv = creator->RegisterDOMCI(NS_ConvertUTF16toUTF8(aName).get(), sof);
NS_ENSURE_SUCCESS(rv, rv);
const nsGlobalNameStruct *name_struct = aNameSpaceManager->LookupName(aName);
if (name_struct &&
name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
*aResult = name_struct;
}
else {
NS_ERROR("Couldn't get the DOM ClassInfo data.");
*aResult = nullptr;
}
return NS_OK;
}
static nsresult
ResolvePrototype(nsIXPConnect *aXPConnect, nsGlobalWindow *aWin, JSContext *cx,
JS::Handle<JSObject*> obj, const PRUnichar *name,
const nsDOMClassInfoData *ci_data,
const nsGlobalNameStruct *name_struct,
nsScriptNameSpaceManager *nameSpaceManager,
JSObject *dot_prototype, bool install, bool *did_resolve);
NS_IMETHODIMP
nsDOMClassInfo::PostCreatePrototype(JSContext * cx, JSObject * aProto)
{
uint32_t flags = (mData->mScriptableFlags & DONT_ENUM_STATIC_PROPS)
? 0
: JSPROP_ENUMERATE;
uint32_t count = 0;
while (mData->mInterfaces[count]) {
count++;
}
JS::Rooted<JSObject*> proto(cx, aProto);
if (!xpc::DOM_DefineQuickStubs(cx, proto, flags, count, mData->mInterfaces)) {
JS_ClearPendingException(cx);
}
// This is called before any other location that requires
// sObjectClass, so compute it here. We assume that nobody has had a
// chance to monkey around with proto's prototype chain before this.
if (!sObjectClass) {
FindObjectClass(cx, proto);
NS_ASSERTION(sObjectClass && !strcmp(sObjectClass->name, "Object"),
"Incorrect object class!");
}
#ifdef DEBUG
JSObject *proto2;
JS_GetPrototype(cx, proto, &proto2);
NS_ASSERTION(proto2 && JS_GetClass(proto2) == sObjectClass,
"Hmm, somebody did something evil?");
#endif
#ifdef DEBUG
if (mData->mHasClassInterface && mData->mProtoChainInterface &&
mData->mProtoChainInterface != &NS_GET_IID(nsISupports)) {
nsCOMPtr<nsIInterfaceInfoManager>
iim(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
if (iim) {
nsCOMPtr<nsIInterfaceInfo> if_info;
iim->GetInfoForIID(mData->mProtoChainInterface,
getter_AddRefs(if_info));
if (if_info) {
nsXPIDLCString name;
if_info->GetName(getter_Copies(name));
NS_ASSERTION(nsCRT::strcmp(CutPrefix(name), mData->mName) == 0,
"Class name and proto chain interface name mismatch!");
}
}
}
#endif
// Make prototype delegation work correctly. Consider if a site sets
// HTMLElement.prototype.foopy = function () { ... } Now, calling
// document.body.foopy() needs to ensure that looking up foopy on
// document.body's prototype will find the right function.
JS::Rooted<JSObject*> global(cx, ::JS_GetGlobalForObject(cx, proto));
// Only do this if the global object is a window.
// XXX Is there a better way to check this?
nsISupports *globalNative = XPConnect()->GetNativeOfWrapper(cx, global);
nsCOMPtr<nsPIDOMWindow> piwin = do_QueryInterface(globalNative);
if (!piwin) {
return NS_OK;
}
nsGlobalWindow *win = nsGlobalWindow::FromSupports(globalNative);
if (win->IsClosedOrClosing()) {
return NS_OK;
}
// If the window is in a different compartment than the global object, then
// it's likely that global is a sandbox object whose prototype is a window.
// Don't do anything in this case.
if (win->FastGetGlobalJSObject() &&
js::GetObjectCompartment(global) != js::GetObjectCompartment(win->FastGetGlobalJSObject())) {
return NS_OK;
}
if (win->IsOuterWindow()) {
// XXXjst: Do security checks here when we remove the security
// checks on the inner window.
win = win->GetCurrentInnerWindowInternal();
if (!win || !(global = win->GetGlobalJSObject()) ||
win->IsClosedOrClosing()) {
return NS_OK;
}
}
// Don't overwrite a property set by content.
JSBool found;
if (!::JS_AlreadyHasOwnUCProperty(cx, global, reinterpret_cast<const jschar*>(mData->mNameUTF16),
NS_strlen(mData->mNameUTF16), &found)) {
return NS_ERROR_FAILURE;
}
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_OK);
bool unused;
return ResolvePrototype(sXPConnect, win, cx, global, mData->mNameUTF16,
mData, nullptr, nameSpaceManager, proto, !found,
&unused);
}
// static
nsIClassInfo *
NS_GetDOMClassInfoInstance(nsDOMClassInfoID aID)
{
if (aID >= eDOMClassInfoIDCount) {
NS_ERROR("Bad ID!");
return nullptr;
}
if (!nsDOMClassInfo::sIsInitialized) {
nsresult rv = nsDOMClassInfo::Init();
NS_ENSURE_SUCCESS(rv, nullptr);
}
if (!sClassInfoData[aID].mCachedClassInfo) {
nsDOMClassInfoData& data = sClassInfoData[aID];
data.mCachedClassInfo = data.u.mConstructorFptr(&data);
NS_ENSURE_TRUE(data.mCachedClassInfo, nullptr);
NS_ADDREF(data.mCachedClassInfo);
}
NS_ASSERTION(!IS_EXTERNAL(sClassInfoData[aID].mCachedClassInfo),
"This is bad, internal class marked as external!");
return sClassInfoData[aID].mCachedClassInfo;
}
// static
nsIClassInfo *
nsDOMClassInfo::GetClassInfoInstance(nsDOMClassInfoData* aData)
{
NS_ASSERTION(IS_EXTERNAL(aData->mCachedClassInfo)
|| !aData->mCachedClassInfo,
"This is bad, external class marked as internal!");
if (!aData->mCachedClassInfo) {
if (aData->u.mExternalConstructorFptr) {
aData->mCachedClassInfo =
aData->u.mExternalConstructorFptr(aData->mName);
} else {
aData->mCachedClassInfo = nsDOMGenericSH::doCreate(aData);
}
NS_ENSURE_TRUE(aData->mCachedClassInfo, nullptr);
NS_ADDREF(aData->mCachedClassInfo);
aData->mCachedClassInfo = MARK_EXTERNAL(aData->mCachedClassInfo);
}
return GET_CLEAN_CI_PTR(aData->mCachedClassInfo);
}
// static
void
nsDOMClassInfo::ShutDown()
{
if (sClassInfoData[0].u.mConstructorFptr) {
uint32_t i;
for (i = 0; i < eDOMClassInfoIDCount; i++) {
NS_IF_RELEASE(sClassInfoData[i].mCachedClassInfo);
}
}
sParent_id = JSID_VOID;
sScrollbars_id = JSID_VOID;
sLocation_id = JSID_VOID;
sConstructor_id = JSID_VOID;
s_content_id = JSID_VOID;
sContent_id = JSID_VOID;
sMenubar_id = JSID_VOID;
sToolbar_id = JSID_VOID;
sLocationbar_id = JSID_VOID;
sPersonalbar_id = JSID_VOID;
sStatusbar_id = JSID_VOID;
sDialogArguments_id = JSID_VOID;
sControllers_id = JSID_VOID;
sLength_id = JSID_VOID;
sScrollX_id = JSID_VOID;
sScrollY_id = JSID_VOID;
sScrollMaxX_id = JSID_VOID;
sScrollMaxY_id = JSID_VOID;
sItem_id = JSID_VOID;
sEnumerate_id = JSID_VOID;
sNavigator_id = JSID_VOID;
sTop_id = JSID_VOID;
sDocument_id = JSID_VOID;
sFrames_id = JSID_VOID;
sSelf_id = JSID_VOID;
sAll_id = JSID_VOID;
sTags_id = JSID_VOID;
sDocumentURIObject_id=JSID_VOID;
sWrappedJSObject_id = JSID_VOID;
sOnload_id = JSID_VOID;
sOnerror_id = JSID_VOID;
NS_IF_RELEASE(sXPConnect);
NS_IF_RELEASE(sSecMan);
sIsInitialized = false;
}
// Window helper
NS_IMETHODIMP
nsWindowSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
// Normally ::PreCreate() is used to give XPConnect the parent
// object for the object that's being wrapped, this parent object is
// set as the parent of the wrapper and it's also used to find the
// right scope for the object being wrapped. Now, in the case of the
// global object the wrapper shouldn't have a parent but we supply
// one here anyway (the global object itself) and this will be used
// by XPConnect only to find the right scope, once the scope is
// found XPConnect will find the existing wrapper (which always
// exists since it's created on window construction), since an
// existing wrapper is found the parent we supply here is ignored
// after the wrapper is found.
nsCOMPtr<nsIScriptGlobalObject> sgo(do_QueryInterface(nativeObj));
NS_ASSERTION(sgo, "nativeObj not a global object!");
nsGlobalWindow *win = nsGlobalWindow::FromSupports(nativeObj);
NS_ASSERTION(win->IsInnerWindow(), "Should be inner window.");
// We sometimes get a disconnected window during file api test. :-(
if (!win->GetOuterWindowInternal())
return NS_ERROR_FAILURE;
// If we're bootstrapping, we don't have a JS object yet.
if (win->GetOuterWindowInternal()->IsCreatingInnerWindow())
return NS_OK;
return SetParentToWindow(win, parentObj);
}
static JSClass sGlobalScopePolluterClass = {
"Global Scope Polluter",
JSCLASS_NEW_RESOLVE,
JS_PropertyStub,
JS_DeletePropertyStub,
nsWindowSH::GlobalScopePolluterGetProperty,
JS_StrictPropertyStub,
JS_EnumerateStub,
(JSResolveOp)nsWindowSH::GlobalScopePolluterNewResolve,
JS_ConvertStub,
nullptr
};
// static
JSBool
nsWindowSH::GlobalScopePolluterGetProperty(JSContext *cx, JSHandleObject obj,
JSHandleId id, JSMutableHandleValue vp)
{
// Someone is accessing a element by referencing its name/id in the
// global scope, do a security check to make sure that's ok.
nsresult rv =
sSecMan->CheckPropertyAccess(cx, ::JS_GetGlobalForObject(cx, obj),
"Window", id,
nsIXPCSecurityManager::ACCESS_GET_PROPERTY);
if (NS_FAILED(rv)) {
// The security check failed. The security manager set a JS
// exception for us.
return JS_FALSE;
}
return JS_TRUE;
}
// Gets a subframe.
static JSBool
ChildWindowGetter(JSContext *cx, JSHandleObject obj, JSHandleId id,
JSMutableHandleValue vp)
{
MOZ_ASSERT(JSID_IS_STRING(id));
// Grab the native DOM window.
vp.setUndefined();
nsCOMPtr<nsISupports> winSupports =
do_QueryInterface(nsDOMClassInfo::XPConnect()->GetNativeOfWrapper(cx, obj));
if (!winSupports)
return true;
nsGlobalWindow *win = nsGlobalWindow::FromSupports(winSupports);
// Find the child, if it exists.
nsDependentJSString name(id);
nsCOMPtr<nsIDOMWindow> child = win->GetChildWindow(name);
if (!child)
return true;
// Wrap the child for JS.
JS::Rooted<JS::Value> v(cx);
nsresult rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), child,
/* aAllowWrapping = */ true, v.address());
NS_ENSURE_SUCCESS(rv, false);
vp.set(v);
return true;
}
static nsHTMLDocument*
GetDocument(JSObject *obj)
{
return static_cast<nsHTMLDocument*>(
static_cast<nsIHTMLDocument*>(::JS_GetPrivate(obj)));
}
// static
JSBool
nsWindowSH::GlobalScopePolluterNewResolve(JSContext *cx, JSHandleObject obj,
JSHandleId id, unsigned flags,
JS::MutableHandle<JSObject*> objp)
{
if (!JSID_IS_STRING(id)) {
// Nothing to do if we're resolving a non-string property.
return JS_TRUE;
}
// Crash reports from the wild seem to get here during shutdown when there's
// no more XPConnect singleton.
nsIXPConnect *xpc = XPConnect();
NS_ENSURE_TRUE(xpc, true);
// Grab the DOM window.
JSObject *global = JS_GetGlobalForObject(cx, obj);
nsISupports *globalNative = xpc->GetNativeOfWrapper(cx, global);
nsCOMPtr<nsPIDOMWindow> piWin = do_QueryInterface(globalNative);
MOZ_ASSERT(piWin);
nsGlobalWindow* win = static_cast<nsGlobalWindow*>(piWin.get());
if (win->GetLength() > 0) {
nsDependentJSString name(id);
nsCOMPtr<nsIDOMWindow> child_win = win->GetChildWindow(name);
if (child_win) {
// We found a subframe of the right name, so define the property
// on the GSP. This property is a read-only accessor. Shadowing via
// |var foo| in global scope is still allowed, since |var| only looks
// up |own| properties. But unqualified shadowing will fail, per-spec.
if (!JS_DefinePropertyById(cx, obj, id, JS::UndefinedValue(),
ChildWindowGetter, JS_StrictPropertyStub,
JSPROP_SHARED | JSPROP_ENUMERATE))
{
return false;
}
objp.set(obj);
return true;
}
}
JS::Rooted<JSObject*> proto(cx);
if (!::JS_GetPrototype(cx, obj, proto.address())) {
return JS_FALSE;
}
JSBool hasProp;
if (!proto || !::JS_HasPropertyById(cx, proto, id, &hasProp) ||
hasProp) {
// No prototype, or the property exists on the prototype. Do
// nothing.
return JS_TRUE;
}
//
// The rest of this function is for HTML documents only.
//
nsCOMPtr<nsIHTMLDocument> htmlDoc =
do_QueryInterface(win->GetExtantDoc());
if (!htmlDoc)
return true;
nsHTMLDocument *document = static_cast<nsHTMLDocument*>(htmlDoc.get());
nsDependentJSString str(id);
nsCOMPtr<nsISupports> result;
nsWrapperCache *cache;
{
Element *element = document->GetElementById(str);
result = element;
cache = element;
}
if (!result) {
result = document->ResolveName(str, &cache);
}
if (result) {
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsresult rv = WrapNative(cx, obj, result, cache, true, v.address(),
getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, JS_FALSE);
if (!JS_WrapValue(cx, v.address()) ||
!JS_DefinePropertyById(cx, obj, id, v, JS_PropertyStub, JS_StrictPropertyStub, 0)) {
return JS_FALSE;
}
objp.set(obj);
}
return JS_TRUE;
}
// static
JSBool
nsWindowSH::InvalidateGlobalScopePolluter(JSContext *cx,
JS::Handle<JSObject*> aObj)
{
JS::Rooted<JSObject*> proto(cx);
JS::Rooted<JSObject*> obj(cx, aObj);
JSAutoRequest ar(cx);
for (;;) {
if (!::JS_GetPrototype(cx, obj, proto.address())) {
return JS_FALSE;
}
if (!proto) {
break;
}
if (JS_GetClass(proto) == &sGlobalScopePolluterClass) {
JS::Rooted<JSObject*> proto_proto(cx);
if (!::JS_GetPrototype(cx, proto, proto_proto.address())) {
return JS_FALSE;
}
// Pull the global scope polluter out of the prototype chain so
// that it can be freed.
::JS_SplicePrototype(cx, obj, proto_proto);
break;
}
obj = proto;
}
return JS_TRUE;
}
// static
nsresult
nsWindowSH::InstallGlobalScopePolluter(JSContext *cx, JS::Handle<JSObject*> obj)
{
JSAutoRequest ar(cx);
JS::Rooted<JSObject*> gsp(cx, ::JS_NewObjectWithUniqueType(cx, &sGlobalScopePolluterClass, nullptr, obj));
if (!gsp) {
return NS_ERROR_OUT_OF_MEMORY;
}
JS::Rooted<JSObject*> o(cx, obj), proto(cx);
// Find the place in the prototype chain where we want this global
// scope polluter (right before Object.prototype).
for (;;) {
if (!::JS_GetPrototype(cx, o, proto.address())) {
return NS_ERROR_OUT_OF_MEMORY;
}
if (!proto) {
break;
}
if (JS_GetClass(proto) == sObjectClass) {
// Set the global scope polluters prototype to Object.prototype
::JS_SplicePrototype(cx, gsp, proto);
break;
}
o = proto;
}
// And then set the prototype of the object whose prototype was
// Object.prototype to be the global scope polluter.
::JS_SplicePrototype(cx, o, gsp);
return NS_OK;
}
struct ResolveGlobalNameClosure
{
JSContext* cx;
JSObject* obj;
bool* retval;
};
static PLDHashOperator
ResolveGlobalName(const nsAString& aName, void* aClosure)
{
ResolveGlobalNameClosure* closure =
static_cast<ResolveGlobalNameClosure*>(aClosure);
JS::Value dummy;
bool ok = JS_LookupUCProperty(closure->cx, closure->obj,
aName.BeginReading(), aName.Length(),
&dummy);
if (!ok) {
*closure->retval = false;
return PL_DHASH_STOP;
}
return PL_DHASH_NEXT;
}
NS_IMETHODIMP
nsWindowSH::Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
if (!xpc::WrapperFactory::IsXrayWrapper(obj)) {
*_retval = JS_EnumerateStandardClasses(cx, obj);
if (!*_retval) {
return NS_OK;
}
// Now resolve everything from the namespace manager
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
if (!nameSpaceManager) {
NS_ERROR("Can't get namespace manager.");
return NS_ERROR_UNEXPECTED;
}
ResolveGlobalNameClosure closure = { cx, obj, _retval };
nameSpaceManager->EnumerateGlobalNames(ResolveGlobalName, &closure);
}
return NS_OK;
}
static nsDOMConstructorFunc
FindConstructorFunc(const nsDOMClassInfoData *aDOMClassInfoData)
{
for (uint32_t i = 0; i < ArrayLength(kConstructorFuncMap); ++i) {
if (&sClassInfoData[kConstructorFuncMap[i].mDOMClassInfoID] ==
aDOMClassInfoData) {
return kConstructorFuncMap[i].mConstructorFunc;
}
}
return nullptr;
}
static nsresult
BaseStubConstructor(nsIWeakReference* aWeakOwner,
const nsGlobalNameStruct *name_struct, JSContext *cx,
JSObject *aObj, unsigned argc, jsval *argv, jsval *rval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
MOZ_ASSERT(obj);
nsresult rv;
nsCOMPtr<nsISupports> native;
if (name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
const nsDOMClassInfoData* ci_data =
&sClassInfoData[name_struct->mDOMClassInfoID];
nsDOMConstructorFunc func = FindConstructorFunc(ci_data);
if (func) {
rv = func(getter_AddRefs(native));
} else {
rv = NS_ERROR_NOT_AVAILABLE;
}
} else if (name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructor) {
native = do_CreateInstance(name_struct->mCID, &rv);
} else if (name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructorAlias) {
native = do_CreateInstance(name_struct->mAlias->mCID, &rv);
} else {
native = do_CreateInstance(*name_struct->mData->mConstructorCID, &rv);
}
if (NS_FAILED(rv)) {
NS_ERROR("Failed to create the object");
return rv;
}
nsCOMPtr<nsIJSNativeInitializer> initializer(do_QueryInterface(native));
nsCOMPtr<nsIDOMGlobalObjectConstructor> constructor(do_QueryInterface(native));
if (initializer || constructor) {
// Initialize object using the current inner window, but only if
// the caller can access it.
nsCOMPtr<nsPIDOMWindow> owner = do_QueryReferent(aWeakOwner);
nsPIDOMWindow* outerWindow = owner ? owner->GetOuterWindow() : nullptr;
nsPIDOMWindow* currentInner =
outerWindow ? outerWindow->GetCurrentInnerWindow() : nullptr;
if (!currentInner ||
(owner != currentInner &&
!nsContentUtils::CanCallerAccess(currentInner))) {
return NS_ERROR_DOM_SECURITY_ERR;
}
if (initializer) {
rv = initializer->Initialize(currentInner, cx, obj, argc, argv);
if (NS_FAILED(rv)) {
return rv;
}
} else {
nsCOMPtr<nsIXPConnectWrappedJS> wrappedJS = do_QueryInterface(native);
JS::Rooted<JSObject*> object(cx);
wrappedJS->GetJSObject(object.address());
if (!object) {
return NS_ERROR_UNEXPECTED;
}
nsCxPusher pusher;
pusher.Push(cx);
JSAutoRequest ar(cx);
JSAutoCompartment ac(cx, object);
JS::Rooted<JS::Value> thisValue(cx, JS::UndefinedValue());
JS::Rooted<JS::Value> funval(cx);
if (!JS_GetProperty(cx, object, "constructor", funval.address()) || !funval.isObject()) {
return NS_ERROR_UNEXPECTED;
}
// Check if the object is even callable.
NS_ENSURE_STATE(JS_ObjectIsCallable(cx, &funval.toObject()));
thisValue.setObject(*object);
{
JS::Rooted<JSObject*> thisObject(cx, &thisValue.toObject());
// wrap parameters in the target compartment
// we also pass in the calling window as the first argument
++argc;
nsAutoArrayPtr<JS::Value> args(new JS::Value[argc]);
JS::AutoArrayRooter rooter(cx, 0, args);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsCOMPtr<nsIDOMWindow> currentWin(do_GetInterface(currentInner));
rv = WrapNative(cx, obj, currentWin, &NS_GET_IID(nsIDOMWindow),
true, &args[0], getter_AddRefs(holder));
if (!JS_WrapValue(cx, &args[0]))
return NS_ERROR_FAILURE;
rooter.changeLength(1);
for (size_t i = 1; i < argc; ++i) {
args[i] = argv[i - 1];
if (!JS_WrapValue(cx, &args[i]))
return NS_ERROR_FAILURE;
rooter.changeLength(i + 1);
}
JS::Value frval;
bool ret = JS_CallFunctionValue(cx, thisObject, funval, argc, args, &frval);
if (!ret) {
return NS_ERROR_FAILURE;
}
}
}
}
return WrapNative(cx, obj, native, true, rval);
}
static nsresult
DefineInterfaceConstants(JSContext *cx, JS::Handle<JSObject*> obj, const nsIID *aIID)
{
nsCOMPtr<nsIInterfaceInfoManager>
iim(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
NS_ENSURE_TRUE(iim, NS_ERROR_UNEXPECTED);
nsCOMPtr<nsIInterfaceInfo> if_info;
nsresult rv = iim->GetInfoForIID(aIID, getter_AddRefs(if_info));
NS_ENSURE_TRUE(NS_SUCCEEDED(rv) && if_info, rv);
uint16_t constant_count;
if_info->GetConstantCount(&constant_count);
if (!constant_count) {
return NS_OK;
}
nsCOMPtr<nsIInterfaceInfo> parent_if_info;
rv = if_info->GetParent(getter_AddRefs(parent_if_info));
NS_ENSURE_TRUE(NS_SUCCEEDED(rv) && parent_if_info, rv);
uint16_t parent_constant_count, i;
parent_if_info->GetConstantCount(&parent_constant_count);
for (i = parent_constant_count; i < constant_count; i++) {
const nsXPTConstant *c = nullptr;
rv = if_info->GetConstant(i, &c);
NS_ENSURE_TRUE(NS_SUCCEEDED(rv) && c, rv);
uint16_t type = c->GetType().TagPart();
jsval v;
switch (type) {
case nsXPTType::T_I8:
case nsXPTType::T_U8:
{
v = INT_TO_JSVAL(c->GetValue()->val.u8);
break;
}
case nsXPTType::T_I16:
case nsXPTType::T_U16:
{
v = INT_TO_JSVAL(c->GetValue()->val.u16);
break;
}
case nsXPTType::T_I32:
{
v = JS_NumberValue(c->GetValue()->val.i32);
break;
}
case nsXPTType::T_U32:
{
v = JS_NumberValue(c->GetValue()->val.u32);
break;
}
default:
{
#ifdef DEBUG
NS_ERROR("Non-numeric constant found in interface.");
#endif
continue;
}
}
if (!::JS_DefineProperty(cx, obj, c->GetName(), v,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE | JSPROP_READONLY |
JSPROP_PERMANENT)) {
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
// This code is temporary until we remove support for the constants defined
// on IDBCursor/IDBRequest/IDBTransaction
struct IDBConstant
{
const char* interface;
const char* name;
const char* value;
static const char* IDBCursor;
static const char* IDBRequest;
static const char* IDBTransaction;
};
const char* IDBConstant::IDBCursor = "IDBCursor";
const char* IDBConstant::IDBRequest = "IDBRequest";
const char* IDBConstant::IDBTransaction = "IDBTransaction";
static const IDBConstant sIDBConstants[] = {
{ IDBConstant::IDBCursor, "NEXT", "next" },
{ IDBConstant::IDBCursor, "NEXT_NO_DUPLICATE", "nextunique" },
{ IDBConstant::IDBCursor, "PREV", "prev" },
{ IDBConstant::IDBCursor, "PREV_NO_DUPLICATE", "prevunique" },
{ IDBConstant::IDBRequest, "LOADING", "pending" },
{ IDBConstant::IDBRequest, "DONE", "done" },
{ IDBConstant::IDBTransaction, "READ_ONLY", "readonly" },
{ IDBConstant::IDBTransaction, "READ_WRITE", "readwrite" },
{ IDBConstant::IDBTransaction, "VERSION_CHANGE", "versionchange" },
};
static JSBool
IDBConstantGetter(JSContext *cx, JSHandleObject obj, JSHandleId id, JSMutableHandleValue vp)
{
JSString *idstr = JSID_TO_STRING(id);
unsigned index;
for (index = 0; index < mozilla::ArrayLength(sIDBConstants); index++) {
JSBool match;
if (!JS_StringEqualsAscii(cx, idstr, sIDBConstants[index].name, &match)) {
return JS_FALSE;
}
if (match) {
break;
}
}
MOZ_ASSERT(index < mozilla::ArrayLength(sIDBConstants));
const IDBConstant& c = sIDBConstants[index];
// Put a warning on the console
nsString warnText =
NS_LITERAL_STRING("The constant ") +
NS_ConvertASCIItoUTF16(c.interface) +
NS_LITERAL_STRING(".") +
NS_ConvertASCIItoUTF16(c.name) +
NS_LITERAL_STRING(" has been deprecated. Use the string value \"") +
NS_ConvertASCIItoUTF16(c.value) +
NS_LITERAL_STRING("\" instead.");
uint64_t windowID = 0;
nsIScriptContext* context = GetScriptContextFromJSContext(cx);
if (context) {
nsCOMPtr<nsPIDOMWindow> window =
do_QueryInterface(context->GetGlobalObject());
if (window) {
window = window->GetCurrentInnerWindow();
}
NS_WARN_IF_FALSE(window, "Missing a window, got a door?");
if (window) {
windowID = window->WindowID();
}
}
nsCOMPtr<nsIScriptError> errorObject =
do_CreateInstance(NS_SCRIPTERROR_CONTRACTID);
NS_WARN_IF_FALSE(errorObject, "Failed to create error object");
if (errorObject) {
nsresult rv = errorObject->InitWithWindowID(warnText,
EmptyString(), // file name
EmptyString(), // source line
0, 0, // Line/col number
nsIScriptError::warningFlag,
"DOM Core", windowID);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Failed to init error object");
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIConsoleService> consoleServ =
do_GetService(NS_CONSOLESERVICE_CONTRACTID);
if (consoleServ) {
consoleServ->LogMessage(errorObject);
}
}
}
// Redefine property to remove getter
NS_ConvertASCIItoUTF16 valStr(c.value);
jsval value;
if (!xpc::StringToJsval(cx, valStr, &value)) {
return JS_FALSE;
}
if (!::JS_DefineProperty(cx, obj, c.name, value,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE)) {
return JS_FALSE;
}
// Return value
vp.set(value);
return JS_TRUE;
}
static nsresult
DefineIDBInterfaceConstants(JSContext *cx, JSObject *obj, const nsIID *aIID)
{
const char* interface;
if (aIID->Equals(NS_GET_IID(nsIIDBCursor))) {
interface = IDBConstant::IDBCursor;
}
else if (aIID->Equals(NS_GET_IID(nsIIDBRequest))) {
interface = IDBConstant::IDBRequest;
}
else if (aIID->Equals(NS_GET_IID(nsIIDBTransaction))) {
interface = IDBConstant::IDBTransaction;
}
else {
MOZ_NOT_REACHED("unexpected IID");
}
for (int8_t i = 0; i < (int8_t)mozilla::ArrayLength(sIDBConstants); ++i) {
const IDBConstant& c = sIDBConstants[i];
if (c.interface != interface) {
continue;
}
if (!JS_DefineProperty(cx, obj, c.name, JSVAL_VOID,
IDBConstantGetter, JS_StrictPropertyStub,
JSPROP_ENUMERATE)) {
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
class nsDOMConstructor MOZ_FINAL : public nsIDOMDOMConstructor
{
protected:
nsDOMConstructor(const PRUnichar* aName,
bool aIsConstructable,
nsPIDOMWindow* aOwner)
: mClassName(aName),
mConstructable(aIsConstructable),
mWeakOwner(do_GetWeakReference(aOwner))
{
}
public:
static nsresult Create(const PRUnichar* aName,
const nsDOMClassInfoData* aData,
const nsGlobalNameStruct* aNameStruct,
nsPIDOMWindow* aOwner,
nsDOMConstructor** aResult);
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMDOMCONSTRUCTOR
nsresult PreCreate(JSContext *cx, JSObject *globalObj, JSObject **parentObj);
nsresult Construct(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JS::Handle<JSObject*> obj, uint32_t argc, jsval *argv,
jsval *vp, bool *_retval);
nsresult HasInstance(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JS::Handle<JSObject*> obj, const jsval &val, bool *bp,
bool *_retval);
nsresult Install(JSContext *cx, JS::Handle<JSObject*> target,
JS::Handle<JS::Value> aThisAsVal)
{
JS::Rooted<JS::Value> thisAsVal(cx, aThisAsVal);
// The 'attrs' argument used to be JSPROP_PERMANENT. See bug 628612.
JSBool ok = JS_WrapValue(cx, thisAsVal.address()) &&
::JS_DefineUCProperty(cx, target,
reinterpret_cast<const jschar *>(mClassName),
NS_strlen(mClassName), thisAsVal, JS_PropertyStub,
JS_StrictPropertyStub, 0);
return ok ? NS_OK : NS_ERROR_UNEXPECTED;
}
nsresult ResolveInterfaceConstants(JSContext *cx, JS::Handle<JSObject*> obj);
private:
const nsGlobalNameStruct *GetNameStruct()
{
if (!mClassName) {
NS_ERROR("Can't get name");
return nullptr;
}
const nsGlobalNameStruct *nameStruct;
#ifdef DEBUG
nsresult rv =
#endif
GetNameStruct(nsDependentString(mClassName), &nameStruct);
NS_ASSERTION(NS_FAILED(rv) || nameStruct, "Name isn't in hash.");
return nameStruct;
}
static nsresult GetNameStruct(const nsAString& aName,
const nsGlobalNameStruct **aNameStruct)
{
*aNameStruct = nullptr;
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
if (!nameSpaceManager) {
NS_ERROR("Can't get namespace manager.");
return NS_ERROR_UNEXPECTED;
}
*aNameStruct = nameSpaceManager->LookupName(aName);
// Return NS_OK here, aName just isn't a DOM class but nothing failed.
return NS_OK;
}
static bool IsConstructable(const nsDOMClassInfoData *aData)
{
if (IS_EXTERNAL(aData->mCachedClassInfo)) {
const nsExternalDOMClassInfoData* data =
static_cast<const nsExternalDOMClassInfoData*>(aData);
return data->mConstructorCID != nullptr;
}
return FindConstructorFunc(aData);
}
static bool IsConstructable(const nsGlobalNameStruct *aNameStruct)
{
return
(aNameStruct->mType == nsGlobalNameStruct::eTypeClassConstructor &&
IsConstructable(&sClassInfoData[aNameStruct->mDOMClassInfoID])) ||
(aNameStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfo &&
IsConstructable(aNameStruct->mData)) ||
aNameStruct->mType == nsGlobalNameStruct::eTypeExternalConstructor ||
aNameStruct->mType == nsGlobalNameStruct::eTypeExternalConstructorAlias;
}
const PRUnichar* mClassName;
const bool mConstructable;
nsWeakPtr mWeakOwner;
};
//static
nsresult
nsDOMConstructor::Create(const PRUnichar* aName,
const nsDOMClassInfoData* aData,
const nsGlobalNameStruct* aNameStruct,
nsPIDOMWindow* aOwner,
nsDOMConstructor** aResult)
{
*aResult = nullptr;
// Prevent creating a constructor if aOwner is inner window which doesn't have
// an outer window. If the outer window doesn't have an inner window or the
// caller can't access the outer window's current inner window then try to use
// the owner (so long as it is, in fact, an inner window). If that doesn't
// work then prevent creation also.
nsPIDOMWindow* outerWindow = aOwner->GetOuterWindow();
nsPIDOMWindow* currentInner =
outerWindow ? outerWindow->GetCurrentInnerWindow() : aOwner;
if (!currentInner ||
(aOwner != currentInner &&
!nsContentUtils::CanCallerAccess(currentInner) &&
!(currentInner = aOwner)->IsInnerWindow())) {
return NS_ERROR_DOM_SECURITY_ERR;
}
bool constructable = aNameStruct ?
IsConstructable(aNameStruct) :
IsConstructable(aData);
*aResult = new nsDOMConstructor(aName, constructable, currentInner);
NS_ENSURE_TRUE(*aResult, NS_ERROR_OUT_OF_MEMORY);
NS_ADDREF(*aResult);
return NS_OK;
}
NS_IMPL_ADDREF(nsDOMConstructor)
NS_IMPL_RELEASE(nsDOMConstructor)
NS_INTERFACE_MAP_BEGIN(nsDOMConstructor)
NS_INTERFACE_MAP_ENTRY(nsIDOMDOMConstructor)
NS_INTERFACE_MAP_ENTRY(nsISupports)
if (aIID.Equals(NS_GET_IID(nsIClassInfo))) {
#ifdef DEBUG
{
const nsGlobalNameStruct *name_struct = GetNameStruct();
NS_ASSERTION(!name_struct ||
mConstructable == IsConstructable(name_struct),
"Can't change constructability dynamically!");
}
#endif
foundInterface =
NS_GetDOMClassInfoInstance(mConstructable ?
eDOMClassInfo_DOMConstructor_id :
eDOMClassInfo_DOMPrototype_id);
if (!foundInterface) {
*aInstancePtr = nullptr;
return NS_ERROR_OUT_OF_MEMORY;
}
} else
NS_INTERFACE_MAP_END
nsresult
nsDOMConstructor::PreCreate(JSContext *cx, JSObject *globalObj, JSObject **parentObj)
{
nsCOMPtr<nsPIDOMWindow> owner(do_QueryReferent(mWeakOwner));
if (!owner) {
// Can't do anything.
return NS_OK;
}
nsGlobalWindow *win = static_cast<nsGlobalWindow *>(owner.get());
return SetParentToWindow(win, parentObj);
}
nsresult
nsDOMConstructor::Construct(nsIXPConnectWrappedNative *wrapper, JSContext * cx,
JS::Handle<JSObject*> obj, uint32_t argc, jsval * argv,
jsval * vp, bool *_retval)
{
MOZ_ASSERT(obj);
const nsGlobalNameStruct *name_struct = GetNameStruct();
NS_ENSURE_TRUE(name_struct, NS_ERROR_FAILURE);
if (!IsConstructable(name_struct)) {
// ignore return value, we return JS_FALSE anyway
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
}
return BaseStubConstructor(mWeakOwner, name_struct, cx, obj, argc, argv, vp);
}
nsresult
nsDOMConstructor::HasInstance(nsIXPConnectWrappedNative *wrapper,
JSContext * cx, JS::Handle<JSObject*> obj,
const jsval &v, bool *bp, bool *_retval)
{
// No need to look these up in the hash.
*bp = false;
if (JSVAL_IS_PRIMITIVE(v)) {
return NS_OK;
}
JS::Rooted<JSObject*> dom_obj(cx, v.toObjectOrNull());
NS_ASSERTION(dom_obj, "nsDOMConstructor::HasInstance couldn't get object");
// This might not be the right object, if there are wrappers. Unwrap if we can.
JSObject *wrapped_obj = js::CheckedUnwrap(dom_obj, /* stopAtOuter = */ false);
if (wrapped_obj)
dom_obj = wrapped_obj;
JSClass *dom_class = JS_GetClass(dom_obj);
if (!dom_class) {
NS_ERROR("nsDOMConstructor::HasInstance can't get class.");
return NS_ERROR_UNEXPECTED;
}
const nsGlobalNameStruct *name_struct;
nsresult rv = GetNameStruct(NS_ConvertASCIItoUTF16(dom_class->name), &name_struct);
if (NS_FAILED(rv)) {
return rv;
}
if (!name_struct) {
// This isn't a normal DOM object, see if this constructor lives on its
// prototype chain.
JS::Rooted<JS::Value> val(cx);
if (!JS_GetProperty(cx, obj, "prototype", val.address())) {
return NS_ERROR_UNEXPECTED;
}
if (JSVAL_IS_PRIMITIVE(val)) {
return NS_OK;
}
JS::Rooted<JSObject*> dot_prototype(cx, val.toObjectOrNull());
JS::Rooted<JSObject*> proto(cx, dom_obj);
for (;;) {
if (!JS_GetPrototype(cx, proto, proto.address())) {
return NS_ERROR_UNEXPECTED;
}
if (!proto) {
break;
}
if (proto == dot_prototype) {
*bp = true;
break;
}
}
return NS_OK;
}
if (name_struct->mType != nsGlobalNameStruct::eTypeClassConstructor &&
name_struct->mType != nsGlobalNameStruct::eTypeExternalClassInfo &&
name_struct->mType != nsGlobalNameStruct::eTypeExternalConstructorAlias) {
// Doesn't have DOM interfaces.
return NS_OK;
}
const nsGlobalNameStruct *class_name_struct = GetNameStruct();
NS_ENSURE_TRUE(class_name_struct, NS_ERROR_FAILURE);
if (name_struct == class_name_struct) {
*bp = JS_TRUE;
return NS_OK;
}
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ASSERTION(nameSpaceManager, "Can't get namespace manager?");
const nsIID *class_iid;
if (class_name_struct->mType == nsGlobalNameStruct::eTypeInterface ||
class_name_struct->mType == nsGlobalNameStruct::eTypeClassProto) {
class_iid = &class_name_struct->mIID;
} else if (class_name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
class_iid =
sClassInfoData[class_name_struct->mDOMClassInfoID].mProtoChainInterface;
} else if (class_name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
class_iid = class_name_struct->mData->mProtoChainInterface;
} else if (class_name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructorAlias) {
const nsGlobalNameStruct* alias_struct =
nameSpaceManager->GetConstructorProto(class_name_struct);
if (!alias_struct) {
NS_ERROR("Couldn't get constructor prototype.");
return NS_ERROR_UNEXPECTED;
}
if (alias_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
class_iid =
sClassInfoData[alias_struct->mDOMClassInfoID].mProtoChainInterface;
} else if (alias_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
class_iid = alias_struct->mData->mProtoChainInterface;
} else {
NS_ERROR("Expected eTypeClassConstructor or eTypeExternalClassInfo.");
return NS_ERROR_UNEXPECTED;
}
} else {
*bp = JS_FALSE;
return NS_OK;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructorAlias) {
name_struct = nameSpaceManager->GetConstructorProto(name_struct);
if (!name_struct) {
NS_ERROR("Couldn't get constructor prototype.");
return NS_ERROR_UNEXPECTED;
}
}
NS_ASSERTION(name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor ||
name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo,
"The constructor was set up with a struct of the wrong type.");
const nsDOMClassInfoData *ci_data = nullptr;
if (name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor &&
name_struct->mDOMClassInfoID >= 0) {
ci_data = &sClassInfoData[name_struct->mDOMClassInfoID];
} else if (name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
ci_data = name_struct->mData;
}
nsCOMPtr<nsIInterfaceInfoManager>
iim(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
if (!iim) {
NS_ERROR("nsDOMConstructor::HasInstance can't get interface info mgr.");
return NS_ERROR_UNEXPECTED;
}
nsCOMPtr<nsIInterfaceInfo> if_info;
uint32_t count = 0;
const nsIID* class_interface;
while ((class_interface = ci_data->mInterfaces[count++])) {
if (class_iid->Equals(*class_interface)) {
*bp = JS_TRUE;
return NS_OK;
}
iim->GetInfoForIID(class_interface, getter_AddRefs(if_info));
if (!if_info) {
NS_ERROR("nsDOMConstructor::HasInstance can't get interface info.");
return NS_ERROR_UNEXPECTED;
}
if_info->HasAncestor(class_iid, bp);
if (*bp) {
return NS_OK;
}
}
return NS_OK;
}
nsresult
nsDOMConstructor::ResolveInterfaceConstants(JSContext *cx, JS::Handle<JSObject*> obj)
{
const nsGlobalNameStruct *class_name_struct = GetNameStruct();
if (!class_name_struct)
return NS_ERROR_UNEXPECTED;
const nsIID *class_iid;
if (class_name_struct->mType == nsGlobalNameStruct::eTypeInterface ||
class_name_struct->mType == nsGlobalNameStruct::eTypeClassProto) {
class_iid = &class_name_struct->mIID;
} else if (class_name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
class_iid =
sClassInfoData[class_name_struct->mDOMClassInfoID].mProtoChainInterface;
} else if (class_name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
class_iid = class_name_struct->mData->mProtoChainInterface;
} else {
return NS_OK;
}
nsresult rv = DefineInterfaceConstants(cx, obj, class_iid);
NS_ENSURE_SUCCESS(rv, rv);
// Special case for |IDBKeyRange| which gets funny "static" functions.
if (class_iid->Equals(NS_GET_IID(nsIIDBKeyRange)) &&
!indexedDB::IDBKeyRange::DefineConstructors(cx, obj)) {
return NS_ERROR_FAILURE;
}
// Special case a few IDB interfaces which for now are getting transitional
// constants.
if (class_iid->Equals(NS_GET_IID(nsIIDBCursor)) ||
class_iid->Equals(NS_GET_IID(nsIIDBRequest)) ||
class_iid->Equals(NS_GET_IID(nsIIDBTransaction))) {
rv = DefineIDBInterfaceConstants(cx, obj, class_iid);
NS_ENSURE_SUCCESS(rv, rv);
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMConstructor::ToString(nsAString &aResult)
{
aResult.AssignLiteral("[object ");
aResult.Append(mClassName);
aResult.Append(PRUnichar(']'));
return NS_OK;
}
static nsresult
GetXPCProto(nsIXPConnect *aXPConnect, JSContext *cx, nsGlobalWindow *aWin,
const nsGlobalNameStruct *aNameStruct,
nsIXPConnectJSObjectHolder **aProto)
{
NS_ASSERTION(aNameStruct->mType ==
nsGlobalNameStruct::eTypeClassConstructor ||
aNameStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfo,
"Wrong type!");
nsCOMPtr<nsIClassInfo> ci;
if (aNameStruct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
int32_t id = aNameStruct->mDOMClassInfoID;
NS_ABORT_IF_FALSE(id >= 0, "Negative DOM classinfo?!?");
nsDOMClassInfoID ci_id = (nsDOMClassInfoID)id;
ci = NS_GetDOMClassInfoInstance(ci_id);
// In most cases we want to find the wrapped native prototype in
// aWin's scope and use that prototype for
// ClassName.prototype. But in the case where we're setting up
// "Window.prototype" or "ChromeWindow.prototype" we want to do
// the look up in aWin's outer window's scope since the inner
// window's wrapped native prototype comes from the outer
// window's scope.
if (ci_id == eDOMClassInfo_Window_id ||
ci_id == eDOMClassInfo_ModalContentWindow_id ||
ci_id == eDOMClassInfo_ChromeWindow_id) {
nsGlobalWindow *scopeWindow = aWin->GetOuterWindowInternal();
if (scopeWindow) {
aWin = scopeWindow;
}
}
}
else {
ci = nsDOMClassInfo::GetClassInfoInstance(aNameStruct->mData);
}
NS_ENSURE_TRUE(ci, NS_ERROR_UNEXPECTED);
nsresult rv =
aXPConnect->GetWrappedNativePrototype(cx, aWin->GetGlobalJSObject(), ci,
aProto);
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JSObject*> proto_obj(cx);
(*aProto)->GetJSObject(proto_obj.address());
if (!JS_WrapObject(cx, proto_obj.address())) {
return NS_ERROR_FAILURE;
}
NS_IF_RELEASE(*aProto);
return aXPConnect->HoldObject(cx, proto_obj, aProto);
}
// Either ci_data must be non-null or name_struct must be non-null and of type
// eTypeClassProto.
static nsresult
ResolvePrototype(nsIXPConnect *aXPConnect, nsGlobalWindow *aWin, JSContext *cx,
JS::Handle<JSObject*> obj, const PRUnichar *name,
const nsDOMClassInfoData *ci_data,
const nsGlobalNameStruct *name_struct,
nsScriptNameSpaceManager *nameSpaceManager,
JSObject* aDot_prototype, bool install, bool *did_resolve)
{
JS::Rooted<JSObject*> dot_prototype(cx, aDot_prototype);
NS_ASSERTION(ci_data ||
(name_struct &&
name_struct->mType == nsGlobalNameStruct::eTypeClassProto),
"Wrong type or missing ci_data!");
nsRefPtr<nsDOMConstructor> constructor;
nsresult rv = nsDOMConstructor::Create(name, ci_data, name_struct, aWin,
getter_AddRefs(constructor));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
JS::Rooted<JS::Value> v(cx);
rv = WrapNative(cx, obj, constructor, &NS_GET_IID(nsIDOMDOMConstructor),
false, v.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
if (install) {
rv = constructor->Install(cx, obj, v);
NS_ENSURE_SUCCESS(rv, rv);
}
JS::Rooted<JSObject*> class_obj(cx);
holder->GetJSObject(class_obj.address());
NS_ASSERTION(class_obj, "The return value lied");
const nsIID *primary_iid = &NS_GET_IID(nsISupports);
if (!ci_data) {
primary_iid = &name_struct->mIID;
}
else if (ci_data->mProtoChainInterface) {
primary_iid = ci_data->mProtoChainInterface;
}
nsCOMPtr<nsIInterfaceInfo> if_info;
nsCOMPtr<nsIInterfaceInfo> parent;
const char *class_parent_name = nullptr;
if (!primary_iid->Equals(NS_GET_IID(nsISupports))) {
JSAutoCompartment ac(cx, class_obj);
rv = DefineInterfaceConstants(cx, class_obj, primary_iid);
NS_ENSURE_SUCCESS(rv, rv);
// Special case for |IDBKeyRange| which gets funny "static" functions.
if (primary_iid->Equals(NS_GET_IID(nsIIDBKeyRange)) &&
!indexedDB::IDBKeyRange::DefineConstructors(cx, class_obj)) {
return NS_ERROR_FAILURE;
}
// Special case a few IDB interfaces which for now are getting transitional
// constants.
if (primary_iid->Equals(NS_GET_IID(nsIIDBCursor)) ||
primary_iid->Equals(NS_GET_IID(nsIIDBRequest)) ||
primary_iid->Equals(NS_GET_IID(nsIIDBTransaction))) {
rv = DefineIDBInterfaceConstants(cx, class_obj, primary_iid);
NS_ENSURE_SUCCESS(rv, rv);
}
nsCOMPtr<nsIInterfaceInfoManager>
iim(do_GetService(NS_INTERFACEINFOMANAGER_SERVICE_CONTRACTID));
NS_ENSURE_TRUE(iim, NS_ERROR_NOT_AVAILABLE);
iim->GetInfoForIID(primary_iid, getter_AddRefs(if_info));
NS_ENSURE_TRUE(if_info, NS_ERROR_UNEXPECTED);
const nsIID *iid = nullptr;
if (ci_data && !ci_data->mHasClassInterface) {
if_info->GetIIDShared(&iid);
} else {
if_info->GetParent(getter_AddRefs(parent));
NS_ENSURE_TRUE(parent, NS_ERROR_UNEXPECTED);
parent->GetIIDShared(&iid);
}
if (iid) {
if (!iid->Equals(NS_GET_IID(nsISupports))) {
if (ci_data && !ci_data->mHasClassInterface) {
// If the class doesn't have a class interface the primary
// interface is the interface that should be
// constructor.prototype.__proto__.
if_info->GetNameShared(&class_parent_name);
} else {
// If the class does have a class interface (or there's no
// real class for this name) then the parent of the
// primary interface is what we want on
// constructor.prototype.__proto__.
NS_ASSERTION(parent, "Whoa, this is bad, null parent here!");
parent->GetNameShared(&class_parent_name);
}
}
}
}
{
JS::Rooted<JSObject*> winobj(cx, aWin->FastGetGlobalJSObject());
JS::Rooted<JSObject*> proto(cx);
if (class_parent_name) {
JSAutoCompartment ac(cx, winobj);
JS::Rooted<JS::Value> val(cx);
if (!JS_LookupProperty(cx, winobj, CutPrefix(class_parent_name), val.address())) {
return NS_ERROR_UNEXPECTED;
}
if (val.isObject()) {
if (!JS_LookupProperty(cx, &val.toObject(), "prototype", val.address())) {
return NS_ERROR_UNEXPECTED;
}
if (val.isObject()) {
proto = &val.toObject();
}
}
}
if (dot_prototype) {
JSAutoCompartment ac(cx, dot_prototype);
JS::Rooted<JSObject*> xpc_proto_proto(cx);
if (!::JS_GetPrototype(cx, dot_prototype, xpc_proto_proto.address())) {
return NS_ERROR_UNEXPECTED;
}
if (proto &&
(!xpc_proto_proto ||
JS_GetClass(xpc_proto_proto) == sObjectClass)) {
if (!JS_WrapObject(cx, proto.address()) ||
!JS_SetPrototype(cx, dot_prototype, proto)) {
return NS_ERROR_UNEXPECTED;
}
}
} else {
JSAutoCompartment ac(cx, winobj);
if (!proto) {
proto = JS_GetObjectPrototype(cx, winobj);
}
dot_prototype = ::JS_NewObjectWithUniqueType(cx,
&sDOMConstructorProtoClass,
proto,
winobj);
NS_ENSURE_TRUE(dot_prototype, NS_ERROR_OUT_OF_MEMORY);
}
}
v = OBJECT_TO_JSVAL(dot_prototype);
JSAutoCompartment ac(cx, class_obj);
// Per ECMA, the prototype property is {DontEnum, DontDelete, ReadOnly}
if (!JS_WrapValue(cx, v.address()) ||
!JS_DefineProperty(cx, class_obj, "prototype", v,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_PERMANENT | JSPROP_READONLY)) {
return NS_ERROR_UNEXPECTED;
}
*did_resolve = true;
return NS_OK;
}
static bool
ConstructorEnabled(const nsGlobalNameStruct *aStruct, nsGlobalWindow *aWin)
{
MOZ_ASSERT(aStruct->mType == nsGlobalNameStruct::eTypeClassConstructor ||
aStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfo);
// Don't expose chrome only constructors to content windows.
if (aStruct->mChromeOnly &&
!nsContentUtils::IsSystemPrincipal(aWin->GetPrincipal())) {
return false;
}
// Don't expose CSSSupportsRule unless @supports processing is enabled.
if (aStruct->mDOMClassInfoID == eDOMClassInfo_CSSSupportsRule_id) {
if (!CSSSupportsRule::PrefEnabled()) {
return false;
}
}
return true;
}
// static
nsresult
nsWindowSH::GlobalResolve(nsGlobalWindow *aWin, JSContext *cx,
JS::Handle<JSObject*> obj, JS::Handle<jsid> id,
bool *did_resolve)
{
*did_resolve = false;
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
nsDependentJSString name(id);
const PRUnichar *class_name = nullptr;
const nsGlobalNameStruct *name_struct =
nameSpaceManager->LookupName(name, &class_name);
if (!name_struct) {
return NS_OK;
}
NS_ENSURE_TRUE(class_name, NS_ERROR_UNEXPECTED);
nsresult rv = NS_OK;
if (name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfoCreator) {
rv = GetExternalClassInfo(nameSpaceManager, name, name_struct,
&name_struct);
if (NS_FAILED(rv) || !name_struct) {
return rv;
}
}
if (name_struct->mType == nsGlobalNameStruct::eTypeNewDOMBinding ||
name_struct->mType == nsGlobalNameStruct::eTypeInterface ||
name_struct->mType == nsGlobalNameStruct::eTypeClassProto ||
name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
// Lookup new DOM bindings.
mozilla::dom::DefineInterface define =
name_struct->mDefineDOMInterface;
if (define) {
if (name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor &&
!ConstructorEnabled(name_struct, aWin)) {
return NS_OK;
}
if (name_struct->mPrefEnabled && !(*name_struct->mPrefEnabled)()) {
return NS_OK;
}
Maybe<JSAutoCompartment> ac;
JS::Rooted<JSObject*> global(cx);
bool defineOnXray = xpc::WrapperFactory::IsXrayWrapper(obj);
if (defineOnXray) {
global = js::CheckedUnwrap(obj, /* stopAtOuter = */ false);
if (!global) {
return NS_ERROR_DOM_SECURITY_ERR;
}
ac.construct(cx, global);
} else {
global = obj;
}
bool enabled;
JS::Rooted<JSObject*> interfaceObject(cx, define(cx, global, id, &enabled));
if (enabled) {
if (!interfaceObject) {
return NS_ERROR_FAILURE;
}
if (defineOnXray) {
// This really should be handled by the Xray for the window.
ac.destroy();
if (!JS_WrapObject(cx, interfaceObject.address()) ||
!JS_DefinePropertyById(cx, obj, id,
JS::ObjectValue(*interfaceObject), JS_PropertyStub,
JS_StrictPropertyStub, 0)) {
return NS_ERROR_FAILURE;
}
}
*did_resolve = true;
return NS_OK;
}
}
}
if (name_struct->mType == nsGlobalNameStruct::eTypeInterface) {
// We're resolving a name of a DOM interface for which there is no
// direct DOM class, create a constructor object...
nsRefPtr<nsDOMConstructor> constructor;
rv = nsDOMConstructor::Create(class_name,
nullptr,
name_struct,
static_cast<nsPIDOMWindow*>(aWin),
getter_AddRefs(constructor));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
JS::Rooted<JS::Value> v(cx);
rv = WrapNative(cx, obj, constructor, &NS_GET_IID(nsIDOMDOMConstructor),
false, v.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
rv = constructor->Install(cx, obj, v);
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JSObject*> class_obj(cx);
holder->GetJSObject(class_obj.address());
NS_ASSERTION(class_obj, "The return value lied");
// ... and define the constants from the DOM interface on that
// constructor object.
JSAutoCompartment ac(cx, class_obj);
rv = DefineInterfaceConstants(cx, class_obj, &name_struct->mIID);
NS_ENSURE_SUCCESS(rv, rv);
*did_resolve = true;
return NS_OK;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor ||
name_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
if (!ConstructorEnabled(name_struct, aWin)) {
return NS_OK;
}
// Create the XPConnect prototype for our classinfo, PostCreateProto will
// set up the prototype chain.
nsCOMPtr<nsIXPConnectJSObjectHolder> proto_holder;
rv = GetXPCProto(sXPConnect, cx, aWin, name_struct,
getter_AddRefs(proto_holder));
if (NS_SUCCEEDED(rv) && obj != aWin->GetGlobalJSObject()) {
JS::Rooted<JSObject*> dot_prototype(cx);
rv = proto_holder->GetJSObject(dot_prototype.address());
NS_ENSURE_SUCCESS(rv, rv);
const nsDOMClassInfoData *ci_data;
if (name_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
ci_data = &sClassInfoData[name_struct->mDOMClassInfoID];
} else {
ci_data = name_struct->mData;
}
return ResolvePrototype(sXPConnect, aWin, cx, obj, class_name, ci_data,
name_struct, nameSpaceManager, dot_prototype,
true, did_resolve);
}
*did_resolve = NS_SUCCEEDED(rv);
return rv;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeClassProto) {
// We don't have a XPConnect prototype object, let ResolvePrototype create
// one.
return ResolvePrototype(sXPConnect, aWin, cx, obj, class_name, nullptr,
name_struct, nameSpaceManager, nullptr, true,
did_resolve);
}
if (name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructorAlias) {
const nsGlobalNameStruct *alias_struct =
nameSpaceManager->GetConstructorProto(name_struct);
NS_ENSURE_TRUE(alias_struct, NS_ERROR_UNEXPECTED);
// We need to use the XPConnect prototype for the DOM class that this
// constructor is an alias for (for example for Image we need the prototype
// for HTMLImageElement).
nsCOMPtr<nsIXPConnectJSObjectHolder> proto_holder;
rv = GetXPCProto(sXPConnect, cx, aWin, alias_struct,
getter_AddRefs(proto_holder));
NS_ENSURE_SUCCESS(rv, rv);
JSObject* dot_prototype;
rv = proto_holder->GetJSObject(&dot_prototype);
NS_ENSURE_SUCCESS(rv, rv);
const nsDOMClassInfoData *ci_data;
if (alias_struct->mType == nsGlobalNameStruct::eTypeClassConstructor) {
ci_data = &sClassInfoData[alias_struct->mDOMClassInfoID];
} else if (alias_struct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
ci_data = alias_struct->mData;
} else {
return NS_ERROR_UNEXPECTED;
}
return ResolvePrototype(sXPConnect, aWin, cx, obj, class_name, ci_data,
name_struct, nameSpaceManager, nullptr, true,
did_resolve);
}
if (name_struct->mType == nsGlobalNameStruct::eTypeExternalConstructor) {
nsRefPtr<nsDOMConstructor> constructor;
rv = nsDOMConstructor::Create(class_name, nullptr, name_struct,
static_cast<nsPIDOMWindow*>(aWin),
getter_AddRefs(constructor));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> val(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, obj, constructor, &NS_GET_IID(nsIDOMDOMConstructor),
false, val.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
rv = constructor->Install(cx, obj, val);
NS_ENSURE_SUCCESS(rv, rv);
JSObject* class_obj;
holder->GetJSObject(&class_obj);
NS_ASSERTION(class_obj, "Why didn't we get a JSObject?");
*did_resolve = true;
return NS_OK;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeProperty) {
if (name_struct->mChromeOnly && !nsContentUtils::IsCallerChrome())
return NS_OK;
nsCOMPtr<nsISupports> native(do_CreateInstance(name_struct->mCID, &rv));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> prop_val(cx, JS::UndefinedValue()); // Property value.
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsCOMPtr<nsIDOMGlobalPropertyInitializer> gpi(do_QueryInterface(native));
if (gpi) {
rv = gpi->Init(aWin, prop_val.address());
NS_ENSURE_SUCCESS(rv, rv);
}
if (JSVAL_IS_PRIMITIVE(prop_val) && !JSVAL_IS_NULL(prop_val)) {
JSObject *scope;
if (aWin->IsOuterWindow()) {
nsGlobalWindow *inner = aWin->GetCurrentInnerWindowInternal();
NS_ENSURE_TRUE(inner, NS_ERROR_UNEXPECTED);
scope = inner->GetGlobalJSObject();
} else {
scope = aWin->GetGlobalJSObject();
}
rv = WrapNative(cx, scope, native, true, prop_val.address(),
getter_AddRefs(holder));
}
NS_ENSURE_SUCCESS(rv, rv);
if (!JS_WrapValue(cx, prop_val.address())) {
return NS_ERROR_UNEXPECTED;
}
JSBool ok = ::JS_DefinePropertyById(cx, obj, id, prop_val,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE);
*did_resolve = true;
return ok ? NS_OK : NS_ERROR_FAILURE;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeDynamicNameSet) {
nsCOMPtr<nsIScriptExternalNameSet> nameset =
do_CreateInstance(name_struct->mCID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsIScriptContext *context = aWin->GetContext();
NS_ENSURE_TRUE(context, NS_ERROR_UNEXPECTED);
rv = nameset->InitializeNameSet(context);
*did_resolve = true;
}
return rv;
}
// Native code for window._content getter, this simply maps
// window._content to window.content for backwards compatibility only.
static JSBool
ContentWindowGetter(JSContext *cx, unsigned argc, jsval *vp)
{
JSObject *obj = JS_THIS_OBJECT(cx, vp);
if (!obj)
return JS_FALSE;
return ::JS_GetProperty(cx, obj, "content", vp);
}
template<class Interface>
static nsresult
LocationSetterGuts(JSContext *cx, JSObject *obj, jsval *vp)
{
// This function duplicates some of the logic in XPC_WN_HelperSetProperty
obj = js::CheckedUnwrap(obj, /* stopAtOuter = */ false);
if (!IS_WN_WRAPPER(obj))
return NS_ERROR_XPC_BAD_CONVERT_JS;
XPCWrappedNative *wrapper = XPCWrappedNative::Get(obj);
// The error checks duplicate code in THROW_AND_RETURN_IF_BAD_WRAPPER
NS_ENSURE_TRUE(!wrapper || wrapper->IsValid(), NS_ERROR_XPC_HAS_BEEN_SHUTDOWN);
nsCOMPtr<Interface> xpcomObj = do_QueryWrappedNative(wrapper, obj);
NS_ENSURE_TRUE(xpcomObj, NS_ERROR_UNEXPECTED);
nsCOMPtr<nsIDOMLocation> location;
nsresult rv = xpcomObj->GetLocation(getter_AddRefs(location));
NS_ENSURE_SUCCESS(rv, rv);
// Grab the value we're being set to before we stomp on |vp|
JS::Rooted<JSString*> val(cx, ::JS_ValueToString(cx, *vp));
NS_ENSURE_TRUE(val, NS_ERROR_UNEXPECTED);
// Make sure |val| stays alive below
JS::Anchor<JSString *> anchor(val);
// We have to wrap location into vp before null-checking location, to
// avoid assigning the wrong thing into the slot.
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), location,
&NS_GET_IID(nsIDOMLocation), true, vp,
getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
if (!location) {
// Make this a no-op
return NS_OK;
}
nsDependentJSString depStr;
NS_ENSURE_TRUE(depStr.init(cx, val), NS_ERROR_UNEXPECTED);
return location->SetHref(depStr);
}
template<class Interface>
static JSBool
LocationSetter(JSContext *cx, JSHandleObject obj, JSHandleId id, JSBool strict,
JSMutableHandleValue vp)
{
nsresult rv = LocationSetterGuts<Interface>(cx, obj, vp.address());
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
return JS_TRUE;
}
static JSBool
LocationSetterUnwrapper(JSContext *cx, JSHandleObject obj_, JSHandleId id, JSBool strict,
JSMutableHandleValue vp)
{
JS::RootedObject obj(cx, obj_);
JSObject *wrapped = XPCWrapper::UnsafeUnwrapSecurityWrapper(obj);
if (wrapped) {
obj = wrapped;
}
return LocationSetter<nsIDOMWindow>(cx, obj, id, strict, vp);
}
struct InterfaceShimEntry {
const char *geckoName;
const char *domName;
};
// We add shims from Components.interfaces.nsIDOMFoo to window.Foo for each
// interface that has interface constants that sites might be getting off
// of Ci.
const InterfaceShimEntry kInterfaceShimMap[] =
{ { "nsIDOMFileReader", "FileReader" },
{ "nsIXMLHttpRequest", "XMLHttpRequest" },
{ "nsIDOMDOMException", "DOMException" },
{ "nsIDOMNode", "Node" },
{ "nsIDOMUserDataHandler", "UserDataHandler" },
{ "nsIDOMCSSPrimitiveValue", "CSSPrimitiveValue" },
{ "nsIDOMCSSRule", "CSSRule" },
{ "nsIDOMCSSValue", "CSSValue" },
{ "nsIDOMEvent", "Event" },
{ "nsIDOMNSEvent", "Event" },
{ "nsIDOMKeyEvent", "KeyEvent" },
{ "nsIDOMMouseEvent", "MouseEvent" },
{ "nsIDOMMouseScrollEvent", "MouseScrollEvent" },
{ "nsIDOMMutationEvent", "MutationEvent" },
{ "nsIDOMSimpleGestureEvent", "SimpleGestureEvent" },
{ "nsIDOMUIEvent", "UIEvent" },
{ "nsIDOMGeoPositionError", "GeoPositionError" },
{ "nsIDOMHTMLMediaElement", "HTMLMediaElement" },
{ "nsIDOMMediaError", "MediaError" },
{ "nsIDOMLoadStatus", "LoadStatus" },
{ "nsIDOMOfflineResourceList", "OfflineResourceList" },
{ "nsIDOMRange", "Range" },
{ "nsIDOMSVGFETurbulenceElement", "SVGFETurbulenceElement" },
{ "nsIDOMSVGFEMorphologyElement", "SVGFEMorphologyElement" },
{ "nsIDOMSVGFEConvolveMatrixElement", "SVGFEConvolveMatrixElement" },
{ "nsIDOMSVGFEDisplacementMapElement", "SVGFEDisplacementMapElement" },
{ "nsIDOMSVGLength", "SVGLength" },
{ "nsIDOMSVGUnitTypes", "SVGUnitTypes" },
{ "nsIDOMNodeFilter", "NodeFilter" },
{ "nsIDOMXPathNamespace", "XPathNamespace" },
{ "nsIDOMXPathResult", "XPathResult" },
{ "nsIDOMXULButtonElement", "XULButtonElement" },
{ "nsIDOMXULCheckboxElement", "XULCheckboxElement" },
{ "nsIDOMXULPopupElement", "XULPopupElement" } };
static nsresult
DefineComponentsShim(JSContext *cx, JS::HandleObject global)
{
// Keep track of how often this happens.
Telemetry::Accumulate(Telemetry::COMPONENTS_SHIM_ACCESSED_BY_CONTENT, true);
// Create a fake Components object.
JS::Rooted<JSObject*> components(cx, JS_NewObject(cx, nullptr, nullptr, global));
NS_ENSURE_TRUE(components, NS_ERROR_OUT_OF_MEMORY);
bool ok = JS_DefineProperty(cx, global, "Components", JS::ObjectValue(*components),
JS_PropertyStub, JS_StrictPropertyStub, JSPROP_ENUMERATE);
NS_ENSURE_TRUE(ok, NS_ERROR_OUT_OF_MEMORY);
// Create a fake interfaces object.
JS::Rooted<JSObject*> interfaces(cx, JS_NewObject(cx, nullptr, nullptr, global));
NS_ENSURE_TRUE(interfaces, NS_ERROR_OUT_OF_MEMORY);
ok = JS_DefineProperty(cx, components, "interfaces", JS::ObjectValue(*interfaces),
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE | JSPROP_PERMANENT | JSPROP_READONLY);
NS_ENSURE_TRUE(ok, NS_ERROR_OUT_OF_MEMORY);
// Define a bunch of shims from the Ci.nsIDOMFoo to window.Foo for DOM
// interfaces with constants.
for (uint32_t i = 0; i < ArrayLength(kInterfaceShimMap); ++i) {
// Grab the names from the table.
const char *geckoName = kInterfaceShimMap[i].geckoName;
const char *domName = kInterfaceShimMap[i].domName;
// Look up the appopriate interface object on the global.
JS::Rooted<JS::Value> v(cx, JS::UndefinedValue());
ok = JS_GetProperty(cx, global, domName, v.address());
NS_ENSURE_TRUE(ok, NS_ERROR_OUT_OF_MEMORY);
if (!v.isObject()) {
NS_WARNING("Unable to find interface object on global");
continue;
}
// Define the shim on the interfaces object.
ok = JS_DefineProperty(cx, interfaces, geckoName, v,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE | JSPROP_PERMANENT | JSPROP_READONLY);
NS_ENSURE_TRUE(ok, NS_ERROR_OUT_OF_MEMORY);
}
return NS_OK;
}
NS_IMETHODIMP
nsWindowSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj_, jsid id_, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::RootedObject obj(cx, obj_);
JS::RootedId id(cx, id_);
if (!JSID_IS_STRING(id)) {
return NS_OK;
}
MOZ_ASSERT(*_retval == true); // guaranteed by XPC_WN_Helper_NewResolve
if (id == XPCJSRuntime::Get()->GetStringID(XPCJSRuntime::IDX_COMPONENTS)) {
*objp = obj;
return DefineComponentsShim(cx, obj);
}
nsGlobalWindow *win = nsGlobalWindow::FromWrapper(wrapper);
MOZ_ASSERT(win->IsInnerWindow());
nsIScriptContext *my_context = win->GetContextInternal();
// Don't resolve standard classes on XrayWrappers, only resolve them if we're
// resolving on the real global object.
if (!xpc::WrapperFactory::IsXrayWrapper(obj)) {
JSBool did_resolve = JS_FALSE;
JSBool ok = JS_TRUE;
JS::Rooted<JS::Value> exn(cx, JSVAL_VOID);
{
// Resolve standard classes on my_context's JSContext (or on cx,
// if we don't have a my_context yet), in case the two contexts
// have different origins. We want lazy standard class
// initialization to behave as if it were done eagerly, on each
// window's own context (not on some other window-caller's
// context).
AutoPushJSContext my_cx(my_context ? my_context->GetNativeContext() : cx);
JSAutoRequest ar(my_cx);
JSAutoCompartment ac(my_cx, obj);
ok = JS_ResolveStandardClass(my_cx, obj, id, &did_resolve);
if (!ok) {
// Trust the JS engine (or the script security manager) to set
// the exception in the JS engine.
if (!JS_GetPendingException(my_cx, exn.address())) {
return NS_ERROR_UNEXPECTED;
}
// Return NS_OK to avoid stomping over the exception that was passed
// down from the ResolveStandardClass call.
// Note that the order of the JS_ClearPendingException and
// JS_SetPendingException is important in the case that my_cx == cx.
JS_ClearPendingException(my_cx);
}
}
if (!ok) {
JS_SetPendingException(cx, exn);
*_retval = JS_FALSE;
return NS_OK;
}
if (did_resolve) {
*objp = obj;
return NS_OK;
}
}
// We want this code to be before the child frame lookup code
// below so that a child frame named 'constructor' doesn't
// shadow the window's constructor property.
if (sConstructor_id == id) {
return ResolveConstructor(cx, obj, objp);
}
if (!my_context || !my_context->IsContextInitialized()) {
// The context is not yet initialized so there's nothing we can do
// here yet.
return NS_OK;
}
if (sLocation_id == id) {
// This must be done even if we're just getting the value of
// window.location (i.e. no checking flags & JSRESOLVE_ASSIGNING
// here) since we must define window.location to prevent the
// getter from being overriden (for security reasons).
nsCOMPtr<nsIDOMLocation> location;
nsresult rv = win->GetLocation(getter_AddRefs(location));
NS_ENSURE_SUCCESS(rv, rv);
// Make sure we wrap the location object in the window's scope.
JS::Rooted<JSObject*> scope(cx);
wrapper->GetJSObject(scope.address());
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
JS::Rooted<JS::Value> v(cx);
rv = WrapNative(cx, scope, location, &NS_GET_IID(nsIDOMLocation), true,
v.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
JSBool ok = JS_WrapValue(cx, v.address()) &&
JS_DefinePropertyById(cx, obj, id, v, JS_PropertyStub,
LocationSetterUnwrapper,
JSPROP_PERMANENT | JSPROP_ENUMERATE);
if (!ok) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
if (sTop_id == id) {
nsCOMPtr<nsIDOMWindow> top;
nsresult rv = win->GetScriptableTop(getter_AddRefs(top));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, obj, top, &NS_GET_IID(nsIDOMWindow), true,
v.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
// Hold on to the top window object as a global property so we
// don't need to worry about losing expando properties etc.
if (!JS_DefinePropertyById(cx, obj, id, v, JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_READONLY | JSPROP_PERMANENT |
JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
// Handle resolving if id refers to a name resolved by DOM worker code.
JS::RootedObject tmp(cx, NULL);
if (!ResolveWorkerClasses(cx, obj, id, flags, &tmp)) {
return NS_ERROR_FAILURE;
}
if (tmp) {
*objp = tmp;
return NS_OK;
}
// Check for names managed by the script namespace manager. Call
// GlobalResolve() after we call FindChildWithName() so that named child
// frames will override external properties which have been registered with
// the script namespace manager -- pages must be able to depend on frame
// names working no matter how Gecko's been configured.
bool did_resolve = false;
nsresult rv = GlobalResolve(win, cx, obj, id, &did_resolve);
NS_ENSURE_SUCCESS(rv, rv);
if (did_resolve) {
*objp = obj;
return NS_OK;
}
if (s_content_id == id) {
// Map window._content to window.content for backwards
// compatibility, this should spit out an message on the JS
// console.
JS::Rooted<JSObject*> windowObj(cx, js::CheckedUnwrap(obj, /* stopAtOuter = */ false));
NS_ENSURE_TRUE(windowObj, NS_ERROR_DOM_SECURITY_ERR);
JS::Rooted<JSObject*> funObj(cx);
{
JSAutoCompartment ac(cx, windowObj);
JSFunction *fun = ::JS_NewFunction(cx, ContentWindowGetter, 0, 0,
windowObj, "_content");
if (!fun) {
return NS_ERROR_OUT_OF_MEMORY;
}
funObj = ::JS_GetFunctionObject(fun);
}
if (!JS_WrapObject(cx, funObj.address()) ||
!JS_DefinePropertyById(cx, obj, id, JSVAL_VOID,
JS_DATA_TO_FUNC_PTR(JSPropertyOp, funObj.get()),
JS_StrictPropertyStub,
JSPROP_ENUMERATE | JSPROP_GETTER |
JSPROP_SHARED)) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
if (flags & JSRESOLVE_ASSIGNING) {
if (IsReadonlyReplaceable(id)) {
// A readonly "replaceable" property is being set. Define the property
// on obj with the value undefined to override the predefined property.
// This isn't quite what WebIDL requires for [Replaceable] properties,
// but it'll do until we move Window over to the new DOM bindings.
JSAutoRequest ar(cx);
if (!::JS_DefinePropertyById(cx, obj, id, JSVAL_VOID, JS_PropertyStub,
JS_StrictPropertyStub, JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
} else {
if (sNavigator_id == id) {
nsCOMPtr<nsIDOMNavigator> navigator;
rv = win->GetNavigator(getter_AddRefs(navigator));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, obj, navigator, &NS_GET_IID(nsIDOMNavigator), true,
v.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
// Hold on to the navigator object as a global property so we
// don't need to worry about losing expando properties etc.
if (!::JS_DefinePropertyById(cx, obj, id, v,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_READONLY | JSPROP_PERMANENT |
JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
if (sDocument_id == id) {
nsCOMPtr<nsIDocument> document = win->GetDoc();
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), document, document,
&NS_GET_IID(nsIDOMDocument), v.address(), getter_AddRefs(holder),
false);
NS_ENSURE_SUCCESS(rv, rv);
// The PostCreate hook for the document will handle defining the
// property
*objp = obj;
// NB: We need to do this for any Xray wrapper.
if (xpc::WrapperFactory::IsXrayWrapper(obj)) {
// Unless our object is a native wrapper, in which case we have to
// define it ourselves.
*_retval = JS_WrapValue(cx, v.address()) &&
JS_DefineProperty(cx, obj, "document", v,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_READONLY | JSPROP_ENUMERATE);
if (!*_retval) {
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
if (sDialogArguments_id == id && win->IsModalContentWindow()) {
nsCOMPtr<nsIArray> args;
((nsGlobalModalWindow *)win)->GetDialogArguments(getter_AddRefs(args));
nsIScriptContext *script_cx = win->GetContext();
if (script_cx) {
// Make nsJSContext::SetProperty()'s magic argument array
// handling happen.
rv = script_cx->SetProperty(obj, "dialogArguments", args);
NS_ENSURE_SUCCESS(rv, rv);
*objp = obj;
}
return NS_OK;
}
}
rv = nsDOMGenericSH::NewResolve(wrapper, cx, obj, id, flags, objp,
_retval);
if (NS_FAILED(rv) || *objp) {
// Something went wrong, or the property got resolved. Return.
return rv;
}
// Make a fast expando if we're assigning to (not declaring or
// binding a name) a new undefined property that's not already
// defined on our prototype chain. This way we can access this
// expando w/o ever getting back into XPConnect.
if (flags & JSRESOLVE_ASSIGNING) {
JS::Rooted<JSObject*> realObj(cx);
wrapper->GetJSObject(realObj.address());
if (obj == realObj) {
JS::Rooted<JSObject*> proto(cx);
if (!js::GetObjectProto(cx, obj, &proto)) {
*_retval = JS_FALSE;
return NS_OK;
}
if (proto) {
JS::Rooted<JSObject*> pobj(cx);
jsval val;
if (!::JS_LookupPropertyWithFlagsById(cx, proto, id, flags,
pobj.address(), &val)) {
*_retval = JS_FALSE;
return NS_OK;
}
if (pobj) {
// A property was found on the prototype chain.
*objp = pobj;
return NS_OK;
}
}
// Define a fast expando. The key here is to use JS_PropertyStub as the
// getter/setter, which makes us stay out of XPConnect when using this
// property.
//
// We're adding a new property here, so we don't need to worry about
// conflicting with any existing ones.
//
// Since we always create the undeclared property here, shortcutting the
// normal process, we go out of our way to tell the JS engine to report
// strict warnings/errors using js::ReportIfUndeclaredVarAssignment.
JS::Rooted<JSString*> str(cx, JSID_TO_STRING(id));
if (!js::ReportIfUndeclaredVarAssignment(cx, str) ||
!::JS_DefinePropertyById(cx, obj, id, JSVAL_VOID, JS_PropertyStub,
JS_StrictPropertyStub, JSPROP_ENUMERATE)) {
*_retval = JS_FALSE;
return NS_OK;
}
*objp = obj;
}
}
return NS_OK;
}
NS_IMETHODIMP
nsWindowSH::Finalize(nsIXPConnectWrappedNative *wrapper, JSFreeOp *fop,
JSObject *obj)
{
nsCOMPtr<nsIScriptGlobalObject> sgo(do_QueryWrappedNative(wrapper));
NS_ENSURE_TRUE(sgo, NS_ERROR_UNEXPECTED);
sgo->OnFinalize(obj);
return NS_OK;
}
NS_IMETHODIMP
nsWindowSH::OuterObject(nsIXPConnectWrappedNative *wrapper, JSContext * cx,
JSObject * obj, JSObject * *_retval)
{
nsGlobalWindow *origWin = nsGlobalWindow::FromWrapper(wrapper);
nsGlobalWindow *win = origWin->GetOuterWindowInternal();
if (!win) {
// If we no longer have an outer window. No code should ever be
// running on a window w/o an outer, which means this hook should
// never be called when we have no outer. But just in case, return
// null to prevent leaking an inner window to code in a different
// window.
*_retval = nullptr;
return NS_ERROR_UNEXPECTED;
}
JS::Rooted<JSObject*> winObj(cx, win->FastGetGlobalJSObject());
MOZ_ASSERT(winObj);
// Note that while |wrapper| is same-compartment with cx, the outer window
// might not be. If we're running script in an inactive scope and evalute
// |this|, the outer window is actually a cross-compartment wrapper. So we
// need to wrap here.
if (!JS_WrapObject(cx, winObj.address())) {
*_retval = nullptr;
return NS_ERROR_UNEXPECTED;
}
*_retval = winObj;
return NS_OK;
}
// DOM Location helper
NS_IMETHODIMP
nsLocationSH::CheckAccess(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, uint32_t mode,
jsval *vp, bool *_retval)
{
if ((mode & JSACC_TYPEMASK) == JSACC_PROTO && (mode & JSACC_WRITE)) {
// No setting location.__proto__, ever!
// Let XPConnect know that the access was not granted.
*_retval = false;
return NS_ERROR_DOM_SECURITY_ERR;
}
return nsDOMGenericSH::CheckAccess(wrapper, cx, obj, id, mode, vp, _retval);
}
NS_IMETHODIMP
nsLocationSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
// window.location can be held onto by both evil pages that want to track the
// user's progress on the web and bookmarklets that want to use the location
// object. Parent it to the outer window so that access checks do the Right
// Thing.
*parentObj = globalObj;
nsCOMPtr<nsIDOMLocation> safeLoc(do_QueryInterface(nativeObj));
if (!safeLoc) {
// Oops, this wasn't really a location object. This can happen if someone
// tries to use our scriptable helper as a real object and tries to wrap
// it, see bug 319296
return NS_OK;
}
nsLocation *loc = (nsLocation *)safeLoc.get();
nsIDocShell *ds = loc->GetDocShell();
if (!ds) {
NS_WARNING("Refusing to create a location in the wrong scope");
return NS_ERROR_UNEXPECTED;
}
nsCOMPtr<nsIScriptGlobalObject> sgo = do_GetInterface(ds);
if (!sgo) {
NS_WARNING("Refusing to create a location in the wrong scope because the "
"docshell is being destroyed");
return NS_ERROR_UNEXPECTED;
}
*parentObj = sgo->GetGlobalJSObject();
return *parentObj ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsLocationSH::AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, bool *_retval)
{
// Shadowing protection. This will go away when nsLocation moves to the new
// bindings.
if (wrapper->HasNativeMember(id)) {
JS_ReportError(cx, "Permission denied to shadow native property");
return NS_ERROR_FAILURE;
}
return NS_OK;
}
// DOM Navigator helper
NS_IMETHODIMP
nsNavigatorSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
if (!JSID_IS_STRING(id)) {
return NS_OK;
}
nsScriptNameSpaceManager *nameSpaceManager =
nsJSRuntime::GetNameSpaceManager();
NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
nsDependentJSString name(id);
const nsGlobalNameStruct* name_struct =
nameSpaceManager->LookupNavigatorName(name);
if (!name_struct) {
return NS_OK;
}
if (name_struct->mType == nsGlobalNameStruct::eTypeNewDOMBinding) {
mozilla::dom::ConstructNavigatorProperty construct = name_struct->mConstructNavigatorProperty;
MOZ_ASSERT(construct);
if (name_struct->mPrefEnabled && !(*name_struct->mPrefEnabled)()) {
return NS_OK;
}
JS::Rooted<JSObject*> naviObj(cx, js::CheckedUnwrap(obj, /* stopAtOuter = */ false));
NS_ENSURE_TRUE(naviObj, NS_ERROR_DOM_SECURITY_ERR);
JS::Rooted<JSObject*> domObject(cx);
{
JSAutoCompartment ac(cx, naviObj);
domObject = construct(cx, naviObj);
if (!domObject) {
return NS_ERROR_FAILURE;
}
}
if (!JS_WrapObject(cx, domObject.address()) ||
!JS_DefinePropertyById(cx, obj, id,
JS::ObjectValue(*domObject),
nullptr, nullptr, JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
*_retval = true;
*objp = obj;
return NS_OK;
}
NS_ASSERTION(name_struct->mType == nsGlobalNameStruct::eTypeNavigatorProperty,
"unexpected type");
nsresult rv = NS_OK;
nsCOMPtr<nsISupports> native(do_CreateInstance(name_struct->mCID, &rv));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> prop_val(cx, JS::UndefinedValue()); // Property value.
nsCOMPtr<nsIDOMGlobalPropertyInitializer> gpi(do_QueryInterface(native));
if (gpi) {
nsCOMPtr<nsIDOMNavigator> navigator = do_QueryWrappedNative(wrapper);
nsIDOMWindow *window = static_cast<Navigator*>(navigator.get())->GetWindow();
NS_ENSURE_TRUE(window, NS_ERROR_UNEXPECTED);
rv = gpi->Init(window, prop_val.address());
NS_ENSURE_SUCCESS(rv, rv);
}
if (JSVAL_IS_PRIMITIVE(prop_val) && !JSVAL_IS_NULL(prop_val)) {
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, obj, native, true, prop_val.address(),
getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
}
if (!JS_WrapValue(cx, prop_val.address())) {
return NS_ERROR_UNEXPECTED;
}
JSBool ok = ::JS_DefinePropertyById(cx, obj, id, prop_val,
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_ENUMERATE);
*_retval = true;
*objp = obj;
return ok ? NS_OK : NS_ERROR_FAILURE;
}
// static
nsresult
nsNavigatorSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
// window.navigator can hold expandos and thus we need to only ever
// create one wrapper per navigator object so that expandos are
// visible independently of who's looking it up.
*parentObj = globalObj;
nsCOMPtr<nsIDOMNavigator> safeNav(do_QueryInterface(nativeObj));
if (!safeNav) {
// Oops, this wasn't really a navigator object. This can happen if someone
// tries to use our scriptable helper as a real object and tries to wrap
// it, see bug 319296.
return NS_OK;
}
Navigator *nav = static_cast<Navigator*>(safeNav.get());
nsGlobalWindow *win = static_cast<nsGlobalWindow*>(nav->GetWindow());
if (!win) {
NS_WARNING("Refusing to create a navigator in the wrong scope");
return NS_ERROR_UNEXPECTED;
}
return SetParentToWindow(win, parentObj);
}
// DOM Node helper
NS_IMETHODIMP
nsNodeSH::PreCreate(nsISupports *nativeObj, JSContext *cx, JSObject *aGlobalObj,
JSObject **parentObj)
{
JS::Rooted<JSObject*> globalObj(cx, aGlobalObj);
nsINode *node = static_cast<nsINode*>(nativeObj);
#ifdef DEBUG
{
nsCOMPtr<nsINode> node_qi(do_QueryInterface(nativeObj));
// If this assertion fires the QI implementation for the object in
// question doesn't use the nsINode pointer as the nsISupports
// pointer. That must be fixed, or we'll crash...
NS_ABORT_IF_FALSE(node_qi == node, "Uh, fix QI!");
}
#endif
// Make sure that we get the owner document of the content node, in case
// we're in document teardown. If we are, it's important to *not* use
// globalObj as the nodes parent since that would give the node the
// principal of globalObj (i.e. the principal of the document that's being
// loaded) and not the principal of the document that's being unloaded.
// See http://bugzilla.mozilla.org/show_bug.cgi?id=227417
nsIDocument* doc = node->OwnerDoc();
nsINode *native_parent;
bool nodeIsElement = node->IsElement();
if (nodeIsElement && node->AsElement()->IsXUL()) {
// For XUL elements, use the parent, if any.
native_parent = node->GetParent();
if (!native_parent) {
native_parent = doc;
}
} else if (!node->IsNodeOfType(nsINode::eDOCUMENT)) {
NS_ASSERTION(node->IsNodeOfType(nsINode::eCONTENT) ||
node->IsNodeOfType(nsINode::eATTRIBUTE),
"Unexpected node type");
// For attributes and non-XUL content, use the document as scope parent.
native_parent = doc;
// But for HTML form controls, use the form as scope parent.
if (nodeIsElement) {
if (node->IsNodeOfType(nsINode::eHTML_FORM_CONTROL)) {
nsCOMPtr<nsIFormControl> form_control(do_QueryInterface(node));
if (form_control) {
Element *form = form_control->GetFormElement();
if (form) {
// Found a form, use it.
native_parent = form;
}
}
}
else {
// Legend isn't an HTML form control but should have its fieldset form
// as scope parent at least for backward compatibility.
HTMLLegendElement *legend =
HTMLLegendElement::FromContent(node->AsElement());
if (legend) {
Element *form = legend->GetFormElement();
if (form) {
native_parent = form;
}
}
}
}
} else {
// We're called for a document object; set the parent to be the
// document's global object
// Document should know its global but if the owner window of the
// document is already dead at this point, then just throw.
nsIGlobalObject* scope = doc->GetScopeObject();
NS_ENSURE_TRUE(scope, NS_ERROR_UNEXPECTED);
*parentObj = scope->GetGlobalJSObject();
// Guarding against the case when the native global is still alive
// but the JS global is not.
NS_ENSURE_TRUE(*parentObj, NS_ERROR_UNEXPECTED);
// No slim wrappers for a document's scope object.
return node->ChromeOnlyAccess() ?
NS_SUCCESS_CHROME_ACCESS_ONLY : NS_OK;
}
// XXXjst: Maybe we need to find the global to use from the
// nsIScriptGlobalObject that's reachable from the node we're about
// to wrap here? But that's not always reachable, let's use
// globalObj for now...
nsresult rv = WrapNativeParent(cx, globalObj, native_parent, parentObj);
NS_ENSURE_SUCCESS(rv, rv);
return node->ChromeOnlyAccess() ?
NS_SUCCESS_CHROME_ACCESS_ONLY : NS_SUCCESS_ALLOW_SLIM_WRAPPERS;
}
NS_IMETHODIMP
nsNodeSH::AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, bool *_retval)
{
nsNodeSH::PreserveWrapper(GetNative(wrapper, obj));
return NS_OK;
}
NS_IMETHODIMP
nsNodeSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid id, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
if (id == sOnload_id || id == sOnerror_id) {
// Make sure that this node can't go away while waiting for a
// network load that could fire an event handler.
// XXXbz won't this fail if the listener is added using
// addEventListener? On the other hand, even if I comment this
// code out I can't seem to reproduce the bug it was trying to
// fix....
nsNodeSH::PreserveWrapper(GetNative(wrapper, obj));
}
return nsDOMGenericSH::NewResolve(wrapper, cx, obj, id, flags, objp,
_retval);
}
NS_IMETHODIMP
nsNodeSH::GetFlags(uint32_t *aFlags)
{
*aFlags = DOMCLASSINFO_STANDARD_FLAGS | nsIClassInfo::CONTENT_NODE;
return NS_OK;
}
void
nsNodeSH::PreserveWrapper(nsISupports *aNative)
{
nsINode *node = static_cast<nsINode*>(aNative);
nsContentUtils::PreserveWrapper(aNative, node);
}
// EventTarget helper
NS_IMETHODIMP
nsEventTargetSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *aGlobalObj, JSObject **parentObj)
{
JS::Rooted<JSObject*> globalObj(cx, aGlobalObj);
nsDOMEventTargetHelper *target =
nsDOMEventTargetHelper::FromSupports(nativeObj);
nsCOMPtr<nsIScriptGlobalObject> native_parent;
target->GetParentObject(getter_AddRefs(native_parent));
*parentObj = native_parent ? native_parent->GetGlobalJSObject() : globalObj;
return *parentObj ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsEventTargetSH::AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, bool *_retval)
{
nsEventTargetSH::PreserveWrapper(GetNative(wrapper, obj));
return NS_OK;
}
void
nsEventTargetSH::PreserveWrapper(nsISupports *aNative)
{
nsDOMEventTargetHelper *target =
nsDOMEventTargetHelper::FromSupports(aNative);
nsContentUtils::PreserveWrapper(aNative, target);
}
// Event helper
NS_IMETHODIMP
nsEventSH::PreCreate(nsISupports* aNativeObj, JSContext* aCx,
JSObject* aGlobalObj, JSObject** aParentObj)
{
JS::Rooted<JSObject*> globalObj(aCx, aGlobalObj);
nsDOMEvent* event =
nsDOMEvent::FromSupports(aNativeObj);
nsCOMPtr<nsIScriptGlobalObject> native_parent;
event->GetParentObject(getter_AddRefs(native_parent));
*aParentObj = native_parent ? native_parent->GetGlobalJSObject() : globalObj;
return *aParentObj ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsEventSH::AddProperty(nsIXPConnectWrappedNative* aWrapper, JSContext* aCx,
JSObject* aObj, jsid Id, jsval* aVp, bool* aRetval)
{
nsEventSH::PreserveWrapper(GetNative(aWrapper, aObj));
return NS_OK;
}
void
nsEventSH::PreserveWrapper(nsISupports* aNative)
{
nsDOMEvent* event =
nsDOMEvent::FromSupports(aNative);
nsContentUtils::PreserveWrapper(aNative, event);
}
// IDBEventTarget helper
NS_IMETHODIMP
IDBEventTargetSH::PreCreate(nsISupports *aNativeObj, JSContext *aCx,
JSObject *aGlobalObj, JSObject **aParentObj)
{
JS::Rooted<JSObject*> globalObj(aCx, aGlobalObj);
IDBWrapperCache *target = IDBWrapperCache::FromSupports(aNativeObj);
JSObject *parent = target->GetParentObject();
*aParentObj = parent ? parent : globalObj;
return NS_OK;
}
// Element helper
NS_IMETHODIMP
nsElementSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
nsresult rv = nsNodeSH::PreCreate(nativeObj, cx, globalObj, parentObj);
NS_ENSURE_SUCCESS(rv, rv);
Element *element = static_cast<Element*>(nativeObj);
#ifdef DEBUG
{
nsCOMPtr<nsIContent> content_qi(do_QueryInterface(nativeObj));
// If this assertion fires the QI implementation for the object in
// question doesn't use the nsIContent pointer as the nsISupports
// pointer. That must be fixed, or we'll crash...
NS_ABORT_IF_FALSE(content_qi == element, "Uh, fix QI!");
}
#endif
nsIDocument *doc = element->HasFlag(NODE_FORCE_XBL_BINDINGS) ?
element->OwnerDoc() :
element->GetCurrentDoc();
if (!doc) {
return rv;
}
if (element->HasFlag(NODE_MAY_BE_IN_BINDING_MNGR) &&
doc->BindingManager()->GetBinding(element)) {
// Don't allow slim wrappers.
return rv == NS_SUCCESS_ALLOW_SLIM_WRAPPERS ? NS_OK : rv;
}
mozilla::css::URLValue *bindingURL;
bool ok = element->GetBindingURL(doc, &bindingURL);
NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
// Only allow slim wrappers if there's no binding.
if (!bindingURL) {
return rv;
}
element->SetFlags(NODE_ATTACH_BINDING_ON_POSTCREATE);
return rv == NS_SUCCESS_ALLOW_SLIM_WRAPPERS ? NS_OK : rv;
}
NS_IMETHODIMP
nsElementSH::PostCreate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj)
{
Element *element = static_cast<Element*>(wrapper->Native());
#ifdef DEBUG
{
nsCOMPtr<nsIContent> content_qi(do_QueryWrappedNative(wrapper));
// If this assertion fires the QI implementation for the object in
// question doesn't use the nsIContent pointer as the nsISupports
// pointer. That must be fixed, or we'll crash...
NS_ABORT_IF_FALSE(content_qi == element, "Uh, fix QI!");
}
#endif
nsIDocument* doc;
if (element->HasFlag(NODE_FORCE_XBL_BINDINGS)) {
doc = element->OwnerDoc();
}
else {
doc = element->GetCurrentDoc();
}
if (!doc) {
// There's no baseclass that cares about this call so we just
// return here.
return NS_OK;
}
// We must ensure that the XBL Binding is installed before we hand
// back this object.
if (!element->HasFlag(NODE_ATTACH_BINDING_ON_POSTCREATE)) {
// There's already a binding for this element so nothing left to
// be done here.
// In theory we could call ExecuteAttachedHandler here when it's safe to
// run script if we also removed the binding from the PAQ queue, but that
// seems like a scary change that would mosly just add more
// inconsistencies.
return NS_OK;
}
element->UnsetFlags(NODE_ATTACH_BINDING_ON_POSTCREATE);
// Make sure the style context goes away _before_ we load the binding
// since that can destroy the relevant presshell.
mozilla::css::URLValue *bindingURL;
bool ok = element->GetBindingURL(doc, &bindingURL);
NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
if (!bindingURL) {
// No binding, nothing left to do here.
return NS_OK;
}
nsCOMPtr<nsIURI> uri = bindingURL->GetURI();
nsCOMPtr<nsIPrincipal> principal = bindingURL->mOriginPrincipal;
// We have a binding that must be installed.
bool dummy;
nsXBLService* xblService = nsXBLService::GetInstance();
NS_ENSURE_TRUE(xblService, NS_ERROR_NOT_AVAILABLE);
nsRefPtr<nsXBLBinding> binding;
xblService->LoadBindings(element, uri, principal, getter_AddRefs(binding), &dummy);
if (binding) {
if (nsContentUtils::IsSafeToRunScript()) {
binding->ExecuteAttachedHandler();
}
else {
nsContentUtils::AddScriptRunner(
NS_NewRunnableMethod(binding, &nsXBLBinding::ExecuteAttachedHandler));
}
}
return NS_OK;
}
NS_IMETHODIMP
nsElementSH::PostTransplant(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj)
{
// XBL bindings are reapplied asynchronously when the node is inserted into a
// new document and frame construction occurs.
return NS_OK;
}
// Generic array scriptable helper.
NS_IMETHODIMP
nsGenericArraySH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
if (id == sLength_id) {
// Bail early; this isn't something we're interested in
return NS_OK;
}
bool is_number = false;
int32_t n = GetArrayIndexFromId(cx, id, &is_number);
if (is_number && n >= 0) {
// XXX The following is a cheap optimization to avoid hitting xpconnect to
// get the length. We may want to consider asking our concrete
// implementation for the length, and falling back onto the GetProperty if
// it doesn't provide one.
uint32_t length;
nsresult rv = GetLength(wrapper, cx, obj, &length);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t index = uint32_t(n);
if (index < length) {
*_retval = ::JS_DefineElement(cx, obj, index, JSVAL_VOID, nullptr, nullptr,
JSPROP_ENUMERATE | JSPROP_SHARED);
*objp = obj;
}
}
return NS_OK;
}
nsresult
nsGenericArraySH::GetLength(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, uint32_t *length)
{
*length = 0;
JS::Rooted<JS::Value> lenval(cx);
if (!JS_GetProperty(cx, obj, "length", lenval.address())) {
return NS_ERROR_UNEXPECTED;
}
if (!JSVAL_IS_INT(lenval)) {
// This can apparently happen with some sparse array impls falling back
// onto this code.
return NS_OK;
}
int32_t slen = JSVAL_TO_INT(lenval);
if (slen < 0) {
return NS_OK;
}
*length = (uint32_t)slen;
return NS_OK;
}
NS_IMETHODIMP
nsGenericArraySH::Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, bool *_retval)
{
// Recursion protection in case someone tries to be smart and call
// the enumerate hook from a user defined .length getter, or
// somesuch.
JS::Rooted<JSObject*> obj(cx, aObj);
static bool sCurrentlyEnumerating;
if (sCurrentlyEnumerating) {
// Don't recurse to death.
return NS_OK;
}
sCurrentlyEnumerating = true;
JS::Rooted<JS::Value> len_val(cx);
JSAutoRequest ar(cx);
JSBool ok = ::JS_GetProperty(cx, obj, "length", len_val.address());
if (ok && JSVAL_IS_INT(len_val)) {
int32_t length = JSVAL_TO_INT(len_val);
for (int32_t i = 0; ok && i < length; ++i) {
ok = ::JS_DefineElement(cx, obj, i, JSVAL_VOID, nullptr, nullptr,
JSPROP_ENUMERATE | JSPROP_SHARED);
}
}
sCurrentlyEnumerating = false;
return ok ? NS_OK : NS_ERROR_UNEXPECTED;
}
// Array scriptable helper
NS_IMETHODIMP
nsArraySH::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
bool is_number = false;
int32_t n = GetArrayIndexFromId(cx, id, &is_number);
nsresult rv = NS_OK;
if (is_number) {
if (n < 0) {
return NS_ERROR_DOM_INDEX_SIZE_ERR;
}
// Make sure rv == NS_OK here, so GetItemAt implementations that never fail
// don't have to set rv.
rv = NS_OK;
nsWrapperCache *cache = nullptr;
nsISupports* array_item =
GetItemAt(GetNative(wrapper, obj), n, &cache, &rv);
NS_ENSURE_SUCCESS(rv, rv);
if (array_item) {
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), array_item, cache,
true, vp);
NS_ENSURE_SUCCESS(rv, rv);
rv = NS_SUCCESS_I_DID_SOMETHING;
}
}
return rv;
}
// StringList scriptable helper
nsresult
nsStringListSH::GetStringAt(nsISupports *aNative, int32_t aIndex,
nsAString& aResult)
{
nsCOMPtr<nsIDOMDOMStringList> list(do_QueryInterface(aNative));
NS_ENSURE_TRUE(list, NS_ERROR_UNEXPECTED);
nsresult rv = list->Item(aIndex, aResult);
#ifdef DEBUG
if (DOMStringIsNull(aResult)) {
uint32_t length = 0;
list->GetLength(&length);
NS_ASSERTION(uint32_t(aIndex) >= length, "Item should only return null for out-of-bounds access");
}
#endif
return rv;
}
// Named Array helper
NS_IMETHODIMP
nsNamedArraySH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
if ((!(JSRESOLVE_ASSIGNING & flags)) && JSID_IS_STRING(id) &&
!ObjectIsNativeWrapper(cx, obj)) {
{
JS::Rooted<JSObject*> realObj(cx);
if (wrapper) {
wrapper->GetJSObject(realObj.address());
} else {
realObj = obj;
}
JSAutoCompartment ac(cx, realObj);
JS::Rooted<JSObject*> proto(cx);
if (!::JS_GetPrototype(cx, realObj, proto.address())) {
return NS_ERROR_FAILURE;
}
if (proto) {
JSBool hasProp;
if (!::JS_HasPropertyById(cx, proto, id, &hasProp)) {
*_retval = false;
return NS_ERROR_FAILURE;
}
if (hasProp) {
// We found the property we're resolving on the prototype,
// nothing left to do here then.
return NS_OK;
}
}
}
// Make sure rv == NS_OK here, so GetNamedItem implementations
// that never fail don't have to set rv.
nsresult rv = NS_OK;
nsWrapperCache *cache;
nsISupports* item = GetNamedItem(GetNative(wrapper, obj),
nsDependentJSString(id), &cache, &rv);
NS_ENSURE_SUCCESS(rv, rv);
if (item) {
*_retval = ::JS_DefinePropertyById(cx, obj, id, JSVAL_VOID, nullptr,
nullptr, JSPROP_ENUMERATE | JSPROP_SHARED);
*objp = obj;
return *_retval ? NS_OK : NS_ERROR_FAILURE;
}
}
return nsArraySH::NewResolve(wrapper, cx, obj, id, flags, objp, _retval);
}
NS_IMETHODIMP
nsNamedArraySH::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, jsval *vp,
bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
if (JSID_IS_STRING(id) && !ObjectIsNativeWrapper(cx, obj)) {
nsresult rv = NS_OK;
nsWrapperCache *cache = nullptr;
nsISupports* item = GetNamedItem(GetNative(wrapper, obj),
nsDependentJSString(id), &cache, &rv);
NS_ENSURE_SUCCESS(rv, rv);
if (item) {
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), item, cache,
true, vp);
NS_ENSURE_SUCCESS(rv, rv);
rv = NS_SUCCESS_I_DID_SOMETHING;
}
// Don't fall through to nsArraySH::GetProperty() here
return rv;
}
return nsArraySH::GetProperty(wrapper, cx, obj, id, vp, _retval);
}
NS_IMETHODIMP
nsDocumentSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
nsresult rv;
if (id == sLocation_id) {
// Define the location property on the document object itself so
// that we can intercept getting and setting of document.location.
nsCOMPtr<nsIDOMDocument> doc = do_QueryWrappedNative(wrapper, obj);
NS_ENSURE_TRUE(doc, NS_ERROR_UNEXPECTED);
nsCOMPtr<nsIDOMLocation> location;
rv = doc->GetLocation(getter_AddRefs(location));
NS_ENSURE_SUCCESS(rv, rv);
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), location,
&NS_GET_IID(nsIDOMLocation), true, v.address(),
getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
JSBool ok = ::JS_DefinePropertyById(cx, obj, id, v, JS_PropertyStub,
LocationSetter<nsIDOMDocument>,
JSPROP_PERMANENT | JSPROP_ENUMERATE);
if (!ok) {
return NS_ERROR_FAILURE;
}
*objp = obj;
return NS_OK;
}
return nsNodeSH::NewResolve(wrapper, cx, obj, id, flags, objp, _retval);
}
NS_IMETHODIMP
nsDocumentSH::GetFlags(uint32_t* aFlags)
{
*aFlags = DOMCLASSINFO_STANDARD_FLAGS;
return NS_OK;
}
NS_IMETHODIMP
nsDocumentSH::PostCreate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj)
{
JS::Rooted<JSObject*> obj(cx, aObj);
// If this is the current document for the window that's the script global
// object of this document, then define this document object on the window.
// That will make sure that the document is referenced (via window.document)
// and prevent it from going away in GC.
nsCOMPtr<nsIDocument> doc = do_QueryWrappedNative(wrapper);
if (!doc) {
return NS_ERROR_UNEXPECTED;
}
nsIScriptGlobalObject *sgo = doc->GetScriptGlobalObject();
nsCOMPtr<nsPIDOMWindow> win = do_QueryInterface(sgo);
if (!win) {
// No window, nothing else to do here
return NS_OK;
}
nsIDocument* currentDoc = win->GetExtantDoc();
if (SameCOMIdentity(doc, currentDoc)) {
JS::Rooted<JS::Value> winVal(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsresult rv = WrapNative(cx, obj, win, &NS_GET_IID(nsIDOMWindow), false,
winVal.address(), getter_AddRefs(holder));
NS_ENSURE_SUCCESS(rv, rv);
NS_NAMED_LITERAL_STRING(doc_str, "document");
if (!::JS_DefineUCProperty(cx, JSVAL_TO_OBJECT(winVal),
reinterpret_cast<const jschar *>
(doc_str.get()),
doc_str.Length(), OBJECT_TO_JSVAL(obj),
JS_PropertyStub, JS_StrictPropertyStub,
JSPROP_READONLY | JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
}
return NS_OK;
}
NS_IMETHODIMP
nsDocumentSH::PostTransplant(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj)
{
// Nothing to do here.
return NS_OK;
}
// HTMLDocument helper
static nsresult
ResolveImpl(JSContext *cx, nsIXPConnectWrappedNative *wrapper, jsid id,
nsISupports **result, nsWrapperCache **aCache)
{
nsHTMLDocument *doc =
static_cast<nsHTMLDocument*>(static_cast<nsINode*>(wrapper->Native()));
// 'id' is not always a string, it can be a number since document.1
// should map to <input name="1">. Thus we can't use
// JSVAL_TO_STRING() here.
JSString *str = IdToString(cx, id);
NS_ENSURE_TRUE(str, NS_ERROR_UNEXPECTED);
nsDependentJSString depStr;
NS_ENSURE_TRUE(depStr.init(cx, str), NS_ERROR_UNEXPECTED);
NS_IF_ADDREF(*result = doc->ResolveName(depStr, aCache));
return NS_OK;
}
static JSClass sHTMLDocumentAllClass = {
"HTML document.all class",
JSCLASS_HAS_PRIVATE | JSCLASS_PRIVATE_IS_NSISUPPORTS | JSCLASS_NEW_RESOLVE |
JSCLASS_EMULATES_UNDEFINED | JSCLASS_HAS_RESERVED_SLOTS(1),
JS_PropertyStub, /* addProperty */
JS_DeletePropertyStub, /* delProperty */
nsHTMLDocumentSH::DocumentAllGetProperty, /* getProperty */
JS_StrictPropertyStub, /* setProperty */
JS_EnumerateStub,
(JSResolveOp)nsHTMLDocumentSH::DocumentAllNewResolve,
JS_ConvertStub,
nsHTMLDocumentSH::ReleaseDocument,
nullptr, /* checkAccess */
nsHTMLDocumentSH::CallToGetPropMapper
};
static JSClass sHTMLDocumentAllHelperClass = {
"HTML document.all helper class",
JSCLASS_NEW_RESOLVE,
JS_PropertyStub, /* addProperty */
JS_DeletePropertyStub, /* delProperty */
nsHTMLDocumentSH::DocumentAllHelperGetProperty, /* getProperty */
JS_StrictPropertyStub, /* setProperty */
JS_EnumerateStub,
(JSResolveOp)nsHTMLDocumentSH::DocumentAllHelperNewResolve,
JS_ConvertStub
};
static JSClass sHTMLDocumentAllTagsClass = {
"HTML document.all.tags class",
JSCLASS_HAS_PRIVATE | JSCLASS_NEW_RESOLVE | JSCLASS_PRIVATE_IS_NSISUPPORTS,
JS_PropertyStub, /* addProperty */
JS_DeletePropertyStub, /* delProperty */
JS_PropertyStub, /* getProperty */
JS_StrictPropertyStub, /* setProperty */
JS_EnumerateStub,
(JSResolveOp)nsHTMLDocumentSH::DocumentAllTagsNewResolve,
JS_ConvertStub,
nsHTMLDocumentSH::ReleaseDocument,
nullptr, /* checkAccess */
nsHTMLDocumentSH::CallToGetPropMapper
};
// static
JSBool
nsHTMLDocumentSH::GetDocumentAllNodeList(JSContext *cx,
JS::Handle<JSObject*> obj,
nsDocument *domdoc,
nsContentList **nodeList)
{
// The document.all object is a mix of the node list returned by
// document.getElementsByTagName("*") and a map of elements in the
// document exposed by their id and/or name. To make access to the
// node list part (i.e. access to elements by index) not walk the
// document each time, we create a nsContentList and hold on to it
// in a reserved slot (0) on the document.all JSObject.
nsresult rv = NS_OK;
JS::Rooted<JS::Value> collection(cx, JS_GetReservedSlot(obj, 0));
if (!JSVAL_IS_PRIMITIVE(collection)) {
// We already have a node list in our reserved slot, use it.
JS::Rooted<JSObject*> obj(cx, JSVAL_TO_OBJECT(collection));
nsIHTMLCollection* htmlCollection;
rv = mozilla::dom::UnwrapObject<nsIHTMLCollection>(cx, obj, htmlCollection);
if (NS_SUCCEEDED(rv)) {
NS_ADDREF(*nodeList = static_cast<nsContentList*>(htmlCollection));
}
else {
nsISupports *native = sXPConnect->GetNativeOfWrapper(cx, obj);
if (native) {
NS_ADDREF(*nodeList = nsContentList::FromSupports(native));
rv = NS_OK;
}
else {
rv = NS_ERROR_FAILURE;
}
}
} else {
// No node list for this document.all yet, create one...
nsRefPtr<nsContentList> list =
domdoc->GetElementsByTagName(NS_LITERAL_STRING("*"));
if (!list) {
rv = NS_ERROR_OUT_OF_MEMORY;
}
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsresult tmp = WrapNative(cx, JS_GetGlobalForScopeChain(cx),
static_cast<nsINodeList*>(list), list, false,
collection.address(), getter_AddRefs(holder));
if (NS_FAILED(tmp)) {
rv = tmp;
}
list.forget(nodeList);
// ... and store it in our reserved slot.
JS_SetReservedSlot(obj, 0, collection);
}
if (NS_FAILED(rv)) {
xpc::Throw(cx, NS_ERROR_FAILURE);
return JS_FALSE;
}
return *nodeList != nullptr;
}
JSBool
nsHTMLDocumentSH::DocumentAllGetProperty(JSContext *cx, JSHandleObject obj_,
JSHandleId id, JSMutableHandleValue vp)
{
JS::Rooted<JSObject*> obj(cx, obj_);
// document.all.item and .namedItem get their value in the
// newResolve hook, so nothing to do for those properties here. And
// we need to return early to prevent <div id="item"> from shadowing
// document.all.item(), etc.
if (sItem_id == id || sNamedItem_id == id) {
return JS_TRUE;
}
JS::Rooted<JSObject*> proto(cx);
while (js::GetObjectJSClass(obj) != &sHTMLDocumentAllClass) {
if (!js::GetObjectProto(cx, obj, &proto)) {
return JS_FALSE;
}
if (!proto) {
NS_ERROR("The JS engine lies!");
return JS_TRUE;
}
obj = proto;
}
nsHTMLDocument *doc = GetDocument(obj);
nsISupports *result;
nsWrapperCache *cache;
nsresult rv = NS_OK;
if (JSID_IS_STRING(id)) {
if (sLength_id == id) {
// Map document.all.length to the length of the collection
// document.getElementsByTagName("*"), and make sure <div
// id="length"> doesn't shadow document.all.length.
nsRefPtr<nsContentList> nodeList;
if (!GetDocumentAllNodeList(cx, obj, doc, getter_AddRefs(nodeList))) {
return JS_FALSE;
}
uint32_t length;
rv = nodeList->GetLength(&length);
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
vp.set(INT_TO_JSVAL(length));
return JS_TRUE;
} else if (sTags_id != id) {
// For all other strings, look for an element by id or name.
nsDependentJSString str(id);
result = doc->GetDocumentAllResult(str, &cache, &rv);
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
}
else {
result = nullptr;
}
} else if (JSID_IS_INT(id) && JSID_TO_INT(id) >= 0) {
// Map document.all[n] (where n is a number) to the n:th item in
// the document.all node list.
nsRefPtr<nsContentList> nodeList;
if (!GetDocumentAllNodeList(cx, obj, doc, getter_AddRefs(nodeList))) {
return JS_FALSE;
}
nsIContent *node = nodeList->Item(JSID_TO_INT(id));
result = node;
cache = node;
} else {
result = nullptr;
}
if (result) {
rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), result, cache, true, vp.address());
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
} else {
vp.setUndefined();
}
return JS_TRUE;
}
JSBool
nsHTMLDocumentSH::DocumentAllNewResolve(JSContext *cx, JSHandleObject obj, JSHandleId id,
unsigned flags, JS::MutableHandle<JSObject*> objp)
{
JS::RootedValue v(cx);
if (sItem_id == id || sNamedItem_id == id) {
// Define the item() or namedItem() method.
JSFunction *fnc = ::JS_DefineFunctionById(cx, obj, id, CallToGetPropMapper,
0, JSPROP_ENUMERATE);
objp.set(obj);
return fnc != nullptr;
}
if (sLength_id == id) {
// document.all.length. Any jsval other than undefined would do
// here, all we need is to get into the code below that defines
// this propery on obj, the rest happens in
// DocumentAllGetProperty().
v = JSVAL_ONE;
} else if (sTags_id == id) {
nsHTMLDocument *doc = GetDocument(obj);
JSObject *tags = ::JS_NewObject(cx, &sHTMLDocumentAllTagsClass, nullptr,
::JS_GetGlobalForObject(cx, obj));
if (!tags) {
return JS_FALSE;
}
::JS_SetPrivate(tags, doc);
// The "tags" JSObject now also owns doc.
NS_ADDREF(doc);
v = OBJECT_TO_JSVAL(tags);
} else {
if (!DocumentAllGetProperty(cx, obj, id, &v)) {
return JS_FALSE;
}
}
JSBool ok = JS_TRUE;
if (v.get() != JSVAL_VOID) {
ok = ::JS_DefinePropertyById(cx, obj, id, v, nullptr, nullptr, 0);
objp.set(obj);
}
return ok;
}
// Finalize hook used by document related JS objects, but also by
// sGlobalScopePolluterClass!
void
nsHTMLDocumentSH::ReleaseDocument(JSFreeOp *fop, JSObject *obj)
{
nsIHTMLDocument *doc = static_cast<nsIHTMLDocument *>(JS_GetPrivate(obj));
if (doc) {
xpc::DeferredRelease(doc);
}
}
JSBool
nsHTMLDocumentSH::CallToGetPropMapper(JSContext *cx, unsigned argc, jsval *vp)
{
// Handle document.all("foo") style access to document.all.
if (argc != 1) {
// XXX: Should throw NS_ERROR_XPC_NOT_ENOUGH_ARGS for argc < 1,
// and create a new NS_ERROR_XPC_TOO_MANY_ARGS for argc > 1? IE
// accepts nothing other than one arg.
xpc::Throw(cx, NS_ERROR_INVALID_ARG);
return JS_FALSE;
}
// Convert all types to string.
JS::Rooted<JSString*> str(cx, ::JS_ValueToString(cx, JS_ARGV(cx, vp)[0]));
if (!str) {
return JS_FALSE;
}
// If we are called via document.all(id) instead of document.all.item(i) or
// another method, use the document.all callee object as self.
JSObject *self;
JS::Value callee = JS_CALLEE(cx, vp);
if (callee.isObject() &&
JS_GetClass(&callee.toObject()) == &sHTMLDocumentAllClass) {
self = JSVAL_TO_OBJECT(JS_CALLEE(cx, vp));
} else {
self = JS_THIS_OBJECT(cx, vp);
if (!self)
return JS_FALSE;
}
size_t length;
JS::Anchor<JSString *> anchor(str);
const jschar *chars = ::JS_GetStringCharsAndLength(cx, str, &length);
if (!chars) {
return JS_FALSE;
}
return ::JS_GetUCProperty(cx, self, chars, length, vp);
}
static inline bool
GetDocumentAllHelper(JSContext *cx, JS::Handle<JSObject*> aObj, JSObject **result)
{
JS::Rooted<JSObject*> obj(cx, aObj);
while (obj && JS_GetClass(obj) != &sHTMLDocumentAllHelperClass) {
if (!::JS_GetPrototype(cx, obj, obj.address())) {
return false;
}
}
*result = obj;
return true;
}
JSBool
nsHTMLDocumentSH::DocumentAllHelperGetProperty(JSContext *cx, JSHandleObject obj,
JSHandleId id, JSMutableHandleValue vp)
{
if (nsDOMClassInfo::sAll_id != id) {
return JS_TRUE;
}
if (!vp.isObjectOrNull()) {
// First time through, create the collection, and set the
// document as its private nsISupports data.
nsresult rv;
nsCOMPtr<nsIHTMLDocument> doc = do_QueryWrapper(cx, obj, &rv);
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
JS::Rooted<JSObject*> all(cx);
all = ::JS_NewObject(cx, &sHTMLDocumentAllClass, nullptr,
::JS_GetGlobalForObject(cx, obj));
if (!all) {
return JS_FALSE;
}
// Let the JSObject take over ownership of doc.
::JS_SetPrivate(all, doc.forget().get());
vp.setObject(*all);
}
return JS_TRUE;
}
JSBool
nsHTMLDocumentSH::DocumentAllHelperNewResolve(JSContext *cx, JSHandleObject obj,
JSHandleId id, unsigned flags,
JS::MutableHandle<JSObject*> objp)
{
if (nsDOMClassInfo::sAll_id == id) {
// document.all is resolved for the first time. Define it.
JS::Rooted<JSObject*> helper(cx);
if (!GetDocumentAllHelper(cx, obj, helper.address())) {
return JS_FALSE;
}
if (helper) {
if (!::JS_DefineProperty(cx, helper, "all", JSVAL_VOID, nullptr, nullptr,
JSPROP_ENUMERATE)) {
return JS_FALSE;
}
objp.set(helper);
}
}
return JS_TRUE;
}
JSBool
nsHTMLDocumentSH::DocumentAllTagsNewResolve(JSContext *cx, JSHandleObject obj,
JSHandleId id, unsigned flags,
JS::MutableHandle<JSObject*> objp)
{
if (JSID_IS_STRING(id)) {
nsDocument *doc = GetDocument(obj);
JS::Rooted<JSObject*> proto(cx);
if (!::JS_GetPrototype(cx, obj, proto.address())) {
return JS_FALSE;
}
if (MOZ_UNLIKELY(!proto)) {
return JS_TRUE;
}
JSBool found;
if (!::JS_HasPropertyById(cx, proto, id, &found)) {
return JS_FALSE;
}
if (found) {
return JS_TRUE;
}
nsRefPtr<nsContentList> tags =
doc->GetElementsByTagName(nsDependentJSString(id));
if (tags) {
JS::Rooted<JS::Value> v(cx);
nsCOMPtr<nsIXPConnectJSObjectHolder> holder;
nsresult rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx),
static_cast<nsINodeList*>(tags), tags, true,
v.address(), getter_AddRefs(holder));
if (NS_FAILED(rv)) {
xpc::Throw(cx, rv);
return JS_FALSE;
}
if (!::JS_DefinePropertyById(cx, obj, id, v, nullptr, nullptr, 0)) {
return JS_FALSE;
}
objp.set(obj);
}
}
return JS_TRUE;
}
static nsresult
ResolveAll(JSContext* cx, nsIDocument* doc, JS::Handle<JSObject*> obj)
{
JS::Rooted<JSObject*> proto(cx);
if (!::JS_GetPrototype(cx, obj, proto.address())) {
return NS_ERROR_FAILURE;
}
JS::Rooted<JSObject*> helper(cx);
if (!GetDocumentAllHelper(cx, proto, helper.address())) {
return NS_ERROR_FAILURE;
}
if (!::JS_GetPrototype(cx, helper ? helper : obj, proto.address())) {
return NS_ERROR_FAILURE;
}
// Check if the property all is defined on obj's (or helper's
// if obj doesn't exist) prototype, if it is, don't expose our
// document.all helper.
JSBool hasAll = JS_FALSE;
if (proto && !JS_HasProperty(cx, proto, "all", &hasAll)) {
return NS_ERROR_UNEXPECTED;
}
if (hasAll && helper) {
// Our helper's prototype now has an "all" property, remove
// the helper out of the prototype chain to prevent
// shadowing of the now defined "all" property.
JS::Rooted<JSObject*> tmp(cx, obj), tmpProto(cx, tmp);
do {
tmp = tmpProto;
if (!::JS_GetPrototype(cx, tmp, tmpProto.address())) {
return NS_ERROR_UNEXPECTED;
}
} while (tmpProto != helper);
::JS_SetPrototype(cx, tmp, proto);
}
// If we don't already have a helper and "all" isn't already defined on
// our prototype, create a helper.
if (!helper && !hasAll) {
// Print a warning so developers can stop using document.all
PrintWarningOnConsole(cx, "DocumentAllUsed");
if (!::JS_GetPrototype(cx, obj, proto.address())) {
return NS_ERROR_UNEXPECTED;
}
helper = ::JS_NewObject(cx, &sHTMLDocumentAllHelperClass,
proto,
::JS_GetGlobalForObject(cx, obj));
if (!helper) {
return NS_ERROR_OUT_OF_MEMORY;
}
// Insert the helper into our prototype chain. helper's prototype
// is already obj's current prototype.
if (!::JS_SetPrototype(cx, obj, helper)) {
xpc::Throw(cx, NS_ERROR_UNEXPECTED);
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
nsresult
nsHTMLDocumentSH::TryResolveAll(JSContext* cx, nsHTMLDocument* doc,
JS::Handle<JSObject*> obj)
{
if (sDisableDocumentAllSupport) {
return NS_OK;
}
JSAutoCompartment ac(cx, obj);
return ResolveAll(cx, doc, obj);
}
NS_IMETHODIMP
nsHTMLDocumentSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
// nsDocumentSH::NewResolve() does a security check that we'd kinda
// want to do here too before doing anything else. But given that we
// only define dynamic properties here before the call to
// nsDocumentSH::NewResolve() we're ok, since once those properties
// are accessed, we'll do the necessary security check.
if (!(flags & JSRESOLVE_ASSIGNING)) {
// For native wrappers, do not resolve random names on document
JSAutoRequest ar(cx);
if (!ObjectIsNativeWrapper(cx, obj) ||
xpc::WrapperFactory::XrayWrapperNotShadowing(obj, id)) {
nsCOMPtr<nsISupports> result;
nsWrapperCache *cache;
nsresult rv = ResolveImpl(cx, wrapper, id, getter_AddRefs(result),
&cache);
NS_ENSURE_SUCCESS(rv, rv);
if (result) {
JSBool ok = *_retval =
::JS_DefinePropertyById(cx, obj, id, JSVAL_VOID, nullptr, nullptr, 0);
*objp = obj;
return ok ? NS_OK : NS_ERROR_FAILURE;
}
}
if (id == sAll_id && !sDisableDocumentAllSupport &&
!ObjectIsNativeWrapper(cx, obj)) {
nsIDocument *doc = static_cast<nsIDocument*>(wrapper->Native());
if (doc->GetCompatibilityMode() != eCompatibility_NavQuirks) {
return NS_OK;
}
return ResolveAll(cx, doc, obj);
}
}
return nsDocumentSH::NewResolve(wrapper, cx, obj, id, flags, objp, _retval);
}
NS_IMETHODIMP
nsHTMLDocumentSH::GetProperty(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *aObj, jsid id,
jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
nsCOMPtr<nsISupports> result;
JSAutoRequest ar(cx);
nsWrapperCache *cache;
nsresult rv = ResolveImpl(cx, wrapper, id, getter_AddRefs(result), &cache);
NS_ENSURE_SUCCESS(rv, rv);
if (result) {
rv = WrapNative(cx, obj, result, cache, true, vp);
if (NS_SUCCEEDED(rv)) {
rv = NS_SUCCESS_I_DID_SOMETHING;
}
return rv;
}
return NS_OK;
}
// HTMLFormElement helper
NS_IMETHODIMP
nsHTMLFormElementSH::NewResolve(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *aObj, jsid aId,
uint32_t flags, JSObject **objp,
bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
// For native wrappers, do not resolve random names on form
if ((!(JSRESOLVE_ASSIGNING & flags)) && JSID_IS_STRING(id) &&
(!ObjectIsNativeWrapper(cx, obj) ||
xpc::WrapperFactory::XrayWrapperNotShadowing(obj, id))) {
nsCOMPtr<nsIForm> form(do_QueryWrappedNative(wrapper, obj));
nsDependentJSString name(id);
nsWrapperCache* cache;
nsCOMPtr<nsISupports> result =
static_cast<nsHTMLFormElement*>(form.get())->FindNamedItem(name, &cache);
if (result) {
JSAutoRequest ar(cx);
*_retval = ::JS_DefinePropertyById(cx, obj, id, JSVAL_VOID, nullptr,
nullptr, JSPROP_ENUMERATE);
*objp = obj;
return *_retval ? NS_OK : NS_ERROR_FAILURE;
}
}
return nsElementSH::NewResolve(wrapper, cx, obj, id, flags, objp, _retval);
}
NS_IMETHODIMP
nsHTMLFormElementSH::GetProperty(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *aObj, jsid aId,
jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
nsCOMPtr<nsIForm> form(do_QueryWrappedNative(wrapper, obj));
if (JSID_IS_STRING(id)) {
// For native wrappers, do not get random names on form
nsDependentJSString name(id);
nsWrapperCache* cache;
nsCOMPtr<nsISupports> result =
static_cast<nsHTMLFormElement*>(form.get())->FindNamedItem(name, &cache);
if (result) {
// Wrap result, result can be either an element or a list of
// elements
nsresult rv = WrapNative(cx, obj, result, cache, true, vp);
return NS_FAILED(rv) ? rv : NS_SUCCESS_I_DID_SOMETHING;
}
} else {
int32_t n = GetArrayIndexFromId(cx, id);
if (n >= 0) {
nsIFormControl* control = form->GetElementAt(n);
if (control) {
Element *element =
static_cast<nsGenericHTMLFormElement*>(form->GetElementAt(n));
nsresult rv = WrapNative(cx, JS_GetGlobalForScopeChain(cx), element,
element, true, vp);
return NS_FAILED(rv) ? rv : NS_SUCCESS_I_DID_SOMETHING;
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsHTMLFormElementSH::NewEnumerate(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj,
uint32_t enum_op, jsval *statep,
jsid *idp, bool *_retval)
{
switch (enum_op) {
case JSENUMERATE_INIT:
case JSENUMERATE_INIT_ALL:
{
nsCOMPtr<nsIForm> form(do_QueryWrappedNative(wrapper, obj));
if (!form) {
*statep = JSVAL_NULL;
return NS_ERROR_UNEXPECTED;
}
*statep = INT_TO_JSVAL(0);
if (idp) {
uint32_t count = form->GetElementCount();
*idp = INT_TO_JSID(count);
}
break;
}
case JSENUMERATE_NEXT:
{
nsCOMPtr<nsIForm> form(do_QueryWrappedNative(wrapper, obj));
NS_ENSURE_TRUE(form, NS_ERROR_FAILURE);
int32_t index = (int32_t)JSVAL_TO_INT(*statep);
uint32_t count = form->GetElementCount();
if ((uint32_t)index < count) {
nsIFormControl* controlNode = form->GetElementAt(index);
NS_ENSURE_TRUE(controlNode, NS_ERROR_FAILURE);
nsCOMPtr<nsIDOMElement> domElement = do_QueryInterface(controlNode);
NS_ENSURE_TRUE(domElement, NS_ERROR_FAILURE);
nsAutoString attr;
domElement->GetAttribute(NS_LITERAL_STRING("name"), attr);
if (attr.IsEmpty()) {
// If name is not there, use index instead
attr.AppendInt(index);
}
JSAutoRequest ar(cx);
JSString *jsname =
JS_NewUCStringCopyN(cx, reinterpret_cast<const jschar *>
(attr.get()),
attr.Length());
NS_ENSURE_TRUE(jsname, NS_ERROR_OUT_OF_MEMORY);
JS_ValueToId(cx, STRING_TO_JSVAL(jsname), idp);
*statep = INT_TO_JSVAL(++index);
} else {
*statep = JSVAL_NULL;
}
break;
}
case JSENUMERATE_DESTROY:
*statep = JSVAL_NULL;
break;
}
return NS_OK;
}
// Plugin helper
nsISupports*
nsPluginSH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *aResult)
{
nsPluginElement* plugin = nsPluginElement::FromSupports(aNative);
return plugin->GetItemAt(aIndex, aResult);
}
nsISupports*
nsPluginSH::GetNamedItem(nsISupports *aNative, const nsAString& aName,
nsWrapperCache **aCache, nsresult *aResult)
{
nsPluginElement* plugin = nsPluginElement::FromSupports(aNative);
return plugin->GetNamedItem(aName, aResult);
}
// PluginArray helper
nsISupports*
nsPluginArraySH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *aResult)
{
nsPluginArray* array = nsPluginArray::FromSupports(aNative);
return array->GetItemAt(aIndex, aResult);
}
nsISupports*
nsPluginArraySH::GetNamedItem(nsISupports *aNative, const nsAString& aName,
nsWrapperCache **aCache, nsresult *aResult)
{
nsPluginArray* array = nsPluginArray::FromSupports(aNative);
return array->GetNamedItem(aName, aResult);
}
// MimeTypeArray helper
nsISupports*
nsMimeTypeArraySH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *aResult)
{
nsMimeTypeArray* array = nsMimeTypeArray::FromSupports(aNative);
return array->GetItemAt(aIndex, aResult);
}
nsISupports*
nsMimeTypeArraySH::GetNamedItem(nsISupports *aNative, const nsAString& aName,
nsWrapperCache **aCache, nsresult *aResult)
{
nsMimeTypeArray* array = nsMimeTypeArray::FromSupports(aNative);
return array->GetNamedItem(aName, aResult);
}
// StringArray helper
NS_IMETHODIMP
nsStringArraySH::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, jsval *vp,
bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
bool is_number = false;
int32_t n = GetArrayIndexFromId(cx, id, &is_number);
if (!is_number) {
return NS_OK;
}
nsAutoString val;
nsresult rv = GetStringAt(GetNative(wrapper, obj), n, val);
NS_ENSURE_SUCCESS(rv, rv);
JSAutoRequest ar(cx);
if (DOMStringIsNull(val)) {
*vp = JSVAL_VOID;
return NS_SUCCESS_I_DID_SOMETHING;
}
NS_ENSURE_TRUE(xpc::NonVoidStringToJsval(cx, val, vp),
NS_ERROR_OUT_OF_MEMORY);
return NS_SUCCESS_I_DID_SOMETHING;
}
// History helper
NS_IMETHODIMP
nsHistorySH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj)
{
nsHistory *history = (nsHistory *)((nsIDOMHistory*)nativeObj);
nsCOMPtr<nsPIDOMWindow> innerWindow;
history->GetWindow(getter_AddRefs(innerWindow));
if (!innerWindow) {
NS_WARNING("refusing to create history object in the wrong scope");
return NS_ERROR_FAILURE;
}
return SetParentToWindow(static_cast<nsGlobalWindow *>(innerWindow.get()),
parentObj);
}
NS_IMETHODIMP
nsHistorySH::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
bool is_number = false;
GetArrayIndexFromId(cx, id, &is_number);
if (!is_number) {
return NS_OK;
}
return nsStringArraySH::GetProperty(wrapper, cx, obj, id, vp, _retval);
}
nsresult
nsHistorySH::GetStringAt(nsISupports *aNative, int32_t aIndex,
nsAString& aResult)
{
if (aIndex < 0) {
return NS_ERROR_DOM_INDEX_SIZE_ERR;
}
nsCOMPtr<nsIDOMHistory> history(do_QueryInterface(aNative));
nsresult rv = history->Item(aIndex, aResult);
#ifdef DEBUG
if (DOMStringIsNull(aResult)) {
int32_t length = 0;
history->GetLength(&length);
NS_ASSERTION(aIndex >= length, "Item should only return null for out-of-bounds access");
}
#endif
return rv;
}
// MediaList helper
nsresult
nsMediaListSH::GetStringAt(nsISupports *aNative, int32_t aIndex,
nsAString& aResult)
{
if (aIndex < 0) {
return NS_ERROR_DOM_INDEX_SIZE_ERR;
}
nsCOMPtr<nsIDOMMediaList> media_list(do_QueryInterface(aNative));
nsresult rv = media_list->Item(uint32_t(aIndex), aResult);
#ifdef DEBUG
if (DOMStringIsNull(aResult)) {
uint32_t length = 0;
media_list->GetLength(&length);
NS_ASSERTION(uint32_t(aIndex) >= length, "Item should only return null for out-of-bounds access");
}
#endif
return rv;
}
// StyleSheetList helper
nsISupports*
nsStyleSheetListSH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *rv)
{
nsDOMStyleSheetList* list = nsDOMStyleSheetList::FromSupports(aNative);
return list->GetItemAt(aIndex);
}
// CSSRuleList scriptable helper
nsISupports*
nsCSSRuleListSH::GetItemAt(nsISupports *aNative, uint32_t aIndex,
nsWrapperCache **aCache, nsresult *aResult)
{
nsICSSRuleList* list = static_cast<nsICSSRuleList*>(aNative);
#ifdef DEBUG
{
nsCOMPtr<nsICSSRuleList> list_qi = do_QueryInterface(aNative);
// If this assertion fires the QI implementation for the object in
// question doesn't use the nsICSSRuleList pointer as the nsISupports
// pointer. That must be fixed, or we'll crash...
NS_ABORT_IF_FALSE(list_qi == list, "Uh, fix QI!");
}
#endif
return list->GetItemAt(aIndex, aResult);
}
// Storage2SH
// One reason we need a newResolve hook is that in order for
// enumeration of storage object keys to work the keys we're
// enumerating need to exist on the storage object for the JS engine
// to find them.
NS_IMETHODIMP
nsStorage2SH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, uint32_t flags,
JSObject **objp, bool *_retval)
{
if (ObjectIsNativeWrapper(cx, obj)) {
return NS_OK;
}
JS::Rooted<JSObject*> realObj(cx);
wrapper->GetJSObject(realObj.address());
JSAutoCompartment ac(cx, realObj);
// First check to see if the property is defined on our prototype,
// after converting id to a string if it's an integer.
JS::Rooted<JSString*> jsstr(cx, IdToString(cx, id));
if (!jsstr) {
return NS_OK;
}
JS::Rooted<JSObject*> proto(cx);
if (!::JS_GetPrototype(cx, realObj, proto.address())) {
return NS_ERROR_FAILURE;
}
JSBool hasProp;
if (proto &&
(::JS_HasPropertyById(cx, proto, id, &hasProp) &&
hasProp)) {
// We found the property we're resolving on the prototype,
// nothing left to do here then.
return NS_OK;
}
// We're resolving property that doesn't exist on the prototype,
// check if the key exists in the storage object.
nsCOMPtr<nsIDOMStorage> storage(do_QueryWrappedNative(wrapper));
nsDependentJSString depStr;
NS_ENSURE_TRUE(depStr.init(cx, jsstr), NS_ERROR_UNEXPECTED);
// GetItem() will return null if the caller can't access the session
// storage item.
nsAutoString data;
nsresult rv = storage->GetItem(depStr, data);
NS_ENSURE_SUCCESS(rv, rv);
if (!DOMStringIsNull(data)) {
if (!::JS_DefinePropertyById(cx, realObj, id, JSVAL_VOID, nullptr,
nullptr, JSPROP_ENUMERATE)) {
return NS_ERROR_FAILURE;
}
*objp = realObj;
}
return NS_OK;
}
NS_IMETHODIMP
nsStorage2SH::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
nsCOMPtr<nsIDOMStorage> storage(do_QueryWrappedNative(wrapper));
NS_ENSURE_TRUE(storage, NS_ERROR_UNEXPECTED);
JSString* key = IdToString(cx, id);
NS_ENSURE_TRUE(key, NS_ERROR_UNEXPECTED);
nsDependentJSString keyStr;
NS_ENSURE_TRUE(keyStr.init(cx, key), NS_ERROR_UNEXPECTED);
// For native wrappers, do not get random names on storage objects.
if (ObjectIsNativeWrapper(cx, obj)) {
return NS_ERROR_NOT_AVAILABLE;
}
nsAutoString val;
nsresult rv = storage->GetItem(keyStr, val);
NS_ENSURE_SUCCESS(rv, rv);
JSAutoRequest ar(cx);
if (DOMStringIsNull(val)) {
// No such key.
*vp = JSVAL_VOID;
} else {
JSString* str =
JS_NewUCStringCopyN(cx, static_cast<const jschar *>(val.get()),
val.Length());
NS_ENSURE_TRUE(str, NS_ERROR_OUT_OF_MEMORY);
*vp = STRING_TO_JSVAL(str);
}
return NS_SUCCESS_I_DID_SOMETHING;
}
NS_IMETHODIMP
nsStorage2SH::SetProperty(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj, jsid aId,
jsval *vp, bool *_retval)
{
JS::Rooted<jsid> id(cx, aId);
nsCOMPtr<nsIDOMStorage> storage(do_QueryWrappedNative(wrapper));
NS_ENSURE_TRUE(storage, NS_ERROR_UNEXPECTED);
JSString *key = IdToString(cx, id);
NS_ENSURE_TRUE(key, NS_ERROR_UNEXPECTED);
nsDependentJSString keyStr;
NS_ENSURE_TRUE(keyStr.init(cx, key), NS_ERROR_UNEXPECTED);
JSString *value = ::JS_ValueToString(cx, *vp);
NS_ENSURE_TRUE(value, NS_ERROR_UNEXPECTED);
nsDependentJSString valueStr;
NS_ENSURE_TRUE(valueStr.init(cx, value), NS_ERROR_UNEXPECTED);
nsresult rv = storage->SetItem(keyStr, valueStr);
if (NS_SUCCEEDED(rv)) {
rv = NS_SUCCESS_I_DID_SOMETHING;
}
return rv;
}
NS_IMETHODIMP
nsStorage2SH::DelProperty(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj, jsid aId,
bool *_retval)
{
JS::Rooted<jsid> id(cx, aId);
nsCOMPtr<nsIDOMStorage> storage(do_QueryWrappedNative(wrapper));
NS_ENSURE_TRUE(storage, NS_ERROR_UNEXPECTED);
JSString *key = IdToString(cx, id);
NS_ENSURE_TRUE(key, NS_ERROR_UNEXPECTED);
nsDependentJSString keyStr;
NS_ENSURE_TRUE(keyStr.init(cx, key), NS_ERROR_UNEXPECTED);
nsresult rv = storage->RemoveItem(keyStr);
if (NS_FAILED(rv)) {
return rv;
}
*_retval = true;
return NS_SUCCESS_I_DID_SOMETHING;
}
NS_IMETHODIMP
nsStorage2SH::NewEnumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, uint32_t enum_op, jsval *statep,
jsid *idp, bool *_retval)
{
if (enum_op == JSENUMERATE_INIT || enum_op == JSENUMERATE_INIT_ALL) {
nsCOMPtr<nsPIDOMStorage> storage(do_QueryWrappedNative(wrapper));
// XXXndeakin need to free the keys afterwards
nsTArray<nsString> *keys = storage->GetKeys();
NS_ENSURE_TRUE(keys, NS_ERROR_OUT_OF_MEMORY);
*statep = PRIVATE_TO_JSVAL(keys);
if (idp) {
*idp = INT_TO_JSID(keys->Length());
}
return NS_OK;
}
nsTArray<nsString> *keys =
(nsTArray<nsString> *)JSVAL_TO_PRIVATE(*statep);
if (enum_op == JSENUMERATE_NEXT && keys->Length() != 0) {
nsString& key = keys->ElementAt(0);
JSString *str =
JS_NewUCStringCopyN(cx, reinterpret_cast<const jschar *>
(key.get()),
key.Length());
NS_ENSURE_TRUE(str, NS_ERROR_OUT_OF_MEMORY);
JS_ValueToId(cx, STRING_TO_JSVAL(str), idp);
keys->RemoveElementAt(0);
return NS_OK;
}
// destroy the keys array if we have no keys or if we're done
NS_ABORT_IF_FALSE(enum_op == JSENUMERATE_DESTROY ||
(enum_op == JSENUMERATE_NEXT && keys->Length() == 0),
"Bad call from the JS engine");
delete keys;
*statep = JSVAL_NULL;
return NS_OK;
}
// nsIDOMEventListener::HandleEvent() 'this' converter helper
NS_INTERFACE_MAP_BEGIN(nsEventListenerThisTranslator)
NS_INTERFACE_MAP_ENTRY(nsIXPCFunctionThisTranslator)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_ADDREF(nsEventListenerThisTranslator)
NS_IMPL_RELEASE(nsEventListenerThisTranslator)
NS_IMETHODIMP
nsEventListenerThisTranslator::TranslateThis(nsISupports *aInitialThis,
nsISupports **_retval)
{
nsCOMPtr<nsIDOMEvent> event(do_QueryInterface(aInitialThis));
NS_ENSURE_TRUE(event, NS_ERROR_UNEXPECTED);
nsCOMPtr<EventTarget> target = event->InternalDOMEvent()->GetCurrentTarget();
*_retval = target.forget().get();
return NS_OK;
}
NS_IMETHODIMP
nsDOMConstructorSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *aGlobalObj, JSObject **parentObj)
{
JS::Rooted<JSObject*> globalObj(cx, aGlobalObj);
nsDOMConstructor *wrapped = static_cast<nsDOMConstructor *>(nativeObj);
#ifdef DEBUG
{
nsCOMPtr<nsIDOMDOMConstructor> is_constructor =
do_QueryInterface(nativeObj);
NS_ASSERTION(is_constructor, "How did we not get a constructor?");
}
#endif
return wrapped->PreCreate(cx, globalObj, parentObj);
}
NS_IMETHODIMP
nsDOMConstructorSH::NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, jsid aId, uint32_t flags,
JSObject **objp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
JS::Rooted<jsid> id(cx, aId);
// For regular DOM constructors, we have our interface constants defined on
// us by nsWindowSH::GlobalResolve. However, XrayWrappers can't see these
// interface constants (as they look like expando properties) so we have to
// specially resolve those constants here, but only for Xray wrappers.
if (!ObjectIsNativeWrapper(cx, obj)) {
return NS_OK;
}
JS::Rooted<JSObject*> nativePropsObj(cx, xpc::XrayUtils::GetNativePropertiesObject(cx, obj));
nsDOMConstructor *wrapped =
static_cast<nsDOMConstructor *>(wrapper->Native());
nsresult rv = wrapped->ResolveInterfaceConstants(cx, nativePropsObj);
NS_ENSURE_SUCCESS(rv, rv);
// Now re-lookup the ID to see if we should report back that we resolved the
// looked-for constant. Note that we don't have to worry about infinitely
// recurring back here because the Xray wrapper's holder object doesn't call
// NewResolve hooks.
JSBool found;
if (!JS_HasPropertyById(cx, nativePropsObj, id, &found)) {
*_retval = false;
return NS_OK;
}
if (found) {
*objp = obj;
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMConstructorSH::Call(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, uint32_t argc, jsval *argv, jsval *vp,
bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
MOZ_ASSERT(obj);
nsDOMConstructor *wrapped =
static_cast<nsDOMConstructor *>(wrapper->Native());
#ifdef DEBUG
{
nsCOMPtr<nsIDOMDOMConstructor> is_constructor =
do_QueryWrappedNative(wrapper);
NS_ASSERTION(is_constructor, "How did we not get a constructor?");
}
#endif
return wrapped->Construct(wrapper, cx, obj, argc, argv, vp, _retval);
}
NS_IMETHODIMP
nsDOMConstructorSH::Construct(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *aObj, uint32_t argc, jsval *argv,
jsval *vp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
MOZ_ASSERT(obj);
nsDOMConstructor *wrapped =
static_cast<nsDOMConstructor *>(wrapper->Native());
#ifdef DEBUG
{
nsCOMPtr<nsIDOMDOMConstructor> is_constructor =
do_QueryWrappedNative(wrapper);
NS_ASSERTION(is_constructor, "How did we not get a constructor?");
}
#endif
return wrapped->Construct(wrapper, cx, obj, argc, argv, vp, _retval);
}
NS_IMETHODIMP
nsDOMConstructorSH::HasInstance(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *aObj, const jsval &val,
bool *bp, bool *_retval)
{
JS::Rooted<JSObject*> obj(cx, aObj);
nsDOMConstructor *wrapped =
static_cast<nsDOMConstructor *>(wrapper->Native());
#ifdef DEBUG
{
nsCOMPtr<nsIDOMDOMConstructor> is_constructor =
do_QueryWrappedNative(wrapper);
NS_ASSERTION(is_constructor, "How did we not get a constructor?");
}
#endif
return wrapped->HasInstance(wrapper, cx, obj, val, bp, _retval);
}
NS_IMETHODIMP
nsNonDOMObjectSH::GetFlags(uint32_t *aFlags)
{
// This is NOT a DOM Object. Use this helper class for cases when you need
// to do something like implement nsISecurityCheckedComponent in a meaningful
// way.
*aFlags = nsIClassInfo::MAIN_THREAD_ONLY | nsIClassInfo::SINGLETON_CLASSINFO;
return NS_OK;
}
// nsOfflineResourceListSH
nsresult
nsOfflineResourceListSH::GetStringAt(nsISupports *aNative, int32_t aIndex,
nsAString& aResult)
{
nsCOMPtr<nsIDOMOfflineResourceList> list(do_QueryInterface(aNative));
NS_ENSURE_TRUE(list, NS_ERROR_UNEXPECTED);
nsresult rv = list->MozItem(aIndex, aResult);
#ifdef DEBUG
if (DOMStringIsNull(aResult)) {
uint32_t length = 0;
list->GetMozLength(&length);
NS_ASSERTION(uint32_t(aIndex) >= length, "MozItem should only return null for out-of-bounds access");
}
#endif
return rv;
}
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