mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
1003 lines
25 KiB
C++
1003 lines
25 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WorkerScope.h"
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#include "jsapi.h"
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#include "jsdbgapi.h"
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#include "mozilla/Util.h"
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#include "mozilla/dom/DOMJSClass.h"
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#include "mozilla/dom/EventTargetBinding.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/XMLHttpRequestBinding.h"
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#include "mozilla/dom/XMLHttpRequestUploadBinding.h"
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#include "mozilla/OSFileConstants.h"
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#include "nsTraceRefcnt.h"
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#include "xpcpublic.h"
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#ifdef ANDROID
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#include <android/log.h>
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#endif
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#include "ChromeWorkerScope.h"
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#include "Events.h"
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#include "EventListenerManager.h"
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#include "EventTarget.h"
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#include "Exceptions.h"
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#include "File.h"
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#include "FileReaderSync.h"
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#include "Location.h"
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#include "ImageData.h"
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#include "Navigator.h"
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#include "Principal.h"
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#include "ScriptLoader.h"
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#include "Worker.h"
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#include "WorkerPrivate.h"
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#include "XMLHttpRequest.h"
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#include "WorkerInlines.h"
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#define PROPERTY_FLAGS \
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(JSPROP_ENUMERATE | JSPROP_SHARED)
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#define FUNCTION_FLAGS \
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JSPROP_ENUMERATE
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using namespace mozilla;
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USING_WORKERS_NAMESPACE
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namespace {
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class WorkerGlobalScope : public EventTarget
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{
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static JSClass sClass;
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static JSPropertySpec sProperties[];
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static JSFunctionSpec sFunctions[];
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enum
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{
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SLOT_wrappedScope = 0,
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SLOT_wrappedFunction
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};
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enum
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{
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SLOT_location = 0,
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SLOT_navigator,
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SLOT_COUNT
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};
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// Must be traced!
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jsval mSlots[SLOT_COUNT];
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enum
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{
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STRING_onerror = 0,
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STRING_onclose,
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STRING_COUNT
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};
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static const char* const sEventStrings[STRING_COUNT];
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protected:
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WorkerPrivate* mWorker;
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public:
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static JSClass*
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Class()
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{
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return &sClass;
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}
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static JSObject*
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InitClass(JSContext* aCx, JSObject* aObj, JSObject* aParentProto)
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{
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return JS_InitClass(aCx, aObj, aParentProto, Class(), Construct, 0,
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sProperties, sFunctions, NULL, NULL);
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}
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using EventTarget::GetEventListener;
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using EventTarget::SetEventListener;
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protected:
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WorkerGlobalScope(JSContext* aCx, WorkerPrivate* aWorker)
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: EventTarget(aCx), mWorker(aWorker)
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{
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MOZ_COUNT_CTOR(mozilla::dom::workers::WorkerGlobalScope);
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for (int32 i = 0; i < SLOT_COUNT; i++) {
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mSlots[i] = JSVAL_VOID;
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}
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}
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~WorkerGlobalScope()
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{
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MOZ_COUNT_DTOR(mozilla::dom::workers::WorkerGlobalScope);
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}
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virtual void
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_trace(JSTracer* aTrc) MOZ_OVERRIDE
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{
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for (int32 i = 0; i < SLOT_COUNT; i++) {
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JS_CALL_VALUE_TRACER(aTrc, mSlots[i], "WorkerGlobalScope instance slot");
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}
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mWorker->TraceInternal(aTrc);
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EventTarget::_trace(aTrc);
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}
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virtual void
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_finalize(JSFreeOp* aFop) MOZ_OVERRIDE
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{
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EventTarget::_finalize(aFop);
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}
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private:
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static JSBool
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GetEventListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
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{
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JS_ASSERT(JSID_IS_INT(aIdval));
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JS_ASSERT(JSID_TO_INT(aIdval) >= 0 && JSID_TO_INT(aIdval) < STRING_COUNT);
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const char* name = sEventStrings[JSID_TO_INT(aIdval)];
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
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if (!scope) {
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return false;
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}
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ErrorResult rv;
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JSObject* listener =
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scope->GetEventListener(NS_ConvertASCIItoUTF16(name + 2), rv);
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if (rv.Failed()) {
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JS_ReportError(aCx, "Failed to get event listener!");
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return false;
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}
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*aVp = listener ? OBJECT_TO_JSVAL(listener) : JSVAL_NULL;
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return true;
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}
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static JSBool
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SetEventListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, JSBool aStrict,
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jsval* aVp)
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{
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JS_ASSERT(JSID_IS_INT(aIdval));
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JS_ASSERT(JSID_TO_INT(aIdval) >= 0 && JSID_TO_INT(aIdval) < STRING_COUNT);
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const char* name = sEventStrings[JSID_TO_INT(aIdval)];
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
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if (!scope) {
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return false;
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}
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if (JSVAL_IS_PRIMITIVE(*aVp)) {
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JS_ReportError(aCx, "Not an event listener!");
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return false;
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}
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ErrorResult rv;
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scope->SetEventListener(NS_ConvertASCIItoUTF16(name + 2),
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JSVAL_TO_OBJECT(*aVp), rv);
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if (rv.Failed()) {
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JS_ReportError(aCx, "Failed to set event listener!");
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return false;
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}
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return true;
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}
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static WorkerGlobalScope*
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GetInstancePrivate(JSContext* aCx, JSObject* aObj, const char* aFunctionName);
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static JSBool
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Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL, JSMSG_WRONG_CONSTRUCTOR,
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sClass.name);
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return false;
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}
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static JSBool
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GetSelf(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
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{
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if (!GetInstancePrivate(aCx, aObj, "self")) {
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return false;
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}
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*aVp = OBJECT_TO_JSVAL(aObj);
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return true;
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}
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static JSBool
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GetLocation(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
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{
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WorkerGlobalScope* scope =
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GetInstancePrivate(aCx, aObj, sProperties[SLOT_location].name);
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if (!scope) {
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return false;
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}
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if (JSVAL_IS_VOID(scope->mSlots[SLOT_location])) {
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JSString* href, *protocol, *host, *hostname;
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JSString* port, *pathname, *search, *hash;
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WorkerPrivate::LocationInfo& info = scope->mWorker->GetLocationInfo();
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#define COPY_STRING(_jsstr, _cstr) \
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if (info. _cstr .IsEmpty()) { \
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_jsstr = NULL; \
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} \
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else { \
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if (!(_jsstr = JS_NewStringCopyN(aCx, info. _cstr .get(), \
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info. _cstr .Length()))) { \
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return false; \
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} \
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info. _cstr .Truncate(); \
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}
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COPY_STRING(href, mHref);
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COPY_STRING(protocol, mProtocol);
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COPY_STRING(host, mHost);
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COPY_STRING(hostname, mHostname);
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COPY_STRING(port, mPort);
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COPY_STRING(pathname, mPathname);
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COPY_STRING(search, mSearch);
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COPY_STRING(hash, mHash);
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#undef COPY_STRING
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JSObject* location = location::Create(aCx, href, protocol, host, hostname,
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port, pathname, search, hash);
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if (!location) {
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return false;
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}
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scope->mSlots[SLOT_location] = OBJECT_TO_JSVAL(location);
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}
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*aVp = scope->mSlots[SLOT_location];
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return true;
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}
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static JSBool
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UnwrapErrorEvent(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JS_ASSERT(aArgc == 1);
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JS_ASSERT((JS_ARGV(aCx, aVp)[0]).isObject());
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JSObject* wrapper = &JS_CALLEE(aCx, aVp).toObject();
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JS_ASSERT(JS_ObjectIsFunction(aCx, wrapper));
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jsval scope = js::GetFunctionNativeReserved(wrapper, SLOT_wrappedScope);
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jsval listener = js::GetFunctionNativeReserved(wrapper, SLOT_wrappedFunction);
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JS_ASSERT(scope.isObject());
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JSObject* event = &JS_ARGV(aCx, aVp)[0].toObject();
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jsval argv[3] = { JSVAL_VOID, JSVAL_VOID, JSVAL_VOID };
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if (!JS_GetProperty(aCx, event, "message", &argv[0]) ||
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!JS_GetProperty(aCx, event, "filename", &argv[1]) ||
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!JS_GetProperty(aCx, event, "lineno", &argv[2])) {
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return false;
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}
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jsval rval = JSVAL_VOID;
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if (!JS_CallFunctionValue(aCx, JSVAL_TO_OBJECT(scope), listener,
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ArrayLength(argv), argv, &rval)) {
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JS_ReportPendingException(aCx);
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return false;
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}
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if (JSVAL_IS_BOOLEAN(rval) && JSVAL_TO_BOOLEAN(rval) &&
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!JS_CallFunctionName(aCx, event, "preventDefault", 0, NULL, &rval)) {
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return false;
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}
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return true;
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}
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static JSBool
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GetOnErrorListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
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{
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const char* name = sEventStrings[STRING_onerror];
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
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if (!scope) {
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return false;
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}
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ErrorResult rv;
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JSObject* adaptor =
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scope->GetEventListener(NS_ConvertASCIItoUTF16(name + 2), rv);
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if (rv.Failed()) {
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JS_ReportError(aCx, "Failed to get event listener!");
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return false;
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}
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if (!adaptor) {
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*aVp = JSVAL_NULL;
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return true;
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}
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*aVp = js::GetFunctionNativeReserved(adaptor, SLOT_wrappedFunction);
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JS_ASSERT(!JSVAL_IS_PRIMITIVE(*aVp));
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return true;
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}
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static JSBool
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SetOnErrorListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval,
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JSBool aStrict, jsval* aVp)
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{
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const char* name = sEventStrings[STRING_onerror];
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
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if (!scope) {
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return false;
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}
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if (JSVAL_IS_PRIMITIVE(*aVp)) {
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JS_ReportError(aCx, "Not an event listener!");
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return false;
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}
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JSFunction* adaptor =
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js::NewFunctionWithReserved(aCx, UnwrapErrorEvent, 1, 0,
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JS_GetGlobalObject(aCx), "unwrap");
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if (!adaptor) {
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return false;
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}
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JSObject* listener = JS_GetFunctionObject(adaptor);
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if (!listener) {
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return false;
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}
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js::SetFunctionNativeReserved(listener, SLOT_wrappedScope,
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OBJECT_TO_JSVAL(aObj));
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js::SetFunctionNativeReserved(listener, SLOT_wrappedFunction, *aVp);
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ErrorResult rv;
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scope->SetEventListener(NS_ConvertASCIItoUTF16(name + 2), listener, rv);
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if (rv.Failed()) {
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JS_ReportError(aCx, "Failed to set event listener!");
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return false;
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}
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return true;
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}
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static JSBool
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GetNavigator(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
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{
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WorkerGlobalScope* scope =
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GetInstancePrivate(aCx, aObj, sProperties[SLOT_navigator].name);
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if (!scope) {
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return false;
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}
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if (JSVAL_IS_VOID(scope->mSlots[SLOT_navigator])) {
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JSObject* navigator = navigator::Create(aCx);
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if (!navigator) {
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return false;
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}
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scope->mSlots[SLOT_navigator] = OBJECT_TO_JSVAL(navigator);
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}
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*aVp = scope->mSlots[SLOT_navigator];
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return true;
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}
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static JSBool
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Close(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[0].name);
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if (!scope) {
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return false;
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}
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return scope->mWorker->CloseInternal(aCx);
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}
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static JSBool
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ImportScripts(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[1].name);
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if (!scope) {
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return false;
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}
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if (aArgc && !scriptloader::Load(aCx, aArgc, JS_ARGV(aCx, aVp))) {
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return false;
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}
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return true;
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}
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static JSBool
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SetTimeout(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[2].name);
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if (!scope) {
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return false;
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}
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jsval dummy;
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if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "v", &dummy)) {
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return false;
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}
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return scope->mWorker->SetTimeout(aCx, aArgc, aVp, false);
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}
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static JSBool
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ClearTimeout(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[3].name);
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if (!scope) {
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return false;
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}
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uint32_t id;
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if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "u", &id)) {
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return false;
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}
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return scope->mWorker->ClearTimeout(aCx, id);
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}
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static JSBool
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SetInterval(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[4].name);
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if (!scope) {
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return false;
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}
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jsval dummy;
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if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "v", &dummy)) {
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return false;
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}
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return scope->mWorker->SetTimeout(aCx, aArgc, aVp, true);
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}
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static JSBool
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ClearInterval(JSContext* aCx, unsigned aArgc, jsval* aVp)
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{
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|
JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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WorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, sFunctions[5].name);
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if (!scope) {
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return false;
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}
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uint32_t id;
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if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "u", &id)) {
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return false;
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}
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return scope->mWorker->ClearTimeout(aCx, id);
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}
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static JSBool
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Dump(JSContext* aCx, unsigned aArgc, jsval* aVp)
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|
{
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JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
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if (!obj) {
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return false;
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}
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if (!GetInstancePrivate(aCx, obj, sFunctions[6].name)) {
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return false;
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}
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if (aArgc) {
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JSString* str = JS_ValueToString(aCx, JS_ARGV(aCx, aVp)[0]);
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if (!str) {
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return false;
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}
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JSAutoByteString buffer(aCx, str);
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if (!buffer) {
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return false;
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}
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#ifdef ANDROID
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|
__android_log_print(ANDROID_LOG_INFO, "Gecko", buffer.ptr());
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|
#endif
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|
fputs(buffer.ptr(), stdout);
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|
fflush(stdout);
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|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static JSBool
|
|
AtoB(JSContext* aCx, unsigned aArgc, jsval* aVp)
|
|
{
|
|
JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
|
|
if (!obj) {
|
|
return false;
|
|
}
|
|
|
|
if (!GetInstancePrivate(aCx, obj, sFunctions[7].name)) {
|
|
return false;
|
|
}
|
|
|
|
jsval string;
|
|
if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "v", &string)) {
|
|
return false;
|
|
}
|
|
|
|
jsval result;
|
|
if (!xpc::Base64Decode(aCx, string, &result)) {
|
|
return false;
|
|
}
|
|
|
|
JS_SET_RVAL(aCx, aVp, result);
|
|
return true;
|
|
}
|
|
|
|
static JSBool
|
|
BtoA(JSContext* aCx, unsigned aArgc, jsval* aVp)
|
|
{
|
|
JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
|
|
if (!obj) {
|
|
return false;
|
|
}
|
|
|
|
if (!GetInstancePrivate(aCx, obj, sFunctions[8].name)) {
|
|
return false;
|
|
}
|
|
|
|
jsval binary;
|
|
if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "v", &binary)) {
|
|
return false;
|
|
}
|
|
|
|
jsval result;
|
|
if (!xpc::Base64Encode(aCx, binary, &result)) {
|
|
return false;
|
|
}
|
|
|
|
JS_SET_RVAL(aCx, aVp, result);
|
|
return true;
|
|
}
|
|
};
|
|
|
|
JSClass WorkerGlobalScope::sClass = {
|
|
"WorkerGlobalScope",
|
|
0,
|
|
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
|
|
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub
|
|
};
|
|
|
|
JSPropertySpec WorkerGlobalScope::sProperties[] = {
|
|
{ "location", SLOT_location, PROPERTY_FLAGS, GetLocation,
|
|
js_GetterOnlyPropertyStub },
|
|
{ sEventStrings[STRING_onerror], STRING_onerror, PROPERTY_FLAGS,
|
|
GetOnErrorListener, SetOnErrorListener },
|
|
{ sEventStrings[STRING_onclose], STRING_onclose, PROPERTY_FLAGS,
|
|
GetEventListener, SetEventListener },
|
|
{ "navigator", SLOT_navigator, PROPERTY_FLAGS, GetNavigator,
|
|
js_GetterOnlyPropertyStub },
|
|
{ "self", 0, PROPERTY_FLAGS, GetSelf, js_GetterOnlyPropertyStub },
|
|
{ 0, 0, 0, NULL, NULL }
|
|
};
|
|
|
|
JSFunctionSpec WorkerGlobalScope::sFunctions[] = {
|
|
JS_FN("close", Close, 0, FUNCTION_FLAGS),
|
|
JS_FN("importScripts", ImportScripts, 1, FUNCTION_FLAGS),
|
|
JS_FN("setTimeout", SetTimeout, 1, FUNCTION_FLAGS),
|
|
JS_FN("clearTimeout", ClearTimeout, 1, FUNCTION_FLAGS),
|
|
JS_FN("setInterval", SetInterval, 1, FUNCTION_FLAGS),
|
|
JS_FN("clearInterval", ClearTimeout, 1, FUNCTION_FLAGS),
|
|
JS_FN("dump", Dump, 1, FUNCTION_FLAGS),
|
|
JS_FN("atob", AtoB, 1, FUNCTION_FLAGS),
|
|
JS_FN("btoa", BtoA, 1, FUNCTION_FLAGS),
|
|
JS_FS_END
|
|
};
|
|
|
|
const char* const WorkerGlobalScope::sEventStrings[STRING_COUNT] = {
|
|
"onerror",
|
|
"onclose"
|
|
};
|
|
|
|
class DedicatedWorkerGlobalScope : public WorkerGlobalScope
|
|
{
|
|
static DOMJSClass sClass;
|
|
static JSPropertySpec sProperties[];
|
|
static JSFunctionSpec sFunctions[];
|
|
|
|
enum
|
|
{
|
|
STRING_onmessage = 0,
|
|
|
|
STRING_COUNT
|
|
};
|
|
|
|
static const char* const sEventStrings[STRING_COUNT];
|
|
|
|
public:
|
|
static JSClass*
|
|
Class()
|
|
{
|
|
return sClass.ToJSClass();
|
|
}
|
|
|
|
static JSObject*
|
|
InitClass(JSContext* aCx, JSObject* aObj, JSObject* aParentProto)
|
|
{
|
|
return JS_InitClass(aCx, aObj, aParentProto, Class(), Construct, 0,
|
|
sProperties, sFunctions, NULL, NULL);
|
|
}
|
|
|
|
static JSBool
|
|
InitPrivate(JSContext* aCx, JSObject* aObj, WorkerPrivate* aWorkerPrivate)
|
|
{
|
|
JS_ASSERT(JS_GetClass(aObj) == Class());
|
|
|
|
dom::AllocateProtoOrIfaceCache(aObj);
|
|
|
|
nsRefPtr<DedicatedWorkerGlobalScope> scope =
|
|
new DedicatedWorkerGlobalScope(aCx, aWorkerPrivate);
|
|
|
|
js::SetReservedSlot(aObj, DOM_OBJECT_SLOT, PRIVATE_TO_JSVAL(scope));
|
|
|
|
scope->SetIsDOMBinding();
|
|
scope->SetWrapper(aObj);
|
|
|
|
scope.forget();
|
|
return true;
|
|
}
|
|
|
|
protected:
|
|
DedicatedWorkerGlobalScope(JSContext* aCx, WorkerPrivate* aWorker)
|
|
: WorkerGlobalScope(aCx, aWorker)
|
|
{
|
|
MOZ_COUNT_CTOR(mozilla::dom::workers::DedicatedWorkerGlobalScope);
|
|
}
|
|
|
|
~DedicatedWorkerGlobalScope()
|
|
{
|
|
MOZ_COUNT_DTOR(mozilla::dom::workers::DedicatedWorkerGlobalScope);
|
|
}
|
|
|
|
private:
|
|
using EventTarget::GetEventListener;
|
|
using EventTarget::SetEventListener;
|
|
|
|
static JSBool
|
|
GetEventListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, jsval* aVp)
|
|
{
|
|
JS_ASSERT(JSID_IS_INT(aIdval));
|
|
JS_ASSERT(JSID_TO_INT(aIdval) >= 0 && JSID_TO_INT(aIdval) < STRING_COUNT);
|
|
|
|
const char* name = sEventStrings[JSID_TO_INT(aIdval)];
|
|
DedicatedWorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
|
|
if (!scope) {
|
|
return false;
|
|
}
|
|
|
|
ErrorResult rv;
|
|
|
|
JSObject* listener =
|
|
scope->GetEventListener(NS_ConvertASCIItoUTF16(name + 2), rv);
|
|
|
|
if (rv.Failed()) {
|
|
JS_ReportError(aCx, "Failed to get event listener!");
|
|
return false;
|
|
}
|
|
|
|
*aVp = listener ? OBJECT_TO_JSVAL(listener) : JSVAL_NULL;
|
|
return true;
|
|
}
|
|
|
|
static JSBool
|
|
SetEventListener(JSContext* aCx, JSHandleObject aObj, JSHandleId aIdval, JSBool aStrict,
|
|
jsval* aVp)
|
|
{
|
|
JS_ASSERT(JSID_IS_INT(aIdval));
|
|
JS_ASSERT(JSID_TO_INT(aIdval) >= 0 && JSID_TO_INT(aIdval) < STRING_COUNT);
|
|
|
|
const char* name = sEventStrings[JSID_TO_INT(aIdval)];
|
|
DedicatedWorkerGlobalScope* scope = GetInstancePrivate(aCx, aObj, name);
|
|
if (!scope) {
|
|
return false;
|
|
}
|
|
|
|
if (JSVAL_IS_PRIMITIVE(*aVp)) {
|
|
JS_ReportError(aCx, "Not an event listener!");
|
|
return false;
|
|
}
|
|
|
|
ErrorResult rv;
|
|
|
|
scope->SetEventListener(NS_ConvertASCIItoUTF16(name + 2),
|
|
JSVAL_TO_OBJECT(*aVp), rv);
|
|
|
|
if (rv.Failed()) {
|
|
JS_ReportError(aCx, "Failed to set event listener!");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static DedicatedWorkerGlobalScope*
|
|
GetInstancePrivate(JSContext* aCx, JSObject* aObj, const char* aFunctionName)
|
|
{
|
|
JSClass* classPtr = JS_GetClass(aObj);
|
|
if (classPtr == Class()) {
|
|
return UnwrapDOMObject<DedicatedWorkerGlobalScope>(aObj);
|
|
}
|
|
|
|
JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL,
|
|
JSMSG_INCOMPATIBLE_PROTO, Class()->name, aFunctionName,
|
|
classPtr->name);
|
|
return NULL;
|
|
}
|
|
|
|
static JSBool
|
|
Construct(JSContext* aCx, unsigned aArgc, jsval* aVp)
|
|
{
|
|
JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL, JSMSG_WRONG_CONSTRUCTOR,
|
|
Class()->name);
|
|
return false;
|
|
}
|
|
|
|
static JSBool
|
|
Resolve(JSContext* aCx, JSHandleObject aObj, JSHandleId aId, unsigned aFlags,
|
|
JSObject** aObjp)
|
|
{
|
|
JSBool resolved;
|
|
if (!JS_ResolveStandardClass(aCx, aObj, aId, &resolved)) {
|
|
return false;
|
|
}
|
|
|
|
*aObjp = resolved ? aObj.value() : NULL;
|
|
return true;
|
|
}
|
|
|
|
static void
|
|
Finalize(JSFreeOp* aFop, JSObject* aObj)
|
|
{
|
|
JS_ASSERT(JS_GetClass(aObj) == Class());
|
|
DedicatedWorkerGlobalScope* scope =
|
|
UnwrapDOMObject<DedicatedWorkerGlobalScope>(aObj);
|
|
if (scope) {
|
|
DestroyProtoOrIfaceCache(aObj);
|
|
scope->_finalize(aFop);
|
|
}
|
|
}
|
|
|
|
static void
|
|
Trace(JSTracer* aTrc, JSObject* aObj)
|
|
{
|
|
JS_ASSERT(JS_GetClass(aObj) == Class());
|
|
DedicatedWorkerGlobalScope* scope =
|
|
UnwrapDOMObject<DedicatedWorkerGlobalScope>(aObj);
|
|
if (scope) {
|
|
mozilla::dom::TraceProtoOrIfaceCache(aTrc, aObj);
|
|
scope->_trace(aTrc);
|
|
}
|
|
}
|
|
|
|
static JSBool
|
|
PostMessage(JSContext* aCx, unsigned aArgc, jsval* aVp)
|
|
{
|
|
JSObject* obj = JS_THIS_OBJECT(aCx, aVp);
|
|
if (!obj) {
|
|
return false;
|
|
}
|
|
|
|
const char*& name = sFunctions[0].name;
|
|
DedicatedWorkerGlobalScope* scope = GetInstancePrivate(aCx, obj, name);
|
|
if (!scope) {
|
|
return false;
|
|
}
|
|
|
|
jsval message;
|
|
if (!JS_ConvertArguments(aCx, aArgc, JS_ARGV(aCx, aVp), "v", &message)) {
|
|
return false;
|
|
}
|
|
|
|
return scope->mWorker->PostMessageToParent(aCx, message);
|
|
}
|
|
};
|
|
|
|
MOZ_STATIC_ASSERT(prototypes::MaxProtoChainLength == 3,
|
|
"The MaxProtoChainLength must match our manual DOMJSClasses");
|
|
|
|
DOMJSClass DedicatedWorkerGlobalScope::sClass = {
|
|
{
|
|
"DedicatedWorkerGlobalScope",
|
|
JSCLASS_DOM_GLOBAL | JSCLASS_IS_DOMJSCLASS | JSCLASS_IMPLEMENTS_BARRIERS |
|
|
JSCLASS_GLOBAL_FLAGS_WITH_SLOTS(3) | JSCLASS_NEW_RESOLVE,
|
|
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
|
|
JS_EnumerateStub, reinterpret_cast<JSResolveOp>(Resolve), JS_ConvertStub,
|
|
Finalize, NULL, NULL, NULL, NULL, Trace
|
|
},
|
|
{ prototypes::id::EventTarget_workers, prototypes::id::_ID_Count,
|
|
prototypes::id::_ID_Count },
|
|
-1, false, NULL
|
|
};
|
|
|
|
JSPropertySpec DedicatedWorkerGlobalScope::sProperties[] = {
|
|
{ sEventStrings[STRING_onmessage], STRING_onmessage, PROPERTY_FLAGS,
|
|
GetEventListener, SetEventListener },
|
|
{ 0, 0, 0, NULL, NULL }
|
|
};
|
|
|
|
JSFunctionSpec DedicatedWorkerGlobalScope::sFunctions[] = {
|
|
JS_FN("postMessage", PostMessage, 1, FUNCTION_FLAGS),
|
|
JS_FS_END
|
|
};
|
|
|
|
const char* const DedicatedWorkerGlobalScope::sEventStrings[STRING_COUNT] = {
|
|
"onmessage",
|
|
};
|
|
|
|
WorkerGlobalScope*
|
|
WorkerGlobalScope::GetInstancePrivate(JSContext* aCx, JSObject* aObj,
|
|
const char* aFunctionName)
|
|
{
|
|
JSClass* classPtr = JS_GetClass(aObj);
|
|
|
|
// We can only make DedicatedWorkerGlobalScope, not WorkerGlobalScope, so this
|
|
// should never happen.
|
|
JS_ASSERT(classPtr != Class());
|
|
|
|
if (classPtr == DedicatedWorkerGlobalScope::Class()) {
|
|
return UnwrapDOMObject<DedicatedWorkerGlobalScope>(aObj);
|
|
}
|
|
|
|
JS_ReportErrorNumber(aCx, js_GetErrorMessage, NULL, JSMSG_INCOMPATIBLE_PROTO,
|
|
sClass.name, aFunctionName, classPtr->name);
|
|
return NULL;
|
|
}
|
|
|
|
} /* anonymous namespace */
|
|
|
|
BEGIN_WORKERS_NAMESPACE
|
|
|
|
JSObject*
|
|
CreateDedicatedWorkerGlobalScope(JSContext* aCx)
|
|
{
|
|
using namespace mozilla::dom;
|
|
|
|
WorkerPrivate* worker = GetWorkerPrivateFromContext(aCx);
|
|
JS_ASSERT(worker);
|
|
|
|
JSObject* global =
|
|
JS_NewCompartmentAndGlobalObject(aCx, DedicatedWorkerGlobalScope::Class(),
|
|
GetWorkerPrincipal());
|
|
if (!global) {
|
|
return NULL;
|
|
}
|
|
|
|
JSAutoEnterCompartment ac;
|
|
if (!ac.enter(aCx, global)) {
|
|
return NULL;
|
|
}
|
|
|
|
// Make the private slots now so that all our instance checks succeed.
|
|
if (!DedicatedWorkerGlobalScope::InitPrivate(aCx, global, worker)) {
|
|
return NULL;
|
|
}
|
|
|
|
// Proto chain should be:
|
|
// global -> DedicatedWorkerGlobalScope
|
|
// -> WorkerGlobalScope
|
|
// -> EventTarget
|
|
// -> Object
|
|
|
|
JSObject* eventTargetProto =
|
|
EventTargetBinding_workers::GetProtoObject(aCx, global, global);
|
|
if (!eventTargetProto) {
|
|
return NULL;
|
|
}
|
|
|
|
JSObject* scopeProto =
|
|
WorkerGlobalScope::InitClass(aCx, global, eventTargetProto);
|
|
if (!scopeProto) {
|
|
return NULL;
|
|
}
|
|
|
|
JSObject* dedicatedScopeProto =
|
|
DedicatedWorkerGlobalScope::InitClass(aCx, global, scopeProto);
|
|
if (!dedicatedScopeProto) {
|
|
return NULL;
|
|
}
|
|
|
|
if (!JS_SetPrototype(aCx, global, dedicatedScopeProto)) {
|
|
return NULL;
|
|
}
|
|
|
|
JSObject* workerProto = worker::InitClass(aCx, global, eventTargetProto,
|
|
false);
|
|
if (!workerProto) {
|
|
return NULL;
|
|
}
|
|
|
|
if (worker->IsChromeWorker() &&
|
|
(!chromeworker::InitClass(aCx, global, workerProto, false) ||
|
|
!DefineChromeWorkerFunctions(aCx, global)) ||
|
|
!DefineOSFileConstants(aCx, global)) {
|
|
return NULL;
|
|
}
|
|
|
|
// Init other classes we care about.
|
|
if (!events::InitClasses(aCx, global, false) ||
|
|
!file::InitClasses(aCx, global) ||
|
|
!filereadersync::InitClass(aCx, global) ||
|
|
!exceptions::InitClasses(aCx, global) ||
|
|
!location::InitClass(aCx, global) ||
|
|
!imagedata::InitClass(aCx, global) ||
|
|
!navigator::InitClass(aCx, global)) {
|
|
return NULL;
|
|
}
|
|
|
|
// Init other paris-bindings.
|
|
if (!XMLHttpRequestBinding_workers::CreateInterfaceObjects(aCx, global,
|
|
global) ||
|
|
!XMLHttpRequestUploadBinding_workers::CreateInterfaceObjects(aCx, global,
|
|
global)) {
|
|
return NULL;
|
|
}
|
|
|
|
if (!JS_DefineProfilingFunctions(aCx, global)) {
|
|
return NULL;
|
|
}
|
|
|
|
return global;
|
|
}
|
|
|
|
bool
|
|
ClassIsWorkerGlobalScope(JSClass* aClass)
|
|
{
|
|
return WorkerGlobalScope::Class() == aClass ||
|
|
DedicatedWorkerGlobalScope::Class() == aClass;
|
|
}
|
|
|
|
END_WORKERS_NAMESPACE
|