From 40a355a42d4a9444dc753c04c6608dade2f06a23 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 03:13:27 +0200 Subject: Adding upstream version 125.0.1. Signed-off-by: Daniel Baumann --- dom/base/DOMRequest.cpp | 256 ------------------------------------------------ 1 file changed, 256 deletions(-) delete mode 100644 dom/base/DOMRequest.cpp (limited to 'dom/base/DOMRequest.cpp') diff --git a/dom/base/DOMRequest.cpp b/dom/base/DOMRequest.cpp deleted file mode 100644 index 93c1d75d89..0000000000 --- a/dom/base/DOMRequest.cpp +++ /dev/null @@ -1,256 +0,0 @@ -/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* vim: set ts=8 sts=2 et sw=2 tw=80: */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "DOMRequest.h" - -#include "DOMException.h" -#include "nsThreadUtils.h" -#include "mozilla/HoldDropJSObjects.h" -#include "mozilla/ErrorResult.h" -#include "mozilla/dom/Event.h" -#include "mozilla/dom/Promise.h" -#include "mozilla/dom/ScriptSettings.h" -#include "jsfriendapi.h" -#include "nsContentUtils.h" - -using mozilla::dom::AnyCallback; -using mozilla::dom::AutoJSAPI; -using mozilla::dom::DOMException; -using mozilla::dom::DOMRequest; -using mozilla::dom::DOMRequestService; -using mozilla::dom::Promise; -using mozilla::dom::RootingCx; - -DOMRequest::DOMRequest(nsPIDOMWindowInner* aWindow) - : DOMEventTargetHelper(aWindow), - mResult(JS::UndefinedValue()), - mDone(false) {} - -DOMRequest::DOMRequest(nsIGlobalObject* aGlobal) - : DOMEventTargetHelper(aGlobal), - mResult(JS::UndefinedValue()), - mDone(false) {} - -DOMRequest::~DOMRequest() { mozilla::DropJSObjects(this); } - -NS_IMPL_CYCLE_COLLECTION_INHERITED_WITH_JS_MEMBERS(DOMRequest, - DOMEventTargetHelper, - (mError, mPromise), - (mResult)) - -NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DOMRequest) -NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper) - -NS_IMPL_ADDREF_INHERITED(DOMRequest, DOMEventTargetHelper) -NS_IMPL_RELEASE_INHERITED(DOMRequest, DOMEventTargetHelper) - -/* virtual */ -JSObject* DOMRequest::WrapObject(JSContext* aCx, - JS::Handle aGivenProto) { - return DOMRequest_Binding::Wrap(aCx, this, aGivenProto); -} - -void DOMRequest::FireSuccess(JS::Handle aResult) { - NS_ASSERTION(!mDone, "mDone shouldn't have been set to true already!"); - NS_ASSERTION(!mError, "mError shouldn't have been set!"); - NS_ASSERTION(mResult.isUndefined(), "mResult shouldn't have been set!"); - - mDone = true; - if (aResult.isGCThing()) { - RootResultVal(); - } - mResult = aResult; - - FireEvent(u"success"_ns, false, false); - - if (mPromise) { - mPromise->MaybeResolve(mResult); - } -} - -void DOMRequest::FireError(const nsAString& aError) { - NS_ASSERTION(!mDone, "mDone shouldn't have been set to true already!"); - NS_ASSERTION(!mError, "mError shouldn't have been set!"); - NS_ASSERTION(mResult.isUndefined(), "mResult shouldn't have been set!"); - - mDone = true; - // XXX Error code chosen arbitrarily - mError = DOMException::Create(NS_ERROR_DOM_UNKNOWN_ERR, - NS_ConvertUTF16toUTF8(aError)); - - FireEvent(u"error"_ns, true, true); - - if (mPromise) { - mPromise->MaybeRejectBrokenly(mError); - } -} - -void DOMRequest::FireError(nsresult aError) { - NS_ASSERTION(!mDone, "mDone shouldn't have been set to true already!"); - NS_ASSERTION(!mError, "mError shouldn't have been set!"); - NS_ASSERTION(mResult.isUndefined(), "mResult shouldn't have been set!"); - - mDone = true; - mError = DOMException::Create(aError); - - FireEvent(u"error"_ns, true, true); - - if (mPromise) { - mPromise->MaybeRejectBrokenly(mError); - } -} - -void DOMRequest::FireDetailedError(DOMException& aError) { - NS_ASSERTION(!mDone, "mDone shouldn't have been set to true already!"); - NS_ASSERTION(!mError, "mError shouldn't have been set!"); - NS_ASSERTION(mResult.isUndefined(), "mResult shouldn't have been set!"); - - mDone = true; - mError = &aError; - - FireEvent(u"error"_ns, true, true); - - if (mPromise) { - mPromise->MaybeRejectBrokenly(mError); - } -} - -void DOMRequest::FireEvent(const nsAString& aType, bool aBubble, - bool aCancelable) { - if (NS_FAILED(CheckCurrentGlobalCorrectness())) { - return; - } - - RefPtr event = NS_NewDOMEvent(this, nullptr, nullptr); - event->InitEvent(aType, aBubble, aCancelable); - event->SetTrusted(true); - - DispatchEvent(*event); -} - -void DOMRequest::RootResultVal() { mozilla::HoldJSObjects(this); } - -void DOMRequest::Then(JSContext* aCx, AnyCallback* aResolveCallback, - AnyCallback* aRejectCallback, - JS::MutableHandle aRetval, - mozilla::ErrorResult& aRv) { - if (!mPromise) { - mPromise = Promise::Create(DOMEventTargetHelper::GetParentObject(), aRv); - if (aRv.Failed()) { - return; - } - if (mDone) { - // Since we create mPromise lazily, it's possible that the DOMRequest - // object has already fired its success/error event. In that case we - // should manually resolve/reject mPromise here. mPromise will take care - // of calling the callbacks on |promise| as needed. - if (mError) { - mPromise->MaybeRejectBrokenly(mError); - } else { - mPromise->MaybeResolve(mResult); - } - } - } - - // Just use the global of the Promise itself as the callee global. - JS::Rooted global(aCx, mPromise->PromiseObj()); - global = JS::GetNonCCWObjectGlobal(global); - mPromise->Then(aCx, global, aResolveCallback, aRejectCallback, aRetval, aRv); -} - -NS_IMPL_ISUPPORTS(DOMRequestService, nsIDOMRequestService) - -NS_IMETHODIMP -DOMRequestService::CreateRequest(mozIDOMWindow* aWindow, - DOMRequest** aRequest) { - MOZ_ASSERT(NS_IsMainThread()); - NS_ENSURE_STATE(aWindow); - auto* win = nsPIDOMWindowInner::From(aWindow); - RefPtr req = new DOMRequest(win); - req.forget(aRequest); - - return NS_OK; -} - -NS_IMETHODIMP -DOMRequestService::FireSuccess(DOMRequest* aRequest, - JS::Handle aResult) { - NS_ENSURE_STATE(aRequest); - aRequest->FireSuccess(aResult); - - return NS_OK; -} - -NS_IMETHODIMP -DOMRequestService::FireError(DOMRequest* aRequest, const nsAString& aError) { - NS_ENSURE_STATE(aRequest); - aRequest->FireError(aError); - - return NS_OK; -} - -class FireSuccessAsyncTask : public mozilla::Runnable { - FireSuccessAsyncTask(DOMRequest* aRequest, const JS::Value& aResult) - : mozilla::Runnable("FireSuccessAsyncTask"), - mReq(aRequest), - mResult(RootingCx(), aResult) {} - - public: - // Due to the fact that initialization can fail during shutdown (since we - // can't fetch a js context), set up an initiatization function to make sure - // we can return the failure appropriately - static nsresult Dispatch(DOMRequest* aRequest, const JS::Value& aResult) { - RefPtr asyncTask = - new FireSuccessAsyncTask(aRequest, aResult); - MOZ_ALWAYS_SUCCEEDS(NS_DispatchToCurrentThread(asyncTask)); - return NS_OK; - } - - NS_IMETHOD - Run() override { - mReq->FireSuccess( - JS::Handle::fromMarkedLocation(mResult.address())); - return NS_OK; - } - - private: - RefPtr mReq; - JS::PersistentRooted mResult; -}; - -class FireErrorAsyncTask : public mozilla::Runnable { - public: - FireErrorAsyncTask(DOMRequest* aRequest, const nsAString& aError) - : mozilla::Runnable("FireErrorAsyncTask"), - mReq(aRequest), - mError(aError) {} - - NS_IMETHOD - Run() override { - mReq->FireError(mError); - return NS_OK; - } - - private: - RefPtr mReq; - nsString mError; -}; - -NS_IMETHODIMP -DOMRequestService::FireSuccessAsync(DOMRequest* aRequest, - JS::Handle aResult) { - NS_ENSURE_STATE(aRequest); - return FireSuccessAsyncTask::Dispatch(aRequest, aResult); -} - -NS_IMETHODIMP -DOMRequestService::FireErrorAsync(DOMRequest* aRequest, - const nsAString& aError) { - NS_ENSURE_STATE(aRequest); - nsCOMPtr asyncTask = new FireErrorAsyncTask(aRequest, aError); - MOZ_ALWAYS_SUCCEEDS(NS_DispatchToCurrentThread(asyncTask)); - return NS_OK; -} -- cgit v1.2.3