/* -*- 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 "nsHtml5DocumentBuilder.h" #include "mozilla/dom/ScriptLoader.h" #include "mozilla/dom/LinkStyle.h" #include "nsNameSpaceManager.h" using mozilla::dom::LinkStyle; NS_IMPL_CYCLE_COLLECTION_INHERITED(nsHtml5DocumentBuilder, nsContentSink, mOwnedElements) NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsHtml5DocumentBuilder) NS_INTERFACE_MAP_END_INHERITING(nsContentSink) NS_IMPL_ADDREF_INHERITED(nsHtml5DocumentBuilder, nsContentSink) NS_IMPL_RELEASE_INHERITED(nsHtml5DocumentBuilder, nsContentSink) nsHtml5DocumentBuilder::nsHtml5DocumentBuilder(bool aRunsToCompletion) : mBroken(NS_OK), mFlushState(eHtml5FlushState::eNotFlushing) { mRunsToCompletion = aRunsToCompletion; } nsresult nsHtml5DocumentBuilder::Init(mozilla::dom::Document* aDoc, nsIURI* aURI, nsISupports* aContainer, nsIChannel* aChannel) { return nsContentSink::Init(aDoc, aURI, aContainer, aChannel); } nsHtml5DocumentBuilder::~nsHtml5DocumentBuilder() = default; nsresult nsHtml5DocumentBuilder::MarkAsBroken(nsresult aReason) { mBroken = aReason; return aReason; } void nsHtml5DocumentBuilder::UpdateStyleSheet(nsIContent* aElement) { auto* linkStyle = LinkStyle::FromNode(*aElement); if (!linkStyle) { MOZ_ASSERT(nsNameSpaceManager::GetInstance()->mSVGDisabled, "Node didn't QI to style, but SVG wasn't disabled."); return; } auto updateOrError = linkStyle->EnableUpdatesAndUpdateStyleSheet( mRunsToCompletion ? nullptr : this); if (updateOrError.isOk() && updateOrError.unwrap().ShouldBlock() && !mRunsToCompletion) { ++mPendingSheetCount; mScriptLoader->AddParserBlockingScriptExecutionBlocker(); } } void nsHtml5DocumentBuilder::SetDocumentMode(nsHtml5DocumentMode m) { nsCompatibility mode = eCompatibility_NavQuirks; const char* errMsgId = nullptr; switch (m) { case STANDARDS_MODE: mode = eCompatibility_FullStandards; break; case ALMOST_STANDARDS_MODE: mode = eCompatibility_AlmostStandards; errMsgId = "errAlmostStandardsDoctypeVerbose"; break; case QUIRKS_MODE: mode = eCompatibility_NavQuirks; errMsgId = "errQuirkyDoctypeVerbose"; break; } mDocument->SetCompatibilityMode(mode); if (errMsgId && !mDocument->IsLoadedAsData()) { nsCOMPtr<nsIURI> docURI = mDocument->GetDocumentURI(); bool isData = false; docURI->SchemeIs("data", &isData); bool isHttp = false; docURI->SchemeIs("http", &isHttp); bool isHttps = false; docURI->SchemeIs("https", &isHttps); nsCOMPtr<nsIPrincipal> principal = mDocument->GetPrincipal(); if (principal->GetIsNullPrincipal() && !isData && !isHttp && !isHttps) { // Don't normally warn for null principals. It may well be internal // documents for which the warning is not applicable. return; } nsContentUtils::ReportToConsole( nsIScriptError::warningFlag, "HTML_PARSER__DOCTYPE"_ns, mDocument, nsContentUtils::eHTMLPARSER_PROPERTIES, errMsgId); } } // nsContentSink overrides void nsHtml5DocumentBuilder::UpdateChildCounts() { // No-op } nsresult nsHtml5DocumentBuilder::FlushTags() { return NS_OK; }