Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 338 insertions, 0 deletions

diff --git a/dom/xml/XMLDocument.cpp b/dom/xml/XMLDocument.cpp
new file mode 100644
index 0000000000..e9c821b7d4
--- /dev/null
+++ b/dom/xml/XMLDocument.cpp
@@ -0,0 +1,338 @@
+/* -*- 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 "mozilla/dom/XMLDocument.h"
+#include "nsCharsetSource.h"
+#include "nsIXMLContentSink.h"
+#include "nsPresContext.h"
+#include "nsIContent.h"
+#include "nsIDocShell.h"
+#include "nsHTMLParts.h"
+#include "nsCOMPtr.h"
+#include "nsString.h"
+#include "nsIURI.h"
+#include "nsNetUtil.h"
+#include "nsError.h"
+#include "nsIPrincipal.h"
+#include "nsLayoutCID.h"
+#include "mozilla/dom/Attr.h"
+#include "nsCExternalHandlerService.h"
+#include "nsMimeTypes.h"
+#include "nsContentUtils.h"
+#include "nsThreadUtils.h"
+#include "nsJSUtils.h"
+#include "nsCRT.h"
+#include "nsComponentManagerUtils.h"
+#include "nsContentCreatorFunctions.h"
+#include "nsContentPolicyUtils.h"
+#include "nsIConsoleService.h"
+#include "nsIScriptError.h"
+#include "nsHTMLDocument.h"
+#include "nsParser.h"
+#include "mozilla/BasicEvents.h"
+#include "mozilla/EventDispatcher.h"
+#include "mozilla/Encoding.h"
+#include "mozilla/dom/DocumentType.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/dom/DocGroup.h"
+#include "mozilla/dom/XMLDocumentBinding.h"
+#include "mozilla/dom/DocumentBinding.h"
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+// ==================================================================
+// =
+// ==================================================================
+
+nsresult NS_NewDOMDocument(Document** aInstancePtrResult,
+                           const nsAString& aNamespaceURI,
+                           const nsAString& aQualifiedName,
+                           DocumentType* aDoctype, nsIURI* aDocumentURI,
+                           nsIURI* aBaseURI, nsIPrincipal* aPrincipal,
+                           bool aLoadedAsData, nsIGlobalObject* aEventObject,
+                           DocumentFlavor aFlavor) {
+  // Note: can't require that aDocumentURI/aBaseURI/aPrincipal be non-null,
+  // since at least one caller (XMLHttpRequest) doesn't have decent args to
+  // pass in.
+
+  nsresult rv;
+
+  *aInstancePtrResult = nullptr;
+
+  nsCOMPtr<Document> d;
+  bool isHTML = false;
+  bool isXHTML = false;
+  if (aFlavor == DocumentFlavorSVG) {
+    rv = NS_NewSVGDocument(getter_AddRefs(d));
+  } else if (aFlavor == DocumentFlavorHTML) {
+    rv = NS_NewHTMLDocument(getter_AddRefs(d));
+    isHTML = true;
+  } else if (aFlavor == DocumentFlavorXML) {
+    rv = NS_NewXMLDocument(getter_AddRefs(d));
+  } else if (aFlavor == DocumentFlavorPlain) {
+    rv = NS_NewXMLDocument(getter_AddRefs(d), aLoadedAsData, true);
+  } else if (aDoctype) {
+    MOZ_ASSERT(aFlavor == DocumentFlavorLegacyGuess);
+    nsAutoString publicId, name;
+    aDoctype->GetPublicId(publicId);
+    if (publicId.IsEmpty()) {
+      aDoctype->GetName(name);
+    }
+    if (name.EqualsLiteral("html") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.01//EN") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.01 Frameset//EN") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.01 Transitional//EN") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.0//EN") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.0 Frameset//EN") ||
+        publicId.EqualsLiteral("-//W3C//DTD HTML 4.0 Transitional//EN")) {
+      rv = NS_NewHTMLDocument(getter_AddRefs(d));
+      isHTML = true;
+    } else if (publicId.EqualsLiteral("-//W3C//DTD XHTML 1.0 Strict//EN") ||
+               publicId.EqualsLiteral(
+                   "-//W3C//DTD XHTML 1.0 Transitional//EN") ||
+               publicId.EqualsLiteral("-//W3C//DTD XHTML 1.0 Frameset//EN")) {
+      rv = NS_NewHTMLDocument(getter_AddRefs(d));
+      isHTML = true;
+      isXHTML = true;
+    } else if (publicId.EqualsLiteral("-//W3C//DTD SVG 1.1//EN")) {
+      rv = NS_NewSVGDocument(getter_AddRefs(d));
+    }
+    // XXX Add support for XUL documents.
+    else {
+      rv = NS_NewXMLDocument(getter_AddRefs(d));
+    }
+  } else {
+    MOZ_ASSERT(aFlavor == DocumentFlavorLegacyGuess);
+    rv = NS_NewXMLDocument(getter_AddRefs(d));
+  }
+
+  if (NS_FAILED(rv)) {
+    return rv;
+  }
+
+  if (isHTML) {
+    d->SetCompatibilityMode(eCompatibility_FullStandards);
+    d->AsHTMLDocument()->SetIsXHTML(isXHTML);
+  }
+  d->SetLoadedAsData(aLoadedAsData, /* aConsiderForMemoryReporting */ true);
+  d->SetDocumentURI(aDocumentURI);
+  // Must set the principal first, since SetBaseURI checks it.
+  d->SetPrincipals(aPrincipal, aPrincipal);
+  d->SetBaseURI(aBaseURI);
+
+  // We need to set the script handling object after we set the principal such
+  // that the doc group is assigned correctly.
+  if (nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aEventObject)) {
+    d->SetScriptHandlingObject(sgo);
+  } else if (aEventObject) {
+    d->SetScopeObject(aEventObject);
+  }
+
+  // XMLDocuments and documents "created in memory" get to be UTF-8 by default,
+  // unlike the legacy HTML mess
+  d->SetDocumentCharacterSet(UTF_8_ENCODING);
+
+  if (aDoctype) {
+    ErrorResult result;
+    d->AppendChild(*aDoctype, result);
+    // Need to WouldReportJSException() if our callee can throw a JS
+    // exception (which it can) and we're neither propagating the
+    // error out nor unconditionally suppressing it.
+    result.WouldReportJSException();
+    if (NS_WARN_IF(result.Failed())) {
+      return result.StealNSResult();
+    }
+  }
+
+  if (!aQualifiedName.IsEmpty()) {
+    ErrorResult result;
+    ElementCreationOptionsOrString options;
+    options.SetAsString();
+
+    nsCOMPtr<Element> root =
+        d->CreateElementNS(aNamespaceURI, aQualifiedName, options, result);
+    if (NS_WARN_IF(result.Failed())) {
+      return result.StealNSResult();
+    }
+
+    d->AppendChild(*root, result);
+    // Need to WouldReportJSException() if our callee can throw a JS
+    // exception (which it can) and we're neither propagating the
+    // error out nor unconditionally suppressing it.
+    result.WouldReportJSException();
+    if (NS_WARN_IF(result.Failed())) {
+      return result.StealNSResult();
+    }
+  }
+
+  d.forget(aInstancePtrResult);
+
+  return NS_OK;
+}
+
+nsresult NS_NewXMLDocument(Document** aInstancePtrResult, bool aLoadedAsData,
+                           bool aIsPlainDocument) {
+  RefPtr<XMLDocument> doc = new XMLDocument();
+
+  nsresult rv = doc->Init();
+
+  if (NS_FAILED(rv)) {
+    *aInstancePtrResult = nullptr;
+    return rv;
+  }
+
+  doc->SetLoadedAsData(aLoadedAsData, /* aConsiderForMemoryReporting */ true);
+  doc->mIsPlainDocument = aIsPlainDocument;
+  doc.forget(aInstancePtrResult);
+
+  return NS_OK;
+}
+
+namespace mozilla::dom {
+
+XMLDocument::XMLDocument(const char* aContentType)
+    : Document(aContentType),
+      mChannelIsPending(false),
+      mIsPlainDocument(false),
+      mSuppressParserErrorElement(false),
+      mSuppressParserErrorConsoleMessages(false) {
+  mType = eGenericXML;
+}
+
+nsresult XMLDocument::Init() {
+  nsresult rv = Document::Init();
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  return rv;
+}
+
+void XMLDocument::Reset(nsIChannel* aChannel, nsILoadGroup* aLoadGroup) {
+  Document::Reset(aChannel, aLoadGroup);
+}
+
+void XMLDocument::ResetToURI(nsIURI* aURI, nsILoadGroup* aLoadGroup,
+                             nsIPrincipal* aPrincipal,
+                             nsIPrincipal* aPartitionedPrincipal) {
+  if (mChannelIsPending) {
+    StopDocumentLoad();
+    mChannel->CancelWithReason(NS_BINDING_ABORTED,
+                               "XMLDocument::ResetToURI"_ns);
+    mChannelIsPending = false;
+  }
+
+  Document::ResetToURI(aURI, aLoadGroup, aPrincipal, aPartitionedPrincipal);
+}
+
+void XMLDocument::SetSuppressParserErrorElement(bool aSuppress) {
+  mSuppressParserErrorElement = aSuppress;
+}
+
+bool XMLDocument::SuppressParserErrorElement() {
+  return mSuppressParserErrorElement;
+}
+
+void XMLDocument::SetSuppressParserErrorConsoleMessages(bool aSuppress) {
+  mSuppressParserErrorConsoleMessages = aSuppress;
+}
+
+bool XMLDocument::SuppressParserErrorConsoleMessages() {
+  return mSuppressParserErrorConsoleMessages;
+}
+
+nsresult XMLDocument::StartDocumentLoad(
+    const char* aCommand, nsIChannel* aChannel, nsILoadGroup* aLoadGroup,
+    nsISupports* aContainer, nsIStreamListener** aDocListener, bool aReset) {
+  nsresult rv = Document::StartDocumentLoad(aCommand, aChannel, aLoadGroup,
+                                            aContainer, aDocListener, aReset);
+  if (NS_FAILED(rv)) return rv;
+
+  int32_t charsetSource = kCharsetFromDocTypeDefault;
+  NotNull<const Encoding*> encoding = UTF_8_ENCODING;
+  TryChannelCharset(aChannel, charsetSource, encoding, nullptr);
+
+  nsCOMPtr<nsIURI> aUrl;
+  rv = aChannel->GetURI(getter_AddRefs(aUrl));
+  if (NS_FAILED(rv)) return rv;
+
+  mParser = new nsParser();
+
+  nsCOMPtr<nsIXMLContentSink> sink;
+
+  nsCOMPtr<nsIDocShell> docShell;
+  if (aContainer) {
+    docShell = do_QueryInterface(aContainer);
+    NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
+  }
+  rv = NS_NewXMLContentSink(getter_AddRefs(sink), this, aUrl, docShell,
+                            aChannel);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  // Set the parser as the stream listener for the document loader...
+  rv = CallQueryInterface(mParser, aDocListener);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  NS_ASSERTION(mChannel, "How can we not have a channel here?");
+  mChannelIsPending = true;
+
+  SetDocumentCharacterSet(encoding);
+  mParser->SetDocumentCharset(encoding, charsetSource);
+  mParser->SetCommand(aCommand);
+  mParser->SetContentSink(sink);
+  mParser->Parse(aUrl);
+
+  return NS_OK;
+}
+
+void XMLDocument::EndLoad() {
+  mChannelIsPending = false;
+
+  mSynchronousDOMContentLoaded = mLoadedAsData;
+  Document::EndLoad();
+  if (mSynchronousDOMContentLoaded) {
+    mSynchronousDOMContentLoaded = false;
+    Document::SetReadyStateInternal(Document::READYSTATE_COMPLETE);
+    // Generate a document load event for the case when an XML
+    // document was loaded as pure data without any presentation
+    // attached to it.
+    WidgetEvent event(true, eLoad);
+    // TODO: Bug 1506441
+    EventDispatcher::Dispatch(MOZ_KnownLive(ToSupports(this)), nullptr, &event);
+  }
+}
+
+/* virtual */
+void XMLDocument::DocAddSizeOfExcludingThis(nsWindowSizes& aWindowSizes) const {
+  Document::DocAddSizeOfExcludingThis(aWindowSizes);
+}
+
+// Document interface
+
+nsresult XMLDocument::Clone(dom::NodeInfo* aNodeInfo, nsINode** aResult) const {
+  NS_ASSERTION(aNodeInfo->NodeInfoManager() == mNodeInfoManager,
+               "Can't import this document into another document!");
+
+  RefPtr<XMLDocument> clone = new XMLDocument();
+  nsresult rv = CloneDocHelper(clone);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  // State from XMLDocument
+  clone->mIsPlainDocument = mIsPlainDocument;
+
+  clone.forget(aResult);
+  return NS_OK;
+}
+
+JSObject* XMLDocument::WrapNode(JSContext* aCx,
+                                JS::Handle<JSObject*> aGivenProto) {
+  if (mIsPlainDocument) {
+    return Document_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+  return XMLDocument_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+}  // namespace mozilla::dom