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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/xml/XMLStylesheetProcessingInstruction.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/xml/XMLStylesheetProcessingInstruction.cpp')
-rw-r--r--dom/xml/XMLStylesheetProcessingInstruction.cpp159
1 files changed, 159 insertions, 0 deletions
diff --git a/dom/xml/XMLStylesheetProcessingInstruction.cpp b/dom/xml/XMLStylesheetProcessingInstruction.cpp
new file mode 100644
index 0000000000..9f0d3f6156
--- /dev/null
+++ b/dom/xml/XMLStylesheetProcessingInstruction.cpp
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+/* -*- 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 "XMLStylesheetProcessingInstruction.h"
+
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/FetchPriority.h"
+#include "mozilla/dom/ReferrerInfo.h"
+#include "nsContentUtils.h"
+#include "nsNetUtil.h"
+
+namespace mozilla::dom {
+
+// nsISupports implementation
+
+NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(
+ XMLStylesheetProcessingInstruction, ProcessingInstruction)
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(XMLStylesheetProcessingInstruction)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(
+ XMLStylesheetProcessingInstruction, ProcessingInstruction)
+ tmp->LinkStyle::Traverse(cb);
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(
+ XMLStylesheetProcessingInstruction, ProcessingInstruction)
+ tmp->LinkStyle::Unlink();
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+XMLStylesheetProcessingInstruction::~XMLStylesheetProcessingInstruction() =
+ default;
+
+// nsIContent
+
+nsresult XMLStylesheetProcessingInstruction::BindToTree(BindContext& aContext,
+ nsINode& aParent) {
+ nsresult rv = ProcessingInstruction::BindToTree(aContext, aParent);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ void (XMLStylesheetProcessingInstruction::*update)() =
+ &XMLStylesheetProcessingInstruction::UpdateStyleSheetInternal;
+ nsContentUtils::AddScriptRunner(NewRunnableMethod(
+ "dom::XMLStylesheetProcessingInstruction::BindToTree", this, update));
+
+ return rv;
+}
+
+void XMLStylesheetProcessingInstruction::UnbindFromTree(bool aNullParent) {
+ nsCOMPtr<Document> oldDoc = GetUncomposedDoc();
+
+ ProcessingInstruction::UnbindFromTree(aNullParent);
+ Unused << UpdateStyleSheetInternal(oldDoc, nullptr);
+}
+
+// nsINode
+
+void XMLStylesheetProcessingInstruction::SetNodeValueInternal(
+ const nsAString& aNodeValue, ErrorResult& aError) {
+ CharacterData::SetNodeValueInternal(aNodeValue, aError);
+ if (!aError.Failed()) {
+ Unused << UpdateStyleSheetInternal(nullptr, nullptr, ForceUpdate::Yes);
+ }
+}
+
+// LinkStyle
+
+void XMLStylesheetProcessingInstruction::GetCharset(nsAString& aCharset) {
+ if (!GetAttrValue(nsGkAtoms::charset, aCharset)) {
+ aCharset.Truncate();
+ }
+}
+
+void XMLStylesheetProcessingInstruction::OverrideBaseURI(nsIURI* aNewBaseURI) {
+ mOverriddenBaseURI = aNewBaseURI;
+}
+
+Maybe<LinkStyle::SheetInfo>
+XMLStylesheetProcessingInstruction::GetStyleSheetInfo() {
+ // xml-stylesheet PI is special only in prolog
+ if (!nsContentUtils::InProlog(this)) {
+ return Nothing();
+ }
+
+ nsAutoString href;
+ if (!GetAttrValue(nsGkAtoms::href, href)) {
+ return Nothing();
+ }
+
+ nsAutoString data;
+ GetData(data);
+
+ nsAutoString title;
+ nsContentUtils::GetPseudoAttributeValue(data, nsGkAtoms::title, title);
+
+ nsAutoString alternateAttr;
+ nsContentUtils::GetPseudoAttributeValue(data, nsGkAtoms::alternate,
+ alternateAttr);
+
+ bool alternate = alternateAttr.EqualsLiteral("yes");
+ if (alternate && title.IsEmpty()) {
+ // alternates must have title
+ return Nothing();
+ }
+
+ nsAutoString media;
+ nsContentUtils::GetPseudoAttributeValue(data, nsGkAtoms::media, media);
+
+ // Make sure the type handling here matches
+ // nsXMLContentSink::HandleProcessingInstruction
+ nsAutoString type;
+ nsContentUtils::GetPseudoAttributeValue(data, nsGkAtoms::type, type);
+
+ nsAutoString mimeType, notUsed;
+ nsContentUtils::SplitMimeType(type, mimeType, notUsed);
+ if (!mimeType.IsEmpty() && !mimeType.LowerCaseEqualsLiteral("text/css")) {
+ return Nothing();
+ }
+
+ Document* doc = OwnerDoc();
+ nsIURI* baseURL =
+ mOverriddenBaseURI ? mOverriddenBaseURI.get() : doc->GetDocBaseURI();
+ auto encoding = doc->GetDocumentCharacterSet();
+ nsCOMPtr<nsIURI> uri;
+ NS_NewURI(getter_AddRefs(uri), href, encoding, baseURL);
+
+ return Some(SheetInfo{
+ *doc,
+ this,
+ uri.forget(),
+ nullptr,
+ MakeAndAddRef<ReferrerInfo>(*doc),
+ CORS_NONE,
+ title,
+ media,
+ /* integrity = */ u""_ns,
+ /* nonce = */ u""_ns,
+ alternate ? HasAlternateRel::Yes : HasAlternateRel::No,
+ IsInline::No,
+ IsExplicitlyEnabled::No,
+ FetchPriority::Auto,
+ });
+}
+
+already_AddRefed<CharacterData>
+XMLStylesheetProcessingInstruction::CloneDataNode(
+ mozilla::dom::NodeInfo* aNodeInfo, bool aCloneText) const {
+ nsAutoString data;
+ GetData(data);
+ RefPtr<mozilla::dom::NodeInfo> ni = aNodeInfo;
+ auto* nim = ni->NodeInfoManager();
+ return do_AddRef(new (nim)
+ XMLStylesheetProcessingInstruction(ni.forget(), data));
+}
+
+} // namespace mozilla::dom