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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
#include "mozilla/dom/SVGScriptElement.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/FetchPriority.h"
#include "nsGkAtoms.h"
#include "nsNetUtil.h"
#include "nsContentUtils.h"
#include "mozilla/dom/SVGScriptElementBinding.h"
#include "nsIScriptError.h"
NS_IMPL_NS_NEW_SVG_ELEMENT_CHECK_PARSER(Script)
using JS::loader::ScriptKind;
namespace mozilla::dom {
JSObject* SVGScriptElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return SVGScriptElement_Binding::Wrap(aCx, this, aGivenProto);
}
SVGElement::StringInfo SVGScriptElement::sStringInfo[2] = {
{nsGkAtoms::href, kNameSpaceID_None, false},
{nsGkAtoms::href, kNameSpaceID_XLink, false}};
//----------------------------------------------------------------------
// nsISupports methods
NS_IMPL_ISUPPORTS_INHERITED(SVGScriptElement, SVGScriptElementBase,
nsIScriptLoaderObserver, nsIScriptElement,
nsIMutationObserver)
//----------------------------------------------------------------------
// Implementation
SVGScriptElement::SVGScriptElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
FromParser aFromParser)
: SVGScriptElementBase(std::move(aNodeInfo)), ScriptElement(aFromParser) {
AddMutationObserver(this);
}
//----------------------------------------------------------------------
// nsINode methods
nsresult SVGScriptElement::Clone(dom::NodeInfo* aNodeInfo,
nsINode** aResult) const {
*aResult = nullptr;
SVGScriptElement* it = new (aNodeInfo->NodeInfoManager())
SVGScriptElement(do_AddRef(aNodeInfo), NOT_FROM_PARSER);
nsCOMPtr<nsINode> kungFuDeathGrip = it;
nsresult rv1 = it->Init();
nsresult rv2 = const_cast<SVGScriptElement*>(this)->CopyInnerTo(it);
NS_ENSURE_SUCCESS(rv1, rv1);
NS_ENSURE_SUCCESS(rv2, rv2);
// The clone should be marked evaluated if we are.
it->mAlreadyStarted = mAlreadyStarted;
it->mLineNumber = mLineNumber;
it->mMalformed = mMalformed;
kungFuDeathGrip.swap(*aResult);
return NS_OK;
}
//----------------------------------------------------------------------
void SVGScriptElement::GetType(nsAString& aType) {
GetAttr(nsGkAtoms::type, aType);
}
void SVGScriptElement::SetType(const nsAString& aType, ErrorResult& rv) {
rv = SetAttr(kNameSpaceID_None, nsGkAtoms::type, aType, true);
}
void SVGScriptElement::GetCrossOrigin(nsAString& aCrossOrigin) {
// Null for both missing and invalid defaults is ok, since we
// always parse to an enum value, so we don't need an invalid
// default, and we _want_ the missing default to be null.
GetEnumAttr(nsGkAtoms::crossorigin, nullptr, aCrossOrigin);
}
void SVGScriptElement::SetCrossOrigin(const nsAString& aCrossOrigin,
ErrorResult& aError) {
SetOrRemoveNullableStringAttr(nsGkAtoms::crossorigin, aCrossOrigin, aError);
}
already_AddRefed<DOMSVGAnimatedString> SVGScriptElement::Href() {
return mStringAttributes[HREF].IsExplicitlySet()
? mStringAttributes[HREF].ToDOMAnimatedString(this)
: mStringAttributes[XLINK_HREF].ToDOMAnimatedString(this);
}
//----------------------------------------------------------------------
// nsIScriptElement methods
void SVGScriptElement::GetScriptText(nsAString& text) const {
nsContentUtils::GetNodeTextContent(this, false, text);
}
void SVGScriptElement::GetScriptCharset(nsAString& charset) {
charset.Truncate();
}
void SVGScriptElement::FreezeExecutionAttrs(const Document* aOwnerDoc) {
if (mFrozen) {
return;
}
// Determine whether this is a(n) classic/module/importmap script.
DetermineKindFromType(aOwnerDoc);
if (mStringAttributes[HREF].IsExplicitlySet() ||
mStringAttributes[XLINK_HREF].IsExplicitlySet()) {
// variation of this code in nsHTMLScriptElement - check if changes
// need to be transferred when modifying
bool isHref = false;
nsAutoString src;
if (mStringAttributes[HREF].IsExplicitlySet()) {
mStringAttributes[HREF].GetAnimValue(src, this);
isHref = true;
} else {
mStringAttributes[XLINK_HREF].GetAnimValue(src, this);
}
SourceLocation loc{OwnerDoc()->GetDocumentURI(), GetScriptLineNumber(),
GetScriptColumnNumber().oneOriginValue()};
// Empty src should be treated as invalid URL.
if (!src.IsEmpty()) {
NS_NewURI(getter_AddRefs(mUri), src, nullptr, GetBaseURI());
if (!mUri) {
AutoTArray<nsString, 2> params = {
isHref ? u"href"_ns : u"xlink:href"_ns, src};
nsContentUtils::ReportToConsole(nsIScriptError::warningFlag, "SVG"_ns,
OwnerDoc(),
nsContentUtils::eDOM_PROPERTIES,
"ScriptSourceInvalidUri", params, loc);
}
} else {
AutoTArray<nsString, 1> params = {isHref ? u"href"_ns : u"xlink:href"_ns};
nsContentUtils::ReportToConsole(
nsIScriptError::warningFlag, "SVG"_ns, OwnerDoc(),
nsContentUtils::eDOM_PROPERTIES, "ScriptSourceEmpty", params, loc);
}
// At this point mUri will be null for invalid URLs.
mExternal = true;
}
bool async = (mExternal || mKind == ScriptKind::eModule) && Async();
bool defer = mExternal && Defer();
mDefer = !async && defer;
mAsync = async;
mFrozen = true;
}
//----------------------------------------------------------------------
// ScriptElement methods
bool SVGScriptElement::HasScriptContent() {
return (mFrozen ? mExternal
: mStringAttributes[HREF].IsExplicitlySet() ||
mStringAttributes[XLINK_HREF].IsExplicitlySet()) ||
nsContentUtils::HasNonEmptyTextContent(this);
}
//----------------------------------------------------------------------
// SVGElement methods
SVGElement::StringAttributesInfo SVGScriptElement::GetStringInfo() {
return StringAttributesInfo(mStringAttributes, sStringInfo,
std::size(sStringInfo));
}
//----------------------------------------------------------------------
// nsIContent methods
nsresult SVGScriptElement::BindToTree(BindContext& aContext, nsINode& aParent) {
nsresult rv = SVGScriptElementBase::BindToTree(aContext, aParent);
NS_ENSURE_SUCCESS(rv, rv);
if (IsInComposedDoc()) {
MaybeProcessScript();
}
return NS_OK;
}
bool SVGScriptElement::ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) {
if (aNamespaceID == kNameSpaceID_None &&
aAttribute == nsGkAtoms::crossorigin) {
ParseCORSValue(aValue, aResult);
return true;
}
return SVGScriptElementBase::ParseAttribute(aNamespaceID, aAttribute, aValue,
aMaybeScriptedPrincipal, aResult);
}
CORSMode SVGScriptElement::GetCORSMode() const {
return AttrValueToCORSMode(GetParsedAttr(nsGkAtoms::crossorigin));
}
FetchPriority SVGScriptElement::GetFetchPriority() const {
return FetchPriority::Auto;
}
} // namespace mozilla::dom