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gecko-dev/parser/html/nsHtml5TreeBuilder.cpp

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/*
* Copyright (c) 2007 Henri Sivonen
* Copyright (c) 2007-2015 Mozilla Foundation
* Portions of comments Copyright 2004-2008 Apple Computer, Inc., Mozilla
* Foundation, and Opera Software ASA.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
/*
* THIS IS A GENERATED FILE. PLEASE DO NOT EDIT.
* Please edit TreeBuilder.java instead and regenerate.
*/
#define nsHtml5TreeBuilder_cpp__
#include "nsContentUtils.h"
#include "nsAtom.h"
#include "nsHtml5AtomTable.h"
#include "nsHtml5String.h"
#include "nsNameSpaceManager.h"
#include "nsIContent.h"
#include "nsTraceRefcnt.h"
#include "jArray.h"
#include "nsHtml5DocumentMode.h"
#include "nsHtml5ArrayCopy.h"
#include "nsHtml5Parser.h"
#include "nsGkAtoms.h"
#include "nsHtml5TreeOperation.h"
#include "nsHtml5StateSnapshot.h"
#include "nsHtml5StackNode.h"
#include "nsHtml5TreeOpExecutor.h"
#include "nsHtml5StreamParser.h"
#include "nsAHtml5TreeBuilderState.h"
#include "nsHtml5Highlighter.h"
#include "nsHtml5PlainTextUtils.h"
#include "nsHtml5ViewSourceUtils.h"
#include "mozilla/ImportScanner.h"
#include "mozilla/Likely.h"
#include "nsIContentHandle.h"
#include "nsHtml5OplessBuilder.h"
#include "nsHtml5AttributeName.h"
#include "nsHtml5ElementName.h"
#include "nsHtml5Tokenizer.h"
#include "nsHtml5MetaScanner.h"
#include "nsHtml5StackNode.h"
#include "nsHtml5UTF16Buffer.h"
#include "nsHtml5StateSnapshot.h"
#include "nsHtml5Portability.h"
#include "nsHtml5TreeBuilder.h"
char16_t nsHtml5TreeBuilder::REPLACEMENT_CHARACTER[] = {0xfffd};
static const char* const QUIRKY_PUBLIC_IDS_DATA[] = {
"+//silmaril//dtd html pro v0r11 19970101//",
"-//advasoft ltd//dtd html 3.0 aswedit + extensions//",
"-//as//dtd html 3.0 aswedit + extensions//",
"-//ietf//dtd html 2.0 level 1//",
"-//ietf//dtd html 2.0 level 2//",
"-//ietf//dtd html 2.0 strict level 1//",
"-//ietf//dtd html 2.0 strict level 2//",
"-//ietf//dtd html 2.0 strict//",
"-//ietf//dtd html 2.0//",
"-//ietf//dtd html 2.1e//",
"-//ietf//dtd html 3.0//",
"-//ietf//dtd html 3.2 final//",
"-//ietf//dtd html 3.2//",
"-//ietf//dtd html 3//",
"-//ietf//dtd html level 0//",
"-//ietf//dtd html level 1//",
"-//ietf//dtd html level 2//",
"-//ietf//dtd html level 3//",
"-//ietf//dtd html strict level 0//",
"-//ietf//dtd html strict level 1//",
"-//ietf//dtd html strict level 2//",
"-//ietf//dtd html strict level 3//",
"-//ietf//dtd html strict//",
"-//ietf//dtd html//",
"-//metrius//dtd metrius presentational//",
"-//microsoft//dtd internet explorer 2.0 html strict//",
"-//microsoft//dtd internet explorer 2.0 html//",
"-//microsoft//dtd internet explorer 2.0 tables//",
"-//microsoft//dtd internet explorer 3.0 html strict//",
"-//microsoft//dtd internet explorer 3.0 html//",
"-//microsoft//dtd internet explorer 3.0 tables//",
"-//netscape comm. corp.//dtd html//",
"-//netscape comm. corp.//dtd strict html//",
"-//o'reilly and associates//dtd html 2.0//",
"-//o'reilly and associates//dtd html extended 1.0//",
"-//o'reilly and associates//dtd html extended relaxed 1.0//",
"-//softquad software//dtd hotmetal pro 6.0::19990601::extensions to html "
"4.0//",
"-//softquad//dtd hotmetal pro 4.0::19971010::extensions to html 4.0//",
"-//spyglass//dtd html 2.0 extended//",
"-//sq//dtd html 2.0 hotmetal + extensions//",
"-//sun microsystems corp.//dtd hotjava html//",
"-//sun microsystems corp.//dtd hotjava strict html//",
"-//w3c//dtd html 3 1995-03-24//",
"-//w3c//dtd html 3.2 draft//",
"-//w3c//dtd html 3.2 final//",
"-//w3c//dtd html 3.2//",
"-//w3c//dtd html 3.2s draft//",
"-//w3c//dtd html 4.0 frameset//",
"-//w3c//dtd html 4.0 transitional//",
"-//w3c//dtd html experimental 19960712//",
"-//w3c//dtd html experimental 970421//",
"-//w3c//dtd w3 html//",
"-//w3o//dtd w3 html 3.0//",
"-//webtechs//dtd mozilla html 2.0//",
"-//webtechs//dtd mozilla html//"};
staticJArray<const char*, int32_t> nsHtml5TreeBuilder::QUIRKY_PUBLIC_IDS = {
QUIRKY_PUBLIC_IDS_DATA, MOZ_ARRAY_LENGTH(QUIRKY_PUBLIC_IDS_DATA)};
void nsHtml5TreeBuilder::startTokenization(nsHtml5Tokenizer* self) {
tokenizer = self;
stackNodes = jArray<nsHtml5StackNode*, int32_t>::newJArray(64);
stack = jArray<nsHtml5StackNode*, int32_t>::newJArray(64);
templateModeStack = jArray<int32_t, int32_t>::newJArray(64);
listOfActiveFormattingElements =
jArray<nsHtml5StackNode*, int32_t>::newJArray(64);
needToDropLF = false;
originalMode = INITIAL;
templateModePtr = -1;
stackNodesIdx = 0;
numStackNodes = 0;
currentPtr = -1;
listPtr = -1;
formPointer = nullptr;
headPointer = nullptr;
start(fragment);
charBufferLen = 0;
charBuffer = nullptr;
framesetOk = true;
if (fragment) {
nsIContentHandle* elt;
if (contextNode) {
elt = contextNode;
} else {
elt = createHtmlElementSetAsRoot(tokenizer->emptyAttributes());
}
if (contextNamespace == kNameSpaceID_SVG) {
nsHtml5ElementName* elementName = nsHtml5ElementName::ELT_SVG;
if (nsGkAtoms::title == contextName || nsGkAtoms::desc == contextName ||
nsGkAtoms::foreignObject == contextName) {
elementName = nsHtml5ElementName::ELT_FOREIGNOBJECT;
}
nsHtml5StackNode* node =
createStackNode(elementName, elementName->getCamelCaseName(), elt);
currentPtr++;
stack[currentPtr] = node;
tokenizer->setState(nsHtml5Tokenizer::DATA);
mode = FRAMESET_OK;
} else if (contextNamespace == kNameSpaceID_MathML) {
nsHtml5ElementName* elementName = nsHtml5ElementName::ELT_MATH;
if (nsGkAtoms::mi_ == contextName || nsGkAtoms::mo_ == contextName ||
nsGkAtoms::mn_ == contextName || nsGkAtoms::ms_ == contextName ||
nsGkAtoms::mtext_ == contextName) {
elementName = nsHtml5ElementName::ELT_MTEXT;
} else if (nsGkAtoms::annotation_xml_ == contextName) {
elementName = nsHtml5ElementName::ELT_ANNOTATION_XML;
}
nsHtml5StackNode* node =
createStackNode(elementName, elt, elementName->getName(), false);
currentPtr++;
stack[currentPtr] = node;
tokenizer->setState(nsHtml5Tokenizer::DATA);
mode = FRAMESET_OK;
} else {
nsHtml5StackNode* node =
createStackNode(nsHtml5ElementName::ELT_HTML, elt);
currentPtr++;
stack[currentPtr] = node;
if (nsGkAtoms::_template == contextName) {
pushTemplateMode(IN_TEMPLATE);
}
resetTheInsertionMode();
formPointer = getFormPointerForContext(contextNode);
if (nsGkAtoms::title == contextName ||
nsGkAtoms::textarea == contextName) {
tokenizer->setState(nsHtml5Tokenizer::RCDATA);
} else if (nsGkAtoms::style == contextName ||
nsGkAtoms::xmp == contextName ||
nsGkAtoms::iframe == contextName ||
nsGkAtoms::noembed == contextName ||
nsGkAtoms::noframes == contextName ||
(scriptingEnabled && nsGkAtoms::noscript == contextName)) {
tokenizer->setState(nsHtml5Tokenizer::RAWTEXT);
} else if (nsGkAtoms::plaintext == contextName) {
tokenizer->setState(nsHtml5Tokenizer::PLAINTEXT);
} else if (nsGkAtoms::script == contextName) {
tokenizer->setState(nsHtml5Tokenizer::SCRIPT_DATA);
} else {
tokenizer->setState(nsHtml5Tokenizer::DATA);
}
}
} else {
mode = INITIAL;
if (tokenizer->isViewingXmlSource()) {
nsIContentHandle* elt = createElement(
kNameSpaceID_SVG, nsGkAtoms::svg, tokenizer->emptyAttributes(),
nullptr, svgCreator(NS_NewSVGSVGElement));
nsHtml5StackNode* node =
createStackNode(nsHtml5ElementName::ELT_SVG, nsGkAtoms::svg, elt);
currentPtr++;
stack[currentPtr] = node;
}
}
}
void nsHtml5TreeBuilder::doctype(nsAtom* name, nsHtml5String publicIdentifier,
nsHtml5String systemIdentifier,
bool forceQuirks) {
needToDropLF = false;
if (!isInForeign() && mode == INITIAL) {
nsHtml5String emptyString = nsHtml5Portability::newEmptyString();
appendDoctypeToDocument(!name ? nsGkAtoms::_empty : name,
!publicIdentifier ? emptyString : publicIdentifier,
!systemIdentifier ? emptyString : systemIdentifier);
emptyString.Release();
if (isQuirky(name, publicIdentifier, systemIdentifier, forceQuirks)) {
errQuirkyDoctype();
documentModeInternal(QUIRKS_MODE, publicIdentifier, systemIdentifier,
false);
} else if (isAlmostStandards(publicIdentifier, systemIdentifier)) {
errAlmostStandardsDoctype();
documentModeInternal(ALMOST_STANDARDS_MODE, publicIdentifier,
systemIdentifier, false);
} else {
documentModeInternal(STANDARDS_MODE, publicIdentifier, systemIdentifier,
false);
}
mode = BEFORE_HTML;
return;
}
errStrayDoctype();
return;
}
void nsHtml5TreeBuilder::comment(char16_t* buf, int32_t start, int32_t length) {
needToDropLF = false;
if (!isInForeign()) {
switch (mode) {
case INITIAL:
case BEFORE_HTML:
case AFTER_AFTER_BODY:
case AFTER_AFTER_FRAMESET: {
appendCommentToDocument(buf, start, length);
return;
}
case AFTER_BODY: {
flushCharacters();
appendComment(stack[0]->node, buf, start, length);
return;
}
default: {
break;
}
}
}
flushCharacters();
appendComment(stack[currentPtr]->node, buf, start, length);
return;
}
void nsHtml5TreeBuilder::characters(const char16_t* buf, int32_t start,
int32_t length) {
if (tokenizer->isViewingXmlSource()) {
return;
}
if (needToDropLF) {
needToDropLF = false;
if (buf[start] == '\n') {
start++;
length--;
if (!length) {
return;
}
}
}
switch (mode) {
case IN_BODY:
case IN_CELL:
case IN_CAPTION: {
if (!isInForeignButNotHtmlOrMathTextIntegrationPoint()) {
reconstructTheActiveFormattingElements();
}
[[fallthrough]];
}
case TEXT: {
accumulateCharacters(buf, start, length);
return;
}
case IN_TABLE:
case IN_TABLE_BODY:
case IN_ROW: {
accumulateCharactersForced(buf, start, length);
return;
}
default: {
int32_t end = start + length;
for (int32_t i = start; i < end; i++) {
switch (buf[i]) {
case ' ':
case '\t':
case '\n':
case '\r':
case '\f': {
switch (mode) {
case INITIAL:
case BEFORE_HTML:
case BEFORE_HEAD: {
start = i + 1;
continue;
}
case IN_HEAD:
case IN_HEAD_NOSCRIPT:
case AFTER_HEAD:
case IN_COLUMN_GROUP:
case IN_FRAMESET:
case AFTER_FRAMESET: {
continue;
}
case FRAMESET_OK:
case IN_TEMPLATE:
case IN_BODY:
case IN_CELL:
case IN_CAPTION: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
if (!isInForeignButNotHtmlOrMathTextIntegrationPoint()) {
flushCharacters();
reconstructTheActiveFormattingElements();
}
NS_HTML5_BREAK(charactersloop);
}
case IN_SELECT:
case IN_SELECT_IN_TABLE: {
NS_HTML5_BREAK(charactersloop);
}
case IN_TABLE:
case IN_TABLE_BODY:
case IN_ROW: {
accumulateCharactersForced(buf, i, 1);
start = i + 1;
continue;
}
case AFTER_BODY:
case AFTER_AFTER_BODY:
case AFTER_AFTER_FRAMESET: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
flushCharacters();
reconstructTheActiveFormattingElements();
continue;
}
}
MOZ_FALLTHROUGH_ASSERT();
}
default: {
switch (mode) {
case INITIAL: {
documentModeInternal(QUIRKS_MODE, nullptr, nullptr, false);
mode = BEFORE_HTML;
i--;
continue;
}
case BEFORE_HTML: {
appendHtmlElementToDocumentAndPush();
mode = BEFORE_HEAD;
i--;
continue;
}
case BEFORE_HEAD: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
flushCharacters();
appendToCurrentNodeAndPushHeadElement(
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_HEAD;
i--;
continue;
}
case IN_HEAD: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
flushCharacters();
pop();
mode = AFTER_HEAD;
i--;
continue;
}
case IN_HEAD_NOSCRIPT: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
errNonSpaceInNoscriptInHead();
flushCharacters();
pop();
mode = IN_HEAD;
i--;
continue;
}
case AFTER_HEAD: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
flushCharacters();
appendToCurrentNodeAndPushBodyElement();
mode = FRAMESET_OK;
i--;
continue;
}
case FRAMESET_OK: {
framesetOk = false;
mode = IN_BODY;
i--;
continue;
}
case IN_TEMPLATE:
case IN_BODY:
case IN_CELL:
case IN_CAPTION: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
if (!isInForeignButNotHtmlOrMathTextIntegrationPoint()) {
flushCharacters();
reconstructTheActiveFormattingElements();
}
NS_HTML5_BREAK(charactersloop);
}
case IN_TABLE:
case IN_TABLE_BODY:
case IN_ROW: {
accumulateCharactersForced(buf, i, 1);
start = i + 1;
continue;
}
case IN_COLUMN_GROUP: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
start = i;
}
if (!currentPtr || stack[currentPtr]->getGroup() ==
nsHtml5TreeBuilder::TEMPLATE) {
errNonSpaceInColgroupInFragment();
start = i + 1;
continue;
}
flushCharacters();
pop();
mode = IN_TABLE;
i--;
continue;
}
case IN_SELECT:
case IN_SELECT_IN_TABLE: {
NS_HTML5_BREAK(charactersloop);
}
case AFTER_BODY: {
errNonSpaceAfterBody();
mode = framesetOk ? FRAMESET_OK : IN_BODY;
i--;
continue;
}
case IN_FRAMESET: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
}
errNonSpaceInFrameset();
start = i + 1;
continue;
}
case AFTER_FRAMESET: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
}
errNonSpaceAfterFrameset();
start = i + 1;
continue;
}
case AFTER_AFTER_BODY: {
errNonSpaceInTrailer();
mode = framesetOk ? FRAMESET_OK : IN_BODY;
i--;
continue;
}
case AFTER_AFTER_FRAMESET: {
if (start < i) {
accumulateCharacters(buf, start, i - start);
}
errNonSpaceInTrailer();
start = i + 1;
continue;
}
}
}
}
}
charactersloop_end:;
if (start < end) {
accumulateCharacters(buf, start, end - start);
}
}
}
}
void nsHtml5TreeBuilder::zeroOriginatingReplacementCharacter() {
if (mode == TEXT) {
accumulateCharacters(REPLACEMENT_CHARACTER, 0, 1);
return;
}
if (currentPtr >= 0) {
if (isSpecialParentInForeign(stack[currentPtr])) {
return;
}
accumulateCharacters(REPLACEMENT_CHARACTER, 0, 1);
}
}
void nsHtml5TreeBuilder::eof() {
flushCharacters();
for (;;) {
switch (mode) {
case INITIAL: {
documentModeInternal(QUIRKS_MODE, nullptr, nullptr, false);
mode = BEFORE_HTML;
continue;
}
case BEFORE_HTML: {
appendHtmlElementToDocumentAndPush();
mode = BEFORE_HEAD;
continue;
}
case BEFORE_HEAD: {
appendToCurrentNodeAndPushHeadElement(
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_HEAD;
continue;
}
case IN_HEAD: {
while (currentPtr > 0) {
popOnEof();
}
mode = AFTER_HEAD;
continue;
}
case IN_HEAD_NOSCRIPT: {
while (currentPtr > 1) {
popOnEof();
}
mode = IN_HEAD;
continue;
}
case AFTER_HEAD: {
appendToCurrentNodeAndPushBodyElement();
mode = IN_BODY;
continue;
}
case IN_TABLE_BODY:
case IN_ROW:
case IN_TABLE:
case IN_SELECT_IN_TABLE:
case IN_SELECT:
case IN_COLUMN_GROUP:
case FRAMESET_OK:
case IN_CAPTION:
case IN_CELL:
case IN_BODY: {
if (isTemplateModeStackEmpty()) {
NS_HTML5_BREAK(eofloop);
}
[[fallthrough]];
}
case IN_TEMPLATE: {
int32_t eltPos = findLast(nsGkAtoms::_template);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
NS_HTML5_BREAK(eofloop);
}
if (MOZ_UNLIKELY(mViewSource)) {
errUnclosedElements(eltPos, nsGkAtoms::_template);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
popTemplateMode();
resetTheInsertionMode();
continue;
}
case TEXT: {
if (originalMode == AFTER_HEAD) {
popOnEof();
}
popOnEof();
mode = originalMode;
continue;
}
case IN_FRAMESET: {
NS_HTML5_BREAK(eofloop);
}
case AFTER_BODY:
case AFTER_FRAMESET:
case AFTER_AFTER_BODY:
case AFTER_AFTER_FRAMESET:
default: {
NS_HTML5_BREAK(eofloop);
}
}
}
eofloop_end:;
while (currentPtr > 0) {
popOnEof();
}
if (!fragment) {
popOnEof();
}
}
void nsHtml5TreeBuilder::endTokenization() {
formPointer = nullptr;
headPointer = nullptr;
contextName = nullptr;
contextNode = nullptr;
templateModeStack = nullptr;
if (stack) {
while (currentPtr > -1) {
stack[currentPtr]->release(this);
currentPtr--;
}
stack = nullptr;
}
if (listOfActiveFormattingElements) {
while (listPtr > -1) {
if (listOfActiveFormattingElements[listPtr]) {
listOfActiveFormattingElements[listPtr]->release(this);
}
listPtr--;
}
listOfActiveFormattingElements = nullptr;
}
if (stackNodes) {
for (int32_t i = 0; i < numStackNodes; i++) {
MOZ_ASSERT(stackNodes[i]->isUnused());
delete stackNodes[i];
}
numStackNodes = 0;
stackNodesIdx = 0;
stackNodes = nullptr;
}
charBuffer = nullptr;
end();
}
void nsHtml5TreeBuilder::startTag(nsHtml5ElementName* elementName,
nsHtml5HtmlAttributes* attributes,
bool selfClosing) {
flushCharacters();
int32_t eltPos;
needToDropLF = false;
starttagloop:
for (;;) {
int32_t group = elementName->getGroup();
nsAtom* name = elementName->getName();
if (isInForeign()) {
nsHtml5StackNode* currentNode = stack[currentPtr];
int32_t currNs = currentNode->ns;
if (!(currentNode->isHtmlIntegrationPoint() ||
(currNs == kNameSpaceID_MathML &&
((currentNode->getGroup() == MI_MO_MN_MS_MTEXT &&
group != MGLYPH_OR_MALIGNMARK) ||
(currentNode->getGroup() == ANNOTATION_XML && group == SVG))))) {
switch (group) {
case B_OR_BIG_OR_CODE_OR_EM_OR_I_OR_S_OR_SMALL_OR_STRIKE_OR_STRONG_OR_TT_OR_U:
case DIV_OR_BLOCKQUOTE_OR_CENTER_OR_MENU:
case BODY:
case BR:
case RUBY_OR_SPAN_OR_SUB_OR_SUP_OR_VAR:
case DD_OR_DT:
case UL_OR_OL_OR_DL:
case EMBED:
case IMG:
case H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6:
case HEAD:
case HR:
case LI:
case META:
case NOBR:
case P:
case PRE_OR_LISTING:
case TABLE:
case FONT: {
if (!(group == FONT &&
!(attributes->contains(nsHtml5AttributeName::ATTR_COLOR) ||
attributes->contains(nsHtml5AttributeName::ATTR_FACE) ||
attributes->contains(nsHtml5AttributeName::ATTR_SIZE)))) {
errHtmlStartTagInForeignContext(name);
if (!fragment) {
while (!isSpecialParentInForeign(stack[currentPtr])) {
popForeign(-1, -1);
}
NS_HTML5_CONTINUE(starttagloop);
}
}
[[fallthrough]];
}
default: {
if (kNameSpaceID_SVG == currNs) {
attributes->adjustForSvg();
if (selfClosing) {
appendVoidElementToCurrentMayFosterSVG(elementName, attributes);
selfClosing = false;
} else {
appendToCurrentNodeAndPushElementMayFosterSVG(elementName,
attributes);
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
} else {
attributes->adjustForMath();
if (selfClosing) {
appendVoidElementToCurrentMayFosterMathML(elementName,
attributes);
selfClosing = false;
} else {
appendToCurrentNodeAndPushElementMayFosterMathML(elementName,
attributes);
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
}
}
}
}
switch (mode) {
case IN_TEMPLATE: {
switch (group) {
case COL: {
popTemplateMode();
pushTemplateMode(IN_COLUMN_GROUP);
mode = IN_COLUMN_GROUP;
continue;
}
case CAPTION:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT: {
popTemplateMode();
pushTemplateMode(IN_TABLE);
mode = IN_TABLE;
continue;
}
case TR: {
popTemplateMode();
pushTemplateMode(IN_TABLE_BODY);
mode = IN_TABLE_BODY;
continue;
}
case TD_OR_TH: {
popTemplateMode();
pushTemplateMode(IN_ROW);
mode = IN_ROW;
continue;
}
case META: {
checkMetaCharset(attributes);
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TITLE: {
startTagTitleInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case BASE:
case LINK_OR_BASEFONT_OR_BGSOUND: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SCRIPT: {
startTagScriptInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case NOFRAMES:
case STYLE: {
startTagGenericRawText(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TEMPLATE: {
startTagTemplateInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
popTemplateMode();
pushTemplateMode(IN_BODY);
mode = IN_BODY;
continue;
}
}
}
case IN_ROW: {
switch (group) {
case TD_OR_TH: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TR));
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_CELL;
insertMarker();
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case CAPTION:
case COL:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT:
case TR: {
eltPos = findLastOrRoot(nsHtml5TreeBuilder::TR);
if (!eltPos) {
MOZ_ASSERT(fragment || isTemplateContents());
errNoTableRowToClose();
NS_HTML5_BREAK(starttagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE_BODY;
continue;
}
default:; // fall through
}
[[fallthrough]];
}
case IN_TABLE_BODY: {
switch (group) {
case TR: {
clearStackBackTo(
findLastInTableScopeOrRootTemplateTbodyTheadTfoot());
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_ROW;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TD_OR_TH: {
errStartTagInTableBody(name);
clearStackBackTo(
findLastInTableScopeOrRootTemplateTbodyTheadTfoot());
appendToCurrentNodeAndPushElement(
nsHtml5ElementName::ELT_TR,
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_ROW;
continue;
}
case CAPTION:
case COL:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT: {
eltPos = findLastInTableScopeOrRootTemplateTbodyTheadTfoot();
if (!eltPos || stack[eltPos]->getGroup() == TEMPLATE) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
} else {
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE;
continue;
}
}
default:; // fall through
}
[[fallthrough]];
}
case IN_TABLE: {
for (;;) {
switch (group) {
case CAPTION: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TABLE));
insertMarker();
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_CAPTION;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case COLGROUP: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TABLE));
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_COLUMN_GROUP;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case COL: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TABLE));
appendToCurrentNodeAndPushElement(
nsHtml5ElementName::ELT_COLGROUP,
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_COLUMN_GROUP;
NS_HTML5_CONTINUE(starttagloop);
}
case TBODY_OR_THEAD_OR_TFOOT: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TABLE));
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_TABLE_BODY;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TR:
case TD_OR_TH: {
clearStackBackTo(findLastOrRoot(nsHtml5TreeBuilder::TABLE));
appendToCurrentNodeAndPushElement(
nsHtml5ElementName::ELT_TBODY,
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_TABLE_BODY;
NS_HTML5_CONTINUE(starttagloop);
}
case TEMPLATE: {
NS_HTML5_BREAK(intableloop);
}
case TABLE: {
errTableSeenWhileTableOpen();
eltPos = findLastInTableScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment || isTemplateContents());
NS_HTML5_BREAK(starttagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(nsGkAtoms::table)) {
errNoCheckUnclosedElementsOnStack();
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
NS_HTML5_CONTINUE(starttagloop);
}
case SCRIPT: {
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(
nsHtml5Tokenizer::SCRIPT_DATA, elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case STYLE: {
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case INPUT: {
errStartTagInTable(name);
if (!nsHtml5Portability::
lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"hidden", attributes->getValue(
nsHtml5AttributeName::ATTR_TYPE))) {
NS_HTML5_BREAK(intableloop);
}
appendVoidInputToCurrent(attributes, formPointer);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case FORM: {
if (!!formPointer || isTemplateContents()) {
errFormWhenFormOpen();
NS_HTML5_BREAK(starttagloop);
} else {
errStartTagInTable(name);
appendVoidFormToCurrent(attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
}
default: {
errStartTagInTable(name);
NS_HTML5_BREAK(intableloop);
}
}
}
intableloop_end:;
[[fallthrough]];
}
case IN_CAPTION: {
switch (group) {
case CAPTION:
case COL:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT:
case TR:
case TD_OR_TH: {
errStrayStartTag(name);
eltPos = findLastInTableScope(nsGkAtoms::caption);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
NS_HTML5_BREAK(starttagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && currentPtr != eltPos) {
errNoCheckUnclosedElementsOnStack();
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
mode = IN_TABLE;
continue;
}
default:; // fall through
}
[[fallthrough]];
}
case IN_CELL: {
switch (group) {
case CAPTION:
case COL:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT:
case TR:
case TD_OR_TH: {
eltPos = findLastInTableScopeTdTh();
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errNoCellToClose();
NS_HTML5_BREAK(starttagloop);
} else {
closeTheCell(eltPos);
continue;
}
}
default:; // fall through
}
[[fallthrough]];
}
case FRAMESET_OK: {
switch (group) {
case FRAMESET: {
if (mode == FRAMESET_OK) {
if (!currentPtr || stack[1]->getGroup() != BODY) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
} else {
errFramesetStart();
detachFromParent(stack[1]->node);
while (currentPtr > 0) {
pop();
}
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_FRAMESET;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
} else {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
}
case PRE_OR_LISTING:
case LI:
case DD_OR_DT:
case BUTTON:
case MARQUEE_OR_APPLET:
case OBJECT:
case TABLE:
case AREA_OR_WBR:
case KEYGEN:
case BR:
case EMBED:
case IMG:
case INPUT:
case HR:
case TEXTAREA:
case XMP:
case IFRAME:
case SELECT: {
if (mode == FRAMESET_OK &&
!(group == INPUT &&
nsHtml5Portability::
lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"hidden", attributes->getValue(
nsHtml5AttributeName::ATTR_TYPE)))) {
framesetOk = false;
mode = IN_BODY;
}
[[fallthrough]];
}
default:; // fall through
}
[[fallthrough]];
}
case IN_BODY: {
for (;;) {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case BASE:
case LINK_OR_BASEFONT_OR_BGSOUND:
case META:
case STYLE:
case SCRIPT:
case TITLE:
case TEMPLATE: {
NS_HTML5_BREAK(inbodyloop);
}
case BODY: {
if (!currentPtr || stack[1]->getGroup() != BODY ||
isTemplateContents()) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
errFooSeenWhenFooOpen(name);
framesetOk = false;
if (mode == FRAMESET_OK) {
mode = IN_BODY;
}
if (addAttributesToBody(attributes)) {
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case P:
case DIV_OR_BLOCKQUOTE_OR_CENTER_OR_MENU:
case UL_OR_OL_OR_DL:
case ADDRESS_OR_ARTICLE_OR_ASIDE_OR_DETAILS_OR_DIALOG_OR_DIR_OR_FIGCAPTION_OR_FIGURE_OR_FOOTER_OR_HEADER_OR_HGROUP_OR_MAIN_OR_NAV_OR_SECTION_OR_SUMMARY: {
implicitlyCloseP();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6: {
implicitlyCloseP();
if (stack[currentPtr]->getGroup() ==
H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6) {
errHeadingWhenHeadingOpen();
pop();
}
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case FIELDSET: {
implicitlyCloseP();
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case PRE_OR_LISTING: {
implicitlyCloseP();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
needToDropLF = true;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case FORM: {
if (!!formPointer && !isTemplateContents()) {
errFormWhenFormOpen();
NS_HTML5_BREAK(starttagloop);
} else {
implicitlyCloseP();
appendToCurrentNodeAndPushFormElementMayFoster(attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
}
case LI:
case DD_OR_DT: {
eltPos = currentPtr;
for (;;) {
nsHtml5StackNode* node = stack[eltPos];
if (node->getGroup() == group) {
generateImpliedEndTagsExceptFor(node->name);
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElementsImplied(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
break;
} else if (!eltPos || (node->isSpecial() &&
(node->ns != kNameSpaceID_XHTML ||
(node->name != nsGkAtoms::p &&
node->name != nsGkAtoms::address &&
node->name != nsGkAtoms::div)))) {
break;
}
eltPos--;
}
implicitlyCloseP();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case PLAINTEXT: {
implicitlyCloseP();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
tokenizer->setStateAndEndTagExpectation(
nsHtml5Tokenizer::PLAINTEXT, elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case A: {
int32_t activeAPos =
findInListOfActiveFormattingElementsContainsBetweenEndAndLastMarker(
nsGkAtoms::a);
if (activeAPos != -1) {
errFooSeenWhenFooOpen(name);
nsHtml5StackNode* activeA =
listOfActiveFormattingElements[activeAPos];
activeA->retain();
adoptionAgencyEndTag(nsGkAtoms::a);
removeFromStack(activeA);
activeAPos = findInListOfActiveFormattingElements(activeA);
if (activeAPos != -1) {
removeFromListOfActiveFormattingElements(activeAPos);
}
activeA->release(this);
}
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushFormattingElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case B_OR_BIG_OR_CODE_OR_EM_OR_I_OR_S_OR_SMALL_OR_STRIKE_OR_STRONG_OR_TT_OR_U:
case FONT: {
reconstructTheActiveFormattingElements();
maybeForgetEarlierDuplicateFormattingElement(
elementName->getName(), attributes);
appendToCurrentNodeAndPushFormattingElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case NOBR: {
reconstructTheActiveFormattingElements();
if (nsHtml5TreeBuilder::NOT_FOUND_ON_STACK !=
findLastInScope(nsGkAtoms::nobr)) {
errFooSeenWhenFooOpen(name);
adoptionAgencyEndTag(nsGkAtoms::nobr);
reconstructTheActiveFormattingElements();
}
appendToCurrentNodeAndPushFormattingElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case BUTTON: {
eltPos = findLastInScope(name);
if (eltPos != nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errFooSeenWhenFooOpen(name);
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElementsImplied(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
NS_HTML5_CONTINUE(starttagloop);
} else {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
}
case OBJECT: {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
insertMarker();
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case MARQUEE_OR_APPLET: {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
insertMarker();
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TABLE: {
if (!quirks) {
implicitlyCloseP();
}
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
mode = IN_TABLE;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case BR:
case EMBED:
case AREA_OR_WBR:
case KEYGEN: {
reconstructTheActiveFormattingElements();
[[fallthrough]];
}
#ifdef ENABLE_VOID_MENUITEM
case MENUITEM:
#endif
case PARAM_OR_SOURCE_OR_TRACK: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case HR: {
implicitlyCloseP();
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case IMAGE: {
errImage();
elementName = nsHtml5ElementName::ELT_IMG;
NS_HTML5_CONTINUE(starttagloop);
}
case IMG:
case INPUT: {
reconstructTheActiveFormattingElements();
appendVoidElementToCurrentMayFoster(elementName, attributes,
formPointer);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TEXTAREA: {
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RCDATA,
elementName);
originalMode = mode;
mode = TEXT;
needToDropLF = true;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case XMP: {
implicitlyCloseP();
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case NOSCRIPT: {
if (!scriptingEnabled) {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
[[fallthrough]];
}
case NOFRAMES:
case IFRAME:
case NOEMBED: {
startTagGenericRawText(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SELECT: {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
switch (mode) {
case IN_TABLE:
case IN_CAPTION:
case IN_COLUMN_GROUP:
case IN_TABLE_BODY:
case IN_ROW:
case IN_CELL: {
mode = IN_SELECT_IN_TABLE;
break;
}
default: {
mode = IN_SELECT;
break;
}
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case OPTGROUP:
case OPTION: {
if (isCurrent(nsGkAtoms::option)) {
pop();
}
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case RB_OR_RTC: {
eltPos = findLastInScope(nsGkAtoms::ruby);
if (eltPos != NOT_FOUND_ON_STACK) {
generateImpliedEndTags();
}
if (eltPos != currentPtr) {
if (eltPos == NOT_FOUND_ON_STACK) {
errStartTagSeenWithoutRuby(name);
} else {
errUnclosedChildrenInRuby();
}
}
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case RT_OR_RP: {
eltPos = findLastInScope(nsGkAtoms::ruby);
if (eltPos != NOT_FOUND_ON_STACK) {
generateImpliedEndTagsExceptFor(nsGkAtoms::rtc);
}
if (eltPos != currentPtr) {
if (!isCurrent(nsGkAtoms::rtc)) {
if (eltPos == NOT_FOUND_ON_STACK) {
errStartTagSeenWithoutRuby(name);
} else {
errUnclosedChildrenInRuby();
}
}
}
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case MATH: {
reconstructTheActiveFormattingElements();
attributes->adjustForMath();
if (selfClosing) {
appendVoidElementToCurrentMayFosterMathML(elementName,
attributes);
selfClosing = false;
} else {
appendToCurrentNodeAndPushElementMayFosterMathML(elementName,
attributes);
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SVG: {
reconstructTheActiveFormattingElements();
attributes->adjustForSvg();
if (selfClosing) {
appendVoidElementToCurrentMayFosterSVG(elementName, attributes);
selfClosing = false;
} else {
appendToCurrentNodeAndPushElementMayFosterSVG(elementName,
attributes);
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case CAPTION:
case COL:
case COLGROUP:
case TBODY_OR_THEAD_OR_TFOOT:
case TR:
case TD_OR_TH:
case FRAME:
case FRAMESET:
case HEAD: {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
case OUTPUT: {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(
elementName, attributes, formPointer);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
reconstructTheActiveFormattingElements();
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
}
}
inbodyloop_end:;
[[fallthrough]];
}
case IN_HEAD: {
for (;;) {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case BASE:
case LINK_OR_BASEFONT_OR_BGSOUND: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case META: {
NS_HTML5_BREAK(inheadloop);
}
case TITLE: {
startTagTitleInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case NOSCRIPT: {
if (scriptingEnabled) {
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(
nsHtml5Tokenizer::RAWTEXT, elementName);
} else {
appendToCurrentNodeAndPushElementMayFoster(elementName,
attributes);
mode = IN_HEAD_NOSCRIPT;
}
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SCRIPT: {
startTagScriptInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case STYLE:
case NOFRAMES: {
startTagGenericRawText(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case HEAD: {
errFooSeenWhenFooOpen(name);
NS_HTML5_BREAK(starttagloop);
}
case TEMPLATE: {
startTagTemplateInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
pop();
mode = AFTER_HEAD;
NS_HTML5_CONTINUE(starttagloop);
}
}
}
inheadloop_end:;
[[fallthrough]];
}
case IN_HEAD_NOSCRIPT: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case LINK_OR_BASEFONT_OR_BGSOUND: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case META: {
checkMetaCharset(attributes);
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case STYLE:
case NOFRAMES: {
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case HEAD: {
errFooSeenWhenFooOpen(name);
NS_HTML5_BREAK(starttagloop);
}
case NOSCRIPT: {
errFooSeenWhenFooOpen(name);
NS_HTML5_BREAK(starttagloop);
}
default: {
errBadStartTagInHead(name);
pop();
mode = IN_HEAD;
continue;
}
}
}
case IN_COLUMN_GROUP: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case COL: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TEMPLATE: {
startTagTemplateInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
if (!currentPtr || stack[currentPtr]->getGroup() == TEMPLATE) {
MOZ_ASSERT(fragment || isTemplateContents());
errGarbageInColgroup();
NS_HTML5_BREAK(starttagloop);
}
pop();
mode = IN_TABLE;
continue;
}
}
}
case IN_SELECT_IN_TABLE: {
switch (group) {
case CAPTION:
case TBODY_OR_THEAD_OR_TFOOT:
case TR:
case TD_OR_TH:
case TABLE: {
errStartTagWithSelectOpen(name);
eltPos = findLastInTableScope(nsGkAtoms::select);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
NS_HTML5_BREAK(starttagloop);
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
continue;
}
default:; // fall through
}
[[fallthrough]];
}
case IN_SELECT: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case OPTION: {
if (isCurrent(nsGkAtoms::option)) {
pop();
}
appendToCurrentNodeAndPushElement(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case OPTGROUP: {
if (isCurrent(nsGkAtoms::option)) {
pop();
}
if (isCurrent(nsGkAtoms::optgroup)) {
pop();
}
appendToCurrentNodeAndPushElement(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SELECT: {
errStartSelectWhereEndSelectExpected();
eltPos = findLastInTableScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
errNoSelectInTableScope();
NS_HTML5_BREAK(starttagloop);
} else {
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
NS_HTML5_BREAK(starttagloop);
}
}
case INPUT:
case TEXTAREA: {
errStartTagWithSelectOpen(name);
eltPos = findLastInTableScope(nsGkAtoms::select);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
NS_HTML5_BREAK(starttagloop);
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
continue;
}
case SCRIPT: {
startTagScriptInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TEMPLATE: {
startTagTemplateInHead(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
}
}
case AFTER_BODY: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
default: {
errStrayStartTag(name);
mode = framesetOk ? FRAMESET_OK : IN_BODY;
continue;
}
}
}
case IN_FRAMESET: {
switch (group) {
case FRAMESET: {
appendToCurrentNodeAndPushElement(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case FRAME: {
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default:; // fall through
}
[[fallthrough]];
}
case AFTER_FRAMESET: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case NOFRAMES: {
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
}
}
case INITIAL: {
errStartTagWithoutDoctype();
documentModeInternal(QUIRKS_MODE, nullptr, nullptr, false);
mode = BEFORE_HTML;
continue;
}
case BEFORE_HTML: {
switch (group) {
case HTML: {
if (attributes == nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES) {
appendHtmlElementToDocumentAndPush();
} else {
appendHtmlElementToDocumentAndPush(attributes);
}
mode = BEFORE_HEAD;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
appendHtmlElementToDocumentAndPush();
mode = BEFORE_HEAD;
continue;
}
}
}
case BEFORE_HEAD: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case HEAD: {
appendToCurrentNodeAndPushHeadElement(attributes);
mode = IN_HEAD;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
appendToCurrentNodeAndPushHeadElement(
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_HEAD;
continue;
}
}
}
case AFTER_HEAD: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case BODY: {
if (!attributes->getLength()) {
appendToCurrentNodeAndPushBodyElement();
} else {
appendToCurrentNodeAndPushBodyElement(attributes);
}
framesetOk = false;
mode = IN_BODY;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case FRAMESET: {
appendToCurrentNodeAndPushElement(elementName, attributes);
mode = IN_FRAMESET;
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TEMPLATE: {
errFooBetweenHeadAndBody(name);
pushHeadPointerOntoStack();
nsHtml5StackNode* headOnStack = stack[currentPtr];
startTagTemplateInHead(elementName, attributes);
removeFromStack(headOnStack);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case BASE:
case LINK_OR_BASEFONT_OR_BGSOUND: {
errFooBetweenHeadAndBody(name);
pushHeadPointerOntoStack();
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
pop();
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case META: {
errFooBetweenHeadAndBody(name);
checkMetaCharset(attributes);
pushHeadPointerOntoStack();
appendVoidElementToCurrentMayFoster(elementName, attributes);
selfClosing = false;
pop();
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case SCRIPT: {
errFooBetweenHeadAndBody(name);
pushHeadPointerOntoStack();
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(
nsHtml5Tokenizer::SCRIPT_DATA, elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case STYLE:
case NOFRAMES: {
errFooBetweenHeadAndBody(name);
pushHeadPointerOntoStack();
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case TITLE: {
errFooBetweenHeadAndBody(name);
pushHeadPointerOntoStack();
appendToCurrentNodeAndPushElement(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RCDATA,
elementName);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
case HEAD: {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
default: {
appendToCurrentNodeAndPushBodyElement();
mode = FRAMESET_OK;
continue;
}
}
}
case AFTER_AFTER_BODY: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
default: {
errStrayStartTag(name);
mode = framesetOk ? FRAMESET_OK : IN_BODY;
continue;
}
}
}
case AFTER_AFTER_FRAMESET: {
switch (group) {
case HTML: {
errStrayStartTag(name);
if (!fragment && !isTemplateContents()) {
addAttributesToHtml(attributes);
attributes = nullptr;
}
NS_HTML5_BREAK(starttagloop);
}
case NOFRAMES: {
startTagGenericRawText(elementName, attributes);
attributes = nullptr;
NS_HTML5_BREAK(starttagloop);
}
default: {
errStrayStartTag(name);
NS_HTML5_BREAK(starttagloop);
}
}
}
case TEXT: {
MOZ_ASSERT(false);
NS_HTML5_BREAK(starttagloop);
}
}
}
starttagloop_end:;
if (selfClosing) {
errSelfClosing();
}
if (!mBuilder && attributes != nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES) {
delete attributes;
}
}
void nsHtml5TreeBuilder::startTagTitleInHead(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
appendToCurrentNodeAndPushElementMayFoster(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RCDATA,
elementName);
}
void nsHtml5TreeBuilder::startTagGenericRawText(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
appendToCurrentNodeAndPushElementMayFoster(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::RAWTEXT,
elementName);
}
void nsHtml5TreeBuilder::startTagScriptInHead(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
appendToCurrentNodeAndPushElementMayFoster(elementName, attributes);
originalMode = mode;
mode = TEXT;
tokenizer->setStateAndEndTagExpectation(nsHtml5Tokenizer::SCRIPT_DATA,
elementName);
}
void nsHtml5TreeBuilder::startTagTemplateInHead(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
appendToCurrentNodeAndPushElement(elementName, attributes);
insertMarker();
framesetOk = false;
originalMode = mode;
mode = IN_TEMPLATE;
pushTemplateMode(IN_TEMPLATE);
}
bool nsHtml5TreeBuilder::isTemplateContents() {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK !=
findLast(nsGkAtoms::_template);
}
bool nsHtml5TreeBuilder::isTemplateModeStackEmpty() {
return templateModePtr == -1;
}
bool nsHtml5TreeBuilder::isSpecialParentInForeign(nsHtml5StackNode* stackNode) {
int32_t ns = stackNode->ns;
return (kNameSpaceID_XHTML == ns) || (stackNode->isHtmlIntegrationPoint()) ||
((kNameSpaceID_MathML == ns) &&
(stackNode->getGroup() == MI_MO_MN_MS_MTEXT));
}
nsHtml5String nsHtml5TreeBuilder::extractCharsetFromContent(
nsHtml5String attributeValue, nsHtml5TreeBuilder* tb) {
int32_t charsetState = CHARSET_INITIAL;
int32_t start = -1;
int32_t end = -1;
autoJArray<char16_t, int32_t> buffer =
nsHtml5Portability::newCharArrayFromString(attributeValue);
for (int32_t i = 0; i < buffer.length; i++) {
char16_t c = buffer[i];
switch (charsetState) {
case CHARSET_INITIAL: {
switch (c) {
case 'c':
case 'C': {
charsetState = CHARSET_C;
continue;
}
default: {
continue;
}
}
}
case CHARSET_C: {
switch (c) {
case 'h':
case 'H': {
charsetState = CHARSET_H;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_H: {
switch (c) {
case 'a':
case 'A': {
charsetState = CHARSET_A;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_A: {
switch (c) {
case 'r':
case 'R': {
charsetState = CHARSET_R;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_R: {
switch (c) {
case 's':
case 'S': {
charsetState = CHARSET_S;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_S: {
switch (c) {
case 'e':
case 'E': {
charsetState = CHARSET_E;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_E: {
switch (c) {
case 't':
case 'T': {
charsetState = CHARSET_T;
continue;
}
default: {
charsetState = CHARSET_INITIAL;
continue;
}
}
}
case CHARSET_T: {
switch (c) {
case '\t':
case '\n':
case '\f':
case '\r':
case ' ': {
continue;
}
case '=': {
charsetState = CHARSET_EQUALS;
continue;
}
default: {
return nullptr;
}
}
}
case CHARSET_EQUALS: {
switch (c) {
case '\t':
case '\n':
case '\f':
case '\r':
case ' ': {
continue;
}
case '\'': {
start = i + 1;
charsetState = CHARSET_SINGLE_QUOTED;
continue;
}
case '\"': {
start = i + 1;
charsetState = CHARSET_DOUBLE_QUOTED;
continue;
}
default: {
start = i;
charsetState = CHARSET_UNQUOTED;
continue;
}
}
}
case CHARSET_SINGLE_QUOTED: {
switch (c) {
case '\'': {
end = i;
NS_HTML5_BREAK(charsetloop);
}
default: {
continue;
}
}
}
case CHARSET_DOUBLE_QUOTED: {
switch (c) {
case '\"': {
end = i;
NS_HTML5_BREAK(charsetloop);
}
default: {
continue;
}
}
}
case CHARSET_UNQUOTED: {
switch (c) {
case '\t':
case '\n':
case '\f':
case '\r':
case ' ':
case ';': {
end = i;
NS_HTML5_BREAK(charsetloop);
}
default: {
continue;
}
}
}
}
}
charsetloop_end:;
if (start != -1) {
if (end == -1) {
if (charsetState == CHARSET_UNQUOTED) {
end = buffer.length;
} else {
return nullptr;
}
}
return nsHtml5Portability::newStringFromBuffer(buffer, start, end - start,
tb, false);
}
return nullptr;
}
void nsHtml5TreeBuilder::checkMetaCharset(nsHtml5HtmlAttributes* attributes) {
nsHtml5String charset =
attributes->getValue(nsHtml5AttributeName::ATTR_CHARSET);
if (charset) {
if (tokenizer->internalEncodingDeclaration(charset)) {
requestSuspension();
return;
}
return;
}
if (!nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"content-type",
attributes->getValue(nsHtml5AttributeName::ATTR_HTTP_EQUIV))) {
return;
}
nsHtml5String content =
attributes->getValue(nsHtml5AttributeName::ATTR_CONTENT);
if (content) {
nsHtml5String extract =
nsHtml5TreeBuilder::extractCharsetFromContent(content, this);
if (extract) {
if (tokenizer->internalEncodingDeclaration(extract)) {
requestSuspension();
}
}
extract.Release();
}
}
void nsHtml5TreeBuilder::endTag(nsHtml5ElementName* elementName) {
flushCharacters();
needToDropLF = false;
int32_t eltPos;
int32_t group = elementName->getGroup();
nsAtom* name = elementName->getName();
for (;;) {
if (isInForeign()) {
if (stack[currentPtr]->name != name) {
if (!currentPtr) {
errStrayEndTag(name);
} else {
errEndTagDidNotMatchCurrentOpenElement(name,
stack[currentPtr]->popName);
}
}
eltPos = currentPtr;
int32_t origPos = currentPtr;
for (;;) {
if (!eltPos) {
MOZ_ASSERT(fragment,
"We can get this close to the root of the stack in "
"foreign content only in the fragment case.");
NS_HTML5_BREAK(endtagloop);
}
if (stack[eltPos]->name == name) {
while (currentPtr >= eltPos) {
popForeign(origPos, eltPos);
}
NS_HTML5_BREAK(endtagloop);
}
if (stack[--eltPos]->ns == kNameSpaceID_XHTML) {
break;
}
}
}
switch (mode) {
case IN_TEMPLATE: {
switch (group) {
case TEMPLATE: {
break;
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
[[fallthrough]];
}
case IN_ROW: {
switch (group) {
case TR: {
eltPos = findLastOrRoot(nsHtml5TreeBuilder::TR);
if (!eltPos) {
MOZ_ASSERT(fragment || isTemplateContents());
errNoTableRowToClose();
NS_HTML5_BREAK(endtagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE_BODY;
NS_HTML5_BREAK(endtagloop);
}
case TABLE: {
eltPos = findLastOrRoot(nsHtml5TreeBuilder::TR);
if (!eltPos) {
MOZ_ASSERT(fragment || isTemplateContents());
errNoTableRowToClose();
NS_HTML5_BREAK(endtagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE_BODY;
continue;
}
case TBODY_OR_THEAD_OR_TFOOT: {
if (findLastInTableScope(name) ==
nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
eltPos = findLastOrRoot(nsHtml5TreeBuilder::TR);
if (!eltPos) {
MOZ_ASSERT(fragment || isTemplateContents());
errNoTableRowToClose();
NS_HTML5_BREAK(endtagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE_BODY;
continue;
}
case BODY:
case CAPTION:
case COL:
case COLGROUP:
case HTML:
case TD_OR_TH: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
default:; // fall through
}
[[fallthrough]];
}
case IN_TABLE_BODY: {
switch (group) {
case TBODY_OR_THEAD_OR_TFOOT: {
eltPos = findLastOrRoot(name);
if (!eltPos) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE;
NS_HTML5_BREAK(endtagloop);
}
case TABLE: {
eltPos = findLastInTableScopeOrRootTemplateTbodyTheadTfoot();
if (!eltPos || stack[eltPos]->getGroup() == TEMPLATE) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
clearStackBackTo(eltPos);
pop();
mode = IN_TABLE;
continue;
}
case BODY:
case CAPTION:
case COL:
case COLGROUP:
case HTML:
case TD_OR_TH:
case TR: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
default:; // fall through
}
[[fallthrough]];
}
case IN_TABLE: {
switch (group) {
case TABLE: {
eltPos = findLast(nsGkAtoms::table);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
NS_HTML5_BREAK(endtagloop);
}
case BODY:
case CAPTION:
case COL:
case COLGROUP:
case HTML:
case TBODY_OR_THEAD_OR_TFOOT:
case TD_OR_TH:
case TR: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
case TEMPLATE: {
break;
}
default: {
errStrayEndTag(name);
}
}
[[fallthrough]];
}
case IN_CAPTION: {
switch (group) {
case CAPTION: {
eltPos = findLastInTableScope(nsGkAtoms::caption);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && currentPtr != eltPos) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
mode = IN_TABLE;
NS_HTML5_BREAK(endtagloop);
}
case TABLE: {
errTableClosedWhileCaptionOpen();
eltPos = findLastInTableScope(nsGkAtoms::caption);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && currentPtr != eltPos) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
mode = IN_TABLE;
continue;
}
case BODY:
case COL:
case COLGROUP:
case HTML:
case TBODY_OR_THEAD_OR_TFOOT:
case TD_OR_TH:
case TR: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
default:; // fall through
}
[[fallthrough]];
}
case IN_CELL: {
switch (group) {
case TD_OR_TH: {
eltPos = findLastInTableScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
mode = IN_ROW;
NS_HTML5_BREAK(endtagloop);
}
case TABLE:
case TBODY_OR_THEAD_OR_TFOOT:
case TR: {
if (findLastInTableScope(name) ==
nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(name == nsGkAtoms::tbody || name == nsGkAtoms::tfoot ||
name == nsGkAtoms::thead || fragment ||
isTemplateContents());
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
closeTheCell(findLastInTableScopeTdTh());
continue;
}
case BODY:
case CAPTION:
case COL:
case COLGROUP:
case HTML: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
default:; // fall through
}
[[fallthrough]];
}
case FRAMESET_OK:
case IN_BODY: {
switch (group) {
case BODY: {
if (!isSecondOnStackBody()) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
MOZ_ASSERT(currentPtr >= 1);
if (MOZ_UNLIKELY(mViewSource)) {
for (int32_t i = 2; i <= currentPtr; i++) {
switch (stack[i]->getGroup()) {
case DD_OR_DT:
case LI:
case OPTGROUP:
case OPTION:
case P:
case RB_OR_RTC:
case RT_OR_RP:
case TD_OR_TH:
case TBODY_OR_THEAD_OR_TFOOT: {
break;
}
default: {
errEndWithUnclosedElements(name);
NS_HTML5_BREAK(uncloseloop1);
}
}
}
uncloseloop1_end:;
}
mode = AFTER_BODY;
NS_HTML5_BREAK(endtagloop);
}
case HTML: {
if (!isSecondOnStackBody()) {
MOZ_ASSERT(fragment || isTemplateContents());
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
if (MOZ_UNLIKELY(mViewSource)) {
for (int32_t i = 0; i <= currentPtr; i++) {
switch (stack[i]->getGroup()) {
case DD_OR_DT:
case LI:
case P:
case RB_OR_RTC:
case RT_OR_RP:
case TBODY_OR_THEAD_OR_TFOOT:
case TD_OR_TH:
case BODY:
case HTML: {
break;
}
default: {
errEndWithUnclosedElements(name);
NS_HTML5_BREAK(uncloseloop2);
}
}
}
uncloseloop2_end:;
}
mode = AFTER_BODY;
continue;
}
case DIV_OR_BLOCKQUOTE_OR_CENTER_OR_MENU:
case UL_OR_OL_OR_DL:
case PRE_OR_LISTING:
case FIELDSET:
case BUTTON:
case ADDRESS_OR_ARTICLE_OR_ASIDE_OR_DETAILS_OR_DIALOG_OR_DIR_OR_FIGCAPTION_OR_FIGURE_OR_FOOTER_OR_HEADER_OR_HGROUP_OR_MAIN_OR_NAV_OR_SECTION_OR_SUMMARY: {
eltPos = findLastInScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
} else {
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
}
NS_HTML5_BREAK(endtagloop);
}
case FORM: {
if (!isTemplateContents()) {
if (!formPointer) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
formPointer = nullptr;
eltPos = findLastInScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
removeFromStack(eltPos);
NS_HTML5_BREAK(endtagloop);
} else {
eltPos = findLastInScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
NS_HTML5_BREAK(endtagloop);
}
}
case P: {
eltPos = findLastInButtonScope(nsGkAtoms::p);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errNoElementToCloseButEndTagSeen(nsGkAtoms::p);
if (isInForeign()) {
errHtmlStartTagInForeignContext(name);
while (currentPtr >= 0 &&
stack[currentPtr]->ns != kNameSpaceID_XHTML) {
pop();
}
}
appendVoidElementToCurrentMayFoster(
elementName, nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
NS_HTML5_BREAK(endtagloop);
}
generateImpliedEndTagsExceptFor(nsGkAtoms::p);
MOZ_ASSERT(eltPos != nsHtml5TreeBuilder::NOT_FOUND_ON_STACK);
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
NS_HTML5_BREAK(endtagloop);
}
case LI: {
eltPos = findLastInListScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errNoElementToCloseButEndTagSeen(name);
} else {
generateImpliedEndTagsExceptFor(name);
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
}
NS_HTML5_BREAK(endtagloop);
}
case DD_OR_DT: {
eltPos = findLastInScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errNoElementToCloseButEndTagSeen(name);
} else {
generateImpliedEndTagsExceptFor(name);
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
}
NS_HTML5_BREAK(endtagloop);
}
case H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6: {
eltPos = findLastInScopeHn();
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
} else {
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
}
NS_HTML5_BREAK(endtagloop);
}
case OBJECT:
case MARQUEE_OR_APPLET: {
eltPos = findLastInScope(name);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(name);
} else {
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
}
NS_HTML5_BREAK(endtagloop);
}
case BR: {
errEndTagBr();
if (isInForeign()) {
errHtmlStartTagInForeignContext(name);
while (currentPtr >= 0 &&
stack[currentPtr]->ns != kNameSpaceID_XHTML) {
pop();
}
}
reconstructTheActiveFormattingElements();
appendVoidElementToCurrentMayFoster(
elementName, nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
NS_HTML5_BREAK(endtagloop);
}
case TEMPLATE: {
break;
}
case AREA_OR_WBR:
case KEYGEN:
#ifdef ENABLE_VOID_MENUITEM
case MENUITEM:
#endif
case PARAM_OR_SOURCE_OR_TRACK:
case EMBED:
case IMG:
case IMAGE:
case INPUT:
case HR:
case IFRAME:
case NOEMBED:
case NOFRAMES:
case SELECT:
case TABLE:
case TEXTAREA: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
case NOSCRIPT: {
if (scriptingEnabled) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
[[fallthrough]];
}
case A:
case B_OR_BIG_OR_CODE_OR_EM_OR_I_OR_S_OR_SMALL_OR_STRIKE_OR_STRONG_OR_TT_OR_U:
case FONT:
case NOBR: {
if (adoptionAgencyEndTag(name)) {
NS_HTML5_BREAK(endtagloop);
}
[[fallthrough]];
}
default: {
if (isCurrent(name)) {
pop();
NS_HTML5_BREAK(endtagloop);
}
eltPos = currentPtr;
for (;;) {
nsHtml5StackNode* node = stack[eltPos];
if (node->ns == kNameSpaceID_XHTML && node->name == name) {
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(name)) {
errUnclosedElements(eltPos, name);
}
while (currentPtr >= eltPos) {
pop();
}
NS_HTML5_BREAK(endtagloop);
} else if (!eltPos || node->isSpecial()) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
eltPos--;
}
}
}
[[fallthrough]];
}
case IN_HEAD: {
switch (group) {
case HEAD: {
pop();
mode = AFTER_HEAD;
NS_HTML5_BREAK(endtagloop);
}
case BR:
case HTML:
case BODY: {
pop();
mode = AFTER_HEAD;
continue;
}
case TEMPLATE: {
endTagTemplateInHead();
NS_HTML5_BREAK(endtagloop);
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case IN_HEAD_NOSCRIPT: {
switch (group) {
case NOSCRIPT: {
pop();
mode = IN_HEAD;
NS_HTML5_BREAK(endtagloop);
}
case BR: {
errStrayEndTag(name);
pop();
mode = IN_HEAD;
continue;
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case IN_COLUMN_GROUP: {
switch (group) {
case COLGROUP: {
if (!currentPtr ||
stack[currentPtr]->getGroup() == nsHtml5TreeBuilder::TEMPLATE) {
MOZ_ASSERT(fragment || isTemplateContents());
errGarbageInColgroup();
NS_HTML5_BREAK(endtagloop);
}
pop();
mode = IN_TABLE;
NS_HTML5_BREAK(endtagloop);
}
case COL: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
case TEMPLATE: {
endTagTemplateInHead();
NS_HTML5_BREAK(endtagloop);
}
default: {
if (!currentPtr ||
stack[currentPtr]->getGroup() == nsHtml5TreeBuilder::TEMPLATE) {
MOZ_ASSERT(fragment || isTemplateContents());
errGarbageInColgroup();
NS_HTML5_BREAK(endtagloop);
}
pop();
mode = IN_TABLE;
continue;
}
}
}
case IN_SELECT_IN_TABLE: {
switch (group) {
case CAPTION:
case TABLE:
case TBODY_OR_THEAD_OR_TFOOT:
case TR:
case TD_OR_TH: {
errEndTagSeenWithSelectOpen(name);
if (findLastInTableScope(name) !=
nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
eltPos = findLastInTableScope(nsGkAtoms::select);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
NS_HTML5_BREAK(endtagloop);
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
continue;
} else {
NS_HTML5_BREAK(endtagloop);
}
}
default:; // fall through
}
[[fallthrough]];
}
case IN_SELECT: {
switch (group) {
case OPTION: {
if (isCurrent(nsGkAtoms::option)) {
pop();
NS_HTML5_BREAK(endtagloop);
} else {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
case OPTGROUP: {
if (isCurrent(nsGkAtoms::option) &&
nsGkAtoms::optgroup == stack[currentPtr - 1]->name) {
pop();
}
if (isCurrent(nsGkAtoms::optgroup)) {
pop();
} else {
errStrayEndTag(name);
}
NS_HTML5_BREAK(endtagloop);
}
case SELECT: {
eltPos = findLastInTableScope(nsGkAtoms::select);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
MOZ_ASSERT(fragment);
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
while (currentPtr >= eltPos) {
pop();
}
resetTheInsertionMode();
NS_HTML5_BREAK(endtagloop);
}
case TEMPLATE: {
endTagTemplateInHead();
NS_HTML5_BREAK(endtagloop);
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case AFTER_BODY: {
switch (group) {
case HTML: {
if (fragment) {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
} else {
mode = AFTER_AFTER_BODY;
NS_HTML5_BREAK(endtagloop);
}
}
default: {
errEndTagAfterBody();
mode = framesetOk ? FRAMESET_OK : IN_BODY;
continue;
}
}
}
case IN_FRAMESET: {
switch (group) {
case FRAMESET: {
if (!currentPtr) {
MOZ_ASSERT(fragment);
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
pop();
if ((!fragment) && !isCurrent(nsGkAtoms::frameset)) {
mode = AFTER_FRAMESET;
}
NS_HTML5_BREAK(endtagloop);
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case AFTER_FRAMESET: {
switch (group) {
case HTML: {
mode = AFTER_AFTER_FRAMESET;
NS_HTML5_BREAK(endtagloop);
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case INITIAL: {
errEndTagSeenWithoutDoctype();
documentModeInternal(QUIRKS_MODE, nullptr, nullptr, false);
mode = BEFORE_HTML;
continue;
}
case BEFORE_HTML: {
switch (group) {
case HEAD:
case BR:
case HTML:
case BODY: {
appendHtmlElementToDocumentAndPush();
mode = BEFORE_HEAD;
continue;
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case BEFORE_HEAD: {
switch (group) {
case HEAD:
case BR:
case HTML:
case BODY: {
appendToCurrentNodeAndPushHeadElement(
nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES);
mode = IN_HEAD;
continue;
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case AFTER_HEAD: {
switch (group) {
case TEMPLATE: {
endTagTemplateInHead();
NS_HTML5_BREAK(endtagloop);
}
case HTML:
case BODY:
case BR: {
appendToCurrentNodeAndPushBodyElement();
mode = FRAMESET_OK;
continue;
}
default: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
}
}
case AFTER_AFTER_BODY: {
errStrayEndTag(name);
mode = framesetOk ? FRAMESET_OK : IN_BODY;
continue;
}
case AFTER_AFTER_FRAMESET: {
errStrayEndTag(name);
NS_HTML5_BREAK(endtagloop);
}
case TEXT: {
pop();
if (originalMode == AFTER_HEAD) {
silentPop();
}
mode = originalMode;
NS_HTML5_BREAK(endtagloop);
}
}
}
endtagloop_end:;
}
void nsHtml5TreeBuilder::endTagTemplateInHead() {
int32_t eltPos = findLast(nsGkAtoms::_template);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
errStrayEndTag(nsGkAtoms::_template);
return;
}
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && !isCurrent(nsGkAtoms::_template)) {
errUnclosedElements(eltPos, nsGkAtoms::_template);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
popTemplateMode();
resetTheInsertionMode();
}
int32_t
nsHtml5TreeBuilder::findLastInTableScopeOrRootTemplateTbodyTheadTfoot() {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->getGroup() == nsHtml5TreeBuilder::TBODY_OR_THEAD_OR_TFOOT ||
stack[i]->getGroup() == nsHtml5TreeBuilder::TEMPLATE) {
return i;
}
}
return 0;
}
int32_t nsHtml5TreeBuilder::findLast(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML && stack[i]->name == name) {
return i;
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
int32_t nsHtml5TreeBuilder::findLastInTableScope(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML) {
if (stack[i]->name == name) {
return i;
} else if (stack[i]->name == nsGkAtoms::table ||
stack[i]->name == nsGkAtoms::_template) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
int32_t nsHtml5TreeBuilder::findLastInButtonScope(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML) {
if (stack[i]->name == name) {
return i;
} else if (stack[i]->name == nsGkAtoms::button) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
if (stack[i]->isScoping()) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
int32_t nsHtml5TreeBuilder::findLastInScope(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML && stack[i]->name == name) {
return i;
} else if (stack[i]->isScoping()) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
int32_t nsHtml5TreeBuilder::findLastInListScope(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML) {
if (stack[i]->name == name) {
return i;
} else if (stack[i]->name == nsGkAtoms::ul ||
stack[i]->name == nsGkAtoms::ol) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
if (stack[i]->isScoping()) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
int32_t nsHtml5TreeBuilder::findLastInScopeHn() {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->getGroup() ==
nsHtml5TreeBuilder::H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6) {
return i;
} else if (stack[i]->isScoping()) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
void nsHtml5TreeBuilder::generateImpliedEndTagsExceptFor(nsAtom* name) {
for (;;) {
nsHtml5StackNode* node = stack[currentPtr];
switch (node->getGroup()) {
case P:
case LI:
case DD_OR_DT:
case OPTION:
case OPTGROUP:
case RB_OR_RTC:
case RT_OR_RP: {
if (node->ns == kNameSpaceID_XHTML && node->name == name) {
return;
}
pop();
continue;
}
default: {
return;
}
}
}
}
void nsHtml5TreeBuilder::generateImpliedEndTags() {
for (;;) {
switch (stack[currentPtr]->getGroup()) {
case P:
case LI:
case DD_OR_DT:
case OPTION:
case OPTGROUP:
case RB_OR_RTC:
case RT_OR_RP: {
pop();
continue;
}
default: {
return;
}
}
}
}
bool nsHtml5TreeBuilder::isSecondOnStackBody() {
return currentPtr >= 1 && stack[1]->getGroup() == nsHtml5TreeBuilder::BODY;
}
void nsHtml5TreeBuilder::documentModeInternal(
nsHtml5DocumentMode m, nsHtml5String publicIdentifier,
nsHtml5String systemIdentifier, bool html4SpecificAdditionalErrorChecks) {
if (isSrcdocDocument) {
quirks = false;
this->documentMode(STANDARDS_MODE);
return;
}
quirks = (m == QUIRKS_MODE);
this->documentMode(m);
}
bool nsHtml5TreeBuilder::isAlmostStandards(nsHtml5String publicIdentifier,
nsHtml5String systemIdentifier) {
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd xhtml 1.0 transitional//", publicIdentifier)) {
return true;
}
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd xhtml 1.0 frameset//", publicIdentifier)) {
return true;
}
if (systemIdentifier) {
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd html 4.01 transitional//", publicIdentifier)) {
return true;
}
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd html 4.01 frameset//", publicIdentifier)) {
return true;
}
}
return false;
}
bool nsHtml5TreeBuilder::isQuirky(nsAtom* name, nsHtml5String publicIdentifier,
nsHtml5String systemIdentifier,
bool forceQuirks) {
if (forceQuirks) {
return true;
}
if (name != nsGkAtoms::html) {
return true;
}
if (publicIdentifier) {
for (int32_t i = 0; i < nsHtml5TreeBuilder::QUIRKY_PUBLIC_IDS.length; i++) {
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
nsHtml5TreeBuilder::QUIRKY_PUBLIC_IDS[i], publicIdentifier)) {
return true;
}
}
if (nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"-//w3o//dtd w3 html strict 3.0//en//", publicIdentifier) ||
nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"-/w3c/dtd html 4.0 transitional/en", publicIdentifier) ||
nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"html", publicIdentifier)) {
return true;
}
}
if (!systemIdentifier) {
if (nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd html 4.01 transitional//", publicIdentifier)) {
return true;
} else if (nsHtml5Portability::
lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(
"-//w3c//dtd html 4.01 frameset//", publicIdentifier)) {
return true;
}
} else if (nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd",
systemIdentifier)) {
return true;
}
return false;
}
void nsHtml5TreeBuilder::closeTheCell(int32_t eltPos) {
generateImpliedEndTags();
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElementsCell(eltPos);
}
while (currentPtr >= eltPos) {
pop();
}
clearTheListOfActiveFormattingElementsUpToTheLastMarker();
mode = IN_ROW;
return;
}
int32_t nsHtml5TreeBuilder::findLastInTableScopeTdTh() {
for (int32_t i = currentPtr; i > 0; i--) {
nsAtom* name = stack[i]->name;
if (stack[i]->ns == kNameSpaceID_XHTML) {
if (nsGkAtoms::td == name || nsGkAtoms::th == name) {
return i;
} else if (name == nsGkAtoms::table || name == nsGkAtoms::_template) {
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
}
}
return nsHtml5TreeBuilder::NOT_FOUND_ON_STACK;
}
void nsHtml5TreeBuilder::clearStackBackTo(int32_t eltPos) {
int32_t eltGroup = stack[eltPos]->getGroup();
while (currentPtr > eltPos) {
if (stack[currentPtr]->ns == kNameSpaceID_XHTML &&
stack[currentPtr]->getGroup() == TEMPLATE &&
(eltGroup == TABLE || eltGroup == TBODY_OR_THEAD_OR_TFOOT ||
eltGroup == TR || !eltPos)) {
return;
}
pop();
}
}
void nsHtml5TreeBuilder::resetTheInsertionMode() {
nsHtml5StackNode* node;
nsAtom* name;
int32_t ns;
for (int32_t i = currentPtr; i >= 0; i--) {
node = stack[i];
name = node->name;
ns = node->ns;
if (!i) {
if (!(contextNamespace == kNameSpaceID_XHTML &&
(contextName == nsGkAtoms::td || contextName == nsGkAtoms::th))) {
if (fragment) {
name = contextName;
ns = contextNamespace;
}
} else {
mode = framesetOk ? FRAMESET_OK : IN_BODY;
return;
}
}
if (nsGkAtoms::select == name) {
int32_t ancestorIndex = i;
while (ancestorIndex > 0) {
nsHtml5StackNode* ancestor = stack[ancestorIndex--];
if (kNameSpaceID_XHTML == ancestor->ns) {
if (nsGkAtoms::_template == ancestor->name) {
break;
}
if (nsGkAtoms::table == ancestor->name) {
mode = IN_SELECT_IN_TABLE;
return;
}
}
}
mode = IN_SELECT;
return;
} else if (nsGkAtoms::td == name || nsGkAtoms::th == name) {
mode = IN_CELL;
return;
} else if (nsGkAtoms::tr == name) {
mode = IN_ROW;
return;
} else if (nsGkAtoms::tbody == name || nsGkAtoms::thead == name ||
nsGkAtoms::tfoot == name) {
mode = IN_TABLE_BODY;
return;
} else if (nsGkAtoms::caption == name) {
mode = IN_CAPTION;
return;
} else if (nsGkAtoms::colgroup == name) {
mode = IN_COLUMN_GROUP;
return;
} else if (nsGkAtoms::table == name) {
mode = IN_TABLE;
return;
} else if (kNameSpaceID_XHTML != ns) {
mode = framesetOk ? FRAMESET_OK : IN_BODY;
return;
} else if (nsGkAtoms::_template == name) {
MOZ_ASSERT(templateModePtr >= 0);
mode = templateModeStack[templateModePtr];
return;
} else if (nsGkAtoms::head == name) {
if (name == contextName) {
mode = framesetOk ? FRAMESET_OK : IN_BODY;
} else {
mode = IN_HEAD;
}
return;
} else if (nsGkAtoms::body == name) {
mode = framesetOk ? FRAMESET_OK : IN_BODY;
return;
} else if (nsGkAtoms::frameset == name) {
mode = IN_FRAMESET;
return;
} else if (nsGkAtoms::html == name) {
if (!headPointer) {
mode = BEFORE_HEAD;
} else {
mode = AFTER_HEAD;
}
return;
} else if (!i) {
mode = framesetOk ? FRAMESET_OK : IN_BODY;
return;
}
}
}
void nsHtml5TreeBuilder::implicitlyCloseP() {
int32_t eltPos = findLastInButtonScope(nsGkAtoms::p);
if (eltPos == nsHtml5TreeBuilder::NOT_FOUND_ON_STACK) {
return;
}
generateImpliedEndTagsExceptFor(nsGkAtoms::p);
if (!!MOZ_UNLIKELY(mViewSource) && eltPos != currentPtr) {
errUnclosedElementsImplied(eltPos, nsGkAtoms::p);
}
while (currentPtr >= eltPos) {
pop();
}
}
bool nsHtml5TreeBuilder::debugOnlyClearLastStackSlot() {
stack[currentPtr] = nullptr;
return true;
}
bool nsHtml5TreeBuilder::debugOnlyClearLastListSlot() {
listOfActiveFormattingElements[listPtr] = nullptr;
return true;
}
void nsHtml5TreeBuilder::pushTemplateMode(int32_t mode) {
templateModePtr++;
if (templateModePtr == templateModeStack.length) {
jArray<int32_t, int32_t> newStack =
jArray<int32_t, int32_t>::newJArray(templateModeStack.length + 64);
nsHtml5ArrayCopy::arraycopy(templateModeStack, newStack,
templateModeStack.length);
templateModeStack = newStack;
}
templateModeStack[templateModePtr] = mode;
}
void nsHtml5TreeBuilder::push(nsHtml5StackNode* node) {
currentPtr++;
if (currentPtr == stack.length) {
jArray<nsHtml5StackNode*, int32_t> newStack =
jArray<nsHtml5StackNode*, int32_t>::newJArray(stack.length + 64);
nsHtml5ArrayCopy::arraycopy(stack, newStack, stack.length);
stack = newStack;
}
stack[currentPtr] = node;
elementPushed(node->ns, node->popName, node->node);
}
void nsHtml5TreeBuilder::silentPush(nsHtml5StackNode* node) {
currentPtr++;
if (currentPtr == stack.length) {
jArray<nsHtml5StackNode*, int32_t> newStack =
jArray<nsHtml5StackNode*, int32_t>::newJArray(stack.length + 64);
nsHtml5ArrayCopy::arraycopy(stack, newStack, stack.length);
stack = newStack;
}
stack[currentPtr] = node;
}
void nsHtml5TreeBuilder::append(nsHtml5StackNode* node) {
listPtr++;
if (listPtr == listOfActiveFormattingElements.length) {
jArray<nsHtml5StackNode*, int32_t> newList =
jArray<nsHtml5StackNode*, int32_t>::newJArray(
listOfActiveFormattingElements.length + 64);
nsHtml5ArrayCopy::arraycopy(listOfActiveFormattingElements, newList,
listOfActiveFormattingElements.length);
listOfActiveFormattingElements = newList;
}
listOfActiveFormattingElements[listPtr] = node;
}
void nsHtml5TreeBuilder::
clearTheListOfActiveFormattingElementsUpToTheLastMarker() {
while (listPtr > -1) {
if (!listOfActiveFormattingElements[listPtr]) {
--listPtr;
return;
}
listOfActiveFormattingElements[listPtr]->release(this);
--listPtr;
}
}
void nsHtml5TreeBuilder::removeFromStack(int32_t pos) {
if (currentPtr == pos) {
pop();
} else {
stack[pos]->release(this);
nsHtml5ArrayCopy::arraycopy(stack, pos + 1, pos, currentPtr - pos);
MOZ_ASSERT(debugOnlyClearLastStackSlot());
currentPtr--;
}
}
void nsHtml5TreeBuilder::removeFromStack(nsHtml5StackNode* node) {
if (stack[currentPtr] == node) {
pop();
} else {
int32_t pos = currentPtr - 1;
while (pos >= 0 && stack[pos] != node) {
pos--;
}
if (pos == -1) {
return;
}
node->release(this);
nsHtml5ArrayCopy::arraycopy(stack, pos + 1, pos, currentPtr - pos);
currentPtr--;
}
}
void nsHtml5TreeBuilder::removeFromListOfActiveFormattingElements(int32_t pos) {
MOZ_ASSERT(!!listOfActiveFormattingElements[pos]);
listOfActiveFormattingElements[pos]->release(this);
if (pos == listPtr) {
MOZ_ASSERT(debugOnlyClearLastListSlot());
listPtr--;
return;
}
MOZ_ASSERT(pos < listPtr);
nsHtml5ArrayCopy::arraycopy(listOfActiveFormattingElements, pos + 1, pos,
listPtr - pos);
MOZ_ASSERT(debugOnlyClearLastListSlot());
listPtr--;
}
bool nsHtml5TreeBuilder::adoptionAgencyEndTag(nsAtom* name) {
if (stack[currentPtr]->ns == kNameSpaceID_XHTML &&
stack[currentPtr]->name == name &&
findInListOfActiveFormattingElements(stack[currentPtr]) == -1) {
pop();
return true;
}
for (int32_t i = 0; i < 8; ++i) {
int32_t formattingEltListPos = listPtr;
while (formattingEltListPos > -1) {
nsHtml5StackNode* listNode =
listOfActiveFormattingElements[formattingEltListPos];
if (!listNode) {
formattingEltListPos = -1;
break;
} else if (listNode->name == name) {
break;
}
formattingEltListPos--;
}
if (formattingEltListPos == -1) {
return false;
}
nsHtml5StackNode* formattingElt =
listOfActiveFormattingElements[formattingEltListPos];
int32_t formattingEltStackPos = currentPtr;
bool inScope = true;
while (formattingEltStackPos > -1) {
nsHtml5StackNode* node = stack[formattingEltStackPos];
if (node == formattingElt) {
break;
} else if (node->isScoping()) {
inScope = false;
}
formattingEltStackPos--;
}
if (formattingEltStackPos == -1) {
errNoElementToCloseButEndTagSeen(name);
removeFromListOfActiveFormattingElements(formattingEltListPos);
return true;
}
if (!inScope) {
errNoElementToCloseButEndTagSeen(name);
return true;
}
if (formattingEltStackPos != currentPtr) {
errEndTagViolatesNestingRules(name);
}
int32_t furthestBlockPos = formattingEltStackPos + 1;
while (furthestBlockPos <= currentPtr) {
nsHtml5StackNode* node = stack[furthestBlockPos];
MOZ_ASSERT(furthestBlockPos > 0,
"How is formattingEltStackPos + 1 not > 0?");
if (node->isSpecial()) {
break;
}
furthestBlockPos++;
}
if (furthestBlockPos > currentPtr) {
while (currentPtr >= formattingEltStackPos) {
pop();
}
removeFromListOfActiveFormattingElements(formattingEltListPos);
return true;
}
nsHtml5StackNode* commonAncestor = stack[formattingEltStackPos - 1];
nsIContentHandle* insertionCommonAncestor =
nodeFromStackWithBlinkCompat(formattingEltStackPos - 1);
nsHtml5StackNode* furthestBlock = stack[furthestBlockPos];
int32_t bookmark = formattingEltListPos;
int32_t nodePos = furthestBlockPos;
nsHtml5StackNode* lastNode = furthestBlock;
int32_t j = 0;
for (;;) {
++j;
nodePos--;
if (nodePos == formattingEltStackPos) {
break;
}
nsHtml5StackNode* node = stack[nodePos];
int32_t nodeListPos = findInListOfActiveFormattingElements(node);
if (j > 3 && nodeListPos != -1) {
removeFromListOfActiveFormattingElements(nodeListPos);
if (nodeListPos <= formattingEltListPos) {
formattingEltListPos--;
}
if (nodeListPos <= bookmark) {
bookmark--;
}
nodeListPos = -1;
}
if (nodeListPos == -1) {
MOZ_ASSERT(formattingEltStackPos < nodePos);
MOZ_ASSERT(bookmark < nodePos);
MOZ_ASSERT(furthestBlockPos > nodePos);
removeFromStack(nodePos);
furthestBlockPos--;
continue;
}
if (nodePos == furthestBlockPos) {
bookmark = nodeListPos + 1;
}
MOZ_ASSERT(node == listOfActiveFormattingElements[nodeListPos]);
MOZ_ASSERT(node == stack[nodePos]);
nsIContentHandle* clone = createElement(
kNameSpaceID_XHTML, node->name, node->attributes->cloneAttributes(),
insertionCommonAncestor, htmlCreator(node->getHtmlCreator()));
nsHtml5StackNode* newNode = createStackNode(
node->getFlags(), node->ns, node->name, clone, node->popName,
node->attributes, node->getHtmlCreator());
node->dropAttributes();
stack[nodePos] = newNode;
newNode->retain();
listOfActiveFormattingElements[nodeListPos] = newNode;
node->release(this);
node->release(this);
node = newNode;
detachFromParent(lastNode->node);
appendElement(lastNode->node, nodeFromStackWithBlinkCompat(nodePos));
lastNode = node;
}
if (commonAncestor->isFosterParenting()) {
detachFromParent(lastNode->node);
insertIntoFosterParent(lastNode->node);
} else {
detachFromParent(lastNode->node);
appendElement(lastNode->node, insertionCommonAncestor);
}
nsIContentHandle* clone = createElement(
kNameSpaceID_XHTML, formattingElt->name,
formattingElt->attributes->cloneAttributes(), furthestBlock->node,
htmlCreator(formattingElt->getHtmlCreator()));
nsHtml5StackNode* formattingClone = createStackNode(
formattingElt->getFlags(), formattingElt->ns, formattingElt->name,
clone, formattingElt->popName, formattingElt->attributes,
formattingElt->getHtmlCreator());
formattingElt->dropAttributes();
appendChildrenToNewParent(furthestBlock->node, clone);
appendElement(clone, furthestBlock->node);
removeFromListOfActiveFormattingElements(formattingEltListPos);
insertIntoListOfActiveFormattingElements(formattingClone, bookmark);
MOZ_ASSERT(formattingEltStackPos < furthestBlockPos);
removeFromStack(formattingEltStackPos);
insertIntoStack(formattingClone, furthestBlockPos);
}
return true;
}
void nsHtml5TreeBuilder::insertIntoStack(nsHtml5StackNode* node,
int32_t position) {
MOZ_ASSERT(currentPtr + 1 < stack.length);
MOZ_ASSERT(position <= currentPtr + 1);
if (position == currentPtr + 1) {
push(node);
} else {
nsHtml5ArrayCopy::arraycopy(stack, position, position + 1,
(currentPtr - position) + 1);
currentPtr++;
stack[position] = node;
}
}
void nsHtml5TreeBuilder::insertIntoListOfActiveFormattingElements(
nsHtml5StackNode* formattingClone, int32_t bookmark) {
formattingClone->retain();
MOZ_ASSERT(listPtr + 1 < listOfActiveFormattingElements.length);
if (bookmark <= listPtr) {
nsHtml5ArrayCopy::arraycopy(listOfActiveFormattingElements, bookmark,
bookmark + 1, (listPtr - bookmark) + 1);
}
listPtr++;
listOfActiveFormattingElements[bookmark] = formattingClone;
}
int32_t nsHtml5TreeBuilder::findInListOfActiveFormattingElements(
nsHtml5StackNode* node) {
for (int32_t i = listPtr; i >= 0; i--) {
if (node == listOfActiveFormattingElements[i]) {
return i;
}
}
return -1;
}
int32_t nsHtml5TreeBuilder::
findInListOfActiveFormattingElementsContainsBetweenEndAndLastMarker(
nsAtom* name) {
for (int32_t i = listPtr; i >= 0; i--) {
nsHtml5StackNode* node = listOfActiveFormattingElements[i];
if (!node) {
return -1;
} else if (node->name == name) {
return i;
}
}
return -1;
}
void nsHtml5TreeBuilder::maybeForgetEarlierDuplicateFormattingElement(
nsAtom* name, nsHtml5HtmlAttributes* attributes) {
int32_t candidate = -1;
int32_t count = 0;
for (int32_t i = listPtr; i >= 0; i--) {
nsHtml5StackNode* node = listOfActiveFormattingElements[i];
if (!node) {
break;
}
if (node->name == name && node->attributes->equalsAnother(attributes)) {
candidate = i;
++count;
}
}
if (count >= 3) {
removeFromListOfActiveFormattingElements(candidate);
}
}
int32_t nsHtml5TreeBuilder::findLastOrRoot(nsAtom* name) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->ns == kNameSpaceID_XHTML && stack[i]->name == name) {
return i;
}
}
return 0;
}
int32_t nsHtml5TreeBuilder::findLastOrRoot(int32_t group) {
for (int32_t i = currentPtr; i > 0; i--) {
if (stack[i]->getGroup() == group) {
return i;
}
}
return 0;
}
bool nsHtml5TreeBuilder::addAttributesToBody(
nsHtml5HtmlAttributes* attributes) {
if (currentPtr >= 1) {
nsHtml5StackNode* body = stack[1];
if (body->getGroup() == nsHtml5TreeBuilder::BODY) {
addAttributesToElement(body->node, attributes);
return true;
}
}
return false;
}
void nsHtml5TreeBuilder::addAttributesToHtml(
nsHtml5HtmlAttributes* attributes) {
addAttributesToElement(stack[0]->node, attributes);
}
void nsHtml5TreeBuilder::pushHeadPointerOntoStack() {
MOZ_ASSERT(!!headPointer);
MOZ_ASSERT(mode == AFTER_HEAD);
silentPush(createStackNode(nsHtml5ElementName::ELT_HEAD, headPointer));
}
void nsHtml5TreeBuilder::reconstructTheActiveFormattingElements() {
if (listPtr == -1) {
return;
}
nsHtml5StackNode* mostRecent = listOfActiveFormattingElements[listPtr];
if (!mostRecent || isInStack(mostRecent)) {
return;
}
int32_t entryPos = listPtr;
for (;;) {
entryPos--;
if (entryPos == -1) {
break;
}
if (!listOfActiveFormattingElements[entryPos]) {
break;
}
if (isInStack(listOfActiveFormattingElements[entryPos])) {
break;
}
}
while (entryPos < listPtr) {
entryPos++;
nsHtml5StackNode* entry = listOfActiveFormattingElements[entryPos];
nsHtml5StackNode* current = stack[currentPtr];
nsIContentHandle* clone;
if (current->isFosterParenting()) {
clone = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, entry->name, entry->attributes->cloneAttributes(),
htmlCreator(entry->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
clone = createElement(kNameSpaceID_XHTML, entry->name,
entry->attributes->cloneAttributes(), currentNode,
htmlCreator(entry->getHtmlCreator()));
appendElement(clone, currentNode);
}
nsHtml5StackNode* entryClone = createStackNode(
entry->getFlags(), entry->ns, entry->name, clone, entry->popName,
entry->attributes, entry->getHtmlCreator());
entry->dropAttributes();
push(entryClone);
listOfActiveFormattingElements[entryPos] = entryClone;
entry->release(this);
entryClone->retain();
}
}
void nsHtml5TreeBuilder::notifyUnusedStackNode(int32_t idxInStackNodes) {
if (idxInStackNodes < stackNodesIdx) {
stackNodesIdx = idxInStackNodes;
}
}
nsHtml5StackNode* nsHtml5TreeBuilder::getUnusedStackNode() {
while (stackNodesIdx < numStackNodes) {
if (stackNodes[stackNodesIdx]->isUnused()) {
return stackNodes[stackNodesIdx++];
}
stackNodesIdx++;
}
if (stackNodesIdx < stackNodes.length) {
stackNodes[stackNodesIdx] = new nsHtml5StackNode(stackNodesIdx);
numStackNodes++;
return stackNodes[stackNodesIdx++];
}
jArray<nsHtml5StackNode*, int32_t> newStack =
jArray<nsHtml5StackNode*, int32_t>::newJArray(stackNodes.length + 64);
nsHtml5ArrayCopy::arraycopy(stackNodes, newStack, stackNodes.length);
stackNodes = newStack;
stackNodes[stackNodesIdx] = new nsHtml5StackNode(stackNodesIdx);
numStackNodes++;
return stackNodes[stackNodesIdx++];
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
int32_t flags, int32_t ns, nsAtom* name, nsIContentHandle* node,
nsAtom* popName, nsHtml5HtmlAttributes* attributes,
mozilla::dom::HTMLContentCreatorFunction htmlCreator) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(flags, ns, name, node, popName, attributes, htmlCreator);
return instance;
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
nsHtml5ElementName* elementName, nsIContentHandle* node) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(elementName, node);
return instance;
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
nsHtml5ElementName* elementName, nsIContentHandle* node,
nsHtml5HtmlAttributes* attributes) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(elementName, node, attributes);
return instance;
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
nsHtml5ElementName* elementName, nsIContentHandle* node, nsAtom* popName) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(elementName, node, popName);
return instance;
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
nsHtml5ElementName* elementName, nsAtom* popName, nsIContentHandle* node) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(elementName, popName, node);
return instance;
}
nsHtml5StackNode* nsHtml5TreeBuilder::createStackNode(
nsHtml5ElementName* elementName, nsIContentHandle* node, nsAtom* popName,
bool markAsIntegrationPoint) {
nsHtml5StackNode* instance = getUnusedStackNode();
instance->setValues(elementName, node, popName, markAsIntegrationPoint);
return instance;
}
void nsHtml5TreeBuilder::insertIntoFosterParent(nsIContentHandle* child) {
int32_t tablePos = findLastOrRoot(nsHtml5TreeBuilder::TABLE);
int32_t templatePos = findLastOrRoot(nsHtml5TreeBuilder::TEMPLATE);
if (templatePos >= tablePos) {
appendElement(child, stack[templatePos]->node);
return;
}
nsHtml5StackNode* node = stack[tablePos];
insertFosterParentedChild(child, node->node, stack[tablePos - 1]->node);
}
nsIContentHandle* nsHtml5TreeBuilder::createAndInsertFosterParentedElement(
int32_t ns, nsAtom* name, nsHtml5HtmlAttributes* attributes,
nsHtml5ContentCreatorFunction creator) {
return createAndInsertFosterParentedElement(ns, name, attributes, nullptr,
creator);
}
nsIContentHandle* nsHtml5TreeBuilder::createAndInsertFosterParentedElement(
int32_t ns, nsAtom* name, nsHtml5HtmlAttributes* attributes,
nsIContentHandle* form, nsHtml5ContentCreatorFunction creator) {
int32_t tablePos = findLastOrRoot(nsHtml5TreeBuilder::TABLE);
int32_t templatePos = findLastOrRoot(nsHtml5TreeBuilder::TEMPLATE);
if (templatePos >= tablePos) {
nsIContentHandle* child = createElement(ns, name, attributes, form,
stack[templatePos]->node, creator);
appendElement(child, stack[templatePos]->node);
return child;
}
nsHtml5StackNode* node = stack[tablePos];
return createAndInsertFosterParentedElement(
ns, name, attributes, form, node->node, stack[tablePos - 1]->node,
creator);
}
bool nsHtml5TreeBuilder::isInStack(nsHtml5StackNode* node) {
for (int32_t i = currentPtr; i >= 0; i--) {
if (stack[i] == node) {
return true;
}
}
return false;
}
void nsHtml5TreeBuilder::popTemplateMode() { templateModePtr--; }
void nsHtml5TreeBuilder::pop() {
nsHtml5StackNode* node = stack[currentPtr];
MOZ_ASSERT(debugOnlyClearLastStackSlot());
currentPtr--;
elementPopped(node->ns, node->popName, node->node);
node->release(this);
}
void nsHtml5TreeBuilder::popForeign(int32_t origPos, int32_t eltPos) {
nsHtml5StackNode* node = stack[currentPtr];
if (origPos != currentPtr || eltPos != currentPtr) {
markMalformedIfScript(node->node);
}
MOZ_ASSERT(debugOnlyClearLastStackSlot());
currentPtr--;
elementPopped(node->ns, node->popName, node->node);
node->release(this);
}
void nsHtml5TreeBuilder::silentPop() {
nsHtml5StackNode* node = stack[currentPtr];
MOZ_ASSERT(debugOnlyClearLastStackSlot());
currentPtr--;
node->release(this);
}
void nsHtml5TreeBuilder::popOnEof() {
nsHtml5StackNode* node = stack[currentPtr];
MOZ_ASSERT(debugOnlyClearLastStackSlot());
currentPtr--;
markMalformedIfScript(node->node);
elementPopped(node->ns, node->popName, node->node);
node->release(this);
}
void nsHtml5TreeBuilder::appendHtmlElementToDocumentAndPush(
nsHtml5HtmlAttributes* attributes) {
nsIContentHandle* elt = createHtmlElementSetAsRoot(attributes);
nsHtml5StackNode* node = createStackNode(nsHtml5ElementName::ELT_HTML, elt);
push(node);
}
void nsHtml5TreeBuilder::appendHtmlElementToDocumentAndPush() {
appendHtmlElementToDocumentAndPush(tokenizer->emptyAttributes());
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushHeadElement(
nsHtml5HtmlAttributes* attributes) {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
nsIContentHandle* elt =
createElement(kNameSpaceID_XHTML, nsGkAtoms::head, attributes,
currentNode, htmlCreator(NS_NewHTMLSharedElement));
appendElement(elt, currentNode);
headPointer = elt;
nsHtml5StackNode* node = createStackNode(nsHtml5ElementName::ELT_HEAD, elt);
push(node);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushBodyElement(
nsHtml5HtmlAttributes* attributes) {
appendToCurrentNodeAndPushElement(nsHtml5ElementName::ELT_BODY, attributes);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushBodyElement() {
appendToCurrentNodeAndPushBodyElement(tokenizer->emptyAttributes());
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushFormElementMayFoster(
nsHtml5HtmlAttributes* attributes) {
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, nsGkAtoms::form, attributes,
htmlCreator(NS_NewHTMLFormElement));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_XHTML, nsGkAtoms::form, attributes,
currentNode, htmlCreator(NS_NewHTMLFormElement));
appendElement(elt, currentNode);
}
if (!isTemplateContents()) {
formPointer = elt;
}
nsHtml5StackNode* node = createStackNode(nsHtml5ElementName::ELT_FORM, elt);
push(node);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushFormattingElementMayFoster(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsHtml5HtmlAttributes* clone = attributes->cloneAttributes();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, elementName->getName(), attributes,
htmlCreator(elementName->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt =
createElement(kNameSpaceID_XHTML, elementName->getName(), attributes,
currentNode, htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
}
nsHtml5StackNode* node = createStackNode(elementName, elt, clone);
push(node);
append(node);
node->retain();
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushElement(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
nsIContentHandle* elt =
createElement(kNameSpaceID_XHTML, elementName->getName(), attributes,
currentNode, htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
if (nsHtml5ElementName::ELT_TEMPLATE == elementName) {
elt = getDocumentFragmentForTemplate(elt);
}
nsHtml5StackNode* node = createStackNode(elementName, elt);
push(node);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushElementMayFoster(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getName();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, popName, attributes,
htmlCreator(elementName->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_XHTML, popName, attributes, currentNode,
htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
}
nsHtml5StackNode* node = createStackNode(elementName, elt, popName);
push(node);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushElementMayFosterMathML(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getName();
bool markAsHtmlIntegrationPoint = false;
if (nsHtml5ElementName::ELT_ANNOTATION_XML == elementName &&
annotationXmlEncodingPermitsHtml(attributes)) {
markAsHtmlIntegrationPoint = true;
}
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_MathML, popName, attributes, htmlCreator(nullptr));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_MathML, popName, attributes, currentNode,
htmlCreator(nullptr));
appendElement(elt, currentNode);
}
nsHtml5StackNode* node =
createStackNode(elementName, elt, popName, markAsHtmlIntegrationPoint);
push(node);
}
bool nsHtml5TreeBuilder::annotationXmlEncodingPermitsHtml(
nsHtml5HtmlAttributes* attributes) {
nsHtml5String encoding =
attributes->getValue(nsHtml5AttributeName::ATTR_ENCODING);
if (!encoding) {
return false;
}
return nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"application/xhtml+xml", encoding) ||
nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(
"text/html", encoding);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushElementMayFosterSVG(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getCamelCaseName();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_SVG, popName, attributes,
svgCreator(elementName->getSvgCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_SVG, popName, attributes, currentNode,
svgCreator(elementName->getSvgCreator()));
appendElement(elt, currentNode);
}
nsHtml5StackNode* node = createStackNode(elementName, popName, elt);
push(node);
}
void nsHtml5TreeBuilder::appendToCurrentNodeAndPushElementMayFoster(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes,
nsIContentHandle* form) {
nsIContentHandle* elt;
nsIContentHandle* formOwner =
!form || fragment || isTemplateContents() ? nullptr : form;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, elementName->getName(), attributes, formOwner,
htmlCreator(elementName->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_XHTML, elementName->getName(), attributes,
formOwner, currentNode,
htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
}
nsHtml5StackNode* node = createStackNode(elementName, elt);
push(node);
}
void nsHtml5TreeBuilder::appendVoidElementToCurrentMayFoster(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes,
nsIContentHandle* form) {
nsAtom* name = elementName->getName();
nsIContentHandle* elt;
nsIContentHandle* formOwner =
!form || fragment || isTemplateContents() ? nullptr : form;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, name, attributes, formOwner,
htmlCreator(elementName->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt =
createElement(kNameSpaceID_XHTML, name, attributes, formOwner,
currentNode, htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
}
elementPushed(kNameSpaceID_XHTML, name, elt);
elementPopped(kNameSpaceID_XHTML, name, elt);
}
void nsHtml5TreeBuilder::appendVoidElementToCurrentMayFoster(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getName();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_XHTML, popName, attributes,
htmlCreator(elementName->getHtmlCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_XHTML, popName, attributes, currentNode,
htmlCreator(elementName->getHtmlCreator()));
appendElement(elt, currentNode);
}
elementPushed(kNameSpaceID_XHTML, popName, elt);
elementPopped(kNameSpaceID_XHTML, popName, elt);
}
void nsHtml5TreeBuilder::appendVoidElementToCurrentMayFosterSVG(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getCamelCaseName();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_SVG, popName, attributes,
svgCreator(elementName->getSvgCreator()));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_SVG, popName, attributes, currentNode,
svgCreator(elementName->getSvgCreator()));
appendElement(elt, currentNode);
}
elementPushed(kNameSpaceID_SVG, popName, elt);
elementPopped(kNameSpaceID_SVG, popName, elt);
}
void nsHtml5TreeBuilder::appendVoidElementToCurrentMayFosterMathML(
nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes) {
nsAtom* popName = elementName->getName();
nsIContentHandle* elt;
nsHtml5StackNode* current = stack[currentPtr];
if (current->isFosterParenting()) {
elt = createAndInsertFosterParentedElement(
kNameSpaceID_MathML, popName, attributes, htmlCreator(nullptr));
} else {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
elt = createElement(kNameSpaceID_MathML, popName, attributes, currentNode,
htmlCreator(nullptr));
appendElement(elt, currentNode);
}
elementPushed(kNameSpaceID_MathML, popName, elt);
elementPopped(kNameSpaceID_MathML, popName, elt);
}
void nsHtml5TreeBuilder::appendVoidInputToCurrent(
nsHtml5HtmlAttributes* attributes, nsIContentHandle* form) {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
nsIContentHandle* elt =
createElement(kNameSpaceID_XHTML, nsGkAtoms::input, attributes,
!form || fragment || isTemplateContents() ? nullptr : form,
currentNode, htmlCreator(NS_NewHTMLInputElement));
appendElement(elt, currentNode);
elementPushed(kNameSpaceID_XHTML, nsGkAtoms::input, elt);
elementPopped(kNameSpaceID_XHTML, nsGkAtoms::input, elt);
}
void nsHtml5TreeBuilder::appendVoidFormToCurrent(
nsHtml5HtmlAttributes* attributes) {
nsIContentHandle* currentNode = nodeFromStackWithBlinkCompat(currentPtr);
nsIContentHandle* elt =
createElement(kNameSpaceID_XHTML, nsGkAtoms::form, attributes,
currentNode, htmlCreator(NS_NewHTMLFormElement));
formPointer = elt;
appendElement(elt, currentNode);
elementPushed(kNameSpaceID_XHTML, nsGkAtoms::form, elt);
elementPopped(kNameSpaceID_XHTML, nsGkAtoms::form, elt);
}
void nsHtml5TreeBuilder::requestSuspension() {
tokenizer->requestSuspension();
}
;
bool nsHtml5TreeBuilder::isInForeign() {
return currentPtr >= 0 && stack[currentPtr]->ns != kNameSpaceID_XHTML;
}
bool nsHtml5TreeBuilder::isInForeignButNotHtmlOrMathTextIntegrationPoint() {
if (currentPtr < 0) {
return false;
}
return !isSpecialParentInForeign(stack[currentPtr]);
}
void nsHtml5TreeBuilder::setFragmentContext(nsAtom* context, int32_t ns,
nsIContentHandle* node,
bool quirks) {
this->contextName = context;
this->contextNamespace = ns;
this->contextNode = node;
this->fragment = (!!contextName);
this->quirks = quirks;
}
nsIContentHandle* nsHtml5TreeBuilder::currentNode() {
return stack[currentPtr]->node;
}
bool nsHtml5TreeBuilder::isScriptingEnabled() { return scriptingEnabled; }
void nsHtml5TreeBuilder::setScriptingEnabled(bool scriptingEnabled) {
this->scriptingEnabled = scriptingEnabled;
}
void nsHtml5TreeBuilder::setIsSrcdocDocument(bool isSrcdocDocument) {
this->isSrcdocDocument = isSrcdocDocument;
}
void nsHtml5TreeBuilder::flushCharacters() {
if (charBufferLen > 0) {
if ((mode == IN_TABLE || mode == IN_TABLE_BODY || mode == IN_ROW) &&
charBufferContainsNonWhitespace()) {
errNonSpaceInTable();
reconstructTheActiveFormattingElements();
if (!stack[currentPtr]->isFosterParenting()) {
appendCharacters(currentNode(), charBuffer, 0, charBufferLen);
charBufferLen = 0;
return;
}
int32_t tablePos = findLastOrRoot(nsHtml5TreeBuilder::TABLE);
int32_t templatePos = findLastOrRoot(nsHtml5TreeBuilder::TEMPLATE);
if (templatePos >= tablePos) {
appendCharacters(stack[templatePos]->node, charBuffer, 0,
charBufferLen);
charBufferLen = 0;
return;
}
nsHtml5StackNode* tableElt = stack[tablePos];
insertFosterParentedCharacters(charBuffer, 0, charBufferLen,
tableElt->node, stack[tablePos - 1]->node);
charBufferLen = 0;
return;
}
appendCharacters(currentNode(), charBuffer, 0, charBufferLen);
charBufferLen = 0;
}
}
bool nsHtml5TreeBuilder::charBufferContainsNonWhitespace() {
for (int32_t i = 0; i < charBufferLen; i++) {
switch (charBuffer[i]) {
case ' ':
case '\t':
case '\n':
case '\r':
case '\f': {
continue;
}
default: {
return true;
}
}
}
return false;
}
nsAHtml5TreeBuilderState* nsHtml5TreeBuilder::newSnapshot() {
jArray<nsHtml5StackNode*, int32_t> listCopy =
jArray<nsHtml5StackNode*, int32_t>::newJArray(listPtr + 1);
for (int32_t i = 0; i < listCopy.length; i++) {
nsHtml5StackNode* node = listOfActiveFormattingElements[i];
if (node) {
nsHtml5StackNode* newNode = new nsHtml5StackNode(-1);
newNode->setValues(node->getFlags(), node->ns, node->name, node->node,
node->popName, node->attributes->cloneAttributes(),
node->getHtmlCreator());
listCopy[i] = newNode;
} else {
listCopy[i] = nullptr;
}
}
jArray<nsHtml5StackNode*, int32_t> stackCopy =
jArray<nsHtml5StackNode*, int32_t>::newJArray(currentPtr + 1);
for (int32_t i = 0; i < stackCopy.length; i++) {
nsHtml5StackNode* node = stack[i];
int32_t listIndex = findInListOfActiveFormattingElements(node);
if (listIndex == -1) {
nsHtml5StackNode* newNode = new nsHtml5StackNode(-1);
newNode->setValues(node->getFlags(), node->ns, node->name, node->node,
node->popName, nullptr, node->getHtmlCreator());
stackCopy[i] = newNode;
} else {
stackCopy[i] = listCopy[listIndex];
stackCopy[i]->retain();
}
}
jArray<int32_t, int32_t> templateModeStackCopy =
jArray<int32_t, int32_t>::newJArray(templateModePtr + 1);
nsHtml5ArrayCopy::arraycopy(templateModeStack, templateModeStackCopy,
templateModeStackCopy.length);
return new nsHtml5StateSnapshot(stackCopy, listCopy, templateModeStackCopy,
formPointer, headPointer, mode, originalMode,
framesetOk, needToDropLF, quirks);
}
bool nsHtml5TreeBuilder::snapshotMatches(nsAHtml5TreeBuilderState* snapshot) {
jArray<nsHtml5StackNode*, int32_t> stackCopy = snapshot->getStack();
int32_t stackLen = snapshot->getStackLength();
jArray<nsHtml5StackNode*, int32_t> listCopy =
snapshot->getListOfActiveFormattingElements();
int32_t listLen = snapshot->getListOfActiveFormattingElementsLength();
jArray<int32_t, int32_t> templateModeStackCopy =
snapshot->getTemplateModeStack();
int32_t templateModeStackLen = snapshot->getTemplateModeStackLength();
if (stackLen != currentPtr + 1 || listLen != listPtr + 1 ||
templateModeStackLen != templateModePtr + 1 ||
formPointer != snapshot->getFormPointer() ||
headPointer != snapshot->getHeadPointer() ||
mode != snapshot->getMode() ||
originalMode != snapshot->getOriginalMode() ||
framesetOk != snapshot->isFramesetOk() ||
needToDropLF != snapshot->isNeedToDropLF() ||
quirks != snapshot->isQuirks()) {
return false;
}
for (int32_t i = listLen - 1; i >= 0; i--) {
if (!listCopy[i] && !listOfActiveFormattingElements[i]) {
continue;
} else if (!listCopy[i] || !listOfActiveFormattingElements[i]) {
return false;
}
if (listCopy[i]->node != listOfActiveFormattingElements[i]->node) {
return false;
}
}
for (int32_t i = stackLen - 1; i >= 0; i--) {
if (stackCopy[i]->node != stack[i]->node) {
return false;
}
}
for (int32_t i = templateModeStackLen - 1; i >= 0; i--) {
if (templateModeStackCopy[i] != templateModeStack[i]) {
return false;
}
}
return true;
}
void nsHtml5TreeBuilder::loadState(nsAHtml5TreeBuilderState* snapshot) {
mCurrentHtmlScriptIsAsyncOrDefer = false;
jArray<nsHtml5StackNode*, int32_t> stackCopy = snapshot->getStack();
int32_t stackLen = snapshot->getStackLength();
jArray<nsHtml5StackNode*, int32_t> listCopy =
snapshot->getListOfActiveFormattingElements();
int32_t listLen = snapshot->getListOfActiveFormattingElementsLength();
jArray<int32_t, int32_t> templateModeStackCopy =
snapshot->getTemplateModeStack();
int32_t templateModeStackLen = snapshot->getTemplateModeStackLength();
for (int32_t i = 0; i <= listPtr; i++) {
if (listOfActiveFormattingElements[i]) {
listOfActiveFormattingElements[i]->release(this);
}
}
if (listOfActiveFormattingElements.length < listLen) {
listOfActiveFormattingElements =
jArray<nsHtml5StackNode*, int32_t>::newJArray(listLen);
}
listPtr = listLen - 1;
for (int32_t i = 0; i <= currentPtr; i++) {
stack[i]->release(this);
}
if (stack.length < stackLen) {
stack = jArray<nsHtml5StackNode*, int32_t>::newJArray(stackLen);
}
currentPtr = stackLen - 1;
if (templateModeStack.length < templateModeStackLen) {
templateModeStack =
jArray<int32_t, int32_t>::newJArray(templateModeStackLen);
}
templateModePtr = templateModeStackLen - 1;
for (int32_t i = 0; i < listLen; i++) {
nsHtml5StackNode* node = listCopy[i];
if (node) {
nsHtml5StackNode* newNode = createStackNode(
node->getFlags(), node->ns, node->name, node->node, node->popName,
node->attributes->cloneAttributes(), node->getHtmlCreator());
listOfActiveFormattingElements[i] = newNode;
} else {
listOfActiveFormattingElements[i] = nullptr;
}
}
for (int32_t i = 0; i < stackLen; i++) {
nsHtml5StackNode* node = stackCopy[i];
int32_t listIndex = findInArray(node, listCopy);
if (listIndex == -1) {
nsHtml5StackNode* newNode =
createStackNode(node->getFlags(), node->ns, node->name, node->node,
node->popName, nullptr, node->getHtmlCreator());
stack[i] = newNode;
} else {
stack[i] = listOfActiveFormattingElements[listIndex];
stack[i]->retain();
}
}
nsHtml5ArrayCopy::arraycopy(templateModeStackCopy, templateModeStack,
templateModeStackLen);
formPointer = snapshot->getFormPointer();
headPointer = snapshot->getHeadPointer();
mode = snapshot->getMode();
originalMode = snapshot->getOriginalMode();
framesetOk = snapshot->isFramesetOk();
needToDropLF = snapshot->isNeedToDropLF();
quirks = snapshot->isQuirks();
}
int32_t nsHtml5TreeBuilder::findInArray(
nsHtml5StackNode* node, jArray<nsHtml5StackNode*, int32_t> arr) {
for (int32_t i = listPtr; i >= 0; i--) {
if (node == arr[i]) {
return i;
}
}
return -1;
}
nsIContentHandle* nsHtml5TreeBuilder::nodeFromStackWithBlinkCompat(
int32_t stackPos) {
if (stackPos > 511) {
errDeepTree();
return stack[511]->node;
}
return stack[stackPos]->node;
}
nsIContentHandle* nsHtml5TreeBuilder::getFormPointer() { return formPointer; }
nsIContentHandle* nsHtml5TreeBuilder::getHeadPointer() { return headPointer; }
jArray<nsHtml5StackNode*, int32_t>
nsHtml5TreeBuilder::getListOfActiveFormattingElements() {
return listOfActiveFormattingElements;
}
jArray<nsHtml5StackNode*, int32_t> nsHtml5TreeBuilder::getStack() {
return stack;
}
jArray<int32_t, int32_t> nsHtml5TreeBuilder::getTemplateModeStack() {
return templateModeStack;
}
int32_t nsHtml5TreeBuilder::getMode() { return mode; }
int32_t nsHtml5TreeBuilder::getOriginalMode() { return originalMode; }
bool nsHtml5TreeBuilder::isFramesetOk() { return framesetOk; }
bool nsHtml5TreeBuilder::isNeedToDropLF() { return needToDropLF; }
bool nsHtml5TreeBuilder::isQuirks() { return quirks; }
int32_t nsHtml5TreeBuilder::getListOfActiveFormattingElementsLength() {
return listPtr + 1;
}
int32_t nsHtml5TreeBuilder::getStackLength() { return currentPtr + 1; }
int32_t nsHtml5TreeBuilder::getTemplateModeStackLength() {
return templateModePtr + 1;
}
void nsHtml5TreeBuilder::initializeStatics() {}
void nsHtml5TreeBuilder::releaseStatics() {}
#include "nsHtml5TreeBuilderCppSupplement.h"
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