bool DragController::performDrag(DragData* dragData)
{
ASSERT(dragData);
m_document = m_page->mainFrame()->documentAtPoint(dragData->clientPosition());
if (m_isHandlingDrag) {
ASSERT(m_dragDestinationAction & DragDestinationActionDHTML);
m_client->willPerformDragDestinationAction(DragDestinationActionDHTML, dragData);
RefPtr<Frame> mainFrame = m_page->mainFrame();
if (mainFrame->view()) {
// Sending an event can result in the destruction of the view and part.
RefPtr<Clipboard> clipboard = dragData->createClipboard(ClipboardReadable);
clipboard->setSourceOperation(dragData->draggingSourceOperationMask());
mainFrame->eventHandler()->performDragAndDrop(createMouseEvent(dragData), clipboard.get());
clipboard->setAccessPolicy(ClipboardNumb); // invalidate clipboard here for security
}
m_document = 0;
return true;
}
if ((m_dragDestinationAction & DragDestinationActionEdit) && concludeEditDrag(dragData)) {
m_document = 0;
return true;
}
m_document = 0;
if (operationForLoad(dragData) == DragOperationNone)
return false;
m_client->willPerformDragDestinationAction(DragDestinationActionLoad, dragData);
m_page->mainFrame()->loader()->load(ResourceRequest(dragData->asURL()), false);
return true;
}
PassRefPtr<MHTMLArchive> MHTMLParser::parseArchive()
{
RefPtr<MIMEHeader> header = MIMEHeader::parseHeader(&m_lineReader);
return parseArchiveWithHeader(header.get());
}
void WebProcess::initializeWebProcess(const WebProcessCreationParameters& parameters, CoreIPC::ArgumentDecoder* arguments)
{
ASSERT(m_pageMap.isEmpty());
platformInitializeWebProcess(parameters, arguments);
memoryPressureHandler().install();
RefPtr<APIObject> injectedBundleInitializationUserData;
InjectedBundleUserMessageDecoder messageDecoder(injectedBundleInitializationUserData);
if (!arguments->decode(messageDecoder))
return;
if (!parameters.injectedBundlePath.isEmpty()) {
m_injectedBundle = InjectedBundle::create(parameters.injectedBundlePath);
m_injectedBundle->setSandboxExtension(SandboxExtension::create(parameters.injectedBundlePathExtensionHandle));
if (!m_injectedBundle->load(injectedBundleInitializationUserData.get())) {
// Don't keep around the InjectedBundle reference if the load fails.
m_injectedBundle.clear();
}
}
#if ENABLE(SQL_DATABASE)
// Make sure the WebDatabaseManager is initialized so that the Database directory is set.
WebDatabaseManager::initialize(parameters.databaseDirectory);
#endif
#if ENABLE(ICONDATABASE)
m_iconDatabaseProxy.setEnabled(parameters.iconDatabaseEnabled);
#endif
StorageTracker::initializeTracker(parameters.localStorageDirectory, &WebKeyValueStorageManager::shared());
m_localStorageDirectory = parameters.localStorageDirectory;
if (!parameters.applicationCacheDirectory.isEmpty())
cacheStorage().setCacheDirectory(parameters.applicationCacheDirectory);
setShouldTrackVisitedLinks(parameters.shouldTrackVisitedLinks);
setCacheModel(static_cast<uint32_t>(parameters.cacheModel));
if (!parameters.languages.isEmpty())
overrideUserPreferredLanguages(parameters.languages);
m_textCheckerState = parameters.textCheckerState;
m_fullKeyboardAccessEnabled = parameters.fullKeyboardAccessEnabled;
for (size_t i = 0; i < parameters.urlSchemesRegistererdAsEmptyDocument.size(); ++i)
registerURLSchemeAsEmptyDocument(parameters.urlSchemesRegistererdAsEmptyDocument[i]);
for (size_t i = 0; i < parameters.urlSchemesRegisteredAsSecure.size(); ++i)
registerURLSchemeAsSecure(parameters.urlSchemesRegisteredAsSecure[i]);
for (size_t i = 0; i < parameters.urlSchemesForWhichDomainRelaxationIsForbidden.size(); ++i)
setDomainRelaxationForbiddenForURLScheme(parameters.urlSchemesForWhichDomainRelaxationIsForbidden[i]);
setDefaultRequestTimeoutInterval(parameters.defaultRequestTimeoutInterval);
for (size_t i = 0; i < parameters.mimeTypesWithCustomRepresentation.size(); ++i)
m_mimeTypesWithCustomRepresentations.add(parameters.mimeTypesWithCustomRepresentation[i]);
if (parameters.shouldAlwaysUseComplexTextCodePath)
setAlwaysUsesComplexTextCodePath(true);
if (parameters.shouldUseFontSmoothing)
setShouldUseFontSmoothing(true);
#if USE(CFURLSTORAGESESSIONS)
WebCore::ResourceHandle::setPrivateBrowsingStorageSessionIdentifierBase(parameters.uiProcessBundleIdentifier);
#endif
#if ENABLE(PLUGIN_PROCESS)
m_disablePluginProcessMessageTimeout = parameters.disablePluginProcessMessageTimeout;
#endif
setTerminationTimeout(parameters.terminationTimeout);
}
void InjectedBundle::setApplicationCacheOriginQuota(const String& originString, uint64_t bytes)
{
RefPtr<SecurityOrigin> origin = SecurityOrigin::createFromString(originString);
cacheStorage().storeUpdatedQuotaForOrigin(origin.get(), bytes);
}
void InsertParagraphSeparatorCommand::doApply()
{
if (!endingSelection().isNonOrphanedCaretOrRange())
return;
Position insertionPosition = endingSelection().start();
EAffinity affinity = endingSelection().affinity();
// Delete the current selection.
if (endingSelection().isRange()) {
calculateStyleBeforeInsertion(insertionPosition);
deleteSelection(false, true);
insertionPosition = endingSelection().start();
affinity = endingSelection().affinity();
}
// FIXME: The parentAnchoredEquivalent conversion needs to be moved into enclosingBlock.
RefPtr<Element> startBlock = enclosingBlock(insertionPosition.parentAnchoredEquivalent().containerNode());
Position canonicalPos = VisiblePosition(insertionPosition).deepEquivalent();
if (!startBlock
|| !startBlock->nonShadowBoundaryParentNode()
|| isTableCell(startBlock.get())
|| is<HTMLFormElement>(*startBlock)
// FIXME: If the node is hidden, we don't have a canonical position so we will do the wrong thing for tables and <hr>. https://bugs.webkit.org/show_bug.cgi?id=40342
|| (!canonicalPos.isNull() && canonicalPos.deprecatedNode()->renderer() && canonicalPos.deprecatedNode()->renderer()->isTable())
|| (!canonicalPos.isNull() && canonicalPos.deprecatedNode()->hasTagName(hrTag))) {
applyCommandToComposite(InsertLineBreakCommand::create(document()));
return;
}
// Use the leftmost candidate.
insertionPosition = insertionPosition.upstream();
if (!insertionPosition.isCandidate())
insertionPosition = insertionPosition.downstream();
// Adjust the insertion position after the delete
insertionPosition = positionAvoidingSpecialElementBoundary(insertionPosition);
VisiblePosition visiblePos(insertionPosition, affinity);
calculateStyleBeforeInsertion(insertionPosition);
//---------------------------------------------------------------------
// Handle special case of typing return on an empty list item
if (breakOutOfEmptyListItem())
return;
//---------------------------------------------------------------------
// Prepare for more general cases.
bool isFirstInBlock = isStartOfBlock(visiblePos);
bool isLastInBlock = isEndOfBlock(visiblePos);
bool nestNewBlock = false;
// Create block to be inserted.
RefPtr<Element> blockToInsert;
if (startBlock->isRootEditableElement()) {
blockToInsert = createDefaultParagraphElement(document());
nestNewBlock = true;
} else if (shouldUseDefaultParagraphElement(startBlock.get()))
blockToInsert = createDefaultParagraphElement(document());
else
blockToInsert = startBlock->cloneElementWithoutChildren(document());
//---------------------------------------------------------------------
// Handle case when position is in the last visible position in its block,
// including when the block is empty.
if (isLastInBlock) {
if (nestNewBlock) {
if (isFirstInBlock && !lineBreakExistsAtVisiblePosition(visiblePos)) {
// The block is empty. Create an empty block to
// represent the paragraph that we're leaving.
RefPtr<Element> extraBlock = createDefaultParagraphElement(document());
appendNode(extraBlock, startBlock);
appendBlockPlaceholder(extraBlock);
}
appendNode(blockToInsert, startBlock);
} else {
// We can get here if we pasted a copied portion of a blockquote with a newline at the end and are trying to paste it
// into an unquoted area. We then don't want the newline within the blockquote or else it will also be quoted.
if (m_pasteBlockqutoeIntoUnquotedArea) {
if (Node* highestBlockquote = highestEnclosingNodeOfType(canonicalPos, &isMailBlockquote))
startBlock = downcast<Element>(highestBlockquote);
}
// Most of the time we want to stay at the nesting level of the startBlock (e.g., when nesting within lists). However,
// for div nodes, this can result in nested div tags that are hard to break out of.
Element* siblingNode = startBlock.get();
if (blockToInsert->hasTagName(divTag))
siblingNode = highestVisuallyEquivalentDivBelowRoot(startBlock.get());
insertNodeAfter(blockToInsert, siblingNode);
}
// Recreate the same structure in the new paragraph.
Vector<RefPtr<Element>> ancestors;
getAncestorsInsideBlock(positionOutsideTabSpan(insertionPosition).deprecatedNode(), startBlock.get(), ancestors);
RefPtr<Element> parent = cloneHierarchyUnderNewBlock(ancestors, blockToInsert);
appendBlockPlaceholder(parent);
setEndingSelection(VisibleSelection(firstPositionInNode(parent.get()), DOWNSTREAM, endingSelection().isDirectional()));
return;
}
//---------------------------------------------------------------------
// Handle case when position is in the first visible position in its block, and
// similar case where previous position is in another, presumeably nested, block.
if (isFirstInBlock || !inSameBlock(visiblePos, visiblePos.previous())) {
Node *refNode;
insertionPosition = positionOutsideTabSpan(insertionPosition);
if (isFirstInBlock && !nestNewBlock)
refNode = startBlock.get();
else if (isFirstInBlock && nestNewBlock) {
// startBlock should always have children, otherwise isLastInBlock would be true and it's handled above.
ASSERT(startBlock->firstChild());
refNode = startBlock->firstChild();
}
else if (insertionPosition.deprecatedNode() == startBlock && nestNewBlock) {
refNode = startBlock->traverseToChildAt(insertionPosition.deprecatedEditingOffset());
ASSERT(refNode); // must be true or we'd be in the end of block case
} else
refNode = insertionPosition.deprecatedNode();
// find ending selection position easily before inserting the paragraph
insertionPosition = insertionPosition.downstream();
insertNodeBefore(blockToInsert, refNode);
// Recreate the same structure in the new paragraph.
Vector<RefPtr<Element>> ancestors;
getAncestorsInsideBlock(positionAvoidingSpecialElementBoundary(positionOutsideTabSpan(insertionPosition)).deprecatedNode(), startBlock.get(), ancestors);
appendBlockPlaceholder(cloneHierarchyUnderNewBlock(ancestors, blockToInsert));
// In this case, we need to set the new ending selection.
setEndingSelection(VisibleSelection(insertionPosition, DOWNSTREAM, endingSelection().isDirectional()));
return;
}
//---------------------------------------------------------------------
// Handle the (more complicated) general case,
// All of the content in the current block after visiblePos is
// about to be wrapped in a new paragraph element. Add a br before
// it if visiblePos is at the start of a paragraph so that the
// content will move down a line.
if (isStartOfParagraph(visiblePos)) {
RefPtr<Element> br = createBreakElement(document());
insertNodeAt(br.get(), insertionPosition);
insertionPosition = positionInParentAfterNode(br.get());
// If the insertion point is a break element, there is nothing else
// we need to do.
if (visiblePos.deepEquivalent().anchorNode()->renderer()->isBR()) {
setEndingSelection(VisibleSelection(insertionPosition, DOWNSTREAM, endingSelection().isDirectional()));
return;
}
}
// Move downstream. Typing style code will take care of carrying along the
// style of the upstream position.
insertionPosition = insertionPosition.downstream();
// At this point, the insertionPosition's node could be a container, and we want to make sure we include
// all of the correct nodes when building the ancestor list. So this needs to be the deepest representation of the position
// before we walk the DOM tree.
insertionPosition = positionOutsideTabSpan(VisiblePosition(insertionPosition).deepEquivalent());
// If the returned position lies either at the end or at the start of an element that is ignored by editing
// we should move to its upstream or downstream position.
if (editingIgnoresContent(insertionPosition.deprecatedNode())) {
if (insertionPosition.atLastEditingPositionForNode())
insertionPosition = insertionPosition.downstream();
else if (insertionPosition.atFirstEditingPositionForNode())
insertionPosition = insertionPosition.upstream();
}
// Make sure we do not cause a rendered space to become unrendered.
// FIXME: We need the affinity for pos, but pos.downstream() does not give it
Position leadingWhitespace = insertionPosition.leadingWhitespacePosition(VP_DEFAULT_AFFINITY);
// FIXME: leadingWhitespacePosition is returning the position before preserved newlines for positions
// after the preserved newline, causing the newline to be turned into a nbsp.
if (is<Text>(leadingWhitespace.deprecatedNode())) {
Text& textNode = downcast<Text>(*leadingWhitespace.deprecatedNode());
ASSERT(!textNode.renderer() || textNode.renderer()->style().collapseWhiteSpace());
replaceTextInNodePreservingMarkers(&textNode, leadingWhitespace.deprecatedEditingOffset(), 1, nonBreakingSpaceString());
}
// Split at pos if in the middle of a text node.
Position positionAfterSplit;
if (insertionPosition.anchorType() == Position::PositionIsOffsetInAnchor && is<Text>(*insertionPosition.containerNode())) {
RefPtr<Text> textNode = downcast<Text>(insertionPosition.containerNode());
bool atEnd = static_cast<unsigned>(insertionPosition.offsetInContainerNode()) >= textNode->length();
if (insertionPosition.deprecatedEditingOffset() > 0 && !atEnd) {
splitTextNode(textNode, insertionPosition.offsetInContainerNode());
positionAfterSplit = firstPositionInNode(textNode.get());
if (!textNode->previousSibling())
return; // Bail out if mutation events detachd the split text node.
insertionPosition.moveToPosition(textNode->previousSibling(), insertionPosition.offsetInContainerNode());
visiblePos = VisiblePosition(insertionPosition);
}
}
// If we got detached due to mutation events, just bail out.
if (!startBlock->parentNode())
return;
// Put the added block in the tree.
if (nestNewBlock)
appendNode(blockToInsert.get(), startBlock);
else
insertNodeAfter(blockToInsert.get(), startBlock);
document().updateLayoutIgnorePendingStylesheets();
// If the paragraph separator was inserted at the end of a paragraph, an empty line must be
// created. All of the nodes, starting at visiblePos, are about to be added to the new paragraph
// element. If the first node to be inserted won't be one that will hold an empty line open, add a br.
if (isEndOfParagraph(visiblePos) && !lineBreakExistsAtVisiblePosition(visiblePos))
appendNode(createBreakElement(document()), blockToInsert.get());
// Move the start node and the siblings of the start node.
if (VisiblePosition(insertionPosition) != VisiblePosition(positionBeforeNode(blockToInsert.get()))) {
Node* n;
if (insertionPosition.containerNode() == startBlock)
n = insertionPosition.computeNodeAfterPosition();
else {
Node* splitTo = insertionPosition.containerNode();
if (splitTo->isTextNode() && insertionPosition.offsetInContainerNode() >= caretMaxOffset(splitTo))
splitTo = NodeTraversal::next(*splitTo, startBlock.get());
ASSERT(splitTo);
splitTreeToNode(splitTo, startBlock.get());
for (n = startBlock->firstChild(); n; n = n->nextSibling()) {
VisiblePosition beforeNodePosition = positionBeforeNode(n);
if (!beforeNodePosition.isNull() && comparePositions(VisiblePosition(insertionPosition), beforeNodePosition) <= 0)
break;
}
}
moveRemainingSiblingsToNewParent(n, blockToInsert.get(), blockToInsert);
}
// Handle whitespace that occurs after the split
if (positionAfterSplit.isNotNull()) {
document().updateLayoutIgnorePendingStylesheets();
if (!positionAfterSplit.isRenderedCharacter()) {
// Clear out all whitespace and insert one non-breaking space
ASSERT(!positionAfterSplit.containerNode()->renderer() || positionAfterSplit.containerNode()->renderer()->style().collapseWhiteSpace());
deleteInsignificantTextDownstream(positionAfterSplit);
if (is<Text>(*positionAfterSplit.deprecatedNode()))
insertTextIntoNode(downcast<Text>(positionAfterSplit.containerNode()), 0, nonBreakingSpaceString());
}
}
setEndingSelection(VisibleSelection(firstPositionInNode(blockToInsert.get()), DOWNSTREAM, endingSelection().isDirectional()));
applyStyleAfterInsertion(startBlock.get());
}
JSValue readTerminal()
{
SerializationTag tag = readTag();
switch (tag) {
case UndefinedTag:
return jsUndefined();
case NullTag:
return jsNull();
case IntTag: {
int32_t i;
if (!read(i))
return JSValue();
return jsNumber(i);
}
case ZeroTag:
return jsNumber(0);
case OneTag:
return jsNumber(1);
case FalseTag:
return jsBoolean(false);
case TrueTag:
return jsBoolean(true);
case DoubleTag: {
double d;
if (!read(d))
return JSValue();
return jsNumber(d);
}
case DateTag: {
double d;
if (!read(d))
return JSValue();
return DateInstance::create(m_exec, m_globalObject->dateStructure(), d);
}
case FileTag: {
RefPtr<File> file;
if (!readFile(file))
return JSValue();
if (!m_isDOMGlobalObject)
return jsNull();
return toJS(m_exec, static_cast<JSDOMGlobalObject*>(m_globalObject), file.get());
}
case FileListTag: {
unsigned length = 0;
if (!read(length))
return JSValue();
RefPtr<FileList> result = FileList::create();
for (unsigned i = 0; i < length; i++) {
RefPtr<File> file;
if (!readFile(file))
return JSValue();
if (m_isDOMGlobalObject)
result->append(file.get());
}
if (!m_isDOMGlobalObject)
return jsNull();
return toJS(m_exec, static_cast<JSDOMGlobalObject*>(m_globalObject), result.get());
}
case ImageDataTag: {
int32_t width;
if (!read(width))
return JSValue();
int32_t height;
if (!read(height))
return JSValue();
uint32_t length;
if (!read(length))
return JSValue();
if (m_end < ((uint8_t*)0) + length || m_ptr > m_end - length) {
fail();
return JSValue();
}
if (!m_isDOMGlobalObject) {
m_ptr += length;
return jsNull();
}
RefPtr<ImageData> result = ImageData::create(IntSize(width, height));
memcpy(result->data()->data()->data(), m_ptr, length);
m_ptr += length;
return toJS(m_exec, static_cast<JSDOMGlobalObject*>(m_globalObject), result.get());
}
case BlobTag: {
CachedStringRef url;
if (!readStringData(url))
return JSValue();
CachedStringRef type;
if (!readStringData(type))
return JSValue();
unsigned long long size = 0;
if (!read(size))
return JSValue();
if (!m_isDOMGlobalObject)
return jsNull();
return toJS(m_exec, static_cast<JSDOMGlobalObject*>(m_globalObject), Blob::create(KURL(KURL(), url->ustring().impl()), String(type->ustring().impl()), size));
}
case StringTag: {
CachedStringRef cachedString;
if (!readStringData(cachedString))
return JSValue();
return cachedString->jsString(m_exec);
}
case EmptyStringTag:
return jsEmptyString(&m_exec->globalData());
case RegExpTag: {
CachedStringRef pattern;
if (!readStringData(pattern))
return JSValue();
CachedStringRef flags;
if (!readStringData(flags))
return JSValue();
RegExpFlags reFlags = regExpFlags(flags->ustring());
ASSERT(reFlags != InvalidFlags);
RegExp* regExp = RegExp::create(m_exec->globalData(), pattern->ustring(), reFlags);
return RegExpObject::create(m_exec, m_exec->lexicalGlobalObject(), m_globalObject->regExpStructure(), regExp);
}
case ObjectReferenceTag: {
unsigned index = 0;
if (!readConstantPoolIndex(m_gcBuffer, index)) {
fail();
return JSValue();
}
return m_gcBuffer.at(index);
}
case MessagePortReferenceTag: {
uint32_t index;
bool indexSuccessfullyRead = read(index);
if (!indexSuccessfullyRead || !m_messagePorts || index >= m_messagePorts->size()) {
fail();
return JSValue();
}
return toJS(m_exec, static_cast<JSDOMGlobalObject*>(m_exec->lexicalGlobalObject()),
m_messagePorts->at(index).get());
}
default:
m_ptr--; // Push the tag back
return JSValue();
}
}
void InjectedBundle::clearApplicationCacheForOrigin(const String& originString)
{
RefPtr<SecurityOrigin> origin = SecurityOrigin::createFromString(originString);
ApplicationCache::deleteCacheForOrigin(origin.get());
}
/*---------------------------------------------------------------------------
SetupEditorOnWindow
nsIEditor setupEditorOnWindow (in nsIDOMWindow aWindow);
----------------------------------------------------------------------------*/
NS_IMETHODIMP
nsEditingSession::SetupEditorOnWindow(mozIDOMWindowProxy* aWindow)
{
mDoneSetup = true;
NS_ENSURE_TRUE(aWindow, NS_ERROR_FAILURE);
auto* window = nsPIDOMWindowOuter::From(aWindow);
nsresult rv;
//MIME CHECKING
//must get the content type
// Note: the doc gets this from the network channel during StartPageLoad,
// so we don't have to get it from there ourselves
nsAutoCString mimeCType;
//then lets check the mime type
if (nsCOMPtr<nsIDocument> doc = window->GetDoc()) {
nsAutoString mimeType;
if (NS_SUCCEEDED(doc->GetContentType(mimeType)))
AppendUTF16toUTF8(mimeType, mimeCType);
if (IsSupportedTextType(mimeCType.get())) {
mEditorType.AssignLiteral("text");
mimeCType = "text/plain";
} else if (!mimeCType.EqualsLiteral("text/html") &&
!mimeCType.EqualsLiteral("application/xhtml+xml")) {
// Neither an acceptable text or html type.
mEditorStatus = eEditorErrorCantEditMimeType;
// Turn editor into HTML -- we will load blank page later
mEditorType.AssignLiteral("html");
mimeCType.AssignLiteral("text/html");
}
// Flush out frame construction to make sure that the subframe's
// presshell is set up if it needs to be.
nsCOMPtr<nsIDocument> document = do_QueryInterface(doc);
if (document) {
document->FlushPendingNotifications(mozilla::FlushType::Frames);
if (mMakeWholeDocumentEditable) {
document->SetEditableFlag(true);
nsCOMPtr<nsIHTMLDocument> htmlDocument = do_QueryInterface(document);
if (htmlDocument) {
// Enable usage of the execCommand API
htmlDocument->SetEditingState(nsIHTMLDocument::eDesignMode);
}
}
}
}
bool needHTMLController = false;
if (mEditorType.EqualsLiteral("textmail")) {
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask |
nsIPlaintextEditor::eEditorMailMask;
} else if (mEditorType.EqualsLiteral("text")) {
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask;
} else if (mEditorType.EqualsLiteral("htmlmail")) {
if (mimeCType.EqualsLiteral("text/html")) {
needHTMLController = true;
mEditorFlags = nsIPlaintextEditor::eEditorMailMask;
} else {
// Set the flags back to textplain.
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask;
}
} else {
// Defaulted to html
needHTMLController = true;
}
if (mInteractive) {
mEditorFlags |= nsIPlaintextEditor::eEditorAllowInteraction;
}
// make the UI state maintainer
mStateMaintainer = new nsComposerCommandsUpdater();
// now init the state maintainer
// This allows notification of error state
// even if we don't create an editor
rv = mStateMaintainer->Init(window);
NS_ENSURE_SUCCESS(rv, rv);
if (mEditorStatus != eEditorCreationInProgress) {
mStateMaintainer->NotifyDocumentCreated();
return NS_ERROR_FAILURE;
}
// Create editor and do other things
// only if we haven't found some error above,
nsCOMPtr<nsIDocShell> docShell = window->GetDocShell();
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
nsCOMPtr<nsIPresShell> presShell = docShell->GetPresShell();
NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE);
if (!mInteractive) {
// Disable animation of images in this document:
nsPresContext* presContext = presShell->GetPresContext();
NS_ENSURE_TRUE(presContext, NS_ERROR_FAILURE);
mImageAnimationMode = presContext->ImageAnimationMode();
presContext->SetImageAnimationMode(imgIContainer::kDontAnimMode);
}
// Hide selection changes during initialization, in order to hide this
// from web pages.
RefPtr<nsFrameSelection> fs = presShell->FrameSelection();
NS_ENSURE_TRUE(fs, NS_ERROR_FAILURE);
AutoHideSelectionChanges hideSelectionChanges(fs);
// create and set editor
// Try to reuse an existing editor
nsCOMPtr<nsIEditor> editor = do_QueryReferent(mExistingEditor);
RefPtr<HTMLEditor> htmlEditor = editor ? editor->AsHTMLEditor() : nullptr;
MOZ_ASSERT(!editor || htmlEditor);
if (htmlEditor) {
htmlEditor->PreDestroy(false);
} else {
htmlEditor = new HTMLEditor();
mExistingEditor =
do_GetWeakReference(static_cast<nsIEditor*>(htmlEditor.get()));
}
// set the editor on the docShell. The docShell now owns it.
rv = docShell->SetHTMLEditor(htmlEditor);
NS_ENSURE_SUCCESS(rv, rv);
// setup the HTML editor command controller
if (needHTMLController) {
// The third controller takes an nsIEditor as the context
rv = SetupEditorCommandController("@mozilla.org/editor/htmleditorcontroller;1",
aWindow,
static_cast<nsIEditor*>(htmlEditor),
&mHTMLCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
}
// Set mimetype on editor
rv = htmlEditor->SetContentsMIMEType(mimeCType.get());
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIContentViewer> contentViewer;
rv = docShell->GetContentViewer(getter_AddRefs(contentViewer));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(contentViewer, NS_ERROR_FAILURE);
nsCOMPtr<nsIDOMDocument> domDoc;
rv = contentViewer->GetDOMDocument(getter_AddRefs(domDoc));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(domDoc, NS_ERROR_FAILURE);
// Set up as a doc state listener
// Important! We must have this to broadcast the "obs_documentCreated" message
rv = htmlEditor->AddDocumentStateListener(mStateMaintainer);
NS_ENSURE_SUCCESS(rv, rv);
rv = htmlEditor->Init(domDoc, nullptr /* root content */,
nullptr, mEditorFlags, EmptyString());
NS_ENSURE_SUCCESS(rv, rv);
RefPtr<Selection> selection = htmlEditor->GetSelection();
if (NS_WARN_IF(!selection)) {
return NS_ERROR_FAILURE;
}
rv = selection->AddSelectionListener(mStateMaintainer);
NS_ENSURE_SUCCESS(rv, rv);
// and as a transaction listener
nsCOMPtr<nsITransactionManager> txnMgr;
htmlEditor->GetTransactionManager(getter_AddRefs(txnMgr));
if (txnMgr) {
txnMgr->AddListener(mStateMaintainer);
}
// Set context on all controllers to be the editor
rv = SetEditorOnControllers(aWindow, htmlEditor);
NS_ENSURE_SUCCESS(rv, rv);
// Everything went fine!
mEditorStatus = eEditorOK;
// This will trigger documentCreation notification
return htmlEditor->PostCreate();
}
void CSSFontSelector::addFontFaceRule(const CSSFontFaceRule* fontFaceRule)
{
// Obtain the font-family property and the src property. Both must be defined.
const CSSMutableStyleDeclaration* style = fontFaceRule->style();
RefPtr<CSSValue> fontFamily = style->getPropertyCSSValue(CSSPropertyFontFamily);
RefPtr<CSSValue> src = style->getPropertyCSSValue(CSSPropertySrc);
RefPtr<CSSValue> unicodeRange = style->getPropertyCSSValue(CSSPropertyUnicodeRange);
if (!fontFamily || !src || !fontFamily->isValueList() || !src->isValueList() || (unicodeRange && !unicodeRange->isValueList()))
return;
CSSValueList* familyList = static_cast<CSSValueList*>(fontFamily.get());
if (!familyList->length())
return;
CSSValueList* srcList = static_cast<CSSValueList*>(src.get());
if (!srcList->length())
return;
CSSValueList* rangeList = static_cast<CSSValueList*>(unicodeRange.get());
unsigned traitsMask = 0;
if (RefPtr<CSSValue> fontStyle = style->getPropertyCSSValue(CSSPropertyFontStyle)) {
if (fontStyle->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontStyle);
fontStyle = list;
} else if (!fontStyle->isValueList())
return;
CSSValueList* styleList = static_cast<CSSValueList*>(fontStyle.get());
unsigned numStyles = styleList->length();
if (!numStyles)
return;
for (unsigned i = 0; i < numStyles; ++i) {
switch (static_cast<CSSPrimitiveValue*>(styleList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontStyleMask;
break;
case CSSValueNormal:
traitsMask |= FontStyleNormalMask;
break;
case CSSValueItalic:
case CSSValueOblique:
traitsMask |= FontStyleItalicMask;
break;
default:
break;
}
}
} else
traitsMask |= FontStyleMask;
if (RefPtr<CSSValue> fontWeight = style->getPropertyCSSValue(CSSPropertyFontWeight)) {
if (fontWeight->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontWeight);
fontWeight = list;
} else if (!fontWeight->isValueList())
return;
CSSValueList* weightList = static_cast<CSSValueList*>(fontWeight.get());
unsigned numWeights = weightList->length();
if (!numWeights)
return;
for (unsigned i = 0; i < numWeights; ++i) {
switch (static_cast<CSSPrimitiveValue*>(weightList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontWeightMask;
break;
case CSSValueBolder:
case CSSValueBold:
case CSSValue700:
traitsMask |= FontWeight700Mask;
break;
case CSSValueNormal:
case CSSValue400:
traitsMask |= FontWeight400Mask;
break;
case CSSValue900:
traitsMask |= FontWeight900Mask;
break;
case CSSValue800:
traitsMask |= FontWeight800Mask;
break;
case CSSValue600:
traitsMask |= FontWeight600Mask;
break;
case CSSValue500:
traitsMask |= FontWeight500Mask;
break;
case CSSValue300:
traitsMask |= FontWeight300Mask;
break;
case CSSValueLighter:
case CSSValue200:
traitsMask |= FontWeight200Mask;
break;
case CSSValue100:
traitsMask |= FontWeight100Mask;
break;
default:
break;
}
}
} else
traitsMask |= FontWeightMask;
if (RefPtr<CSSValue> fontVariant = style->getPropertyCSSValue(CSSPropertyFontVariant)) {
if (fontVariant->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontVariant);
fontVariant = list;
} else if (!fontVariant->isValueList())
return;
CSSValueList* variantList = static_cast<CSSValueList*>(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return;
for (unsigned i = 0; i < numVariants; ++i) {
switch (static_cast<CSSPrimitiveValue*>(variantList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontVariantMask;
break;
case CSSValueNormal:
traitsMask |= FontVariantNormalMask;
break;
case CSSValueSmallCaps:
traitsMask |= FontVariantSmallCapsMask;
break;
default:
break;
}
}
} else
traitsMask |= FontVariantNormalMask;
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
RefPtr<CSSFontFace> fontFace;
int srcLength = srcList->length();
bool foundLocal = false;
bool foundSVGFont = false;
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = static_cast<CSSFontFaceSrcValue*>(srcList->itemWithoutBoundsCheck(i));
CSSFontFaceSource* source = 0;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
Settings* settings = m_document ? m_document->frame() ? m_document->frame()->settings() : 0 : 0;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item->isSupportedFormat() && m_document) {
CachedFont* cachedFont = m_document->docLoader()->requestFont(item->resource());
if (cachedFont) {
#if ENABLE(SVG_FONTS)
if (foundSVGFont)
cachedFont->setSVGFont(true);
#endif
source = new CSSFontFaceSource(item->resource(), cachedFont);
}
}
} else {
source = new CSSFontFaceSource(item->resource());
foundLocal = true;
}
if (!fontFace)
fontFace = CSSFontFace::create(static_cast<FontTraitsMask>(traitsMask));
if (source) {
#if ENABLE(SVG_FONTS)
source->setSVGFontFaceElement(item->svgFontFaceElement());
#endif
fontFace->addSource(source);
}
}
ASSERT(fontFace);
if (fontFace && !fontFace->isValid())
return;
if (rangeList) {
unsigned numRanges = rangeList->length();
for (unsigned i = 0; i < numRanges; i++) {
CSSUnicodeRangeValue* range = static_cast<CSSUnicodeRangeValue*>(rangeList->itemWithoutBoundsCheck(i));
fontFace->addRange(range->from(), range->to());
}
}
// Hash under every single family name.
int familyLength = familyList->length();
for (int i = 0; i < familyLength; i++) {
CSSPrimitiveValue* item = static_cast<CSSPrimitiveValue*>(familyList->itemWithoutBoundsCheck(i));
String familyName;
if (item->primitiveType() == CSSPrimitiveValue::CSS_STRING)
familyName = static_cast<FontFamilyValue*>(item)->familyName();
else if (item->primitiveType() == CSSPrimitiveValue::CSS_IDENT) {
// We need to use the raw text for all the generic family types, since @font-face is a way of actually
// defining what font to use for those types.
String familyName;
switch (item->getIdent()) {
case CSSValueSerif:
familyName = "-webkit-serif";
break;
case CSSValueSansSerif:
familyName = "-webkit-sans-serif";
break;
case CSSValueCursive:
familyName = "-webkit-cursive";
break;
case CSSValueFantasy:
familyName = "-webkit-fantasy";
break;
case CSSValueMonospace:
familyName = "-webkit-monospace";
break;
default:
break;
}
}
if (familyName.isEmpty())
continue;
#if ENABLE(SVG_FONTS)
// SVG allows several <font> elements with the same font-family, differing only
// in ie. font-variant. Be sure to pick up the right one - in getFontData below.
if (foundSVGFont && (traitsMask & FontVariantSmallCapsMask))
familyName += "-webkit-svg-small-caps";
#endif
Vector<RefPtr<CSSFontFace> >* familyFontFaces = m_fontFaces.get(familyName);
if (!familyFontFaces) {
familyFontFaces = new Vector<RefPtr<CSSFontFace> >;
m_fontFaces.set(familyName, familyFontFaces);
ASSERT(!m_locallyInstalledFontFaces.contains(familyName));
Vector<RefPtr<CSSFontFace> >* familyLocallyInstalledFaces;
Vector<unsigned> locallyInstalledFontsTraitsMasks;
fontCache()->getTraitsInFamily(familyName, locallyInstalledFontsTraitsMasks);
unsigned numLocallyInstalledFaces = locallyInstalledFontsTraitsMasks.size();
if (numLocallyInstalledFaces) {
familyLocallyInstalledFaces = new Vector<RefPtr<CSSFontFace> >;
m_locallyInstalledFontFaces.set(familyName, familyLocallyInstalledFaces);
for (unsigned i = 0; i < numLocallyInstalledFaces; ++i) {
RefPtr<CSSFontFace> locallyInstalledFontFace = CSSFontFace::create(static_cast<FontTraitsMask>(locallyInstalledFontsTraitsMasks[i]));
locallyInstalledFontFace->addSource(new CSSFontFaceSource(familyName));
ASSERT(locallyInstalledFontFace->isValid());
familyLocallyInstalledFaces->append(locallyInstalledFontFace);
}
}
}
familyFontFaces->append(fontFace);
}
}
PassRefPtr<JSONObject> TimelineRecordFactory::createNodeData(long long nodeId)
{
RefPtr<JSONObject> data = JSONObject::create();
setNodeData(data.get(), nodeId);
return data.release();
}
nsresult
nsEditingSession::ReattachToWindow(mozIDOMWindowProxy* aWindow)
{
NS_ENSURE_TRUE(mDoneSetup, NS_OK);
NS_ENSURE_TRUE(aWindow, NS_ERROR_FAILURE);
NS_ASSERTION(mStateMaintainer, "mStateMaintainer should exist.");
// Imitate nsEditorDocShell::MakeEditable() to reattach the
// old editor ot the window.
nsresult rv;
auto* window = nsPIDOMWindowOuter::From(aWindow);
nsIDocShell *docShell = window->GetDocShell();
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
mDocShell = do_GetWeakReference(docShell);
// Disable plugins.
if (!mInteractive) {
rv = DisableJSAndPlugins(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
}
// Tells embedder that startup is in progress.
mEditorStatus = eEditorCreationInProgress;
// Adds back web progress listener.
rv = PrepareForEditing(window);
NS_ENSURE_SUCCESS(rv, rv);
// Setup the command controllers again.
rv = SetupEditorCommandController("@mozilla.org/editor/editingcontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mBaseCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
rv = SetupEditorCommandController("@mozilla.org/editor/editordocstatecontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mDocStateControllerId);
NS_ENSURE_SUCCESS(rv, rv);
if (mStateMaintainer) {
mStateMaintainer->Init(window);
}
// Get editor
RefPtr<HTMLEditor> htmlEditor = GetHTMLEditorForWindow(aWindow);
if (NS_WARN_IF(!htmlEditor)) {
return NS_ERROR_FAILURE;
}
if (!mInteractive) {
// Disable animation of images in this document:
nsCOMPtr<nsIPresShell> presShell = docShell->GetPresShell();
NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE);
nsPresContext* presContext = presShell->GetPresContext();
NS_ENSURE_TRUE(presContext, NS_ERROR_FAILURE);
mImageAnimationMode = presContext->ImageAnimationMode();
presContext->SetImageAnimationMode(imgIContainer::kDontAnimMode);
}
// The third controller takes an nsIEditor as the context
rv = SetupEditorCommandController("@mozilla.org/editor/htmleditorcontroller;1",
aWindow,
static_cast<nsIEditor*>(htmlEditor.get()),
&mHTMLCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
// Set context on all controllers to be the editor
rv = SetEditorOnControllers(aWindow, htmlEditor);
NS_ENSURE_SUCCESS(rv, rv);
#ifdef DEBUG
{
bool isEditable;
rv = WindowIsEditable(aWindow, &isEditable);
NS_ENSURE_SUCCESS(rv, rv);
NS_ASSERTION(isEditable, "Window is not editable after reattaching editor.");
}
#endif // DEBUG
return NS_OK;
}
void DragController::doSystemDrag(DragImageRef image, const IntPoint& dragLoc, const IntPoint& eventPos, Clipboard* clipboard, Frame* frame, bool forLink)
{
m_didInitiateDrag = true;
m_dragInitiator = frame->document();
// Protect this frame and view, as a load may occur mid drag and attempt to unload this frame
RefPtr<Frame> frameProtector = m_page->mainFrame();
RefPtr<FrameView> viewProtector = frameProtector->view();
m_client->startDrag(image, viewProtector->windowToContents(frame->view()->contentsToWindow(dragLoc)),
viewProtector->windowToContents(frame->view()->contentsToWindow(eventPos)), clipboard, frameProtector.get(), forLink);
cleanupAfterSystemDrag();
}
bool DragController::startDrag(Frame* src, Clipboard* clipboard, DragOperation srcOp, const PlatformMouseEvent& dragEvent, const IntPoint& dragOrigin, bool isDHTMLDrag)
{
ASSERT(src);
ASSERT(clipboard);
if (!src->view() || !src->contentRenderer())
return false;
HitTestResult dragSource = HitTestResult(dragOrigin);
dragSource = src->eventHandler()->hitTestResultAtPoint(dragOrigin, true);
KURL linkURL = dragSource.absoluteLinkURL();
KURL imageURL = dragSource.absoluteImageURL();
bool isSelected = dragSource.isSelected();
IntPoint mouseDraggedPoint = src->view()->windowToContents(dragEvent.pos());
m_draggingImageURL = KURL();
m_dragOperation = srcOp;
DragImageRef dragImage = 0;
IntPoint dragLoc(0, 0);
IntPoint dragImageOffset(0, 0);
if (isDHTMLDrag)
dragImage = clipboard->createDragImage(dragImageOffset);
// We allow DHTML/JS to set the drag image, even if its a link, image or text we're dragging.
// This is in the spirit of the IE API, which allows overriding of pasteboard data and DragOp.
if (dragImage) {
dragLoc = dragLocForDHTMLDrag(mouseDraggedPoint, dragOrigin, dragImageOffset, !linkURL.isEmpty());
m_dragOffset = dragImageOffset;
}
bool startedDrag = true; // optimism - we almost always manage to start the drag
Node* node = dragSource.innerNonSharedNode();
Image* image = getImage(static_cast<Element*>(node));
if (!imageURL.isEmpty() && node && node->isElementNode() && image
&& (m_dragSourceAction & DragSourceActionImage)) {
// We shouldn't be starting a drag for an image that can't provide an extension.
// This is an early detection for problems encountered later upon drop.
ASSERT(!image->filenameExtension().isEmpty());
Element* element = static_cast<Element*>(node);
if (!clipboard->hasData()) {
m_draggingImageURL = imageURL;
prepareClipboardForImageDrag(src, clipboard, element, linkURL, imageURL, dragSource.altDisplayString());
}
m_client->willPerformDragSourceAction(DragSourceActionImage, dragOrigin, clipboard);
if (!dragImage) {
IntRect imageRect = dragSource.imageRect();
imageRect.setLocation(m_page->mainFrame()->view()->windowToContents(src->view()->contentsToWindow(imageRect.location())));
doImageDrag(element, dragOrigin, dragSource.imageRect(), clipboard, src, m_dragOffset);
} else
// DHTML defined drag image
doSystemDrag(dragImage, dragLoc, dragOrigin, clipboard, src, false);
} else if (!linkURL.isEmpty() && (m_dragSourceAction & DragSourceActionLink)) {
if (!clipboard->hasData())
// Simplify whitespace so the title put on the clipboard resembles what the user sees
// on the web page. This includes replacing newlines with spaces.
clipboard->writeURL(linkURL, dragSource.textContent().simplifyWhiteSpace(), src);
if (src->selection()->isCaret() && src->selection()->isContentEditable()) {
// a user can initiate a drag on a link without having any text
// selected. In this case, we should expand the selection to
// the enclosing anchor element
Position pos = src->selection()->base();
Node* node = enclosingAnchorElement(pos);
if (node)
src->selection()->setSelection(Selection::selectionFromContentsOfNode(node));
}
m_client->willPerformDragSourceAction(DragSourceActionLink, dragOrigin, clipboard);
if (!dragImage) {
dragImage = m_client->createDragImageForLink(linkURL, dragSource.textContent(), src);
IntSize size = dragImageSize(dragImage);
m_dragOffset = IntPoint(-size.width() / 2, -LinkDragBorderInset);
dragLoc = IntPoint(mouseDraggedPoint.x() + m_dragOffset.x(), mouseDraggedPoint.y() + m_dragOffset.y());
}
doSystemDrag(dragImage, dragLoc, mouseDraggedPoint, clipboard, src, true);
} else if (isSelected && (m_dragSourceAction & DragSourceActionSelection)) {
RefPtr<Range> selectionRange = src->selection()->toNormalizedRange();
ASSERT(selectionRange);
if (!clipboard->hasData())
clipboard->writeRange(selectionRange.get(), src);
m_client->willPerformDragSourceAction(DragSourceActionSelection, dragOrigin, clipboard);
if (!dragImage) {
dragImage = createDragImageForSelection(src);
dragLoc = dragLocForSelectionDrag(src);
m_dragOffset = IntPoint((int)(dragOrigin.x() - dragLoc.x()), (int)(dragOrigin.y() - dragLoc.y()));
}
doSystemDrag(dragImage, dragLoc, dragOrigin, clipboard, src, false);
} else if (isDHTMLDrag) {
ASSERT(m_dragSourceAction & DragSourceActionDHTML);
m_client->willPerformDragSourceAction(DragSourceActionDHTML, dragOrigin, clipboard);
doSystemDrag(dragImage, dragLoc, dragOrigin, clipboard, src, false);
} else {
// Only way I know to get here is if to get here is if the original element clicked on in the mousedown is no longer
// under the mousedown point, so linkURL, imageURL and isSelected are all false/empty.
startedDrag = false;
}
if (dragImage)
deleteDragImage(dragImage);
return startedDrag;
}
bool DragController::concludeEditDrag(DragData* dragData)
{
ASSERT(dragData);
ASSERT(!m_isHandlingDrag);
if (!m_document)
return false;
IntPoint point = m_document->view()->windowToContents(dragData->clientPosition());
Element* element = m_document->elementFromPoint(point.x(), point.y());
ASSERT(element);
Frame* innerFrame = element->ownerDocument()->frame();
ASSERT(innerFrame);
if (dragData->containsColor()) {
Color color = dragData->asColor();
if (!color.isValid())
return false;
if (!innerFrame)
return false;
RefPtr<Range> innerRange = innerFrame->selection()->toNormalizedRange();
RefPtr<CSSStyleDeclaration> style = m_document->createCSSStyleDeclaration();
ExceptionCode ec;
style->setProperty("color", color.name(), ec);
if (!innerFrame->editor()->shouldApplyStyle(style.get(), innerRange.get()))
return false;
m_client->willPerformDragDestinationAction(DragDestinationActionEdit, dragData);
innerFrame->editor()->applyStyle(style.get(), EditActionSetColor);
return true;
}
if (!m_page->dragController()->canProcessDrag(dragData)) {
m_page->dragCaretController()->clear();
return false;
}
if (HTMLInputElement* fileInput = asFileInput(element)) {
if (!fileInput->isEnabled())
return false;
if (!dragData->containsFiles())
return false;
Vector<String> filenames;
dragData->asFilenames(filenames);
if (filenames.isEmpty())
return false;
// Ugly. For security none of the API's available to us to set the input value
// on file inputs. Even forcing a change in HTMLInputElement doesn't work as
// RenderFileUploadControl clears the file when doing updateFromElement()
RenderFileUploadControl* renderer = static_cast<RenderFileUploadControl*>(fileInput->renderer());
if (!renderer)
return false;
renderer->receiveDroppedFiles(filenames);
return true;
}
Selection dragCaret(m_page->dragCaretController()->selection());
m_page->dragCaretController()->clear();
RefPtr<Range> range = dragCaret.toNormalizedRange();
// For range to be null a WebKit client must have done something bad while
// manually controlling drag behaviour
if (!range)
return false;
DocLoader* loader = range->ownerDocument()->docLoader();
loader->setAllowStaleResources(true);
if (dragIsMove(innerFrame->selection()) || dragCaret.isContentRichlyEditable()) {
bool chosePlainText = false;
RefPtr<DocumentFragment> fragment = documentFragmentFromDragData(dragData, range, true, chosePlainText);
if (!fragment || !innerFrame->editor()->shouldInsertFragment(fragment, range, EditorInsertActionDropped)) {
loader->setAllowStaleResources(false);
return false;
}
m_client->willPerformDragDestinationAction(DragDestinationActionEdit, dragData);
if (dragIsMove(innerFrame->selection())) {
bool smartMove = innerFrame->selectionGranularity() == WordGranularity
&& innerFrame->editor()->smartInsertDeleteEnabled()
&& dragData->canSmartReplace();
applyCommand(MoveSelectionCommand::create(fragment, dragCaret.base(), smartMove));
} else {
if (setSelectionToDragCaret(innerFrame, dragCaret, range, point))
applyCommand(ReplaceSelectionCommand::create(m_document, fragment, true, dragData->canSmartReplace(), chosePlainText));
}
} else {
String text = dragData->asPlainText();
if (text.isEmpty() || !innerFrame->editor()->shouldInsertText(text, range.get(), EditorInsertActionDropped)) {
loader->setAllowStaleResources(false);
return false;
}
m_client->willPerformDragDestinationAction(DragDestinationActionEdit, dragData);
if (setSelectionToDragCaret(innerFrame, dragCaret, range, point))
applyCommand(ReplaceSelectionCommand::create(m_document, createFragmentFromText(range.get(), text), true, false, true));
}
loader->setAllowStaleResources(false);
return true;
}
void XMLErrors::insertErrorMessageBlock()
{
// One or more errors occurred during parsing of the code. Display an error block to the user above
// the normal content (the DOM tree is created manually and includes line/col info regarding
// where the errors are located)
// Create elements for display
RefPtr<Element> documentElement = m_document->documentElement();
if (!documentElement) {
RefPtr<Element> rootElement = m_document->createElement(htmlTag, true);
RefPtr<Element> body = m_document->createElement(bodyTag, true);
rootElement->parserAppendChild(body);
m_document->parserAppendChild(rootElement);
if (m_document->attached() && !rootElement->attached())
rootElement->attach();
documentElement = body.get();
}
#if ENABLE(SVG)
else if (documentElement->namespaceURI() == SVGNames::svgNamespaceURI) {
RefPtr<Element> rootElement = m_document->createElement(htmlTag, true);
RefPtr<Element> body = m_document->createElement(bodyTag, true);
rootElement->parserAppendChild(body);
documentElement->parentNode()->parserRemoveChild(documentElement.get());
if (documentElement->attached())
documentElement->detach();
body->parserAppendChild(documentElement);
m_document->parserAppendChild(rootElement.get());
if (m_document->attached())
// In general, rootElement shouldn't be attached right now, but it will be if there is a style element
// in the SVG content.
rootElement->reattach();
documentElement = body.get();
}
#endif
String errorMessages = m_errorMessages.toString();
RefPtr<Element> reportElement = createXHTMLParserErrorHeader(m_document, errorMessages);
#if ENABLE(XSLT)
if (m_document->transformSourceDocument()) {
Vector<Attribute> attributes;
attributes.append(Attribute(styleAttr, "white-space: normal"));
RefPtr<Element> paragraph = m_document->createElement(pTag, true);
paragraph->parserSetAttributes(attributes);
paragraph->parserAppendChild(m_document->createTextNode("This document was created as the result of an XSL transformation. The line and column numbers given are from the transformed result."));
reportElement->parserAppendChild(paragraph.release());
}
#endif
Node* firstChild = documentElement->firstChild();
if (firstChild)
documentElement->parserInsertBefore(reportElement, documentElement->firstChild());
else
documentElement->parserAppendChild(reportElement);
if (documentElement->attached() && !reportElement->attached())
reportElement->attach();
m_document->updateStyleIfNeeded();
}
RefPtr<IDBRequest> IDBObjectStore::putOrAdd(ExecState& state, JSValue value, RefPtr<IDBKey> key, IndexedDB::ObjectStoreOverwriteMode overwriteMode, InlineKeyCheck inlineKeyCheck, ExceptionCodeWithMessage& ec)
{
LOG(IndexedDB, "IDBObjectStore::putOrAdd");
ASSERT(currentThread() == m_transaction->database().originThreadID());
auto context = scriptExecutionContextFromExecState(&state);
if (!context) {
ec.code = IDBDatabaseException::UnknownError;
ec.message = ASCIILiteral("Unable to store record in object store because it does not have a valid script execution context");
return nullptr;
}
// The IDB spec for several IDBObjectStore methods states that transaction related exceptions should fire before
// the exception for an object store being deleted.
// However, a handful of W3C IDB tests expect the deleted exception even though the transaction inactive exception also applies.
// Additionally, Chrome and Edge agree with the test, as does Legacy IDB in WebKit.
// Until this is sorted out, we'll agree with the test and the majority share browsers.
if (m_deleted) {
ec.code = IDBDatabaseException::InvalidStateError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The object store has been deleted.");
return nullptr;
}
if (!m_transaction->isActive()) {
ec.code = IDBDatabaseException::TransactionInactiveError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The transaction is inactive or finished.");
return nullptr;
}
if (m_transaction->isReadOnly()) {
ec.code = IDBDatabaseException::ReadOnlyError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The transaction is read-only.");
return nullptr;
}
RefPtr<SerializedScriptValue> serializedValue = SerializedScriptValue::create(&state, value, nullptr, nullptr);
if (state.hadException()) {
// Clear the DOM exception from the serializer so we can give a more targeted exception.
state.clearException();
ec.code = IDBDatabaseException::DataCloneError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: An object could not be cloned.");
return nullptr;
}
bool privateBrowsingEnabled = false;
if (context->isDocument()) {
if (auto* page = static_cast<Document*>(context)->page())
privateBrowsingEnabled = page->sessionID().isEphemeral();
}
if (serializedValue->hasBlobURLs() && privateBrowsingEnabled) {
// https://bugs.webkit.org/show_bug.cgi?id=156347 - Support Blobs in private browsing.
ec.code = IDBDatabaseException::DataCloneError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: BlobURLs are not yet supported.");
return nullptr;
}
if (key && !key->isValid()) {
ec.code = IDBDatabaseException::DataError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The parameter is not a valid key.");
return nullptr;
}
bool usesInlineKeys = !m_info.keyPath().isNull();
bool usesKeyGenerator = autoIncrement();
if (usesInlineKeys && inlineKeyCheck == InlineKeyCheck::Perform) {
if (key) {
ec.code = IDBDatabaseException::DataError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The object store uses in-line keys and the key parameter was provided.");
return nullptr;
}
RefPtr<IDBKey> keyPathKey = maybeCreateIDBKeyFromScriptValueAndKeyPath(state, value, m_info.keyPath());
if (keyPathKey && !keyPathKey->isValid()) {
ec.code = IDBDatabaseException::DataError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: Evaluating the object store's key path yielded a value that is not a valid key.");
return nullptr;
}
if (!keyPathKey) {
if (usesKeyGenerator) {
if (!canInjectIDBKeyIntoScriptValue(state, value, m_info.keyPath())) {
ec.code = IDBDatabaseException::DataError;
return nullptr;
}
} else {
ec.code = IDBDatabaseException::DataError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: Evaluating the object store's key path did not yield a value.");
return nullptr;
}
}
if (keyPathKey) {
ASSERT(!key);
key = keyPathKey;
}
} else if (!usesKeyGenerator && !key) {
ec.code = IDBDatabaseException::DataError;
ec.message = ASCIILiteral("Failed to store record in an IDBObjectStore: The object store uses out-of-line keys and has no key generator and the key parameter was not provided.");
return nullptr;
}
return m_transaction->requestPutOrAdd(state, *this, key.get(), *serializedValue, overwriteMode);
}
static v8::Handle<v8::Value> removeEventListenerCallback(const v8::Arguments& args)
{
INC_STATS("DOM.TestEventTarget.removeEventListener()");
RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(args[1], false, ListenerFindOnly);
if (listener) {
V8TestEventTarget::toNative(args.Holder())->removeEventListener(v8ValueToAtomicWebCoreString(args[0]), listener.get(), args[2]->BooleanValue());
removeHiddenDependency(args.Holder(), args[1], V8TestEventTarget::eventListenerCacheIndex);
}
return v8::Undefined();
}
unsigned CSSStyleSheet::insertRule(const String& ruleString, unsigned index, ExceptionCode& ec)
{
ASSERT(m_childRuleCSSOMWrappers.isEmpty() || m_childRuleCSSOMWrappers.size() == m_contents->ruleCount());
ec = 0;
if (index > length()) {
ec = INDEX_SIZE_ERR;
return 0;
}
CSSParser p(m_contents.get().parserContext());
RefPtr<StyleRuleBase> rule = p.parseRule(&m_contents.get(), ruleString);
if (!rule) {
ec = SYNTAX_ERR;
return 0;
}
RuleMutationScope mutationScope(this, RuleInsertion, rule->type() == StyleRuleBase::Keyframes ? static_cast<StyleRuleKeyframes*>(rule.get()) : 0);
bool success = m_contents.get().wrapperInsertRule(rule, index);
if (!success) {
ec = HIERARCHY_REQUEST_ERR;
return 0;
}
if (!m_childRuleCSSOMWrappers.isEmpty())
m_childRuleCSSOMWrappers.insert(index, RefPtr<CSSRule>());
return index;
}
PassRefPtr<MediaControlRootElement> MediaControlRootElement::create(Document* document)
{
if (!document->page())
return 0;
RefPtr<MediaControlRootElement> controls = adoptRef(new MediaControlRootElement(document));
RefPtr<MediaControlPanelElement> panel = MediaControlPanelElement::create(document);
ExceptionCode ec;
RefPtr<MediaControlRewindButtonElement> rewindButton = MediaControlRewindButtonElement::create(document);
controls->m_rewindButton = rewindButton.get();
panel->appendChild(rewindButton.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlPlayButtonElement> playButton = MediaControlPlayButtonElement::create(document);
controls->m_playButton = playButton.get();
panel->appendChild(playButton.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlReturnToRealtimeButtonElement> returnToRealtimeButton = MediaControlReturnToRealtimeButtonElement::create(document);
controls->m_returnToRealTimeButton = returnToRealtimeButton.get();
panel->appendChild(returnToRealtimeButton.release(), ec, true);
if (ec)
return 0;
if (document->page()->theme()->usesMediaControlStatusDisplay()) {
RefPtr<MediaControlStatusDisplayElement> statusDisplay = MediaControlStatusDisplayElement::create(document);
controls->m_statusDisplay = statusDisplay.get();
panel->appendChild(statusDisplay.release(), ec, true);
if (ec)
return 0;
}
RefPtr<MediaControlTimelineContainerElement> timelineContainer = MediaControlTimelineContainerElement::create(document);
RefPtr<MediaControlCurrentTimeDisplayElement> currentTimeDisplay = MediaControlCurrentTimeDisplayElement::create(document);
controls->m_currentTimeDisplay = currentTimeDisplay.get();
timelineContainer->appendChild(currentTimeDisplay.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlTimelineElement> timeline = MediaControlTimelineElement::create(document, controls.get());
controls->m_timeline = timeline.get();
timelineContainer->appendChild(timeline.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlTimeRemainingDisplayElement> timeRemainingDisplay = MediaControlTimeRemainingDisplayElement::create(document);
controls->m_timeRemainingDisplay = timeRemainingDisplay.get();
timelineContainer->appendChild(timeRemainingDisplay.release(), ec, true);
if (ec)
return 0;
controls->m_timelineContainer = timelineContainer.get();
panel->appendChild(timelineContainer.release(), ec, true);
if (ec)
return 0;
// FIXME: Only create when needed <http://webkit.org/b/57163>
RefPtr<MediaControlSeekBackButtonElement> seekBackButton = MediaControlSeekBackButtonElement::create(document);
controls->m_seekBackButton = seekBackButton.get();
panel->appendChild(seekBackButton.release(), ec, true);
if (ec)
return 0;
// FIXME: Only create when needed <http://webkit.org/b/57163>
RefPtr<MediaControlSeekForwardButtonElement> seekForwardButton = MediaControlSeekForwardButtonElement::create(document);
controls->m_seekForwardButton = seekForwardButton.get();
panel->appendChild(seekForwardButton.release(), ec, true);
if (ec)
return 0;
if (document->page()->theme()->supportsClosedCaptioning()) {
RefPtr<MediaControlToggleClosedCaptionsButtonElement> toggleClosedCaptionsButton = MediaControlToggleClosedCaptionsButtonElement::create(document);
controls->m_toggleClosedCaptionsButton = toggleClosedCaptionsButton.get();
panel->appendChild(toggleClosedCaptionsButton.release(), ec, true);
if (ec)
return 0;
}
// FIXME: Only create when needed <http://webkit.org/b/57163>
RefPtr<MediaControlFullscreenButtonElement> fullScreenButton = MediaControlFullscreenButtonElement::create(document, controls.get());
controls->m_fullScreenButton = fullScreenButton.get();
panel->appendChild(fullScreenButton.release(), ec, true);
// The mute button and the slider element should be in the same div.
RefPtr<HTMLDivElement> panelVolumeControlContainer = HTMLDivElement::create(document);
if (document->page()->theme()->usesMediaControlVolumeSlider()) {
RefPtr<MediaControlVolumeSliderContainerElement> volumeSliderContainer = MediaControlVolumeSliderContainerElement::create(document);
RefPtr<MediaControlVolumeSliderElement> slider = MediaControlVolumeSliderElement::create(document);
controls->m_volumeSlider = slider.get();
volumeSliderContainer->appendChild(slider.release(), ec, true);
if (ec)
return 0;
// This is a duplicate mute button, which is visible in some ports at the bottom of the volume bar.
// It's important only when the volume bar is displayed below the controls.
RefPtr<MediaControlVolumeSliderMuteButtonElement> volumeSliderMuteButton = MediaControlVolumeSliderMuteButtonElement::create(document);
controls->m_volumeSliderMuteButton = volumeSliderMuteButton.get();
volumeSliderContainer->appendChild(volumeSliderMuteButton.release(), ec, true);
if (ec)
return 0;
controls->m_volumeSliderContainer = volumeSliderContainer.get();
panelVolumeControlContainer->appendChild(volumeSliderContainer.release(), ec, true);
if (ec)
return 0;
}
RefPtr<MediaControlPanelMuteButtonElement> panelMuteButton = MediaControlPanelMuteButtonElement::create(document, controls.get());
controls->m_panelMuteButton = panelMuteButton.get();
panelVolumeControlContainer->appendChild(panelMuteButton.release(), ec, true);
if (ec)
return 0;
panel->appendChild(panelVolumeControlContainer, ec, true);
if (ec)
return 0;
// FIXME: Only create when needed <http://webkit.org/b/57163>
RefPtr<MediaControlFullscreenVolumeMinButtonElement> fullScreenMinVolumeButton = MediaControlFullscreenVolumeMinButtonElement::create(document);
controls->m_fullScreenMinVolumeButton = fullScreenMinVolumeButton.get();
panel->appendChild(fullScreenMinVolumeButton.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlFullscreenVolumeSliderElement> fullScreenVolumeSlider = MediaControlFullscreenVolumeSliderElement::create(document);
controls->m_fullScreenVolumeSlider = fullScreenVolumeSlider.get();
panel->appendChild(fullScreenVolumeSlider.release(), ec, true);
if (ec)
return 0;
RefPtr<MediaControlFullscreenVolumeMaxButtonElement> fullScreenMaxVolumeButton = MediaControlFullscreenVolumeMaxButtonElement::create(document);
controls->m_fullScreenMaxVolumeButton = fullScreenMaxVolumeButton.get();
panel->appendChild(fullScreenMaxVolumeButton.release(), ec, true);
if (ec)
return 0;
controls->m_panel = panel.get();
controls->appendChild(panel.release(), ec, true);
if (ec)
return 0;
return controls.release();
}
TEST(CalculationValue, LengthAssignmentReleasedValue)
{
RefPtr<WebCore::CalculationValue> value = createTestValue();
{
auto* rawValue = value.get();
WebCore::Length lengthA(value.releaseNonNull());
EXPECT_EQ(1U, rawValue->refCount());
WebCore::Length lengthB;
lengthB = lengthA;
EXPECT_EQ(1U, rawValue->refCount());
EXPECT_EQ(0U, deletionCount);
}
EXPECT_EQ(1U, deletionCount);
deletionCount = 0;
value = createTestValue();
{
auto* rawValue = value.get();
WebCore::Length lengthC(value.releaseNonNull());
EXPECT_EQ(1U, rawValue->refCount());
WebCore::Length lengthD;
lengthD = std::move(lengthC);
EXPECT_EQ(1U, rawValue->refCount());
EXPECT_EQ(0U, deletionCount);
}
EXPECT_EQ(1U, deletionCount);
deletionCount = 0;
value = createTestValue();
RefPtr<WebCore::CalculationValue> value2 = createTestValue();
EXPECT_EQ(1U, value->refCount());
EXPECT_EQ(1U, value2->refCount());
{
auto* rawValue = value.get();
WebCore::Length lengthE(value.releaseNonNull());
EXPECT_EQ(1U, rawValue->refCount());
auto* rawValue2 = value2.get();
WebCore::Length lengthF(value2.releaseNonNull());
EXPECT_EQ(1U, rawValue2->refCount());
lengthE = lengthF;
EXPECT_EQ(1U, deletionCount);
EXPECT_EQ(1U, rawValue2->refCount());
}
EXPECT_EQ(2U, deletionCount);
deletionCount = 0;
value = createTestValue();
value2 = createTestValue();
EXPECT_EQ(1U, value->refCount());
EXPECT_EQ(1U, value2->refCount());
{
auto* rawValue = value.get();
WebCore::Length lengthG(value.releaseNonNull());
EXPECT_EQ(1U, rawValue->refCount());
auto* rawValue2 = value2.get();
WebCore::Length lengthH(value2.releaseNonNull());
EXPECT_EQ(1U, rawValue2->refCount());
lengthG = std::move(lengthH);
EXPECT_EQ(1U, deletionCount);
EXPECT_EQ(1U, rawValue2->refCount());
}
EXPECT_EQ(2U, deletionCount);
deletionCount = 0;
}
uint64_t InjectedBundle::appCacheUsageForOrigin(const String& originString)
{
RefPtr<SecurityOrigin> origin = SecurityOrigin::createFromString(originString);
return ApplicationCache::diskUsageForOrigin(origin.get());
}
void WebApplicationCacheManagerProxy::didGetApplicationCacheOrigins(const Vector<SecurityOriginData>& originDatas, uint64_t callbackID)
{
RefPtr<ArrayCallback> callback = m_arrayCallbacks.take(callbackID);
performAPICallbackWithSecurityOriginDataVector(originDatas, callback.get());
}
void InjectedBundle::resetApplicationCacheOriginQuota(const String& originString)
{
RefPtr<SecurityOrigin> origin = SecurityOrigin::createFromString(originString);
cacheStorage().storeUpdatedQuotaForOrigin(origin.get(), cacheStorage().defaultOriginQuota());
}
void MediaKeySession::addKeyTimerFired(Timer<MediaKeySession>&)
{
ASSERT(m_pendingKeys.size());
if (!m_session)
return;
while (!m_pendingKeys.isEmpty()) {
RefPtr<Uint8Array> pendingKey = m_pendingKeys.takeFirst();
unsigned short errorCode = 0;
unsigned long systemCode = 0;
// NOTE: Continued from step 2. of MediaKeySession::update()
// 2.1. Let cdm be the cdm loaded in the MediaKeys constructor.
// NOTE: This is m_session.
// 2.2. Let 'did store key' be false.
bool didStoreKey = false;
// 2.3. Let 'next message' be null.
RefPtr<Uint8Array> nextMessage;
// 2.4. Use cdm to handle key.
didStoreKey = m_session->update(pendingKey.get(), nextMessage, errorCode, systemCode);
// 2.5. If did store key is true and the media element is waiting for a key, queue a task to attempt to resume playback.
// TODO: Find and restart the media element
// 2.6. If next message is not null, queue a task to fire a simple event named keymessage at the MediaKeySession object.
// The event is of type MediaKeyMessageEvent and has:
// message = next message
// destinationURL = null
if (nextMessage) {
MediaKeyMessageEventInit init;
init.bubbles = false;
init.cancelable = false;
init.message = nextMessage;
RefPtr<MediaKeyMessageEvent> event = MediaKeyMessageEvent::create(eventNames().webkitkeymessageEvent, init);
event->setTarget(this);
m_asyncEventQueue.enqueueEvent(event.release());
}
// 2.7. If did store key is true, queue a task to fire a simple event named keyadded at the MediaKeySession object.
if (didStoreKey) {
RefPtr<Event> keyaddedEvent = Event::create(eventNames().webkitkeyaddedEvent, false, false);
keyaddedEvent->setTarget(this);
m_asyncEventQueue.enqueueEvent(keyaddedEvent.release());
}
// 2.8. If any of the preceding steps in the task failed
if (errorCode) {
// 2.8.1. Create a new MediaKeyError object with the following attributes:
// code = the appropriate MediaKeyError code
// systemCode = a Key System-specific value, if provided, and 0 otherwise
RefPtr<MediaKeyError> error = MediaKeyError::create(errorCode, systemCode).get();
// 2.8.2. Set the MediaKeySession object's error attribute to the error object created in the previous step.
setError(error.get());
// 2.8.3. queue a task to fire a simple event named keyerror at the MediaKeySession object.
RefPtr<Event> keyerrorEvent = Event::create(eventNames().webkitkeyerrorEvent, false, false);
keyerrorEvent->setTarget(this);
m_asyncEventQueue.enqueueEvent(keyerrorEvent.release());
// 2.8.4. Abort the task.
// NOTE: no-op
}
}
}
void InsertParagraphSeparatorCommand::doApply()
{
bool splitText = false;
if (!endingSelection().isNonOrphanedCaretOrRange())
return;
Position insertionPosition = endingSelection().start();
EAffinity affinity = endingSelection().affinity();
// Delete the current selection.
if (endingSelection().isRange()) {
calculateStyleBeforeInsertion(insertionPosition);
deleteSelection(false, true);
insertionPosition = endingSelection().start();
affinity = endingSelection().affinity();
}
// FIXME: The rangeCompliantEquivalent conversion needs to be moved into enclosingBlock.
Node* startBlockNode = enclosingBlock(rangeCompliantEquivalent(insertionPosition).node());
Position canonicalPos = VisiblePosition(insertionPosition).deepEquivalent();
Element* startBlock = static_cast<Element*>(startBlockNode);
if (!startBlockNode
|| !startBlockNode->isElementNode()
|| !startBlock->parentNode()
|| isTableCell(startBlock)
|| startBlock->hasTagName(formTag)
// FIXME: If the node is hidden, we don't have a canonical position so we will do the wrong thing for tables and <hr>. https://bugs.webkit.org/show_bug.cgi?id=40342
|| (!canonicalPos.isNull() && canonicalPos.node()->renderer() && canonicalPos.node()->renderer()->isTable())
|| (!canonicalPos.isNull() && canonicalPos.node()->hasTagName(hrTag))) {
applyCommandToComposite(InsertLineBreakCommand::create(document()));
return;
}
// Use the leftmost candidate.
insertionPosition = insertionPosition.upstream();
if (!insertionPosition.isCandidate())
insertionPosition = insertionPosition.downstream();
// Adjust the insertion position after the delete
insertionPosition = positionAvoidingSpecialElementBoundary(insertionPosition);
VisiblePosition visiblePos(insertionPosition, affinity);
calculateStyleBeforeInsertion(insertionPosition);
//---------------------------------------------------------------------
// Handle special case of typing return on an empty list item
if (breakOutOfEmptyListItem())
return;
//---------------------------------------------------------------------
// Prepare for more general cases.
bool isFirstInBlock = isStartOfBlock(visiblePos);
bool isLastInBlock = isEndOfBlock(visiblePos);
bool nestNewBlock = false;
// Create block to be inserted.
RefPtr<Element> blockToInsert;
if (startBlock == startBlock->rootEditableElement()) {
blockToInsert = createDefaultParagraphElement(document());
nestNewBlock = true;
} else if (shouldUseDefaultParagraphElement(startBlock))
blockToInsert = createDefaultParagraphElement(document());
else
blockToInsert = startBlock->cloneElementWithoutChildren();
//---------------------------------------------------------------------
// Handle case when position is in the last visible position in its block,
// including when the block is empty.
if (isLastInBlock) {
if (nestNewBlock) {
if (isFirstInBlock && !lineBreakExistsAtVisiblePosition(visiblePos)) {
// The block is empty. Create an empty block to
// represent the paragraph that we're leaving.
RefPtr<Element> extraBlock = createDefaultParagraphElement(document());
appendNode(extraBlock, startBlock);
appendBlockPlaceholder(extraBlock);
}
appendNode(blockToInsert, startBlock);
} else {
// We can get here if we pasted a copied portion of a blockquote with a newline at the end and are trying to paste it
// into an unquoted area. We then don't want the newline within the blockquote or else it will also be quoted.
if (Node* highestBlockquote = highestEnclosingNodeOfType(canonicalPos, &isMailBlockquote))
startBlock = static_cast<Element*>(highestBlockquote);
// Most of the time we want to stay at the nesting level of the startBlock (e.g., when nesting within lists). However,
// for div nodes, this can result in nested div tags that are hard to break out of.
Element* siblingNode = startBlock;
if (blockToInsert->hasTagName(divTag))
siblingNode = highestVisuallyEquivalentDivBelowRoot(startBlock);
insertNodeAfter(blockToInsert, siblingNode);
}
// Recreate the same structure in the new paragraph.
Vector<Element*> ancestors;
getAncestorsInsideBlock(insertionPosition.node(), startBlock, ancestors);
RefPtr<Element> parent = cloneHierarchyUnderNewBlock(ancestors, blockToInsert);
appendBlockPlaceholder(parent);
setEndingSelection(VisibleSelection(Position(parent.get(), 0), DOWNSTREAM));
return;
}
//---------------------------------------------------------------------
// Handle case when position is in the first visible position in its block, and
// similar case where previous position is in another, presumeably nested, block.
if (isFirstInBlock || !inSameBlock(visiblePos, visiblePos.previous())) {
Node *refNode;
if (isFirstInBlock && !nestNewBlock)
refNode = startBlock;
else if (insertionPosition.node() == startBlock && nestNewBlock) {
refNode = startBlock->childNode(insertionPosition.deprecatedEditingOffset());
ASSERT(refNode); // must be true or we'd be in the end of block case
} else
refNode = insertionPosition.node();
// find ending selection position easily before inserting the paragraph
insertionPosition = insertionPosition.downstream();
insertNodeBefore(blockToInsert, refNode);
// Recreate the same structure in the new paragraph.
Vector<Element*> ancestors;
getAncestorsInsideBlock(positionAvoidingSpecialElementBoundary(insertionPosition).node(), startBlock, ancestors);
appendBlockPlaceholder(cloneHierarchyUnderNewBlock(ancestors, blockToInsert));
// In this case, we need to set the new ending selection.
setEndingSelection(VisibleSelection(insertionPosition, DOWNSTREAM));
return;
}
//---------------------------------------------------------------------
// Handle the (more complicated) general case,
// All of the content in the current block after visiblePos is
// about to be wrapped in a new paragraph element. Add a br before
// it if visiblePos is at the start of a paragraph so that the
// content will move down a line.
if (isStartOfParagraph(visiblePos)) {
RefPtr<Element> br = createBreakElement(document());
insertNodeAt(br.get(), insertionPosition);
insertionPosition = positionInParentAfterNode(br.get());
}
// Move downstream. Typing style code will take care of carrying along the
// style of the upstream position.
insertionPosition = insertionPosition.downstream();
// At this point, the insertionPosition's node could be a container, and we want to make sure we include
// all of the correct nodes when building the ancestor list. So this needs to be the deepest representation of the position
// before we walk the DOM tree.
insertionPosition = VisiblePosition(insertionPosition).deepEquivalent();
// Build up list of ancestors in between the start node and the start block.
Vector<Element*> ancestors;
getAncestorsInsideBlock(insertionPosition.node(), startBlock, ancestors);
// Make sure we do not cause a rendered space to become unrendered.
// FIXME: We need the affinity for pos, but pos.downstream() does not give it
Position leadingWhitespace = insertionPosition.leadingWhitespacePosition(VP_DEFAULT_AFFINITY);
// FIXME: leadingWhitespacePosition is returning the position before preserved newlines for positions
// after the preserved newline, causing the newline to be turned into a nbsp.
if (leadingWhitespace.isNotNull() && leadingWhitespace.node()->isTextNode()) {
Text* textNode = static_cast<Text*>(leadingWhitespace.node());
ASSERT(!textNode->renderer() || textNode->renderer()->style()->collapseWhiteSpace());
replaceTextInNode(textNode, leadingWhitespace.deprecatedEditingOffset(), 1, nonBreakingSpaceString());
}
// Split at pos if in the middle of a text node.
if (insertionPosition.node()->isTextNode()) {
Text* textNode = static_cast<Text*>(insertionPosition.node());
bool atEnd = (unsigned)insertionPosition.deprecatedEditingOffset() >= textNode->length();
if (insertionPosition.deprecatedEditingOffset() > 0 && !atEnd) {
splitTextNode(textNode, insertionPosition.deprecatedEditingOffset());
insertionPosition.moveToOffset(0);
visiblePos = VisiblePosition(insertionPosition);
splitText = true;
}
}
// Put the added block in the tree.
if (nestNewBlock)
appendNode(blockToInsert.get(), startBlock);
else
insertNodeAfter(blockToInsert.get(), startBlock);
updateLayout();
// Make clones of ancestors in between the start node and the outer block.
RefPtr<Element> parent = cloneHierarchyUnderNewBlock(ancestors, blockToInsert);
// If the paragraph separator was inserted at the end of a paragraph, an empty line must be
// created. All of the nodes, starting at visiblePos, are about to be added to the new paragraph
// element. If the first node to be inserted won't be one that will hold an empty line open, add a br.
if (isEndOfParagraph(visiblePos) && !lineBreakExistsAtVisiblePosition(visiblePos))
appendNode(createBreakElement(document()).get(), blockToInsert.get());
// Move the start node and the siblings of the start node.
if (insertionPosition.node() != startBlock) {
Node* n = insertionPosition.node();
if (insertionPosition.deprecatedEditingOffset() >= caretMaxOffset(n))
n = n->nextSibling();
while (n && n != blockToInsert) {
Node *next = n->nextSibling();
removeNode(n);
appendNode(n, parent.get());
n = next;
}
}
// Move everything after the start node.
if (!ancestors.isEmpty()) {
Element* leftParent = ancestors.first();
while (leftParent && leftParent != startBlock) {
parent = parent->parentElement();
if (!parent)
break;
Node* n = leftParent->nextSibling();
while (n && n != blockToInsert) {
Node* next = n->nextSibling();
removeNode(n);
appendNode(n, parent.get());
n = next;
}
leftParent = leftParent->parentElement();
}
}
// Handle whitespace that occurs after the split
if (splitText) {
updateLayout();
insertionPosition = Position(insertionPosition.node(), 0);
if (!insertionPosition.isRenderedCharacter()) {
// Clear out all whitespace and insert one non-breaking space
ASSERT(!insertionPosition.node()->renderer() || insertionPosition.node()->renderer()->style()->collapseWhiteSpace());
deleteInsignificantTextDownstream(insertionPosition);
if (insertionPosition.node()->isTextNode())
insertTextIntoNode(static_cast<Text*>(insertionPosition.node()), 0, nonBreakingSpaceString());
}
}
setEndingSelection(VisibleSelection(Position(blockToInsert.get(), 0), DOWNSTREAM));
applyStyleAfterInsertion(startBlock);
}
static bool findPlaceForCounter(RenderObject* counterOwner, const AtomicString& identifier, bool isReset, RefPtr<CounterNode>& parent, RefPtr<CounterNode>& previousSibling)
{
// We cannot stop searching for counters with the same identifier before we also
// check this renderer, because it may affect the positioning in the tree of our counter.
RenderObject* searchEndRenderer = previousSiblingOrParent(counterOwner);
// We check renderers in preOrder from the renderer that our counter is attached to
// towards the begining of the document for counters with the same identifier as the one
// we are trying to find a place for. This is the next renderer to be checked.
RenderObject* currentRenderer = previousInPreOrder(counterOwner);
previousSibling = 0;
RefPtr<CounterNode> previousSiblingProtector = 0;
while (currentRenderer) {
CounterNode* currentCounter = makeCounterNode(currentRenderer, identifier, false);
if (searchEndRenderer == currentRenderer) {
// We may be at the end of our search.
if (currentCounter) {
// We have a suitable counter on the EndSearchRenderer.
if (previousSiblingProtector) { // But we already found another counter that we come after.
if (currentCounter->actsAsReset()) {
// We found a reset counter that is on a renderer that is a sibling of ours or a parent.
if (isReset && areRenderersElementsSiblings(currentRenderer, counterOwner)) {
// We are also a reset counter and the previous reset was on a sibling renderer
// hence we are the next sibling of that counter if that reset is not a root or
// we are a root node if that reset is a root.
parent = currentCounter->parent();
previousSibling = parent ? currentCounter : 0;
return parent;
}
// We are not a reset node or the previous reset must be on an ancestor of our owner renderer
// hence we must be a child of that reset counter.
parent = currentCounter;
// In some cases renders can be reparented (ex. nodes inside a table but not in a column or row).
// In these cases the identified previousSibling will be invalid as its parent is different from
// our identified parent.
if (previousSiblingProtector->parent() != currentCounter)
previousSiblingProtector = 0;
previousSibling = previousSiblingProtector.get();
return true;
}
// CurrentCounter, the counter at the EndSearchRenderer, is not reset.
if (!isReset || !areRenderersElementsSiblings(currentRenderer, counterOwner)) {
// If the node we are placing is not reset or we have found a counter that is attached
// to an ancestor of the placed counter's owner renderer we know we are a sibling of that node.
if (currentCounter->parent() != previousSiblingProtector->parent())
return false;
parent = currentCounter->parent();
previousSibling = previousSiblingProtector.get();
return true;
}
} else {
// We are at the potential end of the search, but we had no previous sibling candidate
// In this case we follow pretty much the same logic as above but no ASSERTs about
// previousSibling, and when we are a sibling of the end counter we must set previousSibling
// to currentCounter.
if (currentCounter->actsAsReset()) {
if (isReset && areRenderersElementsSiblings(currentRenderer, counterOwner)) {
parent = currentCounter->parent();
previousSibling = currentCounter;
return parent;
}
parent = currentCounter;
previousSibling = previousSiblingProtector.get();
return true;
}
if (!isReset || !areRenderersElementsSiblings(currentRenderer, counterOwner)) {
parent = currentCounter->parent();
previousSibling = currentCounter;
return true;
}
previousSiblingProtector = currentCounter;
}
}
// We come here if the previous sibling or parent of our owner renderer had no
// good counter, or we are a reset node and the counter on the previous sibling
// of our owner renderer was not a reset counter.
// Set a new goal for the end of the search.
searchEndRenderer = previousSiblingOrParent(currentRenderer);
} else {
// We are searching descendants of a previous sibling of the renderer that the
// counter being placed is attached to.
if (currentCounter) {
// We found a suitable counter.
if (previousSiblingProtector) {
// Since we had a suitable previous counter before, we should only consider this one as our
// previousSibling if it is a reset counter and hence the current previousSibling is its child.
if (currentCounter->actsAsReset()) {
previousSiblingProtector = currentCounter;
// We are no longer interested in previous siblings of the currentRenderer or their children
// as counters they may have attached cannot be the previous sibling of the counter we are placing.
currentRenderer = parentOrPseudoHostElement(currentRenderer)->renderer();
continue;
}
} else
previousSiblingProtector = currentCounter;
currentRenderer = previousSiblingOrParent(currentRenderer);
continue;
}
}
// This function is designed so that the same test is not done twice in an iteration, except for this one
// which may be done twice in some cases. Rearranging the decision points though, to accommodate this
// performance improvement would create more code duplication than is worthwhile in my oppinion and may further
// impede the readability of this already complex algorithm.
if (previousSiblingProtector)
currentRenderer = previousSiblingOrParent(currentRenderer);
else
currentRenderer = previousInPreOrder(currentRenderer);
}
return false;
}
bool Canvas2DLayerBridge::prepareMailbox(WebExternalTextureMailbox* outMailbox, WebExternalBitmap* bitmap)
{
if (m_destructionInProgress) {
// It can be hit in the following sequence.
// 1. Canvas draws something.
// 2. The compositor begins the frame.
// 3. Javascript makes a context be lost.
// 4. Here.
return false;
}
if (bitmap) {
// Using accelerated 2d canvas with software renderer, which
// should only happen in tests that use fake graphics contexts
// or in Android WebView in software mode. In this case, we do
// not care about producing any results for this canvas.
m_canvas->silentFlush();
m_lastImageId = 0;
return false;
}
if (!checkSurfaceValid())
return false;
WebGraphicsContext3D* webContext = context();
// Release to skia textures that were previouosly released by the
// compositor. We do this before acquiring the next snapshot in
// order to cap maximum gpu memory consumption.
flush();
RefPtr<SkImage> image = adoptRef(m_canvas->newImageSnapshot());
// Early exit if canvas was not drawn to since last prepareMailbox
GLenum filter = m_filterQuality == kNone_SkFilterQuality ? GL_NEAREST : GL_LINEAR;
if (image->uniqueID() == m_lastImageId && filter == m_lastFilter)
return false;
m_lastImageId = image->uniqueID();
m_lastFilter = filter;
{
MailboxInfo tmp;
tmp.m_image = image;
tmp.m_parentLayerBridge = this;
m_mailboxes.prepend(tmp);
}
MailboxInfo& mailboxInfo = m_mailboxes.first();
mailboxInfo.m_mailbox.nearestNeighbor = filter == GL_NEAREST;
GrContext* grContext = m_contextProvider->grContext();
if (!grContext)
return true; // for testing: skip gl stuff when using a mock graphics context.
ASSERT(image->getTexture());
// Because of texture sharing with the compositor, we must invalidate
// the state cached in skia so that the deferred copy on write
// in SkSurface_Gpu does not make any false assumptions.
mailboxInfo.m_image->getTexture()->textureParamsModified();
webContext->bindTexture(GL_TEXTURE_2D, mailboxInfo.m_image->getTexture()->getTextureHandle());
webContext->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter);
webContext->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter);
webContext->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
webContext->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
// Re-use the texture's existing mailbox, if there is one.
if (image->getTexture()->getCustomData()) {
ASSERT(image->getTexture()->getCustomData()->size() == sizeof(mailboxInfo.m_mailbox.name));
memcpy(&mailboxInfo.m_mailbox.name[0], image->getTexture()->getCustomData()->data(), sizeof(mailboxInfo.m_mailbox.name));
} else {
context()->genMailboxCHROMIUM(mailboxInfo.m_mailbox.name);
RefPtr<SkData> mailboxNameData = adoptRef(SkData::NewWithCopy(&mailboxInfo.m_mailbox.name[0], sizeof(mailboxInfo.m_mailbox.name)));
image->getTexture()->setCustomData(mailboxNameData.get());
webContext->produceTextureCHROMIUM(GL_TEXTURE_2D, mailboxInfo.m_mailbox.name);
}
if (isHidden()) {
// With hidden canvases, we release the SkImage immediately because
// there is no need for animations to be double buffered.
mailboxInfo.m_image.clear();
} else {
webContext->flush();
mailboxInfo.m_mailbox.syncPoint = webContext->insertSyncPoint();
}
webContext->bindTexture(GL_TEXTURE_2D, 0);
// Because we are changing the texture binding without going through skia,
// we must dirty the context.
grContext->resetContext(kTextureBinding_GrGLBackendState);
*outMailbox = mailboxInfo.m_mailbox;
return true;
}
void HTMLLinkElement::process()
{
if (!inDocument() || m_isInShadowTree) {
ASSERT(!m_sheet);
return;
}
URL url = getNonEmptyURLAttribute(hrefAttr);
if (!m_linkLoader.loadLink(m_relAttribute, url, document()))
return;
bool treatAsStyleSheet = m_relAttribute.isStyleSheet
|| (document().settings() && document().settings()->treatsAnyTextCSSLinkAsStylesheet() && m_type.containsIgnoringASCIICase("text/css"));
if (m_disabledState != Disabled && treatAsStyleSheet && document().frame() && url.isValid()) {
AtomicString charset = fastGetAttribute(charsetAttr);
if (charset.isEmpty() && document().frame())
charset = document().charset();
if (m_cachedSheet) {
removePendingSheet();
m_cachedSheet->removeClient(this);
m_cachedSheet = 0;
}
if (!shouldLoadLink())
return;
m_loading = true;
bool mediaQueryMatches = true;
if (!m_media.isEmpty()) {
RefPtr<RenderStyle> documentStyle;
if (document().hasLivingRenderTree())
documentStyle = Style::resolveForDocument(document());
RefPtr<MediaQuerySet> media = MediaQuerySet::createAllowingDescriptionSyntax(m_media);
MediaQueryEvaluator evaluator(document().frame()->view()->mediaType(), document().frame(), documentStyle.get());
mediaQueryMatches = evaluator.eval(media.get());
}
// Don't hold up render tree construction and script execution on stylesheets
// that are not needed for the rendering at the moment.
bool isActive = mediaQueryMatches && !isAlternate();
addPendingSheet(isActive ? ActiveSheet : InactiveSheet);
// Load stylesheets that are not needed for the rendering immediately with low priority.
Optional<ResourceLoadPriority> priority;
if (!isActive)
priority = ResourceLoadPriority::VeryLow;
CachedResourceRequest request(ResourceRequest(document().completeURL(url)), charset, priority);
request.setInitiator(this);
m_cachedSheet = document().cachedResourceLoader().requestCSSStyleSheet(request);
if (m_cachedSheet)
m_cachedSheet->addClient(this);
else {
// The request may have been denied if (for example) the stylesheet is local and the document is remote.
m_loading = false;
removePendingSheet();
}
} else if (m_sheet) {
// we no longer contain a stylesheet, e.g. perhaps rel or type was changed
clearSheet();
document().styleResolverChanged(DeferRecalcStyle);
}
}
void WebContextMenu::show()
{
ContextMenuController* controller = m_page->corePage()->contextMenuController();
if (!controller)
return;
ContextMenu* menu = controller->contextMenu();
if (!menu)
return;
Node* node = controller->hitTestResult().innerNonSharedNode();
if (!node)
return;
Frame* frame = node->document()->frame();
if (!frame)
return;
FrameView* view = frame->view();
if (!view)
return;
// Give the bundle client a chance to process the menu.
#if USE(CROSS_PLATFORM_CONTEXT_MENUS)
const Vector<ContextMenuItem>& coreItems = menu->items();
#else
Vector<ContextMenuItem> coreItems = contextMenuItemVector(menu->platformDescription());
#endif
Vector<WebContextMenuItemData> proposedMenu = kitItems(coreItems, menu);
Vector<WebContextMenuItemData> newMenu;
RefPtr<APIObject> userData;
RefPtr<InjectedBundleHitTestResult> hitTestResult = InjectedBundleHitTestResult::create(controller->hitTestResult());
if (m_page->injectedBundleContextMenuClient().getCustomMenuFromDefaultItems(m_page, hitTestResult.get(), proposedMenu, newMenu, userData))
proposedMenu = newMenu;
WebHitTestResult::Data webHitTestResultData(controller->hitTestResult());
// Mark the WebPage has having a shown context menu then notify the UIProcess.
m_page->contextMenuShowing();
m_page->send(Messages::WebPageProxy::ShowContextMenu(view->contentsToWindow(controller->hitTestResult().roundedPoint()), webHitTestResultData, proposedMenu, InjectedBundleUserMessageEncoder(userData.get())));
}
JSValue* JSSVGRectElement::getValueProperty(ExecState* exec, int token) const
{
switch (token) {
case XAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->xAnimated();
return toJS(exec, obj.get(), imp);
}
case YAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->yAnimated();
return toJS(exec, obj.get(), imp);
}
case WidthAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->widthAnimated();
return toJS(exec, obj.get(), imp);
}
case HeightAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->heightAnimated();
return toJS(exec, obj.get(), imp);
}
case RxAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->rxAnimated();
return toJS(exec, obj.get(), imp);
}
case RyAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedLength> obj = imp->ryAnimated();
return toJS(exec, obj.get(), imp);
}
case RequiredFeaturesAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->requiredFeatures()), imp);
}
case RequiredExtensionsAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->requiredExtensions()), imp);
}
case SystemLanguageAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->systemLanguage()), imp);
}
case XmllangAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return jsString(imp->xmllang());
}
case XmlspaceAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return jsString(imp->xmlspace());
}
case ExternalResourcesRequiredAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedBoolean> obj = imp->externalResourcesRequiredAnimated();
return toJS(exec, obj.get(), imp);
}
case ClassNameAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedString> obj = imp->classNameAnimated();
return toJS(exec, obj.get(), imp);
}
case StyleAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->style()));
}
case TransformAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
RefPtr<SVGAnimatedTransformList> obj = imp->transformAnimated();
return toJS(exec, obj.get(), imp);
}
case NearestViewportElementAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->nearestViewportElement()));
}
case FarthestViewportElementAttrNum: {
SVGRectElement* imp = static_cast<SVGRectElement*>(impl());
return toJS(exec, WTF::getPtr(imp->farthestViewportElement()));
}
}
return 0;
}
