static void valueAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info) {
INC_STATS("DOM.HTMLLIElement.value._set");
HTMLLIElement* imp = V8HTMLLIElement::toNative(info.Holder());
int v = toInt32(value);
imp->setValue(v);
return;
}
v8::Handle<v8::Value> V8Document::evaluateCallback(const v8::Arguments& args)
{
INC_STATS("DOM.Document.evaluate()");
RefPtr<Document> document = V8Document::toNative(args.Holder());
ExceptionCode ec = 0;
String expression = toWebCoreString(args[0]);
RefPtr<Node> contextNode;
if (V8Node::HasInstance(args[1]))
contextNode = V8Node::toNative(v8::Handle<v8::Object>::Cast(args[1]));
RefPtr<XPathNSResolver> resolver = V8DOMWrapper::getXPathNSResolver(args[2]);
if (!resolver && !args[2]->IsNull() && !args[2]->IsUndefined())
return throwError(TYPE_MISMATCH_ERR);
int type = toInt32(args[3]);
RefPtr<XPathResult> inResult;
if (V8XPathResult::HasInstance(args[4]))
inResult = V8XPathResult::toNative(v8::Handle<v8::Object>::Cast(args[4]));
v8::TryCatch exceptionCatcher;
RefPtr<XPathResult> result = document->evaluate(expression, contextNode.get(), resolver.get(), type, inResult.get(), ec);
if (exceptionCatcher.HasCaught())
return throwError(exceptionCatcher.Exception());
if (ec)
return throwError(ec);
return toV8(result.release());
}
NITFPRIV(NITF_BOOL) toInt(nitf_Field * field,
NITF_DATA * outData,
size_t length, nitf_Error * error)
{
/* First we have to figure out what we are storing...
See, its okay to convert a BCS-N to an int, and...
its also okay to maintain a binary int... */
NITF_BOOL status = NITF_FAILURE;
if (field->type == NITF_BINARY)
{
switch (field->length)
{
case 2:
status = toInt16(field, (nitf_Int16 *) outData, error);
break;
case 4:
status = toInt32(field, (nitf_Int32 *) outData, error);
break;
case 8:
status = toInt64(field, (nitf_Int64 *) outData, error);
break;
default:
nitf_Error_initf(error, NITF_CTXT,
NITF_ERR_INVALID_PARAMETER,
"Unexpected field size for int [%d]",
field->length);
}
}
else
{
status = fromStringToInt(field, outData, length, error);
}
return status;
}
static void heightAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
HTMLCanvasElement* imp = V8HTMLCanvasElement::toNative(info.Holder());
int v = toInt32(value);
imp->setHeight(v);
return;
}
static void widthAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
HTMLPreElement* imp = V8HTMLPreElement::toNative(info.Holder());
int v = toInt32(value);
imp->setIntegralAttribute(WebCore::HTMLNames::widthAttr, v);
return;
}
static void constructor4(const v8::FunctionCallbackInfo<v8::Value>& info)
{
ExceptionState exceptionState(ExceptionState::ConstructionContext, "TestInterfaceConstructor2", info.Holder(), info.GetIsolate());
TestInterfaceEmpty* testInterfaceEmptyArg;
int longArg;
V8StringResource<> defaultUndefinedOptionalStringArg;
V8StringResource<> defaultNullStringOptionalStringArg;
Dictionary defaultUndefinedOptionalDictionaryArg;
V8StringResource<> optionalStringArg;
{
int numArgsPassed = info.Length();
while (numArgsPassed > 0) {
if (!info[numArgsPassed - 1]->IsUndefined())
break;
--numArgsPassed;
}
testInterfaceEmptyArg = V8TestInterfaceEmpty::toImplWithTypeCheck(info.GetIsolate(), info[0]);
if (!testInterfaceEmptyArg) {
exceptionState.throwTypeError("parameter 1 is not of type 'TestInterfaceEmpty'.");
exceptionState.throwIfNeeded();
return;
}
longArg = toInt32(info.GetIsolate(), info[1], NormalConversion, exceptionState);
if (exceptionState.throwIfNeeded())
return;
defaultUndefinedOptionalStringArg = info[2];
if (!defaultUndefinedOptionalStringArg.prepare())
return;
if (!info[3]->IsUndefined()) {
defaultNullStringOptionalStringArg = info[3];
if (!defaultNullStringOptionalStringArg.prepare())
return;
} else {
defaultNullStringOptionalStringArg = nullptr;
}
if (!isUndefinedOrNull(info[4]) && !info[4]->IsObject()) {
exceptionState.throwTypeError("parameter 5 ('defaultUndefinedOptionalDictionaryArg') is not an object.");
exceptionState.throwIfNeeded();
return;
}
defaultUndefinedOptionalDictionaryArg = Dictionary(info[4], info.GetIsolate(), exceptionState);
if (exceptionState.throwIfNeeded())
return;
if (UNLIKELY(numArgsPassed <= 5)) {
RefPtr<TestInterfaceConstructor2> impl = TestInterfaceConstructor2::create(testInterfaceEmptyArg, longArg, defaultUndefinedOptionalStringArg, defaultNullStringOptionalStringArg, defaultUndefinedOptionalDictionaryArg);
v8::Local<v8::Object> wrapper = info.Holder();
wrapper = impl->associateWithWrapper(info.GetIsolate(), &V8TestInterfaceConstructor2::wrapperTypeInfo, wrapper);
v8SetReturnValue(info, wrapper);
return;
}
optionalStringArg = info[5];
if (!optionalStringArg.prepare())
return;
}
RefPtr<TestInterfaceConstructor2> impl = TestInterfaceConstructor2::create(testInterfaceEmptyArg, longArg, defaultUndefinedOptionalStringArg, defaultNullStringOptionalStringArg, defaultUndefinedOptionalDictionaryArg, optionalStringArg);
v8::Local<v8::Object> wrapper = info.Holder();
wrapper = impl->associateWithWrapper(info.GetIsolate(), &V8TestInterfaceConstructor2::wrapperTypeInfo, wrapper);
v8SetReturnValue(info, wrapper);
}
static void selectionEndAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
INC_STATS("DOM.HTMLTextAreaElement.selectionEnd._set");
HTMLTextAreaElement* imp = V8HTMLTextAreaElement::toNative(info.Holder());
int v = toInt32(value);
imp->setSelectionEnd(v);
return;
}
static void rowSpanAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
INC_STATS("DOM.HTMLTableCellElement.rowSpan._set");
HTMLTableCellElement* imp = V8HTMLTableCellElement::toNative(info.Holder());
int v = toInt32(value);
imp->setRowSpan(v);
return;
}
static void vspaceAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
INC_STATS("DOM.HTMLImageElement.vspace._set");
HTMLImageElement* imp = V8HTMLImageElement::toNative(info.Holder());
int v = toInt32(value);
imp->setIntegralAttribute(WebCore::HTMLNames::vspaceAttr, v);
return;
}
int32_t toInt32(double d, bool &ok)
{
ok = true;
if (isNaN(d) || isInf(d)) {
ok = false;
return 0;
}
return toInt32(d);
}
static v8::Handle<v8::Value> v8HTMLImageElementConstructorCallback(const v8::Arguments& args)
{
INC_STATS("DOM.HTMLImageElement.Contructor");
if (!args.IsConstructCall())
return throwError("DOM object constructor cannot be called as a function.", V8Proxy::TypeError);
if (ConstructorMode::current() == ConstructorMode::WrapExistingObject)
return args.Holder();
Frame* frame = V8Proxy::retrieveFrameForCurrentContext();
if (!frame)
return throwError("Image constructor associated frame is unavailable", V8Proxy::ReferenceError);
Document* document = frame->document();
if (!document)
return throwError("Image constructor associated document is unavailable", V8Proxy::ReferenceError);
// Make sure the document is added to the DOM Node map. Otherwise, the HTMLImageElement instance
// may end up being the only node in the map and get garbage-ccollected prematurely.
// FIXME: The correct way to do this would be to make HTMLImageElement derive from
// ActiveDOMObject and use its interface to keep its wrapper alive. Then we would
// remove this code and the special case in isObservableThroughDOM.
toV8(document);
int width;
int height;
int* optionalWidth = 0;
int* optionalHeight = 0;
if (args.Length() > 0) {
width = toInt32(args[0]);
optionalWidth = &width;
}
if (args.Length() > 1) {
height = toInt32(args[1]);
optionalHeight = &height;
}
RefPtr<HTMLImageElement> image = HTMLImageElement::createForJSConstructor(document, optionalWidth, optionalHeight);
V8DOMWrapper::setDOMWrapper(args.Holder(), &V8HTMLImageElementConstructor::info, image.get());
image->ref();
V8DOMWrapper::setJSWrapperForDOMNode(image.get(), v8::Persistent<v8::Object>::New(args.Holder()));
return args.Holder();
}
static v8::Handle<v8::Value> initTouchEventCallback(const v8::Arguments& args) {
INC_STATS("DOM.TouchEvent.initTouchEvent");
TouchEvent* imp = V8TouchEvent::toNative(args.Holder());
TouchList* touches = V8TouchList::HasInstance(args[0]) ? V8TouchList::toNative(v8::Handle<v8::Object>::Cast(args[0])) : 0;
TouchList* targetTouches = V8TouchList::HasInstance(args[1]) ? V8TouchList::toNative(v8::Handle<v8::Object>::Cast(args[1])) : 0;
TouchList* changedTouches = V8TouchList::HasInstance(args[2]) ? V8TouchList::toNative(v8::Handle<v8::Object>::Cast(args[2])) : 0;
V8Parameter<> type = args[3];
DOMWindow* view = V8DOMWindow::HasInstance(args[4]) ? V8DOMWindow::toNative(v8::Handle<v8::Object>::Cast(args[4])) : 0;
int screenX = toInt32(args[5]);
int screenY = toInt32(args[6]);
int clientX = toInt32(args[7]);
int clientY = toInt32(args[8]);
bool ctrlKey = args[9]->BooleanValue();
bool altKey = args[10]->BooleanValue();
bool shiftKey = args[11]->BooleanValue();
bool metaKey = args[12]->BooleanValue();
imp->initTouchEvent(touches, targetTouches, changedTouches, type, view, screenX, screenY, clientX, clientY, ctrlKey, altKey, shiftKey, metaKey);
return v8::Handle<v8::Value>();
}
static void baseValAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
SVGAnimatedInteger* imp = V8SVGAnimatedInteger::toNative(info.Holder());
int v = toInt32(value);
ExceptionCode ec = 0;
imp->setBaseVal(v, ec);
if (UNLIKELY(ec))
setDOMException(ec, info.GetIsolate());
return;
}
void V8Custom::ClearTimeoutImpl(const v8::Arguments& args)
{
v8::Handle<v8::Value> holder = args.Holder();
DOMWindow* imp = V8Proxy::ToNativeObject<DOMWindow>(V8ClassIndex::DOMWINDOW, holder);
if (!V8Proxy::CanAccessFrame(imp->frame(), true))
return;
ScriptExecutionContext* context = static_cast<ScriptExecutionContext*>(imp->frame()->document());
int handle = toInt32(args[0]);
DOMTimer::removeById(context, handle);
}
static void exposeJSAccessorAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info)
{
v8::Local<v8::Object> holder = info.Holder();
ExceptionState exceptionState(ExceptionState::SetterContext, "exposeJSAccessorAttribute", "TestInterfaceOwnPropertiesDerived", holder, info.GetIsolate());
TestInterfaceOwnPropertiesDerived* impl = V8TestInterfaceOwnPropertiesDerived::toImpl(holder);
int cppValue = toInt32(info.GetIsolate(), v8Value, NormalConversion, exceptionState);
if (exceptionState.throwIfNeeded())
return;
impl->setExposeJSAccessorAttribute(cppValue);
}
static void maxLengthAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
INC_STATS("DOM.HTMLTextAreaElement.maxLength._set");
HTMLTextAreaElement* imp = V8HTMLTextAreaElement::toNative(info.Holder());
int v = toInt32(value);
ExceptionCode ec = 0;
imp->setMaxLength(v, ec);
if (UNLIKELY(ec))
V8Proxy::setDOMException(ec);
return;
}
v8::Handle<v8::Value> removeElement(HTMLSelectElement* imp, const v8::Arguments& args)
{
if (V8HTMLOptionElement::HasInstance(args[0])) {
HTMLOptionElement* element = V8HTMLOptionElement::toNative(v8::Handle<v8::Object>::Cast(args[0]));
imp->remove(element->index());
return v8::Undefined();
}
imp->remove(toInt32(args[0]));
return v8::Undefined();
}
static v8::Handle<v8::Value> initErrorEventCallback(const v8::Arguments& args) {
INC_STATS("DOM.ErrorEvent.initErrorEvent");
ErrorEvent* imp = V8ErrorEvent::toNative(args.Holder());
V8Parameter<> typeArg = args[0];
bool canBubbleArg = args[1]->BooleanValue();
bool cancelableArg = args[2]->BooleanValue();
V8Parameter<> messageArg = args[3];
V8Parameter<> filenameArg = args[4];
unsigned linenoArg = toInt32(args[5]);
imp->initErrorEvent(typeArg, canBubbleArg, cancelableArg, messageArg, filenameArg, linenoArg);
return v8::Handle<v8::Value>();
}
v8::Handle<v8::Value> V8Document::getCSSCanvasContextCallback(const v8::Arguments& args)
{
INC_STATS("DOM.Document.getCSSCanvasContext");
v8::Handle<v8::Object> holder = args.Holder();
Document* imp = V8Document::toNative(holder);
String contextId = toWebCoreString(args[0]);
String name = toWebCoreString(args[1]);
int width = toInt32(args[2]);
int height = toInt32(args[3]);
CanvasRenderingContext* result = imp->getCSSCanvasContext(contextId, name, width, height);
if (!result)
return v8::Undefined();
if (result->is2d())
return toV8(static_cast<CanvasRenderingContext2D*>(result));
#if ENABLE(3D_CANVAS)
else if (result->is3d())
return toV8(static_cast<WebGLRenderingContext*>(result));
#endif // ENABLE(3D_CANVAS)
ASSERT_NOT_REACHED();
return v8::Undefined();
}
v8::Handle<v8::Value> V8WebGLRenderingContext::getFramebufferAttachmentParameterCallback(const v8::Arguments& args)
{
INC_STATS("DOM.WebGLRenderingContext.getFramebufferAttachmentParameter()");
if (args.Length() != 3) {
V8Proxy::setDOMException(SYNTAX_ERR);
return notHandledByInterceptor();
}
ExceptionCode ec = 0;
WebGLRenderingContext* context = V8WebGLRenderingContext::toNative(args.Holder());
unsigned target = toInt32(args[0]);
unsigned attachment = toInt32(args[1]);
unsigned pname = toInt32(args[2]);
WebGLGetInfo info = context->getFramebufferAttachmentParameter(target, attachment, pname, ec);
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8Object(info);
}
static void v8HTMLImageElementConstructorMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
{
if (!args.IsConstructCall()) {
throwTypeError("DOM object constructor cannot be called as a function.", args.GetIsolate());
return;
}
if (ConstructorMode::current() == ConstructorMode::WrapExistingObject) {
v8SetReturnValue(args, args.Holder());
return;
}
Document* document = currentDocument();
ASSERT(document);
// Make sure the document is added to the DOM Node map. Otherwise, the HTMLImageElement instance
// may end up being the only node in the map and get garbage-collected prematurely.
// FIXME: The correct way to do this would be to make HTMLImageElement derive from
// ActiveDOMObject and use its interface to keep its wrapper alive. Then we would
// remove this code and the special case in isObservableThroughDOM.
toV8(document, args.Holder(), args.GetIsolate());
int width;
int height;
int* optionalWidth = 0;
int* optionalHeight = 0;
if (args.Length() > 0) {
width = toInt32(args[0]);
optionalWidth = &width;
}
if (args.Length() > 1) {
height = toInt32(args[1]);
optionalHeight = &height;
}
RefPtr<HTMLImageElement> image = HTMLImageElement::createForJSConstructor(*document, optionalWidth, optionalHeight);
v8::Handle<v8::Object> wrapper = args.Holder();
V8DOMWrapper::associateObjectWithWrapper<V8HTMLImageElement>(image.release(), &V8HTMLImageElementConstructor::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
v8SetReturnValue(args, wrapper);
}
void V8WebCLKernel::getWorkGroupInfoMethodCustom(const v8::Arguments& args)
{
if (args.Length() != 2)
{ throwNotEnoughArgumentsError(args.GetIsolate()); return; }
ExceptionState es(args.GetIsolate());
WebCLKernel* kernel = V8WebCLKernel::toNative(args.Holder());
WebCLDevice* device = V8WebCLDevice::toNative(v8::Handle<v8::Object>::Cast(args[0]));
int workgroup_index = toInt32(args[1]);
WebCLGetInfo info = kernel->getWorkGroupInfo(device, workgroup_index, es);
v8SetReturnValue(args, toV8Object(info,args.Holder(), args.GetIsolate()));
}
void V8WebCLKernel::getInfoMethodCustom(const v8::Arguments& args)
{
if (args.Length() != 1)
{ throwNotEnoughArgumentsError(args.GetIsolate()); return; }
ExceptionState es(args.GetIsolate());
WebCLKernel* kernel = V8WebCLKernel::toNative(args.Holder());
int kernel_index = toInt32(args[0]);
WebCLGetInfo info = kernel->getInfo(kernel_index, es);
v8SetReturnValue(args, toV8Object(info, args.Holder(),args.GetIsolate()));
}
static void conditionalLongAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
v8::Local<v8::Object> holder = info.Holder();
TestInterfaceOriginTrialEnabled* impl = V8TestInterfaceOriginTrialEnabled::toImpl(holder);
ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterfaceOriginTrialEnabled", "conditionalLongAttribute");
// Prepare the value to be set.
int cppValue = toInt32(info.GetIsolate(), v8Value, NormalConversion, exceptionState);
if (exceptionState.hadException())
return;
impl->setConditionalLongAttribute(cppValue);
}
/* We may want to rethink this function a bit.
* The NITF spec. has many fields with a BINARY_INTEGER type
* This could mean that the field contains 3 8-bit binary integers
* For that example, the length of the field is 3, which isn't an integer size
* Thus, that wouldn't work here if we just assumed BINARY_INTEGER has ONE integer in the field
*/
NITFPRIV(NITF_BOOL) fromIntToString(nitf_Field * field, char *outValue,
size_t length, nitf_Error * error)
{
char buffer[256];
size_t actualLength = 0;
/* These are all two-step processes 1) get native int 2) NITF_SNPRINTF */
switch (field->length)
{
case 2:
{
nitf_Int16 int16;
if (!toInt16(field, &int16, error))
goto CATCH_ERROR;
actualLength = NITF_SNPRINTF(buffer, 256, "%d", int16);
}
break;
case 4:
{
nitf_Int32 int32;
if (!toInt32(field, &int32, error))
goto CATCH_ERROR;
actualLength = NITF_SNPRINTF(buffer, 256, "%ld", (long) int32);
}
break;
case 8:
{
nitf_Int64 int64;
if (!toInt64(field, &int64, error))
goto CATCH_ERROR;
actualLength = NITF_SNPRINTF(buffer, 256, "%lld", int64);
}
break;
default:
{
/* otherwise, it must not be an integer value */
return fromStringToString(field, outValue, length, error);
}
}
if (actualLength > length)
{
nitf_Error_initf(error, NITF_CTXT, NITF_ERR_INVALID_PARAMETER,
"Out value too small [%d] size required",
strlen(buffer));
return NITF_FAILURE;
}
strcpy(outValue, buffer);
return NITF_SUCCESS;
CATCH_ERROR:
return NITF_FAILURE;
}
void V8WebCL::getImageInfoMethodCustom(const v8::Arguments& args)
{
if (args.Length() != 2)
{ throwNotEnoughArgumentsError(args.GetIsolate()); return; }
ExceptionState es(args.GetIsolate());
WebCL* webcl = V8WebCL::toNative(args.Holder());
WebCLImage* image = V8WebCLImage::toNative(v8::Handle<v8::Object>::Cast(args[0]));
int image_index = toInt32(args[1]);
WebCLGetInfo info = webcl->getImageInfo(image, image_index, es);
v8SetReturnValue(args, toV8Object(info,args.Holder(), args.GetIsolate()));
}
v8::Handle<v8::Value> V8ArrayBufferView::sliceCallback(const v8::Arguments& args)
{
INC_STATS("DOM.ArrayBufferView.slice");
// Forms:
// * slice(long start, long end);
ArrayBufferView* imp = V8ArrayBufferView::toNative(args.Holder());
int start, end;
switch (args.Length()) {
case 0:
start = 0;
end = imp->length();
break;
case 1:
start = toInt32(args[0]);
end = imp->length();
break;
default:
start = toInt32(args[0]);
end = toInt32(args[1]);
}
return toV8(imp->slice(start, end));
}
void IdWrapper::toValue(JS::MutableHandleValue value) const {
if (isInt()) {
value.setInt32(toInt32());
return;
}
if (isString()) {
auto str = JSID_TO_STRING(_value);
value.setString(str);
return;
}
uasserted(ErrorCodes::BadValue, "Failed to toValue() non-string and non-integer jsid");
}
static v8::Handle<v8::Value> getObjectParameter(const v8::Arguments& args, ObjectType objectType)
{
if (args.Length() != 2) {
V8Proxy::setDOMException(SYNTAX_ERR);
return notHandledByInterceptor();
}
ExceptionCode ec = 0;
WebGLRenderingContext* context = V8WebGLRenderingContext::toNative(args.Holder());
unsigned target = toInt32(args[0]);
unsigned pname = toInt32(args[1]);
WebGLGetInfo info;
switch (objectType) {
case kBuffer:
info = context->getBufferParameter(target, pname, ec);
break;
case kRenderbuffer:
info = context->getRenderbufferParameter(target, pname, ec);
break;
case kTexture:
info = context->getTexParameter(target, pname, ec);
break;
case kVertexAttrib:
// target => index
info = context->getVertexAttrib(target, pname, ec);
break;
default:
notImplemented();
break;
}
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8Object(info);
}
v8::Handle<v8::Value> V8AudioNode::connectCallback(const v8::Arguments& args)
{
if (args.Length() < 1)
return throwError("Not enough arguments", V8Proxy::SyntaxError);
// CAPPFIX_WEB_HTML5: WEB_AUDIO
AudioNode* destinationNode = 0;
if (V8AudioNode::HasInstance(args[0]))
destinationNode = toNative(args[0]->ToObject());
// CAPPFIX_WEB_HTML5_END
if (!destinationNode)
return throwError("Invalid destination node", V8Proxy::SyntaxError);
unsigned output = 0;
unsigned input = 0;
bool ok = false;
if (args.Length() > 1) {
output = toInt32(args[1], ok);
if (!ok)
return throwError("Invalid index parameters", V8Proxy::SyntaxError);
}
if (args.Length() > 2) {
input = toInt32(args[2], ok);
if (!ok)
return throwError("Invalid index parameters", V8Proxy::SyntaxError);
}
AudioNode* audioNode = toNative(args.Holder());
bool success = audioNode->connect(destinationNode, output, input);
if (!success)
return throwError("Invalid index parameter", V8Proxy::SyntaxError);
return v8::Undefined();
}
