v8::Handle<v8::Value> V8XMLHttpRequest::responseAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.XMLHttpRequest.response._get");
XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(info.Holder());
switch (xmlHttpRequest->responseTypeCode()) {
case XMLHttpRequest::ResponseTypeDefault:
case XMLHttpRequest::ResponseTypeText:
return responseTextAccessorGetter(name, info);
case XMLHttpRequest::ResponseTypeDocument:
{
ExceptionCode ec = 0;
Document* document = xmlHttpRequest->responseXML(ec);
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8(document);
}
case XMLHttpRequest::ResponseTypeBlob:
#if ENABLE(XHR_RESPONSE_BLOB)
{
ExceptionCode ec = 0;
Blob* blob = xmlHttpRequest->responseBlob(ec);
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8(blob);
}
#else
return v8::Undefined();
#endif
#if ENABLE(WEBGL) || ENABLE(BLOB)
case XMLHttpRequest::ResponseTypeArrayBuffer:
{
ExceptionCode ec = 0;
ArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer(ec);
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8(arrayBuffer);
}
#endif
}
return v8::Undefined();
}
v8::Handle<v8::Value> V8XMLHttpRequest::responseAttrGetterCustom(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(info.Holder());
switch (xmlHttpRequest->responseTypeCode()) {
case XMLHttpRequest::ResponseTypeDefault:
case XMLHttpRequest::ResponseTypeText:
return responseTextAttrGetterCustom(name, info);
case XMLHttpRequest::ResponseTypeDocument:
{
ExceptionCode ec = 0;
Document* document = xmlHttpRequest->responseXML(ec);
if (ec)
return setDOMException(ec, info.GetIsolate());
return toV8Fast(document, info, xmlHttpRequest);
}
case XMLHttpRequest::ResponseTypeBlob:
{
ExceptionCode ec = 0;
Blob* blob = xmlHttpRequest->responseBlob(ec);
if (ec)
return setDOMException(ec, info.GetIsolate());
return toV8Fast(blob, info, xmlHttpRequest);
}
case XMLHttpRequest::ResponseTypeArrayBuffer:
{
ExceptionCode ec = 0;
ArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer(ec);
if (ec)
return setDOMException(ec, info.GetIsolate());
return toV8Fast(arrayBuffer, info, xmlHttpRequest);
}
}
return v8::Undefined();
}
void V8XMLHttpRequest::responseAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info)
{
XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(info.Holder());
switch (xmlHttpRequest->responseTypeCode()) {
case XMLHttpRequest::ResponseTypeDefault:
case XMLHttpRequest::ResponseTypeText:
responseTextAttributeGetterCustom(info);
return;
case XMLHttpRequest::ResponseTypeJSON:
{
v8::Isolate* isolate = info.GetIsolate();
ScriptString jsonSource = xmlHttpRequest->responseJSONSource();
if (jsonSource.isEmpty()) {
v8SetReturnValue(info, v8::Null(isolate));
return;
}
// Catch syntax error.
v8::TryCatch exceptionCatcher;
v8::Handle<v8::Value> json = v8::JSON::Parse(jsonSource.v8Value());
if (exceptionCatcher.HasCaught() || json.IsEmpty())
v8SetReturnValue(info, v8::Null(isolate));
else
v8SetReturnValue(info, json);
return;
}
case XMLHttpRequest::ResponseTypeDocument:
{
ExceptionState exceptionState(ExceptionState::GetterContext, "response", "XMLHttpRequest", info.Holder(), info.GetIsolate());
Document* document = xmlHttpRequest->responseXML(exceptionState);
if (exceptionState.throwIfNeeded())
return;
v8SetReturnValueFast(info, document, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeBlob:
{
Blob* blob = xmlHttpRequest->responseBlob();
v8SetReturnValueFast(info, blob, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeLegacyStream:
{
Stream* stream = xmlHttpRequest->responseLegacyStream();
v8SetReturnValueFast(info, stream, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeStream:
{
ReadableStream* stream = xmlHttpRequest->responseStream();
v8SetReturnValueFast(info, stream, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeArrayBuffer:
{
ArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer();
if (arrayBuffer) {
arrayBuffer->setDeallocationObserver(V8ArrayBufferDeallocationObserver::instanceTemplate());
}
v8SetReturnValueFast(info, arrayBuffer, xmlHttpRequest);
return;
}
}
}
void V8XMLHttpRequest::responseAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info)
{
XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toImpl(info.Holder());
switch (xmlHttpRequest->responseTypeCode()) {
case XMLHttpRequest::ResponseTypeDefault:
case XMLHttpRequest::ResponseTypeText:
responseTextAttributeGetterCustom(info);
return;
case XMLHttpRequest::ResponseTypeJSON:
{
v8::Isolate* isolate = info.GetIsolate();
ScriptString jsonSource = xmlHttpRequest->responseJSONSource();
if (jsonSource.isEmpty()) {
v8SetReturnValue(info, v8::Null(isolate));
return;
}
// Catch syntax error. Swallows an exception (when thrown) as the
// spec says. https://xhr.spec.whatwg.org/#response-body
v8::TryCatch exceptionCatcher;
v8::Local<v8::Value> json;
if (v8Call(v8::JSON::Parse(isolate, jsonSource.v8Value()), json, exceptionCatcher))
v8SetReturnValue(info, json);
else
v8SetReturnValue(info, v8::Null(isolate));
return;
}
case XMLHttpRequest::ResponseTypeDocument:
{
ExceptionState exceptionState(ExceptionState::GetterContext, "response", "XMLHttpRequest", info.Holder(), info.GetIsolate());
Document* document = xmlHttpRequest->responseXML(exceptionState);
if (exceptionState.throwIfNeeded())
return;
v8SetReturnValueFast(info, document, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeBlob:
{
Blob* blob = xmlHttpRequest->responseBlob();
v8SetReturnValueFast(info, blob, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeLegacyStream:
{
Stream* stream = xmlHttpRequest->responseLegacyStream();
v8SetReturnValueFast(info, stream, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeStream:
{
ReadableStream* stream = xmlHttpRequest->responseStream();
v8SetReturnValueFast(info, stream, xmlHttpRequest);
return;
}
case XMLHttpRequest::ResponseTypeArrayBuffer:
{
DOMArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer();
v8SetReturnValueFast(info, arrayBuffer, xmlHttpRequest);
return;
}
}
}